style.css

/* ========== CSS Variables & Theme Switching ========== */
:root {
  /* Teal Palette */
  --teal-50: #f0fdfa;
  --teal-100: #ccfbf1;
  --teal-200: #99f6e4;
  --teal-300: #5eead4;
  --teal-400: #2dd4bf;
  --teal-500: #14b8a6;
  --teal-600: #0d9488;
  --teal-700: #0f766e;
  --teal-800: #115e59;
  --teal-900: #134e4a;

  /* Complementary Colors */
  --purple-500: #a855f7;
  --purple-600: #9333ea;
  --amber-500: #f59e0b;
  --rose-500: #f43f5e;

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] {
  --glass-bg: rgba(15, 23, 42, 0.4);
  --glass-border: rgba(255, 255, 255, 0.1);
}

/* ========== Global Styles ========== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  overflow-x: hidden;
}

/* ========== Hero Background & Animations ========== */
.hero-bg {
  background: 
    radial-gradient(circle at 20% 50%, rgba(20, 184, 166, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(168, 85, 247, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 40% 20%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
  animation: pulse 8s infinite alternate;
}

@keyframes pulse {
  0% { opacity: 0.3; }
  100% { opacity: 0.6; }
}

.floating {
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

.rotate-slow {
  animation: rotate 30s linear infinite;
  transform-origin: center;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ========== Typewriter Effect ========== */
.typewriter-container {
  position: relative;
}

#typewriter::after {
  content: '|';
  animation: blink 1s infinite;
  color: var(--teal-500);
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* ========== Glassmorphism Cards ========== */
.model-card, .benchmark-card, .use-case-card, .stat-card, .spec-table-container {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.model-card:hover, .benchmark-card:hover, .use-case-card:hover, .stat-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

/* ========== Buttons & CTAs ========== */
.cta-primary {
  background: linear-gradient(135deg, var(--teal-400), var(--teal-600));
  box-shadow: 0 4px 20px rgba(20, 184, 166, 0.3);
}

.cta-primary:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 30px rgba(20, 184, 166, 0.4);
}

.cta-secondary {
  background: var(--glass-bg);
  border: 2px solid var(--teal-400);
  color: var(--teal-600);
}

.cta-secondary:hover {
  background: var(--teal-500);
  color: white;
  transform: translateY(-3px);
}

/* ========== Tech Tags ========== */
.tech-tag {
  background: linear-gradient(135deg, var(--teal-100), var(--teal-200));
  color: var(--teal-800);
  border: 1px solid var(--teal-300);
}

[data-theme="dark"] .tech-tag {
  background: linear-gradient(135deg, var(--teal-900), var(--teal-800));
  color: var(--teal-200);
  border-color: var(--teal-700);
}

.tech-tag:nth-child(2n) {
  background: linear-gradient(135deg, var(--purple-100), var(--purple-200));
  color: var(--purple-800);
  border-color: var(--purple-300);
}

[data-theme="dark"] .tech-tag:nth-child(2n) {
  background: linear-gradient(135deg, var(--purple-900), var(--purple-800));
  color: var(--purple-200);
  border-color: var(--purple-700);
}

/* ========== Specifications Table ========== */
.specs-table {
  border-collapse: separate;
  border-spacing: 0;
}

.specs-table th {
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.85rem;
}

.specs-table td {
  border-bottom: 1px solid var(--glass-border);
  transition: background 0.3s ease;
}

.specs-table tbody tr:hover td {
  background: var(--glass-bg);
}

.winner-badge {
  background: linear-gradient(135deg, var(--amber-500), var(--rose-500));
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  display: inline-block;
}

/* ========== Benchmark Charts ========== */
.chart-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.chart-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.chart-label {
  min-width: 80px;
  font-weight: 600;
  font-size: 0.9rem;
}

.bar-fill {
  height: 32px;
  border-radius: 16px;
  position: relative;
  flex-grow: 1;
  max-width: 0;
  animation: fillBar 1.5s cubic-bezier(0.22, 0.61, 0.36, 1) forwards;
  box-shadow: inset 0 2px 4px rgba(255, 255, 255, 0.2);
}

@keyframes fillBar {
  to {
    max-width: var(--bar-width);
  }
}

.chart-value {
  font-weight: 700;
  font-size: 1.1rem;
  min-width: 60px;
  text-align: right;
  color: var(--teal-600);
}

/* ========== FAQ Accordion ========== */
.faq-item {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  transition: all 0.3s ease;
}

.faq-question {
  cursor: pointer;
  transition: all 0.3s ease;
}

.faq-question:hover {
  background: var(--glass-bg);
}

.faq-question.active i {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-answer.open {
  max-height: 300px;
}

/* ========== Recommendation Card ========== */
.recommendation-card {
  background: linear-gradient(135deg, rgba(20, 184, 166, 0.1), rgba(168, 85, 247, 0.1));
  border: 2px solid var(--glass-border);
  position: relative;
  overflow: hidden;
}

.recommendation-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  animation: shimmer 3s infinite;
}

@keyframes shimmer {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* ========== Scroll Animations ========== */
.slide-in-left {
  opacity: 0;
  transform: translateX(-60px);
  animation: slideInLeft 0.8s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

.slide-in-right {
  opacity: 0;
  transform: translateX(60px);
  animation: slideInRight 0.8s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

@keyframes slideInLeft {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ========== Particle Effect ========== */
#particles-js {
  position: absolute;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--teal-400);
  border-radius: 50%;
  opacity: 0.6;
  animation: floatParticle 15s infinite linear;
}

@keyframes floatParticle {
  0% {
    transform: translateY(100vh) translateX(0);
    opacity: 0;
  }
  10% {
    opacity: 0.6;
  }
  90% {
    opacity: 0.6;
  }
  100% {
    transform: translateY(-100px) translateX(100px);
    opacity: 0;
  }
}

/* ========== Responsive Typography ========== */
@media (max-width: 768px) {
  h1 {
    font-size: 2.5rem !important;
  }
  
  h2 {
    font-size: 2rem !important;
  }
  
  .specs-table {
    font-size: 0.85rem;
  }
  
  .chart-label {
    min-width: 60px;
    font-size: 0.8rem;
  }
  
  .chart-value {
    font-size: 0.9rem;
    min-width: 50px;
  }
}

/* ========== Custom Tailwind Extensions ========== */
.bg-gradient-teal {
  background: linear-gradient(135deg, var(--teal-400), var(--teal-600));
}

.text-gradient-teal {
  background: linear-gradient(135deg, var(--teal-400), var(--teal-600));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.border-gradient-teal {
  border-image: linear-gradient(135deg, var(--teal-400), var(--teal-600)) 1;
}