/* ============================================
   CERNO INTEL — GLOBAL STYLES
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --navy:      #0A1628;
  --gold:      #C9A84C;
  --gold-hover:#DFB96A;
  --white:     #FFFFFF;
  --gray:      #E8E8E8;
  --charcoal:  #0D1117;
  --border:    rgba(201,168,76,0.18);
  --muted:     rgba(232,232,232,0.55);
}

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

html { scroll-behavior:smooth; }

body {
  background: var(--charcoal);
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

h1,h2,h3,h4 {
  font-family: 'Playfair Display', serif;
  line-height: 1.15;
  font-weight: 600;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { display: block; max-width: 100%; }

/* ─── PATTERNS ─────────────────────────────── */
.grid-bg {
  background-color: var(--navy);
  background-image:
    linear-gradient(rgba(201,168,76,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,168,76,.05) 1px, transparent 1px);
  background-size: 60px 60px;
}
.grid-bg-sm {
  background-color: var(--navy);
  background-image:
    linear-gradient(rgba(201,168,76,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,168,76,.04) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* ─── NAVIGATION ────────────────────────────── */
nav {
  position: fixed; top:0; left:0; right:0; z-index:1000;
  height: 68px;
  background: rgba(10,22,40,.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 48px;
}
.nav-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.25rem; font-weight:700; letter-spacing:.04em;
  color: var(--white);
}
.nav-logo span { color: var(--gold); }

.nav-links {
  display: flex; align-items: center; gap: 36px;
}
.nav-links a {
  font-size: .78rem; font-weight:500;
  letter-spacing:.12em; text-transform:uppercase;
  color: var(--muted);
  transition: color .25s;
}
.nav-links a:hover, .nav-links a.active { color: var(--white); }
.nav-links .btn-nav-cta {
  background: var(--gold); color: var(--navy) !important;
  padding: 9px 18px; font-weight:600 !important;
  border-radius: 2px; transition: background .25s, transform .2s;
}
.nav-links .btn-nav-cta:hover { background: var(--gold-hover); transform: translateY(-1px); }

/* Hamburger */
.hamburger {
  display: none; flex-direction:column; gap:5px;
  background:none; border:none; cursor:pointer; padding:4px;
}
.hamburger span {
  display: block; width:24px; height:2px;
  background: var(--white); transition: all .3s;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.open span:nth-child(2) { opacity:0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* Mobile menu */
.mobile-menu {
  display:none; position:fixed; top:68px; left:0; right:0; z-index:999;
  background: rgba(10,22,40,.99);
  border-bottom: 1px solid var(--border);
  padding: 24px 24px 28px;
}
.mobile-menu.open { display:block; }
.mobile-menu ul { display:flex; flex-direction:column; gap:18px; }
.mobile-menu a {
  font-size:.85rem; font-weight:500;
  letter-spacing:.12em; text-transform:uppercase;
  color: var(--gray);
}
.mobile-menu .btn-nav-cta {
  display:inline-block; background:var(--gold); color:var(--navy) !important;
  padding: 10px 20px; border-radius:2px;
}

/* ─── BUTTONS ───────────────────────────────── */
.btn-primary {
  display: inline-block;
  background: var(--gold); color: var(--navy);
  padding: 13px 28px;
  font-family:'Inter',sans-serif; font-size:.82rem;
  font-weight:600; letter-spacing:.1em; text-transform:uppercase;
  border:none; cursor:pointer; border-radius:2px;
  transition: background .25s, transform .2s;
}
.btn-primary:hover { background:var(--gold-hover); transform:translateY(-2px); }

.btn-secondary {
  display: inline-block;
  background: transparent; color: var(--white);
  padding: 13px 28px;
  font-family:'Inter',sans-serif; font-size:.82rem;
  font-weight:600; letter-spacing:.1em; text-transform:uppercase;
  border: 1px solid rgba(255,255,255,.25); cursor:pointer; border-radius:2px;
  transition: border-color .25s, color .25s;
}
.btn-secondary:hover { border-color:var(--gold); color:var(--gold); }

/* ─── HERO ──────────────────────────────────── */
.hero {
  min-height:100vh; display:flex; align-items:center;
  padding-top:68px; position:relative; overflow:hidden;
}
.hero-inner {
  max-width:1200px; margin:0 auto; padding:90px 48px;
  position:relative; z-index:2;
}
.hero-eyebrow {
  display:inline-flex; align-items:center; gap:10px;
  font-size:.72rem; font-weight:600; letter-spacing:.18em; text-transform:uppercase;
  color:var(--gold); border:1px solid var(--border); padding:6px 14px;
  margin-bottom:32px;
}
.hero-eyebrow::before {
  content:''; width:6px; height:6px; border-radius:50%;
  background:var(--gold); animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,100% { opacity:1; } 50% { opacity:.3; }
}
.hero h1 {
  font-size: clamp(2.6rem,5.5vw,4.8rem);
  color:var(--white); max-width:820px; margin-bottom:22px;
}
.hero h1 em { color:var(--gold); font-style:normal; }
.hero-sub {
  font-size:1.1rem; color:var(--muted); max-width:560px;
  margin-bottom:42px; font-weight:300; line-height:1.75;
}
.hero-ctas { display:flex; gap:14px; flex-wrap:wrap; }

/* Hero decoration */
.hero-deco {
  position:absolute; right:-60px; top:50%; transform:translateY(-50%);
  width:520px; height:520px; opacity:.07; pointer-events:none;
}

/* Corner mark */
.corner-mark {
  position:absolute; top:90px; right:48px;
  font-size:.65rem; font-weight:600; letter-spacing:.18em;
  text-transform:uppercase; color:var(--gold); opacity:.4;
  writing-mode:vertical-rl;
}

/* ─── STATS ─────────────────────────────────── */
.stats-band {
  background:var(--charcoal);
  border-top:1px solid var(--border); border-bottom:1px solid var(--border);
  padding:52px 48px;
}
.stats-grid {
  max-width:1200px; margin:0 auto;
  display:grid; grid-template-columns:repeat(3,1fr); gap:40px;
}
.stat-item { text-align:center; position:relative; }
.stat-item:not(:last-child)::after {
  content:''; position:absolute; right:0; top:50%; transform:translateY(-50%);
  height:56px; width:1px; background:var(--border);
}
.stat-number {
  font-family:'Playfair Display',serif; font-size:3rem; font-weight:700;
  color:var(--gold); display:block; line-height:1; margin-bottom:10px;
}
.stat-label {
  font-size:.72rem; font-weight:500; letter-spacing:.14em;
  text-transform:uppercase; color:var(--muted);
}

/* ─── SECTION CONTAINERS ────────────────────── */
.section { padding:96px 48px; }
.section-inner { max-width:1200px; margin:0 auto; }

.section-label {
  display:flex; align-items:center; gap:12px;
  font-size:.72rem; font-weight:600; letter-spacing:.2em;
  text-transform:uppercase; color:var(--gold); margin-bottom:16px;
}
.section-label::after { content:''; width:28px; height:1px; background:var(--gold); }

.section-title {
  font-size: clamp(1.7rem,2.8vw,2.4rem);
  color:var(--white); margin-bottom:16px;
}
.section-desc {
  color:var(--muted); max-width:580px;
  line-height:1.8; font-weight:300;
}

/* ─── SERVICE CARDS ─────────────────────────── */
.cards-grid {
  display:grid; grid-template-columns:repeat(3,1fr);
  gap:24px; margin-top:56px;
}
.card {
  background:rgba(10,22,40,.8); border:1px solid var(--border);
  padding:40px 36px; position:relative; overflow:hidden;
  transition:border-color .3s;
}
.card::before {
  content:''; position:absolute; top:0; left:0; right:0; height:2px;
  background:linear-gradient(90deg,var(--gold),transparent);
  opacity:0; transition:opacity .3s;
}
.card:hover { border-color:rgba(201,168,76,.4); }
.card:hover::before { opacity:1; }

.card-icon { width:42px; height:42px; color:var(--gold); margin-bottom:22px; }
.card-num {
  font-size:.68rem; font-weight:600; letter-spacing:.2em;
  text-transform:uppercase; color:var(--gold); opacity:.5; margin-bottom:14px;
}
.card-title {
  font-family:'Playfair Display',serif; font-size:1.15rem;
  color:var(--white); margin-bottom:14px;
}
.card-desc {
  color:var(--muted); font-size:.88rem; line-height:1.75; font-weight:300;
}

/* ─── STEPS ─────────────────────────────────── */
.steps-grid {
  display:grid; grid-template-columns:repeat(3,1fr);
  gap:40px; margin-top:56px; position:relative;
}
.steps-grid::before {
  content:''; position:absolute; top:28px; left:16.7%; right:16.7%; height:1px;
  background:linear-gradient(90deg, var(--border), var(--gold), var(--border));
}
.step { text-align:center; }
.step-num {
  width:56px; height:56px;
  border:1px solid var(--gold); border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  margin:0 auto 24px;
  font-family:'Playfair Display',serif; font-size:1.3rem; color:var(--gold);
  background:var(--charcoal); position:relative; z-index:1;
}
.step-title {
  font-family:'Playfair Display',serif; font-size:1rem;
  color:var(--white); margin-bottom:10px;
}
.step-desc { color:var(--muted); font-size:.85rem; line-height:1.7; font-weight:300; }

/* ─── WHO WE SERVE ──────────────────────────── */
.serve-grid {
  display:grid; grid-template-columns:repeat(2,1fr);
  gap:14px; margin-top:56px;
}
.serve-item {
  background:rgba(10,22,40,.6); border:1px solid var(--border);
  padding:26px 28px; display:flex; align-items:flex-start; gap:14px;
  transition:border-color .3s;
}
.serve-item:hover { border-color:rgba(201,168,76,.35); }
.serve-chevron { color:var(--gold); flex-shrink:0; margin-top:1px; }
.serve-text { font-size:.9rem; color:var(--gray); font-weight:400; line-height:1.5; }

/* ─── CTA BAND ──────────────────────────────── */
.cta-band {
  border-top:1px solid var(--border); border-bottom:1px solid var(--border);
  padding:96px 48px;
}
.cta-band-inner { max-width:680px; margin:0 auto; text-align:center; }
.cta-band h2 {
  font-size: clamp(1.7rem,3vw,2.6rem);
  color:var(--white); margin-bottom:14px;
}
.cta-band p { color:var(--muted); margin-bottom:44px; font-weight:300; }

/* ─── FORMS ─────────────────────────────────── */
.intel-form { display:flex; flex-direction:column; gap:14px; text-align:left; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.form-group { display:flex; flex-direction:column; gap:6px; }
.form-group label {
  font-size:.7rem; font-weight:600; letter-spacing:.12em;
  text-transform:uppercase; color:var(--muted);
}
.form-group input,
.form-group select,
.form-group textarea {
  background:rgba(255,255,255,.05); border:1px solid var(--border);
  color:var(--white); padding:13px 16px;
  font-family:'Inter',sans-serif; font-size:.9rem;
  outline:none; border-radius:2px; width:100%;
  transition:border-color .25s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color:var(--gold); }
.form-group select option { background:var(--navy); color:var(--white); }
.form-group input::placeholder,
.form-group textarea::placeholder { color:rgba(255,255,255,.18); }
.form-group textarea { resize:vertical; min-height:100px; }
.field-error {
  font-size:.72rem; color:#e05c5c; display:none; margin-top:2px;
}
.field-error.show { display:block; }
.form-group input.is-err,
.form-group select.is-err,
.form-group textarea.is-err { border-color:#e05c5c; }

.form-success {
  display:none; background:rgba(201,168,76,.08); border:1px solid var(--gold);
  padding:24px; text-align:center; color:var(--gold);
  font-size:.9rem; line-height:1.7; border-radius:2px;
}

/* ─── FOOTER ─────────────────────────────────── */
footer {
  background:var(--navy);
  border-top:1px solid var(--border);
  padding:64px 48px 30px;
}
.footer-inner { max-width:1200px; margin:0 auto; }
.footer-top {
  display:grid; grid-template-columns:1.4fr 1fr 1fr;
  gap:60px; margin-bottom:48px;
}
.footer-logo {
  font-family:'Playfair Display',serif; font-size:1.2rem;
  color:var(--white); margin-bottom:6px;
}
.footer-logo span { color:var(--gold); }
.footer-tagline {
  font-size:.82rem; color:var(--muted); font-style:italic; margin-bottom:0;
}
.footer-col h4 {
  font-size:.68rem; font-weight:600; letter-spacing:.18em;
  text-transform:uppercase; color:var(--gold); margin-bottom:18px;
}
.footer-col ul { display:flex; flex-direction:column; gap:10px; }
.footer-col a {
  font-size:.83rem; color:var(--muted); transition:color .25s;
}
.footer-col a:hover { color:var(--gold); }
.footer-bottom {
  border-top:1px solid var(--border); padding-top:22px;
  display:flex; justify-content:space-between; align-items:center;
  font-size:.75rem; color:var(--muted); flex-wrap:wrap; gap:10px;
}

/* ─── PAGE HERO (inner pages) ───────────────── */
.page-hero {
  padding:148px 48px 80px;
  border-bottom:1px solid var(--border);
}
.page-hero-inner { max-width:1200px; margin:0 auto; }
.page-hero h1 {
  font-size: clamp(2rem,4vw,3.2rem);
  color:var(--white); margin-bottom:14px;
}
.page-hero p {
  color:var(--muted); font-size:1.05rem;
  max-width:580px; font-weight:300; line-height:1.75;
}

/* ─── SERVICES PAGE ──────────────────────────── */
.svc-block {
  padding:80px 48px;
  border-bottom:1px solid var(--border);
}
.svc-block:last-child { border-bottom:none; }
.svc-block-inner { max-width:1200px; margin:0 auto; }

.svc-tag {
  font-size:.68rem; font-weight:600; letter-spacing:.2em;
  text-transform:uppercase; color:var(--gold); opacity:.6; margin-bottom:10px;
}
.svc-block h2 {
  font-size: clamp(1.5rem,2.8vw,2.1rem);
  color:var(--white); margin-bottom:16px;
}
.svc-intro {
  color:var(--muted); font-weight:300; max-width:680px;
  line-height:1.8; margin-bottom:52px;
}
.svc-cols {
  display:grid; grid-template-columns:1fr 1fr; gap:56px; margin-bottom:52px;
}
.svc-list-label {
  font-size:.7rem; font-weight:600; letter-spacing:.16em;
  text-transform:uppercase; color:var(--gold); margin-bottom:22px;
}
.dot-list { display:flex; flex-direction:column; gap:12px; }
.dot-list li {
  display:flex; align-items:flex-start; gap:12px;
  color:var(--gray); font-size:.88rem; line-height:1.65; font-weight:300;
}
.dot-list li::before {
  content:''; width:5px; height:5px; border-radius:50%;
  background:var(--gold); flex-shrink:0; margin-top:7px;
}

.who-label {
  font-size:.7rem; font-weight:600; letter-spacing:.16em;
  text-transform:uppercase; color:var(--gold); margin-bottom:14px;
}
.who-text {
  color:var(--muted); font-size:.88rem; line-height:1.75; font-weight:300;
}

/* Pricing */
.pricing-row { display:flex; gap:22px; flex-wrap:wrap; }
.price-card {
  flex:1; min-width:220px;
  background:rgba(10,22,40,.8); border:1px solid var(--border);
  padding:30px 28px; position:relative; border-radius:2px;
}
.price-card.featured { border-color:var(--gold); }
.price-card.featured::after {
  content:'RECOMMENDED';
  position:absolute; top:-1px; right:20px;
  background:var(--gold); color:var(--navy);
  font-size:.6rem; font-weight:700; letter-spacing:.1em; padding:3px 9px;
}
.price-tier {
  font-size:.68rem; font-weight:600; letter-spacing:.15em;
  text-transform:uppercase; color:var(--gold); margin-bottom:10px;
}
.price-amount {
  font-family:'Playfair Display',serif; font-size:2.4rem;
  color:var(--white); margin-bottom:2px;
}
.price-period { font-size:.78rem; color:var(--muted); margin-bottom:16px; }
.price-desc { font-size:.84rem; color:var(--gray); line-height:1.7; font-weight:300; }

/* ─── ABOUT PAGE ─────────────────────────────── */
.about-intro-grid {
  display:grid; grid-template-columns:1fr 1fr; gap:72px; align-items:start;
}
.about-body {
  color:var(--muted); font-weight:300; line-height:1.85;
}
.about-body p { margin-bottom:20px; }
.about-body p:last-child { margin-bottom:0; }

.pillar-grid {
  display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin-top:56px;
}
.pillar {
  background:rgba(10,22,40,.8); border:1px solid var(--border);
  padding:32px 28px; position:relative; overflow:hidden;
}
.pillar::after {
  content:''; position:absolute; bottom:0; left:0; right:0; height:2px;
  background:linear-gradient(90deg, transparent, var(--gold), transparent);
}
.pillar-title {
  font-family:'Playfair Display',serif; font-size:1.05rem;
  color:var(--gold); margin-bottom:10px;
}
.pillar-desc { color:var(--muted); font-size:.84rem; line-height:1.7; font-weight:300; }

.bar-list { display:flex; flex-direction:column; gap:20px; }
.bar-list li {
  display:flex; align-items:flex-start; gap:16px;
  color:var(--gray); font-size:.88rem; line-height:1.65; font-weight:300;
}
.bar-list li::before {
  content:''; width:2px; min-height:44px; background:var(--gold);
  flex-shrink:0; margin-top:2px;
}

/* ─── CONTACT PAGE ───────────────────────────── */
.contact-grid {
  display:grid; grid-template-columns:1fr 1.4fr; gap:80px; align-items:start;
}
.contact-aside { padding-top:8px; }
.contact-aside-block { margin-bottom:38px; }
.contact-aside-block:last-child { margin-bottom:0; }
.contact-aside-label {
  font-size:.68rem; font-weight:600; letter-spacing:.16em;
  text-transform:uppercase; color:var(--gold); margin-bottom:10px;
}
.contact-aside-text {
  color:var(--muted); font-size:.88rem; line-height:1.7; font-weight:300;
}
.contact-divider {
  width:40px; height:1px; background:var(--border); margin:28px 0;
}

/* ─── FADE-IN ANIMATIONS ─────────────────────── */
.fi {
  opacity:0; transform:translateY(22px);
  transition:opacity .65s ease, transform .65s ease;
}
.fi.d1 { transition-delay:.1s; }
.fi.d2 { transition-delay:.2s; }
.fi.d3 { transition-delay:.3s; }
.fi.d4 { transition-delay:.4s; }
.fi.visible { opacity:1; transform:translateY(0); }

/* ─── RESPONSIVE ─────────────────────────────── */
@media (max-width:1024px) {
  .cards-grid { grid-template-columns:repeat(2,1fr); }
  .footer-top { grid-template-columns:1fr 1fr; }
  .svc-cols { grid-template-columns:1fr; gap:36px; }
  .about-intro-grid { grid-template-columns:1fr; gap:44px; }
  .contact-grid { grid-template-columns:1fr; gap:44px; }
  .pillar-grid { grid-template-columns:1fr 1fr; }
}

@media (max-width:768px) {
  nav { padding:0 20px; }
  .nav-links { display:none; }
  .hamburger { display:flex; }

  .hero-inner { padding:70px 20px 60px; }
  .corner-mark { display:none; }
  .hero-deco { display:none; }

  .stats-band { padding:40px 20px; }
  .stats-grid { grid-template-columns:1fr; gap:32px; }
  .stat-item:not(:last-child)::after { display:none; }

  .section { padding:64px 20px; }

  .cards-grid { grid-template-columns:1fr; }
  .steps-grid { grid-template-columns:1fr; gap:32px; }
  .steps-grid::before { display:none; }
  .serve-grid { grid-template-columns:1fr; }
  .form-row { grid-template-columns:1fr; }

  .cta-band { padding:64px 20px; }

  footer { padding:48px 20px 24px; }
  .footer-top { grid-template-columns:1fr; gap:32px; }
  .footer-bottom { flex-direction:column; text-align:center; }

  .page-hero { padding:120px 20px 60px; }
  .svc-block { padding:60px 20px; }
  .pillar-grid { grid-template-columns:1fr; }
  .pricing-row { flex-direction:column; }
}