/* =========================================================
   AifoBeta — Main Stylesheet
   Design: Precision studio / editorial dark
   ========================================================= */

/* --- Design Tokens --- */
:root {
  --bg-0: #020208;
  --bg-1: #070714;
  --bg-2: #0C0C1A;
  --bg-card: rgba(255,255,255,0.035);
  --bg-card-hover: rgba(255,255,255,0.065);
  --border: rgba(255,255,255,0.07);
  --border-hover: rgba(0,229,204,0.45);

  --text-1: #F4F4FA;
  --text-2: #8B8FA8;
  --text-3: #555770;

  --accent: #00E5CC;
  --accent-2: #7C3AED;
  --accent-3: #C4B5FD;
  --accent-hot: #FF3D9A;
  --accent-green: #00E5A0;
  --accent-amber: #FFB020;

  --gradient: linear-gradient(135deg, #00E5CC 0%, #7C3AED 52%, #FF3D9A 100%);
  --gradient-text: linear-gradient(120deg, #00E5CC 0%, #A78BFA 45%, #FF3D9A 100%);
  --gradient-border: linear-gradient(135deg, rgba(0,229,204,0.5), rgba(124,58,237,0.5));

  --glow: 0 0 60px rgba(0,229,204,0.12);
  --glow-strong: 0 0 80px rgba(124,58,237,0.25);
  --shadow-card: 0 4px 32px rgba(0,0,0,0.5);
  --shadow-elevated: 0 12px 56px rgba(0,0,0,0.65);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  --font: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Syne', var(--font);
  --font-mono: 'IBM Plex Mono', 'JetBrains Mono', monospace;

  --nav-h: 64px;
  --nav-offset: 20px;
  --section-pad: clamp(72px, 9vw, 128px);
  --content-max: 1180px;
  --content-wide: 1360px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

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

body {
  background: var(--bg-0);
  color: var(--text-1);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Film grain texture */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9990;
  opacity: 0.035;
  background-image: 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='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px 180px;
}

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

/* --- Background — subtle radial depth --- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 15% -10%, rgba(0,229,204,0.06), transparent 55%),
    radial-gradient(ellipse 60% 45% at 85% 5%, rgba(124,58,237,0.07), transparent 50%),
    radial-gradient(ellipse 50% 40% at 50% 100%, rgba(255,61,154,0.04), transparent 55%);
  pointer-events: none;
  z-index: 0;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text-1);
}

h1 { font-size: clamp(36px, 6vw, 72px); }
h2 { font-size: clamp(28px, 4vw, 48px); }
h3 { font-size: clamp(20px, 2.5vw, 28px); }
h4 { font-size: clamp(16px, 1.8vw, 20px); }

p { color: var(--text-2); line-height: 1.75; }

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

.text-sm { font-size: 14px; }
.text-xs { font-size: 12px; }
.text-muted { color: var(--text-2); }
.text-center { text-align: center; }

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

/* --- Layout --- */
.container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
}

.container-wide {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
}

section { position: relative; z-index: 1; }

.section-pad { padding: var(--section-pad) 0; }

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto clamp(48px, 6vw, 80px);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(0,229,204,0.06);
  border: 1px solid rgba(0,229,204,0.18);
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}

.section-label::before {
  content: '[';
  color: var(--text-3);
  margin-right: 2px;
}

.section-label::after {
  content: ']';
  color: var(--text-3);
  margin-left: 2px;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.section-title {
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: clamp(16px, 1.5vw, 18px);
  color: var(--text-2);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: all 0.25s var(--ease-out);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn-primary {
  background: var(--text-1);
  color: var(--bg-0);
  border: 1px solid transparent;
  box-shadow: 0 0 0 0 rgba(0,229,204,0);
  transition: all 0.3s var(--ease-out);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
  border-radius: inherit;
}

.btn-primary:hover {
  background: transparent;
  color: #fff;
  box-shadow: 0 8px 32px rgba(0,229,204,0.25), 0 0 0 1px rgba(0,229,204,0.3);
  transform: translateY(-2px);
}

.btn-primary:hover::before { opacity: 1; }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-1);
  border: 1px solid var(--border);
  backdrop-filter: blur(12px);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.btn-ghost {
  color: var(--text-2);
  padding: 10px 20px;
}

.btn-ghost:hover { color: var(--text-1); }

.btn-lg { padding: 17px 36px; font-size: 16px; border-radius: var(--radius-lg); }
.btn-sm { padding: 10px 18px; font-size: 13px; border-radius: var(--radius-sm); }

.btn-icon { padding: 12px; }

.btn-whatsapp {
  background: #25D366;
  color: #fff;
  box-shadow: 0 4px 20px rgba(37,211,102,0.3);
}

.btn-whatsapp:hover {
  background: #1FAD55;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(37,211,102,0.4);
}

/* --- Badge --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.badge-live {
  background: rgba(16,185,129,0.12);
  color: #10B981;
  border: 1px solid rgba(16,185,129,0.25);
}

.badge-live::before {
  content: '';
  width: 5px; height: 5px;
  background: #10B981;
  border-radius: 50%;
  animation: pulse-dot 1.5s ease-in-out infinite;
}

.badge-dev {
  background: rgba(245,158,11,0.12);
  color: #F59E0B;
  border: 1px solid rgba(245,158,11,0.25);
}

.badge-dev::before {
  content: '';
  width: 5px; height: 5px;
  background: #F59E0B;
  border-radius: 50%;
}

/* --- Cards --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all 0.3s var(--ease-out);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(600px circle at var(--mx,50%) var(--my,50%), rgba(99,102,241,0.06), transparent 50%);
  opacity: 0;
  transition: opacity 0.3s;
}

.card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-elevated), 0 0 0 1px rgba(99,102,241,0.1);
}

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

.card-icon {
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: var(--radius-md);
  font-size: 24px;
  margin-bottom: 20px;
}

.card-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-1);
}

.card-desc {
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 24px;
}

/* --- Navigation — floating glass pill --- */
.nav {
  position: fixed;
  top: var(--nav-offset);
  left: 50%;
  transform: translateX(-50%);
  width: min(calc(100% - 40px), 1120px);
  height: var(--nav-h);
  z-index: 1000;
  background: rgba(6, 6, 16, 0.82);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: var(--radius-full);
  box-shadow:
    0 4px 32px rgba(0,0,0,0.45),
    inset 0 1px 0 rgba(255,255,255,0.06);
  transition: background 0.3s, box-shadow 0.3s, border-color 0.3s;
  isolation: isolate;
}

.nav.scrolled {
  background: rgba(4, 4, 12, 0.92);
  border-color: rgba(0,229,204,0.15);
  box-shadow:
    0 8px 40px rgba(0,0,0,0.55),
    0 0 0 1px rgba(0,229,204,0.08),
    inset 0 1px 0 rgba(255,255,255,0.07);
}

.nav-inner {
  max-width: 100%;
  margin: 0 auto;
  padding: 0 20px 0 22px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.03em;
  flex-shrink: 0;
}

.nav-logo-mark {
  width: 34px; height: 34px;
  background: rgba(0,229,204,0.1);
  border: 1px solid rgba(0,229,204,0.45);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 800;
  color: var(--accent);
  box-shadow: 0 0 20px rgba(0,229,204,0.15);
}

.nav-logo-text { color: var(--text-1); }
.nav-logo-text span { color: var(--accent-3); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}

.nav-link {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  transition: all 0.2s;
  position: relative;
}

.nav-link:hover {
  color: var(--text-1);
  background: rgba(255,255,255,0.05);
}

.nav-link.active {
  color: var(--text-1);
  background: rgba(0,229,204,0.08);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 50%;
  transform: translateX(-50%);
  width: 16px; height: 2px;
  background: var(--accent);
  border-radius: 1px;
  box-shadow: 0 0 8px var(--accent);
}

.nav-cta { flex-shrink: 0; }

.nav-mobile-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background 0.2s;
}

.nav-mobile-btn:hover { background: rgba(255,255,255,0.05); }

.nav-mobile-btn span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text-1);
  border-radius: 1px;
  transition: all 0.3s var(--ease-out);
}

.nav-mobile-btn.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-mobile-btn.open span:nth-child(2) { opacity: 0; width: 0; }
.nav-mobile-btn.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile nav drawer */
.nav-drawer {
  position: fixed;
  top: calc(var(--nav-offset) + var(--nav-h) + 8px);
  left: 20px; right: 20px;
  background: rgba(4,4,12,0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-xl);
  padding: 20px 24px 28px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transform: translateY(-20px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.35s var(--ease-out), opacity 0.35s ease;
}

.nav-drawer.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.nav-drawer .nav-link {
  padding: 14px 16px;
  font-size: 16px;
  border-radius: var(--radius-md);
}

.nav-drawer .btn { width: 100%; margin-top: 8px; justify-content: center; }

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--nav-h) + var(--nav-offset) + 32px);
  position: relative;
  overflow-x: clip;
  overflow-y: visible;
}

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

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: orb-float 8s ease-in-out infinite;
}

.hero-orb-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,229,204,0.14) 0%, transparent 70%);
  top: 10%; right: -8%;
  animation-delay: 0s;
}

.hero-orb-2 {
  width: 450px; height: 450px;
  background: radial-gradient(circle, rgba(124,58,237,0.12) 0%, transparent 70%);
  bottom: 5%; left: -5%;
  animation-delay: -3s;
}

.hero-orb-3 {
  width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(255,61,154,0.08) 0%, transparent 70%);
  top: 45%; left: 35%;
  animation-delay: -5s;
}

@keyframes orb-float {
  0%, 100% { transform: translateY(0) scale(1); }
  33% { transform: translateY(-30px) scale(1.05); }
  66% { transform: translateY(20px) scale(0.97); }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 920px;
}

/* ── Editorial hero (single column) ───────────────────────── */
.hero--editorial .hero-inner {
  max-width: 920px;
  padding: 60px 0 80px;
  min-height: calc(100vh - var(--nav-h) - var(--nav-offset) - 64px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-watermark {
  position: absolute;
  top: 50%;
  right: -5%;
  transform: translateY(-52%);
  font-family: var(--font-display);
  font-size: clamp(280px, 42vw, 520px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.06em;
  background: linear-gradient(180deg, rgba(0,229,204,0.07) 0%, rgba(124,58,237,0.04) 50%, transparent 85%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

.hero--editorial .hero-headline,
.hero--split .hero-headline {
  font-size: clamp(48px, 8.5vw, 96px);
  max-width: 14ch;
}

.hero--editorial .hero-sub,
.hero--split .hero-sub {
  max-width: 52ch;
  font-size: clamp(17px, 2vw, 21px);
}

.hero--editorial .hero-actions,
.hero--split .hero-actions {
  margin-bottom: 0;
}

/* Capability marquee */
.hero-marquee {
  margin-top: 40px;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}

.hero-marquee-track {
  display: flex;
  align-items: center;
  gap: 20px;
  width: max-content;
  animation: hero-marquee 32s linear infinite;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
}

.hero-marquee-track span:not(.hero-marquee-dot) {
  color: var(--text-2);
  white-space: nowrap;
}

.hero-marquee-dot {
  color: var(--accent);
  opacity: 0.5;
}

@keyframes hero-marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.hero--editorial .hero-stats,
.hero--split .hero-stats {
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px 24px;
  width: 100%;
}

@media (max-width: 768px) {
  .hero--editorial .hero-stats,
  .hero--split .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px 20px;
  }

  .hero-watermark {
    right: -20%;
    font-size: 220px;
    opacity: 0.7;
  }

  .hero--editorial .hero-headline,
  .hero--split .hero-headline {
    max-width: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-marquee-track { animation: none; }
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-2);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 32px;
  backdrop-filter: blur(8px);
}

.hero-label-dot {
  display: flex;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
  animation: pulse-dot 2s ease-in-out infinite;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(44px, 7.5vw, 86px);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 1.02;
  margin-bottom: 28px;
}

.hero-headline .hero-em {
  font-style: normal;
  color: var(--text-2);
  font-weight: 600;
}

.mono-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--accent);
  text-transform: uppercase;
}

.hero-sub {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--text-2);
  max-width: 580px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 64px;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(24px, 4vw, 56px);
}

.hero-stat {}

.hero-stat-num {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: -0.03em;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  line-height: 1;
  margin-bottom: 4px;
}

.hero-stat-label {
  font-size: 13px;
  color: var(--text-3);
  font-weight: 500;
}

/* --- Trust Bar --- */
.trust-bar {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
  background: rgba(255,255,255,0.015);
}

.trust-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px 40px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
}

.trust-icon {
  font-size: 16px;
  opacity: 0.7;
}

/* --- Products Grid --- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 36px;
  transition: all 0.35s var(--ease-out);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.product-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--gradient);
  opacity: 0;
  transition: opacity 0.35s;
}

.product-card:hover {
  border-color: rgba(99,102,241,0.3);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(99,102,241,0.1);
}

.product-card:hover::after { opacity: 1; }

.product-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
}

.product-icon {
  width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
  background: var(--gradient);
  border-radius: var(--radius-md);
  font-size: 26px;
  box-shadow: 0 8px 24px rgba(99,102,241,0.35);
}

.product-card-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
}

.product-card-desc {
  color: var(--text-2);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 24px;
  flex: 1;
}

.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.tag {
  padding: 4px 12px;
  background: rgba(99,102,241,0.08);
  border: 1px solid rgba(99,102,241,0.15);
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 500;
  color: var(--accent-3);
}

/* --- Services Section --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all 0.3s var(--ease-out);
  cursor: default;
}

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

.service-num {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent);
  opacity: 0.6;
  margin-bottom: 14px;
  font-family: var(--font-mono);
}

.service-icon {
  font-size: 32px;
  margin-bottom: 16px;
  display: block;
}

.service-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}

.service-desc {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.7;
}

/* --- Why Section --- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.why-item {
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all 0.3s var(--ease-out);
}

.why-item:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.why-icon {
  width: 64px; height: 64px;
  margin: 0 auto 20px;
  display: flex; align-items: center; justify-content: center;
  font-size: 28px;
  background: var(--gradient);
  border-radius: 50%;
  box-shadow: 0 8px 24px rgba(99,102,241,0.3);
}

.why-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}

.why-desc {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.7;
}

/* --- CTA Section --- */
.cta-section {
  background: linear-gradient(135deg, rgba(0,229,204,0.07) 0%, rgba(124,58,237,0.06) 100%);
  border: 1px solid rgba(0,229,204,0.15);
  border-radius: var(--radius-xl);
  padding: clamp(48px, 8vw, 96px) clamp(24px, 6vw, 80px);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%; left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,229,204,0.1) 0%, transparent 65%);
  pointer-events: none;
}

.cta-section .section-title { max-width: 700px; margin: 0 auto 16px; }
.cta-section .section-subtitle { max-width: 520px; margin: 0 auto 40px; }

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--border);
  padding: 60px 0 32px;
  position: relative;
  z-index: 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-2);
  margin-top: 16px;
  max-width: 280px;
  line-height: 1.7;
}

.footer-col-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 20px;
}

.footer-links { display: flex; flex-direction: column; gap: 12px; }

.footer-link {
  font-size: 14px;
  color: var(--text-2);
  transition: color 0.2s;
}

.footer-link:hover { color: var(--text-1); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
  color: var(--text-3);
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-2);
  font-size: 15px;
  transition: all 0.2s;
}

.footer-social a:hover {
  border-color: var(--border-hover);
  color: var(--text-1);
}

/* --- Page Header (inner pages) --- */
.page-header {
  padding: calc(var(--nav-h) + var(--nav-offset) + 48px) 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::after {
  content: '';
  position: absolute;
  top: 0; left: 50%; transform: translateX(-50%);
  width: 800px; height: 400px;
  background: radial-gradient(ellipse, rgba(0,229,204,0.08) 0%, transparent 65%);
  pointer-events: none;
}

.page-header-sub {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--text-2);
  max-width: 560px;
  margin: 16px auto 0;
}

/* --- Products Page Grid --- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 48px;
}

.filter-btn {
  padding: 9px 20px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
  background: var(--bg-card);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.2s;
}

.filter-btn:hover, .filter-btn.active {
  background: var(--gradient);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(99,102,241,0.3);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

.portfolio-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all 0.35s var(--ease-out);
  display: flex;
  flex-direction: column;
}

.portfolio-card:hover {
  border-color: rgba(99,102,241,0.3);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.portfolio-card-thumb {
  height: 180px;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 52px;
  position: relative;
  overflow: hidden;
}

.portfolio-card-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 40%, rgba(0,0,0,0.4));
}

.portfolio-card-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.portfolio-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.portfolio-card-title {
  font-size: 19px;
  font-weight: 700;
}

.portfolio-card-desc {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 20px;
  flex: 1;
}

.portfolio-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.tech-stack {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.tech-pill {
  padding: 3px 9px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 500;
  color: var(--text-3);
  font-family: var(--font-mono);
}

/* --- Forms --- */
.form-page {
  padding: calc(var(--nav-h) + 48px) 0 80px;
}

.form-wrapper {
  max-width: 720px;
  margin: 0 auto;
}

.form-header {
  text-align: center;
  margin-bottom: 48px;
}

.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: clamp(28px, 5vw, 52px);
}

.form-section-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  margin-bottom: 22px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.form-label span {
  color: var(--accent);
}

.form-control {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 13px 16px;
  font-size: 15px;
  color: var(--text-1);
  transition: all 0.2s;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

.form-control:focus {
  border-color: var(--accent);
  background: rgba(99,102,241,0.06);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.12);
}

.form-control::placeholder { color: var(--text-3); }

.form-control option {
  background: #1A1A2E;
  color: var(--text-1);
}

select.form-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2364748B' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* Checkbox group */
.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s;
  user-select: none;
}

.checkbox-item:hover {
  border-color: rgba(99,102,241,0.3);
  background: rgba(99,102,241,0.05);
}

.checkbox-item input[type="checkbox"] {
  width: 18px; height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
  flex-shrink: 0;
}

.checkbox-item input:checked + span {
  color: var(--text-1);
}

.checkbox-item span {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
}

/* Budget radio grid */
.budget-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.budget-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 18px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
  user-select: none;
}

.budget-item:hover {
  border-color: rgba(99,102,241,0.3);
}

.budget-item input[type="radio"] { display: none; }

.budget-item.selected,
.budget-item:has(input:checked) {
  background: rgba(99,102,241,0.12);
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(99,102,241,0.2);
}

.budget-item-label {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-1);
}

.budget-item-sub {
  font-size: 11px;
  color: var(--text-3);
}

/* Honeypot */
.hp-field { display: none !important; visibility: hidden !important; }

/* Form submit */
.form-submit-wrapper {
  text-align: center;
  margin-top: 36px;
}

.form-submit-wrapper .btn { min-width: 220px; font-size: 16px; }

.form-note {
  margin-top: 14px;
  font-size: 12px;
  color: var(--text-3);
}

/* Form errors */
.form-error {
  font-size: 12px;
  color: #F87171;
  margin-top: 6px;
  display: none;
}

.form-group.has-error .form-control { border-color: #F87171; }
.form-group.has-error .form-error { display: block; }

/* --- Contact Page --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.8fr;
  gap: 48px;
  align-items: start;
}

.contact-info {
  position: sticky;
  top: calc(var(--nav-h) + 32px);
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 36px;
  margin-bottom: 16px;
}

.contact-info-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}

.contact-info p {
  font-size: 14px;
  color: var(--text-2);
  margin-bottom: 28px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--border);
}

.contact-item:first-of-type { border-top: none; padding-top: 0; }

.contact-item-icon {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(99,102,241,0.1);
  border-radius: var(--radius-sm);
  font-size: 18px;
  flex-shrink: 0;
}

.contact-item-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 4px;
}

.contact-item-value {
  font-size: 15px;
  color: var(--text-1);
  font-weight: 500;
}

/* --- Success Page --- */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--nav-h) 20px 40px;
}

.success-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: clamp(40px, 8vw, 80px);
  text-align: center;
  max-width: 560px;
  width: 100%;
  position: relative;
  overflow: hidden;
}

.success-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient);
}

.success-icon {
  width: 80px; height: 80px;
  background: rgba(16,185,129,0.12);
  border: 2px solid rgba(16,185,129,0.3);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 36px;
  margin: 0 auto 28px;
  animation: success-pop 0.5s var(--spring) forwards;
}

@keyframes success-pop {
  from { transform: scale(0) rotate(-180deg); opacity: 0; }
  to { transform: scale(1) rotate(0deg); opacity: 1; }
}

.success-title {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 12px;
}

.success-sub {
  color: var(--text-2);
  margin-bottom: 36px;
  line-height: 1.7;
}

.success-steps {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: left;
  margin-bottom: 36px;
}

.success-step {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.success-step:last-child { border-bottom: none; padding-bottom: 0; }
.success-step:first-child { padding-top: 0; }

.success-step-num {
  width: 28px; height: 28px;
  background: var(--gradient);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

.success-step-text {
  font-size: 14px;
  color: var(--text-2);
  padding-top: 4px;
}

/* --- Scroll reveal animations --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* --- Divider --- */
.divider {
  height: 1px;
  background: var(--border);
  margin: var(--section-pad) 0;
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .contact-info { position: static; }
}

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-mobile-btn { display: flex; }

  .form-row { grid-template-columns: 1fr; }

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

  .footer-bottom { flex-direction: column; align-items: flex-start; }

  .hero-actions .btn { width: 100%; justify-content: center; }
  .cta-actions .btn { width: 100%; max-width: 320px; }

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

@media (max-width: 480px) {
  .checkbox-grid { grid-template-columns: 1fr; }
  .budget-grid { grid-template-columns: 1fr 1fr; }
  .hero-stats { gap: 24px; }
}

/* --- Legal & policy pages --- */
.legal-content {
  max-width: 760px;
  margin: 0 auto;
  color: var(--text-2);
  font-size: 16px;
  line-height: 1.75;
}

.legal-content h2 {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 28px);
  color: var(--text-1);
  margin: 40px 0 12px;
}

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

.legal-content p { margin-bottom: 16px; }

.legal-content ul, .legal-content ol {
  margin: 0 0 16px 1.25rem;
}

.legal-content li { margin-bottom: 8px; }

.legal-content a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.legal-updated {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-3);
  letter-spacing: 0.06em;
  margin-bottom: 32px;
}

/* --- Pricing page --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 48px;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color 0.2s, transform 0.2s;
}

.pricing-card:hover {
  border-color: rgba(0, 229, 204, 0.35);
  transform: translateY(-4px);
}

.pricing-card.featured {
  border-color: rgba(0, 229, 204, 0.45);
  box-shadow: 0 0 0 1px rgba(0, 229, 204, 0.12), 0 24px 60px rgba(0, 0, 0, 0.35);
}

.pricing-card-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.pricing-card-price {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 48px);
  font-weight: 700;
  color: var(--text-1);
  line-height: 1;
}

.pricing-card-price span {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-3);
}

.pricing-card-desc {
  color: var(--text-2);
  font-size: 15px;
  flex: 1;
}

.pricing-features {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pricing-features li {
  font-size: 14px;
  color: var(--text-2);
  padding-left: 22px;
  position: relative;
}

.pricing-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.pricing-note {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  color: var(--text-3);
  font-size: 14px;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  align-items: center;
}

.footer-legal a {
  font-size: 13px;
  color: var(--text-3);
  transition: color 0.2s;
}

.footer-legal a:hover { color: var(--text-1); }

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin: 48px 0;
}

.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.about-card h2 {
  font-size: 18px;
  margin-bottom: 10px;
  color: var(--text-1);
}

.about-card p {
  color: var(--text-2);
  font-size: 15px;
  line-height: 1.65;
  margin: 0;
}