:root {
  --navy: #0F172A;
  --navy-light: #1A2235;
  --gold: #D4AF37;
  --white: #FFFFFF;
  --text: #E2E8F0;
  --text-muted: #94A3B8;
  --border: rgba(255,255,255,0.06);
  --radius: 12px;
  --font: 'Inter', -apple-system, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; }
body { font-family: var(--font); color: var(--text); background: var(--navy); line-height: 1.5; }
::selection { background: var(--gold); color: var(--navy); }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); font-weight: 700; line-height: 1.05; letter-spacing: -0.03em; color: var(--white); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 600; line-height: 1.15; color: var(--white); }
h3 { font-size: 1.125rem; font-weight: 600; color: var(--white); }
p { color: var(--text-muted); font-size: 0.95rem; line-height: 1.6; }

.gold { color: var(--gold); }
.muted { color: var(--text-muted); }

.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 20px 0; transition: all 0.2s;
  background: transparent;
}
.header.scrolled { background: rgba(15,23,42,0.92); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.header .container { display: flex; align-items: center; justify-content: space-between; }

.logo { display: flex; align-items: center; gap: 10px; }
.logo-img { width: 32px; height: 32px; border-radius: 6px; object-fit: contain; }
.logo-text { font-size: 1rem; font-weight: 700; color: var(--white); letter-spacing: 0.04em; }
.logo-tagline { font-size: 0.5rem; color: var(--gold); letter-spacing: 0.1em; text-transform: uppercase; }

.nav-links { display: flex; align-items: center; gap: 24px; }
.nav-links a { font-size: 0.85rem; font-weight: 500; color: var(--text-muted); transition: color 0.2s; }
.nav-links a:hover { color: var(--white); }
.nav-links a.active { color: var(--white); }
.nav-cta {
  background: var(--gold); color: var(--navy) !important;
  padding: 8px 20px; border-radius: 6px; font-weight: 600 !important;
}
.nav-cta:hover { background: #E4C255; }

.mobile-btn { display: none; width: 36px; height: 36px; align-items: center; justify-content: center; background: var(--navy-light); border-radius: 6px; }
.mobile-btn span { display: block; width: 18px; height: 2px; background: var(--white); border-radius: 2px; position: relative; transition: 0.3s; }
.mobile-btn span::before, .mobile-btn span::after { content: ''; position: absolute; left: 0; width: 100%; height: 2px; background: var(--white); border-radius: 2px; transition: 0.3s; }
.mobile-btn span::before { top: -6px; }
.mobile-btn span::after { top: 6px; }
.mobile-btn.open span { background: transparent; }
.mobile-btn.open span::before { top: 0; transform: rotate(45deg); }
.mobile-btn.open span::after { top: 0; transform: rotate(-45deg); }

.mobile-nav { display: none; position: fixed; inset: 0; background: rgba(15,23,42,0.98); backdrop-filter: blur(20px); z-index: 99; flex-direction: column; align-items: center; justify-content: center; gap: 4px; opacity: 0; pointer-events: none; transition: opacity 0.3s; }
.mobile-nav.open { opacity: 1; pointer-events: all; }
.mobile-nav a { font-size: 1.25rem; font-weight: 500; color: var(--text-muted); padding: 12px 24px; }
.mobile-nav a:hover { color: var(--white); }

.hero { padding: 160px 0 100px; }
.hero h1 { max-width: 900px; margin-bottom: 20px; }
.hero p { font-size: 1.1rem; max-width: 500px; margin-bottom: 36px; }
.hero .btn-group { display: flex; gap: 12px; }

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 12px 28px; border-radius: 6px;
  font-size: 0.9rem; font-weight: 600; transition: all 0.2s;
}
.btn-primary { background: var(--gold); color: var(--navy); }
.btn-primary:hover { background: #E4C255; }
.btn-outline { border: 1.5px solid rgba(255,255,255,0.15); color: var(--white); }
.btn-outline:hover { border-color: var(--white); }
.btn-lg { padding: 14px 32px; font-size: 0.95rem; }

.section { padding: 80px 0; }
.section-label { font-size: 0.7rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--gold); margin-bottom: 8px; display: block; }

.clients { padding: 60px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.clients p { text-align: center; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-muted); margin-bottom: 24px; }
.client-grid { display: flex; justify-content: center; gap: 48px; flex-wrap: wrap; }
.client-grid span { color: rgba(255,255,255,0.15); font-size: 1rem; font-weight: 500; letter-spacing: 0.04em; }

.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); margin-top: 40px; }
.service-card { background: var(--navy); padding: 40px 32px; position: relative; }
.service-card h3 { margin-bottom: 4px; }
.service-card .price { color: var(--gold); font-size: 1.5rem; font-weight: 700; margin-bottom: 16px; }
.service-card p { font-size: 0.85rem; line-height: 1.6; margin-bottom: 20px; }
.service-card li { font-size: 0.82rem; color: var(--text-muted); padding: 3px 0; }
.badge { position: absolute; top: 16px; right: 16px; font-size: 0.6rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; padding: 4px 12px; border-radius: 100px; background: rgba(212,175,55,0.1); color: var(--gold); }

.work-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); margin-top: 40px; }
.work-card { background: var(--navy); padding: 32px; }
.work-card .tag { font-size: 0.7rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: var(--gold); margin-bottom: 4px; }
.work-card h3 { margin-bottom: 4px; }
.work-card p { font-size: 0.85rem; margin-bottom: 16px; }
.work-card a { font-size: 0.85rem; color: var(--gold); font-weight: 500; }
.work-card a:hover { text-decoration: underline; }
.work-card.empty { display: flex; align-items: center; justify-content: center; }
.work-card.empty a { color: var(--gold); font-size: 0.9rem; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border); margin-top: 40px; }
.stat { background: var(--navy); padding: 40px 24px; text-align: center; }
.stat .num { font-size: 2rem; font-weight: 700; color: var(--white); margin-bottom: 4px; }
.stat .label { font-size: 0.8rem; color: var(--text-muted); }

.cta { text-align: center; padding: 100px 0; }
.cta h2 { margin-bottom: 8px; }
.cta p { margin-bottom: 28px; max-width: 400px; margin-left: auto; margin-right: auto; }

.faq-list { max-width: 650px; margin: 40px auto 0; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-q {
  width: 100%; display: flex; justify-content: space-between; align-items: center;
  padding: 16px 0; font-size: 0.9rem; font-weight: 500; color: var(--white);
  text-align: left; transition: color 0.2s;
}
.faq-q:hover { color: var(--gold); }
.faq-q .icon { font-size: 1.2rem; color: var(--text-muted); transition: transform 0.3s; }
.faq-item.open .faq-q .icon { transform: rotate(45deg); color: var(--gold); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s; }
.faq-item.open .faq-a { max-height: 200px; }
.faq-a p { padding: 0 0 16px; font-size: 0.85rem; }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; margin-top: 40px; }
.form-group { margin-bottom: 16px; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 12px 16px; border: 1px solid var(--border);
  border-radius: 6px; font-size: 0.9rem;
  color: var(--white); background: transparent; transition: border-color 0.2s;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--gold); outline: none; }
.form-group textarea { min-height: 120px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.info-item { margin-bottom: 24px; }
.info-item h4 { font-size: 0.8rem; font-weight: 600; color: var(--white); margin-bottom: 2px; }
.info-item p, .info-item a { font-size: 0.9rem; color: var(--text-muted); }
.info-item a:hover { color: var(--gold); }

.toast { position: fixed; bottom: 24px; right: 24px; padding: 14px 24px; border-radius: 6px; font-size: 0.85rem; z-index: 1000; opacity: 0; transform: translateY(12px); pointer-events: none; transition: all 0.3s; }
.toast.visible { opacity: 1; transform: translateY(0); pointer-events: all; }
.toast.success { background: #06D6A0; color: var(--navy); }
.toast.error { background: #EF4444; color: var(--white); }

.page-hero { padding: 140px 0 60px; }
.page-hero h1 { margin-bottom: 8px; }
.page-hero p { max-width: 500px; }

.footer { border-top: 1px solid var(--border); padding: 48px 0 24px; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; }
.footer-brand p { font-size: 0.82rem; margin-top: 12px; max-width: 260px; }
.footer h4 { font-size: 0.8rem; color: var(--white); font-weight: 600; margin-bottom: 12px; }
.footer a { display: block; font-size: 0.82rem; color: var(--text-muted); padding: 3px 0; transition: color 0.2s; }
.footer a:hover { color: var(--gold); }
.footer-bottom { grid-column: 1 / -1; border-top: 1px solid var(--border); padding-top: 20px; margin-top: 40px; text-align: center; font-size: 0.78rem; color: rgba(255,255,255,0.2); }

.whatsapp {
  position: fixed; bottom: 24px; left: 24px;
  width: 46px; height: 46px; border-radius: 50%;
  background: #25D366; color: white;
  display: flex; align-items: center; justify-content: center;
  z-index: 100; box-shadow: 0 4px 16px rgba(37,211,102,0.25);
  transition: transform 0.2s;
}
.whatsapp:hover { transform: scale(1.08); }
.whatsapp svg { width: 20px; height: 20px; }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.5s ease, transform 0.5s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 768px) {
  .hero { padding: 120px 0 60px; }
  .section { padding: 56px 0; }
  .nav-links { display: none; }
  .mobile-btn { display: flex; }
  .mobile-nav { display: flex; }
  .services-grid, .work-grid, .stats { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .page-hero { padding: 120px 0 40px; }
}