/* ============================================
   REBOTNIX — Based on KINEVA Design System
   ============================================ */

/* --- Custom Properties --- */
:root {
  --bg: #0A0A0A;
  --surface: #111111;
  --card-teal: #14B8A6;
  --card-coral: #14B8A6;
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.16);
  --text-primary: rgba(255, 255, 255, 0.9);
  --text-secondary: rgba(255, 255, 255, 0.5);
  --text-tertiary: rgba(255, 255, 255, 0.3);
  --accent: #14B8A6;
  --accent-hover: #0D9488;
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --container: 1200px;
  --nav-height: 72px;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-pill: 100px;
  --transition: 300ms ease-out;
}

/* --- Light Theme --- */
[data-theme="light"] {
  --bg: #ffffff;
  --surface: #f8f8f8;
  --border: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(0, 0, 0, 0.16);
  --text-primary: rgba(0, 0, 0, 0.88);
  --text-secondary: rgba(0, 0, 0, 0.5);
  --text-tertiary: rgba(0, 0, 0, 0.35);
  --accent: #0D9488;
  --accent-hover: #3D7279;
}

[data-theme="light"] .nav--solid {
  background: rgba(255, 255, 255, 0.95);
}

/* ===== Light Theme: Slider also light ===== */
[data-theme="light"] .slider {
  background: #ffffff;
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .slider__slide { background: transparent; }
[data-theme="light"] .slider__headline { color: rgba(0,0,0,0.88); }
[data-theme="light"] .slider__product { color: var(--card-teal); }
[data-theme="light"] .slider__desc { color: rgba(0,0,0,0.45); }
[data-theme="light"] .slider__cta { color: rgba(0,0,0,0.7); }
[data-theme="light"] .slider__cta::before,
[data-theme="light"] .slider__cta::after { border-color: rgba(0,0,0,0.3); }
[data-theme="light"] .slider__cta:hover { color: var(--card-teal); }
[data-theme="light"] .slider__cta:hover::before,
[data-theme="light"] .slider__cta:hover::after { border-color: var(--card-teal); }
[data-theme="light"] .slider__arrow { border-color: rgba(0,0,0,0.1); color: rgba(0,0,0,0.35); }
[data-theme="light"] .slider__arrow:hover { border-color: rgba(0,0,0,0.2); color: rgba(0,0,0,0.7); }
[data-theme="light"] .slider__dot { background: rgba(0,0,0,0.1); }
[data-theme="light"] .slider__dot--active { background: var(--card-teal); }
[data-theme="light"] .slider__image img { border-color: rgba(0,0,0,0.08); }

/* Light theme: Nav always white */
[data-theme="light"] .nav--on-slider {
  background: rgba(255, 255, 255, 0.97);
  border-bottom-color: rgba(0, 0, 0, 0.06);
}
[data-theme="light"] .nav--on-slider .nav__link,
[data-theme="light"] .nav--on-slider .nav__wordmark { color: rgba(0,0,0,0.6); }
[data-theme="light"] .nav--on-slider .nav__dropdown-trigger::after { border-top-color: rgba(0,0,0,0.4); }
[data-theme="light"] .nav--on-slider .theme-toggle { border-color: rgba(0,0,0,0.1); color: rgba(0,0,0,0.5); }
img.nav__mark { height: 40px; width: auto; object-fit: contain; }
[data-theme="light"] img.nav__mark { filter: brightness(0); }

/* Light theme: Cards */
[data-theme="light"] .pcard__body { background: #f6f6f6; }
[data-theme="light"] .pcard__link { border-color: var(--card-teal); color: rgba(0,0,0,0.85); }
[data-theme="light"] .pcard:hover .pcard__link { background: var(--card-teal); color: #ffffff; }

/* Light theme: Logos — no white box needed */
[data-theme="light"] .logos-marquee__inner img { background: transparent; padding: 0; opacity: 0.7; }
[data-theme="light"] .logos-marquee__inner img:hover { opacity: 1; }

/* Light theme: Canvas subtle */
[data-theme="light"] .rochen-canvas--slider { opacity: 0.3; }

[data-theme="light"] .mobile-menu {
  background: var(--bg);
}

[data-theme="light"] .metric__divider {
  background: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .mock-fusion__input {
  background: rgba(0, 0, 0, 0.03);
}

[data-theme="light"] .mock-flow__node {
  background: rgba(0, 0, 0, 0.03);
}

[data-theme="light"] .mock-models-list__item {
  background: rgba(0, 0, 0, 0.02);
}

[data-theme="light"] .hw-card__specs li {
  background: rgba(0, 0, 0, 0.03);
}

[data-theme="light"] .device-body {
  border-color: rgba(0, 0, 0, 0.15);
}

/* --- Reset --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-primary);
  background-color: var(--bg);
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  color: inherit;
  font: inherit;
}

/* --- Container --- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.container--narrow {
  max-width: 720px;
}

.container--products {
  max-width: 960px;
}

/* --- Typography --- */
.label {
  display: block;
  margin-bottom: 24px;
}

.label--mono {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--card-coral);
}

.section__headline {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.section__headline--centered {
  text-align: center;
}


.section__subtitle {
  font-family: var(--font-body);
  color: var(--text-secondary);
  max-width: 540px;
  margin-bottom: 64px;
  font-size: 1.125rem;
  line-height: 1.7;
}

.section__subtitle--centered {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section__subtitle--wide {
  max-width: 100%;
}

/* --- Buttons — Corner Bracket Style --- */
.btn {
  position: relative;
  display: inline-block;
  padding: 14px 24px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-primary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color 300ms ease-out;
  white-space: nowrap;
  text-align: center;
}

.btn::before,
.btn::after {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  border-color: var(--text-primary);
  border-style: solid;
  transition: border-color 300ms ease-out;
}

.btn::before {
  top: 0;
  left: 0;
  border-width: 1px 0 0 1px;
}

.btn::after {
  bottom: 0;
  right: 0;
  border-width: 0 1px 1px 0;
}

.btn:hover {
  color: var(--accent);
}

.btn:hover::before,
.btn:hover::after {
  border-color: var(--accent);
}

.btn:active {
  opacity: 0.8;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  transition: background var(--transition), border-color var(--transition);
  border-bottom: 1px solid transparent;
}

.nav--solid {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
}

/* Hero nav: transparent on top, solid on scroll */
.nav--hero {
  background: transparent;
  border-bottom-color: transparent;
  transition: background 0.3s, border-color 0.3s;
}

.nav--hero .nav__link,
.nav--hero .nav__wordmark {
  color: rgba(255,255,255,0.85);
}

.nav--hero .nav__dropdown-trigger::after {
  border-top-color: rgba(255,255,255,0.5);
}

.nav--hero .theme-toggle {
  border-color: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.7);
}

.nav--hero .lang-switch {
  border-color: rgba(255,255,255,0.15);
}

.nav--hero .lang-switch button {
  color: rgba(255,255,255,0.5);
}

.nav--hero .lang-switch button.lang-switch--active {
  color: #fff;
  background: rgba(255,255,255,0.12);
}

.nav--hero .nav__hamburger span {
  background: #fff;
}

/* Scrolled state */
.nav--hero.nav--scrolled {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
}

[data-theme="light"] .nav--hero.nav--scrolled {
  background: rgba(255, 255, 255, 0.95);
}

[data-theme="light"] .nav--hero.nav--scrolled .nav__link,
[data-theme="light"] .nav--hero.nav--scrolled .nav__wordmark {
  color: rgba(0,0,0,0.6);
}

[data-theme="light"] .nav--hero.nav--scrolled .nav__dropdown-trigger::after {
  border-top-color: rgba(0,0,0,0.4);
}

[data-theme="light"] .nav--hero.nav--scrolled .theme-toggle {
  border-color: rgba(0,0,0,0.1);
  color: rgba(0,0,0,0.5);
}

[data-theme="light"] .nav--hero.nav--scrolled .lang-switch {
  border-color: rgba(0,0,0,0.1);
}

[data-theme="light"] .nav--hero.nav--scrolled .lang-switch button {
  color: rgba(0,0,0,0.4);
}

[data-theme="light"] .nav--hero.nav--scrolled .lang-switch button.lang-switch--active {
  color: rgba(0,0,0,0.8);
  background: rgba(0,0,0,0.05);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 1001;
}

.nav__mark {
  flex-shrink: 0;
}

.nav__wordmark {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: 0.05em;
  color: var(--text-primary);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav__link {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: color var(--transition);
}

.nav__link:hover {
  color: var(--accent);
}

.nav__link--active {
  color: var(--accent);
}

/* --- Nav Dropdown --- */
.nav__dropdown {
  position: relative;
}

.nav__dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 5px;
}

.nav__dropdown-trigger::after {
  content: '';
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  opacity: 0.4;
  transition: transform var(--transition), opacity var(--transition);
}

.nav__dropdown:hover .nav__dropdown-trigger::after {
  transform: rotate(180deg);
  opacity: 0.8;
}

.nav__dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 200px;
  padding: 8px 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease-out, transform 0.2s ease-out;
  z-index: 1002;
}

.nav__dropdown:hover .nav__dropdown-menu {
  opacity: 1;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}

.nav__dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}

.nav__dropdown-menu a:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

[data-theme="light"] .nav__dropdown-menu a:hover {
  background: rgba(0, 0, 0, 0.03);
}

.nav__dropdown-icon {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  opacity: 0.6;
  color: var(--accent);
  transition: opacity 0.2s;
}

.nav__dropdown-menu a:hover .nav__dropdown-icon {
  opacity: 1;
  color: var(--accent);
}

.nav__dropdown-menu a small {
  font-size: 0.55rem;
  color: var(--text-tertiary);
  margin-left: auto;
}

.nav__dropdown-divider {
  height: 1px;
  background: var(--border);
  margin: 6px 0;
}

[data-theme="light"] .nav__dropdown-menu {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
}

.theme-toggle:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
}

.theme-toggle__icon {
  position: absolute;
  transition: opacity var(--transition), transform var(--transition);
}

.theme-toggle__icon--sun {
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}

.theme-toggle__icon--moon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

[data-theme="light"] .theme-toggle__icon--sun {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

[data-theme="light"] .theme-toggle__icon--moon {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}

.nav__cta {
  /* gap handles spacing */
}

.nav__store {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 999px;
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}

.nav__store:hover {
  border-color: var(--accent, #14B8A6);
  color: var(--accent, #14B8A6);
}

.nav__store-icon {
  flex-shrink: 0;
  width: 13px;
  height: 13px;
  stroke: var(--accent, #14B8A6);
}

.nav__home {
  display: inline-flex;
  align-items: center;
  padding: 6px 8px !important;
  color: var(--text-secondary);
  transition: color 0.2s ease;
}

.nav__home:hover {
  color: var(--accent, #14B8A6);
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  gap: 6px;
  z-index: 1001;
}

.nav__hamburger span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--text-primary);
  transition: all var(--transition);
}

.nav__hamburger--active span:first-child {
  transform: translateY(3.75px) rotate(45deg);
}

.nav__hamburger--active span:last-child {
  transform: translateY(-3.75px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.mobile-menu--active {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.mobile-menu__link {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: color var(--transition);
}

.mobile-menu__link:hover {
  color: var(--text-primary);
}

.mobile-menu__cta {
  margin-top: 16px;
}

/* --- Hero --- */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: var(--nav-height);
  background: var(--bg);
  overflow: hidden;
}

.rochen-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 0.35;
  will-change: opacity;
}

[data-theme="light"] .rochen-canvas {
  opacity: 0.15;
}

.rochen-canvas[style] {
  transition: none;
}

[data-theme="light"] .rochen-canvas {
  opacity: 0.12;
}

.hero__content {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 80px 24px 80px;
  position: relative;
  z-index: 1;
}

.hero__headline {
  font-family: var(--font-heading);
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--text-primary);
  margin-bottom: 24px;
  overflow: hidden;
}

.headline-line {
  display: block;
  overflow: hidden;
}

.headline-char {
  display: inline-block;
  opacity: 0;
  transform: translateY(100%) rotateX(90deg);
  transition: opacity 0.6s ease-out, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.headline-char.is-space {
  width: 0.3em;
}

.headline-char--visible {
  opacity: 1;
  transform: translateY(0) rotateX(0deg);
}


.hero__two-parts {
  display: flex;
  align-items: flex-start;
  gap: 0;
  max-width: 900px;
  margin-bottom: 48px;
}

.hero__part {
  flex: 1;
  padding: 0 32px;
  display: flex;
  align-items: flex-start;
  gap: 20px;
}

.hero__part-num {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  flex-shrink: 0;
}

.hero__part-text {
  font-family: var(--font-body);
  font-size: 1.15rem;
  line-height: 1.75;
  color: var(--text-secondary);
  padding-top: 8px;
}

.hero__part-divider {
  width: 1px;
  align-self: stretch;
  background: var(--border);
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .hero__two-parts {
    flex-direction: column;
    gap: 24px;
  }

  .hero__part {
    padding: 0;
  }

  .hero__part-divider {
    width: 40px;
    height: 1px;
    align-self: center;
  }
}

.hero__ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 56px;
}

.hero__metrics {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
  justify-content: center;
}

.metric {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.metric__value {
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

.metric__label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.metric__divider {
  width: 1px;
  height: 40px;
  background: rgba(255, 255, 255, 0.08);
}

/* --- Sections --- */
.section {
  padding: 68px 0;
  position: relative;
}

.section--tight-top {
  padding-top: 34px;
}

.section--compact {
  padding-top: 24px;
  padding-bottom: 48px;
}

.section--narrow {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

/* --- Platform Intro (cards left, headline right) --- */
.platform-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
  margin-bottom: 80px;
}

.platform-intro__cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.platform-intro__card {
  padding: 32px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

[data-theme="light"] .platform-intro__card {
  background: rgba(0, 0, 0, 0.03);
  border-color: rgba(0, 0, 0, 0.08);
}

.platform-intro__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 12px;
}

.platform-intro__text {
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-primary);
}

.platform-intro__text-block .section__headline {
  margin-bottom: 20px;
}

.platform-intro__text-block .section__subtitle {
  margin-bottom: 0;
}

@media (max-width: 1024px) {
  .platform-intro {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .platform-intro__text-block {
    order: -1;
  }
}

.text-center {
  text-align: center;
  margin-bottom: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.text-center .label {
  margin-bottom: 16px;
}

/* --- Platform Cards (two colored cards) --- */
.platform-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 900px;
  margin: 0 auto 80px;
}

.platform-card {
  padding: 40px;
  border-radius: var(--radius);
}

.platform-card--teal {
  background: var(--card-teal);
}

.platform-card--coral {
  background: var(--card-coral);
}

.platform-card__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: rgba(26, 25, 24, 0.3);
  margin-bottom: 20px;
}

.platform-card__text {
  font-family: var(--font-body);
  font-size: 1.1rem;
  line-height: 1.75;
  color: #1A1918;
}

@media (max-width: 768px) {
  .platform-cards {
    grid-template-columns: 1fr;
  }
}

/* --- Platform Blocks --- */
.platform-blocks {
  display: flex;
  flex-direction: column;
  gap: 80px;
  margin-top: 80px;
}

.platform-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.platform-block--reverse {
  direction: rtl;
}

.platform-block--reverse > * {
  direction: ltr;
}

.platform-block__num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--card-coral);
  display: block;
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.platform-block__title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.platform-block__desc {
  font-family: var(--font-body);
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
}

.platform-block__visual {
  max-width: 520px;
  width: 100%;
}

/* Mock UIs */
.mock-ui {
  width: 100%;
  height: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

/* Fusion Mock */
.mock-ui--fusion {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 24px;
}

.mock-fusion {
  display: flex;
  align-items: center;
  gap: 0;
  width: 100%;
}

.mock-fusion__inputs {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex-shrink: 0;
}

.mock-fusion__input {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}

.mock-fusion__icon {
  display: flex;
  color: var(--text-tertiary);
}

.mock-fusion__arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  padding: 0 12px;
  flex-shrink: 0;
}

.mock-fusion__arrow-line {
  width: 32px;
  height: 1px;
  background: var(--border);
}

.mock-fusion__arrow-lines {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.mock-fusion__output {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  background: rgba(20, 184, 166, 0.1);
  border: 1px solid rgba(20, 184, 166, 0.25);
  border-radius: var(--radius);
  text-align: center;
  min-height: 120px;
}

.mock-fusion__output-label {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--card-teal);
  margin-bottom: 4px;
}

.mock-fusion__output-sub {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-tertiary);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* Models List Mock */
.mock-models-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
}

.mock-models-list__item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition);
}

.mock-models-list__item:hover {
  border-color: var(--border-hover);
}

.mock-models-list__icon {
  display: flex;
  color: var(--text-tertiary);
  flex-shrink: 0;
}

.mock-models-list__name {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  flex: 1;
}

.mock-models-list__tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--card-teal);
  background: rgba(20, 184, 166, 0.1);
  border: 1px solid rgba(20, 184, 166, 0.2);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
}

/* Flow Mock */
.mock-ui--flow {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 32px;
}

.mock-flow {
  display: flex;
  align-items: center;
  gap: 0;
  width: 100%;
  justify-content: center;
}

.mock-flow__node {
  padding: 14px 24px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

.mock-flow__node--accent {
  border-color: rgba(20, 184, 166, 0.3);
  color: var(--card-teal);
}

[data-theme="light"] .mock-flow__node--accent {
  border-color: rgba(20, 184, 166, 0.35);
  color: var(--card-teal);
}

.mock-flow__line {
  width: 40px;
  height: 1px;
  background: var(--border);
  flex-shrink: 0;
}

.mock-flow__meta {
  display: flex;
  gap: 16px;
}

.mock-flow__meta span {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-tertiary);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* Models Mock */
.mock-ui--models {
  padding: 24px;
  display: flex;
  align-items: center;
}

/* --- Solutions --- */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.solution-card {
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: opacity var(--transition);
  border: none;
}

/* Alternating teal/coral backgrounds for solution cards */
.solution-card:nth-child(odd) {
  background: var(--card-teal);
}

.solution-card:nth-child(even) {
  background: var(--card-coral);
}

.solution-card:hover {
  opacity: 0.92;
}

.solution-card__img {
  width: 100%;
  height: 200px;
  overflow: hidden;
  flex-shrink: 0;
}

.solution-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 500ms ease-out;
}

.solution-card:hover .solution-card__img img {
  transform: scale(1.03);
}

.solution-card__body {
  padding: 32px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.solution-card__title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: #1A1918;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.solution-card__desc {
  font-family: var(--font-mono);
  color: rgba(26, 25, 24, 0.7);
  font-size: 0.78rem;
  line-height: 1.7;
  margin-bottom: 20px;
  flex: 1;
}

.solution-card__tag {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #1A1918;
  border: 1px solid rgba(26, 25, 24, 0.25);
  border-radius: var(--radius-pill);
  padding: 5px 14px;
  background: transparent;
}

/* --- Training Callout --- */
.training-callout {
  margin-top: 64px;
}

.training-callout__inner {
  background: var(--card-teal);
  border: none;
  border-radius: var(--radius);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.training-callout__img {
  overflow: hidden;
}

.training-callout__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.training-callout__content {
  padding: 48px;
}

.training-callout__title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: #1A1918;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.training-callout__desc {
  font-family: var(--font-mono);
  color: rgba(26, 25, 24, 0.7);
  font-size: 0.85rem;
  line-height: 1.8;
  max-width: 700px;
  margin-bottom: 32px;
}

.training-callout__features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.training-callout__feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #1A1918;
}

.training-callout__feature svg {
  color: #1A1918;
  flex-shrink: 0;
}

@media (max-width: 1024px) {
  .training-callout__inner {
    grid-template-columns: 1fr;
  }

  .training-callout__img {
    height: 240px;
  }
}

@media (max-width: 768px) {
  .training-callout__content {
    padding: 32px;
  }

  .training-callout__features {
    grid-template-columns: 1fr;
  }
}

/* --- Hardware Products --- */
.hardware-products {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 64px;
}

.hw-card {
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: opacity var(--transition);
  border: none;
}

/* Alternating teal/coral for hw cards */
.hw-card:nth-child(odd) {
  background: var(--card-teal);
}

.hw-card:nth-child(even) {
  background: var(--card-coral);
}

.hw-card:hover {
  opacity: 0.92;
}

.hw-card__img {
  width: 100%;
  height: 240px;
  overflow: hidden;
  background: #ffffff;
}

.hw-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  transition: transform 500ms ease-out;
}

.hw-card:hover .hw-card__img img {
  transform: scale(1.03);
}

.hw-card__body {
  padding: 32px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.hw-card__badge {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: #1A1918;
  background: rgba(26, 25, 24, 0.08);
  border: 1px solid rgba(26, 25, 24, 0.2);
  border-radius: var(--radius-pill);
  padding: 5px 14px;
  margin-bottom: 16px;
}

.hw-card__title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: #1A1918;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.hw-card__desc {
  font-family: var(--font-mono);
  color: rgba(26, 25, 24, 0.7);
  font-size: 0.8rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.hw-card__specs {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.hw-card__specs li {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.5px;
  color: rgba(26, 25, 24, 0.6);
  background: rgba(26, 25, 24, 0.06);
  border: 1px solid rgba(26, 25, 24, 0.15);
  border-radius: var(--radius-pill);
  padding: 4px 12px;
}

.hw-card__footer {
  display: flex;
  align-items: center;
  margin-top: auto;
  padding-top: 20px;
}

.hw-card__footer .btn {
  display: block;
  width: 100%;
  text-align: center;
  padding: 14px 24px;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  background: var(--accent) !important;
  color: #fff !important;
  border: none !important;
  border-radius: 10px;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  cursor: pointer;
}

.hw-card__footer .btn::before,
.hw-card__footer .btn::after {
  display: none;
}

.hw-card__footer .btn:hover {
  background: var(--accent-hover) !important;
  color: #fff !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(20, 184, 166, 0.35);
}

.hw-card .btn:hover::before,
.hw-card .btn:hover::after {
  border-color: rgba(26, 25, 24, 0.6);
}

.hardware-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  margin-top: 64px;
  text-align: center;
}

.hardware-cta__note {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-tertiary);
  letter-spacing: 1px;
}

/* --- CTA Section --- */
.section--cta {
  text-align: center;
}

/* --- Europe Section --- */
.europe-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.europe-desc {
  font-family: var(--font-mono);
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.8;
}

.europe-details {
  display: flex;
  flex-direction: column;
  gap: 24px;
  background: var(--card-coral);
  border-radius: var(--radius);
  padding: 40px;
}

.europe-fact {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.europe-fact__icon {
  display: flex;
  color: #1A1918;
  flex-shrink: 0;
  margin-top: 2px;
}

.europe-fact div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.europe-fact strong {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: #1A1918;
}

.europe-fact span {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: rgba(26, 25, 24, 0.7);
}

@media (max-width: 1024px) {
  .europe-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.cta-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.cta-info p {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

.cta-info a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-tertiary);
  transition: color var(--transition);
}

.cta-info a:hover {
  color: var(--accent);
}

/* --- Announcement Banner --- */
.announce-banner {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 40px 48px;
  display: flex;
  align-items: center;
  gap: 40px;
  text-decoration: none;
  color: inherit;
  transition: border-color var(--transition);
}

.announce-banner:hover {
  border-color: var(--accent);
}

.announce-banner__badge {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #000;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

.announce-banner__body {
  flex: 1;
  min-width: 0;
}

.announce-banner__title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 4px;
}

.announce-banner__desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
}

.announce-banner__arrow {
  flex-shrink: 0;
  color: var(--accent);
  transition: transform var(--transition);
}

.announce-banner:hover .announce-banner__arrow {
  transform: translateX(4px);
}

@media (max-width: 640px) {
  .announce-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding: 24px;
  }
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer__copy {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-tertiary);
  letter-spacing: 0.5px;
}

.footer__links {
  display: flex;
  gap: 28px;
}

.footer__links a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-tertiary);
  letter-spacing: 0.5px;
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--accent);
}

/* --- Hero Sub --- */
.hero__sub {
  font-family: var(--font-body);
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 600px;
  text-align: center;
  margin-bottom: 32px;
}

/* --- Badges --- */
.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

.badge--opensource {
  color: var(--card-teal);
  background: rgba(20, 184, 166, 0.12);
  border: 1px solid rgba(20, 184, 166, 0.25);
}

.badge--api {
  color: var(--card-coral);
  background: rgba(20, 184, 166, 0.12);
  border: 1px solid rgba(20, 184, 166, 0.25);
}

.badge--coming {
  color: var(--text-tertiary);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
}

[data-theme="light"] .badge--coming {
  background: rgba(0, 0, 0, 0.03);
}

/* --- Model Showcase (bfl.ai style numbered showcase) --- */
.model-showcase {
  display: flex;
  flex-direction: column;
  gap: 64px;
  margin-top: 64px;
}

.model-showcase__item {
  display: grid;
  grid-template-columns: auto 1fr 1fr;
  gap: 32px;
  align-items: center;
  padding: 40px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}

.model-showcase__item:hover {
  border-color: var(--border-hover);
}

.model-showcase__item--reverse {
  direction: rtl;
}

.model-showcase__item--reverse > * {
  direction: ltr;
}

.model-showcase__num {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-tertiary);
  line-height: 1;
  min-width: 60px;
}

.model-showcase__content {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.model-showcase__header {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.model-showcase__title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.model-showcase__desc {
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.model-showcase__tags {
  display: flex;
  gap: 8px;
}

.model-showcase__tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
}

.model-showcase__visual {
  max-width: 280px;
  width: 100%;
  justify-self: end;
}

/* Mock Detection UI */
.mock-ui--detect {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 20px;
  min-height: 140px;
}

.mock-detect {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

.mock-detect__box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.5px;
}

.mock-detect__box--teal {
  background: rgba(20, 184, 166, 0.1);
  border: 1px solid rgba(20, 184, 166, 0.25);
  color: var(--card-teal);
}

.mock-detect__box--coral {
  background: rgba(20, 184, 166, 0.1);
  border: 1px solid rgba(20, 184, 166, 0.25);
  color: var(--card-coral);
}

.mock-detect__conf {
  font-weight: 700;
}

/* --- Section CTA --- */
.section-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-top: 64px;
  text-align: center;
}

.section-cta__note {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-tertiary);
  letter-spacing: 1px;
}

/* --- Deploy Grid (bfl.ai "Built to fit" cards) --- */
.deploy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 64px;
}

.deploy-card {
  display: flex;
  flex-direction: column;
  padding: 40px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition), transform var(--transition);
  text-decoration: none;
  color: inherit;
}

.deploy-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.deploy-card__icon {
  color: var(--card-teal);
  margin-bottom: 24px;
}

.deploy-card__title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.deploy-card__desc {
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.deploy-card__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 32px;
  flex: 1;
}

.deploy-card__features li {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
  padding-left: 16px;
  position: relative;
}

.deploy-card__features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--card-teal);
}

.deploy-card__link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: auto;
  transition: opacity var(--transition);
}

.deploy-card:hover .deploy-card__link {
  opacity: 0.7;
}

/* --- Footer Multi-Column (bfl.ai style) --- */
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 40px;
  padding-top: 64px;
  padding-bottom: 40px;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer__tagline {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-tertiary);
  line-height: 1.6;
}

.footer__col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__col-title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.footer__col a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-tertiary);
  letter-spacing: 0.5px;
  transition: color var(--transition);
}

.footer__col a:hover {
  color: var(--accent);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  padding-bottom: 32px;
  border-top: 1px solid var(--border);
}

.footer__social {
  display: flex;
  gap: 16px;
}

.footer__social a {
  color: var(--text-tertiary);
  transition: color var(--transition);
  display: flex;
}

.footer__social a:hover {
  color: var(--text-primary);
}

/* --- Subpage Layout --- */
.page-header {
  padding: calc(var(--nav-height) + 60px) 0 60px;
}

.page-header--hero {
  position: relative;
  padding: 0;
  min-height: 480px;
  display: flex;
  align-items: center;
}

.page-header__image {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-header__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-header__slideshow .page-header__slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
}

.page-header__slideshow .page-header__slide--active {
  opacity: 1;
}

.page-header__image::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom, rgba(10,10,10,0.9) 0%, rgba(10,10,10,0.4) 20%, transparent 40%),
    linear-gradient(to top, rgba(10,10,10,0.85) 0%, rgba(10,10,10,0.3) 50%, transparent 100%);
}

.page-header--hero .container {
  position: relative;
  z-index: 1;
  width: 100%;
  padding-top: calc(var(--nav-height) + 60px);
  padding-bottom: 68px;
}

.page-header--hero .page-header__title,
.page-header--hero .page-header__desc,
.page-header--hero .label {
  color: #fff;
}

.page-header--hero .page-header__desc {
  color: rgba(255,255,255,0.8);
}

.page-header__slide-texts { display: none; }
.page-header__title,
.page-header__desc { transition: opacity 0.35s ease; }
.page-header__text--fade { opacity: 0 !important; }

.page-header__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.page-header__desc {
  font-family: var(--font-body);
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.7;
}

/* --- Model Grid (for models.html) --- */
.model-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.model-card {
  display: flex;
  flex-direction: column;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}

.model-card:hover {
  border-color: var(--border-hover);
}

.model-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.model-card__title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.model-card__desc {
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 20px;
  flex: 1;
}

.model-card__meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.model-card__type {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
}

/* --- Category Anchor --- */
.category-section {
  margin-bottom: 80px;
}

.category-section__title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.category-section__desc {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 600px;
}

/* --- Code Block (for api.html) --- */
.code-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  overflow-x: auto;
}

.code-block pre {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.code-block .code-keyword {
  color: var(--card-coral);
}

.code-block .code-string {
  color: var(--card-teal);
}

.code-block .code-comment {
  color: var(--text-tertiary);
}

/* --- Pricing Cards (for api.html) --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.pricing-card {
  display: flex;
  flex-direction: column;
  padding: 40px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}

.pricing-card--featured {
  border-color: var(--card-teal);
}

.pricing-card:hover {
  border-color: var(--border-hover);
}

.pricing-card--featured:hover {
  border-color: var(--card-teal);
}

.pricing-card__name {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--card-coral);
  margin-bottom: 16px;
}

.pricing-card__price {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.pricing-card__period {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-tertiary);
  margin-bottom: 24px;
}

.pricing-card__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 32px;
  flex: 1;
}

.pricing-card__features li {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  padding-left: 20px;
  position: relative;
}

.pricing-card__features li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--card-teal);
  font-weight: 700;
}

/* --- Architecture Chain --- */
.chain {
  margin: 40px 0 56px;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
}

.chain__row {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 6px 0;
  min-width: max-content;
}

.chain__row + .chain__row {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.chain__node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  text-align: center;
  flex-shrink: 0;
}

.chain__node span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: inherit;
  letter-spacing: 0.3px;
}

.chain__node small {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  opacity: 0.5;
}

.chain__node--neutral {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  color: var(--text-primary);
}

[data-theme="light"] .chain__node--neutral {
  background: rgba(0, 0, 0, 0.02);
}

.chain__node--conv {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

[data-theme="light"] .chain__node--conv {
  background: rgba(0, 0, 0, 0.02);
}

.chain__node--kineva {
  background: rgba(20, 184, 166, 0.08);
  border: 1px solid rgba(20, 184, 166, 0.2);
  color: var(--card-teal);
}

.chain__node--accent {
  background: rgba(20, 184, 166, 0.08);
  border: 1px solid rgba(20, 184, 166, 0.2);
  color: var(--card-coral);
}

.chain__node--fpn {
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed var(--border);
  color: var(--text-secondary);
}

[data-theme="light"] .chain__node--fpn {
  background: rgba(0, 0, 0, 0.01);
}

.chain__node--detect {
  background: linear-gradient(135deg, rgba(20, 184, 166, 0.12), rgba(20, 184, 166, 0.12));
  border: 1px solid rgba(20, 184, 166, 0.25);
  color: var(--text-primary);
}

.chain__arrow {
  width: 20px;
  height: 1px;
  background: var(--border);
  flex-shrink: 0;
  position: relative;
}

.chain__arrow::after {
  content: '';
  position: absolute;
  right: 0;
  top: -3px;
  border-left: 5px solid var(--border);
  border-top: 3.5px solid transparent;
  border-bottom: 3.5px solid transparent;
}

.chain__note {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-tertiary);
  margin-top: 16px;
  letter-spacing: 0.3px;
  line-height: 1.7;
}

.chain__note strong {
  color: var(--card-teal);
}

/* --- Architecture Diagram — Animated --- */

/* Keyframes */
@keyframes archPulse {
  0% { left: -8px; opacity: 0; }
  20% { opacity: 1; }
  80% { opacity: 1; }
  100% { left: calc(100% + 8px); opacity: 0; }
}

@keyframes archNodeIn {
  0% { opacity: 0; transform: translateY(16px) scale(0.92); }
  60% { opacity: 1; transform: translateY(-2px) scale(1.02); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes archGlow {
  0%, 100% { box-shadow: 0 0 0 0 transparent; }
  50% { box-shadow: 0 0 20px 2px var(--glow-color); }
}

@keyframes archScaleIn {
  0% { opacity: 0; transform: scaleY(0.3); }
  60% { opacity: 1; transform: scaleY(1.05); }
  100% { opacity: 1; transform: scaleY(1); }
}

@keyframes archLiveDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}

@keyframes archConnectorGrow {
  0% { transform: scaleX(0); }
  100% { transform: scaleX(1); }
}

/* Container */
.arch {
  margin: 48px 0 64px;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  position: relative;
  overflow: visible;
}

.arch::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(20, 184, 166, 0.04) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 50%, rgba(20, 184, 166, 0.03) 0%, transparent 60%);
  pointer-events: none;
}

.arch__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}

.arch__title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.arch__sub {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-tertiary);
  letter-spacing: 0.5px;
}

.arch__desc {
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-top: 12px;
  max-width: 680px;
}

.arch__live {
  display: flex;
  align-items: center;
  gap: 8px;
}

.arch__live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--card-teal);
  animation: archLiveDot 2s ease-in-out infinite;
}

.arch__live-text {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--card-teal);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* 3D Architecture Image */
.arch__3d {
  position: relative;
  z-index: 1;
  margin: 0 -32px;
  overflow: hidden;
  border-radius: 0 0 var(--radius) var(--radius);
}

.arch__3d-img {
  width: 100%;
  height: auto;
  display: block;
}

.arch__3d-img--light {
  display: none;
}

[data-theme="light"] .arch__3d-img--dark {
  display: none;
}

[data-theme="light"] .arch__3d-img--light {
  display: block;
}

/* Pipeline */
.arch__pipeline {
  position: relative;
  z-index: 1;
}

.arch__compact {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 8px 0;
  justify-content: space-between;
}

.arch__compact .arch__node {
  flex: 1;
  min-width: 0;
}

.arch__compact .arch__connector {
  flex: 0 0 auto;
  width: 24px;
  min-width: 16px;
}

/* Connector lines with pulse */
.arch__connector {
  width: 24px;
  height: 2px;
  background: var(--border);
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  transform-origin: left center;
}

.arch--active .arch__connector {
  animation: archConnectorGrow 0.4s ease-out both;
}

.arch__pulse {
  position: absolute;
  top: -2px;
  left: -8px;
  width: 8px;
  height: 6px;
  border-radius: 3px;
  background: var(--card-teal);
  box-shadow: 0 0 8px 2px rgba(20, 184, 166, 0.5);
  opacity: 0;
}

.arch--active .arch__pulse {
  animation: archPulse 2.5s ease-in-out infinite;
}

/* Stagger pulses along compact pipeline */
.arch__compact > :nth-child(2) .arch__pulse { animation-delay: 0s; }
.arch__compact > :nth-child(4) .arch__pulse { animation-delay: 0.3s; }
.arch__compact > :nth-child(6) .arch__pulse { animation-delay: 0.6s; }
.arch__compact > :nth-child(8) .arch__pulse { animation-delay: 0.9s; }
.arch__compact > :nth-child(10) .arch__pulse { animation-delay: 1.2s; }
.arch__compact > :nth-child(12) .arch__pulse { animation-delay: 1.5s; }

/* Node base */
.arch__node {
  flex-shrink: 0;
  opacity: 0;
  cursor: pointer;
  transition: transform 0.2s ease-out, box-shadow 0.3s ease-out;
  border-radius: var(--radius-sm);
}

.arch--active .arch__node {
  animation: archNodeIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.arch__node:hover {
  transform: translateY(-3px) !important;
  z-index: 10;
}

.arch__node-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  text-align: center;
}

.arch__node-badge {
  font-family: var(--font-mono);
  font-size: 0.45rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  opacity: 0.7;
}

.arch__node-name {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.arch__node-dim {
  font-family: var(--font-mono);
  font-size: 0.5rem;
  opacity: 0.5;
}

/* Node variants */
.arch__node--input {
  --glow-color: rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  color: var(--text-primary);
}

[data-theme="light"] .arch__node--input {
  background: rgba(0, 0, 0, 0.03);
}

.arch__node--input:hover { box-shadow: 0 0 16px 2px rgba(255, 255, 255, 0.08); }

.arch__node--conv {
  --glow-color: rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

[data-theme="light"] .arch__node--conv {
  background: rgba(0, 0, 0, 0.02);
}

.arch__node--conv:hover { box-shadow: 0 0 12px 2px rgba(255, 255, 255, 0.06); }

.arch__node--kineva {
  --glow-color: rgba(20, 184, 166, 0.3);
  background: rgba(20, 184, 166, 0.08);
  border: 1px solid rgba(20, 184, 166, 0.2);
  color: var(--card-teal);
}

.arch__node--kineva:hover {
  box-shadow: 0 0 20px 4px rgba(20, 184, 166, 0.25);
  border-color: rgba(20, 184, 166, 0.5);
}

.arch--active .arch__node--kineva {
  animation: archNodeIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) both,
             archGlow 4s ease-in-out infinite;
}

.arch__node--accent {
  --glow-color: rgba(20, 184, 166, 0.3);
  background: rgba(20, 184, 166, 0.08);
  border: 1px solid rgba(20, 184, 166, 0.2);
  color: var(--card-coral);
}

.arch__node--accent:hover {
  box-shadow: 0 0 20px 4px rgba(20, 184, 166, 0.25);
  border-color: rgba(20, 184, 166, 0.5);
}

.arch--active .arch__node--accent {
  animation: archNodeIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) both,
             archGlow 4s ease-in-out 1s infinite;
}

.arch__node--fpn {
  --glow-color: rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.03);
  border: 1px dashed var(--border-hover);
  color: var(--text-secondary);
}

[data-theme="light"] .arch__node--fpn {
  background: rgba(0, 0, 0, 0.02);
}

.arch__node--fpn:hover { box-shadow: 0 0 12px 2px rgba(255, 255, 255, 0.06); }

.arch__node--detect {
  --glow-color: rgba(20, 184, 166, 0.3);
  background: linear-gradient(135deg, rgba(20, 184, 166, 0.12), rgba(20, 184, 166, 0.12));
  border: 1px solid rgba(20, 184, 166, 0.25);
  color: var(--text-primary);
}

.arch__node--detect:hover {
  box-shadow: 0 0 20px 4px rgba(20, 184, 166, 0.2), 0 0 20px 4px rgba(20, 184, 166, 0.15);
  border-color: rgba(20, 184, 166, 0.5);
}


/* Info Panel */
.arch__info {
  position: absolute;
  top: 32px;
  right: 32px;
  width: 240px;
  padding: 20px;
  background: var(--bg);
  border: 1px solid var(--card-teal);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 0 16px rgba(20, 184, 166, 0.15);
  z-index: 20;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.25s ease-out, transform 0.25s ease-out;
}

.arch__info--visible {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

.arch__info-close {
  position: absolute;
  top: 8px;
  right: 12px;
  font-size: 1.2rem;
  color: var(--text-tertiary);
  cursor: pointer;
  transition: color 0.2s;
}

.arch__info-close:hover {
  color: var(--text-primary);
}

.arch__info-content {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

/* Legend */
.arch__legend {
  display: flex;
  gap: 20px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.arch__legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  color: var(--text-tertiary);
  letter-spacing: 0.5px;
}

.arch__legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  flex-shrink: 0;
}

.arch__legend-dot--kineva {
  background: rgba(20, 184, 166, 0.2);
  border: 1px solid rgba(20, 184, 166, 0.4);
}

.arch__legend-dot--conv {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
}

[data-theme="light"] .arch__legend-dot--conv {
  background: rgba(0, 0, 0, 0.04);
}

.arch__legend-dot--accent {
  background: rgba(20, 184, 166, 0.2);
  border: 1px solid rgba(20, 184, 166, 0.4);
}

.arch__legend-dot--fpn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px dashed var(--border-hover);
}

[data-theme="light"] .arch__legend-dot--fpn {
  background: rgba(0, 0, 0, 0.03);
}

.arch__legend-dot--detect {
  background: linear-gradient(135deg, rgba(20, 184, 166, 0.2), rgba(20, 184, 166, 0.2));
  border: 1px solid rgba(20, 184, 166, 0.3);
}

/* --- OLD Architecture Diagram (keep for reference) --- */
.arch-diagram {
  margin: 48px 0 64px;
  padding: 40px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
}

.arch-diagram__header {
  margin-bottom: 32px;
}

.arch-diagram__title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.arch-diagram__sub {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-tertiary);
  letter-spacing: 0.5px;
}

.arch-diagram__flow {
  display: flex;
  align-items: center;
  gap: 0;
  min-width: max-content;
  padding: 8px 0;
}

.arch-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  min-width: 120px;
}

.arch-stage--wide {
  min-width: auto;
}

.arch-stage__label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--card-coral);
}

.arch-stage__subtitle {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  color: var(--text-tertiary);
  letter-spacing: 0.5px;
  margin-top: -6px;
}

.arch-stage__blocks {
  display: flex;
  align-items: center;
  gap: 0;
}

.arch-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  text-align: center;
  min-width: 80px;
}

.arch-block__name {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.arch-block__dim {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  opacity: 0.6;
}

.arch-block--input {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  color: var(--text-primary);
}

[data-theme="light"] .arch-block--input {
  background: rgba(0, 0, 0, 0.03);
}

.arch-block--conv {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

[data-theme="light"] .arch-block--conv {
  background: rgba(0, 0, 0, 0.02);
}

.arch-block--kineva {
  background: rgba(20, 184, 166, 0.1);
  border: 1px solid rgba(20, 184, 166, 0.25);
  color: var(--card-teal);
}

.arch-block--accent {
  background: rgba(20, 184, 166, 0.1);
  border: 1px solid rgba(20, 184, 166, 0.25);
  color: var(--card-coral);
}

.arch-block--fpn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px dashed var(--border-hover);
  color: var(--text-secondary);
}

[data-theme="light"] .arch-block--fpn {
  background: rgba(0, 0, 0, 0.02);
}

.arch-block--detect {
  background: linear-gradient(135deg, rgba(20, 184, 166, 0.15), rgba(20, 184, 166, 0.15));
  border: 1px solid rgba(20, 184, 166, 0.3);
  color: var(--text-primary);
}

.arch-arrow {
  width: 32px;
  height: 2px;
  background: var(--border-hover);
  flex-shrink: 0;
  position: relative;
  margin: 0 4px;
}

.arch-arrow::after {
  content: '';
  position: absolute;
  right: -1px;
  top: -4px;
  width: 0;
  height: 0;
  border-left: 6px solid var(--border-hover);
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
}

.arch-mini-arrow {
  width: 16px;
  height: 1px;
  background: var(--border);
  flex-shrink: 0;
}

.arch-diagram__legend {
  display: flex;
  gap: 24px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.arch-legend__item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-tertiary);
  letter-spacing: 0.5px;
}

.arch-legend__dot {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  flex-shrink: 0;
}

.arch-legend__dot--kineva {
  background: rgba(20, 184, 166, 0.3);
  border: 1px solid rgba(20, 184, 166, 0.5);
}

.arch-legend__dot--conv {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
}

[data-theme="light"] .arch-legend__dot--conv {
  background: rgba(0, 0, 0, 0.05);
}

.arch-legend__dot--accent {
  background: rgba(20, 184, 166, 0.3);
  border: 1px solid rgba(20, 184, 166, 0.5);
}

.arch-legend__dot--fpn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px dashed var(--border-hover);
}

[data-theme="light"] .arch-legend__dot--fpn {
  background: rgba(0, 0, 0, 0.03);
}

/* --- Scroll Reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 600ms ease-out, transform 600ms ease-out;
}

.reveal--visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Font Size Uplift — everything more readable --- */

/* Body base: 1.125rem → 1.2rem */
body { font-size: 1.2rem; }

/* Labels: 0.7rem → 0.8rem */
.label--mono { font-size: 0.8rem; }
.page-header--hero .label--mono { font-size: 1rem; letter-spacing: 4px; }

/* Section headlines: bigger */
.section__headline { font-size: clamp(2.2rem, 4.5vw, 3.8rem); }
.section__subtitle { font-size: 1.2rem; }

/* Buttons: 0.75rem → 0.85rem */
.btn { font-size: 0.85rem; padding: 16px 28px; }

/* Nav: bigger */
.nav__link { font-size: 1.05rem; }
.nav__wordmark { font-size: 1.7rem; }
.nav__dropdown-menu a { font-size: 0.82rem; }
.nav__dropdown-menu a small { font-size: 0.65rem; }

/* Mobile menu */
.mobile-menu__link { font-size: 1.4rem; }

/* Slider */
.slider__headline { font-size: clamp(2.5rem, 5vw, 4rem); }
.slider__product { font-size: 1.4rem; color: var(--card-teal); }
.slider__desc { font-size: 1.1rem; }
.slider__cta { font-size: 0.85rem; padding: 16px 28px; }

/* Stack cards */
.stack-card__num { font-size: 0.7rem; }
.stack-card__title { font-size: 1.5rem; }
.stack-card__desc { font-size: 1rem; }
.stack-card__link { font-size: 0.75rem; }

/* Product blocks */
.product-block__title { font-size: 1.8rem; }
.product-block__subtitle { font-size: 0.8rem; }
.product-block__desc { font-size: 1.1rem; }

/* Logos label */
.logos img { height: 32px; }

/* Footer */
.footer__col-title { font-size: 0.75rem; }
.footer__col a { font-size: 0.82rem; }
.footer__copy { font-size: 0.8rem; }
.footer__tagline { font-size: 0.9rem; }

/* CTA info */
.cta-info p { font-size: 0.9rem; }
.cta-info a { font-size: 0.9rem; }

/* --- Product Cards (OpenAI style) --- */
.pcard {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  margin-bottom: 80px;
  transition: opacity var(--transition);
}

.pcard:last-child { margin-bottom: 0; }

.pcard:hover { opacity: 0.95; }

.pcard:nth-child(even) { direction: rtl; }
.pcard:nth-child(even) > * { direction: ltr; }

.pcard__img {
  width: 100%;
  min-height: 420px;
  overflow: hidden;
  position: relative;
}

.pcard__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 500ms ease-out;
}

.pcard:hover .pcard__img img { transform: scale(1.03); }

.pcard__img--contain img {
  object-fit: contain;
  padding: 24px;
}

/* Clean dark background for images */
.pcard__img { background: #0f0f0f; }

/* Gradient-only cards (no image, like OpenAI) */
.pcard__gradient {
  width: 100%;
  min-height: 420px;
  position: relative;
}

.pcard--teal .pcard__gradient { background: linear-gradient(135deg, #1a4a50, #2d8a9e 40%, #5BC0BE 70%, #87DDCB); }
.pcard--coral .pcard__gradient { background: linear-gradient(135deg, #1a4a50, #2d8a9e 40%, #5BC0BE 70%, #87DDCB); }
.pcard--blue .pcard__gradient { background: linear-gradient(135deg, #1a2e50, #3A6EA5 40%, #6AAFE6 70%, #A8D5F2); }
.pcard--purple .pcard__gradient { background: linear-gradient(135deg, #2a1e4a, #6B4FA0 40%, #9B7FD4 70%, #C4A8E8); }
.pcard--amber .pcard__gradient { background: linear-gradient(135deg, #5a3a10, #C47B2B 40%, #E8A54A 70%, #F5D08E); }

.pcard__body {
  padding: 64px 56px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--surface);
}

.pcard__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  color: var(--card-teal);
  margin-bottom: 16px;
}

.pcard__title {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.pcard__desc {
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.pcard__stats {
  display: flex;
  gap: 32px;
  padding: 24px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}

.pcard__stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.pcard__stat-val {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

.pcard__stat-lbl {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-tertiary);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.pcard__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-top: auto;
  padding: 16px 28px;
  border: 1px solid var(--card-teal);
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}

.pcard:hover .pcard__link {
  background: var(--card-teal);
  color: #0A0A0A;
}

/* Logo section spacing */
.section--logos {
  padding: 40px 0;
  border-bottom: 1px solid var(--border);
}

@media (max-width: 1024px) {
  .pcard { grid-template-columns: 1fr; }
  .pcard:nth-child(even) { direction: ltr; }
  .pcard__img { min-height: 240px; }
  .pcard__gradient { min-height: 240px; }
}

@media (max-width: 768px) {
  .pcard__body { padding: 28px; }
  .pcard__title { font-size: 1.8rem; }
  .pcard__stats { gap: 16px; }
}

/* --- Logo Marquee --- */
@keyframes marqueeScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}

.logos-marquee {
  margin-bottom: 80px;
  overflow: hidden;
  position: relative;
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
}

.logos-marquee__track {
  display: flex;
  width: max-content;
}

.logos-marquee__track:hover .logos-marquee__inner {
  animation-play-state: paused;
}

.logos-marquee__inner {
  display: flex;
  align-items: center;
  gap: 56px;
  padding: 0 28px;
  animation: marqueeScroll 30s linear infinite;
}

.logos-marquee__inner img {
  height: 36px;
  padding: 8px 24px;
  background: #ffffff;
  border-radius: var(--radius-sm);
  object-fit: contain;
  flex-shrink: 0;
  opacity: 0.9;
  transition: opacity var(--transition);
}

.logos-marquee__inner img:hover {
  opacity: 1;
}

/* --- Language Switcher --- */
.lang-switch {
  display: flex;
  gap: 2px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.lang-switch button {
  position: relative;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 6px 12px 8px;
  color: var(--text-tertiary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color var(--transition), background var(--transition);
}

.lang-switch button[data-lang-switch="de"]::after,
.lang-switch button[data-lang-switch="en"]::after {
  content: '';
  position: absolute;
  left: 8px;
  right: 8px;
  bottom: 3px;
  height: 3px;
  border-radius: 1px;
  opacity: 0.45;
  transition: opacity var(--transition);
}

.lang-switch button[data-lang-switch="de"]::after {
  background: linear-gradient(
    to bottom,
    #000 0 33.33%,
    #DD0000 33.33% 66.66%,
    #FFCE00 66.66% 100%
  );
}

.lang-switch button[data-lang-switch="en"]::after {
  background: linear-gradient(
    to right,
    #B22234 0 40%,
    #FFFFFF 40% 60%,
    #3C3B6E 60% 100%
  );
}

.lang-switch button:hover::after,
.lang-switch button.lang-switch--active::after {
  opacity: 1;
}

.lang-switch button:hover {
  color: var(--text-primary);
}

.lang-switch button.lang-switch--active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.08);
}

[data-theme="light"] .lang-switch button.lang-switch--active {
  background: rgba(0, 0, 0, 0.05);
}

.lang-switch--mobile {
  margin-top: 16px;
}

/* Light theme lang switch on slider */
[data-theme="light"] .nav--on-slider .lang-switch {
  border-color: rgba(0, 0, 0, 0.1);
}

/* --- Baseline UI Fixes --- */

/* Typography: text-balance for headings, text-pretty for body */
.section__headline,
.slider__headline,
.stack-card__title,
.product-block__title,
.page-header__title { text-wrap: balance; }

.section__subtitle,
.slider__desc,
.stack-card__desc,
.product-block__desc,
.page-header__desc { text-wrap: pretty; }

/* Inline style replacements */
.logos--spaced { margin-bottom: 80px; }
.label--centered { width: 100%; text-align: center; margin-bottom: 16px; }

/* z-index scale (fixed):
   0    = canvas background
   1    = slider, sections
   10   = slider controls
   100  = mobile menu
   1000 = nav
   1001 = nav logo, hamburger (above nav backdrop)
   1002 = dropdown menus
*/
.nav { z-index: 1000; }
.nav__logo { z-index: 1001; }
.nav__hamburger { z-index: 1001; }
.nav__dropdown-menu { z-index: 1002; }
.mobile-menu { z-index: 100; }
.rochen-canvas { will-change: auto; }

.rochen-canvas--slider {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 1;
}
.slider { z-index: 1; }
.slider__controls { z-index: 10; }

/* Remove gradient from horizon stack card */
.stack-card--horizon {
  background: var(--surface);
  border-color: rgba(20, 184, 166, 0.15);
}

/* Remove glow box-shadows — border-color change only */
.stack-card--kineva:hover { box-shadow: none; border-color: rgba(20, 184, 166, 0.4); }
.stack-card--ironlink:hover { box-shadow: none; border-color: rgba(20, 184, 166, 0.4); }
.stack-card--horizon:hover { box-shadow: none; border-color: rgba(20, 184, 166, 0.35); }

/* Respect prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .slider__slide { transition: none; }
  .slider__slide .slider__headline,
  .slider__slide .slider__product,
  .slider__slide .slider__desc,
  .slider__slide .slider__cta,
  .slider__slide .slider__image img { transition: none; animation: none; }
  .logos-marquee__inner { animation: none; }
  .reveal { transition: none; opacity: 1; transform: none; }
  .rochen-canvas { display: none; }
  .headline-char { transition: none; opacity: 1; transform: none; }
}


/* ============================================
   REBOTNIX-Specific Components
   ============================================ */

/* --- Fullscreen Slider --- */
.slider {
  position: relative;
  width: 96%;
  max-width: 1400px;
  margin: 0 auto 60px;
  height: 75vh;
  min-height: 500px;
  max-height: 700px;
  overflow: hidden;
  z-index: 1;
  border-radius: 0 0 var(--radius) var(--radius);
  background: rgba(10, 10, 10, 0.3);
  clip-path: inset(0 0 -60px 0);
  box-shadow: 0 30px 50px rgba(0, 0, 0, 0.6);
}

.slider__slide {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: transparent;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.6s ease-in-out;
}

.slider__slide--active {
  opacity: 1;
  pointer-events: all;
}

.slider__content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  height: 100%;
  padding-top: var(--nav-height);
}

.slider__text {
  flex: 1;
  max-width: 520px;
  padding: 20px 0;
}

.slider__headline {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.slider__product {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--card-teal);
  margin-bottom: 20px;
}

.slider__desc {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 28px;
  max-width: 440px;
}

.slider__cta {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-primary);
  position: relative;
  padding: 14px 24px;
}

.slider__cta::before,
.slider__cta::after {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  border-color: var(--text-primary);
  border-style: solid;
  transition: border-color 300ms ease-out;
}

.slider__cta::before { top: 0; left: 0; border-width: 1px 0 0 1px; }
.slider__cta::after { bottom: 0; right: 0; border-width: 0 1px 1px 0; }
.slider__cta:hover { color: var(--accent); }
.slider__cta:hover::before,
.slider__cta:hover::after { border-color: var(--accent); }

.slider__image {
  flex: 1;
  max-width: 480px;
  display: flex;
  align-items: center;
}

.slider__image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

/* Slide text entrance */
.slider__slide .slider__headline,
.slider__slide .slider__product,
.slider__slide .slider__desc,
.slider__slide .slider__cta {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}
.slider__slide--active .slider__headline { opacity: 1; transform: translateY(0); transition-delay: 0.1s; }
.slider__slide--active .slider__product { opacity: 1; transform: translateY(0); transition-delay: 0.2s; }
.slider__slide--active .slider__desc { opacity: 1; transform: translateY(0); transition-delay: 0.3s; }
.slider__slide--active .slider__cta { opacity: 1; transform: translateY(0); transition-delay: 0.4s; }

.slider__slide .slider__image img {
  opacity: 0;
  transform: translateX(24px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.slider__slide--active .slider__image img {
  opacity: 1; transform: translateX(0); transition-delay: 0.25s;
}

/* Slider Controls */
.slider__controls {
  position: absolute;
  bottom: 28px;
  left: 0; right: 0;
  display: flex;
  align-items: center;
  gap: 20px;
  z-index: 10;
}

.slider__year {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-tertiary);
  line-height: 1;
}

.slider__arrows { display: flex; gap: 6px; }

.slider__arrow {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
}

.slider__arrow:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.slider__dots { display: flex; gap: 6px; margin-left: auto; }

.slider__dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--border);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}

.slider__dot--active {
  background: var(--card-coral);
  width: 24px;
  border-radius: 4px;
}

.slider__cta--mobile { display: none; }

/* --- Slider Mobile (portrait only) --- */
@media (max-width: 768px) and (orientation: portrait) {
  .rochen-canvas--slider { opacity: 0.2; }
}
@media (max-width: 768px) and (orientation: portrait) {
  .slider {
    width: 100%;
    border-radius: 0;
    height: auto;
    min-height: unset;
    max-height: unset;
    margin-bottom: 32px;
    overflow: visible;
  }

  .slider__slide {
    position: relative;
    opacity: 0;
    pointer-events: none;
    display: none;
  }

  .slider__slide--active {
    opacity: 1;
    pointer-events: all;
    display: block;
  }

  .slider__content {
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 20px;
    height: auto;
    padding-top: calc(var(--nav-height) + 24px);
    padding-bottom: 60px;
  }

  .slider__text {
    max-width: 100%;
    padding: 0;
  }

  .slider__image {
    max-width: 100%;
    width: 100%;
    flex: unset;
  }

  .slider__image img {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    border-radius: 8px;
  }

  .slider__slide--active .slider__image img {
    opacity: 1 !important;
    transform: none !important;
  }

  .slider__headline {
    font-size: clamp(1.6rem, 7vw, 2.2rem);
    margin-bottom: 8px;
  }

  .slider__product {
    font-size: 0.78rem;
    letter-spacing: 2px;
    margin-bottom: 10px;
  }

  .slider__desc {
    font-size: 0.88rem;
    max-width: 100%;
    margin-bottom: 16px;
  }

  .slider__cta--desktop { display: none; }
  .slider__cta--mobile { display: inline-block; margin-top: 12px; }

  .slider__controls {
    position: relative;
    bottom: auto;
    left: auto;
    right: auto;
    padding: 16px var(--container-padding, 24px);
    margin-top: 8px;
  }

  /* Kill entrance animations on mobile */
  .slider__slide .slider__headline,
  .slider__slide .slider__product,
  .slider__slide .slider__desc,
  .slider__slide .slider__cta {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* Slider landscape on mobile — fill viewport, prevent min-height overflow */
@media (orientation: landscape) and (max-height: 600px) {
  .slider {
    height: 100vh;
    min-height: unset;
    max-height: unset;
    width: 100%;
    border-radius: 0;
    margin-bottom: 0;
  }
  .slider__content {
    padding-left: 10%;
    padding-right: 10%;
    gap: 24px;
    align-items: center;
  }
  .slider__controls {
    padding-left: 10%;
    padding-right: 10%;
  }
  .slider__arrows { display: none; }
  .slider__image {
    max-width: 240px;
  }
  .slider__headline {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    margin-bottom: 4px;
  }
  .slider__product {
    font-size: 0.72rem;
    margin-bottom: 6px;
  }
  .slider__desc {
    font-size: 0.82rem;
    margin-bottom: 10px;
  }
}

/* --- Stack Grid --- */
.stack-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 64px;
}

.stack-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 900px) {
  .stack-grid, .stack-grid--3 { grid-template-columns: 1fr; }
}

.stack-card {
  display: flex;
  flex-direction: column;
  padding: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition), transform 0.2s ease-out;
  text-decoration: none;
  color: inherit;
}

.stack-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.stack-card__media {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--surface-alt, #111);
}

.stack-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease-out;
}

.stack-card:hover .stack-card__media img {
  transform: scale(1.04);
}

.stack-card__body {
  display: flex;
  flex-direction: column;
  padding: 28px 24px;
  flex: 1;
}

.stack-card--wide {
  flex-direction: row;
  align-items: stretch;
}

.stack-card--wide .stack-card__media {
  width: 45%;
  aspect-ratio: auto;
  flex-shrink: 0;
}

.stack-card--wide .stack-card__body {
  padding: 32px 32px;
}

@media (max-width: 700px) {
  .stack-card--wide { flex-direction: column; }
  .stack-card--wide .stack-card__media { width: 100%; aspect-ratio: 16 / 9; }
}

.stack-card--kineva { border-color: rgba(20, 184, 166, 0.15); }
.stack-card--kineva:hover { border-color: rgba(20, 184, 166, 0.4); box-shadow: 0 0 20px rgba(20, 184, 166, 0.1); }

.stack-card--ironlink { border-color: rgba(20, 184, 166, 0.15); }
.stack-card--ironlink:hover { border-color: rgba(20, 184, 166, 0.4); box-shadow: 0 0 20px rgba(20, 184, 166, 0.1); }

.stack-card--horizon {
  border-color: rgba(20, 184, 166, 0.15);
  background: linear-gradient(135deg, rgba(20, 184, 166, 0.04), rgba(20, 184, 166, 0.04));
}
.stack-card--horizon:hover { border-color: rgba(20, 184, 166, 0.3); }

.stack-card__num {
  font-family: var(--font-mono);
  font-size: 0.6rem; font-weight: 700;
  letter-spacing: 2px;
  color: var(--text-tertiary);
  margin-bottom: 16px;
}

.stack-card__title {
  font-family: var(--font-heading);
  font-size: 1.3rem; font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.stack-card__desc {
  font-family: var(--font-body);
  font-size: 0.88rem; line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 20px; flex: 1;
}

.stack-card__link {
  font-family: var(--font-mono);
  font-size: 0.65rem; font-weight: 700;
  letter-spacing: 1px; text-transform: uppercase;
  color: var(--accent);
  margin-top: auto;
}

/* --- Alternating Product Blocks --- */
.product-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 80px 0;
}

.product-block + .product-block { border-top: 1px solid var(--border); }
.product-block--reverse { direction: rtl; }
.product-block--reverse > * { direction: ltr; }

.product-block__title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.product-block__subtitle {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--card-coral);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.product-block__desc {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 24px;
  max-width: 460px;
}

.product-block__img {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}

.product-block__img img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  transition: transform 500ms ease-out;
}

.product-block__img:hover img { transform: scale(1.02); }

/* --- Client Logos --- */
.logos {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 36px;
}

.logos img {
  height: 28px;
  opacity: 0.35;
  filter: grayscale(1);
  transition: opacity var(--transition), filter var(--transition);
}

.logos img:hover { opacity: 0.8; filter: grayscale(0); }

[data-theme="light"] .logos img { opacity: 0.5; }

/* --- Responsive --- */

/* Tablet */
@media (max-width: 1024px) {
  .section {
    padding: 57px 0;
  }

  .platform-block {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .platform-block--reverse {
    direction: ltr;
  }

  .platform-block__visual {
    max-width: 100%;
  }

  .solutions-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .stack-grid { grid-template-columns: repeat(2, 1fr); }

  .product-block {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 60px 0;
  }
  .product-block--reverse { direction: ltr; }

  .slider__content { gap: 32px; }
  .slider__image { max-width: 360px; }

  .hardware-products {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .model-showcase__item {
    grid-template-columns: auto 1fr;
    gap: 24px;
  }

  .model-showcase__item--reverse {
    direction: ltr;
  }

  .model-showcase__visual {
    grid-column: 1 / -1;
    max-width: 100%;
    justify-self: start;
  }

  .deploy-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer__brand {
    grid-column: 1 / -1;
  }

  .model-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .europe-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .training-callout__inner {
    grid-template-columns: 1fr;
  }

  .training-callout__img {
    height: 240px;
  }
}

/* Mobile */
@media (max-width: 768px) {
  .section {
    padding: 46px 0;
  }

  .nav__links {
    display: none;
  }

  .nav__actions .nav__cta {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }

  .theme-toggle {
    display: none;
  }

  .hero__content {
    padding: 60px 24px 100px;
  }

  .hero__headline {
    font-size: clamp(2.5rem, 10vw, 3.5rem);
  }

  .hero__ctas {
    flex-direction: column;
    width: 100%;
    max-width: 320px;
  }

  .model-showcase__item {
    grid-template-columns: 1fr;
    padding: 24px;
  }

  .model-showcase__num {
    font-size: 2rem;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .footer__brand {
    grid-column: 1 / -1;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
    gap: 16px;
  }

  .solutions-grid {
    grid-template-columns: 1fr;
  }

  .model-grid {
    grid-template-columns: 1fr;
  }

  .training-callout__content {
    padding: 32px;
  }

  .training-callout__features {
    grid-template-columns: 1fr;
  }
}

/* Slider + Stack responsive */
@media (max-width: 768px) {
  .stack-grid { grid-template-columns: 1fr; }
  .logos img { height: 22px; }
}
@media (max-width: 768px) and (orientation: portrait) {
  .slider__content { flex-direction: column; justify-content: center; gap: 24px; padding-bottom: 80px; }
  .slider__text { max-width: 100%; }
  .slider__headline { font-size: clamp(1.8rem, 7vw, 2.8rem); }
  .slider__image { max-width: 100%; }
  .slider__controls { bottom: 16px; }
  .slider__year { display: none; }
}

/* ============================================
   Stack Chain (Dependency Visualization)
   ============================================ */

.stack-chain {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 48px;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

a.stack-chain__layer {
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.stack-chain__layer {
  display: flex;
  align-items: center;
  gap: 20px;
  width: 100%;
  padding: 24px 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  transition: border-color 0.3s, transform 0.2s, box-shadow 0.3s;
}

.stack-chain__layer:hover {
  border-color: var(--accent);
  transform: translateX(4px);
  box-shadow: 0 4px 20px rgba(20, 184, 166, 0.1);
}

.stack-chain__layer--result {
  border-color: var(--accent);
  background: rgba(20, 184, 166, 0.06);
}

.stack-chain__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(20, 184, 166, 0.1);
  color: var(--accent);
}

.stack-chain__content {
  flex: 1;
}

.stack-chain__title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.stack-chain__desc {
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

.stack-chain__tag {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  padding: 4px 10px;
  border: 1px solid rgba(20, 184, 166, 0.25);
  border-radius: 6px;
}

.stack-chain__connector {
  display: flex;
  justify-content: center;
  padding: 4px 0;
}

[data-theme="light"] .stack-chain__layer {
  background: #f8f8f8;
}

[data-theme="light"] .stack-chain__layer--result {
  background: rgba(20, 184, 166, 0.05);
}

@media (max-width: 640px) {
  .stack-chain__layer {
    flex-wrap: wrap;
    gap: 12px;
    padding: 18px 20px;
  }
  .stack-chain__tag {
    margin-left: 68px;
  }
}

/* ============================================
   Trusted Logos
   ============================================ */

.trusted-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 32px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.trusted-logos__item {
  width: 140px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  background: #fff;
  border-radius: 10px;
  transition: transform 0.3s, box-shadow 0.3s;
}

.trusted-logos__item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

.trusted-logos__item img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

[data-theme="light"] .trusted-logos__item {
  background: #f4f4f4;
}

/* ============================================
   NVIDIA Partner Badge
   ============================================ */

.nvidia-partner {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  max-width: 800px;
  margin: 0 auto;
}

.nvidia-partner__badge {
  width: 180px;
  flex-shrink: 0;
  background: #fff;
  padding: 16px;
  border-radius: 10px;
}

.nvidia-partner__title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.nvidia-partner__desc {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

[data-theme="light"] .nvidia-partner {
  background: #f8f8f8;
}

@media (max-width: 640px) {
  .nvidia-partner {
    flex-direction: column;
    text-align: center;
    gap: 20px;
    padding: 24px;
  }
  .nvidia-partner__badge {
    width: 140px;
  }
}

/* ============================================
   Use Case Grid
   ============================================ */

.usecase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.usecase-card {
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: 14px;
  transition: transform 0.2s, box-shadow 0.3s;
}

.usecase-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(20, 184, 166, 0.1);
}

.usecase-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(20, 184, 166, 0.1);
  color: var(--accent);
  margin-bottom: 14px;
}

.usecase-card__title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.usecase-card__desc {
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
}

.usecase-card__products {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.usecase-card__products strong {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--accent);
  background: rgba(20, 184, 166, 0.08);
  padding: 3px 8px;
  border-radius: 4px;
  letter-spacing: 0.02em;
}

[data-theme="light"] .usecase-card {
  background: #f8f8f8;
}

@media (max-width: 768px) {
  .usecase-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .usecase-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Modal
   ============================================ */

.modal {
  position: fixed;
  inset: 0;
  z-index: 20000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.modal--open {
  opacity: 1;
  pointer-events: auto;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.modal__content {
  position: relative;
  width: 90%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 32px;
  transform: translateY(20px);
  transition: transform 0.3s;
}

.modal--open .modal__content {
  transform: translateY(0);
}

.modal__close {
  position: absolute;
  top: 16px;
  right: 20px;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.6rem;
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s;
}

.modal__close:hover {
  color: var(--text-primary);
}

.modal__title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.modal__desc {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

.modal__form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal__field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.modal__field label {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.modal__field input,
.modal__field select,
.modal__field textarea {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 10px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s;
}

.modal__field input:focus,
.modal__field select:focus,
.modal__field textarea:focus {
  border-color: var(--accent);
}

.modal__field textarea {
  resize: vertical;
}

.modal__submit {
  margin-top: 8px;
  width: 100%;
  text-align: center;
}

.modal__success {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--accent);
  text-align: center;
  padding: 32px 0;
  line-height: 1.6;
}

[data-theme="light"] .modal__content {
  background: #fff;
}

[data-theme="light"] .modal__field input,
[data-theme="light"] .modal__field select,
[data-theme="light"] .modal__field textarea {
  background: #f6f6f6;
}

/* ============================================
   Video Embed (16:9 responsive)
   ============================================ */

.video-split {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 48px;
  align-items: center;
}

.video-split__text .section__headline {
  margin-bottom: 12px;
}

.video-split__text .section__subtitle {
  max-width: 100%;
}

.video-embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 8px 40px rgba(0,0,0,0.3);
}

.video-embed iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

[data-theme="light"] .video-embed {
  box-shadow: 0 8px 40px rgba(0,0,0,0.08);
}

@media (max-width: 768px) {
  .video-split {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* ============================================
   Platform Pillars
   ============================================ */

.platform-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  counter-reset: pillar;
}

.platform-pillar {
  position: relative;
  padding: 36px 28px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: 14px;
  text-align: left;
  transition: border-color 0.3s, transform 0.2s, box-shadow 0.3s;
  counter-increment: pillar;
}

.platform-pillar:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(20, 184, 166, 0.12);
}

.platform-pillar__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(20, 184, 166, 0.1);
  color: var(--accent);
  margin-bottom: 20px;
}

.platform-pillar__title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.platform-pillar__desc {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin: 0;
}

[data-theme="light"] .platform-pillar {
  background: #f8f8f8;
}

[data-theme="light"] .platform-pillar__icon {
  background: rgba(20, 184, 166, 0.08);
}

@media (max-width: 768px) {
  .platform-pillars {
    grid-template-columns: 1fr;
  }
}

.section__how {
  text-align: center;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-top: 48px;
  margin-bottom: 0;
}

/* ============================================
   Bridge Visual (Factory ↔ City)
   ============================================ */

.bridge-visual {
  display: flex;
  align-items: stretch;
  gap: 0;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.bridge-visual__side {
  flex: 1;
  padding: 28px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  text-align: center;
}

.bridge-visual__icon {
  color: var(--accent);
  margin-bottom: 12px;
}

.bridge-visual__label {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.bridge-visual__list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 2;
}

.bridge-visual__center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  gap: 8px;
}

.bridge-visual__arrow {
  font-size: 1.2rem;
  color: var(--accent);
  opacity: 0.6;
}

.bridge-visual__hub {
  background: var(--accent);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  padding: 10px 16px;
  border-radius: 10px;
  white-space: nowrap;
}

.bridge-visual__link {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent);
  text-decoration: none;
  border: 1px solid var(--accent);
  border-radius: 6px;
  padding: 5px 12px;
  transition: background 0.15s, color 0.15s;
}

.bridge-visual__link:hover {
  background: var(--accent);
  color: #fff;
}

[data-theme="light"] .bridge-visual__side {
  background: #f8f8f8;
}

@media (max-width: 640px) {
  .bridge-visual {
    flex-direction: column;
    gap: 0;
  }
  .bridge-visual__center {
    flex-direction: row;
    padding: 12px 0;
  }
  .bridge-visual__arrow {
    transform: rotate(90deg);
  }
}

/* ============================================
   Stack Chain Pulse (neural jump)
   ============================================ */

.stack-chain {
  position: relative;
}

.stack-chain__pulse {
  position: absolute;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 14px var(--accent), 0 0 28px rgba(20, 184, 166, 0.5);
  z-index: 2;
  pointer-events: none;
  opacity: 1;
  transition: top 1s cubic-bezier(0.4, 0, 0.2, 1), left 1s cubic-bezier(0.4, 0, 0.2, 1);
  top: 0;
  left: 24px;
}

.stack-chain__pulse::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.3;
  animation: pulseRing 1.5s ease-out infinite;
}

@keyframes pulseRing {
  0% { transform: scale(1); opacity: 0.3; }
  100% { transform: scale(2.5); opacity: 0; }
}

/* ============================================
   Cookie Consent Banner (DSGVO)
   ============================================ */

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 10000;
  opacity: 0;
  transform: translateY(100%);
  transition: opacity 0.4s ease, transform 0.4s ease;
  pointer-events: none;
}

.cookie-banner--visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.cookie-banner--hidden {
  opacity: 0;
  transform: translateY(100%);
  pointer-events: none;
}

.cookie-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto 24px;
  padding: 20px 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 -4px 40px rgba(0,0,0,0.3);
  margin-left: 24px;
  margin-right: 24px;
}

.cookie-banner__content {
  flex: 1;
}

.cookie-banner__title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  display: block;
  margin-bottom: 6px;
}

.cookie-banner__text {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

.cookie-banner__text a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.cookie-banner__text a:hover {
  color: var(--accent-hover);
}

.cookie-banner__actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

.cookie-banner__btn {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 10px 20px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s, color 0.2s;
}

.cookie-banner__btn--accept {
  background: var(--accent);
  color: #fff;
}

.cookie-banner__btn--accept:hover {
  background: var(--accent-hover);
}

.cookie-banner__btn--essential {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.cookie-banner__btn--essential:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
}

/* Light theme */
[data-theme="light"] .cookie-banner__inner {
  background: rgba(255,255,255,0.95);
  box-shadow: 0 -4px 40px rgba(0,0,0,0.08);
}

@media (max-width: 640px) {
  .cookie-banner__inner {
    flex-direction: column;
    align-items: stretch;
    margin-left: 12px;
    margin-right: 12px;
    margin-bottom: 12px;
    padding: 18px 20px;
  }
  .cookie-banner__actions {
    flex-direction: column;
  }
  .cookie-banner__btn {
    width: 100%;
    text-align: center;
  }
}

/* --- BE.VISION image credit (auto-overlay on hero images) --- */
.page-header__image::before,
.slider__image::before {
  content: 'GENERATED BY BE.VISION';
  position: absolute;
  right: 14px;
  bottom: 10px;
  z-index: 2;
  font-family: var(--font-mono, monospace);
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6);
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
}

.slider__image {
  position: relative;
}

/* --- Language-scoped content (e.g. bilingual imprint) --- */
html[data-lang="de"] .lang-en,
html[data-lang="en"] .lang-de {
  display: none;
}

/* --- Legal pages (imprint, privacy, terms) --- */
.legal-content {
  font-family: var(--font-body);
  color: var(--text-secondary);
  line-height: 1.75;
}

.legal-content h2 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 40px 0 12px;
  letter-spacing: -0.01em;
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content p {
  margin-bottom: 14px;
}

.legal-content a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

.legal-content a:hover {
  border-bottom-color: var(--accent);
}

/* --- Bento Header --- */
.bento-header {
  text-align: center;
  margin-bottom: 0;
}

.bento-header__label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 1rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}

.bento-header__lines {
  display: block;
  width: 100%;
  height: 56px;
  overflow: visible;
}

.bento-header__lines path {
  fill: none;
  stroke: var(--accent);
  stroke-width: 1.5;
  opacity: 0.35;
}

.bento-header__lines circle {
  fill: var(--accent);
  opacity: 0.5;
}

/* --- Bento Grid --- */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 0;
}

.bento-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color var(--transition);
}

.bento-card:hover {
  border-color: var(--border-hover);
}

.bento-card--wide {
  grid-column: span 2;
}

.bento-card--accent {
  border-color: color-mix(in srgb, var(--accent) 18%, transparent);
}

.bento-card__icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 1px;
}

.bento-card__body {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.bento-card__title {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  letter-spacing: -0.01em;
}

.bento-card__desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin: 0;
}

@media (max-width: 768px) {
  .bento-grid {
    grid-template-columns: 1fr;
  }
  .bento-card--wide {
    grid-column: span 1;
  }
}

/* ============================================
   Landscape overrides for narrow phones (iPhone SE etc.)
   Restores desktop-like multi-column layouts
   ============================================ */
@media (max-width: 768px) and (orientation: landscape) {
  /* Mobile menu: scrollable in short landscape viewport */
  .mobile-menu {
    align-items: flex-start;
    overflow-y: auto;
  }
  .mobile-menu__inner {
    gap: 14px;
    padding: 56px 24px 32px;
    width: 100%;
    align-items: center;
  }
  .mobile-menu__link {
    font-size: 0.95rem;
  }

  /* Restore 2-column grids */
  .solutions-grid       { grid-template-columns: repeat(2, 1fr); }
  .model-grid           { grid-template-columns: repeat(2, 1fr); }
  .stack-grid           { grid-template-columns: repeat(2, 1fr); }
  .platform-pillars     { grid-template-columns: repeat(2, 1fr); }
  .bento-grid           { grid-template-columns: repeat(2, 1fr); }
  .bento-card--wide     { grid-column: span 2; }
  .training-callout__features { grid-template-columns: repeat(2, 1fr); }

  /* Restore side-by-side layouts */
  .video-split          { grid-template-columns: 1fr 1.5fr; gap: 24px; }
  .model-showcase__item { grid-template-columns: auto 1fr; }

  /* Reduce section padding */
  .section              { padding: 32px 0; }
}