:root{
  --sea-deep:#0a3d62; --sea:#13507e; --sea-light:#1f7fb0;
  --lingnan-red:#e8505b; --lingnan-orange:#f98b3f; --gold:#f6c453;
  --ink:#1c2733; --paper:#fff7e9;
  --card:rgba(255,247,233,.94);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html,body{margin:0;padding:0;height:100%;}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:#06283d; color:var(--ink);
  display:flex; align-items:center; justify-content:center;
  overflow:hidden;
}
#app{
  position:relative; width:100%; max-width:480px; height:100vh; height:100dvh;
  background:linear-gradient(160deg,var(--sea-deep),var(--sea) 55%,var(--sea-light));
  overflow:hidden; box-shadow:0 0 40px rgba(0,0,0,.5);
}
.screen{position:absolute; inset:0; display:none; flex-direction:column;
  align-items:center; justify-content:center; padding:24px;
  animation:fade .4s ease;}
.screen.active{display:flex;}
@keyframes fade{from{opacity:0;transform:scale(.98)}to{opacity:1;transform:none}}

/* ---------- 首页 ---------- */
.home-inner{width:100%;height:100%;display:flex;flex-direction:column;}
.home-top{text-align:center;padding-top:26px;}
.brand{font-size:13px;letter-spacing:3px;color:var(--gold);opacity:.9;}
.title{
  font-size:46px;margin:6px 0 2px;color:var(--paper);font-weight:800;
  letter-spacing:4px;text-shadow:0 3px 0 var(--lingnan-red),0 6px 14px rgba(0,0,0,.35);
}
.subtitle{margin:0;color:var(--gold);font-size:15px;letter-spacing:2px;}
.map-wrap{position:relative;flex:1;margin:14px 0 0;overflow:hidden;border-radius:18px;
  background:rgba(255,255,255,.04);}
.map-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.map-caption{position:absolute;left:0;right:0;bottom:10px;text-align:center;
  color:var(--paper);font-size:13px;opacity:.85;text-shadow:0 1px 4px #000;}
.point{position:absolute;transform:translate(-50%,-50%);background:none;border:none;
  cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:2px;z-index:5;}
.point .pin{width:46px;height:46px;border-radius:50%;overflow:hidden;
  border:3px solid var(--gold);box-shadow:0 3px 8px rgba(0,0,0,.5);
  transition:transform .25s;}
.point .pin img{width:100%;height:100%;object-fit:cover;display:block;}
.point .label{font-size:13px;font-weight:700;color:#fff;text-shadow:0 1px 4px #000;
  background:rgba(10,61,98,.55);padding:1px 8px;border-radius:10px;}
.point:active .pin{transform:scale(1.25);}
.point.dim{filter:grayscale(.7) brightness(.8);}
.point.done .pin{animation:pop .5s;}
@keyframes pop{0%{transform:scale(.6)}60%{transform:scale(1.4)}100%{transform:scale(1)}}
.point .badge{position:absolute;top:-14px;right:-10px;width:22px;height:22px;border-radius:50%;
  background:var(--lingnan-red);color:#fff;font-size:13px;display:none;align-items:center;
  justify-content:center;border:2px solid var(--gold);}
.point.done .badge{display:flex;}
.home-tip{text-align:center;color:var(--gold);font-size:14px;padding:12px 0 18px;
  animation:blink 1.6s infinite;}
@keyframes blink{0%,100%{opacity:.55}50%{opacity:1}}

/* ---------- 通用卡片/按钮 ---------- */
.btn{appearance:none;border:none;cursor:pointer;font-family:inherit;
  border-radius:30px;padding:13px 30px;font-size:17px;font-weight:700;
  background:linear-gradient(135deg,var(--lingnan-orange),var(--lingnan-red));
  color:#fff;box-shadow:0 6px 16px rgba(232,80,91,.4);transition:transform .15s;}
.btn:active{transform:translateY(2px) scale(.98);}
.btn-go{margin-top:6px;}
.btn-ghost{background:none;color:var(--gold);box-shadow:none;font-size:14px;
  padding:8px;margin-top:10px;font-weight:500;}

/* ---------- 关卡介绍 ---------- */
#intro{background:linear-gradient(160deg,rgba(6,40,61,.96),rgba(19,80,126,.96));}
.intro-card{width:100%;max-width:380px;background:var(--card);border-radius:22px;
  padding:26px 22px 22px;text-align:center;position:relative;
  box-shadow:0 12px 30px rgba(0,0,0,.4);}
.intro-card::before{content:"";position:absolute;inset:7px;border:2px solid var(--gold);
  border-radius:16px;opacity:.6;pointer-events:none;}
.intro-tag{display:inline-block;background:var(--lingnan-red);color:#fff;font-size:13px;
  padding:4px 14px;border-radius:14px;letter-spacing:1px;}
.intro-title{font-size:22px;line-height:1.5;margin:14px 4px;color:var(--ink);font-weight:800;}
.intro-art{width:100%;height:160px;margin:8px 0;display:flex;align-items:center;justify-content:center;}
.intro-art img{width:100%;height:100%;object-fit:cover;border-radius:12px;}
.intro-desc{font-size:15px;line-height:1.8;color:#4a4a4a;margin:6px 4px 12px;text-align:justify;}

/* ---------- 游戏页 ---------- */
#game{justify-content:flex-start;padding:0;}
.game-hud{width:100%;display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px;color:var(--paper);font-weight:700;}
.hud-name{font-size:16px;color:var(--gold);}
.hud-status{font-size:15px;flex:1;text-align:center;}
.btn-quit{background:rgba(255,255,255,.15);color:#fff;border:none;border-radius:16px;
  padding:6px 12px;font-size:13px;cursor:pointer;}
.game-stage{flex:1;width:100%;position:relative;overflow:hidden;}
.game-tip{color:var(--gold);font-size:14px;padding:10px 0 18px;text-align:center;}

/* 接早茶游戏 */
#catchArea{position:absolute;inset:0;overflow:hidden;background:
  radial-gradient(circle at 50% 30%,rgba(246,196,83,.12),transparent 60%);}
.faller{position:absolute;top:-60px;width:56px;height:56px;border-radius:50%;overflow:hidden;
  background:var(--paper);box-shadow:0 3px 8px rgba(0,0,0,.45);will-change:transform;}
.faller img{width:100%;height:100%;object-fit:cover;display:block;}
.basket{position:absolute;bottom:18px;width:66px;height:66px;border-radius:50%;overflow:hidden;
  background:var(--paper);box-shadow:0 4px 10px rgba(0,0,0,.45);
  transform:translateX(-50%);will-change:left;}
.basket img{width:100%;height:100%;object-fit:cover;display:block;}
.catch-hint{position:absolute;top:14px;left:0;right:0;text-align:center;color:var(--gold);font-size:14px;}

/* 描线游戏 */
#traceWrap{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;}
#traceCanvas{touch-action:none;background:rgba(255,255,255,.06);border-radius:16px;
  box-shadow:inset 0 0 0 2px rgba(246,196,83,.4);}

/* 拼图游戏 */
#puzzleArea{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:12px;}
.puzzle-board{position:relative;width:240px;height:240px;background:rgba(255,255,255,.08);
  border-radius:12px;}
.puzzle-slot{position:absolute;width:120px;height:120px;border:2px dashed rgba(246,196,83,.5);
  border-radius:8px;}
.puzzle-piece{position:absolute;width:120px;height:120px;border-radius:8px;cursor:grab;
  background-size:240px 240px;box-shadow:0 4px 10px rgba(0,0,0,.4);touch-action:none;
  display:flex;align-items:flex-end;justify-content:center;}
.puzzle-piece.locked{cursor:default;box-shadow:0 0 0 3px var(--gold);}
.puzzle-piece span{background:rgba(0,0,0,.5);color:#fff;font-size:12px;padding:1px 6px;border-radius:6px;}

/* 过关浮层 */
.clear-mask{position:absolute;inset:0;display:none;align-items:center;justify-content:center;
  flex-direction:column;background:rgba(6,40,61,.85);z-index:20;color:var(--paper);text-align:center;}
.clear-mask.show{display:flex;animation:fade .3s;}
.clear-mask .big{font-size:54px;animation:pop .6s;}
.clear-mask h3{font-size:24px;margin:8px 0;color:var(--gold);}
.clear-mask p{font-size:14px;opacity:.9;}

/* 进度/计时条 */
.bar{height:8px;width:60%;background:rgba(255,255,255,.2);border-radius:6px;overflow:hidden;margin:6px auto;}
.bar > i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--gold),var(--lingnan-orange));transition:width .2s;}

/* ---------- 证书页 ---------- */
#cert{background:radial-gradient(circle at 50% 30%,#1a5a82,#06283d);}
.passport{width:100%;max-width:340px;}
.pass-rim{background:linear-gradient(160deg,#fff7e9,#ffe9c7);border-radius:16px;padding:26px 22px;
  border:3px solid var(--gold);box-shadow:0 14px 36px rgba(0,0,0,.5);text-align:center;position:relative;}
.pass-rim::after{content:"湾";position:absolute;top:8px;right:12px;font-size:40px;color:rgba(232,80,91,.18);font-weight:800;}
.pass-title{margin:0;font-size:26px;color:var(--lingnan-red);letter-spacing:3px;font-weight:800;}
.pass-sub{font-size:13px;color:#6b5a44;margin:8px 0 16px;}
.stamps{display:flex;justify-content:space-around;gap:8px;}
.stamp{width:84px;height:84px;border-radius:50%;border:3px solid var(--lingnan-red);
  display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--lingnan-red);
  transform:rotate(-8deg);background:rgba(232,80,91,.06);font-weight:800;}
.stamp .e{display:block;width:44px;height:44px;border-radius:50%;overflow:hidden;
  border:2px solid var(--lingnan-red);}
.stamp .e img{width:100%;height:100%;object-fit:cover;display:block;}
.stamp .t{font-size:12px;margin-top:2px;}
.stamp:nth-child(2){transform:rotate(6deg);}
.stamp:nth-child(3){transform:rotate(-4deg);}
.pass-foot{margin-top:16px;font-size:12px;color:#9a886a;letter-spacing:2px;}
.pass-tip{color:var(--gold);font-size:14px;margin:14px 0 4px;}
#btnReplay{margin-top:6px;}

/* ---------- 声音开关 ---------- */
.sound-btn{position:absolute;top:14px;right:14px;z-index:60;width:40px;height:40px;border:none;
  border-radius:50%;background:rgba(255,255,255,.18);color:#fff;font-size:18px;cursor:pointer;
  box-shadow:0 2px 8px rgba(0,0,0,.3);transition:transform .15s;}
.sound-btn:active{transform:scale(.92);}

/* ---------- 分享海报 ---------- */
.btn-share{margin-top:10px;font-size:15px;padding:10px 22px;
  background:linear-gradient(135deg,var(--gold),var(--lingnan-orange));
  box-shadow:0 5px 14px rgba(249,139,63,.4);}
#btnShareHome{display:none;}
#btnShareHome.on{display:inline-block;}
.home-tip{padding:8px 0 14px;}
.poster-mask{position:absolute;inset:0;z-index:80;display:none;align-items:center;justify-content:center;
  background:rgba(6,40,61,.92);}
.poster-mask.show{display:flex;animation:fade .3s;}
.poster-box{width:78%;max-width:340px;display:flex;flex-direction:column;align-items:center;gap:10px;}
#posterImg{width:100%;max-height:66vh;object-fit:contain;border-radius:12px;
  box-shadow:0 14px 36px rgba(0,0,0,.5);background:#fff;}
.poster-btns{display:flex;gap:14px;align-items:center;}
.poster-btns .btn{margin-top:0;padding:10px 24px;font-size:15px;}
.poster-tip{color:var(--gold);font-size:13px;text-align:center;}