/* === Base Reset & Variables === */
:root {
  --bg: #0a0a0f;
  --surface: #12121a;
  --surface-2: #1a1a26;
  --text: #e8e8ed;
  --text-muted: #8b8b9e;
  --primary: #6c5ce7;
  --primary-light: #a29bfe;
  --accent: #fd7272;
  --gradient: linear-gradient(135deg, #6c5ce7, #fd7272);
  --radius: 16px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --container: 1200px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

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

.section { padding: 100px 0; }
.section-label { font-size: 13px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; color: var(--primary-light); margin-bottom: 12px; }
.section-label.center { text-align: center; }
.section-title { font-family: 'Playfair Display', serif; font-size: clamp(32px, 5vw, 48px); text-align: center; margin-bottom: 56px; line-height: 1.2; }
.text-gradient { background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* === Header === */
.header {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  padding: 16px 0;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  transition: var(--transition);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; }
.logo { font-size: 24px; font-weight: 800; color: var(--text); }
.logo span { font-weight: 400; color: var(--text-muted); }
.nav { display: flex; gap: 32px; }
.nav-link { font-size: 14px; font-weight: 500; color: var(--text-muted); transition: var(--transition); }
.nav-link:hover, .nav-link.active { color: var(--text); }
.menu-toggle { display: none; background: none; color: var(--text); font-size: 28px; }

/* === Hero === */
.hero {
  min-height: 100vh; display: flex; flex-direction: column; justify-content: center;
  padding-top: 100px; position: relative; overflow: hidden;
}
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 40px; }
.hero-label { font-size: 14px; font-weight: 500; color: var(--text-muted); margin-bottom: 16px; }
.hero h1 { font-family: 'Playfair Display', serif; font-size: clamp(40px, 6vw, 68px); line-height: 1.1; margin-bottom: 20px; }
.hero-desc { font-size: 17px; color: var(--text-muted); max-width: 480px; margin-bottom: 32px; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }

.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; border-radius: 50px; font-size: 14px; font-weight: 600; transition: var(--transition); }
.btn-fill { background: var(--gradient); color: #fff; }
.btn-fill:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(108,92,231,0.3); }
.btn-ghost { border: 1px solid rgba(255,255,255,0.15); color: var(--text); }
.btn-ghost:hover { border-color: var(--primary-light); color: var(--primary-light); }

.hero-visual { position: relative; height: 400px; }
.orb { position: absolute; border-radius: 50%; filter: blur(60px); opacity: 0.6; animation: float 8s ease-in-out infinite; }
.orb-1 { width: 300px; height: 300px; background: var(--primary); top: 10%; right: 10%; }
.orb-2 { width: 200px; height: 200px; background: var(--accent); bottom: 10%; right: 30%; animation-delay: 2s; }
.orb-3 { width: 150px; height: 150px; background: var(--primary-light); top: 40%; left: 10%; animation-delay: 4s; }

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-20px) scale(1.05); }
}

.hero-metrics {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  margin-top: 60px; padding: 32px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid rgba(255,255,255,0.05);
}
.metric { text-align: center; }
.metric strong { font-size: 36px; font-weight: 800; display: block; background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.metric span { font-size: 13px; color: var(--text-muted); }

/* === About === */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-images { position: relative; }
.about-img { border-radius: var(--radius); }
.img-main { width: 80%; }
.img-secondary { position: absolute; bottom: -20px; right: 0; width: 55%; border: 4px solid var(--bg); border-radius: var(--radius); }
.about-content h2 { font-family: 'Playfair Display', serif; font-size: clamp(28px, 4vw, 40px); line-height: 1.2; margin-bottom: 16px; }
.about-content > p { color: var(--text-muted); margin-bottom: 24px; }
.about-features { display: flex; flex-direction: column; gap: 12px; }
.feature { display: flex; align-items: center; gap: 12px; padding: 12px 16px; background: var(--surface); border-radius: var(--radius-sm); }
.feature i { font-size: 20px; color: var(--primary-light); }
.feature span { font-size: 14px; font-weight: 500; }

/* === Services === */
.services { background: var(--surface); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card {
  padding: 32px; border-radius: var(--radius);
  background: var(--surface-2); border: 1px solid rgba(255,255,255,0.04);
  transition: var(--transition);
}
.service-card:hover { transform: translateY(-4px); border-color: rgba(108,92,231,0.3); box-shadow: 0 20px 40px rgba(0,0,0,0.3); }
.service-icon { width: 48px; height: 48px; border-radius: 12px; background: var(--gradient); display: flex; align-items: center; justify-content: center; font-size: 22px; color: #fff; margin-bottom: 20px; }
.service-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 8px; }
.service-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

/* === Work === */
.work-filters { display: flex; justify-content: center; gap: 12px; margin-bottom: 40px; }
.filter { padding: 8px 20px; border-radius: 50px; font-size: 13px; font-weight: 500; background: var(--surface); color: var(--text-muted); transition: var(--transition); }
.filter.active, .filter:hover { background: var(--gradient); color: #fff; }
.work-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.work-item { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 4/3; }
.work-item img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.work-overlay {
  position: absolute; inset: 0; background: rgba(108,92,231,0.85);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  opacity: 0; transition: var(--transition);
}
.work-item:hover img { transform: scale(1.05); }
.work-item:hover .work-overlay { opacity: 1; }
.work-overlay h4 { font-size: 18px; font-weight: 700; }
.work-overlay p { font-size: 13px; color: rgba(255,255,255,0.7); }
.work-item.hidden { display: none; }

/* === Testimonials === */
.testimonials { background: var(--surface); }
.testimonial-carousel { position: relative; max-width: 700px; margin: 0 auto; }
.testimonial-slide { display: none; text-align: center; padding: 40px; }
.testimonial-slide.active { display: block; }
.testimonial-slide blockquote { font-family: 'Playfair Display', serif; font-size: 22px; font-style: italic; line-height: 1.6; margin-bottom: 24px; }
.testimonial-author { display: flex; align-items: center; justify-content: center; gap: 12px; }
.testimonial-author img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; }
.testimonial-author strong { display: block; font-size: 14px; }
.testimonial-author span { font-size: 12px; color: var(--text-muted); }
.testimonial-dots { display: flex; justify-content: center; gap: 8px; margin-top: 24px; }
.testimonial-dots .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--surface-2); border: 1px solid rgba(255,255,255,0.1); cursor: pointer; transition: var(--transition); }
.testimonial-dots .dot.active { background: var(--primary); border-color: var(--primary); }

/* === Team === */
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.team-card { text-align: center; }
.team-img { border-radius: var(--radius); overflow: hidden; margin-bottom: 16px; }
.team-img img { width: 100%; aspect-ratio: 3/4; object-fit: cover; transition: var(--transition); }
.team-card:hover .team-img img { transform: scale(1.03); }
.team-card h4 { font-size: 16px; font-weight: 600; margin-bottom: 4px; }
.team-card > span { font-size: 13px; color: var(--text-muted); }
.team-social { margin-top: 10px; display: flex; justify-content: center; gap: 12px; }
.team-social a { color: var(--text-muted); font-size: 16px; transition: var(--transition); }
.team-social a:hover { color: var(--primary-light); }

/* === Contact === */
.contact { background: var(--surface); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 48px; }
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.info-item { display: flex; gap: 16px; align-items: flex-start; }
.info-item i { font-size: 20px; color: var(--primary-light); margin-top: 4px; }
.info-item strong { font-size: 14px; display: block; margin-bottom: 4px; }
.info-item p { font-size: 14px; color: var(--text-muted); }
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form input, .contact-form textarea {
  width: 100%; padding: 14px 18px; border-radius: var(--radius-sm);
  background: var(--surface-2); border: 1px solid rgba(255,255,255,0.06);
  color: var(--text); font-size: 14px; font-family: inherit; transition: var(--transition);
}
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--primary); }
.contact-form textarea { resize: vertical; }

/* === Footer === */
.footer { padding: 64px 0 0; border-top: 1px solid rgba(255,255,255,0.04); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.footer-brand p { color: var(--text-muted); font-size: 14px; margin: 12px 0 16px; max-width: 280px; }
.social-links { display: flex; gap: 12px; }
.social-links a { width: 36px; height: 36px; border-radius: 50%; background: var(--surface-2); display: flex; align-items: center; justify-content: center; color: var(--text-muted); font-size: 15px; transition: var(--transition); }
.social-links a:hover { background: var(--primary); color: #fff; }
.footer-col h4 { font-size: 14px; font-weight: 600; margin-bottom: 16px; }
.footer-col a { display: block; font-size: 13px; color: var(--text-muted); padding: 4px 0; transition: var(--transition); }
.footer-col a:hover { color: var(--text); }
.footer-bottom { text-align: center; padding: 24px 0; margin-top: 48px; border-top: 1px solid rgba(255,255,255,0.04); }
.footer-bottom p { font-size: 13px; color: var(--text-muted); }

/* === Scroll Top === */
.scroll-top {
  position: fixed; bottom: 24px; right: 24px; width: 44px; height: 44px;
  border-radius: 50%; background: var(--gradient); color: #fff; font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: var(--transition); z-index: 999;
}
.scroll-top.visible { opacity: 1; visibility: visible; }
.scroll-top:hover { transform: translateY(-3px); }

/* === Responsive === */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .nav { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100vh; background: var(--bg); flex-direction: column; align-items: center; justify-content: center; gap: 24px; z-index: 999; }
  .nav.open { display: flex; }
  .nav-link { font-size: 20px; }
  .menu-toggle { display: block; z-index: 1000; }

  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-desc { margin-left: auto; margin-right: auto; }
  .hero-btns { justify-content: center; }
  .hero-visual { height: 250px; }
  .hero-metrics { grid-template-columns: repeat(2, 1fr); }

  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .services-grid { grid-template-columns: 1fr; }
  .work-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-metrics { grid-template-columns: repeat(2, 1fr); gap: 16px; padding: 24px; }
  .metric strong { font-size: 28px; }
  .work-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}