/* ===== 基础 ===== */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg-primary:#0f0f1a;--bg-secondary:#1a1a2e;--bg-card:#16213e;
  --bg-card-hover:#1a2745;--bg-glass:rgba(255,255,255,0.05);
  --bg-modal:rgba(0,0,0,0.7);--text-primary:#e0e0e0;
  --text-secondary:#a0a0b0;--text-muted:#606080;
  --accent:#6c63ff;--accent2:#ff6b6b;--accent3:#4ecdc4;
  --border:rgba(255,255,255,0.08);--shadow:0 8px 32px rgba(0,0,0,0.3);
  --radius:16px;--radius-sm:10px;--radius-xs:8px;
  --transition:all .3s cubic-bezier(.4,0,.2,1);
}
[data-theme="light"]{
  --bg-primary:#f0f2f5;--bg-secondary:#fff;--bg-card:#fff;
  --bg-card-hover:#f8f9ff;--bg-glass:rgba(255,255,255,0.8);
  --bg-modal:rgba(0,0,0,0.5);--text-primary:#1a1a2e;
  --text-secondary:#555570;--text-muted:#999;
  --border:rgba(0,0,0,0.08);--shadow:0 8px 32px rgba(0,0,0,0.08);
}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh;transition:var(--transition);overflow-x:hidden}

/* ===== 动画 ===== */
@keyframes floatOrb{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(30px,-30px) scale(1.05)}66%{transform:translate(-20px,20px) scale(.95)}}
@keyframes slideUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}
@keyframes slideInR{from{opacity:0;transform:translateX(50px)}to{opacity:1;transform:translateX(0)}}

/* ===== 背景装饰 ===== */
.bg-deco{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:0;overflow:hidden}
.bg-deco .orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.12;animation:floatOrb 20s infinite ease-in-out}
.bg-deco .orb:nth-child(1){width:500px;height:500px;background:var(--accent);top:-10%;left:-10%}
.bg-deco .orb:nth-child(2){width:400px;height:400px;background:var(--accent2);top:50%;right:-10%;animation-delay:-7s}
.bg-deco .orb:nth-child(3){width:350px;height:350px;background:var(--accent3);bottom:-10%;left:30%;animation-delay:-14s}

/* ===== 登录页 ===== */
.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px;position:relative;z-index:1}
.login-card{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius);padding:40px;width:100%;max-width:400px;text-align:center;box-shadow:var(--shadow);animation:slideUp .5s ease}
.login-card .logo-big{font-size:52px;margin-bottom:8px}
.login-card h1{font-size:1.6rem;margin-bottom:6px;background:linear-gradient(135deg,var(--accent),var(--accent3));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.login-card p{color:var(--text-muted);font-size:.9rem;margin-bottom:28px}
.login-card .input-group{position:relative;margin-bottom:20px}
.login-card input[type="password"],.login-card input[type="text"]{width:100%;padding:14px 50px 14px 18px;border-radius:12px;border:1px solid var(--border);background:var(--bg-glass);color:var(--text-primary);font-size:1rem;outline:none;transition:var(--transition)}
.login-card input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(108,99,255,.2)}
.login-card .toggle-pw{position:absolute;right:14px;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:18px}
.login-card .login-btn{width:100%;padding:14px;border:none;border-radius:12px;background:linear-gradient(135deg,var(--accent),#8b5cf6);color:#fff;font-size:1rem;font-weight:700;cursor:pointer;transition:var(--transition)}
.login-card .login-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(108,99,255,.4)}
.login-card .login-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}
.login-card .error-msg{color:var(--accent2);font-size:.85rem;margin-top:12px;min-height:20px}

/* ===== 应用容器 ===== */
.app-container{display:none;position:relative;z-index:1}
.app-container.active{display:block}

/* ===== 头部 ===== */
.header{position:sticky;top:0;z-index:100;background:var(--bg-glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border);padding:12px 24px}
.header-inner{max-width:1400px;margin:0 auto;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;font-size:1.3rem;font-weight:700;flex-shrink:0}
.logo-icon{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent3));display:flex;align-items:center;justify-content:center;font-size:17px;color:#fff}
.logo span{background:linear-gradient(135deg,var(--accent),var(--accent3));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* ===== 视图切换 ===== */
.view-tabs{display:flex;background:var(--bg-glass);border:1px solid var(--border);border-radius:10px;overflow:hidden;flex-shrink:0}
.view-tab{padding:7px 16px;font-size:.84rem;font-weight:600;cursor:pointer;transition:var(--transition);color:var(--text-muted);border:none;background:none;white-space:nowrap}
.view-tab:hover{color:var(--text-primary)}
.view-tab.active{background:var(--accent);color:#fff}

/* ===== 搜索 ===== */
.search-box{flex:1;min-width:180px;max-width:500px;position:relative}
.search-box input{width:100%;padding:10px 16px 10px 40px;border-radius:12px;border:1px solid var(--border);background:var(--bg-glass);color:var(--text-primary);font-size:.92rem;outline:none;transition:var(--transition)}
.search-box input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(108,99,255,.2)}
.search-box input::placeholder{color:var(--text-muted)}
.search-box .si{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:15px}

/* ===== 按钮 ===== */
.header-actions{display:flex;align-items:center;gap:8px;margin-left:auto;flex-wrap:wrap}
.btn{padding:9px 16px;border-radius:10px;border:none;cursor:pointer;font-size:.88rem;font-weight:600;transition:var(--transition);display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--accent),#8b5cf6);color:#fff}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 15px rgba(108,99,255,.4)}
.btn-icon{width:36px;height:36px;padding:0;border-radius:10px;border:1px solid var(--border);background:var(--bg-glass);color:var(--text-primary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:16px;transition:var(--transition)}
.btn-icon:hover{background:var(--bg-card-hover);border-color:var(--accent)}
.btn-secondary{background:var(--bg-glass);border:1px solid var(--border);color:var(--text-primary)}
.btn-secondary:hover{background:var(--bg-card-hover)}
.btn-danger{background:rgba(255,107,107,.15);color:var(--accent2);border:1px solid rgba(255,107,107,.3)}
.btn-danger:hover{background:rgba(255,107,107,.25)}

/* ===== 时钟 ===== */
.clock-widget{text-align:right;font-size:.78rem;color:var(--text-secondary);line-height:1.4;flex-shrink:0}
.clock-widget .time{font-size:1.05rem;font-weight:700;color:var(--text-primary)}

/* ===== 分类导航 ===== */
.category-nav{position:sticky;top:61px;z-index:50;background:var(--bg-glass);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);padding:10px 24px;overflow-x:auto;display:flex;gap:8px;scrollbar-width:none}
.category-nav::-webkit-scrollbar{display:none}
.category-nav .nav-item{padding:6px 14px;border-radius:20px;border:1px solid var(--border);background:var(--bg-glass);color:var(--text-secondary);font-size:.82rem;cursor:pointer;white-space:nowrap;transition:var(--transition);flex-shrink:0}
.category-nav .nav-item:hover,
.category-nav .nav-item.active{background:var(--accent);color:#fff;border-color:var(--accent)}

/* ===== 主内容 ===== */
.main{max-width:1400px;margin:0 auto;padding:24px}
.view-panel{display:none}
.view-panel.active{display:block}

/* ===== 分类区块 ===== */
.category-section{margin-bottom:32px;animation:fadeInUp .5s ease forwards;opacity:0}
.category-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;padding:0 4px}
.category-title{display:flex;align-items:center;gap:10px;font-size:1.1rem;font-weight:700}
.category-icon{width:30px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0}
.category-count{font-size:.72rem;color:var(--text-muted);background:var(--bg-glass);border:1px solid var(--border);padding:2px 8px;border-radius:20px}
.category-actions{display:flex;gap:4px}
.category-actions button{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:4px 8px;border-radius:6px;font-size:13px;transition:var(--transition)}
.category-actions button:hover{color:var(--accent);background:var(--bg-glass)}
.category-actions button.cat-del:hover{color:var(--accent2);background:rgba(255,107,107,.1)}

/* ===== 书签网格 ===== */
.bookmark-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:12px}

/* ===== 书签卡片 ===== */
.bookmark-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px 16px;cursor:pointer;transition:var(--transition);display:flex;align-items:center;gap:14px;text-decoration:none;color:var(--text-primary);position:relative;overflow:hidden}
.bookmark-card::before{content:'';position:absolute;top:0;left:0;bottom:0;width:3px;background:var(--card-color,var(--accent));opacity:0;transition:var(--transition)}
.bookmark-card:hover{transform:translateY(-2px);border-color:var(--card-color,var(--accent));box-shadow:0 8px 25px rgba(0,0,0,.2)}
.bookmark-card:hover::before{opacity:1}
.bookmark-card .favicon{width:42px;height:42px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0;background:var(--bg-glass);overflow:hidden}
.bookmark-card .favicon img{width:24px;height:24px;object-fit:contain}
.bookmark-card .info{flex:1;min-width:0;overflow:hidden}
.bookmark-card .name{font-size:.92rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bookmark-card .desc{font-size:.76rem;color:var(--text-secondary);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bookmark-card .url-display{font-size:.7rem;color:var(--text-muted);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-family:"SF Mono",Consolas,monospace;opacity:.7;transition:var(--transition)}
.bookmark-card:hover .url-display{opacity:1;color:var(--accent)}
.bookmark-card .card-actions{display:flex;gap:3px;flex-shrink:0;opacity:0;transition:var(--transition)}
.bookmark-card:hover .card-actions{opacity:1}
.card-actions button{width:28px;height:28px;border:none;border-radius:7px;background:var(--bg-glass);color:var(--text-muted);cursor:pointer;font-size:12px;display:flex;align-items:center;justify-content:center;transition:var(--transition);backdrop-filter:blur(10px)}
.card-actions button:hover{color:var(--accent2);background:rgba(255,107,107,.15)}
.card-actions button.edit-btn:hover{color:var(--accent);background:rgba(108,99,255,.15)}
.card-actions button.copy-btn:hover{color:var(--accent3);background:rgba(78,205,196,.15)}

/* ===== 添加卡片 ===== */
.add-card{border:2px dashed var(--border);background:transparent;cursor:pointer;transition:var(--transition);display:flex;align-items:center;justify-content:center;gap:8px;color:var(--text-muted);min-height:70px;border-radius:var(--radius-sm)}
.add-card:hover{border-color:var(--accent);color:var(--accent);background:rgba(108,99,255,.05)}

/* ===== 便利贴 ===== */
.notes-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;flex-wrap:wrap;gap:12px}
.notes-header h2{font-size:1.3rem;font-weight:700;display:flex;align-items:center;gap:10px}
.notes-header .notes-stats{font-size:.8rem;color:var(--text-muted);font-weight:400}
.notes-grid{columns:3;column-gap:16px}

.note-card{break-inside:avoid;margin-bottom:16px;border-radius:var(--radius-sm);padding:18px;position:relative;cursor:pointer;transition:var(--transition);border:1px solid transparent;animation:fadeInUp .4s ease forwards;opacity:0}
.note-card:hover{transform:translateY(-3px);box-shadow:0 8px 30px rgba(0,0,0,.15);border-color:rgba(0,0,0,.1)}
.note-card .note-pin{position:absolute;top:10px;right:10px;font-size:16px;opacity:.4;transition:var(--transition)}
.note-card .note-pin.pinned{opacity:1}
.note-card .note-title{font-size:.95rem;font-weight:700;margin-bottom:6px;color:rgba(0,0,0,.8);line-height:1.3}
.note-card .note-content{font-size:.84rem;line-height:1.6;color:rgba(0,0,0,.65);white-space:pre-wrap;word-break:break-word;max-height:200px;overflow:hidden;position:relative}
.note-card .note-content.long::after{content:'';position:absolute;bottom:0;left:0;right:0;height:40px;background:linear-gradient(transparent,var(--note-bg))}
.note-card .note-expand-hint{font-size:.72rem;color:rgba(0,0,0,.35);margin-top:6px;text-align:center;display:none}
.note-card .note-content.long ~ .note-expand-hint{display:block}
.note-card .note-time{font-size:.7rem;color:rgba(0,0,0,.35);margin-top:10px;display:flex;align-items:center;gap:4px}
.note-card .note-actions{position:absolute;top:8px;right:8px;display:flex;gap:4px;opacity:0;transition:var(--transition)}
.note-card:hover .note-actions{opacity:1}
.note-card:hover .note-pin{opacity:0}
.note-actions button{width:26px;height:26px;border:none;border-radius:6px;background:rgba(0,0,0,.1);color:rgba(0,0,0,.5);cursor:pointer;font-size:12px;display:flex;align-items:center;justify-content:center;transition:var(--transition)}
.note-actions button:hover{background:rgba(0,0,0,.2);color:rgba(0,0,0,.8)}

.note-add-card{break-inside:avoid;margin-bottom:16px;border-radius:var(--radius-sm);padding:30px 18px;border:2px dashed rgba(0,0,0,.15);background:rgba(255,255,255,.3);cursor:pointer;transition:var(--transition);text-align:center;color:rgba(0,0,0,.35)}
.note-add-card:hover{border-color:var(--accent);color:var(--accent);background:rgba(108,99,255,.08)}
.note-add-card .plus{font-size:28px;font-weight:300;line-height:1}
.note-add-card span{display:block;font-size:.82rem;margin-top:4px}

.fab-add{position:fixed;bottom:30px;right:30px;width:56px;height:56px;border-radius:50%;border:none;background:linear-gradient(135deg,var(--accent),#8b5cf6);color:#fff;font-size:28px;cursor:pointer;box-shadow:0 4px 20px rgba(108,99,255,.4);transition:var(--transition);z-index:80;display:none;align-items:center;justify-content:center}
.fab-add:hover{transform:scale(1.1)}
.fab-add.show{display:flex}

[data-theme="light"] .note-card{border-color:rgba(0,0,0,.06)}

/* ===== 便利贴详情 ===== */
.note-view-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--bg-modal);backdrop-filter:blur(8px);z-index:1000;display:none;align-items:flex-start;justify-content:center;padding:40px 20px;overflow-y:auto}
.note-view-overlay.active{display:flex}
.note-view-panel{width:100%;max-width:640px;border-radius:var(--radius);padding:32px;animation:slideUp .3s ease;box-shadow:0 20px 60px rgba(0,0,0,.3);position:relative;min-height:200px}
.note-view-panel .nv-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:16px;gap:12px}
.note-view-panel .nv-title{font-size:1.3rem;font-weight:700;color:rgba(0,0,0,.85);flex:1;line-height:1.4}
.note-view-panel .nv-close{width:36px;height:36px;border:none;border-radius:10px;background:rgba(0,0,0,.1);color:rgba(0,0,0,.5);cursor:pointer;font-size:18px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:var(--transition)}
.note-view-panel .nv-close:hover{background:rgba(0,0,0,.2);color:rgba(0,0,0,.8)}
.note-view-panel .nv-content{font-size:.95rem;line-height:1.8;color:rgba(0,0,0,.7);white-space:pre-wrap;word-break:break-word;max-height:60vh;overflow-y:auto;padding-right:8px}
.note-view-panel .nv-content::-webkit-scrollbar{width:4px}
.note-view-panel .nv-content::-webkit-scrollbar-thumb{background:rgba(0,0,0,.15);border-radius:2px}
.note-view-panel .nv-meta{display:flex;align-items:center;justify-content:space-between;margin-top:20px;padding-top:16px;border-top:1px solid rgba(0,0,0,.1);flex-wrap:wrap;gap:8px}
.note-view-panel .nv-time{font-size:.78rem;color:rgba(0,0,0,.4)}
.note-view-panel .nv-actions{display:flex;gap:8px}
.note-view-panel .nv-actions button{padding:8px 16px;border-radius:8px;border:none;font-size:.84rem;font-weight:600;cursor:pointer;transition:var(--transition);display:flex;align-items:center;gap:5px}
.nv-btn-edit{background:rgba(0,0,0,.1);color:rgba(0,0,0,.6)}.nv-btn-edit:hover{background:rgba(0,0,0,.18)}
.nv-btn-pin{background:rgba(0,0,0,.08);color:rgba(0,0,0,.5)}.nv-btn-pin:hover{background:rgba(0,0,0,.15)}
.nv-btn-del{background:rgba(220,50,50,.1);color:rgba(200,50,50,.7)}.nv-btn-del:hover{background:rgba(220,50,50,.2)}

/* ===== 弹窗 ===== */
.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--bg-modal);backdrop-filter:blur(8px);z-index:1001;display:none;align-items:center;justify-content:center;padding:20px}
.modal-overlay.active{display:flex}
.modal{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius);padding:28px;width:100%;max-width:500px;max-height:90vh;overflow-y:auto;animation:slideUp .3s ease;box-shadow:var(--shadow)}
.modal h2{font-size:1.2rem;margin-bottom:18px;display:flex;align-items:center;gap:10px}

/* ===== 表单 ===== */
.form-group{margin-bottom:14px}
.form-group label{display:block;font-size:.83rem;font-weight:600;color:var(--text-secondary);margin-bottom:5px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px 14px;border-radius:var(--radius-xs);border:1px solid var(--border);background:var(--bg-glass);color:var(--text-primary);font-size:.9rem;outline:none;transition:var(--transition);font-family:inherit}
.form-group textarea{resize:vertical;min-height:120px;max-height:50vh;line-height:1.7;overflow-y:auto}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(108,99,255,.15)}
.form-group select option{background:var(--bg-secondary);color:var(--text-primary)}
.form-row{display:flex;gap:12px}
.form-row .form-group{flex:1}
.modal-actions{display:flex;gap:10px;margin-top:22px;justify-content:flex-end}

/* ===== 图标选择器 ===== */
.icon-picker{display:flex;flex-wrap:wrap;gap:6px;margin-top:5px}
.icon-picker .io{width:34px;height:34px;border-radius:8px;border:2px solid var(--border);display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:16px;transition:var(--transition);background:var(--bg-glass)}
.icon-picker .io:hover,.icon-picker .io.selected{border-color:var(--accent);background:rgba(108,99,255,.15)}

/* ===== 颜色选择器 ===== */
.color-picker{display:flex;flex-wrap:wrap;gap:6px;margin-top:5px}
.color-picker .co{width:30px;height:30px;border-radius:8px;cursor:pointer;border:3px solid transparent;transition:var(--transition)}
.color-picker .co:hover,.color-picker .co.selected{border-color:#fff;transform:scale(1.15)}

.note-color-picker{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.note-color-picker .nco{width:36px;height:36px;border-radius:10px;cursor:pointer;border:3px solid transparent;transition:var(--transition);position:relative}
.note-color-picker .nco:hover,.note-color-picker .nco.selected{border-color:var(--accent);transform:scale(1.12)}
.note-color-picker .nco.selected::after{content:'✓';position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;color:rgba(0,0,0,.5)}

/* ===== 分类管理 ===== */
.manage-list{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px}
.manage-item{display:flex;align-items:center;gap:12px;padding:12px 14px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xs);transition:var(--transition)}
.manage-item:hover{border-color:var(--accent)}
.manage-item.dragging{opacity:.5}
.manage-item.drag-over{border-top:3px solid var(--accent)}
.manage-item .drag-handle{cursor:grab;color:var(--text-muted);font-size:18px;padding:4px;user-select:none;flex-shrink:0}
.manage-item .mi-icon{width:34px;height:34px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.manage-item .mi-info{flex:1;min-width:0}
.manage-item .mi-name{font-size:.92rem;font-weight:600}
.manage-item .mi-count{font-size:.72rem;color:var(--text-muted)}
.manage-item .mi-actions{display:flex;gap:4px;flex-shrink:0}
.manage-item .mi-actions button{width:32px;height:32px;border:1px solid var(--border);border-radius:8px;background:var(--bg-glass);color:var(--text-muted);cursor:pointer;font-size:14px;display:flex;align-items:center;justify-content:center;transition:var(--transition)}
.manage-item .mi-actions button:hover{border-color:var(--accent);color:var(--accent)}
.manage-item .mi-actions button.mi-del:hover{color:var(--accent2);border-color:var(--accent2)}
.manage-tip{font-size:.75rem;color:var(--text-muted);margin-top:14px;text-align:center}

/* ===== 收款码 ===== */
.qrcode-panel{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius);padding:32px 28px;width:100%;max-width:360px;text-align:center;animation:slideUp .3s ease;box-shadow:var(--shadow);position:relative}
.qr-close{position:absolute;top:12px;right:12px;width:32px;height:32px;border:none;border-radius:8px;background:var(--bg-glass);color:var(--text-muted);cursor:pointer;font-size:16px;display:flex;align-items:center;justify-content:center;transition:var(--transition)}
.qr-close:hover{background:var(--bg-card-hover);color:var(--text-primary)}
.qrcode-panel h3{font-size:1.15rem;margin-bottom:6px}
.qr-subtitle{font-size:.85rem;color:var(--text-muted);margin-bottom:20px}
.qr-image{max-width:240px;width:100%;border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,.1);animation:fadeIn .3s ease}
.qr-tip{font-size:.78rem;color:var(--text-muted);margin-top:16px}

/* ===== Toast ===== */
.toast-container{position:fixed;top:80px;right:20px;z-index:2000;display:flex;flex-direction:column;gap:10px}
.toast{padding:12px 20px;border-radius:var(--radius-sm);background:var(--bg-secondary);border:1px solid var(--border);color:var(--text-primary);font-size:.88rem;box-shadow:var(--shadow);animation:slideInR .3s ease;display:flex;align-items:center;gap:8px;max-width:320px}
.toast.success{border-left:4px solid var(--accent3)}
.toast.error{border-left:4px solid var(--accent2)}
.toast.info{border-left:4px solid var(--accent)}

/* ===== 其他 ===== */
.empty-state{text-align:center;padding:40px 20px;color:var(--text-muted)}
.empty-state .icon{font-size:48px;margin-bottom:12px;opacity:.5}
.footer{text-align:center;padding:30px 20px;color:var(--text-muted);font-size:.78rem}
::-webkit-scrollbar{width:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}

/* ===== 响应式 ===== */
@media(max-width:900px){
  .notes-grid{columns:2}
}
@media(max-width:768px){
  .header-inner{gap:8px}
  .clock-widget{display:none}
  .search-box{order:10;min-width:100%;max-width:100%;flex-basis:100%}
  .main{padding:16px}
  .bookmark-grid{grid-template-columns:1fr;gap:10px}
  .bookmark-card{padding:12px 14px}
  .bookmark-card .favicon{width:36px;height:36px}
  .bookmark-card .name{font-size:.85rem}
  .category-title{font-size:1rem}
  .modal{padding:20px}
  .form-row{flex-direction:column;gap:0}
  .btn .bt{display:none}
  .category-nav{top:55px}
  .notes-grid{columns:2}
  .fab-add{bottom:20px;right:20px;width:50px;height:50px;font-size:24px}
  .note-view-overlay{padding:20px 12px}
  .note-view-panel{padding:24px 20px}
}
@media(max-width:480px){
  .header{padding:10px 14px}
  .bookmark-card{padding:10px 12px;gap:10px}
  .bookmark-card .favicon{width:32px;height:32px}
  .bookmark-card .name{font-size:.8rem}
  .bookmark-card .desc{display:none}
  .bookmark-card .url-display{font-size:.65rem}
  .bookmark-card .card-actions{opacity:1}
  .login-card{padding:28px 24px}
  .notes-grid{columns:1}
  .view-tab{padding:6px 12px;font-size:.78rem}
  .note-view-panel .nv-content{font-size:.88rem;max-height:55vh}
  .note-view-panel .nv-meta{flex-direction:column;align-items:flex-start}
}
@media(min-width:1200px){
  .bookmark-grid{grid-template-columns:repeat(auto-fill,minmax(360px,1fr))}
  .notes-grid{columns:4}
}