/* =========================================================================
   RAHULX.COM — SHARED "REALISTIC SCI-FI / HUD" THEME
   Used by: home, about, contact, privacy, terms, disclaimer, and the
   rebuilt topic hubs. Legacy pages keep their own inline styles and are
   untouched by this file.
   ========================================================================= */

:root {
  --bg-void: #05070a;
  --bg-panel: rgba(10, 16, 22, 0.72);
  --bg-panel-solid: #0b1117;
  --line: rgba(0, 255, 204, 0.25);
  --line-strong: rgba(0, 255, 204, 0.55);
  --cyan: #00ffcc;
  --cyan-dim: #0aa88a;
  --amber: #ffb347;
  --magenta: #ff2fb4;
  --text: #d9f7f0;
  --text-dim: #8fa8a3;
  --danger: #ff5c5c;
  --radius: 10px;
  --mono: 'Share Tech Mono', 'JetBrains Mono', ui-monospace, monospace;
  --head: 'Orbitron', sans-serif;
  --body: 'Rajdhani', 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body.hud {
  margin: 0;
  background:
    radial-gradient(ellipse at top, #0d1a22 0%, #05070a 55%, #030405 100%);
  color: var(--text);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.7;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* subtle scanline + grid texture for a "grounded instrument panel" feel */
body.hud::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(0, 255, 204, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 204, 0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 75%);
}

body.hud::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0) 0px,
    rgba(0, 0, 0, 0) 2px,
    rgba(0, 0, 0, 0.12) 3px
  );
  opacity: 0.35;
}

.hud h1, .hud h2, .hud h3, .hud h4 {
  font-family: var(--head);
  color: var(--cyan);
  letter-spacing: 0.03em;
  margin: 0 0 0.6em;
  text-shadow: 0 0 12px rgba(0, 255, 204, 0.25);
}

.hud a { color: var(--amber); }
.hud a:hover { color: var(--cyan); }

.hud .tag {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cyan-dim);
}

/* ---------- Top bar ---------- */
.hud-topbar {
  position: relative;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 5%;
  background: rgba(3, 6, 8, 0.85);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
}

.hud-brand {
  font-family: var(--head);
  color: var(--cyan);
  font-size: 1.25rem;
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: 10px;
}

.hud-brand .dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px 2px var(--cyan);
  animation: pulse 2.2s infinite ease-in-out;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.75); }
}

.hud-nav { display: flex; flex-wrap: wrap; gap: 4px 22px; }
.hud-nav a {
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  color: var(--text);
  text-transform: uppercase;
  padding: 6px 2px;
  border-bottom: 1px solid transparent;
}
.hud-nav a:hover, .hud-nav a.active {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.hud-menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line-strong);
  color: var(--cyan);
  font-family: var(--mono);
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
}

@media (max-width: 860px) {
  .hud-menu-toggle { display: inline-block; }
  .hud-nav {
    position: fixed;
    inset: 62px 0 auto auto;
    right: -100%;
    width: min(80vw, 320px);
    height: calc(100vh - 62px);
    background: rgba(3, 6, 8, 0.97);
    border-left: 1px solid var(--line);
    flex-direction: column;
    padding: 24px;
    transition: right 0.25s ease;
    z-index: 20;
  }
  .hud-nav.open { right: 0; }
}

/* ---------- Hero ---------- */
.hud-hero {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 70px 6% 50px;
}

.hud-hero h1 {
  font-size: clamp(1.9rem, 4.5vw, 3.2rem);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.hud-hero p.lede {
  max-width: 720px;
  margin: 0 auto;
  color: var(--text-dim);
  font-size: 1.15rem;
}

/* ---------- Layout helpers ---------- */
.hud-wrap {
  position: relative;
  z-index: 2;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 6% 80px;
}

.hud-panel {
  position: relative;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 32px;
  margin-bottom: 28px;
  backdrop-filter: blur(6px);
}

/* corner-bracket HUD decoration */
.hud-panel::before, .hud-panel::after,
.hud-card::before, .hud-card::after {
  content: "";
  position: absolute;
  width: 14px; height: 14px;
  border-color: var(--cyan-dim);
  border-style: solid;
  opacity: 0.8;
}
.hud-panel::before, .hud-card::before {
  top: -1px; left: -1px;
  border-width: 2px 0 0 2px;
}
.hud-panel::after, .hud-card::after {
  bottom: -1px; right: -1px;
  border-width: 0 2px 2px 0;
}

.hud-panel h2 { font-size: 1.5rem; }
.hud-panel h3 { font-size: 1.15rem; color: var(--amber); text-shadow: none; }
.hud-panel p, .hud-panel li { color: var(--text); }
.hud-panel ul, .hud-panel ol { padding-left: 1.3em; }
.hud-panel li { margin-bottom: 0.5em; }

.hud-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 22px;
}

.hud-card {
  position: relative;
  display: block;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 22px;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

a.hud-card { color: inherit; }

.hud-card:hover {
  transform: translateY(-6px);
  border-color: var(--line-strong);
  box-shadow: 0 10px 34px rgba(0, 255, 204, 0.18);
}

.hud-card .tag { display: block; margin-bottom: 10px; }
.hud-card h3 { margin-bottom: 8px; font-size: 1.2rem; color: var(--cyan); text-shadow: none; }
.hud-card p { color: var(--text-dim); font-size: 0.98rem; margin: 0; }

.hud-badge {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg-void);
  background: var(--cyan);
  border-radius: 4px;
  padding: 3px 8px;
  margin-bottom: 10px;
}

.hud-btn {
  display: inline-block;
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  color: var(--cyan);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  padding: 10px 20px;
  background: rgba(0, 255, 204, 0.05);
  transition: background 0.2s ease, color 0.2s ease;
}
.hud-btn:hover { background: var(--cyan); color: #001b16; }

/* ---------- Footer ---------- */
.hud-footer {
  position: relative;
  z-index: 2;
  border-top: 1px solid var(--line);
  padding: 34px 6% 40px;
  text-align: center;
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--text-dim);
  background: rgba(3, 6, 8, 0.6);
}

.hud-footer .legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  justify-content: center;
  margin-bottom: 14px;
}

.hud-footer a { color: var(--text-dim); }
.hud-footer a:hover { color: var(--cyan); }

.hud-footer .fine {
  max-width: 760px;
  margin: 14px auto 0;
  opacity: 0.75;
  line-height: 1.6;
}

hr.hud-rule {
  border: none;
  border-top: 1px dashed var(--line);
  margin: 26px 0;
}

.hud-callout {
  border-left: 3px solid var(--amber);
  background: rgba(255, 179, 71, 0.06);
  padding: 14px 18px;
  border-radius: 6px;
  font-size: 0.95rem;
  color: var(--text);
}

.hud-callout strong { color: var(--amber); }

table.hud-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}
table.hud-table th, table.hud-table td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
}
table.hud-table th {
  font-family: var(--mono);
  color: var(--cyan);
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}

.hud-table-wrap {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: 20px;
}

/* =========================================================================
   MOBILE / SMALL-SCREEN REFINEMENTS
   Applies across every hud-themed page (home, hubs, legal, glossary, tools
   links). Keeps touch targets comfortable and avoids horizontal scroll on
   phones down to ~340px wide.
   ========================================================================= */
@media (max-width: 600px) {
  body.hud { font-size: 15.5px; }

  .hud-topbar { padding: 12px 4%; gap: 10px; }
  .hud-brand { font-size: 1.05rem; }

  .hud-hero { padding: 46px 5% 34px; }
  .hud-hero h1 { font-size: clamp(1.5rem, 7vw, 2.1rem); }
  .hud-hero p.lede { font-size: 1rem; }

  .hud-wrap { padding: 0 5% 56px; }
  .hud-panel { padding: 20px 18px; margin-bottom: 20px; }
  .hud-panel h2 { font-size: 1.25rem; }

  .hud-grid { grid-template-columns: 1fr; gap: 16px; }
  .hud-card { padding: 20px 18px; }

  .hud-btn { width: 100%; text-align: center; padding: 12px 16px; }

  .hud-footer { padding: 26px 5% 32px; }
  .hud-footer .legal-links { gap: 8px 14px; }

  table.hud-table { display: block; overflow-x: auto; white-space: nowrap; -webkit-overflow-scrolling: touch; }
}

/* Ensure nothing (embedded widgets, long words, wide tables) can force the
   page itself to scroll sideways. */
body.hud { max-width: 100vw; }
img, video, iframe, canvas, svg { max-width: 100%; height: auto; }