/* ═══════════════════════════════════════════════════════════════════════════
   astraeus-web base theme — dark void, gold, violet
   Shared across landing and mission select pages.
   ═══════════════════════════════════════════════════════════════════════════ */

:root {
  --void: #0a0a0f;
  --void-lighter: #12121a;
  --void-panel: rgba(18, 18, 26, 0.72);
  --gold: #D4A824;
  --gold-bright: #FFF5CC;
  --gold-deep: #8B6914;
  --violet: #6C3FC5;
  --violet-dim: rgba(108, 63, 197, 0.35);
  --violet-glow: rgba(108, 63, 197, 0.6);
  --white: #F5F1E4;
  --white-dim: #A19987;
  --green: #4ADE80;
  --red: #EF4444;
  --border-subtle: rgba(108, 63, 197, 0.2);
  --border-gold-subtle: rgba(212, 168, 36, 0.25);
}

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

html, body {
  background: var(--void);
  color: var(--white);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
}

body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

.mono {
  font-family: "JetBrains Mono", "SF Mono", Consolas, Menlo, monospace;
}

.serif {
  font-family: "Cinzel", "Cormorant Garamond", Georgia, "Times New Roman", serif;
}

/* Gold text — used for logotype and accents */
.gold {
  color: var(--gold);
}

.gold-gradient {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-bright) 50%, var(--gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.violet {
  color: var(--violet);
}

.white-dim {
  color: var(--white-dim);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-family: "JetBrains Mono", monospace;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 3px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  background: none;
  color: var(--white);
}

.btn-primary {
  background: transparent;
  color: var(--gold);
  border: 1px solid var(--gold);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(212, 168, 36, 0.15), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.btn-primary:hover {
  color: var(--gold-bright);
  border-color: var(--gold-bright);
  box-shadow: 0 0 32px rgba(212, 168, 36, 0.3),
              inset 0 0 16px rgba(212, 168, 36, 0.1);
  letter-spacing: 4px;
}

.btn-primary:hover::before {
  transform: translateX(100%);
}

/* Section headings */
.section-title {
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--violet);
}

/* Scrollbar styling */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--void); }
::-webkit-scrollbar-thumb {
  background: var(--violet-dim);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: var(--violet); }

/* Selection */
::selection {
  background: var(--gold);
  color: var(--void);
}

/* ═══════════════════════════════════════════════════════════════════════════
   Back to Mindquay — universal harbor link
   Sits in the top-left on landing pages and inside the header on app pages.
   ═══════════════════════════════════════════════════════════════════════════ */

.back-to-mindquay {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--white-dim);
  background: rgba(10, 10, 15, 0.55);
  border: 1px solid var(--border-subtle);
  border-radius: 3px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all 0.3s ease;
  white-space: nowrap;
}

.back-to-mindquay:hover {
  color: var(--gold);
  border-color: var(--border-gold-subtle);
  background: rgba(212, 168, 36, 0.06);
  box-shadow: 0 0 24px rgba(212, 168, 36, 0.12);
}

.back-to-mindquay .arrow {
  font-size: 12px;
  transition: transform 0.3s ease;
}

.back-to-mindquay:hover .arrow {
  transform: translateX(-3px);
}

/* Landing page placement — fixed top-left, doesn't compete with hero */
.landing .back-to-mindquay {
  position: fixed;
  top: 24px;
  left: 24px;
  z-index: 100;
  animation: rise-soft 1.4s ease-out 0.6s both;
}

@keyframes rise-soft {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 640px) {
  .landing .back-to-mindquay { top: 16px; left: 16px; padding: 6px 10px; font-size: 10px; }
}