:root{--bg:#f9f9f9;--panel:#fff;--text:#0f0f0f;--muted:#606060;--line:#e5e5e5;--line-strong:#d8d8d8;--red:#cc0000;--blue:#065fd4;--green:#0f7b3f;--amber:#b55a00;--shadow:0 10px 30px rgba(0,0,0,.08)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"Microsoft YaHei",sans-serif;font-size:14px}button,input,select,textarea{font:inherit}button{cursor:pointer}.login-page{min-height:100vh;background:#f5f5f5}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.login-panel{width:min(420px,100%);background:#fff;border:1px solid var(--line);border-radius:8px;padding:32px;box-shadow:var(--shadow)}.brand-row{display:flex;align-items:center;gap:12px;color:inherit;text-decoration:none}.brand-row h1{margin:0;font-size:24px}.brand-row p{margin:3px 0 0;color:var(--muted)}.brand-row.compact{height:48px;padding:0 18px}.yt-mark{width:38px;height:27px;background:var(--red);border-radius:7px;display:grid;place-items:center;flex:0 0 auto}.yt-mark span{width:0;height:0;border-left:11px solid #fff;border-top:7px solid transparent;border-bottom:7px solid transparent;margin-left:2px}.login-form{margin-top:24px}.login-form label,.form-grid label,.tool-panel label{display:grid;gap:7px;margin:12px 0 0;color:#3f3f3f;font-size:13px}input,select,textarea{width:100%;border:1px solid var(--line-strong);border-radius:6px;background:#fff;color:var(--text);padding:10px 11px;outline:none}textarea{resize:vertical}input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(6,95,212,.12)}.primary-btn,.secondary-btn,.ghost-btn,.icon-btn,.primary-link{border:0;border-radius:18px;min-height:36px;padding:0 16px;display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none}.primary-btn,.primary-link{background:#0f0f0f;color:#fff}.secondary-btn{background:#f2f2f2;color:#0f0f0f}.ghost-btn{background:transparent;color:#0f0f0f;border:1px solid var(--line)}.icon-btn{width:36px;padding:0;background:#f2f2f2;font-size:22px}.alert{padding:10px 12px;border-radius:6px;margin-top:18px}.alert-error{background:#fff0f0;color:#b00020;border:1px solid #ffd2d2}.login-hint{margin-top:18px;color:var(--muted);font-size:12px}.app-shell{display:grid;grid-template-columns:232px 1fr;min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;background:#fff;border-right:1px solid var(--line);display:flex;flex-direction:column}.nav-list{padding:10px}.nav-item{width:100%;height:42px;border:0;background:transparent;border-radius:6px;text-align:left;padding:0 14px;color:#222}.nav-item:hover{background:#f2f2f2}.nav-item.active{background:#0f0f0f;color:#fff}.logout-link{margin:auto 16px 18px;color:var(--muted);text-decoration:none}.main-area{min-width:0;padding:22px 28px 44px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px}.topbar h1{font-size:26px;margin:3px 0 0}.eyebrow{font-size:12px;color:var(--muted);text-transform:uppercase}.top-actions{display:flex;gap:10px;flex-wrap:wrap}.page{display:none}.page.active{display:block}.section-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:12px 0}.section-head h2,.tool-panel h2{font-size:18px;margin:0}.muted{color:var(--muted);font-size:13px}.table-wrap{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:auto}table{width:100%;border-collapse:collapse;min-width:760px}th,td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}th{font-size:12px;color:var(--muted);font-weight:600;background:#fff}tr:last-child td{border-bottom:0}.video-cell{display:flex;align-items:center;gap:12px;min-width:280px}.thumb{width:96px;height:54px;border-radius:4px;background:#e8e8e8;object-fit:cover;flex:0 0 auto}.video-title{font-weight:600;line-height:1.35;max-width:520px}.meta{color:var(--muted);font-size:12px;margin-top:4px}.status{display:inline-flex;align-items:center;height:24px;padding:0 9px;border-radius:12px;font-size:12px;background:#eee}.status.done,.status.synced{background:#e6f4ea;color:var(--green)}.status.failed{background:#fce8e6;color:#b00020}.status.uploading,.status.processing,.status.queued{background:#fff4e5;color:var(--amber)}.progress{height:7px;background:#eee;border-radius:999px;overflow:hidden;min-width:96px}.progress span{display:block;height:100%;background:var(--blue)}.row-actions{display:flex;gap:8px;flex-wrap:wrap}.small-btn{border:1px solid var(--line);background:#fff;border-radius:16px;min-height:30px;padding:0 11px;display:inline-flex;align-items:center;color:#0f0f0f;text-decoration:none}.empty{padding:34px;color:var(--muted);text-align:center}.tool-panel{background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px}.two-column{display:grid;grid-template-columns:minmax(280px,360px) 1fr;gap:16px}.assignment{border-top:1px solid var(--line);padding:14px 0}.assignment:first-child{border-top:0}.chips{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}.chip{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:18px;padding:7px 10px;background:#fff}.chip input{width:auto}.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.45);display:grid;place-items:center;padding:18px;z-index:20}.modal-backdrop.hidden{display:none}.modal{width:min(980px,100%);max-height:92vh;background:#fff;border-radius:8px;box-shadow:var(--shadow);display:flex;flex-direction:column}.modal-head,.modal-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 18px;border-bottom:1px solid var(--line)}.modal-foot{border-top:1px solid var(--line);border-bottom:0}.modal-head h2{margin:0;font-size:19px}.modal-body{padding:18px;overflow:auto}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 14px}.form-grid label{margin:0}.form-grid .wide{grid-column:1/-1}.check-row{display:flex!important;align-items:center;gap:9px}.check-row input{width:auto}.preview-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px}.preview-grid section,.preview-box{border:1px solid var(--line);border-radius:8px;padding:14px;background:#fafafa}.preview-grid h3{font-size:14px;margin:0 0 10px}.toast{position:fixed;right:20px;bottom:20px;background:#0f0f0f;color:#fff;border-radius:6px;padding:12px 14px;box-shadow:var(--shadow);z-index:30}.toast.hidden{display:none}@media(max-width:860px){.app-shell{grid-template-columns:1fr}.sidebar{position:static;height:auto;border-right:0;border-bottom:1px solid var(--line)}.nav-list{display:flex;overflow:auto}.nav-item{white-space:nowrap;text-align:center}.logout-link{display:none}.main-area{padding:18px}.topbar,.section-head{align-items:flex-start;flex-direction:column}.form-grid,.preview-grid,.two-column{grid-template-columns:1fr}.modal-backdrop{place-items:end center;padding:0}.modal{max-height:96vh;border-radius:8px 8px 0 0}.thumb{width:80px;height:45px}}

.upload-config-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px}.config-card{border:1px solid var(--line);border-radius:8px;background:#fff;padding:14px;min-width:0}.config-card.wide-card{grid-column:1/-1}.config-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}.config-head h3{font-size:15px;margin:0}.drop-zone{border:1px dashed #b8b8b8;border-radius:8px;background:#fafafa;min-height:72px;display:grid;place-items:center;color:var(--muted);padding:14px;text-align:center}.drop-zone.dragover{border-color:var(--blue);background:#eef5ff;color:var(--blue)}.mini-table{margin-top:12px;overflow:auto;border:1px solid var(--line);border-radius:8px;background:#fff}.mini-table table{min-width:0}.mini-table th,.mini-table td{padding:8px 10px}.mini-table input,.mini-table select{min-height:34px;padding:6px 8px}.mini-table.empty-state{padding:16px;color:var(--muted);font-size:13px;border-style:dashed;background:#fafafa}.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}.wide-card textarea{min-height:126px}@media(max-width:860px){.upload-config-grid{grid-template-columns:1fr}.config-card.wide-card{grid-column:auto}}

.queue-pill{display:inline-flex;align-items:center;height:22px;margin-left:6px;padding:0 8px;border-radius:999px;background:#eef3ff;color:#065fd4;font-size:12px}.queue-pill.active{background:#fff4e5;color:#b55a00}

.modal-actions{display:flex;align-items:center;justify-content:flex-end;gap:10px;flex-wrap:wrap}.modal-foot .primary-btn{order:1}.modal-foot .secondary-btn{order:2}@media(max-width:860px){.modal-actions{width:100%;justify-content:stretch}.modal-actions button{flex:1}}

.queue-pill.waiting{background:#f2f2f2;color:#606060}.status.waiting{background:#f2f2f2;color:#606060}

.auth-links{margin-top:18px;text-align:center}.auth-links a{color:var(--blue);text-decoration:none}.alert-ok{background:#e6f4ea;color:#0f7b3f;border:1px solid #bfe8ca}.toolbar-select{width:auto;min-width:180px;height:36px;border-radius:18px;padding:0 14px}.stacked-panels{display:grid;gap:16px}.review-list{display:grid;gap:10px;margin-top:12px}.review-item{border-top:1px solid var(--line);padding:12px 0;display:flex;align-items:center;justify-content:space-between;gap:12px}.review-item:first-child{border-top:0}.review-item .approval-role{width:auto;min-width:100px}.empty.compact{padding:18px}

.role-tools{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin:10px 0}.role-tools select{width:auto;min-width:120px}.assignment .secondary-btn{margin-top:2px}.stacked-panels .tool-panel{min-width:0}.auth-links{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}.auth-links a{color:var(--blue);text-decoration:none}.policy-page{min-height:100vh;background:#f5f5f5}.policy-wrap{max-width:960px;margin:0 auto;padding:32px 18px 56px}.policy-brand{margin:0 0 18px;text-decoration:none}.policy-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:34px;box-shadow:var(--shadow);line-height:1.7}.policy-card h1{font-size:32px;margin:8px 0 18px}.policy-card h2{font-size:18px;margin:30px 0 8px}.policy-card p{margin:0 0 14px}.policy-card a{color:var(--blue)}.policy-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}@media(max-width:640px){.policy-card{padding:22px}.policy-card h1{font-size:26px}}