/* === ZESTORA — Premium Dark Theme with Animated Orbs === */

:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --fg: #e8e6f0;
  --fg-muted: #8b89a0;
  --fg-dim: #5a5872;
  --accent: #c084fc;
  --accent-bright: #d8b4fe;
  --accent-glow: rgba(192, 132, 252, 0.15);
  --gradient-1: #c084fc;
  --gradient-2: #f472b6;
  --gradient-3: #38bdf8;
  --card-border: rgba(255,255,255,0.06);
  --card-hover-border: rgba(192,132,252,0.3);
  --radius: 16px;
  --radius-sm: 10px;
  --font-display: 'Syne', sans-serif;
  --font-body: 'Space Grotesk', sans-serif;
  --max-w: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* === ANIMATED ORBS === */
.orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  pointer-events: none;
  z-index: 0;
  will-change: transform;
}

.orb-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--gradient-1), transparent 70%);
  top: -10%;
  left: -5%;
  animation: orbit1 25s ease-in-out infinite;
}

.orb-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--gradient-2), transparent 70%);
  top: 30%;
  right: -10%;
  animation: orbit2 30s ease-in-out infinite;
}

.orb-3 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--gradient-3), transparent 70%);
  bottom: 10%;
  left: 20%;
  animation: orbit3 20s ease-in-out infinite;
}

.orb-4 {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, #fbbf24, transparent 70%);
  bottom: -5%;
  right: 25%;
  animation: orbit4 35s ease-in-out infinite;
  opacity: 0.25;
}

@keyframes orbit1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(80px, 120px) scale(1.1); }
  50% { transform: translate(150px, 50px) scale(0.95); }
  75% { transform: translate(40px, -60px) scale(1.05); }
}

@keyframes orbit2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(-100px, 80px) scale(1.08); }
  50% { transform: translate(-60px, -70px) scale(0.92); }
  75% { transform: translate(50px, 40px) scale(1.03); }
}

@keyframes orbit3 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(120px, -100px) scale(1.15); }
  66% { transform: translate(-80px, 60px) scale(0.9); }
}

@keyframes orbit4 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  20% { transform: translate(-60px, -80px) scale(1.1); }
  40% { transform: translate(100px, -30px) scale(0.95); }
  60% { transform: translate(40px, 90px) scale(1.05); }
  80% { transform: translate(-90px, 50px) scale(0.98); }
}

/* === GRAIN TEXTURE === */
.grain {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 1;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* === NAV === */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 0;
  background: rgba(10, 10, 15, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--card-border);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.logo-mark {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--gradient-1), var(--gradient-2));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  color: #fff;
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  color: var(--fg);
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
  letter-spacing: 0.3px;
}

.nav-links a:hover { color: var(--fg); }

/* === HERO === */
.hero {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 140px 32px 100px;
  text-align: center;
}

.hero-content {
  max-width: 800px;
}

.hero-badge {
  display: inline-block;
  padding: 8px 20px;
  border-radius: 100px;
  border: 1px solid var(--card-border);
  background: var(--accent-glow);
  color: var(--accent-bright);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 40px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(42px, 7vw, 80px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 28px;
}

.hero-line {
  display: block;
}

.hero-gradient {
  background: linear-gradient(135deg, var(--gradient-1), var(--gradient-2), var(--gradient-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
}

.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--fg);
}

.stat-label {
  display: block;
  font-size: 13px;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--card-border);
}

/* === SECTION COMMON === */
.section-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.1;
  margin-bottom: 20px;
}

.section-subtitle {
  font-size: 17px;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.7;
}

/* === SHOWCASE === */
.showcase {
  position: relative;
  z-index: 2;
  padding: 100px 32px;
}

.showcase-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.showcase-card {
  background: var(--bg-card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}

.showcase-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.showcase-card:hover {
  border-color: var(--card-hover-border);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px -20px rgba(192,132,252,0.15);
}

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

.showcase-card-lg {
  grid-column: span 2;
}

.card-icon {
  font-size: 28px;
  margin-bottom: 16px;
  opacity: 0.9;
}

.showcase-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}

.showcase-card p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.6;
}

.card-tag {
  display: inline-block;
  margin-top: 16px;
  padding: 4px 12px;
  border-radius: 100px;
  background: linear-gradient(135deg, var(--gradient-1), var(--gradient-2));
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* === FEATURES === */
.features {
  position: relative;
  z-index: 2;
  padding: 100px 32px;
  background: var(--bg-elevated);
}

.features-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 56px;
}

.feature {
  padding: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--card-border);
  background: var(--bg-card);
  transition: border-color 0.3s;
}

.feature:hover {
  border-color: var(--card-hover-border);
}

.feature-number {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--gradient-1), var(--gradient-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 20px;
}

.feature h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}

.feature p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* === PRICING === */
.pricing {
  position: relative;
  z-index: 2;
  padding: 100px 32px;
}

.pricing-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  text-align: center;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
  text-align: left;
}

.price-card {
  background: var(--bg-card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 40px 32px;
  position: relative;
  transition: border-color 0.3s, transform 0.3s;
}

.price-card:hover {
  border-color: var(--card-hover-border);
  transform: translateY(-4px);
}

.price-card-featured {
  border-color: var(--accent);
  background: linear-gradient(180deg, rgba(192,132,252,0.08), var(--bg-card));
}

.price-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 16px;
  border-radius: 100px;
  background: linear-gradient(135deg, var(--gradient-1), var(--gradient-2));
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  white-space: nowrap;
}

.price-tier {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}

.price-amount {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.1;
}

.price-amount span {
  font-size: 18px;
  font-weight: 500;
  color: var(--fg-muted);
}

.price-desc {
  font-size: 14px;
  color: var(--fg-dim);
  margin-top: 4px;
  margin-bottom: 28px;
}

.price-features {
  list-style: none;
}

.price-features li {
  padding: 8px 0;
  font-size: 14px;
  color: var(--fg-muted);
  border-top: 1px solid var(--card-border);
}

.price-features li::before {
  content: '\2713';
  color: var(--accent);
  margin-right: 10px;
  font-weight: 700;
}

/* === CLOSING === */
.closing {
  position: relative;
  z-index: 2;
  padding: 120px 32px;
  text-align: center;
  background: var(--bg-elevated);
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
}

.closing-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  letter-spacing: -2px;
  line-height: 1.1;
  margin-bottom: 24px;
  background: linear-gradient(135deg, var(--fg), var(--accent-bright));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.closing-text {
  font-size: 18px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* === FOOTER === */
.footer {
  position: relative;
  z-index: 2;
  padding: 48px 32px;
  border-top: 1px solid var(--card-border);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-brand .logo-mark {
  width: 32px;
  height: 32px;
  font-size: 16px;
  border-radius: 8px;
}

.footer-brand .logo-text {
  font-size: 18px;
}

.footer-text {
  text-align: right;
}

.footer-text p {
  font-size: 13px;
  color: var(--fg-dim);
}

.footer-copy {
  margin-top: 4px;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .nav-links { display: none; }

  .hero { padding: 120px 20px 80px; min-height: auto; }

  .hero-stats { flex-direction: column; gap: 20px; }
  .stat-divider { width: 40px; height: 1px; }

  .showcase-grid { grid-template-columns: 1fr; }
  .showcase-card-lg { grid-column: span 1; }

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

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

  .footer-inner { flex-direction: column; gap: 20px; text-align: center; }
  .footer-text { text-align: center; }

  .showcase, .features, .pricing { padding: 60px 20px; }
  .closing { padding: 80px 20px; }

  .orb-1 { width: 300px; height: 300px; }
  .orb-2 { width: 250px; height: 250px; }
  .orb-3 { width: 200px; height: 200px; }
  .orb-4 { display: none; }
}

@media (max-width: 480px) {
  .hero-title { letter-spacing: -1px; }
  .section-title { letter-spacing: -1px; }
}