/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --gold:       #c9a84c;
  --gold-light: #f0d080;
  --gold-dark:  #9a7730;
  --dark:       #0a0c10;
  --dark2:      #10141c;
  --dark3:      #161b27;
  --dark4:      #1e2535;
  --surface:    #242c3d;
  --border:     rgba(201,168,76,.18);
  --text:       #e8ecf4;
  --text-muted: #8a95a8;
  --accent:     #3b82f6;
  --radius:     12px;
  --radius-lg:  20px;
}
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans SC', 'Inter', sans-serif;
  background: var(--dark);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--gold-dark); border-radius: 3px; }

/* ===== Utility ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.section-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase;
  color: var(--gold); margin-bottom: 16px;
}
.section-tag::before {
  content: ''; display: block; width: 24px; height: 2px; background: var(--gold);
}
.section-title {
  font-size: clamp(28px, 4vw, 44px); font-weight: 800; line-height: 1.2;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #fff 0%, var(--gold-light) 100%);
  background-clip: text;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.section-sub {
  font-size: 16px; color: var(--text-muted); max-width: 540px; line-height: 1.8;
}
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 50px; font-size: 15px; font-weight: 600;
  cursor: pointer; border: none; transition: all .3s;
}
.btn-primary {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: #000; box-shadow: 0 4px 24px rgba(201,168,76,.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(201,168,76,.5); }
.btn-outline {
  background: transparent; color: var(--text);
  border: 1.5px solid rgba(255,255,255,.2);
}
.btn-outline:hover { border-color: var(--gold); color: var(--gold); }

/* ===== Particles background ===== */
#particles {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 0; overflow: hidden;
}
.particle {
  position: absolute; border-radius: 50%;
  background: var(--gold); opacity: 0;
  animation: float linear infinite;
}
@keyframes float {
  0%   { transform: translateY(100vh) scale(0); opacity: 0; }
  10%  { opacity: .25; }
  90%  { opacity: .08; }
  100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}

/* ===== Navbar ===== */
.navbar {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  padding: 20px 0;
  transition: all .4s;
}
.navbar.scrolled {
  background: rgba(10,12,16,.92);
  backdrop-filter: blur(20px);
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; }
.logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 22px; font-weight: 800; letter-spacing: -.5px;
}
.logo-icon {
  width: 36px; height: 36px; border-radius: 8px;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  display: flex; align-items: center; justify-content: center; font-size: 18px;
}
.logo span { color: var(--gold); }
.nav-links { display: flex; align-items: center; gap: 36px; font-size: 14px; font-weight: 500; }
.nav-links a { color: var(--text-muted); transition: color .3s; }
.nav-links a:hover { color: var(--gold); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text); transition: all .3s; }

/* ===== Hero ===== */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  overflow: hidden;
  padding-top: 80px;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 1;
  background:
    radial-gradient(ellipse 80% 60% at 60% 40%, rgba(201,168,76,.08) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 20% 70%, rgba(59,130,246,.06) 0%, transparent 50%),
    linear-gradient(180deg, var(--dark) 0%, var(--dark2) 100%);
}
.hero-grid {
  position: absolute; inset: 0; z-index: 1; opacity: .04;
  background-image:
    linear-gradient(rgba(201,168,76,1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,168,76,1) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-content { position: relative; z-index: 2; max-width: 680px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 16px; border-radius: 50px; font-size: 13px; font-weight: 500;
  background: rgba(201,168,76,.12); border: 1px solid rgba(201,168,76,.3);
  color: var(--gold); margin-bottom: 32px;
}
.hero-badge .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--gold); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(1.4)} }
.hero h1 {
  font-size: clamp(38px, 6vw, 72px); font-weight: 800; line-height: 1.1;
  margin-bottom: 24px; letter-spacing: -1px;
}
.hero h1 em { font-style: normal; color: var(--gold); }
.hero p { font-size: 18px; color: var(--text-muted); margin-bottom: 40px; line-height: 1.8; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats {
  display: flex; gap: 48px; margin-top: 64px; padding-top: 40px;
  border-top: 1px solid var(--border);
}
.stat-num { font-size: 36px; font-weight: 800; color: var(--gold); line-height: 1; }
.stat-label { font-size: 13px; color: var(--text-muted); margin-top: 6px; }
.hero-visual {
  position: absolute; right: -60px; top: 50%; transform: translateY(-50%);
  width: 520px; z-index: 2; opacity: .9;
}
/* Floating cards in hero */
.hero-card {
  background: var(--dark3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  backdrop-filter: blur(20px);
  position: absolute;
  animation: floatCard 6s ease-in-out infinite;
}
@keyframes floatCard {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}
.hero-card-1 { top: 15%; right: 5%; animation-delay: 0s; }
.hero-card-2 { top: 50%; right: 0%; animation-delay: 1.5s; }
.hero-card-3 { bottom: 15%; right: 8%; animation-delay: 3s; }
.card-icon-wrap {
  width: 40px; height: 40px; border-radius: 10px;
  background: linear-gradient(135deg,var(--gold),var(--gold-dark));
  display:flex;align-items:center;justify-content:center;
  font-size:20px; margin-bottom:10px;
}
.card-title { font-size: 13px; font-weight: 700; margin-bottom: 2px; }
.card-sub { font-size: 11px; color: var(--text-muted); }
.card-metric { font-size: 22px; font-weight: 800; color: var(--gold); margin-top: 4px; }

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

/* ===== Clients ===== */
.clients { padding: 40px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--dark2); }
.clients-inner { display: flex; align-items: center; gap: 20px; overflow: hidden; }
.clients-label { font-size: 13px; color: var(--text-muted); white-space: nowrap; font-weight: 500; flex-shrink: 0; }
.clients-track { display: flex; gap: 48px; align-items: center; animation: marquee 20s linear infinite; }
.clients-track .brand {
  font-size: 14px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase;
  color: var(--text-muted); opacity: .5; white-space: nowrap; transition: opacity .3s;
}
.clients-track .brand:hover { opacity: 1; color: var(--gold); }
@keyframes marquee { 0%{transform:translateX(0)} 100%{transform:translateX(-50%)} }

/* ===== Services ===== */
.services { background: var(--dark2); }
.services-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 24px;
  margin-top: 60px;
}
.service-card {
  background: var(--dark3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: all .4s;
  cursor: pointer;
  position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--gold-dark));
  transform: scaleX(0); transform-origin: left; transition: transform .4s;
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover {
  background: var(--dark4); border-color: rgba(201,168,76,.35);
  transform: translateY(-6px); box-shadow: 0 20px 48px rgba(0,0,0,.4);
}
.service-num {
  font-size: 64px; font-weight: 800; line-height: 1;
  color: rgba(201,168,76,.08); position: absolute; right: 24px; top: 20px;
  font-family: 'Inter', sans-serif;
}
.service-icon {
  width: 56px; height: 56px; border-radius: 14px;
  background: rgba(201,168,76,.12); border: 1px solid rgba(201,168,76,.2);
  display: flex; align-items: center; justify-content: center; font-size: 26px;
  margin-bottom: 24px;
}
.service-title { font-size: 22px; font-weight: 700; margin-bottom: 12px; }
.service-desc { font-size: 14px; color: var(--text-muted); line-height: 1.8; margin-bottom: 24px; }
.service-features { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.service-features li {
  display: flex; align-items: center; gap: 10px;
  font-size: 13px; color: var(--text-muted);
}
.service-features li::before { content: '✓'; color: var(--gold); font-weight: 700; }

/* ===== Why Us ===== */
.why { background: var(--dark); }
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; margin-top: 60px; }
.why-visual { position: relative; }
.why-img-wrap {
  width: 100%; aspect-ratio: 1; border-radius: var(--radius-lg);
  background: var(--dark3); border: 1px solid var(--border);
  overflow: hidden; position: relative;
  display: flex; align-items: center; justify-content: center;
}
.why-img-wrap .big-icon { font-size: 120px; opacity: .06; }
.why-float {
  position: absolute; background: var(--dark4);
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 20px; backdrop-filter: blur(20px);
}
.why-float-1 { bottom: -20px; left: -20px; }
.why-float-2 { top: -20px; right: -20px; }
.why-float-title { font-size: 11px; color: var(--text-muted); margin-bottom: 4px; }
.why-float-val { font-size: 24px; font-weight: 800; color: var(--gold); }
.advantages { display: flex; flex-direction: column; gap: 28px; }
.adv-item { display: flex; gap: 20px; }
.adv-icon {
  width: 48px; height: 48px; flex-shrink: 0; border-radius: 12px;
  background: rgba(201,168,76,.1); border: 1px solid rgba(201,168,76,.2);
  display: flex; align-items: center; justify-content: center; font-size: 22px;
}
.adv-title { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.adv-desc { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

/* ===== Process ===== */
.process { background: var(--dark2); }
.process-steps {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0; margin-top: 60px; position: relative;
}
.process-steps::before {
  content: ''; position: absolute; top: 36px; left: 10%; right: 10%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: .3;
}
.step {
  text-align: center; padding: 0 20px; position: relative;
}
.step-num {
  width: 72px; height: 72px; border-radius: 50%; margin: 0 auto 20px;
  background: var(--dark3); border: 2px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; font-weight: 800; color: var(--gold);
  position: relative; z-index: 1; transition: all .3s;
}
.step:hover .step-num {
  background: var(--gold); color: #000;
  border-color: var(--gold); transform: scale(1.1);
}
.step-title { font-size: 15px; font-weight: 700; margin-bottom: 8px; }
.step-desc { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

/* ===== Cases ===== */
.cases { background: var(--dark); }
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 60px; }
.case-card {
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border);
  background: var(--dark3); transition: all .4s;
  cursor: pointer;
}
.case-card:hover { transform: translateY(-8px); box-shadow: 0 24px 60px rgba(0,0,0,.5); border-color: rgba(201,168,76,.3); }
.case-thumb {
  height: 200px;
  display: flex; align-items: center; justify-content: center;
  font-size: 60px; position: relative; overflow: hidden;
}
.case-thumb-1 { background: linear-gradient(135deg, #1a2040, #0d3060); }
.case-thumb-2 { background: linear-gradient(135deg, #1a1a2e, #16213e); }
.case-thumb-3 { background: linear-gradient(135deg, #0d1b2a, #1b2838); }
.case-tag {
  position: absolute; top: 16px; left: 16px;
  background: rgba(201,168,76,.9); color: #000;
  font-size: 11px; font-weight: 700; padding: 4px 10px; border-radius: 50px;
}
.case-body { padding: 24px; }
.case-title { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.case-desc { font-size: 13px; color: var(--text-muted); line-height: 1.7; margin-bottom: 16px; }
.case-meta { display: flex; gap: 16px; }
.meta-item { display: flex; flex-direction: column; gap: 2px; }
.meta-label { font-size: 11px; color: var(--text-muted); }
.meta-val { font-size: 15px; font-weight: 700; color: var(--gold); }

/* ===== Pricing ===== */
.pricing { background: var(--dark2); }
.pricing-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px; margin-top: 60px;
}
.price-card {
  border-radius: var(--radius-lg);
  background: var(--dark3); border: 1px solid var(--border);
  padding: 36px; transition: all .4s; position: relative; overflow: hidden;
}
.price-card.featured {
  background: linear-gradient(135deg, #1c2035 0%, #232b42 100%);
  border-color: var(--gold);
  transform: scale(1.04);
  box-shadow: 0 0 48px rgba(201,168,76,.2);
}
.price-badge {
  position: absolute; top: 20px; right: -28px;
  background: var(--gold); color: #000;
  font-size: 11px; font-weight: 700; padding: 4px 32px;
  transform: rotate(45deg); transform-origin: center;
}
.price-tier { font-size: 13px; font-weight: 600; color: var(--gold); letter-spacing: 1px; text-transform: uppercase; margin-bottom: 12px; }
.price-name { font-size: 22px; font-weight: 800; margin-bottom: 6px; }
.price-desc { font-size: 13px; color: var(--text-muted); margin-bottom: 24px; }
.price-val { font-size: 48px; font-weight: 800; color: var(--gold); line-height: 1; }
.price-val span { font-size: 18px; font-weight: 500; color: var(--text-muted); }
.price-divider { border: none; border-top: 1px solid var(--border); margin: 24px 0; }
.price-features { list-style: none; display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.price-features li { display: flex; align-items: center; gap: 10px; font-size: 14px; }
.price-features li .check { color: var(--gold); font-weight: 700; }
.price-features li .cross { color: var(--text-muted); }

/* ===== Testimonials ===== */
.testimonials { background: var(--dark); }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 60px; }
.testi-card {
  background: var(--dark3); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px;
  transition: all .3s;
}
.testi-card:hover { border-color: rgba(201,168,76,.3); }
.testi-stars { color: var(--gold); font-size: 16px; margin-bottom: 16px; }
.testi-text { font-size: 14px; color: var(--text-muted); line-height: 1.8; margin-bottom: 24px; font-style: italic; }
.testi-author { display: flex; align-items: center; gap: 12px; }
.testi-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 20px;
  background: var(--dark4);
}
.testi-name { font-size: 14px; font-weight: 700; }
.testi-role { font-size: 12px; color: var(--text-muted); }

/* ===== CTA Banner ===== */
.cta-banner {
  background: linear-gradient(135deg, #1a1f35 0%, #12162a 100%);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  padding: 80px 0; position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 50%, rgba(201,168,76,.07) 0%, transparent 70%);
}
.cta-inner { position: relative; z-index: 1; text-align: center; }
.cta-inner h2 { font-size: clamp(28px,4vw,44px); font-weight: 800; margin-bottom: 16px; }
.cta-inner h2 em { font-style: normal; color: var(--gold); }
.cta-inner p { font-size: 16px; color: var(--text-muted); margin-bottom: 40px; }
.cta-btns { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ===== Contact ===== */
.contact { background: var(--dark); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 60px; margin-top: 60px; }
.contact-info { display: flex; flex-direction: column; gap: 32px; }
.contact-item { display: flex; gap: 16px; }
.contact-icon {
  width: 48px; height: 48px; flex-shrink: 0; border-radius: 12px;
  background: rgba(201,168,76,.1); border: 1px solid rgba(201,168,76,.2);
  display: flex; align-items: center; justify-content: center; font-size: 22px;
}
.contact-label { font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 4px; }
.contact-val { font-size: 15px; font-weight: 600; }
.contact-form {
  background: var(--dark3); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 40px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.form-group label { font-size: 13px; font-weight: 600; color: var(--text-muted); }
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--dark4); border: 1.5px solid var(--border);
  border-radius: var(--radius); padding: 12px 16px;
  color: var(--text); font-size: 14px; font-family: inherit;
  transition: border-color .3s;
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--gold); }
.form-group select option { background: var(--dark4); }
.form-group textarea { resize: vertical; min-height: 100px; }
.form-submit { width: 100%; padding: 16px; font-size: 15px; border-radius: 50px; }

/* ===== Footer ===== */
.footer { background: var(--dark2); padding: 60px 0 30px; border-top: 1px solid var(--border); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
.footer-brand p { font-size: 14px; color: var(--text-muted); line-height: 1.8; margin-top: 16px; max-width: 280px; }
.footer-socials { display: flex; gap: 12px; margin-top: 20px; }
.social-btn {
  width: 36px; height: 36px; border-radius: 8px;
  background: var(--dark3); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center; font-size: 16px;
  cursor: pointer; transition: all .3s;
}
.social-btn:hover { border-color: var(--gold); color: var(--gold); }
.footer-col h4 { font-size: 14px; font-weight: 700; margin-bottom: 20px; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.footer-links a { font-size: 13px; color: var(--text-muted); transition: color .3s; }
.footer-links a:hover { color: var(--gold); }
.footer-bottom {
  padding-top: 24px; border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  font-size: 13px; color: var(--text-muted);
}

/* ===== Scroll reveal ===== */
.reveal { opacity: 0; transform: translateY(30px); transition: all .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== Mobile ===== */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-cta .btn-outline { display: none; }
  .hamburger { display: flex; }
  .hero-visual { display: none; }
  .why-grid { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .price-card.featured { transform: scale(1); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .section { padding: 70px 0; }
  .hero-stats { gap: 28px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}