:root{--sidebar-width:260px;--bg-color:#fdfaf7;--primary-gradient:linear-gradient(135deg, #ff9f43 0%, #ff6b6b 100%);--accent-color:#ff9f43;--glass-bg:#ffffffd9;--glass-border:#ff9f431a;--card-shadow:0 4px 15px #ff9f430d;--card-hover-shadow:0 10px 30px #ff9f4326;--text-main:#2d3436;--text-secondary:#636e72}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-main);background-image:radial-gradient(at 0 0,#ff9f430d 0,#0000 50%),radial-gradient(at 100% 0,#ff6b6b0d 0,#0000 50%);font-family:Inter,PingFang SC,Microsoft YaHei,sans-serif;overflow-x:hidden}.app-container{min-height:100vh;display:flex}.sidebar{width:var(--sidebar-width);background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);border-right:1px solid var(--glass-border);z-index:100;flex-direction:column;height:100vh;display:flex;position:fixed;top:0;left:0}.logo-section{justify-content:center;align-items:center;padding:40px 24px;display:flex}.logo-image{object-fit:contain;max-width:180px;max-height:60px}.nav-menu{flex:1;padding:10px 15px}.nav-item{cursor:pointer;color:var(--text-main);border-radius:12px;align-items:center;margin-bottom:8px;padding:14px 20px;font-weight:500;transition:all .3s;display:flex}.nav-item:hover{color:var(--accent-color);background:#ff9f4314;transform:translate(5px)}.nav-item.active{background:var(--primary-gradient);color:#fff;box-shadow:0 4px 15px #ff9f434d}.nav-icon{margin-right:12px;font-size:1.2rem}.main-area{margin-left:var(--sidebar-width);flex-direction:column;flex:1;display:flex}.user-header{background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--glass-border);justify-content:flex-end;align-items:center;gap:12px;padding:12px 40px;display:flex}.user-info{align-items:center;gap:8px;display:flex}.user-avatar{background:var(--primary-gradient);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;font-size:.85rem;font-weight:700;display:flex}.user-name{color:var(--text-main);font-size:.9rem;font-weight:500}.login-btn,.logout-btn{appearance:none;cursor:pointer;border:none;border-radius:20px;padding:8px 20px;font-size:.85rem;font-weight:600;transition:all .2s}.login-btn{background:var(--primary-gradient);color:#fff;box-shadow:0 2px 10px #ff9f434d}.login-btn:hover{transform:translateY(-1px);box-shadow:0 4px 15px #ff9f4366}.logout-btn{color:var(--text-secondary);border:1px solid var(--glass-border);background:0 0}.logout-btn:hover{color:#e74c3c;background:#ff6b6b14;border-color:#ff6b6b4d}.search-container{border-bottom:1px solid var(--glass-border);background:#fff url(/cubes.png);flex-direction:column;align-items:center;padding:80px 40px;display:flex}.search-box-wrapper{width:100%;max-width:700px;position:relative}.search-tabs{gap:20px;margin-bottom:15px;display:flex}.search-tab{appearance:none;color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;padding-bottom:5px;font-size:.9rem;transition:all .2s}.search-tab:hover{color:var(--accent-color)}.search-tab.active{color:var(--accent-color);border-bottom-color:var(--accent-color);font-weight:700}.search-input-group{background:#fff;border:2px solid #0000;border-radius:30px;padding:5px;transition:all .3s;display:flex;box-shadow:0 10px 40px #ff9f431a}.search-input-group:focus-within{border-color:var(--accent-color);box-shadow:0 10px 40px #ff9f4333}.search-input-group input{border:none;border-radius:30px 0 0 30px;outline:none;flex:1;padding:12px 25px;font-size:1.05rem}.search-btn{background:var(--primary-gradient);color:#fff;cursor:pointer;border:none;border-radius:25px;padding:0 35px;font-weight:700;transition:transform .2s,opacity .2s}.search-btn:hover{opacity:.95;transform:scale(1.02)}.content-section{padding:40px}.section-title{align-items:center;margin-bottom:30px;display:flex}.section-title h2{color:var(--text-main);margin-right:15px;font-size:1.6rem;position:relative}.section-title h2:after{content:"";background:var(--primary-gradient);border-radius:2px;width:40px;height:4px;position:absolute;bottom:-8px;left:0}.card-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:30px;display:grid}.nav-card{box-shadow:var(--card-shadow);background:#fff;border:1px solid #ff9f430d;border-radius:20px;padding:26px;text-decoration:none;transition:all .4s cubic-bezier(.175,.885,.32,1.275);display:flex;position:relative;overflow:hidden}.nav-card:hover{box-shadow:var(--card-hover-shadow);border-color:#ff9f4333;transform:translateY(-10px)}.card-icon{background:#fff9f4;border-radius:16px;flex-shrink:0;justify-content:center;align-items:center;width:60px;height:60px;margin-right:20px;font-size:1.6rem;transition:all .3s;display:flex;box-shadow:inset 0 0 15px #ff9f430d}.nav-card:hover .card-icon{background:#fff0e6;transform:rotate(5deg)scale(1.1)}.card-body{flex:1;min-width:0}.card-header{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.card-title{color:var(--text-main);white-space:nowrap;text-overflow:ellipsis;font-size:1.15rem;font-weight:700;overflow:hidden}.card-desc{color:var(--text-secondary);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:.9rem;line-height:1.6;display:-webkit-box;overflow:hidden}.badge-hot{color:#fff;background:#ff7675;border-radius:6px;padding:2px 8px;font-size:.65rem;font-weight:700}.empty-state{box-shadow:var(--card-shadow);background:#ffffffc7;border:1px solid #ff9f431f;border-radius:20px;margin-top:32px;padding:28px 32px}.empty-state h3{margin-bottom:8px;font-size:1.05rem}.empty-state p{color:var(--text-secondary);line-height:1.6}@media (width<=960px){.sidebar{width:100%;height:auto;position:static}.app-container{flex-direction:column}.main-area{margin-left:0}.search-container,.content-section{padding:28px 20px}}@media (width<=640px){.search-tabs{flex-wrap:wrap;gap:12px}.search-input-group{border-radius:24px;flex-direction:column;padding:10px}.search-input-group input{border-radius:18px;width:100%;padding:12px 16px}.search-btn{border-radius:18px;min-height:44px;margin-top:8px}.card-grid{grid-template-columns:1fr;gap:20px}}.login-page{background-color:#fdfaf7;background-image:radial-gradient(at 0 0,#ff9f4314 0,#0000 50%),radial-gradient(at 100% 100%,#ff6b6b0f 0,#0000 50%);justify-content:center;align-items:center;min-height:100vh;padding:20px;font-family:Inter,PingFang SC,Microsoft YaHei,sans-serif;display:flex}.login-card{-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#ffffffeb;border:1px solid #ff9f431f;border-radius:20px;width:900px;min-height:560px;display:flex;overflow:hidden;box-shadow:0 8px 40px #ff9f4314,0 2px 12px #0000000a}.login-banner{background:linear-gradient(160deg,#ff9f43 0%,#ff6b6b 100%);flex:0 0 340px;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.login-banner:before{content:"";background:#ffffff1a;border-radius:50%;width:200px;height:200px;position:absolute;top:-60px;right:-60px}.login-banner:after{content:"";background:#ffffff12;border-radius:50%;width:160px;height:160px;position:absolute;bottom:-40px;left:-40px}.banner-content{text-align:center;color:#fff;z-index:1}.banner-content h1{letter-spacing:4px;margin:0 0 12px;font-size:36px;font-weight:700}.banner-content p{opacity:.9;margin:0 0 24px;font-size:15px}.banner-dots{justify-content:center;gap:8px;display:flex}.banner-dots span{background:#ffffff80;border-radius:50%;width:8px;height:8px}.banner-dots span:first-child{background:#fff;border-radius:4px;width:24px}.login-form-area{flex-direction:column;flex:1;max-height:90vh;padding:48px 40px;display:flex;overflow-y:auto}.form-title{color:#1a1a1a;margin:0 0 4px;font-size:26px;font-weight:700}.form-desc{color:#888;margin:0 0 20px;font-size:14px}.tab-bar{border-bottom:2px solid #f0f0f0;gap:0;margin-bottom:24px;display:flex}.tab-item{color:#888;cursor:pointer;background:0 0;border:none;padding:10px 20px;font-size:15px;transition:color .2s;position:relative}.tab-item.active{color:#ff9f43;font-weight:600}.tab-item.active:after{content:"";background:linear-gradient(90deg,#ff9f43,#ff6b6b);border-radius:1px;height:2px;position:absolute;bottom:-2px;left:20px;right:20px}.method-tabs{border-bottom-color:#f5f5f5;margin-bottom:16px}.method-tabs .tab-item{padding:8px 16px;font-size:13px}.login-form{flex-direction:column;flex:1;gap:16px;display:flex}.form-group{flex-direction:column;gap:6px;display:flex}.form-group label{color:#555;font-size:13px;font-weight:500}.form-group label .optional{color:#bbb;font-weight:400}.form-group input,.form-group select{box-sizing:border-box;background:#fafafa;border:1.5px solid #e0e0e0;border-radius:10px;outline:none;width:100%;height:44px;padding:0 14px;font-size:14px;transition:border-color .2s,box-shadow .2s}.form-group select{appearance:none;cursor:pointer;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='%23888' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");background-position:right 14px center;background-repeat:no-repeat;padding-right:36px}.form-group input:focus,.form-group select:focus{background:#fff;border-color:#ff9f43;box-shadow:0 0 0 3px #ff9f431a}.form-group input:disabled,.form-group select:disabled{opacity:.6;cursor:not-allowed}.sms-row{gap:10px;display:flex}.sms-row input{flex:1}.sms-btn{color:#ff9f43;cursor:pointer;white-space:nowrap;background:#fff;border:1.5px solid #ff9f43;border-radius:10px;flex:0 0 110px;height:44px;font-size:13px;font-weight:500;transition:all .2s}.sms-btn:hover:not(:disabled){background:#fff9f3}.sms-btn:disabled{color:#bbb;cursor:not-allowed;border-color:#ddd}.submit-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#ff9f43 0%,#ff6b6b 100%);border:none;border-radius:10px;height:46px;margin-top:4px;font-size:16px;font-weight:600;transition:transform .15s,box-shadow .15s}.submit-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 16px #ff9f434d}.submit-btn:active:not(:disabled){transform:translateY(0)}.submit-btn:disabled{opacity:.7;cursor:not-allowed}.form-success{color:#2e7d32;background:#f0faf0;border:1px solid #c8e6c9;border-radius:8px;margin-bottom:4px;padding:10px 14px;font-size:13px}.form-error{color:#e07040;background:#fff8f5;border:1px solid #ffe0cc;border-radius:8px;margin-bottom:4px;padding:10px 14px;font-size:13px}.form-footer{text-align:center;color:#888;margin-top:24px;font-size:14px}.link-btn{color:#ff9f43;cursor:pointer;background:0 0;border:none;margin-left:4px;padding:0;font-size:14px;font-weight:500}.link-btn:hover{text-decoration:underline}@media (width<=768px){.login-card{flex-direction:column;width:100%;max-width:420px;min-height:auto}.login-banner{flex:0 0 120px}.banner-content h1{font-size:24px}.login-form-area{padding:32px 24px;overflow-y:auto}}