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

:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: #16161f;
  --bg-card-hover: #1c1c28;
  --text-primary: #f0f0f5;
  --text-secondary: #8888a0;
  --text-muted: #55556a;
  --accent-1: #6366f1;
  --accent-2: #06b6d4;
  --accent-3: #8b5cf6;
  --gradient-main: linear-gradient(135deg, #6366f1, #06b6d4);
  --gradient-glow: linear-gradient(135deg, rgba(99,102,241,0.3), rgba(6,182,212,0.3));
  --border-color: rgba(255,255,255,0.06);
  --border-hover: rgba(255,255,255,0.12);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-glow: 0 0 40px rgba(99,102,241,0.15);
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --nav-height: 72px;
}

html { scroll-behavior: smooth; scroll-padding-top: var(--nav-height); }

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

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }

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

/* ===== CURSOR GLOW ===== */
.cursor-glow {
  position: fixed; width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(99,102,241,0.06) 0%, transparent 70%);
  pointer-events: none; z-index: 0; transform: translate(-50%, -50%);
  transition: opacity 0.3s;
}

/* ===== PARTICLES ===== */
#particles {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  z-index: 0; pointer-events: none; opacity: 0.4;
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-height);
  background: rgba(10,10,15,0.7);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}
.navbar.scrolled { background: rgba(10,10,15,0.92); box-shadow: 0 4px 30px rgba(0,0,0,0.3); }

.nav-container {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: 100%;
}

.nav-logo { display: flex; align-items: center; gap: 10px; z-index: 1001; }
.logo-icon {
  width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
  background: var(--gradient-main); border-radius: var(--radius-sm);
  font-size: 14px; color: white;
}
.logo-text { font-size: 20px; font-weight: 700; letter-spacing: -0.5px; }
.logo-dot { color: var(--accent-2); }

.nav-menu { display: flex; align-items: center; gap: 4px; }
.nav-link {
  padding: 8px 16px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 500; color: var(--text-secondary);
  transition: var(--transition); display: flex; align-items: center; gap: 4px;
  position: relative;
}
.nav-link:hover { color: var(--text-primary); background: rgba(255,255,255,0.05); }
.nav-link.active { color: var(--text-primary); }
.nav-link.active::after {
  content: ''; position: absolute; bottom: 2px; left: 50%; transform: translateX(-50%);
  width: 16px; height: 2px; background: var(--gradient-main); border-radius: 1px;
}
.nav-link--external svg { opacity: 0.5; transition: var(--transition); }
.nav-link--external:hover svg { opacity: 1; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; z-index: 1001; padding: 4px; }
.nav-toggle span {
  width: 24px; height: 2px; background: var(--text-primary);
  transition: var(--transition); border-radius: 2px;
}
.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); }

/* ===== HERO ===== */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  justify-content: center; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
}
.hero-bg-img {
  width: 100%; height: 100%; object-fit: cover; opacity: 0.35;
  filter: brightness(0.7) saturate(1.2);
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10,10,15,0.4) 0%, rgba(10,10,15,0.7) 100%, var(--bg-primary) 100%);
}

.hero-content {
  position: relative; z-index: 1; text-align: center;
  max-width: 800px; padding: 120px 24px 80px;
  animation: fadeUp 1s ease-out;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 16px 6px 12px; border-radius: 50px;
  background: rgba(99,102,241,0.1); border: 1px solid rgba(99,102,241,0.2);
  font-size: 13px; font-weight: 500; color: var(--accent-2);
  margin-bottom: 24px; animation: fadeUp 1s ease-out 0.1s both;
}
.badge-dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent-2);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 800;
  line-height: 1.1; letter-spacing: -2px; margin-bottom: 24px;
}
.hero-title-line { display: block; }
.hero-title-accent {
  background: var(--gradient-main); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}

.hero-description {
  font-size: 18px; color: var(--text-secondary); max-width: 560px;
  margin: 0 auto 36px; line-height: 1.7;
  animation: fadeUp 1s ease-out 0.3s both;
}

.hero-actions {
  display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
  animation: fadeUp 1s ease-out 0.4s both;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: var(--radius-md);
  font-size: 15px; font-weight: 600; transition: var(--transition);
  position: relative; overflow: hidden;
}
.btn-primary {
  background: var(--gradient-main); color: white;
  box-shadow: 0 4px 20px rgba(99,102,241,0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(99,102,241,0.4);
}
.btn-secondary {
  background: rgba(255,255,255,0.05); color: var(--text-primary);
  border: 1px solid var(--border-color);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.1); border-color: var(--border-hover);
  transform: translateY(-2px);
}
.btn-full { width: 100%; justify-content: center; }

/* ===== HERO STATS ===== */
.hero-stats {
  display: flex; align-items: center; justify-content: center; gap: 32px;
  margin-top: 60px; animation: fadeUp 1s ease-out 0.5s both;
}
.stat { text-align: center; }
.stat-number {
  font-size: 36px; font-weight: 800; letter-spacing: -1px;
  background: var(--gradient-main); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}
.stat-suffix { font-size: 24px; font-weight: 700; color: var(--accent-2); }
.stat-label { display: block; font-size: 13px; color: var(--text-muted); margin-top: 4px; font-weight: 500; }
.stat-divider { width: 1px; height: 40px; background: var(--border-color); }

/* ===== SCROLL INDICATOR ===== */
.scroll-indicator {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--text-muted); font-size: 11px; text-transform: uppercase;
  letter-spacing: 2px; animation: fadeUp 1s ease-out 0.6s both;
}
.scroll-line {
  width: 1px; height: 40px; background: linear-gradient(to bottom, var(--accent-1), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0%, 100% { opacity: 0.3; transform: scaleY(0.5); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ===== SECTIONS ===== */
.section { padding: 120px 0; position: relative; z-index: 1; }

.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
  display: inline-block; padding: 6px 16px; border-radius: 50px;
  background: rgba(99,102,241,0.08); border: 1px solid rgba(99,102,241,0.15);
  font-size: 12px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 1.5px; color: var(--accent-2); margin-bottom: 20px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 800;
  letter-spacing: -1px; line-height: 1.2; margin-bottom: 16px;
}
.gradient-text {
  background: var(--gradient-main); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}
.section-subtitle {
  font-size: 17px; color: var(--text-secondary); max-width: 600px;
  margin: 0 auto; line-height: 1.7;
}

/* ===== ABOUT ===== */
.about-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.about-card {
  background: var(--bg-card); border: 1px solid var(--border-color);
  border-radius: var(--radius-lg); padding: 36px 28px;
  transition: var(--transition); position: relative; overflow: hidden;
}
.about-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--gradient-main); opacity: 0; transition: var(--transition);
}
.about-card:hover {
  border-color: var(--border-hover); transform: translateY(-4px);
  background: var(--bg-card-hover);
}
.about-card:hover::before { opacity: 1; }

.about-card-icon {
  width: 56px; height: 56px; display: flex; align-items: center; justify-content: center;
  background: rgba(99,102,241,0.1); border-radius: var(--radius-md);
  color: var(--accent-1); margin-bottom: 20px;
}
.about-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.about-card p { font-size: 15px; color: var(--text-secondary); line-height: 1.7; }

/* ===== GALLERY ===== */
.gallery { background: var(--bg-secondary); }

.gallery-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.gallery-card--large { grid-column: span 2; grid-row: span 2; }
.gallery-card--wide { grid-column: span 2; }

.gallery-card { border-radius: var(--radius-lg); overflow: hidden; }

.gallery-card-inner {
  position: relative; width: 100%; height: 100%; min-height: 260px;
  overflow: hidden; border-radius: var(--radius-lg);
  border: 1px solid var(--border-color); transition: var(--transition);
}
.gallery-card--large .gallery-card-inner { min-height: 540px; }
.gallery-card-inner:hover { border-color: var(--border-hover); transform: scale(1.01); }

.gallery-img {
  width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0;
  transition: transform 0.6s ease;
}
.gallery-card-inner:hover .gallery-img { transform: scale(1.05); }

.gallery-card-gradient {
  background: linear-gradient(135deg, #13131d 0%, #1a1a2e 50%, #16213e 100%);
}
.gallery-placeholder {
  position: absolute; inset: 0; display: flex; align-items: center;
  justify-content: center; color: var(--text-muted); opacity: 0.4;
}

.gallery-card-overlay {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 24px;
  background: linear-gradient(to top, rgba(10,10,15,0.95) 0%, rgba(10,10,15,0.6) 60%, transparent 100%);
  transform: translateY(20px); opacity: 0; transition: var(--transition);
}
.gallery-card-inner:hover .gallery-card-overlay { transform: translateY(0); opacity: 1; }

.gallery-tag {
  display: inline-block; padding: 4px 10px; border-radius: 6px;
  background: rgba(99,102,241,0.2); color: var(--accent-2);
  font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 1px; margin-bottom: 8px;
}
.gallery-card-overlay h3 { font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.gallery-card-overlay p { font-size: 13px; color: var(--text-secondary); }

/* ===== FEATURES ===== */
.features-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }

.feature-card {
  display: flex; align-items: flex-start; gap: 20px;
  padding: 32px 28px; border-radius: var(--radius-lg);
  background: var(--bg-card); border: 1px solid var(--border-color);
  transition: var(--transition); position: relative; overflow: hidden;
}
.feature-card:hover {
  border-color: var(--border-hover); transform: translateY(-2px);
  background: var(--bg-card-hover);
}
.feature-number {
  font-family: var(--font-mono); font-size: 32px; font-weight: 700;
  background: var(--gradient-main); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
  line-height: 1; min-width: 48px;
}
.feature-content h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.feature-content p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }
.feature-glow {
  position: absolute; top: -50%; right: -50%; width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(99,102,241,0.06), transparent 70%);
  pointer-events: none; transition: var(--transition);
}
.feature-card:hover .feature-glow { opacity: 1; }

/* ===== CONTACT ===== */
.contact { background: var(--bg-secondary); }

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

.contact-info .section-tag { margin-bottom: 20px; }
.contact-info .section-title { text-align: center; margin-bottom: 16px; }
.contact-info .section-subtitle { text-align: center; margin: 0 0 32px; }

.contact-links { display: flex; flex-direction: column; gap: 16px; }
.contact-link-card {
  display: flex; align-items: center; gap: 16px;
  padding: 20px; border-radius: var(--radius-md);
  background: var(--bg-card); border: 1px solid var(--border-color);
  transition: var(--transition);
}
.contact-link-card:hover {
  border-color: var(--border-hover); transform: translateX(4px);
  background: var(--bg-card-hover);
}
.contact-link-icon {
  width: 48px; height: 48px; display: flex; align-items: center; justify-content: center;
  background: rgba(99,102,241,0.1); border-radius: var(--radius-sm);
  color: var(--accent-1); flex-shrink: 0;
}
.contact-link-title { display: block; text-align: left; font-weight: 600; font-size: 15px; }
.contact-link-desc { display: block; text-align: left; font-size: 13px; color: var(--text-muted); margin-top: 2px; }

/* ===== FORM ===== */
.contact-form-wrapper {
  background: var(--bg-card); border: 1px solid var(--border-color);
  border-radius: var(--radius-xl); padding: 40px;
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block; font-size: 13px; font-weight: 600; color: var(--text-secondary);
  margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.5px;
}
.form-group input,
.form-group textarea {
  width: 100%; padding: 14px 16px; border-radius: var(--radius-sm);
  background: var(--bg-primary); border: 1px solid var(--border-color);
  color: var(--text-primary); font-family: var(--font-main);
  font-size: 15px; transition: var(--transition); outline: none;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent-1);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }

/* ===== FOOTER ===== */
.footer {
  padding: 60px 0 32px; border-top: 1px solid var(--border-color);
  position: relative; z-index: 1;
}
.footer-content { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-desc { font-size: 14px; color: var(--text-secondary); margin-top: 16px; max-width: 320px; line-height: 1.7; }

.footer-links h4 {
  font-size: 13px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1px; color: var(--text-muted); margin-bottom: 16px;
}
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 14px; color: var(--text-secondary); transition: var(--transition);
}
.footer-links a:hover { color: var(--text-primary); transform: translateX(4px); display: inline-block; }

.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 24px; border-top: 1px solid var(--border-color);
  font-size: 13px; color: var(--text-muted);
}

/* ===== ANIMATIONS ===== */
.reveal { opacity: 0; transform: translateY(30px); transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1); }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 968px) {
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed; top: 0; right: -100%; width: 300px; height: 100vh;
    background: rgba(10,10,15,0.98); backdrop-filter: blur(20px);
    flex-direction: column; align-items: flex-start;
    padding: 100px 32px 32px; gap: 4px;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-left: 1px solid var(--border-color);
  }
  .nav-menu.open { right: 0; }
  .nav-link { width: 100%; padding: 12px 16px; font-size: 16px; }

  .about-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr 1fr; }
  .gallery-card--large { grid-column: span 2; grid-row: span 1; }
  .gallery-card--large .gallery-card-inner { min-height: 300px; }
  .features-grid { grid-template-columns: 1fr; }
  .contact-wrapper { grid-template-columns: 1fr; gap: 40px; }
  .footer-content { grid-template-columns: 1fr; gap: 32px; }
  .hero-stats { gap: 20px; }
  .stat-number { font-size: 28px; }
}

@media (max-width: 640px) {
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-card--large, .gallery-card--wide { grid-column: span 1; }
  .hero-stats { flex-direction: column; }
  .stat-divider { width: 40px; height: 1px; }
  .hero-title { letter-spacing: -1px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}