/* ================================================================
   AI CAPTIONS — Premium Landing Page Stylesheet
   Redesigned: real screenshots, showcase sections, refined UX
   ================================================================ */

/* ======================== CSS VARIABLES ======================== */
:root {
  /* Colors */
  --color-bg: #08080a;
  --color-bg-elevated: #0e0e12;
  --color-bg-card: rgba(22, 22, 28, 0.6);
  --color-bg-card-solid: #15151b;
  --color-bg-card-hover: rgba(28, 28, 36, 0.7);
  --color-surface: #1a1a22;
  --color-border: rgba(255, 255, 255, 0.06);
  --color-border-hover: rgba(255, 255, 255, 0.12);
  --color-border-card: rgba(255, 255, 255, 0.08);

  --color-text-primary: #f4f4f5;
  --color-text-secondary: #a1a1aa;
  --color-text-tertiary: #71717a;
  --color-text-muted: #52525b;

  --color-accent: #7C3AED;
  --color-accent-light: #A78BFA;
  --color-accent-dark: #6D28D9;
  --color-accent-subtle: rgba(124, 58, 237, 0.12);

  --color-gradient-start: #7C3AED;
  --color-gradient-mid: #818CF8;
  --color-gradient-end: #4F46E5;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;
  --space-6xl: 10rem;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.75rem;
  --font-size-5xl: 3.75rem;

  /* Border radius */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --radius-2xl: 1.5rem;
  --radius-3xl: 2rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 80px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 60px rgba(124, 58, 237, 0.12);
  --shadow-glow-strong: 0 0 100px rgba(124, 58, 237, 0.2);
  --shadow-card: 0 2px 8px rgba(0,0,0,0.2), 0 8px 32px rgba(0,0,0,0.15);
  --shadow-card-hover: 0 4px 16px rgba(0,0,0,0.3), 0 16px 48px rgba(0,0,0,0.2), 0 0 40px rgba(124,58,237,0.08);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --transition-luxe: 600ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 780px;
  --navbar-height: 72px;
}


/* ======================== RESET & BASE ======================== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: var(--navbar-height);
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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


/* ======================== UTILITIES ======================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.gradient-text {
  background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-gradient-mid) 50%, #c084fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.section-tag {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-accent-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-lg);
  padding: 6px var(--space-md);
  background: var(--color-accent-subtle);
  border-radius: var(--radius-full);
  border: 1px solid rgba(124, 58, 237, 0.15);
}

.section-header h2 {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-lg);
}

.section-desc {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}


/* ======================== SCROLL REVEAL ======================== */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-delay-1 { transition-delay: 0.12s; }
.reveal-delay-2 { transition-delay: 0.24s; }


/* ======================== BUTTONS ======================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-gradient-end) 100%);
  color: #fff;
  box-shadow: 0 4px 24px rgba(124, 58, 237, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 36px rgba(124, 58, 237, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.15);
  filter: brightness(1.1);
}

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

.btn-glow::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(167,139,250,0.4), rgba(79,70,229,0.4));
  z-index: -1;
  filter: blur(16px);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.btn-glow:hover::after { opacity: 1; }

.btn-ghost {
  color: var(--color-text-primary);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.07);
  transform: translateY(-2px);
}

.btn-lg {
  font-size: var(--font-size-base);
  padding: 0.9rem 2.25rem;
  border-radius: var(--radius-2xl);
}

.btn-xl {
  font-size: var(--font-size-lg);
  padding: 1.1rem 2.75rem;
  border-radius: var(--radius-2xl);
}


/* ======================== NAVBAR ======================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--navbar-height);
  background: rgba(8, 8, 10, 0.5);
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  border-bottom: 1px solid transparent;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  background: rgba(8, 8, 10, 0.92);
  border-bottom-color: var(--color-border);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.logo-img {
  border-radius: 8px;
}

.logo-text {
  font-size: var(--font-size-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
}

.nav-links a {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-tertiary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-base);
  border-radius: 1px;
}

.nav-links a:hover { color: var(--color-text-primary); }
.nav-links a:hover::after { width: 100%; }

.nav-actions { display: flex; align-items: center; }

.btn-nav {
  font-size: var(--font-size-sm);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-lg);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  z-index: 1001;
}

.hamburger-line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
  margin: 0 auto;
}

.nav-toggle.active .hamburger-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active .hamburger-line:nth-child(2) { opacity: 0; }
.nav-toggle.active .hamburger-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(8, 8, 10, 0.97);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--space-3xl);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-slow);
}

.mobile-menu.open { opacity: 1; visibility: visible; }

.mobile-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xl);
}

.mobile-links a {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

.btn-mobile-cta {
  font-size: var(--font-size-lg);
  padding: 1rem 2.5rem;
}


/* ======================== HERO ======================== */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--navbar-height) + var(--space-3xl)) 0 0;
  overflow: hidden;
}

/* Ambient effects */
.hero-bg-glow {
  position: absolute;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 800px;
  background: radial-gradient(ellipse, rgba(124, 58, 237, 0.18) 0%, rgba(124, 58, 237, 0.05) 40%, transparent 70%);
  pointer-events: none;
  animation: glowPulse 10s ease-in-out infinite;
}

.hero-bg-glow--secondary {
  top: 0%;
  left: 25%;
  width: 700px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(79, 70, 229, 0.12) 0%, transparent 65%);
  animation-delay: 5s;
}

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 70% 50% at 50% 30%, black 10%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 50% at 50% 30%, black 10%, transparent 70%);
  pointer-events: none;
}

.hero-noise {
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.5;
}

@keyframes glowPulse {
  0%, 100% { opacity: 1; transform: translateX(-50%) scale(1); }
  50% { opacity: 0.6; transform: translateX(-50%) scale(1.15); }
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
  position: relative;
  z-index: 1;
  flex: 1;
}

/* Hero badge */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-accent-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 6px 16px;
  background: var(--color-accent-subtle);
  border: 1px solid rgba(124, 58, 237, 0.18);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-2xl);
}

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

@keyframes dotPulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(167,139,250,0.4); }
  50% { opacity: 0.6; box-shadow: 0 0 0 6px rgba(167,139,250,0); }
}

.hero h1 {
  font-size: var(--font-size-5xl);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.035em;
  margin-bottom: var(--space-xl);
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: 1.65;
  margin-bottom: var(--space-2xl);
  max-width: 480px;
}

.hero-cta-group {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}

/* Hero trust line */
.hero-trust {
  display: flex;
  align-items: center;
  gap: 10px;
}

.hero-stars {
  display: flex;
  gap: 2px;
}

.hero-trust-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}


/* ======================== HERO DEVICE MOCKUP ======================== */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-device {
  position: relative;
}

.device-frame {
  position: relative;
  width: 300px;
  border-radius: 40px;
  padding: 12px;
  background: linear-gradient(160deg, #1a1a24 0%, #12121a 100%);
  border: 1.5px solid rgba(255, 255, 255, 0.1);
  box-shadow:
    0 0 0 1px rgba(0,0,0,0.5),
    var(--shadow-xl),
    var(--shadow-glow-strong);
}

.device-screen-img {
  width: 100%;
  height: auto;
  border-radius: 30px;
  display: block;
}

.device-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 420px;
  height: 700px;
  background: radial-gradient(ellipse, rgba(124, 58, 237, 0.1) 0%, transparent 65%);
  pointer-events: none;
  z-index: -1;
}


/* ======================== HERO STATS BAR ======================== */
.hero-stats-bar {
  position: relative;
  z-index: 1;
  padding: var(--space-3xl) 0 var(--space-2xl);
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-4xl);
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3xl);
}

.hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.hero-stat-number {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

.hero-stat-suffix {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

.hero-stat-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 2px;
}

.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent, var(--color-border-hover), transparent);
}


/* ======================== SOCIAL PROOF ======================== */
.social-proof {
  padding: var(--space-3xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.social-proof-inner { text-align: center; }

.social-proof-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-2xl);
}

.trust-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-3xl);
  flex-wrap: wrap;
  opacity: 0.45;
}

.trust-logo { transition: opacity var(--transition-base); }
.trust-logo:hover { opacity: 1; }


/* ======================== CARD SHINE EFFECT ======================== */
.feature-card-shine {
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(
    105deg,
    transparent 20%,
    rgba(255, 255, 255, 0.015) 40%,
    rgba(255, 255, 255, 0.04) 50%,
    rgba(255, 255, 255, 0.015) 60%,
    transparent 80%
  );
  transition: left 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
  z-index: 1;
}


/* ======================== FEATURES ======================== */
.features {
  padding: var(--space-6xl) 0;
}

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

.feature-card {
  padding: var(--space-2xl) var(--space-xl);
  background: var(--color-bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border-card);
  border-radius: var(--radius-2xl);
  transition: all var(--transition-luxe);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(167,139,250,0.4), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.feature-card--highlight {
  border-color: rgba(124, 58, 237, 0.2);
  background: rgba(124, 58, 237, 0.06);
}

.feature-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  background: var(--color-bg-card-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}

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

.feature-card:hover .feature-card-shine {
  left: 130%;
}

.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-subtle);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-xl);
  border: 1px solid rgba(124, 58, 237, 0.12);
  transition: all var(--transition-base);
}

.feature-card:hover .feature-icon {
  background: rgba(124, 58, 237, 0.18);
  border-color: rgba(124, 58, 237, 0.25);
  transform: scale(1.05);
}

.feature-card h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  letter-spacing: -0.01em;
}

.feature-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.65;
}


/* ======================== SHOWCASE ======================== */
.showcase {
  padding: var(--space-6xl) 0;
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}

.showcase-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
  margin-bottom: var(--space-6xl);
}

.showcase-row:last-child {
  margin-bottom: 0;
}

.showcase-row--reverse {
  direction: rtl;
}

.showcase-row--reverse > * {
  direction: ltr;
}

.showcase-text h3 {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-lg);
}

.showcase-text p {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
  max-width: 460px;
}

.showcase-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.showcase-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.showcase-list svg {
  flex-shrink: 0;
}

.showcase-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.showcase-device {
  position: relative;
}

.showcase-device .device-frame {
  width: 280px;
}

.showcase-device .device-glow {
  width: 380px;
  height: 640px;
}


/* ======================== HOW IT WORKS ======================== */
.how-it-works {
  padding: var(--space-6xl) 0;
}

.steps-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
}

.step-card {
  flex: 1;
  max-width: 320px;
  text-align: center;
  padding: var(--space-2xl) var(--space-xl);
  background: var(--color-bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border-card);
  border-radius: var(--radius-2xl);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-luxe);
}

.step-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}

.step-card:hover .feature-card-shine {
  left: 130%;
}

.step-number {
  position: absolute;
  top: var(--space-lg);
  left: var(--space-lg);
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-accent-light);
  opacity: 0.4;
}

.step-visual {
  margin-bottom: var(--space-xl);
  display: flex;
  justify-content: center;
}

.step-icon-circle {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-subtle);
  border-radius: 50%;
  border: 1px solid rgba(124, 58, 237, 0.12);
  transition: all var(--transition-base);
}

.step-card:hover .step-icon-circle {
  background: rgba(124, 58, 237, 0.18);
  border-color: rgba(124, 58, 237, 0.25);
  transform: scale(1.08);
}

.step-card h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.step-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.65;
}

.step-connector {
  flex-shrink: 0;
  opacity: 0.5;
}


/* ======================== BENEFITS ======================== */
.benefits {
  padding: var(--space-6xl) 0;
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

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

.benefit-item {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-xl) var(--space-lg);
  border-radius: var(--radius-2xl);
  transition: all var(--transition-luxe);
  border: 1px solid transparent;
}

.benefit-item:hover {
  background: var(--color-bg-card);
  border-color: var(--color-border-card);
  transform: translateY(-3px);
}

.benefit-icon-wrap {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-subtle);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(124, 58, 237, 0.1);
  transition: all var(--transition-base);
}

.benefit-item:hover .benefit-icon-wrap {
  background: rgba(124, 58, 237, 0.18);
  transform: scale(1.05);
}

.benefit-content h3 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.benefit-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}


/* ======================== TESTIMONIALS ======================== */
.testimonials {
  padding: var(--space-6xl) 0;
}

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

.testimonial-card {
  padding: var(--space-2xl);
  background: var(--color-bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border-card);
  border-radius: var(--radius-2xl);
  transition: all var(--transition-luxe);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.testimonial-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}

.testimonial-card:hover .feature-card-shine {
  left: 130%;
}

.testimonial-stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-lg);
}

.testimonial-card blockquote {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.8;
  flex: 1;
  margin-bottom: var(--space-xl);
  font-style: normal;
}

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

.testimonial-avatar {
  width: 42px; height: 42px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: var(--font-size-sm); color: #fff; flex-shrink: 0;
}

.testimonial-info { display: flex; flex-direction: column; }
.testimonial-name { font-size: var(--font-size-sm); font-weight: 600; }
.testimonial-role { font-size: var(--font-size-xs); color: var(--color-text-tertiary); }


/* ======================== FAQ ======================== */
.faq {
  padding: var(--space-6xl) 0;
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.faq-list {
  max-width: var(--container-narrow);
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item:first-child { border-top: 1px solid var(--color-border); }

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-xl) 0;
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text-primary);
  text-align: left;
  transition: color var(--transition-fast);
}

.faq-question:hover { color: var(--color-accent-light); }

.faq-chevron {
  flex-shrink: 0;
  color: var(--color-text-tertiary);
  transition: transform var(--transition-base), color var(--transition-base);
}

.faq-item.open .faq-chevron {
  transform: rotate(180deg);
  color: var(--color-accent-light);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-answer p {
  padding-bottom: var(--space-xl);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.75;
}


/* ======================== FINAL CTA ======================== */
.final-cta {
  padding: var(--space-6xl) 0;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-bg-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(124, 58, 237, 0.14) 0%, transparent 65%);
  pointer-events: none;
  animation: glowPulse 10s ease-in-out infinite;
}

.cta-bg-glow--secondary {
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(79, 70, 229, 0.08) 0%, transparent 65%);
  animation-delay: 5s;
}

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

.cta-logo {
  border-radius: 16px;
  margin: 0 auto var(--space-xl);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.final-cta h2 {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-lg);
}

.cta-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 500px;
  margin: 0 auto var(--space-2xl);
  line-height: 1.65;
}

.cta-buttons { margin-bottom: var(--space-lg); }

.cta-note {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}


/* ======================== FOOTER ======================== */
.footer {
  padding: var(--space-4xl) 0 var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: var(--space-md);
}

.footer-tagline {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  max-width: 280px;
  line-height: 1.6;
}

.footer-links-group h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-lg);
}

.footer-links-group ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links-group a {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  transition: color var(--transition-fast);
}

.footer-links-group a:hover { color: var(--color-text-primary); }

.footer-bottom {
  display: flex;
  justify-content: center;
  align-items: center;
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

.footer-bottom p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}


/* ======================== RESPONSIVE — TABLET ======================== */
@media (max-width: 1024px) {
  :root {
    --font-size-5xl: 3rem;
    --font-size-4xl: 2.25rem;
    --font-size-3xl: 1.75rem;
  }

  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-3xl);
  }

  .hero-subtitle { margin-left: auto; margin-right: auto; }
  .hero-cta-group { justify-content: center; }
  .hero-trust { justify-content: center; }
  .hero-visual { order: -1; }

  .device-frame { width: 260px; }

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

  .showcase-row {
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    text-align: center;
  }

  .showcase-row--reverse {
    direction: ltr;
  }

  .showcase-text p { margin-left: auto; margin-right: auto; }
  .showcase-list { align-items: center; }

  .showcase-device .device-frame { width: 240px; }

  .steps-grid { flex-direction: column; }
  .step-connector { transform: rotate(90deg); }
  .step-card { max-width: 100%; }

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

  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid .testimonial-card:last-child {
    grid-column: 1 / -1;
    max-width: 520px;
    margin: 0 auto;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2xl);
  }

  .footer-brand { grid-column: 1 / -1; }
}


/* ======================== RESPONSIVE — MOBILE ======================== */
@media (max-width: 768px) {
  :root {
    --font-size-5xl: 2.5rem;
    --font-size-4xl: 1.875rem;
    --font-size-3xl: 1.5rem;
    --space-6xl: 5rem;
    --space-5xl: 4rem;
    --space-4xl: 3.5rem;
  }

  .container { padding: 0 var(--space-xl); }

  .nav-links, .nav-actions { display: none; }
  .nav-toggle { display: flex; }
  .mobile-menu { display: flex; }

  .hero {
    min-height: auto;
    padding: calc(var(--navbar-height) + var(--space-2xl)) 0 0;
  }

  .hero h1 { font-size: var(--font-size-4xl); }

  .device-frame { width: 230px; }

  .hero-stats {
    flex-direction: row;
    gap: var(--space-2xl);
  }

  .hero-stat-number, .hero-stat-suffix {
    font-size: var(--font-size-2xl);
  }

  .hero-stat-divider { width: 1px; height: 32px; }

  .hero-stats-bar {
    padding: var(--space-2xl) 0;
    margin-top: var(--space-3xl);
  }

  .features-grid { grid-template-columns: 1fr; gap: var(--space-md); }
  .feature-card { padding: var(--space-xl) var(--space-lg); }

  .showcase-row { margin-bottom: var(--space-4xl); }
  .showcase-device .device-frame { width: 220px; }
  .showcase-text h3 { font-size: var(--font-size-2xl); }

  .benefits-grid { grid-template-columns: 1fr; gap: var(--space-sm); }
  .benefit-item { padding: var(--space-lg); }

  .testimonials-grid { grid-template-columns: 1fr; }
  .testimonials-grid .testimonial-card:last-child { max-width: none; }

  .testimonial-card { padding: var(--space-xl); }

  .section-header { margin-bottom: var(--space-3xl); }
  .section-header h2 { font-size: var(--font-size-3xl); }
  .section-desc { font-size: var(--font-size-base); }

  .final-cta h2 { font-size: var(--font-size-3xl); }
  .cta-subtitle { font-size: var(--font-size-base); }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-xl); }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-lg);
    text-align: center;
  }

  .btn-xl { font-size: var(--font-size-base); padding: 0.9rem 2rem; }

  .trust-logos { gap: var(--space-xl); }
  .trust-logo svg { width: 80px; }

  .faq-question { padding: var(--space-lg) 0; font-size: var(--font-size-sm); }
}


/* ======================== RESPONSIVE — SMALL MOBILE ======================== */
@media (max-width: 480px) {
  :root {
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.625rem;
    --font-size-3xl: 1.375rem;
  }

  .container { padding: 0 var(--space-lg); }

  .hero-cta-group {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-cta-group .btn { justify-content: center; }

  .hero-stats { gap: var(--space-lg); }

  .hero-stat-number, .hero-stat-suffix {
    font-size: var(--font-size-xl);
  }

  .device-frame { width: 200px; border-radius: 32px; }
  .device-screen-img { border-radius: 24px; }

  .steps-grid { gap: var(--space-md); }
  .step-card { padding: var(--space-xl) var(--space-lg); }
  .step-connector { display: none; }

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


/* ======================== REDUCED MOTION ======================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}