:root{--bg-primary: #f5f0e6;--bg-secondary: #ede7db;--bg-card: rgba(255, 255, 255, .55);--bg-card-hover: rgba(255, 255, 255, .75);--bg-glass: rgba(255, 255, 255, .45);--accent-gold: #a67c52;--accent-gold-light: #c49b6e;--accent-gold-dim: rgba(166, 124, 82, .12);--accent-jade: #4a9e86;--accent-jade-dim: rgba(74, 158, 134, .12);--accent-red: #b55454;--accent-red-dim: rgba(181, 84, 84, .12);--text-primary: #2c2418;--text-secondary: #6b5e50;--text-muted: #9e9285;--text-accent: var(--accent-gold);--border-subtle: rgba(0, 0, 0, .06);--border-card: rgba(0, 0, 0, .08);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .06);--shadow-md: 0 4px 16px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .1);--shadow-glow-gold: 0 2px 12px rgba(166, 124, 82, .2);--shadow-glow-jade: 0 2px 12px rgba(74, 158, 134, .2);--radius-sm: 8px;--radius-md: 14px;--radius-lg: 20px;--radius-xl: 28px;--radius-full: 9999px;--font-body: "LXGW WenKai", "Noto Serif SC", serif;--font-display: "Ma Shan Zheng", "LXGW WenKai", cursive;--ease-out: cubic-bezier(.16, 1, .3, 1);--ease-spring: cubic-bezier(.34, 1.56, .64, 1);--header-height: 60px;--nav-height: 68px;--app-height: 100vh;--safe-bottom: env(safe-area-inset-bottom, 0px)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:18px;-webkit-text-size-adjust:100%}body{font-family:var(--font-body);background:var(--bg-primary);color:var(--text-primary);height:var(--app-height);overflow:hidden;-webkit-tap-highlight-color:transparent;user-select:none;-webkit-user-select:none;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#app{position:relative;height:var(--app-height);display:flex;flex-direction:column;overflow:hidden}.ink-bg{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}.ink-bg:before{content:"";position:absolute;top:-30%;right:-20%;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,rgba(166,124,82,.06) 0%,transparent 70%);animation:inkFloat 20s ease-in-out infinite}.ink-bg:after{content:"";position:absolute;bottom:-20%;left:-15%;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(74,158,134,.05) 0%,transparent 70%);animation:inkFloat 25s ease-in-out infinite reverse}@keyframes inkFloat{0%,to{transform:translate(0) scale(1)}33%{transform:translate(30px,-20px) scale(1.05)}66%{transform:translate(-20px,15px) scale(.95)}}.app-header{position:relative;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:12px 20px;height:var(--header-height);background:#f5f0e6d9;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border-subtle);flex-shrink:0}.header-left{display:flex;align-items:center;gap:10px}.logo-icon{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:var(--radius-sm);background:linear-gradient(135deg,var(--accent-gold),var(--accent-gold-light));color:var(--bg-primary);font-family:var(--font-display);font-size:18px;font-weight:700;box-shadow:var(--shadow-glow-gold)}.app-title{font-family:var(--font-display);font-size:26px;color:var(--text-primary);letter-spacing:2px}.icon-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:var(--radius-full);border:none;background:var(--bg-glass);color:var(--text-secondary);cursor:pointer;transition:all .3s var(--ease-out)}.icon-btn:hover{background:var(--bg-card-hover);color:var(--accent-gold)}.icon-btn:active{transform:scale(.9)}.btn-back{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:var(--radius-full);border:none;background:transparent;color:var(--text-primary);cursor:pointer;transition:all .2s;flex-shrink:0}.btn-back:hover{background:#0000000d;color:var(--accent-gold)}.btn-back:active{transform:scale(.9)}.app-main{position:relative;z-index:1;flex:1;overflow:hidden}.tab-view{position:absolute;inset:0;overflow-y:auto;overflow-x:hidden;opacity:0;transform:translateY(8px);transition:opacity .4s var(--ease-out),transform .4s var(--ease-out);pointer-events:none;scrollbar-width:none}.tab-view::-webkit-scrollbar{display:none}.tab-view.active{opacity:1;transform:translateY(0);pointer-events:auto}.bottom-nav{position:relative;z-index:10;display:flex;align-items:stretch;height:var(--nav-height);background:#f5f0e6eb;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:1px solid var(--border-subtle);flex-shrink:0;padding-bottom:var(--safe-bottom)}.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;border:none;background:none;color:var(--text-muted);font-family:var(--font-body);font-size:11px;cursor:pointer;transition:color .3s var(--ease-out)}.nav-item.active{color:var(--accent-gold)}.nav-item:active{transform:scale(.95)}.nav-item span{font-weight:600;letter-spacing:1px}.welcome-section{margin:16px 16px 8px;padding:24px;border-radius:var(--radius-lg);background:linear-gradient(135deg,#a67c521a,#4a9e860f);border:1px solid var(--border-card);display:flex;align-items:center;justify-content:space-between;position:relative;overflow:hidden;box-shadow:var(--shadow-sm)}.welcome-section:before{content:"";position:absolute;top:-50%;right:-10%;width:200px;height:200px;border-radius:50%;background:radial-gradient(circle,rgba(166,124,82,.08),transparent 70%);z-index:0}.welcome-text{position:relative;z-index:1;max-width:65%}.welcome-title{font-family:var(--font-display);font-size:24px;color:var(--text-primary);margin-bottom:8px;letter-spacing:1px}.welcome-quote{font-size:13px;color:var(--text-secondary);line-height:1.5;opacity:.9}.welcome-progress{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:8px}.wp-ring{width:64px;height:64px;border-radius:50%;background:conic-gradient(var(--accent-gold) var(--percent, 0%),rgba(166,124,82,.15) 0);display:flex;align-items:center;justify-content:center;position:relative;box-shadow:0 4px 10px #a67c5226}.wp-ring:before{content:"";position:absolute;inset:5px;border-radius:50%;background:var(--bg-primary)}.wp-num{position:relative;font-family:var(--font-display);font-size:22px;color:var(--accent-gold);font-weight:700;z-index:1}.wp-label{font-size:11px;color:var(--text-muted);font-weight:500;letter-spacing:1.5px}.search-bar{display:flex;align-items:center;gap:10px;margin:12px 16px 0;padding:10px 16px;border-radius:var(--radius-lg);background:var(--bg-card);border:1px solid var(--border-card);transition:border-color .3s}.search-bar:focus-within{border-color:var(--accent-gold)}.search-icon{color:var(--text-muted);flex-shrink:0}.search-input{flex:1;border:none;background:transparent;outline:none;font-family:var(--font-body);font-size:14px;color:var(--text-primary)}.search-input::placeholder{color:var(--text-muted)}.search-clear{width:24px;height:24px;border:none;background:var(--bg-secondary);border-radius:var(--radius-full);color:var(--text-muted);font-size:12px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.search-clear:hover{background:var(--accent-gold-dim);color:var(--accent-gold)}.fav-btn{position:absolute;top:10px;right:10px;z-index:2;width:30px;height:30px;border:none;background:transparent;font-size:18px;cursor:pointer;opacity:.4;transition:all .3s var(--ease-out);display:flex;align-items:center;justify-content:center}.fav-btn:hover{opacity:1;transform:scale(1.2)}.fav-btn.active{opacity:1;color:var(--accent-red);animation:fav-pop .3s var(--ease-out)}@keyframes fav-pop{0%{transform:scale(1)}50%{transform:scale(1.4)}to{transform:scale(1)}}.blank-char{display:inline-block;width:1.2em;border-bottom:2px solid var(--text-muted);margin:0 1px}.detail-line.recite-hidden{cursor:pointer;opacity:.6}.detail-line.recite-hidden:hover{opacity:.9}.detail-line.recite-revealed{animation:reveal-line .5s var(--ease-out);color:var(--accent-jade)}@keyframes reveal-line{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.recite-hint{position:relative;z-index:1;margin-top:16px;font-size:13px;color:var(--text-muted);text-align:center;letter-spacing:1px}.filters-section{padding:0 16px;display:flex;flex-direction:column;gap:12px;margin-bottom:20px}.filter-row{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;flex-wrap:nowrap}.filter-row::-webkit-scrollbar{display:none}.filter-row.filter-tags{flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;-webkit-overflow-scrolling:touch;scrollbar-width:none}.filter-row.filter-tags::-webkit-scrollbar{display:none}.filter-btn{padding:6px 16px;border-radius:20px;background:var(--bg-card);border:1px solid var(--border-subtle);color:var(--text-secondary);font-size:14px;cursor:pointer;transition:all .2s;white-space:nowrap}.filter-btn.active{background:var(--accent-gold);border-color:var(--accent-gold);box-shadow:var(--shadow-glow-gold)}.filter-btn.grade-btn.active{background:var(--accent-jade);border-color:var(--accent-jade);box-shadow:var(--shadow-glow-jade)}.poem-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px;padding:8px 16px 100px}.poem-card{position:relative;padding:20px;border-radius:var(--radius-lg);background:var(--bg-card);border:1px solid var(--border-card);cursor:pointer;transition:all .3s var(--ease-out);overflow:hidden;display:flex;flex-direction:column;min-height:160px}.card-bg{position:absolute;inset:0;background-size:cover;background-position:center;background-repeat:no-repeat;opacity:.15;pointer-events:none;transition:opacity .4s var(--ease-out);z-index:0}.poem-card:hover .card-bg{opacity:.25}.poem-card .status-tag,.poem-card .card-title,.poem-card .card-author,.poem-card .card-preview,.poem-card .mastered-badge{position:relative;z-index:1}.poem-card:hover{background:var(--bg-card-hover);border-color:#a67c5233;transform:translateY(-2px);box-shadow:var(--shadow-md)}.poem-card:active{transform:scale(.97)}.poem-card .status-tag{display:inline-block;padding:3px 10px;border-radius:var(--radius-full);font-size:12px;font-weight:700;letter-spacing:1px;margin-bottom:12px;width:fit-content}.status-tag.unlearned{background:#00000008;color:var(--text-muted);border:1px solid var(--border-subtle)}.status-tag.partial{background:#6bb5a01a;color:var(--accent-jade);border:1px solid rgba(107,181,160,.2)}.status-tag.review{background:var(--accent-gold-dim);color:var(--accent-gold);border:1px solid rgba(212,165,116,.2)}.status-tag.mastered{background:#6bb5a01f;color:var(--accent-jade);border:1px solid rgba(107,181,160,.25)}.poem-card .card-title{font-family:var(--font-display);font-size:26px;color:var(--text-primary);margin-bottom:4px;line-height:1.3}.poem-card .card-author{font-size:14px;color:var(--text-muted);margin-top:2px;margin-bottom:16px}.poem-card .card-preview{margin-top:auto;padding-top:12px;border-top:1px solid var(--border-subtle);font-size:14px;color:var(--text-secondary);font-style:italic;letter-spacing:1px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.poem-card .mastered-badge{position:absolute;top:-6px;right:-6px;width:36px;height:36px;background:var(--accent-jade);transform:rotate(45deg);display:flex;align-items:flex-end;justify-content:center;padding-bottom:2px}.mastered-badge svg{transform:rotate(-45deg)}.modal-overlay{position:fixed;inset:0;z-index:1100;background:var(--bg-primary);display:flex;flex-direction:column;transition:transform .4s var(--ease-out),opacity .4s var(--ease-out)}.modal-overlay.hidden{transform:translateY(100%);opacity:0;pointer-events:none}.modal-overlay.visible{transform:translateY(0);opacity:1;pointer-events:auto}.detail-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;flex-shrink:0}.detail-header .btn-back,.detail-header .btn-play{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:var(--radius-full);border:none;cursor:pointer;transition:all .3s var(--ease-out)}.detail-header .btn-back{background:var(--bg-glass);color:var(--text-secondary)}.detail-header .btn-back:active{transform:scale(.9)}.detail-header .btn-play{background:var(--accent-gold);color:#fff;box-shadow:var(--shadow-glow-gold)}.detail-header .btn-play.playing{background:var(--accent-red);animation:pulse-glow 2s ease-in-out infinite;box-shadow:0 0 20px #c75c5c4d}@keyframes pulse-glow{0%,to{box-shadow:0 0 20px #c75c5c33}50%{box-shadow:0 0 30px #c75c5c66}}.detail-counter{font-size:12px;font-weight:700;color:var(--accent-gold);background:var(--accent-gold-dim);padding:6px 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20px;max-width:500px;border-radius:var(--radius-md);background:var(--accent-gold-dim);border:1px solid rgba(166,124,82,.15)}.translation-label{font-size:12px;font-weight:700;color:var(--accent-gold);letter-spacing:3px;margin-bottom:8px;text-transform:uppercase}.translation-text{font-size:16px;line-height:1.8;color:var(--text-secondary);letter-spacing:.5px}.detail-body{flex:1;overflow-y:auto;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px;position:relative;scrollbar-width:none}.detail-bg{position:absolute;inset:0;background-size:cover;background-position:center;background-repeat:no-repeat;opacity:.12;pointer-events:none;z-index:0}.detail-title,.detail-meta,.detail-content,.detail-nav-btn{position:relative;z-index:1}.detail-body::-webkit-scrollbar{display:none}.detail-title{font-family:var(--font-display);font-size:50px;color:var(--text-primary);margin-bottom:12px;cursor:pointer;transition:color .3s;text-align:center;letter-spacing:4px}.detail-title:hover,.detail-title.speaking{color:var(--accent-gold)}.detail-meta{display:flex;align-items:center;gap:12px;margin-bottom:32px;cursor:pointer}.detail-meta .divider-line{width:32px;height:1px;background:var(--accent-gold-dim)}.detail-meta .meta-text{font-size:14px;color:var(--accent-gold);letter-spacing:3px;font-weight:600;transition:transform .3s}.detail-meta .meta-text.speaking{transform:scale(1.05)}.detail-content{display:flex;flex-direction:column;align-items:center;gap:10px;max-width:500px}.detail-line{font-family:var(--font-body);font-size:32px;color:var(--text-primary);margin-bottom:12px;cursor:pointer;transition:color .3s,opacity .3s,transform .3s ease-out;text-align:center}.detail-line:hover{color:var(--accent-gold-light)}.detail-content.is-speaking .detail-line:not(.speaking){opacity:.3;transform:scale(.96)}.detail-line.speaking{color:var(--text-primary);transform:scale(1.02)}.char-speaking{color:var(--accent-gold);text-shadow:0 0 10px rgba(166,124,82,.4);display:inline-block;transform:scale(1.15) translateY(-2px);transition:all .15s ease-out}.detail-nav-btn{position:absolute;top:50%;transform:translateY(-50%);width:40px;height:40px;border-radius:var(--radius-full);border:none;background:var(--bg-glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--accent-gold);cursor:pointer;transition:all .3s;display:flex;align-items:center;justify-content:center;z-index:5}.detail-nav-btn:hover{background:var(--bg-card-hover)}.detail-nav-btn:active{transform:translateY(-50%) scale(.9)}.detail-nav-btn.prev{left:8px}.detail-nav-btn.next{right:8px}.detail-nav-btn.invisible{opacity:0;pointer-events:none}.detail-actions{display:flex;gap:8px;padding:16px 20px;padding-bottom:calc(16px + var(--safe-bottom));flex-shrink:0;background:#f5f0e6f2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-top:1px solid var(--border-subtle)}.detail-actions .action-btn{flex:1;padding:14px 0;border-radius:var(--radius-md);border:1px solid var(--border-card);background:var(--bg-glass);color:var(--text-secondary);font-family:var(--font-body);font-size:16px;font-weight:700;cursor:pointer;transition:all .3s var(--ease-out)}.action-btn:hover{border-color:var(--accent-gold);color:var(--accent-gold)}.action-btn:active{transform:scale(.95)}.action-btn.selected{border-color:var(--accent-gold);background:var(--accent-gold-dim);color:var(--accent-gold)}.listen-container{display:flex;flex-direction:column;align-items:center;padding:20px 16px 100px;min-height:100%}.listen-filters{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:16px;width:100%}.vinyl-wrapper{position:relative;width:280px;height:280px;margin:20px auto 24px;display:flex;align-items:center;justify-content:center}.vinyl-disc{position:absolute;inset:0;border-radius:50%;background:linear-gradient(135deg,#3a3530,#25211d);border:12px solid #4a4540;box-shadow:var(--shadow-lg),inset 0 0 30px #0000004d;transition:transform 0s linear}.vinyl-disc.spinning{animation:spin 8s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.vinyl-disc:before{content:"";position:absolute;inset:8px;border:1px solid rgba(255,255,255,.08);border-radius:50%}.vinyl-disc:after{content:"";position:absolute;inset:20px;border:1px solid rgba(255,255,255,.05);border-radius:50%}.vinyl-grooves{position:absolute;inset:0;border-radius:50%;opacity:.12;background-image:repeating-radial-gradient(circle,rgba(255,255,255,.5),rgba(255,255,255,.5) 1px,transparent 1px,transparent 3px)}.vinyl-center{position:relative;z-index:2;width:130px;height:130px;border-radius:50%;background:linear-gradient(135deg,#f5ebdce6,#ebe4d7d9);border:3px solid rgba(166,124,82,.2);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:12px;box-shadow:inset 0 0 15px #00000014}.vinyl-center .vc-title{font-family:var(--font-display);font-size:22px;color:var(--text-primary);margin-bottom:6px;line-height:1.2}.vinyl-center .vc-divider{width:24px;height:1px;background:var(--accent-gold-dim);margin-bottom:6px}.vinyl-center .vc-author{font-size:12px;color:var(--accent-gold)}.vinyl-center .vc-empty{font-size:13px;color:var(--text-muted)}.listen-progress-info{font-size:13px;color:var(--text-muted);letter-spacing:1px;margin-bottom:16px}.player-controls{display:flex;align-items:center;justify-content:center;gap:16px;margin-bottom:8px;position:relative;width:100%}.player-controls .ctrl-btn{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:var(--radius-full);border:none;background:var(--bg-glass);color:var(--text-secondary);cursor:pointer;transition:all .3s}.ctrl-btn:hover{color:var(--accent-gold);background:var(--bg-card-hover)}.ctrl-btn:active{transform:scale(.9)}.play-btn-main{width:60px!important;height:60px!important;background:linear-gradient(135deg,var(--accent-gold),var(--accent-gold-light))!important;color:#fff!important;box-shadow:var(--shadow-glow-gold)}.play-btn-main:disabled{opacity:.4;cursor:not-allowed}.play-btn-main.playing{background:linear-gradient(135deg,var(--accent-gold),#c49560)!important}.mode-btn{position:absolute;left:16px;width:36px!important;height:36px!important}.settings-panel{display:flex;flex-direction:column;height:100%;background:var(--bg-primary)}.settings-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;flex-shrink:0}.settings-header h3{font-family:var(--font-display);font-size:22px;color:var(--text-primary);letter-spacing:2px}.settings-body{flex:1;overflow-y:auto;padding:12px 20px 40px;scrollbar-width:none}.settings-body::-webkit-scrollbar{display:none}.setting-section{margin-bottom:32px}.setting-section-title{font-size:12px;font-weight:700;color:var(--text-secondary);letter-spacing:3px;padding-left:12px;border-left:3px solid var(--accent-gold);margin-bottom:16px;text-transform:uppercase}.setting-card{padding:20px;border-radius:var(--radius-lg);background:var(--bg-card);border:1px solid var(--border-card)}.setting-row{display:flex;align-items:center;justify-content:space-between}.setting-label h5{font-size:14px;color:var(--text-primary);font-weight:700;margin-bottom:2px}.setting-label p{font-size:11px;color:var(--text-muted)}.toggle-switch{width:48px;height:26px;border-radius:var(--radius-full);border:none;cursor:pointer;position:relative;transition:background .3s;background:#0000001a;flex-shrink:0}.toggle-switch.on{background:var(--accent-gold)}.toggle-switch .toggle-thumb{position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:var(--shadow-sm);transition:transform .3s var(--ease-spring)}.toggle-switch.on .toggle-thumb{transform:translate(22px)}.range-slider{width:100%;height:4px;border-radius:2px;appearance:none;-webkit-appearance:none;background:#00000014;outline:none;cursor:pointer;margin:16px 0 8px}.range-slider::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;border-radius:50%;background:var(--accent-gold);box-shadow:var(--shadow-glow-gold);cursor:pointer}.range-slider::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--accent-gold);box-shadow:var(--shadow-glow-gold);border:none;cursor:pointer}.range-labels{display:flex;justify-content:space-between;font-size:10px;color:var(--text-muted)}.setting-value{font-family:var(--font-display);font-size:20px;color:var(--accent-gold)}.settings-footer{padding:16px 20px;padding-bottom:calc(16px + var(--safe-bottom));flex-shrink:0;border-top:1px solid var(--border-subtle)}.save-btn{width:100%;padding:14px;border-radius:var(--radius-lg);border:none;background:linear-gradient(135deg,var(--accent-gold),var(--accent-gold-light));color:#fff;font-family:var(--font-body);font-size:14px;font-weight:700;cursor:pointer;transition:all .3s;box-shadow:var(--shadow-glow-gold)}.save-btn:active{transform:scale(.97)}.toast{position:fixed;top:80px;left:50%;transform:translate(-50%) translateY(-20px);z-index:100;padding:10px 24px;border-radius:var(--radius-full);background:#3c3228e6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#f5f0e6;font-size:14px;font-weight:500;box-shadow:var(--shadow-lg);transition:all .3s var(--ease-out);opacity:0;pointer-events:none}.toast.visible{opacity:1;transform:translate(-50%) translateY(0)}.toast.hidden{opacity:0;transform:translate(-50%) translateY(-20px);pointer-events:none}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;color:var(--text-muted);text-align:center}.empty-state .empty-icon{font-size:20px;margin-bottom:6px;opacity:.3}.empty-state p{font-size:14px}.fade-in{animation:fadeIn .3s var(--ease-out)}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.theme-banner{position:relative;height:140px;border-radius:var(--radius-lg);overflow:hidden;margin:24px 16px 16px;display:flex;align-items:center;padding:24px;box-shadow:var(--shadow-md);cursor:pointer;transition:transform .3s var(--ease-out),box-shadow .3s var(--ease-out);border:1px solid rgba(255,255,255,.4)}.theme-banner:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.theme-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.35;transition:opacity .5s ease;z-index:0}.theme-banner:hover .theme-bg{opacity:.5}.theme-content{position:relative;z-index:1;display:flex;flex-direction:column;color:var(--text-primary)}.theme-title{font-family:var(--font-display);font-size:28px;color:var(--accent-gold);margin-bottom:8px;letter-spacing:2px;text-shadow:0 2px 4px rgba(255,255,255,.8)}.theme-desc{font-size:14px;color:var(--text-secondary);font-weight:500;margin-bottom:12px}.theme-action{font-size:12px;color:var(--accent-gold);font-weight:700;display:inline-flex;align-items:center;gap:4px;background:#fff9;padding:4px 12px;border-radius:12px;width:fit-content}.theme-overlay{position:fixed;inset:0;background:var(--bg-primary);z-index:1000;display:flex;flex-direction:column;opacity:0;pointer-events:none;transition:opacity .4s var(--ease-out),transform .4s var(--ease-spring);transform:translateY(20px);overflow-y:auto;-webkit-overflow-scrolling:touch}.theme-overlay.visible{opacity:1;pointer-events:auto;transform:translateY(0)}.theme-overlay-bg{position:fixed;inset:0;background-size:cover;background-position:center top;opacity:.15;z-index:0;pointer-events:none}.theme-overlay-header{position:sticky;top:0;height:var(--header-height);display:flex;align-items:center;padding:0 16px;background:linear-gradient(to bottom,var(--bg-primary) 60%,transparent);z-index:10}.theme-overlay-header h2{flex:1;text-align:center;font-family:var(--font-display);font-size:24px;color:var(--text-primary);margin-right:48px;letter-spacing:2px}.theme-overlay-content{position:relative;z-index:1;padding:20px 24px 60px;display:flex;flex-direction:column;gap:24px;max-width:800px;margin:0 auto;width:100%}.theme-hero{display:flex;flex-direction:column;align-items:center;text-align:center;padding:30px 0 20px;border-bottom:1px dashed rgba(166,124,82,.3)}.theme-hero-desc{font-size:18px;color:var(--text-secondary);line-height:1.6;font-family:var(--font-display);letter-spacing:2px;margin-bottom:12px}.theme-hero-count{font-size:13px;color:var(--accent-gold);background:var(--bg-card);padding:4px 16px;border-radius:20px;box-shadow:var(--shadow-sm)}.theme-poems-list{display:grid;grid-template-columns:1fr;gap:16px}@media(min-width:768px){.theme-poems-list{grid-template-columns:repeat(2,1fr)}}.today-learning-section{margin:24px 0 16px}.section-title{font-size:1.2rem;font-weight:600;margin-bottom:1rem;color:var(--text);padding-left:16px}.today-cards-scroller{display:flex;gap:1rem;overflow-x:auto;padding:0 16px 1rem;scroll-snap-type:x mandatory}.today-cards-scroller::-webkit-scrollbar{display:none}.today-card{flex:0 0 240px;height:120px;background:var(--surface);border-radius:12px;position:relative;overflow:hidden;padding:1.2rem;box-shadow:0 4px 12px #6f5d4b14;border:1px solid rgba(255,255,255,.5);cursor:pointer;scroll-snap-align:start;display:flex;flex-direction:column;justify-content:flex-end;transition:transform .3s ease,box-shadow .3s ease}.today-card:hover{transform:translateY(-4px);box-shadow:0 8px 16px #6f5d4b1f}.today-card .card-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.3;z-index:0;transition:opacity .5s ease}.today-card:hover .card-bg{opacity:.5}.today-tag{position:absolute;top:.8rem;left:.8rem;font-size:.75rem;padding:.2rem .6rem;border-radius:20px;background:#fffc;color:var(--text-light);font-weight:500;z-index:1}.today-tag.review-icon{color:#df8b36;background:#fdf3ea}.today-tag.recommend-icon{color:#4cae4f;background:#eef7ed}.today-tag.continue-icon{color:#4b89dc;background:#eef4fc}.today-card .card-title{font-size:1.2rem;font-weight:700;color:var(--text);z-index:1;margin-bottom:.2rem}.today-card .card-author{font-size:.85rem;color:var(--text-light);z-index:1}.stamp-fx{position:absolute;top:40%;left:50%;transform:translate(-50%,-50%) scale(3) rotate(-20deg);opacity:0;pointer-events:none;z-index:100;display:flex;align-items:center;justify-content:center}.stamp-border{border:4px solid var(--accent-red);color:var(--accent-red);font-family:var(--font-display);font-size:56px;font-weight:700;padding:12px 24px;border-radius:12px;letter-spacing:4px;text-shadow:0 0 10px rgba(183,56,42,.4);box-shadow:inset 0 0 15px #b7382a4d,0 0 15px #b7382a4d}.stamp-fx.animate{animation:stamp-bang 2s cubic-bezier(.175,.885,.32,1.275) forwards}@keyframes stamp-bang{0%{transform:translate(-50%,-50%) scale(3) rotate(-20deg);opacity:0}10%{transform:translate(-50%,-50%) scale(1) rotate(-10deg);opacity:1;filter:brightness(1.5)}15%{transform:translate(-50%,-50%) scale(1.05) rotate(-10deg);opacity:1;filter:brightness(1)}20%{transform:translate(-50%,-50%) scale(1) rotate(-10deg);opacity:1}80%{transform:translate(-50%,-50%) scale(1) rotate(-10deg);opacity:1}to{transform:translate(-50%,-50%) scale(1.1) rotate(-10deg);opacity:0}}.celebrate-text{color:var(--accent-gold);font-weight:700;font-size:16px;animation:pop-bounce 1.5s ease-in-out infinite alternate;display:inline-block}@keyframes pop-bounce{0%{transform:scale(1);text-shadow:0 0 0 rgba(166,124,82,0)}to{transform:scale(1.08);color:var(--accent-red);text-shadow:0 2px 10px rgba(183,56,42,.4)}}.share-card-container{position:fixed;top:-9999px;left:0;width:375px;height:667px;background:var(--bg-primary);display:flex;flex-direction:column;box-sizing:border-box;overflow:hidden;font-family:var(--font-body)}.sc-bg{position:absolute;inset:0;background-size:cover;background-position:center bottom;opacity:.15;z-index:0}.sc-content{position:relative;z-index:1;flex:1;display:flex;flex-direction:column;align-items:center;padding:60px 40px 20px}.sc-title{font-family:var(--font-display);font-size:36px;color:var(--text-primary);margin-bottom:8px;letter-spacing:4px}.sc-meta{font-size:14px;color:var(--accent-gold);margin-bottom:40px;letter-spacing:2px}.sc-body{width:100%;display:flex;flex-direction:column;align-items:center;gap:12px}.sc-line{font-size:24px;color:var(--text-primary);line-height:1.5;text-align:center}.sc-footer{position:relative;z-index:1;padding:24px;border-top:1px dashed rgba(166,124,82,.3);display:flex;align-items:center;justify-content:space-between;background:#fdfbf7e6}.sc-logo{font-family:var(--font-display);font-size:20px;color:var(--accent-gold)}.sc-desc{font-size:12px;color:var(--text-muted);margin-top:4px;letter-spacing:1px}.sc-qrcode .qr-placeholder{width:48px;height:48px;border:1px solid var(--accent-gold-dim);border-radius:6px;display:flex;align-items:center;justify-content:center}.share-preview-overlay{z-index:1200;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .3s var(--ease-out)}.share-preview-overlay.visible{opacity:1;pointer-events:auto}.share-preview-modal{width:85%;max-width:400px;background:var(--bg-card);border-radius:var(--radius-lg);padding:20px;box-shadow:0 10px 30px #0003;display:flex;flex-direction:column;gap:16px;transform:translateY(20px);transition:transform .3s var(--ease-out)}.share-preview-overlay.visible .share-preview-modal{transform:translateY(0)}.sp-header{display:flex;justify-content:space-between;align-items:center}.sp-title{font-size:14px;color:var(--text-secondary);font-weight:500}.sp-img-wrapper{border-radius:var(--radius-md);overflow:hidden;box-shadow:0 4px 12px #6f5d4b1a;background:#fff}.sp-img{display:block;width:100%;height:auto}.sp-actions{display:flex;justify-content:center}.sp-actions .btn-primary{padding:12px 32px;background:var(--accent-gold);color:#fff;border-radius:24px;font-size:15px;font-weight:700;letter-spacing:2px;transition:transform .2s,box-shadow .2s}.sp-actions .btn-primary:active{transform:scale(.95)}@media(min-width:768px){.poem-grid{grid-template-columns:repeat(3,1fr)}.vinyl-wrapper{width:320px;height:320px}.vinyl-center{width:150px;height:150px}.detail-line{font-size:32px}.detail-title{font-size:48px}}@media(min-width:1024px){.poem-grid{grid-template-columns:repeat(4,1fr)}.vinyl-wrapper{width:360px;height:360px}.vinyl-center{width:170px;height:170px}}