:root{--bg: #0f0f14;--surface: #1a1a22;--surface-2: #23232e;--border: #2e2e3a;--text: #f0f0f5;--text-dim: #9a9aac;--accent: #8b7cf6;--accent-strong: #7c6af2;--danger: #e5636f}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:Pretendard,Apple SD Gothic Neo,Noto Sans KR,system-ui,sans-serif;-webkit-font-smoothing:antialiased}button{font:inherit;color:inherit;cursor:pointer}.app{min-height:100dvh;display:flex;flex-direction:column}.app-header{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 88%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);padding:14px 16px}.brand{color:var(--text);text-decoration:none;font-weight:800;font-size:18px;letter-spacing:.5px}.brand-sub{font-size:12px;font-weight:500;color:var(--text-dim);margin-left:6px}.app-main{flex:1;width:100%;max-width:560px;margin:0 auto;padding:16px 16px calc(76px + env(safe-area-inset-bottom))}.bottom-nav{position:fixed;bottom:0;left:0;right:0;display:flex;background:var(--surface);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom);z-index:10}.bottom-nav a{flex:1;text-align:center;padding:15px 0;color:var(--text-dim);text-decoration:none;font-size:14px;font-weight:600}.bottom-nav a.active{color:var(--accent)}.notice{text-align:center;color:var(--text-dim);padding:32px 16px;line-height:1.6}.notice-error{color:var(--danger)}.done-title{color:var(--text);font-size:18px;font-weight:700;margin:0 0 8px}.btn{background:var(--surface-2);border:1px solid var(--border);border-radius:10px;padding:10px 16px;font-weight:600;font-size:14px}.btn:disabled{opacity:.45;cursor:default}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn-primary:not(:disabled):hover{background:var(--accent-strong)}.btn-danger{background:transparent;border-color:var(--danger);color:var(--danger)}.btn-lg{padding:14px 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6px;font-size:17px;line-height:1.4;font-weight:700}.card-channel{margin:0;color:var(--text-dim);font-size:13px}.home-cards{display:flex;flex-direction:column;gap:20px}.card-actions{display:flex;gap:10px;margin-top:10px}.card-actions .btn{flex:1;padding:12px 0}.home-hint{text-align:center;color:var(--text-dim);font-size:12px;margin-top:14px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000bf;z-index:50;display:flex;align-items:center;justify-content:center;padding:16px}.modal{width:100%;max-width:720px}.player-frame{aspect-ratio:16 / 9;background:#000;border-radius:12px;overflow:hidden}.player-frame iframe{width:100%;height:100%;border:0;display:block}.player-actions{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:12px}.player-app{color:var(--text);text-decoration:none;text-align:center}.player-report{color:var(--text-dim);font-size:12px}.player-report:disabled{opacity:.7}.confirm-box{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:24px;text-align:center}.confirm-box p{margin:0 0 16px;font-size:16px;font-weight:600}.confirm-actions{display:flex;gap:10px;justify-content:center}.confirm-actions .btn{min-width:100px}.tabs{display:flex;gap:6px;overflow-x:auto;padding-bottom:8px;scrollbar-width:none}.tabs::-webkit-scrollbar{display:none}.tab{flex:0 0 auto;background:var(--surface);border:1px solid var(--border);border-radius:999px;padding:7px 14px;font-size:13px;font-weight:600;color:var(--text-dim)}.tab-active{background:var(--accent);border-color:var(--accent);color:#fff}.segmented{display:flex;align-items:center;gap:6px;margin:4px 0 12px;overflow-x:auto;scrollbar-width:none}.segmented::-webkit-scrollbar{display:none}.seg{flex:0 0 auto;white-space:nowrap;background:transparent;border:1px solid var(--border);border-radius:8px;padding:5px 12px;font-size:13px;color:var(--text-dim)}.seg-active{border-color:var(--accent);color:var(--accent);font-weight:700}.list-count{margin-left:auto;color:var(--text-dim);font-size:13px}.video-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.row{display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:8px}.row-watched{opacity:.55}.row-main{flex:1;display:flex;gap:10px;align-items:center;background:none;border:0;padding:0;text-align:left;min-width:0}.row-thumb{position:relative;flex:0 0 128px;aspect-ratio:16 / 9;border-radius:8px;overflow:hidden;background:#000}.row-thumb img{width:100%;height:100%;object-fit:cover;display:block}.row-thumb .duration{right:4px;bottom:4px;font-size:10px}.row-info{min-width:0}.row-title{margin:0 0 6px;font-size:14px;line-height:1.35;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.row-meta{margin:0;color:var(--text-dim);font-size:12px;display:flex;align-items:center;gap:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.check{flex:0 0 36px;height:36px;border-radius:50%;border:1px solid var(--border);background:transparent;color:var(--text-dim);font-size:16px}.check-on{background:var(--accent);border-color:var(--accent);color:#fff}.settings,.admin{display:flex;flex-direction:column;gap:14px}.panel{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:16px}.panel h2{margin:0 0 6px;font-size:15px}.panel-desc{margin:0 0 12px;color:var(--text-dim);font-size:13px;line-height:1.5;overflow-wrap:anywhere}.review-item{display:flex;flex-direction:column;gap:4px;padding:10px 0;border-bottom:1px solid var(--border, rgba(255, 255, 255, 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