/* ===========================================================================
   G11 · 賽博朋克駭客辛迪加 — Cyber Syndicate
   暗網指揮台樣式
   色板來源：opc-doc/art/G11-cyber-syndicate-art.md §2.1
   =========================================================================== */

/* ── CSS Variables (色板) ── */
:root {
  --dark-web:      #0E0814;
  --panel-bg:      #160A1F;
  --deep-purple:   #2D1B4E;
  --neon-magenta:  #FF2E97;
  --neon-violet:   #B14AFF;
  --acid-cyan:     #00F0FF;
  --deep-indigo:   #4A2C6B;
  --neon-green:    #39FF14;
  --node-gold:     #FFD700;
  --alert-red:     #FF4D4D;
  --warning-amber: #F5A623;
  --hacker-white:  #FFFFFF;
  --ghost-text:    #B0A0C0;
  --neon-grid:     #4A2C6B;

  --font-title:  'Orbitron', sans-serif;
  --font-ui:     'Rajdhani', sans-serif;
  --font-body:   'Noto Sans TC', sans-serif;
  --font-code:   'Share Tech Mono', monospace;
}

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

html { font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--dark-web);
  color: var(--hacker-white);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* 主廳背景圖（指令中心場景） */
body::before {
  content: '';
  position: fixed; inset: 0;
  background:
    linear-gradient(rgba(10, 6, 18, 0.9), rgba(10, 6, 18, 0.92)),
    url('images/g11_bg_command.webp') center/cover no-repeat;
  z-index: -2;
  pointer-events: none;
}

/* 背景網格（疊在照片之上） */
body::after {
  content: '';
  position: fixed; inset: 0;
  background-image:
    linear-gradient(var(--neon-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--neon-grid) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.15;
  pointer-events: none;
  z-index: -1;
}

/* 掃描線疊加（掃描線紋理圖 + 霓虹細線） */
.scanline-overlay {
  position: fixed; inset: 0;
  background:
    url('images/g11_bg_scanline.webp') center/cover no-repeat,
    repeating-linear-gradient(
      0deg,
      transparent 0,
      transparent 3px,
      rgba(0, 240, 255, 0.02) 3px,
      rgba(0, 240, 255, 0.02) 4px
    );
  opacity: 0.2;
  pointer-events: none;
  z-index: 0;
  animation: scanline-move 8s linear infinite;
}

@keyframes scanline-move {
  0%   { transform: translateY(0); }
  100% { transform: translateY(4px); }
}

/* ── Topbar ── */
.topbar {
  position: relative; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
  padding: 12px 24px;
  background: linear-gradient(135deg, var(--panel-bg) 0%, var(--dark-web) 100%);
  border-bottom: 2px solid var(--neon-magenta);
  box-shadow: 0 0 20px rgba(255, 46, 151, 0.3);
}

.game-title {
  font-family: var(--font-title);
  font-size: 28px; font-weight: 900;
  letter-spacing: 2px; text-transform: uppercase;
  background: linear-gradient(90deg, var(--neon-magenta), var(--acid-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 30px rgba(255, 46, 151, 0.5);
}

.game-logo {
  height: 40px; width: auto;
  border-radius: 8px;
  box-shadow: 0 0 12px rgba(255, 46, 151, 0.4);
  margin-right: 4px;
}

.topbar-actions {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
}

/* ── Buttons ── */
.btn-neon {
  font-family: var(--font-ui);
  font-size: 14px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 1px;
  border: 2px solid; border-radius: 8px;
  padding: 8px 16px; cursor: pointer;
  background: transparent;
  transition: all 0.15s ease;
  min-height: 44px;
  position: relative;
}

.btn-neon.cyan {
  border-color: var(--acid-cyan);
  color: var(--acid-cyan);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.2), inset 0 0 10px rgba(0, 240, 255, 0.05);
}
.btn-neon.cyan:hover {
  background: rgba(0, 240, 255, 0.1);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.4), inset 0 0 15px rgba(0, 240, 255, 0.1);
}

.btn-neon.magenta {
  border-color: var(--neon-magenta);
  color: var(--neon-magenta);
  box-shadow: 0 0 10px rgba(255, 46, 151, 0.2);
}
.btn-neon.magenta:hover {
  background: rgba(255, 46, 151, 0.1);
  box-shadow: 0 0 20px rgba(255, 46, 151, 0.4);
}

.btn-neon.green {
  border-color: var(--neon-green);
  color: var(--neon-green);
  box-shadow: 0 0 10px rgba(57, 255, 20, 0.2);
}
.btn-neon.green:hover {
  background: rgba(57, 255, 20, 0.1);
  box-shadow: 0 0 20px rgba(57, 255, 20, 0.4);
}

.btn-neon.large { font-size: 18px; padding: 12px 32px; }

.btn-neon:active { transform: scale(0.95); }

/* 語言下拉 */
.lang-wrapper { position: relative; display: inline-block; }
.lang-dropdown {
  position: absolute;
  top: 100%; right: 0;
  margin-top: 6px;
  background: var(--panel-bg);
  border: 2px solid var(--acid-cyan);
  border-radius: 8px;
  padding: 4px 0;
  z-index: 500;
  min-width: 140px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5), 0 0 15px rgba(0, 240, 255, 0.2);
}
.lang-dropdown[hidden] { display: none; }
.lang-dropdown button {
  display: block; width: 100%;
  padding: 10px 18px;
  background: transparent;
  color: var(--ghost-text);
  border: none; font-size: 14px;
  font-family: var(--font-body);
  cursor: pointer; text-align: left;
  transition: all 0.15s ease;
}
.lang-dropdown button:hover {
  background: rgba(0, 240, 255, 0.1);
  color: var(--acid-cyan);
}
.lang-dropdown button.active {
  color: var(--neon-magenta);
  font-weight: 700;
}

/* ── Main Layout ── */
.command-center {
  position: relative; z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 24px;
  display: flex; flex-direction: column; gap: 20px;
}

/* ── HUD: 資源條 ── */
.hud {
  display: flex; gap: 16px; flex-wrap: wrap;
  padding: 16px 20px;
  background: var(--panel-bg);
  border: 1px solid var(--deep-purple);
  border-radius: 12px;
  box-shadow: 0 0 15px rgba(45, 27, 78, 0.5);
}

.resource-bar {
  display: flex; align-items: center; gap: 10px;
  flex: 1; min-width: 160px;
}

.resource-label {
  font-family: var(--font-ui);
  font-size: 18px; font-weight: 600;
  white-space: nowrap;
}

.bar-track {
  flex: 1; height: 12px;
  background: var(--deep-indigo);
  border-radius: 6px;
  overflow: hidden;
  position: relative;
}

.bar-fill {
  height: 100%; width: 100%;
  border-radius: 6px;
  transition: width 0.3s ease;
}

.bar-fill.crypto   { background: var(--neon-green);  box-shadow: 0 0 10px rgba(57,255,20,0.5); }
.bar-fill.compute  { background: var(--neon-magenta);box-shadow: 0 0 10px rgba(255,46,151,0.5); }
.bar-fill.stealth  { background: var(--acid-cyan);   box-shadow: 0 0 10px rgba(0,240,255,0.5); }

.resource-value {
  font-family: var(--font-code);
  font-size: 18px; font-weight: 500;
  min-width: 48px; text-align: right;
}

.value-bump { animation: value-bump 0.22s ease; }
@keyframes value-bump {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.3); }
  100% { transform: scale(1); }
}

.bar-gain  { animation: bar-gain-fx 0.32s ease; }
.bar-loss  { animation: bar-loss-fx 0.32s ease; }
@keyframes bar-gain-fx { 0%,100% { filter: brightness(1); } 50% { filter: brightness(1.8); } }
@keyframes bar-loss-fx { 0%,100% { filter: brightness(1); } 50% { filter: brightness(0.4) hue-rotate(180deg); } }

/* 告警 */
.resource-bar.alert-warning .bar-fill {
  animation: warn-pulse 0.6s ease-in-out infinite;
}
.resource-bar.alert-critical .bar-fill {
  animation: crit-pulse 0.3s ease-in-out infinite;
}
@keyframes warn-pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.5; } }
@keyframes crit-pulse { 0%,100% { filter: brightness(1) hue-rotate(0); } 50% { filter: brightness(1.5) hue-rotate(60deg); } }

/* ── Node Map / 任務大廳 ── */
.node-map {
  background: var(--panel-bg);
  border: 1px solid var(--deep-purple);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 0 15px rgba(45, 27, 78, 0.5);
}

.node-map-header {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 16px;
  font-family: var(--font-title);
  font-size: 18px;
}

.season-label { color: var(--ghost-text); text-transform: uppercase; letter-spacing: 2px; }
.season-name  { color: var(--neon-magenta); font-weight: 700; }
.node-progress { color: var(--node-gold); font-family: var(--font-code); }

.node-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}

.node-btn {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  padding: 20px 16px;
  background: var(--dark-web);
  border: 2px solid var(--deep-purple);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 120px;
  position: relative;
  overflow: hidden;
}

.node-btn::before {
  content: '';
  position: absolute; inset: 0;
  opacity: 0; transition: opacity 0.3s ease;
}

.node-btn.firewall::before { background: radial-gradient(circle at center, rgba(255,46,151,0.15), transparent 70%); }
.node-btn.defense::before  { background: radial-gradient(circle at center, rgba(0,240,255,0.15), transparent 70%); }
.node-btn.crypto::before   { background: radial-gradient(circle at center, rgba(57,255,20,0.15), transparent 70%); }
.node-btn.virus::before    { background: radial-gradient(circle at center, rgba(177,74,255,0.15), transparent 70%); }

.node-btn:hover::before { opacity: 1; }
.node-btn:hover {
  border-color: var(--neon-magenta);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(255, 46, 151, 0.3);
}

.node-btn.firewall:hover { border-color: var(--neon-magenta); box-shadow: 0 4px 20px rgba(255, 46, 151, 0.3); }
.node-btn.defense:hover  { border-color: var(--acid-cyan); box-shadow: 0 4px 20px rgba(0, 240, 255, 0.3); }
.node-btn.crypto:hover   { border-color: var(--neon-green); box-shadow: 0 4px 20px rgba(57, 255, 20, 0.3); }
.node-btn.virus:hover    { border-color: var(--neon-violet); box-shadow: 0 4px 20px rgba(177, 74, 255, 0.3); }

.node-btn:active { transform: scale(0.97); }

.node-icon { font-size: 36px; }
.node-label {
  font-family: var(--font-ui);
  font-size: 16px; font-weight: 700;
  color: var(--hacker-white);
  text-align: center;
}
.node-tag {
  font-family: var(--font-code);
  font-size: 12px;
  color: var(--ghost-text);
}

/* 資源 badge */
.resource-badge {
  position: absolute;
  top: 6px;
  right: 8px;
  font-family: var(--font-code);
  font-size: 18px;
  background: rgba(0, 0, 0, 0.75);
  border: 1.5px solid var(--acid-cyan);
  border-radius: 10px;
  padding: 2px 8px;
  color: var(--acid-cyan);
  pointer-events: none;
  z-index: 2;
}

/* 已攻陷 */
.node-btn.conquered {
  border-color: var(--node-gold);
  box-shadow: 0 0 15px rgba(255, 215, 0, 0.3);
}
.node-btn.conquered .node-icon::after {
  content: ' ✓';
  color: var(--node-gold);
}

/* ── Game Root / iframe（全屏覆蓋層，參考 G1，按鈕注入 iframe 內部） ── */
.game-root {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(14, 8, 20, 0.92);
  padding: 16px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}
.game-root.active {
  opacity: 1;
  visibility: visible;
}

.game-root iframe {
  width: min(880px, 96vw);
  height: min(640px, 94vh);
  border: 2px solid var(--neon-magenta);
  border-radius: 12px;
  box-shadow: 0 0 30px rgba(255, 46, 151, 0.3);
  background: var(--dark-web);
}

/* ── Modal Overlay ── */
.modal-overlay {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background:
    linear-gradient(rgba(10, 6, 18, 0.9), rgba(10, 6, 18, 0.92)),
    url('images/g11_bg_modal.webp') center/cover no-repeat;
  backdrop-filter: blur(4px);
  z-index: 10000;
}
.modal-overlay[hidden] { display: none; }

.modal-content {
  background:
    linear-gradient(rgba(10, 6, 18, 0.9), rgba(10, 6, 18, 0.92)),
    url('images/g11_bg_modal.webp') center/cover no-repeat;
  border: 2px solid var(--neon-magenta);
  border-radius: 16px;
  padding: 40px;
  max-width: 480px; width: 90%;
  text-align: center;
  box-shadow: 0 0 40px rgba(255, 46, 151, 0.3);
  animation: modal-glitch 0.3s ease;
}
@keyframes modal-glitch {
  0%   { transform: translate(0); opacity: 0; }
  20%  { transform: translate(-3px, 2px); }
  40%  { transform: translate(3px, -2px); }
  60%  { transform: translate(-2px, -1px); }
  80%  { transform: translate(2px, 1px); }
  100% { transform: translate(0); opacity: 1; }
}

.gamewin-content { border-color: var(--neon-green); box-shadow: 0 0 40px rgba(57, 255, 20, 0.3); }

.modal-content h2 {
  font-family: var(--font-title);
  font-size: 28px; font-weight: 900;
  margin-bottom: 12px;
}
.gameover-content h2 { color: var(--alert-red); text-shadow: 0 0 20px rgba(255, 77, 77, 0.5); }
.gamewin-content h2 { color: var(--neon-green); text-shadow: 0 0 20px rgba(57, 255, 20, 0.5); }

.modal-content p { color: var(--ghost-text); margin-bottom: 16px; }

.modal-stats {
  font-family: var(--font-code);
  font-size: 14px;
  color: var(--acid-cyan);
  text-align: left;
  margin: 16px 0;
  padding: 12px;
  background: var(--dark-web);
  border: 1px solid var(--deep-purple);
  border-radius: 8px;
  line-height: 1.8;
}

/* ── 色盲模式 ── */
body.colorblind .bar-fill.crypto  { background: #0072B2; box-shadow: 0 0 10px rgba(0,114,178,0.5); }
body.colorblind .bar-fill.compute { background: #D55E00; box-shadow: 0 0 10px rgba(213,94,0,0.5); }
body.colorblind .bar-fill.stealth { background: #009E73; box-shadow: 0 0 10px rgba(0,158,115,0.5); }

/* ── 震動 ── */
body.shake { animation: body-shake 0.15s ease; }
@keyframes body-shake {
  0%, 100% { transform: translate(0); }
  25% { transform: translate(-3px, 1px); }
  50% { transform: translate(3px, -1px); }
  75% { transform: translate(-2px, -2px); }
}

/* ── 玩法說明彈窗 ── */
.help-panel {
  max-width: 500px;
  width: 90%;
  max-height: 85vh;
  overflow-y: auto;
}
.help-panel h2 {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--acid-cyan);
  margin-bottom: 12px;
  text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
}
.help-panel p {
  font-family: var(--font-ui);
  font-size: 14px;
  color: var(--hacker-white);
  margin-bottom: 12px;
  line-height: 1.6;
}
.help-panel ul {
  list-style: none;
  padding: 0;
  margin-bottom: 16px;
}
.help-panel ul li {
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--ghost-text);
  padding: 4px 0;
  line-height: 1.5;
}
.help-panel .btn-neon {
  display: block;
  margin: 0 auto;
}

/* ── 響應式 ── */
@media (max-width: 768px) {
  .topbar { padding: 10px 16px; }
  .game-title { font-size: 20px; }
  .command-center { padding: 12px 16px; }
  .hud { gap: 10px; padding: 12px; }
  .resource-bar { min-width: 100%; }
  .node-grid { grid-template-columns: repeat(2, 1fr); }
  .game-root iframe { height: 500px; }
}