:root{
  --bg:#fffaf5; --card:#fff; --border:#f0e6dc; --text:#4a3f38; --muted:#a08f82;
  --primary:#ff5c8a; --primary-d:#ef4778; --accent:#8b7bf0; --tag-bg:#fff0e8; --tag-tx:#c05a2e;
  --code-bg:#2b2733; --code-tx:#e6dff0;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC",sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
a{color:var(--accent);text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}

/* Header */
.sticky-top{position:sticky;top:0;z-index:100}
.header{background:#fff;border-bottom:1px solid var(--border);padding:15px 24px;box-shadow:0 2px 12px rgba(255,150,120,.08)}
.header-inner{max-width:1400px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}
.logo{font-size:20px;font-weight:800;display:flex;align-items:center;gap:8px}
.logo .badge{background:linear-gradient(135deg,#ff8fb1,#b8a6ff);color:#fff;font-size:11px;padding:3px 10px;border-radius:12px;font-weight:600}
.stats{display:flex;gap:14px;font-size:13px;color:var(--muted);flex-wrap:wrap}
.stats b{color:var(--text)}

/* Tabs */
.tabs{display:flex;gap:4px;background:#fff;border-bottom:1px solid var(--border);padding:0 24px}
.tabs-inner{max-width:1400px;margin:0 auto;display:flex;gap:4px;width:100%}
.tab{padding:13px 20px;font-size:14px;color:var(--muted);border-bottom:3px solid transparent;transition:all .15s}
.tab:hover{color:var(--text)}
.tab.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:700}
.tab .count{background:#f6efe8;padding:1px 8px;border-radius:10px;font-size:11px;margin-left:4px}
.tab.active .count{background:var(--primary);color:#fff}

.container{max-width:1400px;margin:0 auto;padding:24px}
.view{display:none}
.view.active{display:block}

/* Filter bar */
.filter-bar{display:flex;gap:8px;margin-bottom:20px;flex-wrap:wrap;align-items:center}
.filter-btn{padding:6px 15px;border-radius:20px;background:#fff;border:1px solid var(--border);font-size:13px;color:var(--muted);transition:all .15s}
.filter-btn.active{background:var(--text);color:#fff;border-color:var(--text)}
.search{flex:1;min-width:200px;padding:9px 16px;border:1px solid var(--border);border-radius:20px;font-size:14px;background:#fff}
.search:focus{outline:2px solid #ffd3e2;border-color:var(--primary)}

/* Grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.post-card{background:var(--card);border:1px solid var(--border);border-radius:16px;overflow:hidden;cursor:pointer;transition:all .2s}
.post-card:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(255,140,170,.18)}
.post-card .thumb{width:100%;aspect-ratio:3/4;background:#faf3ec;overflow:hidden;position:relative}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;display:block}
.post-card .thumb-fallback{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:40px}
.track-tag{position:absolute;top:10px;left:10px;padding:3px 10px;border-radius:8px;font-size:11px;color:#fff;font-weight:700;box-shadow:0 2px 6px rgba(0,0,0,.12)}
.status-tag{position:absolute;top:10px;right:10px;padding:3px 9px;border-radius:8px;font-size:10px;font-weight:700;background:rgba(255,255,255,.92);color:var(--primary-d)}
.post-card .body{padding:13px 14px 15px}
.post-card .word-row{display:flex;align-items:baseline;gap:8px;margin-bottom:5px}
.post-card .word-en{font-size:15px;font-weight:800;color:var(--accent);font-family:"Georgia",serif}
.post-card .word-zh{font-size:12px;color:var(--muted)}
.post-card .title{font-size:14px;font-weight:600;line-height:1.45;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;min-height:40px}
.post-card .meta{display:flex;gap:6px;margin-top:9px;font-size:11px;color:var(--muted);flex-wrap:wrap}
.post-card .meta .chip{background:#faf3ec;padding:2px 8px;border-radius:6px}
.post-card .meta .chip.tag{background:var(--tag-bg);color:var(--tag-tx)}

/* Detail */
.detail-overlay{position:fixed;inset:0;background:rgba(74,63,56,.55);z-index:1000;display:none;overflow-y:auto;backdrop-filter:blur(2px)}
.detail-overlay.show{display:block}
.detail-modal{max-width:920px;margin:36px auto;background:#fff;border-radius:18px;overflow:hidden}
.detail-header{padding:22px 26px;border-bottom:1px solid var(--border);position:sticky;top:0;background:#fff;z-index:1;border-radius:18px 18px 0 0}
.detail-close{float:right;font-size:26px;color:var(--muted);line-height:1;width:36px;height:36px;border-radius:50%}
.detail-close:hover{background:#f6efe8}
.detail-title{font-size:21px;font-weight:800;line-height:1.35;margin-right:36px}
.detail-sub{display:flex;gap:10px;align-items:center;margin-top:8px;font-size:13px;color:var(--muted);flex-wrap:wrap}
.detail-sub .word-big{font-size:17px;font-weight:800;color:var(--accent);font-family:Georgia,serif}
.detail-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.detail-tags .tag{background:var(--tag-bg);color:var(--tag-tx);padding:3px 11px;border-radius:12px;font-size:12px}
.detail-body{padding:24px 26px}
.detail-section{margin-bottom:30px}
.detail-section h3{font-size:15px;font-weight:700;margin-bottom:13px;padding-bottom:7px;border-bottom:2px solid #f6efe8;display:flex;align-items:center;gap:8px}
.detail-body-text{white-space:pre-wrap;font-size:14px;line-height:1.85;color:#5c4f45;background:#fdf8f3;border:1px solid var(--border);border-radius:12px;padding:16px 18px}
.copy-row{display:flex;gap:8px;margin-bottom:10px;flex-wrap:wrap}
.copy-btn{padding:8px 16px;border-radius:10px;font-size:13px;font-weight:600;background:var(--primary);color:#fff;transition:all .15s}
.copy-btn:hover{background:var(--primary-d)}
.copy-btn.ghost{background:#fff;color:var(--text);border:1px solid var(--border)}
.copy-btn.ok{background:#46b981}

/* 九页卡 */
.card-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.card-strip .pg{position:relative;border-radius:10px;overflow:hidden;border:1px solid var(--border);cursor:zoom-in;background:#faf3ec}
.card-strip .pg img{width:100%;display:block}
.card-strip .pg .pg-no{position:absolute;bottom:6px;left:6px;background:rgba(0,0,0,.55);color:#fff;font-size:10px;padding:2px 7px;border-radius:6px}
.raw-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.raw-grid img{width:100%;border-radius:10px;border:1px solid var(--border);cursor:zoom-in}

/* 单词学习卡 */
.word-panel{background:linear-gradient(135deg,#fdf2f7,#f1edff);border-radius:14px;padding:18px 20px}
.word-panel .phonetic{font-size:22px;font-weight:700;color:var(--primary-d);font-family:Georgia,serif;margin:2px 0 4px}
.line-list{display:flex;flex-direction:column;gap:8px;margin-top:12px}
.line-item{background:#fff;border-radius:10px;padding:10px 14px;display:flex;gap:12px;align-items:baseline}
.line-item .idx{color:var(--primary);font-weight:800;font-size:12px;min-width:20px}
.line-item .en{font-weight:700;font-size:14.5px;font-family:Georgia,serif}
.line-item .zh{font-size:12.5px;color:var(--muted);margin-left:auto;text-align:right}
.interact-box{margin-top:12px;background:#fff;border-left:4px solid var(--accent);border-radius:0 10px 10px 0;padding:11px 15px;font-size:13.5px}
details.scene-list{margin-top:12px}
details.scene-list summary{cursor:pointer;font-size:13px;color:var(--accent);font-weight:600}
details.scene-list ol{margin:10px 0 0 20px;font-size:13px;color:#6b5d52}
details.scene-list li{margin-bottom:6px;line-height:1.6}

/* Flow */
.flow-container{background:#fff;border-radius:16px;padding:30px;border:1px solid var(--border)}
.flow-step{display:grid;grid-template-columns:72px 1fr;gap:22px;padding:18px 0;border-bottom:1px dashed var(--border)}
.flow-step:last-child{border-bottom:none}
.flow-num{font-size:38px;font-weight:800;background:linear-gradient(135deg,#ff8fb1,#b8a6ff);-webkit-background-clip:text;background-clip:text;color:transparent;text-align:center;line-height:1.1}
.flow-step-content h3{font-size:17px;font-weight:700;margin-bottom:5px}
.flow-step-content .script{font-family:monospace;background:#f6efe8;padding:2px 8px;border-radius:5px;font-size:12px;color:var(--accent)}
.flow-step-content .meta-row{display:flex;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted);margin:7px 0}
.flow-step-content .meta-row b{color:var(--text)}
.flow-step-content .stats-row{display:flex;gap:10px;margin:9px 0;flex-wrap:wrap}
.flow-step-content .stat-pill{background:#fdf0f6;color:#b8306a;padding:4px 13px;border-radius:12px;font-size:12px;font-weight:600}
.flow-step-content .purpose{font-size:13.5px;color:#6b5d52;line-height:1.65}
.flow-arrow{text-align:center;color:#e0c9b8;font-size:18px;margin:-6px 0}
.funnel-bar{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}
.funnel-bar .fb{flex:1;min-width:120px;background:linear-gradient(135deg,#fff5f9,#f4efff);border:1px solid var(--border);border-radius:12px;padding:12px 14px;text-align:center}
.funnel-bar .fb .n{font-size:24px;font-weight:800;color:var(--primary)}
.funnel-bar .fb .l{font-size:11px;color:var(--muted);margin-top:2px}

/* Code 弹窗 */
.code-overlay{display:none;position:fixed;inset:0;z-index:1500;background:rgba(0,0,0,.55);backdrop-filter:blur(3px)}
.code-overlay.show{display:flex;align-items:center;justify-content:center;padding:20px}
.code-modal{background:var(--code-bg);border-radius:14px;width:100%;max-width:960px;max-height:88vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 24px 64px rgba(0,0,0,.4)}
.code-modal-header{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;background:#231f29;border-bottom:1px solid #3a3445}
.code-modal-title{color:#a89dbf;font-size:14px;font-weight:600}
.code-modal-actions{display:flex;align-items:center;gap:12px}
.code-copy-btn{background:var(--primary);color:#fff;border:none;padding:6px 14px;border-radius:18px;font-size:12px;cursor:pointer;font-weight:600}
.code-copy-btn:hover{opacity:.85}
.code-copy-btn.copied{background:#46b981}
.code-close{color:#8d82a0;font-size:24px;cursor:pointer;line-height:1}
.code-close:hover{color:#fff}
.code-modal-body{display:flex;flex:1;overflow:hidden}
.code-sidebar{width:220px;flex-shrink:0;background:#231f29;padding:8px 0;overflow-y:auto}
.code-sidebar::-webkit-scrollbar{width:6px}
.code-sidebar::-webkit-scrollbar-thumb{background:#3a3445;border-radius:3px}
.script-item{padding:9px 14px;cursor:pointer;font-family:monospace;font-size:12px;color:#a89dbf;border-left:3px solid transparent;word-break:break-all}
.script-item:hover{background:#2d2833}
.script-item.active{background:#2d2833;border-left-color:var(--primary);color:#fff}
.script-item .size{font-size:10px;color:#6d6280;float:right;margin-left:4px}
.code-main{flex:1;display:flex;flex-direction:column;overflow:hidden}
.code-file-bar{padding:10px 16px;background:#231f29;border-bottom:1px solid #3a3445;font-family:monospace;font-size:12px;color:#a89dbf;flex-shrink:0}
.code-scroll{flex:1;overflow:auto;background:var(--code-bg)}
.code-scroll::-webkit-scrollbar{width:8px;height:8px}
.code-scroll::-webkit-scrollbar-thumb{background:#3a3445;border-radius:4px}
.code-table{width:100%;border-collapse:collapse;font-family:"SF Mono",Consolas,monospace;font-size:12.5px}
.code-table tr{line-height:1.6}
.code-table td:first-child{width:42px;min-width:42px;text-align:right;padding:0 10px 0 12px;color:#5d5366;user-select:none;white-space:nowrap;vertical-align:top}
.code-table td:last-child{padding:0 16px 0 8px;color:var(--code-tx);white-space:pre;tab-size:4}

.empty{padding:70px 20px;text-align:center;color:var(--muted)}
.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%) translateY(80px);background:#46b981;color:#fff;padding:11px 24px;border-radius:24px;font-size:14px;font-weight:600;z-index:2000;opacity:0;transition:all .3s;box-shadow:0 8px 24px rgba(70,185,129,.35)}
.toast.show{transform:translateX(-50%) translateY(0);opacity:1}

@media(max-width:768px){
  .stats{display:none}
  .tabs-inner{overflow-x:auto}
  .code-sidebar{width:160px}
  .code-modal{max-width:100%;max-height:92vh}
  .card-strip{grid-template-columns:repeat(2,1fr)}
  .raw-grid{grid-template-columns:repeat(2,1fr)}
}