/* ============ MATRIX Arcade 样式 ============ */
:root {
  --green: #00ff41;
  --green-dim: #0a8a2a;
  --green-glow: rgba(0, 255, 65, 0.55);
  --bg: #000000;
  --panel: rgba(0, 20, 4, 0.72);
  --panel-border: rgba(0, 255, 65, 0.25);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--green);
  font-family: "Courier New", "Consolas", monospace;
  overflow-x: hidden;
  min-height: 100vh;
}

/* 代码雨背景 */
#matrix-rain {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.55;
  pointer-events: none;
}

/* 内容层 */
.topbar, .hero, .conveyors, .tv-section, .foot { position: relative; z-index: 2; }

/* ============ 顶栏 ============ */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px;
  border-bottom: 1px solid var(--panel-border);
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
  position: sticky;
  top: 0;
  z-index: 30;
}
.brand {
  font-size: 20px;
  font-weight: bold;
  letter-spacing: 3px;
  text-shadow: 0 0 8px var(--green-glow);
}
.blink { animation: blink 1s steps(2) infinite; }
@keyframes blink { 0%, 50% { opacity: 1; } 50.01%, 100% { opacity: 0; } }

.tools { display: flex; gap: 10px; }
.tbtn {
  background: var(--panel);
  color: var(--green);
  border: 1px solid var(--panel-border);
  padding: 8px 14px;
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
  border-radius: 4px;
  transition: all .15s;
}
.tbtn:hover { background: rgba(0, 255, 65, 0.15); box-shadow: 0 0 10px var(--green-glow); }
.tbtn.ghost { opacity: .8; }

/* ============ Hero ============ */
.hero {
  min-height: 92vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.matrix-title {
  font-size: clamp(60px, 18vw, 240px);
  font-weight: 900;
  letter-spacing: 8px;
  color: var(--green);
  text-shadow:
    0 0 6px var(--green),
    0 0 20px var(--green-glow),
    0 0 40px var(--green-glow);
  position: relative;
  animation: flicker 4s infinite;
}
/* 故障/扫描线效果 */
.matrix-title::before {
  content: attr(data-text);
  position: absolute;
  left: 2px; top: 0;
  color: rgba(0, 255, 65, 0.6);
  clip-path: inset(0 0 55% 0);
  animation: glitch 3.2s infinite linear alternate;
}
@keyframes glitch {
  0% { transform: translate(0, 0); }
  20% { transform: translate(-3px, 1px); }
  40% { transform: translate(2px, -1px); }
  60% { transform: translate(-2px, 0); }
  100% { transform: translate(1px, 1px); }
}
@keyframes flicker {
  0%, 19%, 21%, 55%, 57%, 100% { opacity: 1; }
  20%, 56% { opacity: 0.78; }
}
.hero-sub {
  margin-top: 18px;
  font-size: 14px;
  opacity: .8;
  letter-spacing: 1px;
}
.scroll-hint {
  margin-top: 46px;
  font-size: 13px;
  opacity: .7;
  animation: bob 1.8s ease-in-out infinite;
}
@keyframes bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(8px); } }

/* ============ 区块标题 ============ */
.section-head {
  font-size: 18px;
  letter-spacing: 2px;
  padding: 26px 24px 12px;
  text-shadow: 0 0 6px var(--green-glow);
  display: flex;
  align-items: center;
  gap: 10px;
}
.dot {
  width: 10px; height: 10px;
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--green-glow);
  animation: pulse 1.4s infinite;
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .3; } }

/* ============ 传送带 ============ */
.conveyors { padding-bottom: 30px; }
#conveyor-list { display: flex; flex-direction: column; gap: 30px; }
.style-row { padding: 0 24px; }
.style-label {
  font-size: 14px;
  opacity: .85;
  margin-bottom: 10px;
  letter-spacing: 1px;
}
.style-label::before { content: "▸ "; }

.belt-viewport {
  overflow: hidden;
  position: relative;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.belt-track {
  display: flex;
  gap: 18px;
  width: max-content;
  animation: scroll-right 38s linear infinite;
}
.belt-viewport:hover .belt-track { animation-play-state: paused; }
@keyframes scroll-right {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============ 截图预览卡片 ============ */
.card {
  width: 220px;
  flex: 0 0 220px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  position: relative;
  transition: transform .18s, box-shadow .18s, border-color .18s;
}
.card:hover { transform: translateY(-8px); box-shadow: 0 0 18px var(--green-glow); border-color: var(--green); }
.card.playing { transform: translateY(-8px); border-color: var(--green); box-shadow: 0 0 22px var(--green-glow); }

.card .preview {
  width: 100%;
  height: 140px;
  overflow: hidden;
  background: #020a04;
  position: relative;
  border-bottom: 1px solid var(--panel-border);
}
.card .preview .shot {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .3s;
}
.card:hover .preview .shot { transform: scale(1.06); }
.card .no-shot {
  width: 100%; height: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 6px;
  font-size: 28px; color: var(--green); opacity: .4;
}
.card .no-shot span { font-size: 11px; opacity: .7; }
.card .name {
  padding: 10px 12px;
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.card.playing .name { color: var(--green); font-weight: bold; }
.card .name {
  padding: 10px 12px 12px;
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.style-tag {
  position: absolute;
  top: 8px; right: 8px;
  background: rgba(0, 0, 0, 0.7);
  border: 1px solid var(--green);
  color: var(--green);
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 10px;
  z-index: 3;
  text-shadow: 0 0 4px var(--green-glow);
}

/* ============ 复古电视 ============ */
.tv-section { padding-bottom: 60px; }
.tv-wrap { display: flex; flex-direction: column; align-items: center; gap: 30px; padding: 0 24px; }
.tv {
  width: 66vw;
  max-width: 1000px;
  background: linear-gradient(160deg, #2b2b2b, #141414);
  border-radius: 18px;
  padding: 18px;
  box-shadow: 0 18px 50px rgba(0,0,0,.8), inset 0 0 0 2px #000;
  position: relative;
}
.tv-top { display: flex; justify-content: space-between; align-items: center; padding: 0 6px 10px; }
.tv-brand { color: #cfcfcf; font-size: 13px; letter-spacing: 2px; text-shadow: 0 0 4px #0f0; }
.tv-knobs { display: flex; gap: 8px; }
.knob { width: 16px; height: 16px; border-radius: 50%; background: radial-gradient(circle at 30% 30%, #888, #222); box-shadow: inset 0 0 3px #000; }
.tv-screen {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  background: #051a08;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: inset 0 0 30px rgba(0,0,0,.9);
}
.tv-screen iframe {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  border: none;
  opacity: 0;
  transition: opacity .25s;
}
.tv-screen.on iframe { opacity: 1; }
.tv-screen.on .tv-static { opacity: 0; }
.tv-screen.on .tv-off-label { display: none; }
.tv-static {
  position: absolute; inset: 0;
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,.05) 0 1px, transparent 1px 3px),
    radial-gradient(circle, rgba(0,255,65,.08), transparent 70%);
  opacity: 1;
  animation: static-noise .12s steps(3) infinite;
}
@keyframes static-noise { 0% { transform: translateY(0); } 50% { transform: translateY(-2px); } 100% { transform: translateY(2px); } }
.tv-off-label {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: #4be37a; opacity: .7; font-size: 14px; letter-spacing: 1px;
}
.tv-bottom { display: flex; align-items: center; gap: 16px; padding: 12px 6px 2px; }
.power-btn {
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 2px solid #555;
  background: radial-gradient(circle at 35% 35%, #3a3a3a, #111);
  color: #888;
  font-size: 18px;
  cursor: pointer;
  transition: all .2s;
}
.power-btn.on { color: var(--green); border-color: var(--green); box-shadow: 0 0 14px var(--green-glow); }
.tv-info {
  flex: 1; display: flex; align-items: center; gap: 10px;
}
.tv-game-name {
  color: #9fe37a; font-size: 13px; flex: 1;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.tv-like {
  background: rgba(0,0,0,.5); border: 1px solid var(--green); color: var(--green);
  padding: 4px 12px; border-radius: 16px; cursor: pointer;
  font-family: inherit; font-size: 13px; transition: all .15s; white-space: nowrap;
}
.tv-like:hover { background: rgba(0,255,65,.18); box-shadow: 0 0 8px var(--green-glow); }
.tv-like.liked { background: var(--green); color: #000; }
.tv-speaker {
  flex: 1; height: 26px;
  background: repeating-linear-gradient(90deg, #1a1a1a 0 3px, #2a2a2a 3px 6px);
  border-radius: 4px;
}

/* ============ 播放器弹窗 ============ */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.86);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  backdrop-filter: blur(3px);
}
.modal.show { display: flex; }
.player-screen {
  width: min(960px, 94vw);
  height: min(78vh, 720px);
  background: #000;
  border: 1px solid var(--green);
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 0 40px var(--green-glow);
  position: relative;
}
.player-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: rgba(0, 20, 4, 0.9);
  border-bottom: 1px solid var(--panel-border);
}
.like-btn {
  background: rgba(0,0,0,.5);
  border: 1px solid var(--green);
  color: var(--green);
  padding: 6px 12px;
  border-radius: 20px;
  cursor: pointer;
  font-family: inherit;
  font-size: 14px;
  transition: all .15s;
}
.like-btn:hover { background: rgba(0,255,65,.18); box-shadow: 0 0 10px var(--green-glow); }
.like-btn.liked { background: var(--green); color: #000; }
.player-title { flex: 1; font-size: 14px; opacity: .85; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.close-btn {
  background: transparent; border: none; color: var(--green);
  font-size: 20px; cursor: pointer; padding: 4px 10px;
}
.close-btn:hover { text-shadow: 0 0 10px var(--green-glow); }
.player-screen iframe { flex: 1; width: 100%; border: none; background: #fff; }

/* ============ 通用弹窗 ============ */
.modal-box {
  background: #04140a;
  border: 1px solid var(--green);
  border-radius: 10px;
  padding: 24px;
  width: min(420px, 92vw);
  box-shadow: 0 0 30px var(--green-glow);
}
.modal-box.wide { width: min(560px, 94vw); }
.modal-box h3 { font-size: 18px; margin-bottom: 8px; letter-spacing: 1px; }
.modal-box .hint { font-size: 12px; opacity: .7; margin-bottom: 14px; }
.modal-box input, .modal-box select {
  width: 100%;
  background: #000;
  border: 1px solid var(--panel-border);
  color: var(--green);
  padding: 10px 12px;
  font-family: inherit;
  border-radius: 6px;
  font-size: 14px;
}
.modal-box input:focus, .modal-box select:focus { outline: none; border-color: var(--green); box-shadow: 0 0 8px var(--green-glow); }
.field { display: block; margin-top: 14px; font-size: 13px; opacity: .85; }
.modal-actions { display: flex; gap: 10px; margin-top: 18px; justify-content: flex-end; }
.modal-actions button {
  padding: 9px 18px; border-radius: 6px; cursor: pointer; font-family: inherit; font-size: 14px;
  border: 1px solid var(--panel-border); background: transparent; color: var(--green);
}
.modal-actions .primary { background: var(--green); color: #000; border-color: var(--green); font-weight: bold; }
.modal-actions .primary:hover { box-shadow: 0 0 12px var(--green-glow); }
.modal-actions .ghost:hover { background: rgba(0,255,65,.12); }

.upload-list { display: flex; flex-direction: column; gap: 8px; max-height: 200px; overflow-y: auto; }
.upload-list .uf {
  display: flex; justify-content: space-between; align-items: center;
  background: #000; border: 1px solid var(--panel-border);
  padding: 8px 12px; border-radius: 6px; font-size: 13px;
}
.upload-list .uf .x { cursor: pointer; color: #ff6b6b; }

/* 上传弹窗：标签页切换 */
.tabs { display: flex; gap: 6px; margin-bottom: 14px; }
.tab {
  flex: 1; padding: 9px 10px; cursor: pointer; font-family: inherit; font-size: 13px;
  background: #000; color: var(--green); border: 1px solid var(--panel-border);
  border-radius: 6px 6px 0 0; opacity: .7; transition: all .15s;
}
.tab:hover { opacity: 1; }
.tab.active {
  opacity: 1; background: rgba(0,255,65,.12);
  border-bottom-color: var(--green); box-shadow: 0 0 10px var(--green-glow);
}
.tab-pane { display: block; }
.tab-pane.hidden { display: none; }
.hidden { display: none !important; }

/* 代码粘贴模式：文件名 + 代码框 */
.field-input {
  width: 100%; background: #000; border: 1px solid var(--panel-border);
  color: var(--green); padding: 10px 12px; font-family: inherit;
  border-radius: 6px; font-size: 14px; margin-bottom: 10px;
}
.field-input:focus { outline: none; border-color: var(--green); box-shadow: 0 0 8px var(--green-glow); }
#code-area {
  width: 100%; min-height: 200px; resize: vertical;
  background: #000; border: 1px solid var(--panel-border); color: var(--green);
  padding: 12px; font-family: "Courier New", monospace; font-size: 13px; line-height: 1.5;
  border-radius: 6px; margin-bottom: 6px;
}
#code-area:focus { outline: none; border-color: var(--green); box-shadow: 0 0 8px var(--green-glow); }
#code-area::placeholder { color: rgba(0,255,65,.45); }

/* 全局提示条 toast */
.toast {
  position: fixed; left: 50%; bottom: 32px;
  transform: translateX(-50%) translateY(20px);
  background: #04140a; border: 1px solid var(--green); color: var(--green);
  padding: 12px 22px; border-radius: 8px; font-family: inherit; font-size: 14px;
  box-shadow: 0 0 24px var(--green-glow); z-index: 200;
  opacity: 0; pointer-events: none; transition: all .25s ease;
  max-width: 90vw; text-align: center;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.err { border-color: #ff6b6b; color: #ff8b8b; box-shadow: 0 0 24px rgba(255,107,107,.5); }

/* ============ 拖拽遮罩 ============ */
.drop-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0, 30, 8, 0.9);
  border: 4px dashed var(--green);
  display: none;
  align-items: center; justify-content: center;
}
.drop-overlay.show { display: flex; }
.drop-inner { font-size: 26px; letter-spacing: 2px; text-shadow: 0 0 12px var(--green-glow); }

.empty-tip { padding: 30px 24px; opacity: .6; font-size: 14px; text-align: center; }
.foot { text-align: center; padding: 30px; font-size: 12px; opacity: .5; border-top: 1px solid var(--panel-border); }

/* ============ 局域网分享 ============ */
.share-fab {
  position: fixed; right: 18px; bottom: 18px; z-index: 40;
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--panel); border: 1px solid var(--green); color: var(--green);
  font-size: 22px; cursor: pointer; box-shadow: 0 0 14px var(--green-glow);
  transition: box-shadow .15s;
}
.share-fab:hover { box-shadow: 0 0 24px var(--green-glow); }
.share-panel {
  position: fixed; right: 18px; bottom: 82px; z-index: 41;
  width: 260px; background: #04140a; border: 1px solid var(--green);
  border-radius: 10px; padding: 16px; display: none;
  box-shadow: 0 0 24px var(--green-glow);
}
.share-panel.show { display: block; }
.share-head { font-size: 14px; letter-spacing: 1px; margin-bottom: 10px; text-shadow: 0 0 6px var(--green-glow); }
.share-url {
  font-size: 12px; word-break: break-all; background: #000;
  border: 1px solid var(--panel-border); padding: 8px; border-radius: 6px; margin-bottom: 10px;
}
.share-panel .tbtn { width: 100%; margin-bottom: 10px; }
.share-qr { display: flex; justify-content: center; background: #fff; padding: 8px; border-radius: 6px; }
.share-qr img { width: 200px; height: 200px; }
.share-tip { font-size: 11px; opacity: .6; margin-top: 8px; text-align: center; }

/* ============ 移动端全屏播放层 ============ */
.mobile-player {
  position: fixed; inset: 0; z-index: 9999;
  background: #000; display: none;
}
.mobile-player.show { display: block; }
.mobile-player iframe { width: 100%; height: 100%; border: 0; background: #fff; }
.mp-back {
  position: fixed; top: max(12px, env(safe-area-inset-top)); left: 12px;
  z-index: 10001;
  background: rgba(0,0,0,.6); color: #00ff41;
  border: 1px solid #00ff41; border-radius: 8px;
  padding: 10px 16px; font-size: 16px; font-weight: bold;
  cursor: pointer; font-family: inherit;
  box-shadow: 0 0 12px rgba(0,255,65,.5);
}
.mp-rotate {
  position: fixed; inset: 0; z-index: 10000;
  background: rgba(0,0,0,.94); color: #00ff41;
  display: none; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center; font-size: 19px; line-height: 1.7; letter-spacing: 1px;
  padding: 30px; text-shadow: 0 0 14px rgba(0,255,65,.6);
}
.mp-rotate::before { content: '📱'; font-size: 56px; display: block; margin-bottom: 18px; }

/* 手机模式：隐藏复古电视；竖屏 / 横屏都直接全屏游玩，不显示「请横屏」遮罩 */
body.phone .tv-section { display: none !important; }
body.phone .mp-rotate { display: none !important; }

/* 竖屏移动端：隐藏上方电视机，直接展示下方游戏列表 */
@media (max-width: 820px) and (orientation: portrait) {
  .tv-section { display: none !important; }
  .hero { min-height: 56vh; }
  .matrix-title { font-size: clamp(56px, 22vw, 120px); }
  .topbar { flex-wrap: wrap; gap: 8px; padding: 10px 12px; }
  .topbar .tools { gap: 6px; }
  .topbar .tbtn { font-size: 12px; padding: 6px 10px; }
  .card { width: 150px; flex: 0 0 150px; }
  .style-row { padding: 14px 0; }
  .section-head { font-size: 13px; }
}