/* 终端播放器 · 模拟屏 */
:root{
  --amber:#ffb45c;
  --ink:#05070c;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  background:#000;color:#fff;font-family:var(--font);overflow:hidden;
  -webkit-font-smoothing:antialiased;
}
.player{position:fixed;inset:0;display:grid;place-items:center;background:#000}
.stage{
  position:relative;width:100%;height:100%;overflow:hidden;background:#05070c;
}
.stage__media{position:absolute;inset:0}
.stage__media img,.stage__media video{
  width:100%;height:100%;object-fit:cover;display:block;
}
.stage__video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;background:#000}
/* 远程调亮度：盖一层黑，压在内容上面、状态条与提示下面（z-index 25） */
.dim{position:absolute;inset:0;z-index:25;pointer-events:none}
.stage__scrim{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.12),rgba(0,0,0,.32))}
.stage__text{
  position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;
  padding:8% 9%;background:linear-gradient(120deg,rgba(4,9,16,.92),rgba(4,9,16,.5));
}
.stage__text h1{font-size:clamp(26px,4.6vw,64px);line-height:1.22;font-weight:700;text-wrap:balance;letter-spacing:-.01em}
.stage__text p{margin-top:2%;font-size:clamp(13px,1.5vw,24px);color:rgba(255,255,255,.72);line-height:1.7;max-width:32em}

.stage.layout-split{display:grid;grid-template-columns:1.25fr 1fr}
.stage.layout-split .stage__media{position:relative;inset:auto;height:100%;min-height:0}
.stage.layout-split .stage__media img,.stage.layout-split .stage__media video{height:100%}
.stage.layout-split .stage__text{
  position:relative;inset:auto;height:100%;justify-content:center;
  background:linear-gradient(160deg,#0e1c26,#05090f);
}
.stage.layout-banner .stage__text{
  inset:auto 0 0 0;justify-content:flex-end;padding:6% 5%;
  background:linear-gradient(0deg,rgba(3,6,12,.95),rgba(3,6,12,.05));
}
.stage.layout-banner .stage__text h1{font-size:clamp(22px,3.6vw,50px)}
.stage.is-portrait{width:min(100vw,calc(100vh * 9 / 16));height:100%}
.stage.is-portrait.layout-split{grid-template-columns:1fr;grid-template-rows:1.3fr .7fr}

/* 素材即时下发指定了设备尺寸：按目标屏幕的宽高比开一块画布，终端屏幕多出来的部分留黑 */
.stage.is-preset.is-portrait{width:100%;height:100%}
.stage.is-preset .stage__media{display:grid;place-items:center}
.push-canvas{position:relative;overflow:hidden;background:#05070c;box-shadow:0 0 0 1px rgba(255,255,255,.08)}
.push-canvas__back{position:absolute;inset:-8%;background-size:cover;background-position:center;
  filter:blur(26px) brightness(.42);transform:scale(1.04)}
.push-canvas__img{position:absolute;inset:0;width:100%;height:100%;display:block;object-fit:cover;z-index:1}
.push-canvas.is-contain .push-canvas__img{object-fit:contain}
.push-canvas.is-cover .push-canvas__back{display:none}
.push-canvas__tag{
  position:absolute;top:10px;left:10px;z-index:3;font-size:10.5px;letter-spacing:.06em;
  color:rgba(255,255,255,.55);background:rgba(0,0,0,.42);border:1px solid rgba(255,255,255,.14);
  border-radius:99px;padding:3px 9px;backdrop-filter:blur(6px);
}
/* 画布里的文字按画布宽度缩放，--push-scale 是尺寸预设给的字号倍率（大屏放大、手机收一点） */
.push-canvas .push-canvas__text{position:absolute;inset:0;z-index:2;padding:8% 9%}
.push-canvas__text h1{font-size:calc(var(--push-w,1280) * 0.04px * var(--push-scale,1));line-height:1.22}
.push-canvas__text p{font-size:calc(var(--push-w,1280) * 0.018px * var(--push-scale,1));line-height:1.75}
.screen__badge{
  position:absolute;left:14px;bottom:52px;z-index:4;font-size:10px;letter-spacing:.08em;
  color:#ffd7a3;background:rgba(0,0,0,.5);border:1px solid rgba(255,180,92,.32);
  padding:3px 8px;border-radius:5px;backdrop-filter:blur(6px);
}

/* 待机 */
.idle{
  position:absolute;inset:0;display:grid;place-items:center;text-align:center;
  background:
    radial-gradient(60% 50% at 50% 40%,rgba(255,180,92,.10),transparent 70%),
    linear-gradient(160deg,#080d16,#04070c);
}
.idle__in{display:grid;justify-items:center;gap:14px}
.idle__in img{width:56px;height:56px;opacity:.9}
.idle h2{font-size:clamp(18px,2.4vw,26px);font-weight:500;color:rgba(255,255,255,.8)}
.idle p{font-size:13px;color:rgba(255,255,255,.4)}
.idle small{font-family:var(--mono,monospace);font-size:11px;color:rgba(255,255,255,.3);letter-spacing:.08em}

/* 应急 */
.emergency{
  position:absolute;inset:0;z-index:20;display:flex;flex-direction:column;justify-content:center;
  padding:7% 8%;background:
    radial-gradient(80% 70% at 80% 10%,rgba(255,90,90,.22),transparent 70%),
    linear-gradient(150deg,#2a0b0b,#120404 70%);
}
.emergency__flag{
  display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.22em;
  color:#ff8f8f;margin-bottom:3%;
}
.emergency__flag i{width:8px;height:8px;border-radius:50%;background:#ff5a5a;box-shadow:0 0 14px #ff5a5a;animation:blink 1.4s infinite}
@keyframes blink{50%{opacity:.25}}
.emergency h1{font-size:clamp(30px,5.4vw,76px);line-height:1.16;font-weight:700;max-width:18em;text-wrap:balance}
.emergency p{margin-top:3%;font-size:clamp(14px,1.7vw,27px);line-height:1.85;color:rgba(255,255,255,.84);max-width:30em}
.emergency__meta{margin-top:4%;display:flex;gap:22px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5)}

/* 底部状态条 */
.hud{
  position:absolute;left:0;right:0;bottom:0;z-index:30;display:flex;align-items:center;gap:14px;
  padding:10px 18px;font-size:11px;color:rgba(255,255,255,.5);
  background:linear-gradient(0deg,rgba(0,0,0,.62),transparent);
}
.hud__dot{width:6px;height:6px;border-radius:50%;background:#5fd6a5;box-shadow:0 0 8px #5fd6a5}
.hud__dot--off{background:#ff6b6b;box-shadow:0 0 8px #ff6b6b}
.hud__code{font-family:var(--mono,monospace);letter-spacing:.06em;color:rgba(255,255,255,.65)}
.hud .spacer{flex:1}
.hud__offline{display:none;color:#ff9c9c;border:1px solid rgba(255,107,107,.35);border-radius:99px;padding:2px 9px}
.hud__offline.is-on{display:inline-block}

.progress{position:absolute;left:0;right:0;bottom:0;height:3px;background:rgba(255,255,255,.08);z-index:31}
.progress i{display:block;height:100%;width:0;background:var(--amber);box-shadow:0 0 10px rgba(255,180,92,.6)}

/* 手势提示 */
.tap-hint{
  position:absolute;top:14px;right:16px;z-index:32;font-size:10.5px;letter-spacing:.06em;
  color:rgba(255,255,255,.45);border:1px solid rgba(255,255,255,.14);border-radius:99px;
  padding:3px 10px;background:rgba(0,0,0,.3);backdrop-filter:blur(6px);
  opacity:0;transition:opacity .3s;
}
body:hover .tap-hint{opacity:1}

/* 远程指令提示 */
.cmd-toast{
  position:absolute;left:50%;top:8%;transform:translateX(-50%) translateY(-8px);z-index:40;
  padding:10px 18px;border-radius:99px;background:rgba(255,180,92,.14);border:1px solid rgba(255,180,92,.4);
  color:#ffd7a3;font-size:13px;opacity:0;transition:opacity .25s,transform .25s;pointer-events:none;
}
.cmd-toast.is-on{opacity:1;transform:translateX(-50%) translateY(0)}

/* 运维消息横幅（远程协助「发送提示」） */
.remote-msg{
  position:fixed;left:50%;top:6%;z-index:60;max-width:78vw;
  transform:translate(-50%,-10px);padding:13px 22px;border-radius:14px;
  background:rgba(255,180,92,.14);border:1px solid rgba(255,180,92,.45);
  color:#ffe2bd;font-size:clamp(14px,1.5vw,20px);line-height:1.5;text-align:center;
  backdrop-filter:blur(8px);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;
}
.remote-msg.is-on{opacity:1;transform:translate(-50%,0)}

/* 程序更新提示（平台发布了新版本时出现在左下角） */
.upd{
  position:fixed;left:18px;bottom:52px;z-index:65;width:min(320px,72vw);display:grid;gap:8px;
  padding:13px 14px;border-radius:12px;background:rgba(8,12,20,.92);
  border:1px solid rgba(255,180,92,.42);backdrop-filter:blur(10px);
  box-shadow:0 12px 34px rgba(0,0,0,.45);
}
.upd__head{display:flex;align-items:center;gap:8px}
.upd__head b{font-size:12.5px;font-weight:600;color:#ffe2bd}
.upd__x{margin-left:auto;width:20px;height:20px;border:0;border-radius:5px;background:transparent;
  color:rgba(255,255,255,.45);font-size:14px;line-height:1;cursor:pointer}
.upd__x:hover{color:#fff}
.upd__note{font-size:11.5px;line-height:1.65;color:rgba(255,255,255,.6)}
.upd__row{display:flex;align-items:center;gap:10px}
.upd__size{font-size:10.5px;color:rgba(255,255,255,.35)}
.upd__go{margin-left:auto;padding:6px 14px;border-radius:7px;font-size:11.5px;cursor:pointer;
  font-family:inherit;border:1px solid rgba(255,180,92,.5);background:rgba(255,180,92,.18);color:#ffe2bd}
.upd__go:hover{background:rgba(255,180,92,.28)}

/* 老外壳（v1.1.0 及以前，没有内置安装能力）点「立即更新」后的手工安装向导：
   下载码 + 地址直接摆在屏上，现场扫一下装一次，不用去控制台翻地址 */
.upd-guide{position:fixed;inset:0;z-index:80;display:grid;place-items:center;padding:24px;
  background:rgba(3,6,12,.84);backdrop-filter:blur(6px)}
.upd-guide__card{width:min(560px,92vw);max-height:92vh;overflow:auto;display:grid;gap:14px;
  padding:22px 24px;border-radius:16px;background:#0a0f18;border:1px solid rgba(255,180,92,.35);
  box-shadow:0 24px 60px rgba(0,0,0,.6);text-align:left}
.upd-guide__card h2{font-size:17px;font-weight:600;color:#ffe2bd}
.upd-guide__card p{font-size:12.5px;line-height:1.85;color:rgba(255,255,255,.72)}
.upd-guide__card p b{color:#ffd7a3;font-weight:600}
.upd-guide__qr{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.upd-guide__qr img{width:168px;height:168px;border-radius:10px;background:#fff;padding:8px;flex:none}
.upd-guide__qr ol{margin:0;padding-left:18px;font-size:12px;line-height:2.05;color:rgba(255,255,255,.7)}
.upd-guide__noqr{font-size:12px;line-height:1.7;color:rgba(255,255,255,.55);
  border:1px dashed rgba(255,255,255,.2);border-radius:10px;padding:14px 16px}
.upd-guide__url{font-family:var(--mono,monospace);font-size:11.5px;line-height:1.7;
  padding:9px 11px;border-radius:8px;background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);color:#ffd7a3;word-break:break-all;user-select:all}
.upd-guide__row{display:flex;justify-content:flex-end}

/* 远程协助面板：控制台「打开播放器」带 control=1 时贴在右侧 */
body.has-rc .player{right:340px}
.rc{
  position:fixed;top:0;right:0;bottom:0;width:340px;z-index:70;display:flex;flex-direction:column;gap:10px;
  padding:14px;overflow-y:auto;font-size:12px;color:rgba(255,255,255,.75);
  background:rgba(8,12,20,.96);border-left:1px solid rgba(255,255,255,.1);
}
.rc__head{display:flex;align-items:center;gap:8px}
.rc__head strong{font-size:13px;font-weight:600;color:#fff}
.rc__code{font-family:var(--mono,monospace);font-size:11px;color:var(--amber)}
.rc__x{margin-left:auto;width:24px;height:24px;border:1px solid rgba(255,255,255,.16);border-radius:6px;
  background:transparent;color:rgba(255,255,255,.6);font-size:14px;line-height:1;cursor:pointer}
.rc__x:hover{color:#fff;border-color:rgba(255,255,255,.34)}
.rc__shot{position:relative;aspect-ratio:16/9;border-radius:10px;overflow:hidden;
  background:#04070c;border:1px solid rgba(255,255,255,.1)}
.rc__shot img{width:100%;height:100%;object-fit:contain;display:block}
.rc__wait{position:absolute;inset:0;display:grid;place-items:center;padding:10px;text-align:center;
  font-size:11.5px;color:rgba(255,255,255,.4)}
.rc__meta{font-size:11px;color:rgba(255,255,255,.45)}
.rc__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.rc__grid button{
  padding:8px 4px;border-radius:7px;font-size:11.5px;cursor:pointer;font-family:inherit;
  border:1px solid rgba(255,255,255,.13);background:rgba(255,255,255,.04);color:rgba(255,255,255,.82);
  transition:background .15s,border-color .15s;
}
.rc__grid button:hover{background:rgba(255,180,92,.14);border-color:rgba(255,180,92,.45);color:#ffe2bd}
.rc__msg{display:flex;gap:6px}
.rc__msg input{
  flex:1;min-width:0;padding:8px 10px;border-radius:7px;font-family:inherit;font-size:11.5px;
  border:1px solid rgba(255,255,255,.13);background:rgba(255,255,255,.04);color:#fff;
}
.rc__msg input::placeholder{color:rgba(255,255,255,.3)}
.rc__msg button{padding:8px 12px;border-radius:7px;font-size:11.5px;cursor:pointer;font-family:inherit;
  border:1px solid rgba(255,180,92,.45);background:rgba(255,180,92,.16);color:#ffe2bd}
.rc__log{list-style:none;display:grid;gap:4px;font-size:11px;color:rgba(255,255,255,.42)}
.rc__hint{font-size:10.5px;line-height:1.6;color:rgba(255,255,255,.3)}

@media (max-width:700px){
  .layout-split{grid-template-columns:1fr}
  .hud{font-size:9px;padding:8px 12px}
  body.has-rc .player{right:0;bottom:auto;height:46vh}
  .rc{width:100%;top:auto;height:54vh;border-left:0;border-top:1px solid rgba(255,255,255,.1)}
}

/* hidden 属性必须压过 .idle/.emergency 的 display，否则空白的应急层会一直盖在节目上 */
[hidden]{display:none!important}

/* 干净播放（默认）：终端屏幕是给观众看的，系统信息一个都不出现——
   底部状态条、进度条、素材角标、画布尺寸标签、手势提示全部隐藏。
   需要排障或演示时，给播放地址加 ?hud=1 就都回来了。
   更新卡片(.upd)、运维横幅(.remote-msg、.cmd-toast)不在此列，那些是真正要说给现场看的。 */
body.no-hud .hud,
body.no-hud .progress,
body.no-hud .screen__badge,
body.no-hud .push-canvas__tag,
body.no-hud .tap-hint{display:none!important}

/* 霸屏：平台整屏接管。盖住一切，包括应急插播和待机。 */
.takeover{
  position:absolute;inset:0;z-index:50;display:flex;align-items:center;justify-content:center;
  overflow:hidden;background:
    radial-gradient(70% 60% at 78% 12%,rgba(255,180,92,.16),transparent 70%),
    linear-gradient(150deg,#0b111c,#04070c 72%);
}
.takeover__in{position:relative;z-index:2;width:100%;max-width:94%;text-align:left;padding:0 6%}
.takeover__in h1{
  font-size:clamp(34px,6.4vw,96px);line-height:1.16;font-weight:700;letter-spacing:-.01em;
  text-wrap:balance;color:#fff;text-shadow:0 8px 36px rgba(0,0,0,.5);
}
.takeover__in p{
  margin-top:4%;font-size:clamp(16px,2.1vw,34px);line-height:1.75;color:rgba(255,255,255,.82);
  max-width:30em;white-space:pre-wrap;word-break:break-word;
}
.takeover__in .takeover__meta{margin-top:5%;font-size:12px;color:rgba(255,255,255,.4);letter-spacing:.06em}
.takeover__media{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;z-index:1}
.takeover__scrim{position:absolute;inset:0;z-index:2;background:linear-gradient(0deg,rgba(3,6,12,.72),rgba(3,6,12,.12))}
.takeover__in--over{position:absolute;left:0;right:0;bottom:0;top:auto;padding:0 7% 7%;max-width:none}
.takeover__in--over h1{font-size:clamp(26px,4.4vw,64px)}

/* 左上角 56dp 的退出热区：只有霸屏期间才吃触摸，按住 5 秒出密码框（安卓外壳里由原生热区接管） */
.takeover-hot{position:absolute;top:0;left:0;width:56px;height:56px;z-index:95;pointer-events:none}
body.is-takeover .takeover-hot{pointer-events:auto}

/* 霸屏期间把给运维看的东西全藏掉 */
body.is-takeover .hud,
body.is-takeover .progress,
body.is-takeover .tap-hint,
body.is-takeover .screen__badge,
body.is-takeover .push-canvas__tag{display:none!important}

/* 退出密码框 */
.exitpad{
  position:absolute;inset:0;z-index:96;display:grid;place-items:center;padding:22px;
  background:rgba(3,6,12,.78);backdrop-filter:blur(7px);
}
.exitpad__card{
  width:min(420px,92vw);display:grid;gap:12px;padding:22px 24px;border-radius:16px;
  background:#0a0f18;border:1px solid rgba(255,180,92,.32);
  box-shadow:0 24px 60px rgba(0,0,0,.6);
}
.exitpad__card h3{font-size:17px;font-weight:600;color:#ffe2bd}
.exitpad__card p{font-size:12.5px;line-height:1.8;color:rgba(255,255,255,.62)}
.exitpad__card input{
  width:100%;padding:12px 14px;border-radius:10px;font-family:inherit;font-size:16px;
  letter-spacing:.12em;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.05);color:#fff;
}
.exitpad__card input:focus{outline:none;border-color:rgba(255,180,92,.6)}
.exitpad__err{min-height:16px;font-size:12px;color:#ff9c9c}
.exitpad__row{display:flex;gap:10px;justify-content:flex-end}
.exitpad__ghost,.exitpad__go{padding:10px 18px;border-radius:9px;font-family:inherit;font-size:13px;cursor:pointer}
.exitpad__ghost{border:1px solid rgba(255,255,255,.16);background:transparent;color:rgba(255,255,255,.7)}
.exitpad__go{border:1px solid rgba(255,180,92,.5);background:rgba(255,180,92,.2);color:#ffe2bd;font-weight:600}
.exitpad__go:disabled{opacity:.5;cursor:default}

/* 浏览器演示环境没有桌面可退：停在黑屏上，给一个「返回播放」 */
.exitdone{
  position:absolute;inset:0;z-index:97;display:grid;place-items:center;text-align:center;
  padding:24px;background:#04060a;color:rgba(255,255,255,.8);
}
.exitdone__in{display:grid;gap:12px;justify-items:center;max-width:520px}
.exitdone b{font-size:18px;font-weight:600;color:#fff}
.exitdone p{font-size:13px;line-height:1.8;color:rgba(255,255,255,.55)}
.exitdone button{
  padding:10px 20px;border-radius:9px;font-family:inherit;font-size:13px;cursor:pointer;
  border:1px solid rgba(255,180,92,.5);background:rgba(255,180,92,.18);color:#ffe2bd;
}