/* ============================================
   VOIPEX - The Company Behind ViBE
   Production Stylesheet
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --bg-primary: #0b1120;
  --bg-secondary: #0f1729;
  --bg-tertiary: #162033;
  --bg-quaternary: #0d1424;

  --accent-gold: #d4a843;
  --accent-gold-light: #e8c36a;
  --accent-blue: #3b82f6;
  --accent-blue-light: #60a5fa;

  --text-primary: #ffffff;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --card-bg: rgba(255, 255, 255, 0.03);
  --card-border: rgba(212, 168, 67, 0.12);

  --positive: #10b981;
  --negative: #ef4444;

  --gradient-accent: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
  --gradient-hero: linear-gradient(135deg, #0b1120 0%, #0f1729 25%, #0d1424 50%, #162033 75%, #0b1120 100%);

  --shadow-glow-gold: 0 0 30px rgba(212, 168, 67, 0.12);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-card-hover: 0 8px 40px rgba(0, 0, 0, 0.4);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --container-max: 1200px;
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: clamp(0.95rem, 1.5vw, 1.05rem);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, video, svg {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--accent-gold);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-gold-light);
}

/* --- Layout --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 6rem 0;
}

.section-dark {
  background-color: var(--bg-secondary);
}

.section-darker {
  background-color: var(--bg-quaternary);
}

.section-glow {
  background-color: var(--bg-primary);
  position: relative;
}

.section-glow::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(212, 168, 67, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-gold);
  margin-bottom: 1rem;
}

/* --- Typography --- */
h1, h2, h3, h4 {
  color: var(--text-primary);
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
}

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

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: all var(--transition-base);
}

.nav-scrolled {
  background: rgba(11, 17, 32, 0.95);
  backdrop-filter: blur(20px);
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--card-border);
}

.nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-logo:hover {
  color: var(--text-primary);
}

.nav-logo-img {
  height: 40px;
  width: auto;
  object-fit: contain;
}

.nav-scrolled .nav-logo-img {
  height: 34px;
}

.hero-vibe-logo {
  height: 0.85em;
  width: auto;
  vertical-align: baseline;
  margin-left: 0.1em;
}

.nav-logo span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--gradient-accent);
  border-radius: var(--radius-sm);
  font-size: 1.1rem;
  color: var(--bg-primary);
  font-weight: 900;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

.nav-cta {
  margin-left: 1rem;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  border-radius: var(--radius-full);
}

.btn-primary {
  background: var(--gradient-accent);
  color: var(--bg-primary);
  box-shadow: 0 4px 15px rgba(212, 168, 67, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(212, 168, 67, 0.35);
  color: var(--bg-primary);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-secondary:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 0.9rem 2rem;
  font-size: 1rem;
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--gradient-hero);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image:
    radial-gradient(circle, rgba(212, 168, 67, 0.06) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(212, 168, 67, 0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 850px;
  padding: 2rem;
}

.hero-content h1 {
  margin-bottom: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.hero-content p {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  pointer-events: none;
}

.hero-shape-1 {
  width: 400px; height: 400px;
  background: rgba(212, 168, 67, 0.08);
  top: -100px; right: -100px;
}

.hero-shape-2 {
  width: 300px; height: 300px;
  background: rgba(59, 130, 246, 0.06);
  bottom: -50px; left: -50px;
}

.hero-shape-3 {
  width: 200px; height: 200px;
  background: rgba(212, 168, 67, 0.05);
  top: 50%; left: 20%;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* --- Badge --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(212, 168, 67, 0.1);
  border: 1px solid rgba(212, 168, 67, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-gold);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* --- Cards --- */
.card {
  padding: 2rem;
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.card-glass {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(10px);
}

.card-glass:hover {
  border-color: rgba(212, 168, 67, 0.25);
  box-shadow: var(--shadow-glow-gold);
  transform: translateY(-4px);
}

.card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(212, 168, 67, 0.1);
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
}

.card-icon-blue {
  background: rgba(59, 130, 246, 0.1);
}

.card h3 {
  margin-bottom: 0.75rem;
}

.card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* --- Grids --- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

/* --- Stats --- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-number {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* --- Timeline --- */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: linear-gradient(to bottom, var(--accent-gold), transparent);
}

.timeline-item {
  position: relative;
  padding: 2rem 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.timeline-item:nth-child(odd) .timeline-content {
  text-align: right;
}

.timeline-item:nth-child(even) .timeline-content {
  grid-column: 2;
}

.timeline-dot {
  position: absolute;
  left: 50%;
  top: 2.5rem;
  transform: translateX(-50%);
  width: 14px;
  height: 14px;
  background: var(--accent-gold);
  border-radius: 50%;
  border: 3px solid var(--bg-primary);
  z-index: 2;
}

.timeline-year {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

/* --- CTA Section --- */
.cta-section {
  padding: 5rem 0;
  text-align: center;
}

.cta-section h2 {
  margin-bottom: 1rem;
}

.cta-section p {
  max-width: 600px;
  margin: 0 auto 2rem;
}

/* --- Footer --- */
.footer {
  background: var(--bg-quaternary);
  border-top: 1px solid var(--card-border);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: 300px;
}

.footer h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-gold);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--card-border);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  color: var(--text-muted);
  font-weight: 600;
}

.footer-social a:hover {
  color: var(--accent-gold);
}

/* --- Animations --- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.stagger-children .fade-up:nth-child(1) { transition-delay: 0s; }
.stagger-children .fade-up:nth-child(2) { transition-delay: 0.1s; }
.stagger-children .fade-up:nth-child(3) { transition-delay: 0.2s; }
.stagger-children .fade-up:nth-child(4) { transition-delay: 0.3s; }

/* --- Mobile Nav --- */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.nav-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 998;
}

.nav-overlay.active {
  display: block;
}

/* --- Forms --- */
.form-group {
  margin-bottom: 1.25rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-gold);
}

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

.form-select {
  appearance: none;
  cursor: pointer;
}

/* --- Feature List --- */
.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
}

.feature-list li::before {
  content: '→';
  color: var(--accent-gold);
  font-weight: 700;
  flex-shrink: 0;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: var(--bg-secondary);
    flex-direction: column;
    padding: 5rem 2rem 2rem;
    gap: 1.5rem;
    z-index: 999;
    border-left: 1px solid var(--card-border);
  }

  .nav-links.active {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 1rem;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

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

  .timeline::before {
    left: 0;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    padding-left: 2rem;
  }

  .timeline-item:nth-child(odd) .timeline-content {
    text-align: left;
  }

  .timeline-item:nth-child(even) .timeline-content {
    grid-column: 1;
  }

  .timeline-dot {
    left: 0;
  }
}