/* ===========================================================
   家庭用电安全模块 · 共用样式 safety.css
   被 safety.html（目录页）及 6 个子页引入，配合 energy.css 使用。
   不改动 energy.css / topic.css / game.css。
   =========================================================== */

/* ---------- 通用小标题（节内） ---------- */
.sci{max-width:880px;margin:0 auto}
.sci p{color:#c7d5f2;font-size:15.5px;margin-bottom:14px}
.sci .lead{font-size:17px;color:var(--text);font-weight:500}
.sci h3{font-size:20px;margin:30px 0 12px;display:flex;align-items:center;gap:10px}
.sci h3::before{content:"";width:5px;height:20px;border-radius:3px;background:linear-gradient(180deg,var(--cyan),var(--blue))}
.sci b{color:var(--cyan)}
.sci .em{color:#ffd76a}
.sci-wide{max-width:1100px;margin:0 auto}

/* 图文并排 */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:center}
.split.rev{grid-template-columns:.95fr 1.05fr}
@media(max-width:900px){.split,.split.rev{grid-template-columns:1fr}}

/* 图注盒 */
.figbox{border-radius:20px;border:1px solid var(--line);background:radial-gradient(circle at 50% 0%,rgba(52,227,255,.08),transparent 60%),rgba(6,12,30,.55);padding:16px}
.figbox svg{display:block;width:100%;height:auto}
.figcap{margin-top:10px;text-align:center;font-size:12.5px;color:var(--muted)}

/* ---------- 三线／概念卡片 ---------- */
.trio{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:820px){.trio{grid-template-columns:1fr}}
.tcard{position:relative;padding:20px 20px 18px;border-radius:18px;background:var(--glass);border:1px solid var(--line);
  border-top:3px solid var(--c,#34e3ff);transition:.3s}
.tcard:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(0,0,0,.35);border-color:rgba(52,227,255,.4);border-top-color:var(--c)}
.tcard .pill{display:inline-flex;align-items:center;gap:7px;font-family:"Orbitron",sans-serif;font-size:11.5px;letter-spacing:.12em;
  padding:4px 11px;border-radius:999px;color:#04122b;font-weight:800;background:var(--c)}
.tcard h4{font-size:18px;margin:12px 0 6px}
.tcard p{color:var(--muted);font-size:13.8px}
.tcard .key{margin-top:10px;font-size:12.5px;color:#ffe9a8}

/* 通用信息卡 */
.info-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media(max-width:760px){.info-grid{grid-template-columns:1fr}}
.ncard{padding:20px;border-radius:16px;background:var(--glass);border:1px solid var(--line);transition:.3s}
.ncard:hover{border-color:rgba(52,227,255,.45);transform:translateY(-4px)}
.ncard h4{font-size:16.5px;margin-bottom:8px;display:flex;align-items:center;gap:9px}
.ncard h4 .emj{font-size:20px}
.ncard p{color:var(--muted);font-size:14px}

/* ---------- 提示条 ---------- */
.tip{margin:18px 0;padding:15px 18px;border-radius:14px;font-size:14.5px;line-height:1.75;display:flex;gap:12px;align-items:flex-start}
.tip .ic{flex:0 0 auto;font-size:18px;line-height:1.4}
.tip b{color:#fff}
.tip.safe{background:rgba(80,240,180,.08);border:1px solid rgba(80,240,180,.3);color:#b9ffe4}
.tip.warn{background:rgba(255,207,63,.08);border:1px solid rgba(255,207,63,.32);color:#ffe9a8}
.tip.danger{background:rgba(255,90,120,.09);border:1px solid rgba(255,90,120,.36);color:#ffc2ce}

/* ===========================================================
   游戏外壳（4 个游戏共用外观）
   =========================================================== */
.game-shell{margin-top:8px;border-radius:24px;border:1px solid var(--line);
  background:radial-gradient(circle at 50% 0%,rgba(52,227,255,.10),transparent 58%),rgba(6,12,30,.62);
  padding:20px;box-shadow:0 30px 70px rgba(0,0,0,.45)}
.game-bar{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:14px}
.game-bar .gt{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px}
.game-bar .gt .dot{width:9px;height:9px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.game-bar .ghint{font-size:13px;color:var(--muted)}
.game-tools{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.chipbtn{padding:8px 16px;border-radius:999px;font-size:13.5px;font-weight:700;color:#cfe3ff;cursor:pointer;
  background:rgba(255,255,255,.05);border:1px solid var(--line);transition:.22s;user-select:none}
.chipbtn:hover{border-color:rgba(52,227,255,.6);color:#fff;transform:translateY(-2px)}
.chipbtn.on{color:#04122b;background:linear-gradient(120deg,var(--cyan),var(--blue));border-color:transparent;box-shadow:0 8px 22px rgba(52,227,255,.3)}

.game-stage{position:relative;border-radius:18px;overflow:hidden;
  background:linear-gradient(180deg,rgba(7,13,34,.9),rgba(9,18,46,.92));border:1px solid var(--line)}
.game-stage svg{display:block;width:100%;height:auto;touch-action:manipulation}
.game-stage.pad{padding:10px}

/* 反馈信息条 */
.game-msg{margin-top:14px;padding:14px 18px;border-radius:14px;background:var(--glass);border:1px solid var(--line);
  font-size:14.5px;color:#c7d5f2;line-height:1.75;min-height:54px;display:flex;gap:11px;align-items:flex-start;transition:.3s}
.game-msg .mi{flex:0 0 auto;font-size:18px}
.game-msg b{color:#fff}
.game-msg.ok{background:rgba(80,240,180,.09);border-color:rgba(80,240,180,.36);color:#c8ffe9}
.game-msg.bad{background:rgba(255,90,120,.1);border-color:rgba(255,90,120,.42);color:#ffc9d4}
.game-msg.warn{background:rgba(255,207,63,.09);border-color:rgba(255,207,63,.36);color:#ffeec0}
.game-msg.shake{animation:msgShake .45s}
@keyframes msgShake{0%,100%{transform:translateX(0)}20%{transform:translateX(-7px)}40%{transform:translateX(6px)}60%{transform:translateX(-4px)}80%{transform:translateX(3px)}}

/* 悬浮提示 toast */
.toast{position:absolute;left:50%;top:14px;transform:translate(-50%,-14px);opacity:0;pointer-events:none;
  padding:10px 20px;border-radius:999px;font-size:14px;font-weight:800;z-index:20;transition:.35s;
  background:rgba(5,10,26,.94);border:1px solid rgba(52,227,255,.5);color:#dff2ff;box-shadow:0 12px 30px rgba(0,0,0,.5)}
.toast.show{opacity:1;transform:translate(-50%,0)}
.toast.ok{border-color:rgba(80,240,180,.6);color:#c8ffe9}
.toast.bad{border-color:rgba(255,90,120,.7);color:#ffd0da}

/* 结果横幅 */
.result-banner{display:none;margin-top:16px;text-align:center;padding:22px;border-radius:18px;
  background:radial-gradient(circle at 50% 0%,rgba(80,240,180,.18),transparent 60%),var(--glass);
  border:1px solid rgba(80,240,180,.42)}
.result-banner.show{display:block;animation:fadeUp .5s ease both}
.result-banner h4{font-size:22px;display:flex;align-items:center;justify-content:center;gap:10px}
.result-banner p{color:#c7d5f2;font-size:14.5px;margin-top:8px}
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

/* 进度小圆点 */
.dots{display:flex;gap:7px;align-items:center}
.dots i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.16);transition:.3s}
.dots i.on{background:var(--cyan);box-shadow:0 0 10px var(--cyan)}
.dots i.ok{background:#50f0b4;box-shadow:0 0 10px #50f0b4}
.dots i.bad{background:#ff5b6e;box-shadow:0 0 10px #ff5b6e}

/* ===========================================================
   ✅❌ 对比（触电急救用）
   =========================================================== */
.dd{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:820px){.dd{grid-template-columns:1fr}}
.dd-col{border-radius:18px;padding:22px;border:1px solid var(--line);background:var(--glass);border-top:3px solid var(--c)}
.dd-col.ok{--c:#50f0b4}
.dd-col.no{--c:#ff5b6e}
.dd-col h3{font-size:18px;display:flex;align-items:center;gap:10px;margin-bottom:6px}
.dd-col .sub{font-size:13px;color:var(--muted);margin-bottom:14px}
.dd-col ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.dd-col li{position:relative;padding-left:32px;font-size:14.3px;color:#d6e2f8;line-height:1.7}
.dd-col li::before{position:absolute;left:0;top:-1px;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;font-weight:900;font-size:13px}
.dd-col.ok li::before{content:"✓";background:rgba(80,240,180,.16);border:1px solid rgba(80,240,180,.5);color:#50f0b4}
.dd-col.no li::before{content:"✕";background:rgba(255,90,120,.16);border:1px solid rgba(255,90,120,.5);color:#ff5b6e}
.dd-col li b{color:#fff}

/* 急救步骤流程 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media(max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.steps{grid-template-columns:1fr}}
.step{position:relative;padding:22px 18px 18px;border-radius:18px;background:var(--glass);border:1px solid var(--line);transition:.3s}
.step:hover{transform:translateY(-5px);border-color:rgba(52,227,255,.5)}
.step .sn{font-family:"Orbitron",sans-serif;font-size:30px;font-weight:900;line-height:1;color:rgba(52,227,255,.28)}
.step h4{font-size:16px;margin:10px 0 6px}
.step p{font-size:13.3px;color:var(--muted)}
.step::after{content:"→";position:absolute;right:-14px;top:50%;transform:translateY(-50%);color:rgba(52,227,255,.5);font-size:18px;font-weight:900}
.step:last-child::after{display:none}
@media(max-width:900px){.step::after{display:none}}

/* ===========================================================
   找隐患闯关（06）
   =========================================================== */
.quest-legend{display:flex;gap:18px;flex-wrap:wrap;align-items:center;font-size:13.5px;color:var(--muted);margin-top:10px}
.quest-legend i{display:inline-block;width:12px;height:12px;border-radius:50%;margin-right:6px;vertical-align:-1px}
.hotspot{cursor:pointer}
.hotspot .ht{transition:.25s;transform-box:fill-box;transform-origin:center}
.hotspot:hover .ht{filter:drop-shadow(0 0 8px rgba(52,227,255,.9))}
.hotspot .pulse{transform-box:fill-box;transform-origin:center;animation:hsPulse 1.8s ease-in-out infinite}
@keyframes hsPulse{0%,100%{transform:scale(1);opacity:.85}50%{transform:scale(1.35);opacity:0}}
.hotspot.done .ht{opacity:.35}
.hotspot.done .pulse{display:none}
.hotspot.shakeit{animation:hsShake .4s}
@keyframes hsShake{0%,100%{transform:translateX(0)}25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}

.info-pop{position:absolute;left:50%;bottom:16px;transform:translate(-50%,20px);opacity:0;pointer-events:none;
  max-width:560px;width:calc(100% - 40px);padding:14px 18px;border-radius:14px;z-index:15;transition:.35s;
  background:rgba(6,12,30,.97);border:1px solid rgba(255,207,63,.5);color:#ffe9c0;font-size:14px;line-height:1.7;
  box-shadow:0 18px 44px rgba(0,0,0,.6)}
.info-pop.show{opacity:1;transform:translate(-50%,0)}
.info-pop b{color:#fff}
.info-pop .tagline{display:block;font-weight:800;color:#ffd76a;margin-bottom:4px}

/* 奖励弹窗 */
.badge-modal{position:fixed;inset:0;z-index:200;display:none;place-items:center;padding:24px;
  background:rgba(3,6,18,.82);backdrop-filter:blur(6px)}
.badge-modal.show{display:grid;animation:fadeIn .3s ease both}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.badge-card{position:relative;max-width:440px;width:100%;text-align:center;padding:34px 30px 30px;border-radius:26px;
  background:radial-gradient(circle at 50% 0%,rgba(255,207,63,.18),transparent 60%),linear-gradient(180deg,#0c1636,#0a1230);
  border:1px solid rgba(255,207,63,.45);box-shadow:0 40px 90px rgba(0,0,0,.6);animation:pop .5s cubic-bezier(.2,.9,.3,1.3) both}
@keyframes pop{from{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}
.badge-card h3{font-size:24px;margin-bottom:6px}
.badge-card .congrats{color:#c7d5f2;font-size:14.5px;margin-bottom:18px}
.badge-emblem{width:150px;height:150px;margin:0 auto 16px;filter:drop-shadow(0 0 26px rgba(255,207,63,.55))}
.badge-emblem .spin{transform-box:fill-box;transform-origin:center;animation:spin 16s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.badge-card .score{font-size:14px;color:#ffe9a8;margin-bottom:18px}
.btn-again{padding:12px 26px;border-radius:999px;font-weight:800;font-size:15px;cursor:pointer;border:none;color:#04122b;
  background:linear-gradient(135deg,var(--cyan),var(--blue));box-shadow:0 10px 26px rgba(52,227,255,.35);transition:.25s}
.btn-again:hover{transform:translateY(-2px)}

/* ===========================================================
   情景选择（04 雷雨天）
   =========================================================== */
.quiz-wrap{max-width:820px;margin:0 auto}
.quiz-card{border-radius:20px;border:1px solid var(--line);background:radial-gradient(circle at 50% 0%,rgba(52,227,255,.08),transparent 60%),var(--glass);padding:22px}
.quiz-q{display:flex;gap:16px;align-items:center}
.quiz-q .qemj{flex:0 0 74px;height:74px;border-radius:18px;display:grid;place-items:center;font-size:38px;
  background:radial-gradient(circle at 40% 30%,rgba(52,227,255,.2),rgba(77,124,255,.08));border:1px solid rgba(52,227,255,.3)}
.quiz-q h3{font-size:19px;line-height:1.5}
.quiz-q .qhint{font-size:13px;color:var(--muted);margin-top:4px}
.quiz-actions{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:20px}
@media(max-width:520px){.quiz-actions{grid-template-columns:1fr}}
.opt{padding:16px;border-radius:16px;font-size:16px;font-weight:800;cursor:pointer;text-align:center;
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text);transition:.22s}
.opt:hover{transform:translateY(-3px);border-color:rgba(52,227,255,.6)}
.opt.ok{background:rgba(80,240,180,.14);border-color:rgba(80,240,180,.55);color:#c8ffe9}
.opt.no{background:rgba(255,90,120,.14);border-color:rgba(255,90,120,.55);color:#ffd0da}
.opt[disabled]{cursor:default;opacity:.9}
.quiz-feedback{margin-top:16px}
.quiz-feedback .fb{padding:16px 18px;border-radius:14px;font-size:14.5px;line-height:1.75}
.quiz-feedback .fb.ok{background:rgba(80,240,180,.1);border:1px solid rgba(80,240,180,.4);color:#c8ffe9}
.quiz-feedback .fb.bad{background:rgba(255,90,120,.1);border:1px solid rgba(255,90,120,.44);color:#ffc9d4}
.quiz-feedback .fb b{color:#fff}
.quiz-nav{display:flex;justify-content:space-between;align-items:center;margin-top:18px;gap:14px;flex-wrap:wrap}

/* 雷击演示小舞台 */
.storm-stage{position:relative;height:0;padding-bottom:56%;border-radius:16px;overflow:hidden;margin-top:16px;
  background:linear-gradient(180deg,#0a1030,#050a1f);border:1px solid var(--line)}
.storm-stage svg{position:absolute;inset:0;width:100%;height:100%}
.bolt{stroke:#bff4ff;stroke-width:4;fill:none;stroke-linejoin:round;filter:drop-shadow(0 0 8px #7fe7ff);animation:boltFlash .6s steps(1) 3}
@keyframes boltFlash{0%,100%{opacity:0}50%{opacity:1}}
.impact{animation:impact .6s ease both}
@keyframes impact{0%{transform:scale(1)}40%{transform:scale(1.08)}100%{transform:scale(1)}}

/* ---------- 底部返回首页栏 ---------- */
.homebar{margin:52px 0 8px;text-align:center}
.btn-home{display:inline-flex;align-items:center;gap:10px;padding:15px 34px;border-radius:999px;font-size:16px;font-weight:800;
  color:#04122b;background:linear-gradient(135deg,var(--cyan),var(--blue));box-shadow:0 12px 32px rgba(52,227,255,.32);transition:.25s}
.btn-home:hover{transform:translateY(-3px);box-shadow:0 18px 42px rgba(52,227,255,.5)}
.btn-home.ghost{color:var(--text);background:var(--glass);border:1px solid var(--line);box-shadow:none}
.btn-home.ghost:hover{border-color:rgba(52,227,255,.5);background:rgba(52,227,255,.08)}

/* 小节导航（上一节/下一节） */
.pager{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:26px}
.pager a{flex:1;min-width:200px;padding:16px 20px;border-radius:16px;background:var(--glass);border:1px solid var(--line);transition:.25s}
.pager a:hover{border-color:rgba(52,227,255,.5);transform:translateY(-3px)}
.pager a .lbl{font-size:12px;color:var(--muted);font-family:"Orbitron",sans-serif;letter-spacing:.12em}
.pager a .ttl{font-size:15.5px;font-weight:700;margin-top:4px;color:var(--text)}
.pager a.next{text-align:right}