/* ═══════════════════════════════════════════════════
   AlfredRPG — Common Cyberpunk Design System
   Dark base + Gold accent + Glass morphism + Orbitron
   ═══════════════════════════════════════════════════ */

/* ─── CSS Variables ─── */
:root {
  /* Core palette */
  --gold: #ffd700;
  --gold-dim: #b8960f;
  --gold-glow: rgba(255,215,0,0.4);
  --gold-subtle: rgba(255,215,0,0.08);
  --neon-blue: #00d4ff;
  --neon-purple: #a855f7;
  --neon-red: #ff3366;
  --neon-green: #00ff88;
  --neon-cyan: #22d3ee;

  /* Backgrounds */
  --bg-deep: #06060f;
  --bg-card: rgba(12,12,30,0.65);
  --bg-card-hover: rgba(20,20,50,0.8);
  --bg-card-light: rgba(30,41,59,0.5);
  --bg-surface: rgba(15,23,42,0.7);

  /* Borders */
  --border-glow: rgba(255,215,0,0.25);
  --glass-border: rgba(255,255,255,0.08);
  --glass-border-hover: rgba(255,255,255,0.15);

  /* Text */
  --text-dim: #6b7280;
  --text-mid: #9ca3af;
  --text-bright: #e5e7eb;
  --text-white: #ffffff;

  /* Radius */
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --radius-xl: 20px;

  /* Shadows */
  --shadow-gold: 0 0 30px rgba(255,215,0,0.15);
  --shadow-deep: 0 8px 40px rgba(0,0,0,0.4);
  --shadow-card: 0 4px 24px rgba(0,0,0,0.3);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ─── Reset & Base ─── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Noto Sans TC', sans-serif;
  background: var(--bg-deep);
  color: var(--text-bright);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--gold); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--text-white); }

/* ─── Star Background ─── */
#stars-bg {
  position: fixed; inset: 0;
  pointer-events: none; z-index: 0;
}
.star-layer { position: absolute; inset: 0; }
.star-layer .s {
  position: absolute; border-radius: 50%; background: #fff;
}
.star-layer.l1 .s { width: 1px; height: 1px; opacity: .4; animation: tw 4s ease-in-out infinite; }
.star-layer.l2 .s { width: 2px; height: 2px; opacity: .6; animation: tw 6s ease-in-out infinite; }
.star-layer.l3 .s { width: 3px; height: 3px; opacity: .8; animation: tw 3s ease-in-out infinite; }
@keyframes tw { 0%,100% { opacity: .2 } 50% { opacity: 1 } }

/* ─── Floating Particles ─── */
.particle {
  position: fixed; width: 4px; height: 4px; border-radius: 50%;
  pointer-events: none; z-index: 0;
  animation: drift linear infinite;
}
@keyframes drift {
  0%   { transform: translateY(0) translateX(0) scale(1); opacity: 0; }
  10%  { opacity: .6; }
  90%  { opacity: .4; }
  100% { transform: translateY(-100vh) translateX(40px) scale(0.3); opacity: 0; }
}

/* ─── Navigation ─── */
.nav-bar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  background: rgba(6,6,15,0.8);
  border-bottom: 1px solid var(--glass-border);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; height: 56px;
}
.nav-brand {
  font-family: 'Orbitron', sans-serif;
  font-weight: 900; font-size: 1rem;
  background: linear-gradient(135deg, var(--gold), #ffed4e);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; letter-spacing: 2px;
  display: flex; align-items: center; gap: 8px;
}
.nav-brand .brand-icon { font-size: 1.2rem; -webkit-text-fill-color: initial; }
.nav-links { display: flex; gap: 4px; }
.nav-links a {
  color: var(--text-mid); text-decoration: none;
  padding: 8px 16px; border-radius: var(--radius-sm);
  font-size: .85rem; font-weight: 700; letter-spacing: .5px;
  font-family: 'Orbitron', sans-serif;
  transition: all var(--transition-fast); position: relative;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--gold);
  background: var(--gold-subtle);
}
.nav-links a.active::after {
  content: ''; position: absolute; bottom: 4px; left: 50%; transform: translateX(-50%);
  width: 18px; height: 2px; background: var(--gold); border-radius: 2px;
}
.nav-refresh {
  background: rgba(255,215,0,0.1); border: 1px solid rgba(255,215,0,0.3);
  color: var(--gold); padding: 6px 14px; border-radius: var(--radius-sm);
  font-size: .8rem; cursor: pointer; transition: all var(--transition-fast);
  font-family: 'Orbitron', sans-serif; letter-spacing: 1px;
}
.nav-refresh:hover {
  background: rgba(255,215,0,0.2); box-shadow: 0 0 12px rgba(255,215,0,0.2);
}
.nav-refresh.loading { opacity: .6; pointer-events: none; }
.nav-update {
  font-size: .7rem; color: var(--text-dim);
  font-family: 'Noto Sans TC', sans-serif;
}

/* ─── Main Container ─── */
.main-wrap {
  position: relative; z-index: 1;
  max-width: 1200px; margin: 0 auto;
  padding: 72px 20px 40px;
}

/* ─── Glass Card ─── */
.glass {
  background: var(--bg-card);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}
.glass:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-deep);
  border-color: var(--border-glow);
}
.glass-light {
  background: var(--bg-card-light);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
}

/* ─── Section Titles ─── */
.section-head {
  display: flex; align-items: center; gap: 12px;
  margin: 40px 0 24px;
}
.section-head .icon { font-size: 1.6rem; }
.section-head h2 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.3rem; font-weight: 700;
  color: var(--gold); letter-spacing: 2px;
}
.section-head::after {
  content: ''; flex: 1; height: 1px;
  background: linear-gradient(90deg, var(--gold-dim), transparent);
}

/* ─── Buttons ─── */
.btn-gold {
  background: linear-gradient(135deg, var(--gold), #ffed4e);
  color: #0a0a1a; font-weight: 700; padding: 8px 20px;
  border-radius: var(--radius-sm); border: none; cursor: pointer;
  font-family: 'Orbitron', sans-serif; font-size: .8rem; letter-spacing: 1px;
  transition: all var(--transition-fast);
  box-shadow: 0 0 12px rgba(255,215,0,0.2);
}
.btn-gold:hover {
  box-shadow: 0 0 24px rgba(255,215,0,0.4); transform: translateY(-1px);
}
.btn-ghost {
  background: transparent; color: var(--text-mid);
  border: 1px solid var(--glass-border); padding: 6px 14px;
  border-radius: var(--radius-sm); cursor: pointer;
  transition: all var(--transition-fast); font-size: .8rem;
}
.btn-ghost:hover {
  color: var(--gold); border-color: var(--border-glow);
  background: var(--gold-subtle);
}

/* ─── Badges ─── */
.badge {
  padding: 3px 10px; border-radius: 10px;
  font-size: .7rem; font-weight: 700; display: inline-block;
}
.badge.ok   { background: rgba(0,255,136,.15); color: var(--neon-green); }
.badge.wip  { background: rgba(255,215,0,.15); color: var(--gold); }
.badge.pend { background: rgba(255,255,255,.06); color: var(--text-dim); }
.badge.red  { background: rgba(255,51,102,.15); color: var(--neon-red); }
.badge.blue { background: rgba(0,212,255,.15); color: var(--neon-blue); }

/* ─── Toast Notifications ─── */
.toast-container {
  position: fixed; top: 70px; right: 20px; z-index: 9999;
  display: flex; flex-direction: column; gap: 8px;
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  background: rgba(12,12,30,0.9); backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md); padding: 12px 20px;
  color: var(--text-bright); font-size: .85rem;
  box-shadow: var(--shadow-deep);
  animation: toastIn .3s ease, toastOut .3s ease 3s forwards;
  max-width: 340px;
}
.toast.toast-success { border-left: 3px solid var(--neon-green); }
.toast.toast-error   { border-left: 3px solid var(--neon-red); }
.toast.toast-info    { border-left: 3px solid var(--gold); }
@keyframes toastIn  { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }
@keyframes toastOut { from { opacity: 1; } to { opacity: 0; transform: translateX(40px); } }

/* ─── Countdown ─── */
.countdown-bar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 99;
  height: 3px; background: rgba(255,255,255,0.05);
}
.countdown-fill {
  height: 100%; background: linear-gradient(90deg, var(--gold-dim), var(--gold));
  transition: width 1s linear;
}

/* ─── Scroll Reveal ─── */
.reveal {
  opacity: 0; transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: rgba(255,255,255,0.03); }
::-webkit-scrollbar-thumb { background: rgba(255,215,0,0.2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,215,0,0.4); }

/* ─── Metric Card (shared) ─── */
.metric-card {
  background: linear-gradient(145deg, rgba(12,12,30,0.8), rgba(20,20,50,0.6));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: all var(--transition-normal);
}
.metric-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-deep);
}

/* ─── Ring / Score Circle ─── */
.ring { position: relative; width: 100px; height: 100px; }
.ring svg { transform: rotate(-90deg); }
.ring-track { fill: none; stroke: rgba(255,255,255,0.08); stroke-width: 8; }
.ring-fill { fill: none; stroke-width: 8; stroke-linecap: round; transition: stroke-dashoffset 1s ease, stroke 0.5s ease; }

/* ─── Responsive Breakpoints ─── */
@media (max-width: 768px) {
  .nav-inner { padding: 0 12px; }
  .nav-links a { padding: 6px 10px; font-size: .75rem; }
  .main-wrap { padding: 64px 12px 24px; }
  .section-head h2 { font-size: 1.1rem; }
  .desktop-only { display: none !important; }
  .mobile-tabs { display: flex !important; }
}

@media (max-width: 480px) {
  .nav-brand { font-size: .85rem; letter-spacing: 1px; }
  .nav-links a { padding: 5px 8px; font-size: .7rem; }
  .main-wrap { padding: 60px 10px 20px; }
}

/* ─── Mobile Tabs (for sixloop) ─── */
.mobile-tabs {
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 100;
  background: rgba(6,6,15,0.95); backdrop-filter: blur(16px);
  border-top: 1px solid var(--glass-border);
  padding: 8px 0; padding-bottom: max(8px, env(safe-area-inset-bottom));
}
.tab-btn {
  flex: 1; display: flex; flex-direction: column; align-items: center;
  gap: 2px; padding: 6px 0; border: none; background: none;
  color: var(--text-dim); font-size: .7rem; cursor: pointer;
  font-family: 'Noto Sans TC', sans-serif; transition: color var(--transition-fast);
}
.tab-btn.active { color: var(--gold); }
.tab-btn .tab-icon { font-size: 1.2rem; }

/* ─── Chart Containers ─── */
.chart-container {
  background: var(--bg-card); border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg); padding: 16px;
  position: relative;
}
.chart-container canvas { max-width: 100%; }

/* ─── Footer ─── */
.footer {
  text-align: center; padding: 36px 0 24px;
  border-top: 1px solid var(--glass-border);
  margin-top: 40px;
}
.footer p { color: var(--text-dim); font-size: .85rem; }
.footer .motto {
  font-family: 'Orbitron', sans-serif;
  color: var(--gold-dim); font-size: .8rem;
  letter-spacing: 2px; margin-top: 6px; opacity: .6;
}