:root{--font-display: Georgia, "Times New Roman", serif;--font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--bg: #f5f4ed;--bg-strong: #e8e6dc;--surface: rgba(250, 249, 245, .92);--surface-strong: #faf9f5;--line: #f0eee6;--line-strong: #e8e6dc;--text: #141413;--muted: #5e5d59;--tertiary: #87867f;--accent: #c96442;--accent-soft: rgba(201, 100, 66, .1);--success: #2c8c62;--shadow: 0 4px 24px rgba(0, 0, 0, .05);--ring: 0 0 0 1px #f0eee6;--radius-xl: 24px;--radius-lg: 16px;--radius-md: 12px}*{box-sizing:border-box}html,body{margin:0;min-height:100%}body{font-family:var(--font-body),sans-serif;color:var(--text);background:var(--bg)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}.auth-page{min-height:100vh;display:grid;place-items:center;padding:32px}.auth-card{width:min(1080px,100%);display:grid;grid-template-columns:1.15fr .85fr;border-radius:32px;overflow:hidden;background:#faf9f5;box-shadow:var(--shadow);border:1px solid var(--line)}.auth-hero{padding:48px;background:#141413;color:#faf9f5;display:flex;flex-direction:column;justify-content:space-between}.auth-hero h1,.page-title,.card-title,.sidebar-brand strong{font-family:var(--font-display),serif;letter-spacing:-.03em}.auth-hero h1{font-size:clamp(2.8rem,6vw,5rem);font-weight:500;line-height:1.1;margin:0}.auth-hero p{max-width:28rem;line-height:1.6;color:#b0aea5eb}.auth-badges{display:flex;gap:12px;flex-wrap:wrap}.pill{border-radius:999px;padding:10px 16px;background:#faf9f51a;border:1px solid rgba(250,249,245,.16);color:#b0aea5}.auth-form{padding:48px;display:flex;flex-direction:column;justify-content:center;gap:20px}.input-grid{display:grid;gap:14px}.field{display:grid;gap:8px}.field label{font-size:.92rem;color:var(--muted)}.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:var(--radius-md);padding:14px 16px;background:#ffffffd9;color:var(--text);outline:none}.field textarea{min-height:112px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:#3898ec;box-shadow:0 0 0 3px #3898ec26}.btn{border:0;border-radius:var(--radius-md);padding:14px 18px;font-weight:500;transition:transform .18s ease,opacity .18s ease,background .18s ease}.btn:hover{transform:translateY(-1px)}.btn-primary{background:var(--accent);color:#faf9f5;box-shadow:0 0 0 1px var(--accent)}.btn-secondary{background:var(--bg-strong);color:#4d4c48;box-shadow:0 0 0 1px #d1cfc5}.btn-ghost{background:transparent;color:var(--muted)}.shell{min-height:100vh;display:grid;grid-template-columns:268px minmax(0,1fr);gap:22px;padding:22px}.sidebar{position:sticky;top:22px;height:calc(100vh - 44px);border-radius:var(--radius-xl);background:#faf9f5;border:1px solid var(--line);box-shadow:var(--shadow);padding:24px 18px;display:flex;flex-direction:column;gap:24px}.sidebar-brand{padding:12px 14px}.sidebar-brand strong{display:block;font-size:1.45rem;font-weight:500}.sidebar-brand span{color:var(--tertiary);font-size:.92rem}.nav-list{display:grid;gap:6px}.nav-item{padding:14px 16px;border-radius:var(--radius-md);color:var(--muted);transition:background .18s ease,color .18s ease,transform .18s ease}.nav-item.active{background:var(--accent-soft);color:var(--text);transform:translate(4px)}.sidebar-footer{margin-top:auto;display:grid;gap:12px;padding:12px 14px;border-top:1px solid var(--line)}.main{display:grid;gap:22px}.page-header{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;padding:18px 6px 4px}.page-title{font-size:clamp(1.8rem,3vw,2.6rem);font-weight:500;line-height:1.1;margin:0 0 10px}.page-subtitle{margin:0;color:var(--muted);line-height:1.6}.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-xl);padding:22px;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.panel-header{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:18px}.card-title{margin:0;font-size:1.12rem;font-weight:500}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.stat-card{padding:18px;border-radius:var(--radius-lg);background:#faf9f5;border:1px solid var(--line);box-shadow:0 0 0 1px #d1cfc54d}.stat-label{color:var(--tertiary);font-size:.92rem}.stat-value{font-family:var(--font-display),serif;font-size:clamp(2rem,4vw,3rem);font-weight:500;margin-top:10px}.stack{display:grid;gap:18px}.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.toolbar input,.toolbar select{height:42px;padding:0 14px;border:1px solid var(--line);border-radius:var(--radius-md);background:#ffffffd9;color:var(--text);font:inherit;font-size:.92rem;outline:none;transition:border-color .15s,box-shadow .15s}.toolbar input{flex:1 1 200px;min-width:0}.toolbar select{flex:0 0 auto;min-width:120px;cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2387867f' d='M2.5 4.5L6 8l3.5-3.5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:32px}.toolbar input:focus,.toolbar select:focus{border-color:#3898ec;box-shadow:0 0 0 3px #3898ec26}.toolbar input::placeholder{color:var(--tertiary)}.toolbar .btn{height:42px;padding:0 18px;flex-shrink:0}.toolbar-spacer{flex:1}.view-toggle{display:inline-flex;border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;height:42px;flex-shrink:0}.view-toggle button{border:0;background:transparent;color:var(--muted);padding:0 14px;font-size:15px;cursor:pointer;transition:background .15s,color .15s;display:flex;align-items:center}.view-toggle button+button{border-left:1px solid var(--line)}.view-toggle button.active{background:var(--accent-soft);color:var(--accent)}.pagination{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:24px;padding-top:16px;border-top:1px solid var(--line)}.pagination-info{font-size:14px;color:var(--muted)}.wallpaper-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px;margin-top:18px}.wallpaper-grid-item{position:relative;border-radius:var(--radius-lg);overflow:hidden;background:var(--bg-strong);cursor:pointer;transition:transform .18s,box-shadow .18s}.wallpaper-grid-item:hover{transform:translateY(-2px);box-shadow:0 8px 24px #0000001a}.wallpaper-grid-item img{width:100%;aspect-ratio:9 / 16;object-fit:cover;display:block}.wallpaper-grid-meta{padding:10px 12px;font-size:.85rem}.wallpaper-grid-meta strong{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.wallpaper-grid-meta .muted{font-size:.8rem;margin-top:2px}.wallpaper-grid-actions{position:absolute;top:8px;right:8px;display:flex;gap:4px;opacity:0;transition:opacity .15s}.wallpaper-grid-item:hover .wallpaper-grid-actions{opacity:1}.wallpaper-grid-actions button{border:0;border-radius:8px;padding:6px 10px;font-size:.78rem;font-weight:500;cursor:pointer;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.wallpaper-grid-actions .btn-edit{background:#ffffffe6;color:var(--text)}.wallpaper-grid-actions .btn-del{background:#b43232d9;color:#fff}.lightbox-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;background:#000000e0;display:flex;align-items:center;justify-content:center;animation:modal-fade-in .15s ease}.lightbox-overlay img{max-width:90vw;max-height:90vh;object-fit:contain;border-radius:8px;-webkit-user-select:none;user-select:none}.lightbox-close{position:absolute;top:20px;right:24px;width:40px;height:40px;border:0;border-radius:999px;background:#ffffff1f;color:#fff;font-size:22px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s}.lightbox-close:hover{background:#ffffff3d}.lightbox-nav{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border:0;border-radius:999px;background:#ffffff1a;color:#fff;font-size:24px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s}.lightbox-nav:hover{background:#ffffff38}.lightbox-prev{left:20px}.lightbox-next{right:20px}.lightbox-info{position:absolute;bottom:24px;left:50%;transform:translate(-50%);color:#ffffffb3;font-size:.9rem;text-align:center;pointer-events:none}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse;min-width:720px}.table th,.table td{text-align:left;padding:14px 12px;border-bottom:1px solid var(--line);vertical-align:top}.table th{color:var(--tertiary);font-weight:500}.cover{width:64px;height:92px;object-fit:cover;border-radius:var(--radius-md)}.cover-wide{width:100%;height:180px;object-fit:cover;border-radius:var(--radius-lg)}.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:.85rem}.muted{color:var(--muted)}.chip-group{display:flex;flex-wrap:wrap;gap:8px}.checkbox-grid{display:flex;flex-wrap:wrap;gap:10px}.checkbox-pill{display:inline-flex;flex:0 0 auto;align-items:center;gap:8px;padding:10px 12px;border:0;border-radius:0;background:transparent;white-space:nowrap}.checkbox-pill input{margin:0}.split{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(320px,.9fr);gap:18px}.list-card{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 0;border-bottom:1px solid var(--line)}.list-card:last-child{border-bottom:0;padding-bottom:0}.helper{color:var(--tertiary);font-size:.9rem;line-height:1.6}.error{color:#b53333;margin:0}.success{color:var(--success);margin:0}.loading{display:grid;place-items:center;min-height:40vh;color:var(--tertiary)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:#00000059;display:flex;align-items:center;justify-content:center;padding:32px;animation:modal-fade-in .2s ease}.modal-panel{width:min(560px,100%);max-height:calc(100vh - 64px);background:var(--surface-strong, #faf9f5);border:1px solid var(--line);border-radius:var(--radius-xl);box-shadow:0 16px 48px #0000001f;display:flex;flex-direction:column;overflow:hidden;animation:modal-slide-up .2s ease}.modal-panel.wide{width:min(680px,100%)}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--line);flex-shrink:0}.modal-header h2{margin:0;font-size:1.12rem;font-weight:500;font-family:var(--font-display),serif;letter-spacing:-.03em}.modal-close{width:32px;height:32px;border:0;border-radius:8px;background:var(--bg-strong);color:var(--muted);font-size:18px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .15s}.modal-close:hover{background:var(--line-strong, #e8e6dc);color:var(--text)}.modal-body{padding:24px;overflow-y:auto;flex:1}.modal-footer{padding:16px 24px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:12px;flex-shrink:0}@keyframes modal-fade-in{0%{opacity:0}to{opacity:1}}@keyframes modal-slide-up{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@media(max-width:1120px){.shell,.split,.grid-4,.grid-3,.grid-2,.auth-card{grid-template-columns:1fr}.sidebar{position:static;height:auto}}