/* ═══════════════════════════════════════════════════
   depremvar.site — shared.css
   Shared nav · footer · base · utilities
   Imported by every page before its own stylesheet
   ═══════════════════════════════════════════════════ */

/* ── Variables ── */
:root {
  --teal:        #00ffcc;
  --teal-dim:    #00ccaa;
  --teal-soft:   rgba(0,255,204,0.12);
  --teal-glow:   rgba(0,255,204,0.35);
  --alarm:       #ff3b3b;
  --warn:        #f0b429;
  --bg:          #04080f;
  --bg-panel:    #07121f;
  --glass-bg:    rgba(7,18,35,0.65);
  --glass-border:rgba(0,255,204,0.14);
  --border:      rgba(0,255,204,0.1);
  --border-sub:  rgba(255,255,255,0.06);
  --text:        #c9dde8;
  --text-dim:    #5a7a8a;
  --text-faint:  #1e3545;
  --font-display:'Syne', sans-serif;
  --font-mono:   'Share Tech Mono', monospace;
  --font-body:   'DM Sans', sans-serif;
  --radius:      12px;
  --ease:        cubic-bezier(.4,0,.2,1);
  --nav-h:       68px;
}

/* ── Reset ── */
*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { font-size:16px; scroll-behavior:smooth; }
body {
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  overflow-x:hidden;
  cursor:none;
  padding-top:var(--nav-h);
}
a { text-decoration:none; color:inherit; }
ul { list-style:none; }
img { max-width:100%; display:block; }

/* ── Background layers ── */
body::before {
  content:'';
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background:
    radial-gradient(ellipse 70% 60% at 80% 10%, rgba(0,255,204,.05) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(0,200,255,.04) 0%, transparent 50%),
    repeating-linear-gradient(rgba(0,255,204,.018) 1px, transparent 1px),
    repeating-linear-gradient(90deg, rgba(0,255,204,.018) 1px, transparent 1px);
  background-size: auto, auto, 60px 60px, 60px 60px;
}

/* Scanlines */
body::after {
  content:'';
  position:fixed; inset:0; z-index:9996; pointer-events:none;
  background:repeating-linear-gradient(0deg,transparent,transparent 3px,rgba(0,0,0,.07) 3px,rgba(0,0,0,.07) 4px);
}

/* ── Custom cursor ── */
#cursor {
  position:fixed; width:10px; height:10px;
  background:var(--teal); border-radius:50%;
  pointer-events:none; z-index:9999;
  transform:translate(-50%,-50%);
  mix-blend-mode:screen;
  transition:width .2s,height .2s;
}
#cursor-ring {
  position:fixed; width:36px; height:36px;
  border:1.5px solid var(--teal-glow); border-radius:50%;
  pointer-events:none; z-index:9998;
  transform:translate(-50%,-50%);
  transition:width .25s,height .25s,opacity .3s;
}
body:has(a:hover) #cursor,
body:has(button:hover) #cursor { width:20px; height:20px; }
body:has(a:hover) #cursor-ring,
body:has(button:hover) #cursor-ring { width:54px; height:54px; opacity:.4; }

/* ════════════════════════════════════════════
   NAV
════════════════════════════════════════════ */
#main-nav {
  position:fixed; top:0; left:0; right:0; z-index:500;
  height:var(--nav-h);
  padding:0 5vw;
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  background:rgba(4,8,15,.7);
  backdrop-filter:blur(20px) saturate(180%);
  border-bottom:1px solid var(--border);
  transition:background .35s var(--ease);
}
#main-nav.scrolled { background:rgba(4,8,15,.94); }

.nav-logo {
  font-family:var(--font-display);
  font-weight:800; font-size:1.1rem;
  color:#fff; display:flex; align-items:center; gap:9px;
  flex-shrink:0;
}
.nav-logo-tld { color:var(--teal); }
.nav-logo-dot {
  width:9px; height:9px; border-radius:50%;
  background:var(--teal);
  box-shadow:0 0 10px var(--teal),0 0 20px var(--teal-glow);
  animation:pulse 2s infinite; flex-shrink:0;
}

.nav-links {
  display:flex; gap:2rem; flex:1; justify-content:center;
}
.nav-link {
  font-family:var(--font-mono); font-size:.72rem;
  color:var(--text-dim); letter-spacing:.12em; text-transform:uppercase;
  position:relative; transition:color .25s;
  padding-bottom:2px;
}
.nav-link::after {
  content:''; position:absolute; left:0; bottom:-4px;
  width:0; height:1px; background:var(--teal);
  transition:width .25s var(--ease);
}
.nav-link:hover { color:var(--teal); }
.nav-link:hover::after,
.nav-link-active::after { width:100%; }
.nav-link-active { color:var(--teal); }

.nav-right { display:flex; align-items:center; gap:12px; flex-shrink:0; }

/* Status dot */
.nav-status-dot {
  width:8px; height:8px; border-radius:50%;
  background:var(--text-dim); transition:all .3s;
}
.nav-status-dot.online  { background:var(--teal); box-shadow:0 0 8px var(--teal); animation:pulse 2s infinite; }
.nav-status-dot.offline { background:var(--alarm); box-shadow:0 0 8px var(--alarm); }

.nav-cta {
  font-family:var(--font-mono); font-size:.72rem;
  letter-spacing:.12em; padding:8px 20px;
  background:var(--teal-soft); border:1px solid var(--teal-glow);
  color:var(--teal); border-radius:4px;
  transition:all .25s var(--ease);
}
.nav-cta:hover {
  background:rgba(0,255,204,.2);
  box-shadow:0 0 18px var(--teal-glow);
  transform:translateY(-1px);
}

/* Hamburger */
.nav-hamburger {
  display:none; flex-direction:column; gap:5px;
  background:none; border:none; cursor:none; padding:4px;
}
.nav-hamburger span {
  display:block; width:22px; height:2px;
  background:var(--text-dim); border-radius:2px;
  transition:all .25s;
}
.nav-hamburger.open span:nth-child(1) { transform:rotate(45deg) translate(5px,5px); }
.nav-hamburger.open span:nth-child(2) { opacity:0; }
.nav-hamburger.open span:nth-child(3) { transform:rotate(-45deg) translate(5px,-5px); }

/* Mobile menu */
.nav-mobile-menu {
  position:fixed; top:var(--nav-h); left:0; right:0; z-index:499;
  background:rgba(4,8,15,.97);
  backdrop-filter:blur(20px);
  border-bottom:1px solid var(--border);
  max-height:0; overflow:hidden;
  transition:max-height .35s var(--ease);
}
.nav-mobile-menu.open { max-height:400px; }
.nav-mobile-menu ul { padding:16px 5vw 24px; display:flex; flex-direction:column; gap:4px; }
.nav-mobile-link {
  display:block; padding:12px 8px;
  font-family:var(--font-mono); font-size:.85rem;
  color:var(--text-dim); letter-spacing:.1em;
  border-bottom:1px solid var(--border);
  transition:color .2s;
}
.nav-mobile-link:hover { color:var(--teal); }

/* ════════════════════════════════════════════
   FOOTER
════════════════════════════════════════════ */
#main-footer {
  position:relative; z-index:1;
  border-top:1px solid var(--border);
  background:rgba(0,0,0,.35);
  margin-top:auto;
}
.footer-inner {
  max-width:1160px; margin:0 auto;
  padding:60px 5vw 48px;
  display:grid; grid-template-columns:1fr auto;
  gap:60px; align-items:start;
}
.footer-brand {}
.footer-logo {
  font-family:var(--font-display); font-weight:800;
  font-size:1.1rem; color:#fff;
  display:flex; align-items:center; gap:8px;
}
.footer-dot { width:7px; height:7px; }
.footer-tagline {
  font-family:var(--font-mono); font-size:.65rem;
  color:var(--text-dim); letter-spacing:.12em;
  margin-top:10px;
}
.footer-links { display:flex; gap:48px; }
.footer-col { display:flex; flex-direction:column; gap:10px; }
.footer-col-title {
  font-family:var(--font-mono); font-size:.6rem;
  color:var(--teal); letter-spacing:.2em; text-transform:uppercase;
  margin-bottom:4px;
}
.footer-col a {
  font-size:.82rem; color:var(--text-dim);
  transition:color .2s;
}
.footer-col a:hover { color:var(--teal); }
.footer-bottom {
  max-width:1160px; margin:0 auto;
  padding:20px 5vw;
  border-top:1px solid var(--border);
  display:flex; align-items:center; justify-content:space-between;
  flex-wrap:wrap; gap:12px;
  font-family:var(--font-mono); font-size:.6rem;
  color:var(--text-dim); letter-spacing:.08em;
}
.footer-socials { display:flex; gap:10px; }
.footer-social {
  width:34px; height:34px; border-radius:8px;
  border:1px solid var(--border);
  display:flex; align-items:center; justify-content:center;
  color:var(--text-dim); font-size:.85rem;
  transition:all .2s;
}
.footer-social:hover {
  border-color:var(--teal-glow); color:var(--teal);
  background:var(--teal-soft);
}

/* ════════════════════════════════════════════
   PAGE HERO (shared across inner pages)
════════════════════════════════════════════ */
.page-hero {
  position:relative; z-index:1;
  padding:80px 5vw 64px;
  border-bottom:1px solid var(--border);
  overflow:hidden;
}
.page-hero-inner { max-width:1160px; margin:0 auto; }
.page-eyebrow {
  font-family:var(--font-mono); font-size:.65rem;
  letter-spacing:.3em; color:var(--teal);
  text-transform:uppercase; display:flex; align-items:center; gap:12px;
  margin-bottom:16px;
}
.page-eyebrow::before { content:''; width:20px; height:1px; background:var(--teal); opacity:.5; }
.page-title {
  font-family:var(--font-display); font-weight:800;
  font-size:clamp(2.4rem,5vw,4rem);
  line-height:1; letter-spacing:-.02em; color:#fff;
  margin-bottom:16px;
}
.page-title .accent { color:var(--teal); }
.page-subtitle {
  font-size:1.05rem; color:var(--text-dim);
  max-width:540px; line-height:1.7;
}
.page-hero-bg-text {
  position:absolute; right:5vw; top:50%; transform:translateY(-50%);
  font-family:var(--font-display); font-size:clamp(6rem,14vw,12rem);
  font-weight:900; color:rgba(0,255,204,.03);
  pointer-events:none; user-select:none; letter-spacing:-.05em;
  white-space:nowrap;
}

/* ════════════════════════════════════════════
   SECTION UTILITIES
════════════════════════════════════════════ */
.section-inner { max-width:1160px; margin:0 auto; padding:0 5vw; }
.section-tag {
  font-family:var(--font-mono); font-size:.65rem;
  letter-spacing:.3em; color:var(--teal); text-transform:uppercase;
  display:flex; align-items:center; gap:12px; margin-bottom:16px;
}
.section-tag::before { content:''; width:20px; height:1px; background:var(--teal); opacity:.5; }
.section-heading {
  font-family:var(--font-display); font-weight:800;
  font-size:clamp(1.8rem,3.5vw,2.8rem);
  color:#fff; line-height:1.1; letter-spacing:-.02em;
}
.section-heading .dim { color:var(--text-dim); font-weight:400; }

/* ── Glass panel ── */
.glass-panel {
  background:var(--glass-bg);
  backdrop-filter:blur(24px) saturate(160%);
  border:1px solid var(--glass-border);
  border-radius:var(--radius);
  position:relative; overflow:hidden;
}
.glass-panel::before {
  content:''; position:absolute; top:0; left:0; right:0; height:1px;
  background:linear-gradient(90deg,transparent,var(--teal-glow),transparent);
}

/* ── Buttons ── */
.btn-primary {
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--font-mono); font-size:.78rem;
  letter-spacing:.1em; padding:14px 32px;
  background:var(--teal); color:#04080f;
  border:none; border-radius:4px; cursor:none; font-weight:700;
  transition:all .25s var(--ease);
}
.btn-primary:hover { transform:translateY(-3px); box-shadow:0 10px 36px rgba(0,255,204,.35); }
.btn-secondary {
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--font-mono); font-size:.78rem;
  letter-spacing:.1em; padding:14px 32px;
  background:transparent; color:var(--text);
  border:1px solid var(--border-sub); border-radius:4px; cursor:none;
  transition:all .25s var(--ease);
}
.btn-secondary:hover { border-color:var(--border); color:var(--teal); background:var(--teal-soft); }
.btn-outline {
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font-mono); font-size:.72rem;
  letter-spacing:.1em; padding:10px 22px;
  background:var(--teal-soft); color:var(--teal);
  border:1px solid var(--glass-border); border-radius:4px; cursor:none;
  transition:all .25s var(--ease);
}
.btn-outline:hover { border-color:var(--teal-glow); box-shadow:0 0 16px var(--teal-glow); }

/* ── Badges ── */
.badge {
  display:inline-flex; align-items:center; gap:6px;
  font-family:var(--font-mono); font-size:.58rem; letter-spacing:.12em;
  padding:4px 12px; border-radius:100px;
  background:var(--teal-soft); border:1px solid rgba(0,255,204,.2); color:var(--teal);
}
.badge-dot { width:5px; height:5px; border-radius:50%; background:var(--teal); animation:pulse 2s infinite; }
.badge-alarm { background:rgba(255,59,59,.08); border-color:rgba(255,59,59,.25); color:var(--alarm); }
.badge-warn  { background:rgba(240,180,41,.08); border-color:rgba(240,180,41,.25); color:var(--warn); }

/* ── Scroll reveal ── */
.reveal { opacity:0; transform:translateY(32px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.visible { opacity:1; transform:none; }
.reveal-d1 { transition-delay:.10s; }
.reveal-d2 { transition-delay:.20s; }
.reveal-d3 { transition-delay:.30s; }
.reveal-d4 { transition-delay:.40s; }

/* ── Dividers ── */
.divider { border:none; border-top:1px solid var(--border); margin:80px 0; }

/* ── Code block ── */
.code-block {
  background:#030810; border:1px solid var(--border);
  border-radius:8px; padding:20px 24px;
  font-family:var(--font-mono); font-size:.8rem;
  color:#00cc88; line-height:1.8; overflow-x:auto;
}
.code-block .cm  { color:var(--text-dim); } /* comment */
.code-block .ck  { color:#00aaff; }         /* key */
.code-block .cv  { color:#f0b429; }         /* value */
.code-block .cs  { color:#cc88ff; }         /* string */

/* ── Keyframes ── */
@keyframes pulse {
  0%,100% { opacity:1; transform:scale(1); }
  50%      { opacity:.5; transform:scale(.8); }
}
@keyframes fadeUp {
  from { opacity:0; transform:translateY(24px); }
  to   { opacity:1; transform:translateY(0); }
}
@keyframes blink {
  0%,100% { opacity:1; } 50% { opacity:.2; }
}

/* ── Responsive ── */
@media (max-width:900px) {
  .nav-links   { display:none; }
  .nav-hamburger { display:flex; }
  .footer-inner { grid-template-columns:1fr; gap:40px; }
  .footer-links { flex-wrap:wrap; gap:32px; }
  body { cursor:auto; }
  #cursor,#cursor-ring { display:none; }
}
@media (max-width:600px) {
  .page-hero { padding:60px 5vw 48px; }
  .footer-bottom { flex-direction:column; align-items:flex-start; }
}