/* ===================================================
   Deeptern AI, Main CSS
   Brand: Deeptern AI | The AI Intelligence Company
   =================================================== */

/* --- CSS Custom Properties --- */
:root {
  /* Brand Colors */
  --color-primary:       #4F46E5; /* Indigo */
  --color-primary-dark:  #3730A3;
  --color-primary-light: #818CF8;
  --color-secondary:     #7C3AED; /* Violet */
  --color-accent:        #06B6D4; /* Cyan */
  --color-accent-dark:   #0891B2;

  /* Neutrals */
  --color-white:   #FFFFFF;
  --color-black:   #0A0A0F;
  --color-gray-50: #F8FAFC;
  --color-gray-100:#F1F5F9;
  --color-gray-200:#E2E8F0;
  --color-gray-300:#CBD5E1;
  --color-gray-400:#94A3B8;
  --color-gray-500:#64748B;
  --color-gray-600:#475569;
  --color-gray-700:#334155;
  --color-gray-800:#1E293B;
  --color-gray-900:#0F172A;

  /* Gradients */
  --gradient-hero:     linear-gradient(135deg, #0F172A 0%, #1E1B4B 50%, #0F172A 100%);
  --gradient-primary:  linear-gradient(135deg, #4F46E5, #7C3AED);
  --gradient-accent:   linear-gradient(135deg, #06B6D4, #4F46E5);
  --gradient-card:     linear-gradient(135deg, rgba(79,70,229,0.08), rgba(124,58,237,0.08));
  --gradient-text:     linear-gradient(90deg, #818CF8, #06B6D4);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs:   0.75rem;   /* 12px */
  --font-size-sm:   0.875rem;  /* 14px */
  --font-size-base: 1rem;      /* 16px */
  --font-size-lg:   1.125rem;  /* 18px */
  --font-size-xl:   1.25rem;   /* 20px */
  --font-size-2xl:  1.5rem;    /* 24px */
  --font-size-3xl:  1.875rem;  /* 30px */
  --font-size-4xl:  2.25rem;   /* 36px */
  --font-size-5xl:  3rem;      /* 48px */
  --font-size-6xl:  3.75rem;   /* 60px */
  --font-size-7xl:  4.5rem;    /* 72px */

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Border Radius */
  --radius-sm:   0.375rem;
  --radius-md:   0.5rem;
  --radius-lg:   0.75rem;
  --radius-xl:   1rem;
  --radius-2xl:  1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.08);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.12), 0 2px 8px rgba(0,0,0,0.08);
  --shadow-lg:  0 10px 40px rgba(0,0,0,0.15), 0 4px 16px rgba(0,0,0,0.1);
  --shadow-xl:  0 20px 60px rgba(0,0,0,0.2), 0 8px 24px rgba(0,0,0,0.12);
  --shadow-glow:0 0 40px rgba(79,70,229,0.35), 0 0 80px rgba(124,58,237,0.2);
  --shadow-glow-cyan: 0 0 40px rgba(6,182,212,0.3), 0 0 80px rgba(79,70,229,0.15);

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms ease;
  --transition-spring: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky:   1010;
  --z-modal:    1050;
  --z-toast:    1100;

  /* Layout */
  --max-width:     1280px;
  --nav-height:    72px;
  --announce-height: 44px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-gray-800);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
input, textarea, select { font: inherit; }

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.025em;
}

h1 { font-size: clamp(2.5rem, 5vw, var(--font-size-7xl)); }
h2 { font-size: clamp(1.875rem, 3vw, var(--font-size-5xl)); }
h3 { font-size: clamp(1.25rem, 2vw, var(--font-size-2xl)); }
h4 { font-size: var(--font-size-xl); }

p { max-width: 65ch; }

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Layout Utilities --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

@media (max-width: 768px) {
  .container { padding-inline: var(--space-4); }
}

.section { padding-block: var(--space-24); }
.section-sm { padding-block: var(--space-16); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8); align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { display: flex; flex-direction: column; }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

.text-center { text-align: center; }
.text-left   { text-align: left; }
.text-white  { color: var(--color-white); }
.text-muted  { color: var(--color-gray-500); }
.text-primary{ color: var(--color-primary); }

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* --- Announcement Bar --- */
.announcement-bar {
  width: 100%;
  height: var(--announce-height);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  position: relative;
  z-index: var(--z-sticky);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-white);
  padding-inline: var(--space-12);
  overflow: hidden;
}

.announcement-bar a {
  color: var(--color-white);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: opacity var(--transition-fast);
}

.announcement-bar a:hover { opacity: 0.85; }

.announcement-bar .close-btn {
  position: absolute;
  right: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-white);
  opacity: 0.8;
  padding: var(--space-1);
  border-radius: var(--radius-sm);
  transition: opacity var(--transition-fast);
  font-size: 1.1rem;
  line-height: 1;
}

.announcement-bar .close-btn:hover { opacity: 1; }

.announcement-bar .bolt { font-size: 1rem; }

/* --- Navigation --- */
.site-nav {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: var(--z-sticky);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: box-shadow var(--transition-base), border-color var(--transition-base);
}

.site-nav.scrolled {
  box-shadow: var(--shadow-md);
  border-color: var(--color-gray-200);
}

.site-nav.dark {
  background: rgba(15,23,42,0.95);
  border-color: rgba(255,255,255,0.08);
}

.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0;
  flex-shrink: 0;
  text-decoration: none;
}

.nav-logo-mark { display: none; }

.nav-logo-text {
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.nav-logo-sub {
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-left: 0.3ch;
}

/* Primary Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  justify-content: center;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-gray-700);
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--color-primary);
  background: var(--color-gray-50);
}

.nav-link .chevron {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-base);
  color: var(--color-gray-400);
}

.nav-item.open .chevron {
  transform: rotate(180deg);
  color: var(--color-primary);
}

/* Dropdown Mega Menu */
.dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  min-width: 600px;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: var(--space-6);
  padding-top: calc(var(--space-6) + 8px);
  margin-top: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-base);
  z-index: var(--z-dropdown);
}

/* Invisible bridge: fills the 8px gap so mouse doesn't leave hover zone */
.dropdown::before {
  content: '';
  position: absolute;
  top: -10px;
  left: 0;
  right: 0;
  height: 10px;
}

/* Left-aligned dropdown: starts from the left edge of the nav item */
.dropdown.dropdown-align-left {
  left: 0;
  transform: translateY(-6px);
}

.nav-item.open .dropdown.dropdown-align-left {
  transform: translateY(0);
}

/* Right-aligned dropdown: ends at the right edge of the nav item */
.dropdown.dropdown-align-right {
  left: auto;
  right: 0;
  transform: translateY(-6px);
}

.nav-item.open .dropdown.dropdown-align-right {
  transform: translateY(0);
}

.nav-item.open .dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.dropdown-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
}

.dropdown-grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-2);
}

.dropdown-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  transition: background var(--transition-fast);
  cursor: pointer;
}

.dropdown-item:hover { background: var(--color-gray-50); }

.dropdown-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--gradient-card);
  border: 1px solid rgba(79,70,229,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-primary);
}

.dropdown-item-text { flex: 1; }

.dropdown-item-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 2px;
}

.dropdown-item-desc {
  font-size: var(--font-size-xs);
  color: var(--color-gray-500);
  line-height: 1.4;
}

.dropdown-heading {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gray-400);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-gray-100);
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* Mobile hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  border-radius: var(--radius-md);
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-gray-700);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-white);
  overflow-y: auto;
  padding: var(--space-6);
  z-index: calc(var(--z-sticky) - 1);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
}

.mobile-menu.open {
  display: block;
  transform: translateX(0);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.625rem var(--space-5);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  border: 2px solid transparent;
  letter-spacing: 0.01em;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-white);
  box-shadow: 0 4px 16px rgba(79,70,229,0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(79,70,229,0.5);
}

.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(79,70,229,0.3);
}

.btn-ghost {
  background: transparent;
  color: var(--color-gray-700);
}

.btn-ghost:hover {
  background: var(--color-gray-100);
  color: var(--color-gray-900);
}

.btn-white {
  background: var(--color-white);
  color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-lg {
  padding: 0.875rem var(--space-8);
  font-size: var(--font-size-base);
}

.btn-sm {
  padding: 0.375rem var(--space-4);
  font-size: var(--font-size-xs);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  background: var(--gradient-hero);
  overflow: hidden;
  padding-top: var(--space-24);
  padding-bottom: var(--space-16);
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

#webgl-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  display: block;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.hero-glow-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(79,70,229,0.35) 0%, transparent 70%);
  top: -100px;
  right: -100px;
}

.hero-glow-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(6,182,212,0.25) 0%, transparent 70%);
  bottom: 0;
  left: 10%;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 860px;
  margin-inline: auto;
}

.hero-content { max-width: 780px; width: 100%; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(79,70,229,0.15);
  border: 1px solid rgba(79,70,229,0.3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-primary-light);
  margin-bottom: var(--space-6);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.hero-badge .dot {
  width: 6px; height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.7; }
}

.hero-title {
  color: var(--color-white);
  margin-bottom: var(--space-6);
  line-height: 1.1;
}

.hero-title .highlight {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: var(--font-size-lg);
  color: rgba(255,255,255,0.7);
  margin-bottom: var(--space-8);
  max-width: 620px;
  margin-inline: auto;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-12);
}

.hero-actions .btn-watch {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: rgba(255,255,255,0.8);
  font-size: var(--font-size-sm);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.hero-actions .btn-watch:hover { color: var(--color-white); }

.play-icon {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.btn-watch:hover .play-icon {
  border-color: rgba(255,255,255,0.6);
  background: rgba(255,255,255,0.05);
}

/* Hero 3D Sphere */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.sphere-container {
  position: relative;
  width: 480px;
  height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sphere-outer {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    rgba(79,70,229,0.15),
    rgba(6,182,212,0.15),
    rgba(124,58,237,0.15),
    rgba(79,70,229,0.15)
  );
  animation: sphere-rotate 12s linear infinite;
  border: 1px solid rgba(79,70,229,0.2);
}

.sphere-mid {
  position: absolute;
  width: 78%;
  height: 78%;
  border-radius: 50%;
  background: radial-gradient(
    ellipse at 35% 35%,
    rgba(79,70,229,0.5),
    rgba(124,58,237,0.3) 40%,
    rgba(6,182,212,0.2) 70%,
    transparent
  );
  animation: sphere-rotate 8s linear infinite reverse;
  box-shadow: var(--shadow-glow);
  border: 1px solid rgba(124,58,237,0.3);
}

.sphere-inner {
  position: absolute;
  width: 55%;
  height: 55%;
  border-radius: 50%;
  background: radial-gradient(
    ellipse at 40% 40%,
    rgba(6,182,212,0.6),
    rgba(79,70,229,0.8) 50%,
    rgba(15,23,42,0.9)
  );
  box-shadow: var(--shadow-glow-cyan);
  animation: sphere-float 6s ease-in-out infinite;
}

.sphere-rings {
  position: absolute;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.sphere-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid;
  animation: ring-spin linear infinite;
  transform-origin: center;
}

.sphere-ring:nth-child(1) {
  width: 92%; height: 92%;
  top: 4%; left: 4%;
  border-color: rgba(79,70,229,0.3);
  animation-duration: 20s;
}

.sphere-ring:nth-child(2) {
  width: 85%; height: 85%;
  top: 7.5%; left: 7.5%;
  border-color: rgba(6,182,212,0.2);
  animation-duration: 14s;
  animation-direction: reverse;
}

.sphere-ring:nth-child(3) {
  width: 68%; height: 68%;
  top: 16%; left: 16%;
  border-color: rgba(124,58,237,0.25);
  animation-duration: 10s;
}

@keyframes sphere-rotate {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes ring-spin {
  from { transform: rotate(0deg) rotateX(60deg); }
  to   { transform: rotate(360deg) rotateX(60deg); }
}

@keyframes sphere-float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-16px); }
}

/* Floating data nodes around sphere */
.sphere-nodes {
  position: absolute;
  width: 100%;
  height: 100%;
  animation: sphere-float 8s ease-in-out infinite;
}

.sphere-node {
  position: absolute;
  border-radius: var(--radius-lg);
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-xs);
  font-weight: 600;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid;
  white-space: nowrap;
  animation: node-float linear infinite;
}

.sphere-node:nth-child(1) {
  top: 5%; left: 60%;
  background: rgba(79,70,229,0.2);
  border-color: rgba(79,70,229,0.4);
  color: #818CF8;
  animation-duration: 7s;
  animation-delay: -2s;
}

.sphere-node:nth-child(2) {
  top: 55%; right: -5%;
  background: rgba(6,182,212,0.2);
  border-color: rgba(6,182,212,0.4);
  color: #67E8F9;
  animation-duration: 9s;
  animation-delay: -4s;
}

.sphere-node:nth-child(3) {
  bottom: 10%; left: 50%;
  background: rgba(124,58,237,0.2);
  border-color: rgba(124,58,237,0.4);
  color: #C084FC;
  animation-duration: 11s;
  animation-delay: -1s;
}

.sphere-node:nth-child(4) {
  top: 30%; left: -8%;
  background: rgba(16,185,129,0.2);
  border-color: rgba(16,185,129,0.4);
  color: #6EE7B7;
  animation-duration: 6s;
  animation-delay: -3s;
}

@keyframes node-float {
  0%, 100% { transform: translateY(0) scale(1); }
  33% { transform: translateY(-8px) scale(1.02); }
  66% { transform: translateY(6px) scale(0.98); }
}

/* Logo Ticker */
.logo-strip {
  background: rgba(255,255,255,0.04);
  border-top: 1px solid rgba(255,255,255,0.07);
  padding-block: var(--space-6);
  overflow: hidden;
}

.logo-ticker-label {
  text-align: center;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.35);
  margin-bottom: var(--space-5);
}

.ticker-track {
  display: flex;
  gap: var(--space-12);
  animation: ticker-scroll 30s linear infinite;
  width: max-content;
}

.ticker-track:hover { animation-play-state: paused; }

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.ticker-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: rgba(255,255,255,0.4);
  transition: color var(--transition-fast);
  white-space: nowrap;
  flex-shrink: 0;
}

.ticker-logo:hover { color: rgba(255,255,255,0.8); }

.ticker-logo svg {
  width: 20px; height: 20px;
  opacity: 0.6;
}

/* --- Value Props Section --- */
.value-props {
  background: var(--color-white);
  padding-block: var(--space-24);
}

.section-eyebrow {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.section-title {
  margin-bottom: var(--space-5);
}

.section-desc {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  margin-bottom: var(--space-12);
}

.value-card {
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-gray-200);
  background: var(--color-white);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.value-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-card);
  opacity: 0;
  transition: opacity var(--transition-base);
  border-radius: inherit;
}

.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(79,70,229,0.2);
}

.value-card:hover::before { opacity: 1; }

.value-icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-xl);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  box-shadow: 0 4px 12px rgba(79,70,229,0.3);
  position: relative;
}

.value-icon svg {
  width: 28px; height: 28px;
  color: var(--color-white);
}

.value-card h3 {
  margin-bottom: var(--space-3);
  color: var(--color-gray-900);
}

.value-card p {
  color: var(--color-gray-600);
  font-size: var(--font-size-sm);
  line-height: 1.7;
  max-width: none;
}

.value-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  margin-top: var(--space-5);
  transition: gap var(--transition-fast);
}

.value-link:hover { gap: var(--space-3); }

/* --- Platform Tabs --- */
.platform-tabs-section {
  background: var(--color-gray-50);
  padding-block: var(--space-24);
}

.tabs-nav {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-12);
  border-bottom: 2px solid var(--color-gray-200);
  padding-bottom: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.tabs-nav::-webkit-scrollbar { display: none; }

.tab-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-gray-500);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all var(--transition-base);
  white-space: nowrap;
}

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

.tab-btn.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  background: var(--color-white);
}

.tab-btn svg { width: 18px; height: 18px; }

.tab-panel { display: none; }
.tab-panel.active { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-16); align-items: center; }

.tab-content-label {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.tab-content-title { margin-bottom: var(--space-4); }

.tab-content-desc {
  color: var(--color-gray-600);
  margin-bottom: var(--space-6);
  font-size: var(--font-size-base);
}

.tab-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.tab-feature {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
}

.tab-feature .check {
  width: 20px; height: 20px;
  border-radius: 50%;
  background: rgba(79,70,229,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-primary);
}

.tab-content-img {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  background: var(--color-gray-900);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

/* --- Feature Deep Dive --- */
.feature-section {
  padding-block: var(--space-20);
}

.feature-section:nth-child(even) { background: var(--color-gray-50); }

.feature-label {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.feature-section.reverse .grid-2 { direction: rtl; }
.feature-section.reverse .grid-2 > * { direction: ltr; }

.feature-img {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.feature-mockup {
  background: var(--color-gray-900);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
  min-height: 340px;
}

.mockup-dot-bar {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.mockup-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}

.mockup-dot:nth-child(1) { background: #FF5F57; }
.mockup-dot:nth-child(2) { background: #FEBC2E; }
.mockup-dot:nth-child(3) { background: #28C840; }

/* --- Connectors Ecosystem --- */
.connectors-section {
  background: var(--color-white);
  padding-block: var(--space-24);
  overflow: hidden;
}

.connector-ticker {
  display: flex;
  gap: var(--space-4);
  animation: ticker-scroll 25s linear infinite;
  width: max-content;
  margin-bottom: var(--space-4);
}

.connector-ticker:nth-child(2) {
  animation-duration: 20s;
  animation-direction: reverse;
}

.connector-pill {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-gray-700);
  white-space: nowrap;
  flex-shrink: 0;
  transition: all var(--transition-base);
}

.connector-pill:hover {
  background: var(--color-white);
  border-color: var(--brand-color, var(--color-primary));
  color: var(--color-gray-900);
  box-shadow: var(--shadow-sm);
}

.connector-pill svg {
  width: 20px; height: 20px;
  flex-shrink: 0;
  fill: currentColor;
  transition: fill var(--transition-base);
}

.connector-pill:hover svg {
  fill: var(--brand-color, var(--color-primary));
}

/* ═══════════════════════════════════════════════════════
   FEATURE SHOWCASE  (Langflow-style scroll tabs)
   ═══════════════════════════════════════════════════════ */

.fsc-section {
  background: #F8FAFC;
  padding-block: var(--space-24);
  position: relative;
  overflow: hidden;
}
.fsc-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(99,102,241,.06) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 10% 80%, rgba(6,182,212,.04) 0%, transparent 60%);
  pointer-events: none;
}
.fsc-header { margin-bottom: var(--space-16); }
.fsc-header .section-title { color: var(--color-gray-900); }
.fsc-header .section-desc  { color: var(--color-gray-600); }

/* Layout */
.fsc-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-12);
  align-items: start;
}
@media (max-width: 900px) {
  .fsc-layout { grid-template-columns: 1fr; }
}

/* ── Tabs (left) ── */
.fsc-tabs {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: sticky;
  top: 100px;
}
.fsc-tab {
  display: flex;
  align-items: stretch;
  gap: 0;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  text-align: left;
  outline: none;
  transition: opacity .3s;
  opacity: .5;
}
.fsc-tab.active { opacity: 1; }
.fsc-tab:hover  { opacity: .75; }
.fsc-tab.active:hover { opacity: 1; }

.fsc-tab-bar {
  width: 3px;
  flex-shrink: 0;
  background: rgba(0,0,0,.1);
  border-radius: 4px;
  margin-right: var(--space-5);
  transition: background .3s;
}
.fsc-tab.active .fsc-tab-bar {
  background: var(--gradient-primary);
  background: linear-gradient(180deg, #7C3AED, #4F46E5);
}

.fsc-tab-body {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-6) 0;
}
.fsc-tab-num {
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .08em;
  color: var(--color-primary);
  padding-top: 3px;
  flex-shrink: 0;
}
.fsc-tab-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-gray-900);
  margin: 0 0 var(--space-2);
  line-height: 1.3;
}
.fsc-tab-body p {
  font-size: .875rem;
  color: var(--color-gray-500);
  line-height: 1.6;
  margin: 0;
}

/* ── Mock UI wrap (right) ── */
.fsc-mock-wrap { position: relative; min-height: 400px; }
.fsc-panel {
  display: none;
  animation: fscFadeIn .4s ease;
}
.fsc-panel.active { display: block; }
@keyframes fscFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Chrome window */
.fsc-mock-chrome {
  background: #111125;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0,0,0,.6), 0 0 0 1px rgba(124,58,237,.1);
}
.fsc-chrome-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: rgba(255,255,255,.04);
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.fsc-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}
.fsc-chrome-title {
  font-size: .72rem;
  color: rgba(255,255,255,.4);
  margin-left: 10px;
  letter-spacing: .02em;
}

/* Canvas */
.fsc-canvas {
  position: relative;
  padding: var(--space-6);
  min-height: 340px;
  background: #0A0A1F;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 28px 28px;
}

/* SVG connector lines */
.fsc-svg-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: visible;
}
.fsc-line {
  fill: none;
  stroke: rgba(124,58,237,.45);
  stroke-width: 1.5;
  stroke-dasharray: 4 4;
}

/* Flow nodes */
.fsc-node {
  position: absolute;
  background: #1A1A35;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 10px;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 150px;
  font-size: .78rem;
  box-shadow: 0 4px 20px rgba(0,0,0,.4);
  transition: box-shadow .2s;
}
.fsc-node-ai {
  min-width: 130px;
  flex-direction: column;
  align-items: flex-start;
  gap: 5px;
}
.fsc-node-icon {
  width: 30px; height: 30px;
  border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.fsc-node-text { display: flex; flex-direction: column; gap: 2px; }
.fsc-node-label { font-size: .62rem; color: rgba(255,255,255,.35); text-transform: uppercase; letter-spacing: .06em; }
.fsc-node-name  { font-size: .8rem; font-weight: 600; color: #E8E8F0; }

.fsc-node-header {
  font-size: .75rem; font-weight: 700; color: rgba(255,255,255,.8);
  display: flex; align-items: center; gap: 5px;
}
.fsc-node-badge {
  background: linear-gradient(135deg,#7C3AED,#4F46E5);
  color: #fff; font-size: .6rem; font-weight: 800;
  padding: 1px 5px; border-radius: 4px;
}
.fsc-node-row {
  display: flex; align-items: center; gap: 6px; width: 100%;
}
.fsc-prop-key { font-size: .68rem; color: rgba(255,255,255,.35); min-width: 40px; }
.fsc-prop-val { font-size: .72rem; color: rgba(255,255,255,.75); }
.fsc-badge-green { background: rgba(16,185,129,.2); color: #6EE7B7; padding: 1px 6px; border-radius: 4px; }

.fsc-node-port {
  position: absolute;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: #7C3AED;
  border: 2px solid #1A1A35;
  box-shadow: 0 0 6px rgba(124,58,237,.6);
}
.fsc-port-out { right: -6px; top: 50%; transform: translateY(-50%); }
.fsc-port-in  { left: -6px;  top: 50%; transform: translateY(-50%); }

/* Status bar */
.fsc-status-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 8px 16px;
  background: rgba(255,255,255,.03);
  border-top: 1px solid rgba(255,255,255,.06);
  font-size: .7rem;
  color: rgba(255,255,255,.4);
}
.fsc-status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #22C55E;
  box-shadow: 0 0 6px #22C55E;
  animation: fscPulse 2s infinite;
}
@keyframes fscPulse {
  0%,100% { opacity: 1; }
  50%      { opacity: .4; }
}

/* ── Agent panel ── */
.fsc-canvas-agents { padding-bottom: 48px; }
.fsc-agent-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 14px;
}
.fsc-agent-card {
  background: #1A1A35;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 10px;
  padding: 12px 14px;
  display: grid;
  grid-template-columns: 40px 1fr;
  grid-template-rows: auto auto;
  column-gap: 12px;
  transition: border-color .2s;
}
.fsc-agent-card.fsc-agent-active { border-color: rgba(124,58,237,.4); }
.fsc-agent-avatar {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  grid-row: 1 / 3;
}
.fsc-agent-info {
  display: flex; align-items: center; gap: 8px;
  font-size: .8rem; font-weight: 600; color: #E8E8F0;
}
.fsc-agent-status {
  font-size: .68rem; font-weight: 500;
}
.fsc-running { color: #22C55E; }
.fsc-idle    { color: rgba(255,255,255,.3); }
.fsc-agent-meta { font-size: .7rem; color: rgba(255,255,255,.4); }

.fsc-agent-log {
  background: rgba(0,0,0,.3);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 10px;
  font-family: 'Courier New', monospace;
}
.fsc-log-header { font-size: .65rem; text-transform: uppercase; letter-spacing: .08em; color: rgba(255,255,255,.25); margin-bottom: 8px; }
.fsc-log-line { font-size: .72rem; color: rgba(255,255,255,.55); margin-bottom: 5px; display: flex; gap: 8px; }
.fsc-log-ts  { color: rgba(255,255,255,.2); flex-shrink: 0; }
.fsc-log-ok  { color: #22C55E; flex-shrink: 0; }
.fsc-log-ai  { color: #A78BFA; flex-shrink: 0; }
.fsc-log-blink span { animation: fscBlink 1.2s step-end infinite; }
@keyframes fscBlink { 0%,100%{opacity:1} 50%{opacity:.3} }

/* ── Code panel ── */
.fsc-canvas-code { padding: 0; display: flex; flex-direction: column; }
.fsc-code-tabs {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 8px 12px 0;
  background: rgba(255,255,255,.03);
  border-bottom: 1px solid rgba(255,255,255,.07);
  flex-wrap: wrap;
}
.fsc-code-tab {
  background: none; border: none;
  padding: 6px 12px;
  font-size: .75rem; font-weight: 500;
  color: rgba(255,255,255,.4);
  border-radius: 6px 6px 0 0;
  cursor: pointer;
  transition: color .2s, background .2s;
}
.fsc-code-tab.active {
  background: rgba(124,58,237,.15);
  color: #A78BFA;
  border-bottom: 2px solid #7C3AED;
}
.fsc-copy-btn {
  margin-left: auto;
  display: flex; align-items: center; gap: 5px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  color: rgba(255,255,255,.5);
  font-size: .7rem;
  padding: 4px 10px;
  border-radius: 5px;
  cursor: pointer;
  transition: background .2s;
}
.fsc-copy-btn:hover { background: rgba(255,255,255,.1); color: #fff; }

.fsc-code-body {
  padding: 14px 16px;
  background: #080818;
  position: relative;
  flex: 1;
}
.fsc-code-lang { font-size: .65rem; color: rgba(255,255,255,.25); margin-bottom: 10px; font-family: monospace; }
.fsc-pre {
  margin: 0; padding: 0;
  background: none;
  font-family: 'Courier New', Consolas, monospace;
  font-size: .78rem;
  line-height: 1.7;
  color: #C8C8E0;
  overflow-x: auto;
  white-space: pre;
}
.fsc-kw  { color: #C084FC; }
.fsc-fn  { color: #67E8F9; }
.fsc-st  { color: #86EFAC; }
.fsc-cm  { color: rgba(255,255,255,.28); font-style: italic; }

.fsc-code-output {
  padding: 10px 16px;
  background: rgba(0,0,0,.2);
  border-top: 1px solid rgba(255,255,255,.06);
}
.fsc-out-label { font-size: .65rem; text-transform: uppercase; letter-spacing: .08em; color: rgba(255,255,255,.25); margin-bottom: 6px; }
.fsc-out-line  { font-size: .73rem; font-family: monospace; color: rgba(255,255,255,.6); margin-bottom: 4px; }
.fsc-out-blink { animation: fscBlink 1.5s step-end infinite; }

/* --- Recognition Section --- */
.recognition-section {
  background: var(--color-gray-900);
  padding-block: var(--space-24);
  color: var(--color-white);
}

.recognition-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.recognition-card {
  padding: var(--space-6);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-2xl);
  text-align: center;
  transition: all var(--transition-base);
}

.recognition-card:hover {
  background: rgba(79,70,229,0.1);
  border-color: rgba(79,70,229,0.3);
  transform: translateY(-4px);
}

.recognition-badge {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-3);
  color: rgba(255,255,255,0.9);
}

.recognition-num {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.recognition-label {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.6);
  margin-top: var(--space-2);
  line-height: 1.4;
}

.recognition-source {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary-light);
  margin-top: var(--space-2);
}

/* --- Case Studies --- */
.case-studies-section {
  padding-block: var(--space-24);
  background: var(--color-white);
}

.case-tabs {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-10);
  flex-wrap: wrap;
}

.case-tab {
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-gray-600);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-base);
}

.case-tab:hover { border-color: var(--color-primary); color: var(--color-primary); }
.case-tab.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.case-card {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 420px;
  box-shadow: var(--shadow-xl);
}

.case-card-bg {
  position: relative;
  background: var(--gradient-hero);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-8);
  overflow: hidden;
}

.case-card-bg-img {
  position: absolute;
  inset: 0;
  object-fit: cover;
  opacity: 0.3;
  transition: opacity var(--transition-slow);
}

.case-card:hover .case-card-bg-img { opacity: 0.4; }

.case-card-logo {
  position: relative;
  z-index: 1;
  color: var(--color-white);
  font-size: var(--font-size-xl);
  font-weight: 800;
  margin-bottom: var(--space-3);
}

.case-card-quote {
  position: relative;
  z-index: 1;
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.75);
  font-style: italic;
  line-height: 1.6;
}

.case-card-content {
  padding: var(--space-8);
  background: var(--color-white);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.case-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.stat-chip {
  padding: var(--space-4);
  background: var(--color-gray-50);
  border-radius: var(--radius-xl);
  text-align: center;
}

.stat-chip-num {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-chip-label {
  font-size: var(--font-size-xs);
  color: var(--color-gray-500);
  margin-top: var(--space-1);
}

/* --- Testimonials --- */
.testimonials-section {
  background: var(--color-gray-50);
  padding-block: var(--space-24);
  overflow: hidden;
}

.testimonials-track {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.testimonial-card {
  background: var(--color-white);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(79,70,229,0.2);
}

.testimonial-stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-4);
  color: #F59E0B;
}

.testimonial-stars svg { width: 16px; height: 16px; fill: currentColor; }

.testimonial-text {
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
  line-height: 1.7;
  margin-bottom: var(--space-5);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.testimonial-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: 700;
  font-size: var(--font-size-sm);
  flex-shrink: 0;
}

.testimonial-name {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-gray-900);
}

.testimonial-role {
  font-size: var(--font-size-xs);
  color: var(--color-gray-500);
}

/* --- Ecosystem / More Than a Platform --- */
.ecosystem-section {
  padding-block: var(--space-24);
  background: var(--color-white);
}

.eco-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.eco-card {
  text-align: center;
  padding: var(--space-8) var(--space-6);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-base);
}

.eco-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(79,70,229,0.2);
}

.eco-icon {
  width: 64px; height: 64px;
  border-radius: var(--radius-2xl);
  background: var(--gradient-card);
  border: 1px solid rgba(79,70,229,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  color: var(--color-primary);
}

.eco-icon svg { width: 28px; height: 28px; }

.eco-card h3 {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-2);
  color: var(--color-gray-900);
}

.eco-card p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  line-height: 1.6;
}

.eco-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  margin-top: var(--space-4);
}

/* --- Final CTA --- */
.final-cta {
  background: var(--gradient-hero);
  padding-block: var(--space-24);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.final-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 60% at 50% 50%, rgba(79,70,229,0.3), transparent);
  pointer-events: none;
}

.final-cta-inner { position: relative; z-index: 1; }

.final-cta h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.final-cta p {
  color: rgba(255,255,255,0.7);
  font-size: var(--font-size-lg);
  margin: 0 auto var(--space-8);
  max-width: 500px;
}

.cta-experts {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.cta-avatars {
  display: flex;
}

.cta-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 3px solid rgba(255,255,255,0.3);
  margin-right: -12px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: 700;
  font-size: var(--font-size-sm);
}

.cta-avatars .cta-avatar:last-child { margin-right: 0; }

.cta-expert-text {
  color: rgba(255,255,255,0.7);
  font-size: var(--font-size-sm);
}

/* --- Footer --- */
.site-footer {
  background: var(--color-gray-900);
  color: rgba(255,255,255,0.6);
  padding-top: var(--space-16);
}

.footer-top {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-16);
  padding-bottom: var(--space-16);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .nav-logo-text {
  font-size: var(--font-size-2xl);
  display: block;
  margin-bottom: var(--space-2);
}

.footer-tagline {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-5);
}

.footer-badges {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.footer-badge {
  padding: var(--space-1) var(--space-3);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-8);
}

.footer-col-title {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-4);
}

.footer-col li + li { margin-top: var(--space-2); }

.footer-col a {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.55);
  transition: color var(--transition-fast);
}

.footer-col a:hover { color: var(--color-white); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-6);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-copy {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.35);
}

.footer-legal {
  display: flex;
  gap: var(--space-5);
}

.footer-legal a {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.4);
  transition: color var(--transition-fast);
}

.footer-legal a:hover { color: rgba(255,255,255,0.7); }

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.social-btn {
  width: 36px; height: 36px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.4);
  transition: all var(--transition-base);
}

.social-btn:hover {
  background: rgba(79,70,229,0.2);
  border-color: rgba(79,70,229,0.5);
  color: var(--color-primary-light);
}

.social-btn svg { width: 16px; height: 16px; }

/* --- Scroll Animation States --- */
[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].animated {
  opacity: 1;
  transform: translateY(0);
}

[data-animate="fade-left"] { transform: translateX(-24px); }
[data-animate="fade-right"] { transform: translateX(24px); }
[data-animate="fade-left"].animated,
[data-animate="fade-right"].animated { transform: translateX(0); }

[data-animate-delay="1"] { transition-delay: 0.1s; }
[data-animate-delay="2"] { transition-delay: 0.2s; }
[data-animate-delay="3"] { transition-delay: 0.3s; }
[data-animate-delay="4"] { transition-delay: 0.4s; }
[data-animate-delay="5"] { transition-delay: 0.5s; }
[data-animate-delay="6"] { transition-delay: 0.6s; }

/* Cookie Bar */
.cookie-bar {
  position: fixed;
  bottom: var(--space-4);
  left: 50%;
  transform: translateX(-50%);
  width: min(640px, calc(100% - 2rem));
  background: var(--color-gray-900);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-2xl);
  padding: var(--space-5) var(--space-6);
  z-index: var(--z-toast);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  box-shadow: var(--shadow-xl);
  animation: slide-up 0.4s ease;
}

@keyframes slide-up {
  from { transform: translateX(-50%) translateY(100px); opacity: 0; }
  to   { transform: translateX(-50%) translateY(0); opacity: 1; }
}

.cookie-bar p {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.6);
  max-width: none;
}

.cookie-bar a { color: var(--color-primary-light); }

.cookie-actions {
  display: flex;
  gap: var(--space-2);
  flex-shrink: 0;
}