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at 28% 18%,#1e0f36,#0b0a0f 58%)}.login-card{background:var(--surface);padding:36px;border-radius:16px;width:340px;box-shadow:var(--shadow-lg),0 0 40px #a24bff2e;border:1px solid var(--border);display:flex;flex-direction:column;gap:14px}.login-brand{text-align:center;margin-bottom:8px}.login-logo{display:block;width:calc(100% + 72px);margin:-36px -36px 8px;border-radius:16px 16px 0 0;mix-blend-mode:screen}.login-card label,.modal label,.settings-form label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:600;color:var(--text)}.login-card input,.modal input,.modal textarea,.modal select,.settings-form input,.settings-form select{padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-weight:400;background:var(--surface-2);color:var(--text)}.login-card input:focus,.modal input:focus,.modal textarea:focus,.modal select:focus,.settings-form input:focus,.settings-form select:focus{outline:none;border-color:var(--primary);box-shadow:var(--glow)}.alert{padding:10px 14px;border-radius:8px;font-size:13px}.alert.error{background:#ff57731f;color:#ff97a8;border:1px solid rgba(255,87,115,.35)}.alert.success{background:#34d3991f;color:#6ee7b7;border:1px solid rgba(52,211,153,.35)}.alert.warn{background:#f5b0411f;color:#f5c76b;border:1px solid rgba(245,176,65,.35)}.settings-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;max-width:640px;display:flex;flex-direction:column;gap:14px}.settings-card-head{display:flex;align-items:center;justify-content:space-between}.nas-status-detail{display:flex;gap:28px;padding:12px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.nas-status-detail>div{display:flex;flex-direction:column;gap:3px;font-size:13px}.settings-form{display:flex;flex-direction:column;gap:14px}.form-row{display:flex;gap:14px}.form-row label{flex:1}.small{font-size:12px;margin:0}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#050409b3;display:grid;place-items:center;z-index:100;padding:20px}.modal{background:var(--surface);border-radius:14px;padding:22px;width:420px;max-width:100%;box-shadow:var(--shadow-lg);border:1px solid var(--border);display:flex;flex-direction:column;gap:14px}.modal-lg{width:640px;max-height:80vh}.modal-head{display:flex;justify-content:space-between;align-items:center}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:4px}.breadcrumbs{display:flex;align-items:center;flex-wrap:wrap;font-size:13px}.crumb{background:none;border:none;color:var(--primary);cursor:pointer;padding:2px 4px;font-size:13px}.crumb:hover{text-decoration:underline}.crumb-sep{color:var(--text-muted)}.file-list{overflow:auto;border:1px solid var(--border);border-radius:10px}.file-row{display:flex;align-items:center;gap:12px;width:100%;padding:10px 14px;background:none;border:none;border-bottom:1px solid var(--border);cursor:pointer;text-align:left;font-size:13px;color:var(--text)}.file-row:last-child{border-bottom:none}.file-row:hover:not(:disabled){background:var(--surface-2)}.file-row:disabled{cursor:default;color:var(--text-muted)}.file-row.slide{background:#a24bff14}.file-row.slide:hover{background:#a24bff29}.file-icon{font-size:16px}.file-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-size{color:var(--text-muted);font-size:12px}.pick-hint{font-size:11px;color:var(--primary);font-weight:600}.viewer-shell{display:flex;flex-direction:column;height:100vh;background:var(--bg);color:var(--text)}.viewer-header{display:flex;align-items:center;gap:14px;padding:10px 16px;background:var(--sidebar);border-bottom:1px solid var(--border)}.viewer-header .btn-icon{background:var(--surface-2);border-color:var(--border);color:var(--text)}.viewer-title{display:flex;flex-direction:column}.viewer-title .mono{font-size:15px;font-weight:700}.viewer-part{font-size:12px;font-weight:600;color:#c9c1d8}.viewer-sub{font-size:12px;color:var(--text-muted)}.viewer-header-spacer{flex:1}.viewer-meta{font-size:12px;color:var(--text-muted);font-family:ui-monospace,monospace}.viewer-body{flex:1;display:flex;min-height:0}.filmstrip{width:92px;background:var(--sidebar);border-right:1px solid var(--border);overflow-y:auto;padding:10px 0;display:flex;flex-direction:column;gap:8px;align-items:center}.film-item{background:none;border:2px solid transparent;border-radius:8px;padding:3px;cursor:pointer;position:relative}.film-item.active{border-color:var(--accent);box-shadow:var(--glow-accent)}.film-item.disabled{cursor:default;opacity:.5}.film-thumb{width:66px;height:66px;border-radius:6px;overflow:hidden;background:var(--surface-2);display:grid;place-items:center}.film-thumb img{width:100%;height:100%;object-fit:contain}.film-status{color:var(--text-muted);font-weight:700}.film-label{display:block;text-align:center;font-size:11px;color:var(--text-muted);margin-top:2px;font-weight:600}.viewer-stage{flex:1;position:relative;min-width:0}.osd-wrap{position:absolute;top:0;right:0;bottom:0;left:0}.osd-canvas{position:relative;width:100%;height:100%;background:var(--bg)}.osd-controls{position:absolute;top:14px;left:14px;display:flex;flex-direction:column;gap:6px;z-index:5}.osd-controls button{width:38px;height:38px;border-radius:8px;border:1px solid var(--border);background:#0d0b12d9;color:var(--text);font-size:18px;cursor:pointer}.osd-controls button:hover{background:var(--primary);border-color:var(--primary)}.osd-tools{position:absolute;top:14px;left:50%;transform:translate(-50%);z-index:6;display:flex;gap:4px;background:#0d0b12d9;border:1px solid var(--border);border-radius:10px;padding:5px}.osd-tools button{width:34px;height:34px;border-radius:7px;border:1px solid transparent;background:transparent;color:var(--text);cursor:pointer;font-size:16px;display:grid;place-items:center}.osd-tools button:hover{background:var(--surface-2)}.osd-tools button.active{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;box-shadow:var(--glow)}.measure-layer{position:absolute;top:0;right:0;bottom:0;left:0}.measure-line{stroke:var(--accent);stroke-width:2}.measure-end{fill:var(--accent)}.measure-label{fill:#fff;font-size:12px;font-weight:700;paint-order:stroke;stroke:#000c;stroke-width:3px}.measure-del{fill:var(--danger);opacity:.9;cursor:pointer}.measure-del-x{fill:#fff;font-size:11px;font-weight:700}.scalebar{stroke:#fff;stroke-width:2}.scalebar-label{fill:#fff;font-size:12px;font-weight:700}.osd-mag{position:absolute;bottom:14px;left:14px;z-index:5;background:#0d0b12d9;border:1px solid var(--border);border-radius:8px;padding:6px 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button:disabled{opacity:.4;cursor:default}.zstack-readout{display:flex;flex-direction:column;align-items:center;min-width:58px}.zstack-label{font-size:10px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.zstack-value{font-size:14px;font-weight:700}.zstack-hint{font-size:11px;color:var(--text-muted)}.osd-label{position:absolute;top:14px;right:14px;z-index:6;width:200px;background:#0d0b12e6;border:1px solid var(--border);border-radius:8px;overflow:hidden;box-shadow:var(--shadow)}.osd-label.collapsed{width:auto}.osd-label-bar{width:100%;display:flex;justify-content:space-between;align-items:center;gap:10px;background:#201d2bf2;color:var(--text);border:none;padding:6px 10px;font-size:12px;font-weight:600;cursor:pointer}.osd-label-bar:hover{background:#2c2838f2}.osd-label img{display:block;width:100%;height:auto;background:#fff}.center-screen{height:100vh;display:flex;flex-direction:column;gap:14px;align-items:center;justify-content:center;color:var(--text-muted)}