/* ============================================
   项目管理系统 - 样式（参考项目评审系统.html 蓝白风格）
   ============================================ */
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,"Microsoft YaHei","PingFang SC",sans-serif;background:#f4f6f7;color:#2c3e50;min-height:100vh;font-size:14px}
a{text-decoration:none;color:#1a5276}
a:hover{color:#2980b9}

/* 头部 */
.header{background:linear-gradient(135deg,#1a5276,#2980b9);color:#fff;padding:16px 24px;position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(0,0,0,.15)}
.header .inner{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}
.header h1{font-size:19px;font-weight:600}
.header .sub{font-size:12px;opacity:.85;margin-top:3px}
.header .userbox{font-size:13px;display:flex;align-items:center;gap:12px}
.header .userbox .uname{opacity:.95}
.header .userbox a{color:#fff;opacity:.9;padding:5px 12px;border:1px solid rgba(255,255,255,.4);border-radius:6px;font-size:12px}
.header .userbox a:hover{opacity:1;background:rgba(255,255,255,.15)}

/* 导航 */
.tabs{display:flex;background:#fff;border-bottom:2px solid #d5dbdb;position:sticky;top:76px;z-index:99;overflow-x:auto}
.tabs .inner{max-width:1200px;margin:0 auto;display:flex;width:100%}
.tab{padding:12px 22px;cursor:pointer;font-size:14px;font-weight:500;color:#7f8c8d;border-bottom:3px solid transparent;transition:all .2s;white-space:nowrap}
.tab:hover{color:#1a5276;background:#ebf5fb}
.tab.active{color:#1a5276;border-bottom-color:#1a5276}
.tab .badge{display:inline-block;background:#e74c3c;color:#fff;font-size:11px;padding:1px 7px;border-radius:10px;margin-left:4px}

/* 主体 */
.main{max-width:1200px;margin:0 auto;padding:20px 16px}
.page{display:none}
.page.active{display:block}

/* 卡片 */
.card{background:#fff;border-radius:8px;box-shadow:0 2px 10px rgba(0,0,0,.07);padding:20px;margin-bottom:16px}
.card-title{font-size:15px;font-weight:600;color:#1a5276;padding-bottom:12px;border-bottom:1px solid #d5dbdb;margin-bottom:16px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}

/* 表单 */
.form-row{display:flex;gap:12px;margin-bottom:12px;flex-wrap:wrap;align-items:flex-end}
.form-group{flex:1;min-width:160px}
.form-group label{display:block;font-size:12px;color:#7f8c8d;margin-bottom:4px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:8px 12px;border:1px solid #d5dbdb;border-radius:6px;font-size:14px;outline:none;font-family:inherit;background:#fff}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:#2980b9}
.form-group input[disabled]{background:#ecf0f1;color:#95a5a6;cursor:not-allowed}
.form-group textarea{min-height:80px;resize:vertical}
.form-hint{font-size:12px;color:#95a5a6;margin-top:4px}

/* 按钮 */
.btn{padding:8px 20px;border:none;border-radius:6px;cursor:pointer;font-size:13px;font-weight:500;transition:all .2s;white-space:nowrap;display:inline-block;text-align:center}
.btn-primary{background:#1a5276;color:#fff}
.btn-primary:hover{background:#2980b9;color:#fff}
.btn-success{background:#27ae60;color:#fff}
.btn-success:hover{opacity:.9;color:#fff}
.btn-danger{background:#e74c3c;color:#fff}
.btn-danger:hover{opacity:.9;color:#fff}
.btn-warning{background:#f39c12;color:#fff}
.btn-warning:hover{opacity:.9;color:#fff}
.btn-info{background:#3498db;color:#fff}
.btn-info:hover{opacity:.9;color:#fff}
.btn-outline{background:#fff;border:1px solid #d5dbdb;color:#2c3e50}
.btn-outline:hover{border-color:#2980b9;color:#1a5276}
.btn-sm{padding:4px 12px;font-size:12px}
.btn-lg{padding:12px 24px;font-size:15px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-block{display:block;width:100%}

/* 列表 */
.item-list{list-style:none}
.item-list li{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;border-bottom:1px solid #d5dbdb;font-size:14px;flex-wrap:wrap;gap:8px}
.item-list li:last-child{border-bottom:none}
.item-list li:hover{background:#fafafa}

/* 表格 */
.table-wrap{overflow-x:auto}
table.data{width:100%;border-collapse:collapse;font-size:13px}
table.data th{background:#ebf5fb;padding:9px 10px;border:1px solid #d5dbdb;text-align:center;font-weight:600;color:#1a5276;white-space:nowrap}
table.data td{padding:9px 10px;border:1px solid #d5dbdb;text-align:center;word-break:break-all}
table.data tr:hover td{background:#f8fbfd}

/* 排序（秩和法） */
.sort-items{min-height:200px;border:2px dashed #d5dbdb;border-radius:8px;padding:12px;background:#fafafa}
.sort-item{padding:12px 16px;margin-bottom:6px;border-radius:6px;background:#fff;border:1px solid #d5dbdb;cursor:grab;font-size:14px;display:flex;align-items:center;gap:12px;transition:all .15s}
.sort-item:hover{border-color:#2980b9;box-shadow:0 2px 6px rgba(0,0,0,.1)}
.sort-item .rank-badge{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;color:#fff;flex-shrink:0}
.rank-1b{background:linear-gradient(135deg,#f1c40f,#f39c12)}
.rank-2b{background:linear-gradient(135deg,#bdc3c7,#95a5a6)}
.rank-3b{background:linear-gradient(135deg,#e67e22,#d35400)}
.rank-o{background:#d5dbdb;color:#2c3e50}

/* 专家页签 */
.reviewer-tabs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}
.reviewer-tabs .rtab{padding:6px 16px;border:1px solid #d5dbdb;border-radius:20px;cursor:pointer;font-size:13px;background:#fff;color:#7f8c8d;transition:all .2s}
.reviewer-tabs .rtab:hover{border-color:#1a5276;color:#1a5276}
.reviewer-tabs .rtab.active{background:#1a5276;color:#fff;border-color:#1a5276}
.reviewer-tabs .rtab.done{border-color:#27ae60;color:#27ae60}
.reviewer-tabs .rtab.done::after{content:" ✓"}

/* 结果卡片 */
.result-card{display:grid;grid-template-columns:44px 1fr 100px;align-items:center;padding:14px 16px;border-radius:8px;margin-bottom:8px;background:#fff;border:1px solid #d5dbdb}
.result-card .rnum{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px}
.r-1{background:linear-gradient(135deg,#f1c40f,#f39c12);color:#fff}
.r-2{background:linear-gradient(135deg,#bdc3c7,#95a5a6);color:#fff}
.r-3{background:linear-gradient(135deg,#e67e22,#d35400);color:#fff}
.r-o{background:#eee;color:#2c3e50}
.result-card .rname{font-weight:600;font-size:15px}
.result-card .rsum{font-size:22px;font-weight:700;text-align:center}

/* 状态徽章 */
.badge{display:inline-block;padding:2px 10px;border-radius:12px;font-size:12px;color:#fff}

/* 空状态 */
.empty{text-align:center;padding:40px;color:#7f8c8d;font-size:14px}

/* 提示条 */
.alert{padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:13px}
.alert-success{background:#e8f8f0;border:1px solid #a9dfbf;color:#1e8449}
.alert-danger{background:#fdedec;border:1px solid #f5b7b1;color:#c0392b}
.alert-info{background:#ebf5fb;border:1px solid #aed6f1;color:#1a5276}
.alert-warning{background:#fef9e7;border:1px solid #f9e79f;color:#b9770e}

/* Toast */
.toast{position:fixed;top:100px;right:24px;padding:12px 20px;border-radius:8px;color:#fff;font-size:14px;z-index:999;animation:slideIn .3s ease;box-shadow:0 4px 12px rgba(0,0,0,.2);max-width:360px}
.toast-s{background:#27ae60}
.toast-e{background:#e74c3c}
@keyframes slideIn{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}

/* 登录页 */
.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1a5276,#2980b9);padding:20px}
.login-card{background:#fff;border-radius:12px;box-shadow:0 8px 32px rgba(0,0,0,.25);padding:36px 40px;width:100%;max-width:420px}
.login-brand{text-align:center;margin-bottom:28px}
.login-brand .brand-name{font-size:20px;font-weight:700;color:#1a5276}
.login-brand .brand-desc{font-size:13px;color:#7f8c8d;margin-top:6px}
.login-card .form-group{margin-bottom:16px}
.login-card .form-label{display:block;font-size:13px;color:#7f8c8d;margin-bottom:6px}
.login-card .form-input{width:100%;padding:11px 14px;border:1px solid #d5dbdb;border-radius:8px;font-size:14px;outline:none}
.login-card .form-input:focus{border-color:#2980b9}
.login-footer{text-align:center;margin-top:18px;font-size:13px;color:#7f8c8d}
.login-footer a{color:#1a5276}
.invite-code-input{letter-spacing:6px;font-size:20px;text-align:center;font-weight:700}

/* 统计卡片 */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin-bottom:16px}
.stat-card{background:#fff;border-radius:8px;box-shadow:0 2px 10px rgba(0,0,0,.07);padding:18px;text-align:center}
.stat-card .num{font-size:28px;font-weight:700;color:#1a5276}
.stat-card .lbl{font-size:12px;color:#7f8c8d;margin-top:4px}

/* 文件列表 */
.file-chip{display:inline-flex;align-items:center;gap:6px;background:#ebf5fb;border-radius:6px;padding:4px 10px;font-size:12px;margin:2px;color:#1a5276;max-width:100%}
.file-chip a{color:#1a5276}
.file-chip a:hover{text-decoration:underline}

/* 登录选择入口 */
.entry-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.entry-card{background:#fff;border-radius:10px;box-shadow:0 2px 10px rgba(0,0,0,.07);padding:28px;text-align:center;cursor:pointer;transition:all .2s;border:2px solid transparent}
.entry-card:hover{border-color:#2980b9;transform:translateY(-2px)}
.entry-card .ico{font-size:36px;margin-bottom:12px}
.entry-card .t{font-size:16px;font-weight:600;color:#1a5276}
.entry-card .d{font-size:12px;color:#7f8c8d;margin-top:6px;line-height:1.6}

/* 分数输入 */
.score-input{width:90px;padding:8px 10px;border:1px solid #d5dbdb;border-radius:6px;font-size:15px;text-align:center;outline:none}
.score-input:focus{border-color:#2980b9}

/* 底部 */
.footer{text-align:center;padding:20px 16px;font-size:12px;color:#7f8c8d;border-top:1px solid #d5dbdb;margin-top:24px}

@media(max-width:768px){.form-row{flex-direction:column}.tab{padding:10px 14px;font-size:13px}.result-card{grid-template-columns:36px 1fr 70px}.login-card{padding:24px 20px}}