/* ============================================================
   KDS LANDING PAGE — style.css
   Kairova Technologies Ltd — 2026
   Palette: Navy Blue (#0B3C84) + Red (#DE251C) gradients
   Fonts: Syne (display) + Inter (body)
   ============================================================ */

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

:root {
  --navy: #0B3C84;
  --navy-dark: #072660;
  --navy-mid: #0d4a9e;
  --navy-light: #1a5cbf;
  --red: #DE251C;
  --red-dark: #b81c14;
  --red-light: #f03228;
  --white: #ffffff;
  --off-white: #f4f6fb;
  --gray-50: #f8f9fc;
  --gray-100: #eef0f7;
  --gray-200: #d8dde9;
  --gray-400: #9aa3b8;
  --gray-600: #5c6478;
  --gray-800: #1e2435;
  --text: #0f1624;
  --text-muted: #5c6478;

  --grad-navy: linear-gradient(135deg, #0B3C84 0%, #072660 100%);
  --grad-red: linear-gradient(135deg, #DE251C 0%, #b81c14 100%);
  --grad-brand: linear-gradient(135deg, #0B3C84 0%, #DE251C 100%);
  --grad-brand-rev: linear-gradient(135deg, #DE251C 0%, #0B3C84 100%);
  --grad-blue-mid: linear-gradient(135deg, #0B3C84 0%, #0d4a9e 50%, #1a5cbf 100%);

  --shadow-sm: 0 2px 8px rgba(11,60,132,0.08);
  --shadow-md: 0 8px 30px rgba(11,60,132,0.12);
  --shadow-lg: 0 20px 60px rgba(11,60,132,0.18);
  --shadow-card: 0 4px 20px rgba(11,60,132,0.1);

  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --transition: 0.25s ease;
  --transition-slow: 0.4s ease;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  color: var(--text);
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; }

/* ---- CONTAINER ---- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-lg { padding: 15px 30px; font-size: 1rem; border-radius: 10px; }
.btn-full { width: 100%; justify-content: center; }

.btn-primary {
  background: var(--grad-brand);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(222,37,28,0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(222,37,28,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--navy);
  border: 2px solid var(--navy);
}
.btn-outline:hover {
  background: var(--navy);
  color: var(--white);
  transform: translateY(-2px);
}
.btn-outline.muted {
  color: var(--gray-600);
  border-color: var(--gray-200);
}
.btn-outline.muted:hover {
  background: var(--gray-100);
  color: var(--text);
  border-color: var(--gray-400);
}

.btn-ghost {
  background: rgba(255,255,255,0.12);
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.25);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.2);
  transform: translateY(-2px);
}

.btn-nav {
  background: var(--grad-red);
  color: var(--white);
  padding: 10px 20px;
  font-size: 0.85rem;
  box-shadow: 0 3px 12px rgba(222,37,28,0.25);
}
.btn-nav:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(222,37,28,0.35);
}

/* ---- GRADIENT TEXT ---- */
.gradient-text {
  background: var(--grad-brand-rev);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- SECTION COMMON ---- */
.section { padding: 100px 0; }
.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 16px;
}
.section-label.light { color: rgba(255,255,255,0.7); }
.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  margin-bottom: 16px;
  color: var(--text);
}
.section-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  margin-bottom: 60px;
}

/* ---- REVEAL ANIMATIONS ---- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0;
  transition: background var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
  background: rgba(255,255,255,0.96);
  box-shadow: 0 2px 24px rgba(11,60,132,0.12);
  backdrop-filter: blur(12px);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-mark {
  width: 38px; height: 38px;
  background: var(--grad-brand);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.brand-name {
  font-family: 'Syne', sans-serif;
  font-size: 1rem;
  color: var(--white);
  transition: color var(--transition);
}
.navbar.scrolled .brand-name { color: var(--navy); }
.brand-sub {
  font-size: 0.7rem;
  font-weight: 500;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color var(--transition);
}
.navbar.scrolled .brand-sub { color: var(--text-muted); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 2px;
  background: var(--red);
  border-radius: 2px;
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { width: 100%; }
.navbar.scrolled .nav-links a { color: var(--gray-600); }
.navbar.scrolled .nav-links a:hover { color: var(--navy); }

.nav-actions { display: flex; align-items: center; gap: 12px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: background var(--transition);
}
.navbar.scrolled .nav-toggle span { background: var(--navy); }

/* Mobile Nav */
.mobile-nav {
  position: fixed;
  top: 0; right: -100%;
  width: 280px; height: 100vh;
  background: var(--white);
  z-index: 1100;
  padding: 60px 32px 32px;
  box-shadow: var(--shadow-lg);
  transition: right var(--transition-slow);
  display: flex;
  flex-direction: column;
}
.mobile-nav.open { right: 0; }
.mobile-nav ul { display: flex; flex-direction: column; gap: 8px; }
.mobile-nav a {
  display: block;
  padding: 12px 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  border-bottom: 1px solid var(--gray-100);
}
.mobile-nav-close {
  position: absolute;
  top: 20px; right: 24px;
  background: none; border: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--text);
}
.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1050;
}
.mobile-overlay.active { display: block; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  background: var(--grad-blue-mid);
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 120px 0 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
}
.orb-1 {
  width: 600px; height: 600px;
  background: var(--red);
  top: -200px; right: -150px;
  animation: float 8s ease-in-out infinite;
}
.orb-2 {
  width: 400px; height: 400px;
  background: var(--navy-light);
  bottom: -100px; left: -100px;
  animation: float 10s ease-in-out infinite reverse;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content { }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.9);
  padding: 7px 14px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}
.badge-dot {
  width: 8px; height: 8px;
  background: #4ade80;
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(74,222,128,0.25);
  animation: pulse-dot 2s ease infinite;
}
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 3px rgba(74,222,128,0.25); }
  50% { box-shadow: 0 0 0 6px rgba(74,222,128,0.1); }
}

.hero-title {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.1;
}

.hero-desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.8);
  max-width: 500px;
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero-ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.stat {
  display: flex;
  flex-direction: column;
}
.stat strong {
  font-family: 'Syne', sans-serif;
  font-size: 1.5rem;
  color: var(--white);
  line-height: 1;
}
.stat span {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.6);
  font-weight: 500;
}
.stat-div {
  width: 1px;
  height: 36px;
  background: rgba(255,255,255,0.2);
}

/* --- Dashboard Mockup --- */
.hero-visual {
  position: relative;
}

.dashboard-mockup {
  background: #f0f2f8;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.35);
  border: 1px solid rgba(255,255,255,0.15);
}

.mockup-bar {
  background: #2a2d3e;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.mockup-bar .dot {
  width: 11px; height: 11px;
  border-radius: 50%;
}
.dot.red { background: #ff5f57; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #28c841; }
.mockup-title {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.5);
  margin-left: 8px;
}

.mockup-body {
  display: flex;
  height: 320px;
}

.mockup-sidebar {
  width: 52px;
  background: var(--navy-dark);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 12px 0;
}
.msb-item {
  width: 36px; height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.4);
  font-size: 1.1rem;
  cursor: pointer;
  transition: all 0.2s;
}
.msb-item.active {
  background: var(--red);
  color: white;
}
.msb-item:hover { color: rgba(255,255,255,0.8); background: rgba(255,255,255,0.08); }

.mockup-content {
  flex: 1;
  padding: 16px;
  overflow: hidden;
  background: var(--gray-50);
}

.mc-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}
.mc-greeting {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text);
}
.mc-date {
  font-size: 0.68rem;
  color: var(--gray-400);
}

.mc-stats {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
  margin-bottom: 14px;
}
.mcs-card {
  border-radius: 8px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.mcs-card.blue { background: var(--navy); color: white; }
.mcs-card.red { background: var(--red); color: white; }
.mcs-card.teal { background: #0891b2; color: white; }
.mcs-card i { font-size: 1rem; opacity: 0.8; }
.mcs-card strong { font-size: 0.85rem; font-weight: 700; }
.mcs-card small { font-size: 0.62rem; opacity: 0.75; }

.mc-chart { }
.chart-label {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--gray-600);
  margin-bottom: 8px;
}
.chart-bars {
  display: flex;
  gap: 6px;
  align-items: flex-end;
  height: 90px;
}
.cb-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  justify-content: flex-end;
  gap: 4px;
}
.cb {
  width: 100%;
  border-radius: 4px 4px 0 0;
  background: var(--gray-200);
  transition: height 1s ease;
}
.cb.active { background: var(--navy); }
.cb-wrap span {
  font-size: 0.58rem;
  color: var(--gray-400);
}

/* Float badges */
.float-badge {
  position: absolute;
  background: var(--white);
  border-radius: 100px;
  padding: 8px 14px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--navy);
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 8px 28px rgba(11,60,132,0.18);
  white-space: nowrap;
  animation: float-badge 4s ease-in-out infinite;
}
.float-badge i { color: var(--red); }
.fb-1 { top: -16px; right: -20px; animation-delay: 0s; }
.fb-2 { bottom: 30px; left: -24px; animation-delay: 1.5s; }
.fb-3 { bottom: -16px; right: 40px; animation-delay: 0.8s; }
@keyframes float-badge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.hero-scroll-hint {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.5);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
  animation: scroll-pulse 2s ease infinite;
}
@keyframes scroll-pulse {
  0%, 100% { opacity: 0.5; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

/* ============================================================
   FEATURES
   ============================================================ */
.features { background: var(--white); }

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--white);
  border: 1.5px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: all var(--transition);
}
.feature-card:hover {
  border-color: var(--gray-200);
  box-shadow: var(--shadow-card);
  transform: translateY(-4px);
}

.fc-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
}
.fc-icon.blue { background: rgba(11,60,132,0.1); color: var(--navy); }
.fc-icon.red { background: rgba(222,37,28,0.1); color: var(--red); }

.feature-card h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
  color: var(--text);
}
.feature-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ============================================================
   VERSIONS
   ============================================================ */
.versions {
  background: var(--gray-50);
}

.versions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  align-items: start;
}

.version-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--gray-100);
  padding: 32px 26px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.version-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.version-card.featured {
  border-color: var(--navy);
  background: var(--white);
  box-shadow: 0 0 0 2px var(--navy), var(--shadow-card);
}
.version-card.upcoming { opacity: 0.85; }

.vc-ribbon {
  position: absolute;
  top: 16px; right: -28px;
  background: var(--grad-brand);
  color: white;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 5px 40px;
  transform: rotate(45deg);
  letter-spacing: 0.08em;
}

.vc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.vc-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
  letter-spacing: 0.06em;
}
.vc-badge.released { background: rgba(11,60,132,0.1); color: var(--navy); }
.vc-badge.coming { background: rgba(222,37,28,0.1); color: var(--red); }
.vc-badge.scheduled { background: rgba(168,85,247,0.1); color: #7c3aed; }

.vc-num {
  font-family: 'Syne', sans-serif;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--gray-400);
}

.version-card h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
}
.version-card p {
  font-size: 0.83rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 20px;
}

.vc-features {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 24px;
}
.vc-features li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--gray-600);
}
.vc-features li i {
  color: var(--navy);
  font-size: 1rem;
  flex-shrink: 0;
}
.version-card.upcoming .vc-features li i { color: var(--gray-400); }

/* ============================================================
   INSTALL GUIDE
   ============================================================ */
.install { background: var(--white); }

.install-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.video-placeholder {
  background: var(--grad-navy);
  border-radius: var(--radius-lg);
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.video-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(222,37,28,0.3) 0%, transparent 50%),
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.vp-overlay {
  position: relative;
  z-index: 1;
  text-align: center;
  color: white;
}
.play-btn {
  width: 68px; height: 68px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto 12px;
  border: 2px solid rgba(255,255,255,0.4);
  transition: all var(--transition);
  cursor: pointer;
}
.play-btn:hover {
  background: var(--red);
  border-color: var(--red);
  transform: scale(1.1);
}
.vp-overlay p { font-size: 0.85rem; opacity: 0.75; }

.video-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16/9;
}
.video-wrap iframe { border-radius: var(--radius-lg); }

.install-faq h3 {
  font-size: 1.3rem;
  margin-bottom: 24px;
}

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

.faq-item {
  border-bottom: 1px solid var(--gray-100);
}
.faq-q {
  width: 100%;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  text-align: left;
  gap: 12px;
  transition: color var(--transition);
}
.faq-q:hover { color: var(--navy); }
.faq-icon {
  flex-shrink: 0;
  transition: transform var(--transition);
  color: var(--gray-400);
  font-size: 1rem;
}
.faq-q.open .faq-icon { transform: rotate(180deg); color: var(--navy); }

.faq-a {
  font-size: 0.87rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}
.faq-a.open {
  max-height: 200px;
  padding-bottom: 16px;
}
.faq-a code {
  background: var(--gray-100);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.83rem;
  color: var(--navy);
}

/* ============================================================
   TRUSTED BY
   ============================================================ */
.trusted { background: var(--gray-50); overflow: hidden; }
.trusted .section-sub { margin-bottom: 40px; }

.marquee-wrap {
  overflow: hidden;
  position: relative;
  margin-top: 40px;
}
.marquee-wrap::before,
.marquee-wrap::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 120px;
  z-index: 2;
}
.marquee-wrap::before { left: 0; background: linear-gradient(to right, var(--gray-50), transparent); }
.marquee-wrap::after { right: 0; background: linear-gradient(to left, var(--gray-50), transparent); }

.marquee-track {
  display: flex;
  gap: 0;
  width: max-content;
  animation: marquee 30s linear infinite;
}

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

.marquee-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 40px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gray-600);
  white-space: nowrap;
  border-right: 1px solid var(--gray-200);
}
.marquee-item i { color: var(--navy); font-size: 1.2rem; }

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials { background: var(--white); }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testi-card {
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--gray-100);
  padding: 32px;
  transition: all var(--transition);
}
.testi-card:hover {
  box-shadow: var(--shadow-card);
  transform: translateY(-4px);
}

.testi-stars {
  color: #f59e0b;
  font-size: 1rem;
  letter-spacing: 3px;
  margin-bottom: 16px;
}
.testi-card p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 24px;
  font-style: italic;
}

.testi-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.ta-avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}
.ta-avatar.blue { background: var(--grad-navy); }
.ta-avatar.red { background: var(--grad-red); }
.testi-author strong {
  font-size: 0.88rem;
  display: block;
  color: var(--text);
}
.testi-author span {
  font-size: 0.76rem;
  color: var(--text-muted);
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  background: var(--navy-dark);
  position: relative;
  overflow: hidden;
}
.contact::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: var(--red);
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.contact-title {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  color: var(--white);
  margin-bottom: 20px;
}
.contact-left p {
  color: rgba(255,255,255,0.65);
  max-width: 480px;
  margin-bottom: 32px;
  font-size: 1rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 36px;
}
.ci-link {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.8);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition);
}
.ci-link:hover { color: var(--white); }
.ci-link i { color: var(--red); font-size: 1.2rem; }

/* Kairova Card */
.kairova-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  text-align: center;
  backdrop-filter: blur(12px);
  min-width: 240px;
}
.kc-logo {
  width: 64px; height: 64px;
  background: var(--grad-brand);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: white;
  margin: 0 auto 20px;
}
.kc-name {
  font-family: 'Syne', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 4px;
}
.kc-by {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.45);
  margin-bottom: 16px;
}
.kc-tagline {
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 16px;
  margin-bottom: 16px;
}
.kc-links a {
  font-size: 0.78rem;
  color: var(--red-light);
  font-weight: 500;
  transition: color var(--transition);
}
.kc-links a:hover { color: #ff6b6b; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: #030d1f;
  padding: 28px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Syne', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  color: rgba(255,255,255,0.8);
}
.brand-icon {
  color: var(--red-light);
  font-size: 1.3rem;
}
.brand-icon.small { font-size: 1.1rem; }
.footer-copy {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.4);
  text-align: center;
}
.footer-copy span {
  display: block;
  margin-top: 2px;
}
.footer-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-links a {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.5);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--red-light); }
.footer-div { color: rgba(255,255,255,0.2); }

/* ============================================================
   WHATSAPP FLOAT
   ============================================================ */
.whatsapp-float {
  position: fixed;
  bottom: 28px; right: 28px;
  z-index: 900;
  width: 56px; height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: white;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: all var(--transition);
}
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,0.5);
}
.wa-tooltip {
  position: absolute;
  right: 66px;
  background: #1a1a2e;
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.wa-tooltip::after {
  content: '';
  position: absolute;
  top: 50%; right: -6px;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-right: none;
  border-left-color: #1a1a2e;
}
.whatsapp-float:hover .wa-tooltip { opacity: 1; }

/* ============================================================
   MODALS
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(7,38,96,0.75);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  backdrop-filter: blur(6px);
}
.modal-overlay.active { display: flex; }

.modal {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 44px 40px;
  max-width: 480px;
  width: 100%;
  position: relative;
  box-shadow: 0 30px 80px rgba(0,0,0,0.3);
  animation: modal-in 0.35s ease;
}
@keyframes modal-in {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-close {
  position: absolute;
  top: 16px; right: 20px;
  background: var(--gray-100);
  border: none;
  width: 34px; height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1rem;
  color: var(--gray-600);
  transition: all var(--transition);
}
.modal-close:hover { background: var(--gray-200); color: var(--text); }

.modal-icon {
  width: 56px; height: 56px;
  background: rgba(11,60,132,0.1);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--navy);
  margin-bottom: 20px;
}
.modal-icon.red { background: rgba(222,37,28,0.1); color: var(--red); }

.modal-title {
  font-size: 1.3rem;
  margin-bottom: 8px;
}
.modal-sub {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.6;
}

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

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
}
.form-group input {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--gray-200);
  border-radius: 8px;
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-group input:focus {
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(11,60,132,0.1);
}
.form-group input::placeholder { color: var(--gray-400); }

.form-status {
  font-size: 0.83rem;
  text-align: center;
  min-height: 20px;
  transition: color var(--transition);
}
.form-status.success { color: #16a34a; }
.form-status.error { color: var(--red); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .versions-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .btn-nav { display: none; }

  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { order: -1; }
  .hero-title { font-size: 2.2rem; }
  .float-badge { display: none; }

  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .versions-grid { grid-template-columns: 1fr 1fr; }
  .install-inner { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .contact-inner { grid-template-columns: 1fr; }
  .contact-right { display: none; }
  .footer-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 600px) {
  .section { padding: 70px 0; }
  .features-grid { grid-template-columns: 1fr; }
  .versions-grid { grid-template-columns: 1fr; }
  .hero-ctas { flex-direction: column; }
  .hero-stats { gap: 12px; }
  .modal { padding: 32px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
  .hero-orb, .float-badge, .scroll-line, .badge-dot { animation: none; }
}