:root{--bg: #0f1115;--panel: #171a21;--panel-2: #1e222c;--text: #e7eaf0;--muted: #9aa3b2;--accent: #5b8cff;--accent-2: #3f6fe0;--danger: #ff5c5c;--ok: #34c759;--border: #2a2f3a;--radius: 12px;--shadow: 0 6px 24px rgba(0, 0, 0, .35)}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,Microsoft YaHei,sans-serif;font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}.container{max-width:960px;margin:0 auto;padding:20px 16px 64px}.navbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:#0f1115e6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.navbar .brand{font-weight:700;letter-spacing:.5px}.navbar .actions{display:flex;gap:10px;align-items:center}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--border);background:var(--panel-2);color:var(--text);padding:9px 16px;border-radius:10px;cursor:pointer;font-size:14px;transition:all .15s ease;text-decoration:none}.btn:hover{border-color:var(--accent)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-2);border-color:var(--accent-2)}.btn-danger{background:transparent;border-color:var(--danger);color:var(--danger)}.btn-danger:hover{background:var(--danger);color:#fff}.btn-block{width:100%}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow)}.input,.select{width:100%;background:var(--panel-2);border:1px solid var(--border);color:var(--text);padding:11px 14px;border-radius:10px;font-size:15px;outline:none}.input:focus,.select:focus{border-color:var(--accent)}.label{display:block;color:var(--muted);margin-bottom:6px;font-size:13px}.form-error{color:var(--danger);font-size:13px;margin-top:8px}.grid{display:grid;gap:14px}.albums-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}.album-card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .15s ease,border-color .15s ease}.album-card:hover{transform:translateY(-2px);border-color:var(--accent)}.album-card .body{padding:12px 14px}.album-card .title{font-weight:600;margin-bottom:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.album-card .meta{color:var(--muted);font-size:12px}.tag{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;background:var(--panel-2);border:1px solid var(--border);color:var(--muted)}.tag.ok{color:var(--ok);border-color:var(--ok)}.tag.busy{color:var(--accent);border-color:var(--accent)}.empty{text-align:center;color:var(--muted);padding:48px 16px}.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.progress{height:8px;border-radius:999px;background:var(--panel-2);overflow:hidden}.progress>span{display:block;height:100%;background:var(--accent);transition:width .3s ease}.viewer-img{width:100%;display:block;margin:0 auto 10px;max-width:900px;cursor:zoom-in}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000d9;z-index:100;display:flex;align-items:center;justify-content:center}.modal-backdrop img{max-width:96vw;max-height:92vh;object-fit:contain}.muted{color:var(--muted)}.row{display:flex;gap:10px;align-items:center}.spacer{flex:1}@media (max-width: 640px){.container{padding:14px 12px 56px}.albums-grid{grid-template-columns:1fr 1fr}}.viewer-page .container{max-width:1200px}.preview-status{background:#eef6ff;border:1px solid #cfe7ff;color:#245b86;border-radius:10px;padding:12px 16px;font-size:.95em}.preview-mode-tabs{display:flex;gap:10px;margin-bottom:16px}.mode-button{flex:1;padding:11px 14px;border:1px solid var(--border);border-radius:10px;background:var(--panel-2);color:var(--muted);cursor:pointer;font-weight:600}.mode-button.active{border-color:var(--accent);background:#5b8cff26;color:var(--accent)}.custom-grid-controls{align-items:center;background:var(--panel);border:1px solid var(--border);border-radius:10px;display:flex;flex-wrap:wrap;gap:12px;padding:12px 14px}.custom-grid-controls label{color:var(--muted);font-size:.92em}.custom-grid-controls select{margin-left:6px;padding:7px 10px;border:1px solid var(--border);border-radius:8px;background:var(--panel-2);color:var(--text)}.grid-pager{align-items:center;display:flex;gap:10px;margin-left:auto}.grid-page-jump{align-items:center;display:flex;gap:6px}.grid-page-jump input{width:64px;padding:7px 10px;border:1px solid var(--border);border-radius:8px;background:var(--panel-2);color:var(--text)}.pdf-box{text-align:center;margin-bottom:20px}.pdf-download{display:inline-block;background:var(--accent);color:#fff;padding:11px 22px;border-radius:8px;text-decoration:none;font-weight:500;margin:0 6px}.pdf-download:hover{background:var(--accent-2)}.pdf-preview{background:var(--panel);border:1px solid var(--border);border-radius:12px;overflow:hidden}.pdf-tools{align-items:center;background:var(--panel-2);border-bottom:1px solid var(--border);display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;padding:12px 14px}.pdf-tools span{color:var(--muted);font-size:.92em}.pdf-placeholder{color:var(--muted);padding:36px 20px;text-align:center}.pdf-frame{border:none;display:block;height:min(82vh,920px);min-height:560px;width:100%}.pdf-waiting{background:#fff8e5;border:1px solid #ffe3a3;border-radius:10px;color:#7a5500;padding:16px;text-align:center}.long-image-list{background:var(--panel);border-radius:12px;overflow:hidden}.long-image{background:#f0f0f0;display:block;margin:0 auto;max-width:100%;width:auto;cursor:zoom-in}.image-grid{display:grid;gap:15px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}.image-card{background:var(--panel);border-radius:8px;overflow:hidden;cursor:pointer;border:1px solid var(--border);transition:transform .15s ease,border-color .15s ease}.image-card:hover{transform:translateY(-3px);border-color:var(--accent)}.image-preview{width:100%;height:300px;object-fit:contain;background:#f0f0f0;display:block}.image-name{padding:10px 12px;font-size:.85em;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.empty-state{text-align:center;padding:60px 20px;color:var(--muted);background:var(--panel);border-radius:10px}.modal-image{max-width:95%;max-height:90vh;object-fit:contain;border-radius:4px;cursor:pointer}.modal-close{position:absolute;top:20px;right:30px;color:#fff;font-size:36px;cursor:pointer;line-height:1;opacity:.7}.modal-close:hover{opacity:1}.nav-btn{position:absolute;top:50%;transform:translateY(-50%);background:#ffffff26;color:#fff;border:none;padding:15px 20px;font-size:24px;cursor:pointer;border-radius:6px}.nav-btn:hover{background:#ffffff4d}.nav-prev{left:20px}.nav-next{right:20px}.image-counter{position:absolute;bottom:25px;left:50%;transform:translate(-50%);background:#000000b3;color:#fff;padding:8px 18px;border-radius:20px;font-size:.95em}.image-caption{position:absolute;top:22px;left:70px;right:80px;color:#ffffffd9;text-align:center;font-size:.9em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media (max-width: 720px){.image-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.mode-button{padding:10px 8px;font-size:.92em}.custom-grid-controls{align-items:stretch;flex-direction:column}.grid-pager{justify-content:space-between;margin-left:0}.pdf-frame{height:72vh;min-height:460px}.image-preview{height:220px}.nav-btn{top:auto;bottom:72px;transform:none;padding:12px 16px}.image-caption{top:18px;left:20px;right:64px;text-align:left}}@media (max-width: 420px){.image-grid{grid-template-columns:1fr}}