/* ═══════════════════════════════════════════════════════
   POLARIS OFFICE — Premium Design System
   Inspired by Apple / Figma / Claude aesthetics
   ═══════════════════════════════════════════════════════ */

/* ── Design Tokens ── */
:root {
  --blue-900: #0D47A1;
  --blue-800: #1565C0;
  --blue-700: #1976D2;
  --blue-600: #1E88E5;
  --blue-500: #2196F3;
  --blue-400: #42A5F5;
  --blue-300: #64B5F6;
  --blue-200: #90CAF9;
  --blue-100: #BBDEFB;
  --blue-50:  #E3F2FD;

  --gray-900: #1A1A2E;
  --gray-800: #2D2D44;
  --gray-700: #424242;
  --gray-600: #616161;
  --gray-500: #757575;
  --gray-400: #9E9E9E;
  --gray-300: #BDBDBD;
  --gray-200: #E0E0E0;
  --gray-100: #F0F0F0;
  --gray-50:  #F5F7FA;

  --white: #FFFFFF;
  --success: #4CAF50;
  --warning: #FF9800;
  --danger: #F44336;

  --primary: var(--blue-800);
  --primary-light: var(--blue-700);
  --primary-lighter: var(--blue-50);
  --text-primary: var(--gray-900);
  --text-secondary: var(--gray-600);
  --text-muted: var(--gray-400);
  --surface: var(--white);
  --surface-alt: var(--gray-50);
  --border: #E8ECF0;
  --border-light: #F0F2F5;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;

  --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.06), 0 2px 4px -2px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.07), 0 4px 6px -4px rgba(0,0,0,0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0,0,0,0.15);
  --shadow-blue: 0 8px 32px rgba(21, 101, 192, 0.2);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.04), 0 6px 16px rgba(0,0,0,0.04);
  --shadow-card-hover: 0 4px 12px rgba(0,0,0,0.08), 0 16px 32px rgba(0,0,0,0.06);

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

  --transition-fast: 0.15s var(--ease-smooth);
  --transition-base: 0.3s var(--ease-smooth);
  --transition-slow: 0.5s var(--ease-out);
  --transition-reveal: 0.8s var(--ease-out);

  --container: 1200px;
  --container-sm: 960px;
  --container-xs: 720px;
  --nav-height: 72px;
}

/* ── Reset ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; font-size: 16px; }
body { font-family: var(--font-sans); color: var(--text-primary); background: var(--surface); line-height: 1.6; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition-fast); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { line-height: 1.2; font-weight: 700; }

/* ── Custom Scrollbar ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--gray-300); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray-400); }

/* ── Page Loader ── */
.page-loader {
  position: fixed; inset: 0; z-index: 10000;
  background: var(--white);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
.page-loader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-spinner {
  width: 40px; height: 40px;
  border: 3px solid var(--blue-100);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Layout ── */
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.container-sm { max-width: var(--container-sm); margin: 0 auto; padding: 0 24px; }
.container-xs { max-width: var(--container-xs); margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; position: relative; }
.section-alt { background: var(--surface-alt); }

/* ── Section Headers ── */
.section-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 16px; margin-bottom: 16px;
  background: var(--blue-50); color: var(--primary);
  border-radius: var(--radius-full);
  font-size: 0.8125rem; font-weight: 600;
  letter-spacing: 0.04em; text-transform: uppercase;
}
.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800; color: var(--text-primary);
  margin-bottom: 16px; letter-spacing: -0.02em;
}
.section-subtitle {
  font-size: 1.125rem; color: var(--text-secondary);
  max-width: 640px; line-height: 1.7;
}
.section-header { text-align: center; margin-bottom: 64px; }
.section-header .section-subtitle { margin: 0 auto; }

/* ── Reveal Animations ── */
.reveal { opacity: 0; transform: translateY(32px); transition: opacity var(--transition-reveal), transform var(--transition-reveal); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left { opacity: 0; transform: translateX(-40px); transition: opacity var(--transition-reveal), transform var(--transition-reveal); }
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right { opacity: 0; transform: translateX(40px); transition: opacity var(--transition-reveal), transform var(--transition-reveal); }
.reveal-right.visible { opacity: 1; transform: translateX(0); }
.reveal-scale { opacity: 0; transform: scale(0.92); transition: opacity var(--transition-reveal), transform var(--transition-reveal); }
.reveal-scale.visible { opacity: 1; transform: scale(1); }
.stagger-1 { transition-delay: 0.05s; } .stagger-2 { transition-delay: 0.1s; }
.stagger-3 { transition-delay: 0.15s; } .stagger-4 { transition-delay: 0.2s; }
.stagger-5 { transition-delay: 0.25s; } .stagger-6 { transition-delay: 0.3s; }
.stagger-7 { transition-delay: 0.35s; } .stagger-8 { transition-delay: 0.4s; }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 28px; border-radius: var(--radius-sm);
  font-size: 0.9375rem; font-weight: 600;
  transition: all var(--transition-base);
  position: relative; overflow: hidden;
  white-space: nowrap;
}
.btn::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
  opacity: 0; transition: opacity var(--transition-fast);
}
.btn:hover::before { opacity: 1; }
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--primary); color: var(--white);
  box-shadow: 0 2px 8px rgba(21, 101, 192, 0.25);
}
.btn-primary:hover { background: var(--blue-900); box-shadow: var(--shadow-blue); transform: translateY(-2px); }

.btn-outline {
  background: transparent; color: var(--primary);
  border: 1.5px solid var(--primary);
}
.btn-outline:hover { background: var(--blue-50); transform: translateY(-2px); }

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

.btn-ghost {
  background: rgba(255,255,255,0.12); color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.3);
}
.btn-ghost:hover { background: rgba(255,255,255,0.2); border-color: rgba(255,255,255,0.5); }

.btn-lg { padding: 16px 36px; font-size: 1rem; border-radius: var(--radius-md); }
.btn-sm { padding: 10px 20px; font-size: 0.8125rem; }
.btn-icon svg { width: 18px; height: 18px; }

/* ═════════════════════════════
   NAVBAR
   ═════════════════════════════ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-height);
  background: rgba(255,255,255,0.8);
  backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition-base);
}
.navbar.scrolled {
  background: rgba(255,255,255,0.95);
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}
.navbar-inner {
  max-width: var(--container); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: 100%;
}

/* Logo */
.logo { display: flex; align-items: center; transition: transform var(--transition-fast); }
.logo:hover { transform: translateY(-1px); }
.logo img { display: block; max-height: 100%; width: auto; }

/* Nav Links */
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a {
  font-size: 0.9rem; font-weight: 500; color: var(--text-secondary);
  position: relative; padding: 4px 0;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -2px; left: 0;
  width: 0; height: 2px; background: var(--primary);
  border-radius: 1px; transition: width var(--transition-base);
}
.nav-links a:hover, .nav-links a.active { color: var(--primary); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-cta .btn { padding: 10px 22px; font-size: 0.875rem; }

/* Mobile Toggle */
.nav-toggle {
  display: none; width: 40px; height: 40px;
  align-items: center; justify-content: center;
  border-radius: var(--radius-sm); color: var(--text-primary);
}
.nav-toggle svg { width: 22px; height: 22px; }

/* Mobile Menu */
.mobile-nav {
  display: none; position: fixed; top: var(--nav-height); left: 0; right: 0;
  background: var(--white); border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-xl); padding: 16px 24px 24px;
  transform: translateY(-10px); opacity: 0;
  transition: all 0.3s var(--ease-out);
  z-index: 999;
}
.mobile-nav.open { display: block; transform: translateY(0); opacity: 1; }
.mobile-nav a {
  display: block; padding: 14px 0;
  font-size: 1rem; font-weight: 500; color: var(--text-secondary);
  border-bottom: 1px solid var(--border-light);
}
.mobile-nav a:last-of-type { border-bottom: none; }
.mobile-nav a:hover { color: var(--primary); }
.mobile-nav .btn { width: 100%; margin-top: 16px; }

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

/* ═════════════════════════════
   HERO
   ═════════════════════════════ */
.hero {
  padding: 160px 0 100px;
  background: linear-gradient(180deg, var(--white) 0%, var(--blue-50) 100%);
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -300px; right: -200px;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(33,150,243,0.07), transparent 70%);
  border-radius: 50%; pointer-events: none;
}
.hero::after {
  content: ''; position: absolute; bottom: -150px; left: -100px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(21,101,192,0.04), transparent 70%);
  border-radius: 50%; pointer-events: none;
}

.hero-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  align-items: center; gap: 64px; position: relative; z-index: 1;
}
.hero-content { max-width: 580px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 18px; margin-bottom: 24px;
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-full); box-shadow: var(--shadow-sm);
  font-size: 0.8125rem; font-weight: 600; color: var(--text-secondary);
  animation: fadeInDown 0.6s var(--ease-out);
}
.hero-badge .badge-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--success);
  animation: pulse 2s ease-in-out infinite;
}

.hero-title {
  font-size: clamp(2.5rem, 5.5vw, 3.75rem);
  font-weight: 800; line-height: 1.08;
  letter-spacing: -0.03em; margin-bottom: 20px;
  animation: fadeInUp 0.7s var(--ease-out);
}
.hero-title .gradient-text {
  background: linear-gradient(135deg, var(--blue-800), var(--blue-500));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.1875rem; color: var(--text-secondary);
  line-height: 1.75; margin-bottom: 32px;
  animation: fadeInUp 0.7s var(--ease-out) 0.1s both;
}

.hero-actions {
  display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 40px;
  animation: fadeInUp 0.7s var(--ease-out) 0.2s both;
}

/* Stats ribbon */
.hero-stats {
  display: flex; gap: 32px; flex-wrap: wrap;
  animation: fadeInUp 0.7s var(--ease-out) 0.35s both;
}
.hero-stat {
  display: flex; align-items: center; gap: 10px;
}
.hero-stat-icon {
  width: 40px; height: 40px; border-radius: var(--radius-sm);
  background: var(--blue-50); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
}
.hero-stat-icon svg { width: 18px; height: 18px; }
.hero-stat-value { font-size: 1.125rem; font-weight: 700; color: var(--text-primary); }
.hero-stat-label { font-size: 0.75rem; color: var(--text-muted); }

/* Hero visual */
.hero-visual {
  position: relative; display: flex;
  justify-content: center; align-items: center;
  animation: fadeInRight 0.8s var(--ease-out) 0.3s both;
}
.hero-img-wrapper {
  width: 100%; max-width: 640px; position: relative;
  filter: drop-shadow(0 20px 50px rgba(0,0,0,0.15));
}
.hero-main-img { 
  width: 100%; height: auto; display: block; 
  animation: floatY 6s ease-in-out infinite; 
}

/* Floating accent cards */
.float-card {
  position: absolute; background: var(--white);
  border-radius: var(--radius-md); box-shadow: var(--shadow-xl);
  padding: 14px 18px; display: flex; align-items: center; gap: 12px;
  border: 1px solid var(--border-light);
  animation: floatY 4s ease-in-out infinite;
  z-index: 2;
}
.float-card.fc-1 { top: 10%; left: -40px; animation-delay: 0s; }
.float-card.fc-2 { bottom: 15%; right: -30px; animation-delay: 2s; }
.float-card-icon {
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center; font-size: 1.1rem;
}
.float-card-icon.fci-blue { background: var(--blue-50); color: var(--primary); }
.float-card-icon.fci-green { background: #E8F5E9; color: #2E7D32; }
.float-card-text { font-size: 0.8125rem; font-weight: 600; color: var(--text-primary); line-height: 1.3; }
.float-card-sub { font-size: 0.6875rem; color: var(--text-muted); font-weight: 400; }

@media (max-width: 900px) {
  .hero { padding: 120px 0 60px; }
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-content { max-width: 100%; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { order: -1; margin-bottom: 40px; }
  .hero-img-wrapper { max-width: 500px; margin: 0 auto; }
  .float-card { display: none; }
}
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-stats { flex-direction: column; align-items: center; gap: 16px; }
}

/* ═════════════════════════════
   COMPATIBILITY STRIP
   ═════════════════════════════ */
.compat-section { padding: 60px 0; border-bottom: 1px solid var(--border-light); }
.compat-grid {
  display: flex; justify-content: center; flex-wrap: wrap; gap: 20px;
}
.compat-chip {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 22px; background: var(--white);
  border: 1px solid var(--border); border-radius: var(--radius-full);
  font-size: 0.875rem; font-weight: 600; color: var(--text-primary);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-xs);
}
.compat-chip:hover { border-color: var(--blue-200); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.compat-icon {
  width: 32px; height: 32px; border-radius: var(--radius-xs);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
}
.compat-icon.word { background: #E3F2FD; color: #1565C0; }
.compat-icon.excel { background: #E8F5E9; color: #2E7D32; }
.compat-icon.ppt { background: #FFF3E0; color: #E65100; }
.compat-icon.pdf { background: #FFEBEE; color: #C62828; }
.compat-icon.hwp { background: #F3E5F5; color: #7B1FA2; }
.compat-icon.odt { background: #E0F7FA; color: #00838F; }

/* ═════════════════════════════
   FEATURE CARDS
   ═════════════════════════════ */
.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.feature-card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px 28px;
  transition: all var(--transition-base); position: relative; overflow: hidden;
}
.feature-card::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--blue-800), var(--blue-400));
  transform: scaleX(0); transform-origin: left; transition: transform var(--transition-base);
}
.feature-card:hover { border-color: var(--blue-200); box-shadow: var(--shadow-card-hover); transform: translateY(-6px); }
.feature-card:hover::after { transform: scaleX(1); }
.feature-card-icon {
  width: 56px; height: 56px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 20px;
  transition: transform var(--transition-base);
}
.feature-card:hover .feature-card-icon { transform: scale(1.1) rotate(-3deg); }
.fci-1 { background: #E3F2FD; color: #1565C0; }
.fci-2 { background: #F3E5F5; color: #7B1FA2; }
.fci-3 { background: #FFF3E0; color: #E65100; }
.fci-4 { background: #E8F5E9; color: #2E7D32; }
.fci-5 { background: #FFF8E1; color: #F57F17; }
.fci-6 { background: #E0F7FA; color: #00838F; }
.feature-card h3 { font-size: 1.0625rem; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.65; }

@media (max-width: 900px) { .features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .features-grid { grid-template-columns: 1fr; } }

/* ═════════════════════════════
   PRODUCT MODULES (Tabs)
   ═════════════════════════════ */
.modules-tabs {
  display: flex; justify-content: center; gap: 8px; margin-bottom: 48px; flex-wrap: wrap;
}
.mod-tab {
  padding: 12px 28px; border-radius: var(--radius-full);
  font-size: 0.9375rem; font-weight: 600;
  border: 1.5px solid var(--border); background: var(--white);
  color: var(--text-secondary); transition: all var(--transition-base);
  display: flex; align-items: center; gap: 8px;
}
.mod-tab:hover { border-color: var(--primary); color: var(--primary); }
.mod-tab.active { background: var(--primary); border-color: var(--primary); color: var(--white); box-shadow: var(--shadow-blue); }
.mod-tab-icon { font-size: 1.1rem; }

.mod-panel {
  display: none;
  grid-template-columns: 1fr 1fr; align-items: center; gap: 56px;
  animation: fadeInUp 0.5s var(--ease-out);
}
.mod-panel.active { display: grid; }
.mod-info h3 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; margin-bottom: 16px; letter-spacing: -0.02em; }
.mod-info > p { font-size: 1rem; color: var(--text-secondary); line-height: 1.75; margin-bottom: 28px; }
.mod-features { display: flex; flex-direction: column; gap: 14px; }
.mod-feat {
  display: flex; align-items: flex-start; gap: 12px;
}
.mod-feat-check {
  width: 22px; height: 22px; min-width: 22px;
  border-radius: 50%; background: #E8F5E9; color: #2E7D32;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem; margin-top: 2px;
}
.mod-feat-text { font-size: 0.9375rem; color: var(--text-primary); font-weight: 500; }

/* Module visual mockup */
.mod-visual { position: relative; }
.mod-img-wrapper {
  border-radius: var(--radius-lg); background: var(--white);
  border: 1px solid var(--border); box-shadow: var(--shadow-xl);
  overflow: hidden; transition: transform var(--transition-slow);
}
.mod-img-wrapper:hover { transform: scale(1.02); }
.mod-img { width: 100%; height: auto; display: block; }
.mod-mockup-body { padding: 24px; min-height: 280px; }

@media (max-width: 900px) {
  .mod-panel.active { grid-template-columns: 1fr; text-align: center; }
  .mod-features { align-items: center; }
}

/* ═════════════════════════════
   WHY CHOOSE (split layout)
   ═════════════════════════════ */
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.why-left h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); font-weight: 800; letter-spacing: -0.02em; line-height: 1.15; }
.why-left h2 .gradient-text {
  background: linear-gradient(135deg, var(--blue-800), var(--blue-500));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.why-right { display: flex; flex-direction: column; gap: 18px; }
.why-item {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 20px; border-radius: var(--radius-md);
  border: 1px solid var(--border); background: var(--white);
  transition: all var(--transition-base);
}
.why-item:hover { border-color: var(--blue-200); box-shadow: var(--shadow-md); transform: translateX(4px); }
.why-icon {
  width: 44px; height: 44px; min-width: 44px;
  border-radius: var(--radius-sm); background: var(--blue-50); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition-base);
}
.why-item:hover .why-icon { background: var(--primary); color: var(--white); }
.why-icon svg { width: 20px; height: 20px; }
.why-text h4 { font-size: 0.9375rem; font-weight: 700; margin-bottom: 4px; }
.why-text p { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.6; }

@media (max-width: 900px) {
  .why-grid { grid-template-columns: 1fr; text-align: center; }
  .why-left { margin-bottom: 8px; }
}

/* ═════════════════════════════
   CLIENTS — Logo chips
   ═════════════════════════════ */
.client-group { margin-bottom: 48px; }
.client-group:last-child { margin-bottom: 0; }
.client-group-title { font-size: 1rem; font-weight: 700; color: var(--text-primary); margin-bottom: 20px; text-align: center; }
.client-pills {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 12px;
}
.client-pill {
  padding: 10px 22px; border-radius: var(--radius-full);
  border: 1px solid var(--border); background: var(--white);
  font-size: 0.85rem; font-weight: 600; color: var(--text-secondary);
  transition: all var(--transition-base); box-shadow: var(--shadow-xs);
}
.client-pill:hover { border-color: var(--blue-200); color: var(--primary); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.client-pill.govt { border-color: #C8E6C9; background: #F9FBF9; }
.client-pill.govt:hover { border-color: #66BB6A; color: #2E7D32; }

/* ═════════════════════════════
   SPECS TABLE
   ═════════════════════════════ */
.specs-table {
  width: 100%; max-width: 800px; margin: 0 auto;
  border-collapse: collapse;
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-card);
}
.specs-table th, .specs-table td {
  padding: 16px 24px; text-align: left;
  border-bottom: 1px solid var(--border-light); font-size: 0.9rem;
}
.specs-table th { background: var(--blue-50); color: var(--primary); font-weight: 700; width: 200px; }
.specs-table td { color: var(--text-secondary); background: var(--white); }
.specs-table tr:last-child th, .specs-table tr:last-child td { border-bottom: none; }
.specs-table tr:hover td { background: var(--gray-50); }

/* ═════════════════════════════
   INSTALL STEPS
   ═════════════════════════════ */
.steps-track {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px;
  position: relative;
}
.steps-track::before {
  content: ''; position: absolute; top: 36px; left: 12%; right: 12%;
  height: 2px; background: linear-gradient(90deg, var(--blue-100), var(--primary), var(--blue-100));
  z-index: 0;
}
.step-item { text-align: center; position: relative; z-index: 1; }
.step-num {
  width: 52px; height: 52px; margin: 0 auto 16px;
  border-radius: 50%; background: var(--primary); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.125rem; font-weight: 700;
  box-shadow: var(--shadow-blue);
  transition: all var(--transition-base);
}
.step-item:hover .step-num { transform: scale(1.15); box-shadow: 0 8px 30px rgba(21,101,192,0.35); }
.step-emoji { font-size: 1.75rem; margin-bottom: 8px; }
.step-item h4 { font-size: 0.9375rem; font-weight: 700; margin-bottom: 6px; }
.step-item p { font-size: 0.8125rem; color: var(--text-secondary); line-height: 1.5; }

@media (max-width: 768px) {
  .steps-track { grid-template-columns: 1fr 1fr; }
  .steps-track::before { display: none; }
}
@media (max-width: 480px) { .steps-track { grid-template-columns: 1fr; } }

/* ═════════════════════════════
   CTA BANNER
   ═════════════════════════════ */
.cta-banner {
  background: linear-gradient(135deg, var(--blue-800) 0%, var(--blue-700) 50%, var(--blue-600) 100%);
  padding: 96px 0; position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ''; position: absolute; top: -40%; right: -10%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.06), transparent 70%);
  border-radius: 50%;
}
.cta-banner::after {
  content: ''; position: absolute; bottom: -30%; left: -5%;
  width: 450px; height: 450px;
  background: radial-gradient(circle, rgba(255,255,255,0.04), transparent 70%);
  border-radius: 50%;
}
.cta-inner { text-align: center; position: relative; z-index: 1; }
.cta-inner h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); font-weight: 800; color: var(--white); margin-bottom: 14px; }
.cta-inner p { font-size: 1.0625rem; color: rgba(255,255,255,0.8); max-width: 560px; margin: 0 auto 32px; }
.cta-actions { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }

/* ═════════════════════════════
   ABOUT CARDS
   ═════════════════════════════ */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.about-card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 36px 32px;
  transition: all var(--transition-base);
}
.about-card:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-4px); }
.about-card h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 16px; color: var(--primary); }
.about-card p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 12px; }
.about-card .about-stat {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; background: var(--blue-50);
  border-radius: var(--radius-full);
  font-size: 0.8125rem; font-weight: 600; color: var(--primary);
  margin-right: 8px; margin-bottom: 8px;
}

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

/* ═════════════════════════════
   CONTACT / PRICING
   ═════════════════════════════ */
.pricing-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; max-width: 860px; margin: 0 auto; }
.price-card {
  background: var(--white); border: 1.5px solid var(--border);
  border-radius: var(--radius-xl); padding: 40px 32px;
  transition: all var(--transition-base); position: relative; overflow: hidden;
}
.price-card.featured { border-color: var(--primary); box-shadow: var(--shadow-blue); }
.price-card.featured::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--blue-800), var(--blue-400));
}
.price-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); }
.price-badge {
  position: absolute; top: 18px; right: 18px;
  padding: 4px 14px; background: var(--primary); color: var(--white);
  border-radius: var(--radius-full); font-size: 0.75rem; font-weight: 600;
}
.price-card h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 8px; }
.price-card .price-desc { font-size: 0.875rem; color: var(--text-secondary); margin-bottom: 24px; }
.price-amount { font-size: 2.5rem; font-weight: 800; color: var(--text-primary); margin-bottom: 4px; }
.price-note { font-size: 0.8125rem; color: var(--text-muted); margin-bottom: 28px; }
.price-features { display: flex; flex-direction: column; gap: 14px; margin-bottom: 28px; }
.price-feat { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; color: var(--text-primary); }
.price-feat svg { width: 18px; height: 18px; color: var(--success); flex-shrink: 0; }
.price-card .btn { width: 100%; }

@media (max-width: 768px) { .pricing-cards { grid-template-columns: 1fr; max-width: 440px; } }

/* Contact form / info */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }

/* Combined Premium Contact Card */
.contact-premium-card {
  padding: 40px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.contact-premium-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-premium-section:not(:last-child) {
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border-light);
}

.contact-premium-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.contact-premium-title.blue {
  color: var(--blue-700);
}

.contact-premium-content {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.contact-premium-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 8px;
}

.contact-premium-link {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--blue-700);
  transition: all var(--transition-fast);
}

.contact-premium-link:hover {
  color: var(--blue-900);
  transform: translateX(4px);
}

.contact-premium-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-premium-icon.phone { color: #e91e63; }
.contact-premium-icon.web { color: #2196f3; }
.contact-premium-icon.email { color: #3f51b5; }

@media (max-width: 768px) {
  .contact-premium-card { padding: 24px; }
}

.contact-info-card {
  padding: 32px; background: var(--white);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  margin-bottom: 20px;
}
.contact-info-card h4 { font-size: 1rem; font-weight: 700; margin-bottom: 12px; color: var(--primary); }
.contact-info-card p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.7; }
.contact-info-card a { color: var(--primary); font-weight: 600; }
.contact-info-card a:hover { text-decoration: underline; }

.contact-form {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 36px;
}
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.875rem; font-weight: 600; margin-bottom: 6px; color: var(--text-primary); }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 12px 16px;
  border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  font-size: 0.9375rem; font-family: inherit;
  transition: all var(--transition-fast); background: var(--white);
  color: var(--text-primary);
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(21,101,192,0.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }

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

/* ═════════════════════════════
   FOOTER
   ═════════════════════════════ */
.footer { background: var(--gray-900); color: #CBD5E1; padding: 80px 0 0; }
.footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px;
}
.footer-brand-text { font-size: 0.9rem; color: #94A3B8; line-height: 1.7; margin-bottom: 20px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.06); display: flex;
  align-items: center; justify-content: center;
  color: #94A3B8; font-size: 0.85rem;
  transition: all var(--transition-fast);
}
.footer-social a:hover { background: var(--primary); color: var(--white); transform: translateY(-2px); }
.footer-heading {
  font-size: 0.8rem; font-weight: 700; color: #E2E8F0;
  text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 20px;
}
.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-links a { font-size: 0.875rem; color: #94A3B8; transition: all var(--transition-fast); }
.footer-links a:hover { color: var(--white); padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0; display: flex;
  justify-content: space-between; align-items: center;
  font-size: 0.8125rem; color: #64748B;
}
.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-links a { color: #64748B; }
.footer-bottom-links a:hover { color: #CBD5E1; }

@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}

/* ═════════════════════════════
   KEYFRAMES
   ═════════════════════════════ */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInDown { from { opacity: 0; transform: translateY(-16px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInRight { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }
@keyframes floatY { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
@keyframes growUp { from { transform: scaleY(0); } to { transform: scaleY(1); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }

/* Page transition */
.page-content { animation: fadeInUp 0.5s var(--ease-out); }

/* Utility: smooth wave divider */
.wave-divider { position: relative; overflow: hidden; }
.wave-divider svg { display: block; width: 100%; height: auto; }

/* CLIENT ASSETS */
.client-asset-wrapper {
  padding: 40px; background: var(--white);
  border: 1px solid var(--border); border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm); overflow: hidden;
  transition: transform var(--transition-base);
  margin-top: 24px;
}
.client-asset-wrapper:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.client-asset-img { width: 100%; height: auto; display: block; }