/* ===== 智能分班系统 v2.5 — 全局样式与主题系统 ===== */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --font-scale: 1; /* 1.0 = 标准, 1.15 = 大号, 1.3 = 特大 */

  /* 深色主题默认变量 */
  --bg-dark: #050d1a;
  --bg-card: rgba(15, 30, 60, 0.85);
  --bg-card-hover: rgba(20, 40, 80, 0.95);
  --border: rgba(100, 160, 255, 0.18);
  --border-bright: rgba(100, 160, 255, 0.45);
  --accent-blue: #3b82f6;
  --accent-cyan: #06b6d4;
  --accent-purple: #8b5cf6;
  --accent-green: #10b981;
  --accent-gold: #f59e0b;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --bg-input: rgba(15, 23, 42, 0.8);
  --table-th-bg: rgba(30, 41, 59, 0.95);
  --table-tr-hover: rgba(59, 130, 246, 0.08);
  --header-bg: rgba(5, 13, 26, 0.94);
  --card-shadow: 0 8px 32px rgba(0,0,0,0.4);
  --grade-aplus: #f59e0b;
  --grade-a: #10b981;
  --grade-bplus: #3b82f6;
  --grade-b: #6366f1;
  --grade-cplus: #ec4899;
  --grade-c: #8b5cf6;
  --grade-d: #94a3b8;
  --grade-e: #ef4444;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 20px rgba(59,130,246,0.2);
  --transition: all 0.25s cubic-bezier(0.4,0,0.2,1);
}

/* 浅色主题变量 — 高对比度、清爽护眼、100% 清晰 */
[data-theme="light"] {
  --bg-dark: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-hover: #f8fafc;
  --border: #cbd5e1;
  --border-bright: #94a3b8;
  --text-primary: #0f172a;       /* 深黑灰，高清晰度 */
  --text-secondary: #334155;     /* 次级文字清晰可读 */
  --text-muted: #64748b;         /* 辅助说明 */
  --bg-input: #ffffff;
  --table-th-bg: #f8fafc;
  --table-tr-hover: #e0f2fe;
  --header-bg: rgba(255, 255, 255, 0.96);
  --card-shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
  --shadow-glow: 0 0 20px rgba(59,130,246,0.12);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

/* 全局开放文字选择复制 */
*, *::before, *::after {
  user-select: text;
  -webkit-user-select: text;
}

/* 按钮、滑块等控件恢复正常 */
button, input[type="range"], input[type="checkbox"], input[type="radio"] {
  user-select: none;
  -webkit-user-select: none;
}

/* 基准字号支持放大调节（默认提高到15.5px） */
html {
  font-size: calc(15.5px * var(--font-scale, 1));
  scroll-behavior: smooth;
}

body{font-family:'Noto Sans SC','Inter',sans-serif;background:var(--bg-dark);color:var(--text-primary);min-height:100vh;overflow-x:hidden;line-height:1.6}

body::before{
  content:'';position:fixed;inset:0;
  background:
    radial-gradient(ellipse 80% 60% at 10% 20%,rgba(59,130,246,.12) 0%,transparent 60%),
    radial-gradient(ellipse 60% 50% at 90% 80%,rgba(139,92,246,.10) 0%,transparent 60%),
    radial-gradient(ellipse 40% 40% at 50% 50%,rgba(6,182,212,.05) 0%,transparent 70%);
  pointer-events:none;z-index:0;
}

[data-theme="light"] body::before {
  background:
    radial-gradient(ellipse 80% 60% at 10% 20%, rgba(59,130,246,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 90% 80%, rgba(139,92,246,0.06) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 50% 50%, rgba(6,182,212,0.04) 0%, transparent 70%);
}

/* ===== HEADER ===== */
.header{position:sticky;top:0;z-index:100;background:var(--header-bg);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);padding:0 24px;transition:var(--transition)}
.header-inner{max-width:1400px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:64px;gap:14px}

/* 顶部操作区（字号调节与主题切换） */
.header-tools {
  display: flex;
  align-items: center;
  gap: 8px;
}

.font-size-group {
  display: flex;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 2px;
}

[data-theme="light"] .font-size-group {
  background: #e2e8f0;
}

.font-size-btn {
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.76rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition);
}

.font-size-btn:hover {
  color: var(--text-primary);
}

.font-size-btn.active {
  background: var(--accent-blue);
  color: #ffffff;
}

.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  border-radius: 50px;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 600;
  transition: var(--transition);
}

[data-theme="light"] .theme-toggle-btn {
  background: #ffffff;
  border-color: #cbd5e1;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.theme-toggle-btn:hover {
  border-color: var(--accent-blue);
  transform: translateY(-1px);
}
.logo{display:flex;align-items:center;gap:12px;font-size:1.2rem;font-weight:700;color:var(--text-primary);text-decoration:none;white-space:nowrap}
.logo-icon{width:36px;height:36px;background:linear-gradient(135deg,var(--accent-blue),var(--accent-purple));border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;box-shadow:0 0 16px rgba(59,130,246,.4);flex-shrink:0}
.logo span{color:var(--accent-cyan)}

.mode-badge{display:inline-flex;align-items:center;gap:6px;padding:5px 14px;border-radius:50px;font-size:0.8rem;font-weight:600}
.mode-badge-parallel{background:rgba(59,130,246,.15);border:1px solid rgba(59,130,246,.3);color:#60a5fa}
.mode-badge-ab{background:rgba(245,158,11,.15);border:1px solid rgba(245,158,11,.3);color:#fcd34d}

.step-nav{display:flex;gap:4px;background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:50px;padding:4px}
.step-btn{display:flex;align-items:center;gap:8px;padding:8px 18px;border:none;background:transparent;color:var(--text-secondary);border-radius:50px;cursor:pointer;font-size:.875rem;font-weight:500;font-family:inherit;transition:var(--transition);white-space:nowrap}
.step-btn:hover{color:var(--text-primary);background:rgba(255,255,255,.06)}
.step-btn.active{background:linear-gradient(135deg,var(--accent-blue),var(--accent-purple));color:#fff;box-shadow:0 4px 12px rgba(59,130,246,.35)}
.step-btn.done{color:var(--accent-green)}
.step-num{width:20px;height:20px;border-radius:50%;background:rgba(255,255,255,.15);display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700}
.step-btn.active .step-num{background:rgba(255,255,255,.25)}

/* ===== MAIN ===== */
main{max-width:1400px;margin:0 auto;padding:32px 24px;position:relative;z-index:1}
.page{display:none;animation:fadeIn .4s ease}
.page.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}

.page-header{margin-bottom:28px}
.page-title{font-size:1.6rem;font-weight:700;background:linear-gradient(135deg,#fff 30%,var(--accent-cyan));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:6px}
.page-desc{color:var(--text-secondary);font-size:.9rem}

/* ===== WELCOME PAGE ===== */
.welcome-hero{text-align:center;padding:60px 20px 48px;position:relative}
.welcome-title{font-size:clamp(2rem,5vw,3.5rem);font-weight:800;background:linear-gradient(135deg,#fff 20%,var(--accent-cyan) 60%,var(--accent-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:16px;line-height:1.2}
.welcome-subtitle{font-size:1.05rem;color:var(--text-secondary);margin-bottom:8px}
.welcome-tags{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:20px}
.welcome-tag{display:inline-flex;align-items:center;gap:6px;padding:6px 16px;background:rgba(255,255,255,.06);border:1px solid var(--border);border-radius:50px;font-size:.8rem;color:var(--text-secondary)}
.welcome-tag span{color:var(--accent-cyan)}

.mode-cards{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width:900px;margin:0 auto 60px;padding:0 20px}

.mode-card{background:var(--bg-card);border:1px solid var(--border);border-radius:24px;padding:36px 32px;cursor:pointer;transition:var(--transition);backdrop-filter:blur(16px);position:relative;overflow:hidden}
.mode-card::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(59,130,246,.05),transparent);opacity:0;transition:opacity .3s}
.mode-card:hover{border-color:var(--accent-blue);transform:translateY(-6px);box-shadow:0 20px 50px rgba(59,130,246,.2)}
.mode-card:hover::before{opacity:1}

.mode-card-ab{border-color:rgba(245,158,11,.2)}
.mode-card-ab::before{background:linear-gradient(135deg,rgba(245,158,11,.08),transparent)}
.mode-card-ab:hover{border-color:var(--accent-gold);box-shadow:0 20px 50px rgba(245,158,11,.2)}

.mode-card-badge{position:absolute;top:20px;right:20px;padding:4px 12px;background:linear-gradient(135deg,var(--accent-gold),#fbbf24);color:#000;border-radius:50px;font-size:.72rem;font-weight:700;letter-spacing:.05em}

.mode-card-icon{font-size:3rem;margin-bottom:16px;display:block}
.mode-card-title{font-size:1.5rem;font-weight:700;margin-bottom:10px;color:#fff}
.mode-card-desc{font-size:.9rem;color:var(--text-secondary);margin-bottom:20px;line-height:1.6}
.mode-card-features{list-style:none;margin-bottom:24px}
.mode-card-features li{font-size:.85rem;color:var(--text-secondary);padding:5px 0;border-bottom:1px solid rgba(255,255,255,.04)}
.mode-card-features li:last-child{border:none}

.mode-card-btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;background:linear-gradient(135deg,var(--accent-blue),var(--accent-purple));color:#fff;border-radius:50px;font-size:.9rem;font-weight:600;box-shadow:0 4px 16px rgba(59,130,246,.3);transition:var(--transition);margin-top:auto;align-self:flex-start}
.mode-card-ab .mode-card-btn{background:linear-gradient(135deg,var(--accent-gold),#fbbf24);color:#000;box-shadow:0 4px 16px rgba(245,158,11,.3)}
.mode-card:hover .mode-card-btn{transform:scale(1.04)}

/* ===== CARDS ===== */
.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;backdrop-filter:blur(16px);box-shadow:var(--shadow);transition:var(--transition)}
.card:hover{border-color:var(--border-bright);box-shadow:var(--shadow),var(--shadow-glow)}
.card-title{font-size:1rem;font-weight:600;color:var(--text-primary);margin-bottom:18px;display:flex;align-items:center;gap:8px}
.card-title .icon{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--accent-blue),var(--accent-cyan));display:flex;align-items:center;justify-content:center;font-size:.85rem;flex-shrink:0}

.ab-card-a{border-color:rgba(245,158,11,.2);background:rgba(20,15,5,.8)}
.ab-card-a:hover{border-color:rgba(245,158,11,.5);box-shadow:var(--shadow),0 0 20px rgba(245,158,11,.15)}
.ab-card-b{border-color:rgba(59,130,246,.2)}

/* ===== LAYOUT ===== */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.grid-auto{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}

/* ===== FORMS ===== */
.form-group{margin-bottom:14px}
.form-label{display:block;font-size:.8rem;font-weight:500;color:var(--text-secondary);margin-bottom:6px;text-transform:uppercase;letter-spacing:.05em}
.form-input,.form-select{width:100%;padding:10px 14px;background:rgba(255,255,255,.05);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-family:inherit;font-size:.9rem;transition:var(--transition);outline:none}
.form-input:focus,.form-select:focus{border-color:var(--accent-blue);background:rgba(59,130,246,.08);box-shadow:0 0 0 3px rgba(59,130,246,.15)}
.form-select option{background:#1e293b;color:var(--text-primary)}
.form-input::placeholder{color:var(--text-muted)}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border:none;border-radius:var(--radius-sm);cursor:pointer;font-family:inherit;font-size:.875rem;font-weight:600;transition:var(--transition);text-decoration:none;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--accent-blue),var(--accent-purple));color:#fff;box-shadow:0 4px 12px rgba(59,130,246,.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(59,130,246,.45)}
.btn-success{background:linear-gradient(135deg,var(--accent-green),#059669);color:#fff;box-shadow:0 4px 12px rgba(16,185,129,.3)}
.btn-success:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(16,185,129,.45)}
.btn-danger{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff}
.btn-danger:hover{transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.06);border:1px solid var(--border);color:var(--text-secondary)}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:var(--text-primary);border-color:var(--border-bright)}
.btn-sm{padding:6px 14px;font-size:.8rem}
.btn-lg{padding:14px 28px;font-size:1rem}

.run-btn{display:flex;align-items:center;gap:12px;padding:18px 36px;background:linear-gradient(135deg,#3b82f6,#8b5cf6,#06b6d4);background-size:200% 200%;border:none;border-radius:99px;color:#fff;font-family:inherit;font-size:1.1rem;font-weight:700;cursor:pointer;transition:var(--transition);box-shadow:0 8px 30px rgba(59,130,246,.4);animation:gradientShift 3s ease infinite}
@keyframes gradientShift{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
.run-btn:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 14px 40px rgba(59,130,246,.55)}
.run-btn:active{transform:scale(.98)}

/* ===== TOGGLE ===== */
.toggle-group{display:flex;background:rgba(255,255,255,.05);border:1px solid var(--border);border-radius:50px;padding:3px;width:fit-content}
.toggle-btn{padding:6px 16px;border:none;background:transparent;color:var(--text-secondary);border-radius:50px;cursor:pointer;font-family:inherit;font-size:.8rem;font-weight:500;transition:var(--transition)}
.toggle-btn.active{background:linear-gradient(135deg,var(--accent-blue),var(--accent-purple));color:#fff}

/* ===== TABLE ===== */
.table-wrap{overflow-x:auto;border-radius:var(--radius-sm);position:relative}
.table-wrap.collapsed{max-height:520px;overflow:hidden;position:relative}
.data-table{width:100%;border-collapse:separate;border-spacing:0;font-size:.875rem}
.data-table thead{position:sticky;top:0;z-index:20}
.data-table th{padding:10px 14px;text-align:left;background:#0d1c38 !important;color:var(--accent-cyan);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;border-bottom:2px solid var(--border-bright) !important;white-space:nowrap;position:sticky;top:0;z-index:20;box-shadow:0 3px 6px rgba(0,0,0,.25)}
/* ===== 表头点击排序 ===== */
.sortable-th {
  cursor: pointer !important;
  user-select: none;
  transition: background 0.15s ease, color 0.15s ease;
}
.sortable-th:hover {
  background: #192d52 !important;
  color: #ffffff !important;
}
.sort-arrow {
  display: inline-block;
  margin-left: 3px;
  font-size: 0.72rem;
  opacity: 0.45;
  transition: opacity 0.15s ease, color 0.15s ease;
}
.sortable-th:hover .sort-arrow {
  opacity: 0.95;
}
.sortable-th.active-sort {
  background: #143560 !important;
  color: #38bdf8 !important;
  border-bottom: 2px solid #38bdf8 !important;
}
.sortable-th.active-sort .sort-arrow {
  opacity: 1;
  color: #38bdf8;
  font-weight: bold;
}
.data-table td{padding:10px 14px;border-bottom:1px solid rgba(255,255,255,.04);color:var(--text-primary);vertical-align:middle}
.data-table tr:hover td{background:rgba(59,130,246,.05)}
.data-table tr:last-child td{border-bottom:none}
.data-table input{background:transparent;border:1px solid transparent;color:var(--text-primary);font-family:inherit;font-size:.875rem;width:100%;padding:4px 8px;border-radius:6px;outline:none;transition:var(--transition);min-width:55px}
.data-table input::placeholder{color:var(--text-muted);opacity:0.45;font-weight:400;text-align:center}
.data-table input:focus{background:rgba(59,130,246,.1);border-color:var(--accent-blue)}
.data-table select{background:rgba(255,255,255,.05);border:1px solid var(--border);color:var(--text-primary);font-family:inherit;font-size:.8rem;padding:4px 8px;border-radius:6px;outline:none;cursor:pointer}

/* ===== 折叠控制条 ===== */
.table-collapse-bar{position:relative;cursor:pointer;text-align:center;margin-top:-2px}
.table-collapse-bar.expanded{position:sticky;bottom:16px;z-index:100;margin-top:10px}
.table-collapse-fade{position:absolute;bottom:100%;left:0;right:0;height:80px;background:linear-gradient(to bottom,transparent,var(--bg-card));pointer-events:none}
.table-collapse-bar.expanded .table-collapse-fade{display:none}
.table-collapse-btn{display:inline-flex;align-items:center;gap:8px;padding:8px 22px;margin:8px auto;background:rgba(59,130,246,.2);border:1px solid rgba(59,130,246,.4);border-radius:50px;font-size:.82rem;color:var(--accent-cyan);font-weight:600;box-shadow:0 4px 16px rgba(0,0,0,.3);backdrop-filter:blur(8px);transition:var(--transition)}
.table-collapse-bar:hover .table-collapse-btn{background:rgba(59,130,246,.32);border-color:var(--accent-blue)}
#table-collapse-icon{transition:transform .25s ease;display:inline-block}
.table-collapse-bar.expanded #table-collapse-icon{transform:rotate(180deg)}

/* 3图同水平面排布 */
@media (max-width: 1024px) {
  .chart-grid-3 { grid-template-columns: 1fr !important; }
}

/* ===== BADGES ===== */
.grade-badge{display:inline-flex;align-items:center;padding:2px 10px;border-radius:20px;font-size:.75rem;font-weight:700;letter-spacing:.05em}
.grade-Aplus{background:rgba(245,158,11,.2);color:var(--grade-aplus);border:1px solid rgba(245,158,11,.3)}
.grade-A{background:rgba(16,185,129,.2);color:var(--grade-a);border:1px solid rgba(16,185,129,.3)}
.grade-Bplus{background:rgba(59,130,246,.2);color:var(--grade-bplus);border:1px solid rgba(59,130,246,.3)}
.grade-B{background:rgba(99,102,241,.2);color:var(--grade-b);border:1px solid rgba(99,102,241,.3)}
.grade-Cplus{background:rgba(236,72,153,.2);color:var(--grade-cplus);border:1px solid rgba(236,72,153,.3)}
.grade-C{background:rgba(100,116,139,.2);color:var(--grade-c);border:1px solid rgba(100,116,139,.3)}
.grade-D{background:rgba(148,163,184,.18);color:#94a3b8;border:1px solid rgba(148,163,184,.3)}
.grade-E{background:rgba(239,68,68,.18);color:#f87171;border:1px solid rgba(239,68,68,.3)}

.gender-badge{display:inline-flex;align-items:center;gap:4px;padding:2px 10px;border-radius:20px;font-size:.78rem;font-weight:600}
.gender-male{background:rgba(59,130,246,.15);color:#60a5fa;border:1px solid rgba(59,130,246,.25)}
.gender-female{background:rgba(236,72,153,.15);color:#f472b6;border:1px solid rgba(236,72,153,.25)}

.tier-badge-a{display:inline-flex;align-items:center;gap:5px;padding:3px 12px;background:linear-gradient(135deg,rgba(245,158,11,.2),rgba(251,191,36,.1));border:1px solid rgba(245,158,11,.35);color:#fcd34d;border-radius:50px;font-size:.78rem;font-weight:700}
.tier-badge-b{display:inline-flex;align-items:center;gap:5px;padding:3px 12px;background:rgba(59,130,246,.15);border:1px solid rgba(59,130,246,.3);color:#60a5fa;border-radius:50px;font-size:.78rem;font-weight:700}

/* ===== UPLOAD ===== */
.upload-zone{border:2px dashed var(--border-bright);border-radius:var(--radius);padding:40px 20px;text-align:center;cursor:pointer;transition:var(--transition)}
.upload-zone:hover,.upload-zone.drag-over{border-color:var(--accent-blue);background:rgba(59,130,246,.05)}
.upload-icon{font-size:2.5rem;margin-bottom:12px}
.upload-text{color:var(--text-secondary);font-size:.9rem}
.upload-text strong{color:var(--accent-cyan)}

/* ===== STATS ===== */
.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;text-align:center;backdrop-filter:blur(16px);transition:var(--transition)}
.stat-card:hover{border-color:var(--border-bright);transform:translateY(-3px)}
.stat-value{font-size:2rem;font-weight:700;background:linear-gradient(135deg,var(--accent-blue),var(--accent-cyan));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.2}
.stat-label{color:var(--text-secondary);font-size:.85rem;margin-top:4px}

/* ===== WEIGHT CONFIG ===== */
.weight-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:10px}
.weight-row{display:flex;align-items:center;gap:14px;padding:8px 0}
.weight-label{width:60px;font-size:.875rem;color:var(--text-secondary);flex-shrink:0}
.weight-val{width:44px;text-align:right;font-weight:600;color:var(--accent-cyan);font-size:.9rem;flex-shrink:0}
.range-input{-webkit-appearance:none;appearance:none;width:100%;height:6px;background:rgba(255,255,255,.1);border-radius:99px;outline:none;cursor:pointer;flex:1}
.range-input::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:linear-gradient(135deg,var(--accent-blue),var(--accent-purple));cursor:pointer;box-shadow:0 0 8px rgba(59,130,246,.5);transition:transform .2s}
.range-input::-webkit-slider-thumb:hover{transform:scale(1.2)}
.weight-num-input::-webkit-outer-spin-button,
.weight-num-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.weight-num-input {
  -moz-appearance: textfield;
}

/* ===== PREVIEW BOX ===== */
.preview-box{background:rgba(59,130,246,.08);border:1px solid rgba(59,130,246,.2);border-radius:10px;padding:14px}
.ab-preview{background:rgba(245,158,11,.07);border:1px solid rgba(245,158,11,.2);border-radius:10px;padding:12px;font-size:.85rem;color:var(--text-secondary)}
.ab-preview strong{color:#fcd34d}

/* ===== ALERTS ===== */
.alert{padding:12px 16px;border-radius:var(--radius-sm);font-size:.875rem;margin-bottom:16px;display:flex;align-items:flex-start;gap:10px}
.alert-info{background:rgba(59,130,246,.12);border:1px solid rgba(59,130,246,.25);color:#93c5fd}
.alert-success{background:rgba(16,185,129,.12);border:1px solid rgba(16,185,129,.25);color:#6ee7b7}
.alert-warning{background:rgba(245,158,11,.12);border:1px solid rgba(245,158,11,.25);color:#fcd34d}
.alert-error{background:rgba(239,68,68,.12);border:1px solid rgba(239,68,68,.25);color:#fca5a5}

/* ===== TOOLBAR ===== */
.toolbar{display:flex;align-items:center;gap:10px;margin-bottom:20px;flex-wrap:wrap}
.toolbar-right{margin-left:auto;display:flex;gap:10px;align-items:center}

/* ===== TABS ===== */
.tabs{display:flex;gap:4px;margin-bottom:0;border-bottom:1px solid var(--border);padding-bottom:0}
.tab-btn{padding:10px 20px;background:none;border:none;border-bottom:2px solid transparent;color:var(--text-secondary);font-family:inherit;font-size:.875rem;font-weight:500;cursor:pointer;transition:var(--transition);margin-bottom:-1px}
.tab-btn:hover{color:var(--text-primary)}
.tab-btn.active{color:var(--accent-blue);border-bottom-color:var(--accent-blue)}
.tab-btn.tab-a.active{color:var(--accent-gold);border-bottom-color:var(--accent-gold)}

/* ===== CLASS CARDS (RESULTS) ===== */
.result-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(380px,1fr));gap:20px}
.class-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;backdrop-filter:blur(16px);transition:var(--transition)}
.class-card:hover{border-color:var(--border-bright);box-shadow:var(--shadow-glow)}
.class-card.tier-a{border-color:rgba(245,158,11,.25)}
.class-card.tier-a:hover{border-color:rgba(245,158,11,.5);box-shadow:0 0 24px rgba(245,158,11,.12)}
.class-card-header{padding:16px 20px;background:linear-gradient(135deg,rgba(59,130,246,.2),rgba(139,92,246,.15));border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:10px}
.class-card.tier-a .class-card-header{background:linear-gradient(135deg,rgba(245,158,11,.2),rgba(251,191,36,.1))}
.class-name{font-size:1.05rem;font-weight:700;color:#fff}
.class-card-body{padding:16px 20px}
.mini-stats{display:flex;gap:16px;margin-bottom:14px;flex-wrap:wrap}
.mini-stat{text-align:center}
.mini-stat-val{font-size:1.1rem;font-weight:700;color:var(--accent-cyan)}
.mini-stat-label{font-size:.72rem;color:var(--text-muted)}

/* ===== PROGRESS ===== */
.progress-bar{height:6px;background:rgba(255,255,255,.08);border-radius:99px;overflow:hidden;margin:4px 0}
.progress-fill{height:100%;border-radius:99px;transition:width .8s cubic-bezier(.4,0,.2,1)}
.fill-male{background:linear-gradient(90deg,#3b82f6,#06b6d4)}
.fill-female{background:linear-gradient(90deg,#ec4899,#f472b6)}

/* ===== GRADE DIST BAR ===== */
.grade-dist{display:flex;height:8px;border-radius:99px;overflow:hidden;gap:1px;margin:8px 0}
.grade-dist-seg{border-radius:99px;transition:width .8s cubic-bezier(.4,0,.2,1)}

/* ===== CHART ===== */
.chart-container{position:relative;height:260px;width:100%}

/* ===== MODAL ===== */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(10, 15, 30, 0.85);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}

.modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius);
  padding: 0 24px 20px;
  width: 940px;
  max-width: 95vw;
  max-height: 90vh;
  min-width: 500px;
  min-height: 400px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: auto;
  transition: width .2s ease, height .2s ease, max-width .2s ease, max-height .2s ease, border-radius .2s ease;
}

/* 最大化态 */
.modal-box.maximized {
  width: 100vw !important;
  height: 100vh !important;
  max-width: 100vw !important;
  max-height: 100vh !important;
  border-radius: 0 !important;
  top: 0; left: 0;
}

/* 标题栏 */
.modal-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0 12px;
  flex-shrink: 0;
  border-bottom: 1px solid rgba(255,255,255,.06);
  margin-bottom: 16px;
}
.modal-titlebar-actions {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-shrink: 0;
}
.modal-action-btn {
  width: 30px; height: 30px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  color: var(--text-secondary);
  font-size: 14px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
  user-select: none;
  -webkit-user-select: none;
}
.modal-action-btn:hover { background: rgba(255,255,255,.14); color: #fff; }
.modal-close-btn:hover  { background: rgba(239,68,68,.25); border-color: rgba(239,68,68,.5); color: #fca5a5; }
.modal-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #f1f5f9;
  margin: 0;
}

/* 自定义拖拽缩放手柄 */
.modal-resize-handle {
  position: absolute;
  right: 0; bottom: 0;
  width: 22px; height: 22px;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  color: var(--accent-cyan);
  opacity: 0.45;
  cursor: se-resize;
  border-radius: 0 0 var(--radius) 0;
  transition: opacity .2s;
  user-select: none;
  -webkit-user-select: none;
}
.modal-resize-handle:hover { opacity: 1; }
.modal-box.maximized .modal-resize-handle { display: none; }


@keyframes slideUp{from{transform:translateY(30px);opacity:0}to{transform:translateY(0);opacity:1}}
.modal-section{margin-bottom:16px}
.modal-section-title{font-size:.85rem;font-weight:600;color:var(--accent-cyan);margin-bottom:8px;text-transform:uppercase;letter-spacing:.05em}
.modal-field-list{display:flex;flex-direction:column;gap:6px}
.modal-field{display:flex;align-items:center;gap:8px;font-size:.875rem;padding:8px 12px;border-radius:8px}
.modal-field.ok{background:rgba(16,185,129,.1);color:#6ee7b7}
.modal-field.warn{background:rgba(245,158,11,.1);color:#fcd34d}
.modal-field.error{background:rgba(239,68,68,.1);color:#fca5a5}
.template-preview{background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:8px;padding:12px;font-family:monospace;font-size:.8rem;color:var(--text-secondary);margin-top:8px;overflow-x:auto;white-space:pre}

/* ===== EMPTY STATE ===== */
.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}
.empty-icon{font-size:3rem;margin-bottom:12px}
.empty-text{font-size:.95rem;line-height:1.7}

/* ===== ROW NUM ===== */
.row-num{width:26px;height:26px;border-radius:50%;background:rgba(255,255,255,.07);display:flex;align-items:center;justify-content:center;font-size:.72rem;color:var(--text-muted);flex-shrink:0}

/* ===== TOAST ===== */
.toast-container{position:fixed;bottom:24px;right:24px;z-index:9999;display:flex;flex-direction:column;gap:10px}
.toast{padding:14px 20px;border-radius:var(--radius-sm);font-size:.875rem;font-weight:500;display:flex;align-items:center;gap:10px;min-width:280px;box-shadow:var(--shadow);animation:slideInRight .3s ease,fadeOut .3s ease 2.7s forwards}
@keyframes slideInRight{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}
@keyframes fadeOut{to{opacity:0;transform:translateX(20px)}}
.toast-success{background:rgba(16,185,129,.95);color:#fff}
.toast-error{background:rgba(239,68,68,.95);color:#fff}
.form-input select,
select.form-input {
  background-color: rgba(15, 23, 42, 0.85);
  color: #f1f5f9;
  cursor: pointer;
}

/* 修复原生 select 展开菜单 option 的背景色与文字颜色 */
select option {
  background-color: #1e293b !important;
  color: #f1f5f9 !important;
  padding: 8px 12px;
}

select option:hover,
select option:focus,
select option:checked {
  background-color: #3b82f6 !important;
  color: #ffffff !important;
}
/* ===== EXCEL PREVIEW VIEWPORT ===== */
.excel-grid-viewport {
  max-width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.9);
  max-height: 220px;
}

.excel-preview-grid {
  border-collapse: collapse;
  width: max-content;
  min-width: 100%;
  font-size: .78rem;
  font-family: monospace, var(--font-main);
}

.excel-preview-grid th,
.excel-preview-grid td {
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 5px 10px;
  text-align: center;
  white-space: nowrap;
  transition: background-color .2s ease, border-color .2s ease;
}

.excel-row-num {
  background: rgba(30, 41, 59, 0.9);
  color: var(--text-muted);
  font-weight: 600;
  width: 32px;
  position: sticky;
  left: 0;
  z-index: 2;
}

.excel-col-header {
  background: rgba(30, 41, 59, 0.95);
  color: var(--accent-cyan);
  font-weight: 700;
  font-size: .85rem;
}

.excel-cell-title {
  background: rgba(15, 23, 42, 0.8);
  color: var(--text-secondary);
  font-weight: 600;
}

.excel-cell {
  color: #cbd5e1;
}

/* 高亮样式 */
.excel-preview-grid .hl-name {
  background: rgba(167, 139, 250, 0.22) !important;
  color: #c4b5fd !important;
  border-color: rgba(167, 139, 250, 0.5) !important;
  font-weight: 600;
}

.excel-preview-grid .hl-gender {
  background: rgba(244, 114, 182, 0.22) !important;
  color: #fbcfe8 !important;
  border-color: rgba(244, 114, 182, 0.5) !important;
  font-weight: 600;
}

.excel-col-header.hl-score, .excel-cell-title.hl-score, .excel-cell.hl-score{background:rgba(16,185,129,.2) !important;color:#6ee7b7 !important;font-weight:700}
.excel-col-header.hl-total, .excel-cell-title.hl-total, .excel-cell.hl-total{background:rgba(56,189,248,.22) !important;color:#38bdf8 !important;font-weight:700}

.excel-preview-grid .hl-score {
  background: rgba(16, 185, 129, 0.22) !important;
  color: #6ee7b7 !important;
  border-color: rgba(16, 185, 129, 0.5) !important;
  font-weight: 600;
}

/* ===== TIER DIVIDER ===== */
.tier-divider{display:flex;align-items:center;gap:16px;margin:28px 0}
.tier-divider-line{flex:1;height:1px;background:linear-gradient(90deg,transparent,rgba(245,158,11,.4),transparent)}
.tier-divider-label{padding:6px 20px;border:1px solid rgba(245,158,11,.3);border-radius:50px;font-size:.85rem;font-weight:700;color:#fcd34d;background:rgba(245,158,11,.08);white-space:nowrap}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:rgba(255,255,255,.03)}
::-webkit-scrollbar-thumb{background:rgba(100,160,255,.2);border-radius:99px}
::-webkit-scrollbar-thumb:hover{background:rgba(100,160,255,.4)}

/* ===== ENTRY COLUMNS (Step 1 two-column layout) ===== */
.entry-columns {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0;
  align-items: start;
  margin-bottom: 24px;
}

.entry-col { display: flex; flex-direction: column; }

.entry-method-label {
  font-size: .85rem;
  font-weight: 700;
  margin-bottom: 10px;
  padding: 6px 14px;
  border-radius: 50px;
  display: inline-block;
  width: fit-content;
}

.primary-label {
  background: linear-gradient(135deg, rgba(245,158,11,.2), rgba(251,191,36,.1));
  border: 1px solid rgba(245,158,11,.35);
  color: #fcd34d;
}

.secondary-label {
  background: rgba(255,255,255,.06);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.entry-card-primary {
  border-color: rgba(245,158,11,.3) !important;
  background: rgba(20,15,5,.8) !important;
}

.entry-card-primary:hover {
  border-color: rgba(245,158,11,.6) !important;
  box-shadow: var(--shadow), 0 0 24px rgba(245,158,11,.12) !important;
}

.entry-card-secondary {
  opacity: .85;
}

.entry-or {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40px 20px;
  margin-top: 36px;
  gap: 10px;
  color: var(--text-muted);
}

.entry-or-line {
  width: 1px;
  flex: 1;
  min-height: 50px;
  background: linear-gradient(to bottom, transparent, var(--border), transparent);
}

.entry-or-text {
  font-size: .95rem;
  font-weight: 700;
  color: var(--text-muted);
  background: var(--bg-dark);
  padding: 8px 0;
  letter-spacing: .05em;
}

/* ===== ENTRY STATS BAR ===== */
.entry-stats-bar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
  backdrop-filter: blur(16px);
  flex-wrap: wrap;
}

.entry-stat { display: flex; align-items: baseline; gap: 6px; }
.entry-stat-num { font-size: 1.5rem; font-weight: 700; color: var(--accent-cyan); line-height: 1; }
.entry-stat-label { font-size: .8rem; color: var(--text-secondary); }

/* ===== STEP FOOTER ===== */
.step-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 24px;
  padding: 20px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius);
  backdrop-filter: blur(16px);
  flex-wrap: wrap;
}

.step-footer-hint {
  font-size: .9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.step-next-btn {
  box-shadow: 0 6px 20px rgba(59,130,246,.4);
  font-size: 1rem !important;
  padding: 14px 32px !important;
  flex-shrink: 0;
}

.step-next-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(59,130,246,.55) !important;
}

/* ===== CHART CARD MAXIMIZE ===== */
.chart-card-maximized {
  position: fixed !important;
  top: 14px !important;
  left: 14px !important;
  right: 14px !important;
  bottom: 14px !important;
  z-index: 3000 !important;
  background: var(--bg-card) !important;
  box-shadow: 0 20px 60px rgba(0,0,0,0.95) !important;
  border: 1px solid var(--accent-cyan) !important;
  border-radius: var(--radius) !important;
  display: flex !important;
  flex-direction: column !important;
  padding: 18px 24px !important;
}
.esc-hint {
  display: none;
}
.chart-card-maximized .esc-hint {
  display: inline-block !important;
  margin-left: 10px;
  font-size: 0.78rem;
  color: var(--accent-cyan);
  font-weight: normal;
}
.chart-card-maximized .chart-container {
  flex: 1 !important;
  height: auto !important;
  max-height: calc(100vh - 110px) !important;
}

/* ===== PRINT (A4 竖版，省墨白底黑字满页填充) ===== */
@media print {
  @page {
    size: A4 portrait;
    margin: 8mm;
  }
  body, html, main {
    background: #ffffff !important;
    color: #000000 !important;
    font-family: "Noto Sans SC", sans-serif !important;
    padding: 0 !important;
    margin: 0 !important;
  }
  .header, .step-nav, .toolbar, .toggle-group, .modal-overlay, #toast-container, .table-collapse-bar, .modal-action-btn, .run-btn, .btn-ghost {
    display: none !important;
  }
  .page-header { margin-bottom: 8px !important; text-align: center; }
  .page-title { color: #000000 !important; font-size: 1.3rem !important; margin: 0 !important; }
  .page-desc { color: #334155 !important; font-size: 0.8rem !important; margin: 2px 0 6px !important; }

  /* 顶部统计卡片紧凑排版 */
  .grid-auto {
    margin-bottom: 8px !important;
    gap: 6px !important;
  }
  .stat-card {
    padding: 6px 10px !important;
    background: #ffffff !important;
    border: 1px solid #cbd5e1 !important;
    box-shadow: none !important;
  }
  .stat-value { font-size: 1.1rem !important; color: #000000 !important; }
  .stat-label { font-size: 0.72rem !important; color: #475569 !important; }

  /* 3张图表水平紧凑排布 */
  .chart-grid-3 {
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 8px !important;
    margin-bottom: 10px !important;
  }
  .card {
    background: #ffffff !important;
    border: 1px solid #cbd5e1 !important;
    padding: 8px !important;
    box-shadow: none !important;
  }
  .card-title { color: #000000 !important; font-size: 0.82rem !important; margin-bottom: 6px !important; }
  .chart-container { height: 135px !important; }

  /* 班级名单全展开 + 逐行连贯满页续打 */
  .result-grid {
    display: flex !important;
    flex-direction: column !important;
    gap: 10px !important;
  }
  .class-card {
    background: #ffffff !important;
    border: 1px solid #cbd5e1 !important;
    color: #000000 !important;
    box-shadow: none !important;
    padding: 10px 12px !important;
    margin-bottom: 10px !important;
    break-inside: auto !important; /* 允许班级卡片跨页分段续打 */
    page-break-inside: auto !important;
  }
  .class-card-header {
    border-bottom: 1px solid #000000 !important;
    padding-bottom: 4px !important;
    margin-bottom: 6px !important;
    break-after: avoid !important;
    page-break-after: avoid !important;
  }
  .class-name, .mini-stat-val, .mini-stat-label {
    color: #000000 !important;
  }
  .class-card-body {
    padding: 0 !important;
  }
  .mini-stats {
    margin-bottom: 6px !important;
  }
  .mini-stat {
    padding: 4px 6px !important;
    background: #f8fafc !important;
    border: 1px solid #e2e8f0 !important;
  }

  /* 展开滚动容器，全部学生无保留显示 */
  .table-wrap {
    max-height: none !important;
    overflow: visible !important;
  }
  .data-table {
    font-size: 0.78rem !important;
  }
  .data-table th {
    background: #f1f5f9 !important;
    color: #000000 !important;
    border-bottom: 2px solid #000000 !important;
    padding: 4px 8px !important;
  }
  .data-table td {
    color: #000000 !important;
    border-bottom: 1px solid #e2e8f0 !important;
    padding: 4px 8px !important;
  }
  .data-table input {
    color: #000000 !important;
  }
  }
  .grade-badge, .gender-badge, .tier-badge-a, .tier-badge-b {
    border: 1px solid #94a3b8 !important;
    background: #ffffff !important;
    color: #000000 !important;
  }
}

/* ===== RESPONSIVE ===== */
@media(max-width:768px){
  .mode-cards{grid-template-columns:1fr}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .result-grid{grid-template-columns:1fr}
  .step-btn span:not(.step-num){display:none}
  main{padding:16px}
  .welcome-hero{padding:40px 10px 32px}
  .mode-card{padding:24px 20px}
  .grade-selector-cards{flex-direction:column}
  .grade-sel-card{padding:14px 16px}
}

/* ==================== 年级学段选择器 ==================== */
.grade-level-selector {
  max-width: 680px;
  margin: 0 auto 28px;
  text-align: center;
}

.grade-selector-label {
  font-size: .85rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: .05em;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.grade-selector-cards {
  display: flex;
  gap: 14px;
  justify-content: center;
}

.grade-sel-card {
  flex: 1;
  max-width: 300px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  border: 2px solid rgba(100,160,255,0.15);
  background: rgba(15,30,60,0.6);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.grade-sel-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(99,102,241,0.08) 0%, transparent 60%);
  opacity: 0;
  transition: opacity .3s;
}

.grade-sel-card:hover {
  border-color: rgba(99,102,241,0.5);
  background: rgba(25,40,80,0.8);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99,102,241,0.2);
}

.grade-sel-card:hover::before { opacity: 1; }

.grade-sel-card.active {
  border-color: #818cf8;
  background: rgba(99,102,241,0.15);
  box-shadow: 0 0 20px rgba(99,102,241,0.25);
}

.grade-sel-card.active::before { opacity: 1; }

.grade-sel-icon {
  font-size: 2rem;
  line-height: 1;
  flex-shrink: 0;
}

.grade-sel-info {
  flex: 1;
  text-align: left;
}

.grade-sel-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 3px;
}

.grade-sel-desc {
  font-size: .78rem;
  color: var(--text-secondary);
}

.grade-sel-check {
  font-size: 1.1rem;
  color: #818cf8;
  opacity: 0;
  transition: opacity .25s;
  flex-shrink: 0;
}

.grade-sel-card.active .grade-sel-check {
  opacity: 1;
}

/* ==================== 操作引导流程（欢迎页） ==================== */
.onboarding-flow {
  max-width: 780px;
  margin: 0 auto;
  padding-bottom: 40px;
}

.onboarding-step {
  margin-bottom: 0;
}

/* 步骤标签行 */
.step-label {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.step-num-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6366f1, #818cf8);
  color: #fff;
  font-size: .95rem;
  font-weight: 700;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(99,102,241,.4);
}

.step-num-badge-2 {
  background: linear-gradient(135deg, #f59e0b, #fb923c);
  box-shadow: 0 2px 8px rgba(245,158,11,.4);
}

.step-num-badge-3 {
  background: linear-gradient(135deg, #10b981, #06b6d4);
  box-shadow: 0 2px 8px rgba(16,185,129,.4);
}

.step-label-text {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.step-label-hint {
  font-size: .8rem;
  color: var(--text-muted);
}

/* 步骤连接线 */
.step-connector {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 20px;
  margin: 6px 0;
  position: relative;
}

.step-connector-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(99,102,241,.3), transparent);
}

.step-connector-arrow {
  font-size: 1.2rem;
  color: #818cf8;
  animation: bounce-down .9s ease-in-out infinite;
}

@keyframes bounce-down {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}

.step-connector-label {
  font-size: .82rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* mode-cards 嵌入 onboarding 时的间距 */
.onboarding-step .mode-cards {
  margin-top: 0;
}

/* grade-sel-card 中 strong 文字加亮 */
.grade-sel-desc strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* 第③步说明 */
.step-next-hint {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
  padding: 14px 20px;
  background: rgba(16,185,129,0.07);
  border: 1px solid rgba(16,185,129,0.2);
  border-radius: var(--radius-sm);
  font-size: .88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.step-next-hint strong {
  color: #10b981;
}

/* grade-level-selector 已整合进 onboarding-step，删除旧的独立样式的冗余覆盖 */
.grade-selector-cards {
  gap: 14px;
}



/* ==================== 16:9 欢迎页左右分栏沉浸式布局（同屏不滚动） ==================== */
.welcome-split-container {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 10px 20px;
  min-height: calc(100vh - 84px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.welcome-split {
  display: grid;
  grid-template-columns: 1fr 32px 1.4fr;
  gap: 20px;
  align-items: stretch;
  width: 100%;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  padding: 24px 28px;
  backdrop-filter: blur(16px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.split-left {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
}

.welcome-hero-inline {
  text-align: left;
}

.welcome-hero-inline .welcome-title {
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  font-weight: 800;
  background: linear-gradient(135deg, #fff 20%, var(--accent-cyan) 60%, var(--accent-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
  line-height: 1.15;
}

.welcome-hero-inline .welcome-subtitle {
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.welcome-hero-inline .welcome-tags {
  display: flex;
  gap: 8px;
  justify-content: flex-start;
  flex-wrap: wrap;
  margin-top: 6px;
}

/* 学段分类药丸切换 */
.stage-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  background: rgba(15, 23, 42, 0.5);
  padding: 4px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.stage-tab-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 10px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
}

.stage-tab-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}

.stage-tab-btn.active {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.3), rgba(59, 130, 246, 0.25));
  border-color: rgba(129, 140, 248, 0.5);
  color: #ffffff;
  box-shadow: 0 2px 10px rgba(99, 102, 241, 0.25);
}

.grade-cards-wrapper {
  position: relative;
  min-height: 160px;
}

.grade-cards-group {
  display: none;
  flex-direction: column;
  gap: 8px;
}

.grade-cards-group.active {
  display: flex;
  animation: stageCardsFadeIn 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes stageCardsFadeIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.grade-cards-wrapper .grade-sel-card {
  max-width: 100%;
  padding: 10px 14px;
  border-radius: 12px;
  background: rgba(30, 41, 59, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.grade-cards-wrapper .grade-sel-card:hover {
  border-color: rgba(129, 140, 248, 0.45);
  background: rgba(30, 41, 59, 0.75);
  transform: translateY(-2px);
}

.grade-cards-wrapper .grade-sel-card.active {
  border-color: #818cf8;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.18), rgba(59, 130, 246, 0.1));
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.22);
}

.grade-cards-wrapper .grade-sel-icon {
  font-size: 1.5rem;
  line-height: 1;
  flex-shrink: 0;
}

.grade-cards-wrapper .grade-sel-info {
  flex: 1;
  text-align: left;
}

.grade-cards-wrapper .grade-sel-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.grade-cards-wrapper .grade-sel-meta {
  font-size: 0.74rem;
  color: var(--text-muted);
  line-height: 1.25;
}

.grade-cards-wrapper .grade-sel-check {
  font-size: 0.76rem;
  font-weight: 600;
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.12);
  padding: 2px 7px;
  border-radius: 6px;
  border: 1px solid rgba(56, 189, 248, 0.25);
  opacity: 0;
  transform: scale(0.9);
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.grade-cards-wrapper .grade-sel-card.active .grade-sel-check {
  opacity: 1;
  transform: scale(1);
}

/* 分隔线与箭头 */
.split-divider {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.split-divider-line {
  flex: 1;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(99, 102, 241, 0.4), transparent);
}

.split-divider-arrow {
  font-size: 1.2rem;
  color: #818cf8;
  animation: pulse-right 1.5s ease-in-out infinite;
}

@keyframes pulse-right {
  0%, 100% { transform: translateX(0); opacity: 0.7; }
  50% { transform: translateX(4px); opacity: 1; }
}

/* 右栏 */
.split-right {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
}

.mode-cards-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.mode-card-slim {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px 16px;
  cursor: pointer;
  transition: var(--transition);
  backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.mode-card-slim::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), transparent);
  opacity: 0;
  transition: opacity .3s;
}

.mode-card-slim:hover {
  border-color: var(--accent-blue);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(59, 130, 246, 0.25);
}

.mode-card-slim:hover::before { opacity: 1; }

.mode-card-slim-ab {
  border-color: rgba(245, 158, 11, 0.25);
}

.mode-card-slim-ab::before {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), transparent);
}

.mode-card-slim-ab:hover {
  border-color: var(--accent-gold);
  box-shadow: 0 16px 40px rgba(245, 158, 11, 0.25);
}

.mode-card-slim-top {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.mode-card-slim-icon {
  font-size: 1.6rem;
  line-height: 1;
}

.mode-card-slim-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
}

.mode-card-slim-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 10px;
  line-height: 1.45;
  min-height: 36px;
}

.mode-card-slim-features {
  list-style: none;
  margin-bottom: 14px;
  flex: 1;
}

.mode-card-slim-features li {
  font-size: 0.76rem;
  color: var(--text-secondary);
  padding: 3px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.mode-card-slim-features li:last-child {
  border: none;
}

.mode-card-slim-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  color: #fff;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.3);
  transition: var(--transition);
  margin-top: auto;
  text-align: center;
}

.mode-card-slim-btn-ab {
  background: linear-gradient(135deg, var(--accent-gold), #fbbf24);
  color: #000;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
}

.mode-card-slim:hover .mode-card-slim-btn {
  transform: scale(1.03);
}

@media (max-width: 1024px) {
  .welcome-split {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .split-divider {
    display: none;
  }
}

/* ==================== 成绩等级徽章与等级分布样式 ==================== */
.grade-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  border: 1px solid transparent;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.grade-Aplus {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.22), rgba(251, 191, 36, 0.15));
  color: #fbbf24;
  border-color: rgba(245, 158, 11, 0.45);
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.25);
}

.grade-A {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.2), rgba(52, 211, 153, 0.12));
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.4);
}

.grade-Bplus {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(96, 165, 250, 0.12));
  color: #60a5fa;
  border-color: rgba(59, 130, 246, 0.4);
}

.grade-B {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(129, 140, 248, 0.12));
  color: #818cf8;
  border-color: rgba(99, 102, 241, 0.4);
}

.grade-Cplus {
  background: linear-gradient(135deg, rgba(236, 72, 153, 0.2), rgba(244, 114, 182, 0.12));
  color: #f472b6;
  border-color: rgba(236, 72, 153, 0.4);
}

.grade-C {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(167, 139, 250, 0.12));
  color: #a78bfa;
  border-color: rgba(139, 92, 246, 0.4);
}

.grade-D {
  background: linear-gradient(135deg, rgba(100, 116, 139, 0.25), rgba(148, 163, 184, 0.15));
  color: #94a3b8;
  border-color: rgba(100, 116, 139, 0.4);
}

.grade-E {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.2), rgba(248, 113, 113, 0.12));
  color: #f87171;
  border-color: rgba(239, 68, 68, 0.4);
}

.grade-none {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  border-color: rgba(255, 255, 255, 0.1);
}

/* 等级分布条与胶囊 */
.grade-dist {
  display: flex;
  height: 20px;
  border-radius: 6px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.06);
  margin: 6px 0;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.grade-dist-seg {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 700;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6);
  transition: width 0.3s ease;
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
}

/* ==================== 全宽统一上传卡片样式 ==================== */
.entry-card-unified {
  background: var(--bg-card);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius);
  padding: 24px;
  backdrop-filter: blur(16px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
  margin-bottom: 24px;
}

.entry-card-unified .upload-zone {
  padding: 46px 20px;
  background: rgba(15, 23, 42, 0.45);
  border-radius: var(--radius-sm);
  transition: all 0.25s ease;
}

.entry-card-unified .upload-zone:hover,
.entry-card-unified .upload-zone.drag-over {
  background: rgba(59, 130, 246, 0.1);
  border-color: var(--accent-cyan);
  transform: translateY(-2px);
}

.entry-unified-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.entry-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

/* ==================== 字号调节与浅色高对比度主题 ==================== */
.font-size-ctrl {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 2px 4px;
  gap: 2px;
}

.font-ctrl-btn {
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition);
}

.font-ctrl-btn:hover {
  background: var(--accent-blue);
  color: #ffffff;
}

.font-size-text {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  padding: 2px 6px;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.font-size-text:hover {
  color: var(--text-primary);
}

/* 浅色主题全面高清晰度覆盖 */
[data-theme="light"] {
  --bg-dark: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-hover: #f8fafc;
  --border: #cbd5e1;
  --border-bright: #94a3b8;
  --accent-blue: #2563eb;
  --accent-cyan: #0284c7;
  --accent-purple: #7c3aed;
  --accent-green: #059669;
  --accent-gold: #d97706;
  --text-primary: #0f172a;       /* 极深黑蓝字，最高对比度 */
  --text-secondary: #334155;     /* 深灰次级字，绝不发灰发虚 */
  --text-muted: #64748b;         /* 说明提示字 */
  --bg-input: #ffffff;
  --table-th-bg: #e2e8f0;
  --table-tr-hover: #f1f5f9;
  --header-bg: rgba(255, 255, 255, 0.95);
  --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.07);
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.12);
}

[data-theme="light"] body {
  background-color: #f1f5f9;
  color: #0f172a;
}

[data-theme="light"] .font-size-ctrl {
  background: #e2e8f0;
  border-color: #cbd5e1;
}

[data-theme="light"] .font-ctrl-btn {
  color: #0f172a;
}

[data-theme="light"] .data-table thead th,
[data-theme="light"] .data-table th {
  background: #e2e8f0 !important;
  color: #0f172a !important;
  border-bottom: 2px solid #cbd5e1 !important;
  font-weight: 700;
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .sortable-th:hover {
  background: #cbd5e1 !important;
  color: #0f172a !important;
}

[data-theme="light"] .sortable-th.active-sort {
  background: #dbeafe !important;
  color: #0369a1 !important;
  border-bottom: 2px solid #0284c7 !important;
}

[data-theme="light"] .sortable-th.active-sort .sort-arrow {
  color: #0284c7 !important;
}

[data-theme="light"] .weight-num-input-wrap {
  background: #f1f5f9 !important;
  border-color: #cbd5e1 !important;
}

[data-theme="light"] .weight-num-input {
  color: #0369a1 !important;
}

[data-theme="light"] .font-size-text {
  color: #334155;
}

[data-theme="light"] .page-title {
  background: linear-gradient(135deg, #0f172a 30%, #2563eb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

[data-theme="light"] .welcome-title {
  background: linear-gradient(135deg, #0f172a 20%, #2563eb 60%, #7c3aed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

[data-theme="light"] .welcome-subtitle,
[data-theme="light"] .page-desc {
  color: #334155;
}

[data-theme="light"] .card,
[data-theme="light"] .mode-card,
[data-theme="light"] .stat-card,
[data-theme="light"] .class-card {
  background: #ffffff;
  border-color: #cbd5e1;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.06);
}

[data-theme="light"] .data-table {
  background: #ffffff;
}

[data-theme="light"] .data-table thead th,
[data-theme="light"] .data-table th {
  background: #e2e8f0 !important;
  color: #0f172a !important;
  border-bottom: 2px solid #cbd5e1 !important;
  font-weight: 700;
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .privacy-security-banner {
  background: linear-gradient(135deg, #f0fdf4, #ecfeff) !important;
  border-color: #86efac !important;
}

[data-theme="light"] .privacy-security-title {
  color: #059669 !important;
}

[data-theme="light"] .privacy-security-badge {
  background: #dcfce7 !important;
  color: #15803d !important;
  border-color: #bbf7d0 !important;
}

[data-theme="light"] .privacy-security-desc {
  color: #475569 !important;
}

[data-theme="light"] .privacy-security-desc strong {
  color: #0f172a !important;
}

[data-theme="light"] .data-table td {
  border-bottom: 1px solid #e2e8f0;
  color: #0f172a;
}

[data-theme="light"] .data-table tr:hover td {
  background: #f1f5f9;
}

[data-theme="light"] .data-table input {
  color: #0f172a;
}

[data-theme="light"] .form-input,
[data-theme="light"] .form-select,
[data-theme="light"] .data-table select {
  background: #ffffff;
  border-color: #cbd5e1;
  color: #0f172a;
}

[data-theme="light"] .form-select option,
[data-theme="light"] .data-table select option,
[data-theme="light"] select.form-input option {
  background: #ffffff;
  color: #0f172a;
}

[data-theme="light"] .modal-overlay {
  background: rgba(15, 23, 42, 0.45);
}

[data-theme="light"] .modal-box {
  background: #ffffff;
  border-color: #cbd5e1;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.15);
}

[data-theme="light"] .modal-title {
  color: #0f172a;
}

[data-theme="light"] .modal-titlebar {
  border-bottom: 1px solid #e2e8f0;
}

[data-theme="light"] .modal-action-btn {
  background: #f1f5f9;
  border-color: #cbd5e1;
  color: #334155;
}

[data-theme="light"] .btn-ghost {
  background: #f1f5f9;
  border-color: #cbd5e1;
  color: #1e293b;
}

[data-theme="light"] .btn-ghost:hover {
  background: #e2e8f0;
  color: #0f172a;
}

[data-theme="light"] .step-btn {
  color: #475569;
}

[data-theme="light"] .step-btn:hover {
  background: #e2e8f0;
  color: #0f172a;
}

[data-theme="light"] .step-nav {
  background: #e2e8f0;
  border-color: #cbd5e1;
}

[data-theme="light"] .step-num {
  background: rgba(0, 0, 0, 0.1);
  color: #334155;
}

[data-theme="light"] .mode-card-slim {
  background: #ffffff;
  border-color: #cbd5e1;
  color: #334155;
}

[data-theme="light"] .mode-card-slim-title {
  color: #0f172a;
}

[data-theme="light"] .mode-card-slim-desc,
[data-theme="light"] .mode-card-slim-features li {
  color: #334155;
}

[data-theme="light"] .class-name {
  color: #0f172a;
}

[data-theme="light"] .class-card-header {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(124, 58, 237, 0.08));
  border-bottom-color: #cbd5e1;
}

[data-theme="light"] .entry-card-unified .upload-zone {
  background: #f8fafc;
  border-color: #cbd5e1;
}

[data-theme="light"] .entry-unified-footer {
  border-top-color: #e2e8f0;
}

[data-theme="light"] .table-collapse-fade {
  background: linear-gradient(to bottom, transparent, #ffffff);
}

/* ==================== 运行前数据健康体检器 (Pre-flight Auditor) 样式 ==================== */
.audit-card {
  background: var(--bg-card);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius);
  padding: 18px 22px;
  margin-bottom: 20px;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.audit-card:hover {
  border-color: var(--accent-cyan);
}

.audit-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 14px;
}

.audit-header-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
}

.audit-score-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.audit-score-100 {
  background: rgba(16, 185, 129, 0.18);
  border: 1px solid rgba(16, 185, 129, 0.45);
  color: #34d399;
}

.audit-score-warn {
  background: rgba(245, 158, 11, 0.18);
  border: 1px solid rgba(245, 158, 11, 0.45);
  color: #fbbf24;
}

.audit-score-error {
  background: rgba(239, 68, 68, 0.18);
  border: 1px solid rgba(239, 68, 68, 0.45);
  color: #f87171;
}

.audit-items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

.audit-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: rgba(15, 23, 42, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.84rem;
  transition: var(--transition);
}

.audit-item.status-pass {
  border-left: 3px solid #10b981;
}

.audit-item.status-warn {
  border-left: 3px solid #f59e0b;
  background: rgba(245, 158, 11, 0.08);
}

.audit-item.status-error {
  border-left: 3px solid #ef4444;
  background: rgba(239, 68, 68, 0.08);
}

.audit-item-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
  line-height: 1.2;
}

.audit-item-content {
  flex: 1;
  min-width: 0;
}

.audit-item-title {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.audit-item-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.audit-actions-bar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* ==================== 运行后双重自检核验单 (Dual-Pass Verification) 样式 ==================== */
.verification-card {
  background: linear-gradient(135deg, rgba(15, 30, 60, 0.95), rgba(10, 20, 45, 0.98));
  border: 1.5px solid rgba(59, 130, 246, 0.35);
  border-radius: var(--radius);
  padding: 22px 26px;
  margin-bottom: 24px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5), 0 0 30px rgba(59, 130, 246, 0.15);
  position: relative;
  overflow: hidden;
}

.verification-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #10b981, #06b6d4, #8b5cf6, #f59e0b);
}

/* ==================== 16:9 一屏免下滑紧凑排版优化 ==================== */
main {
  padding: 16px 20px !important;
  max-width: 1440px;
}

.audit-card-compact {
  backdrop-filter: blur(12px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.audit-badge-pill {
  transition: all 0.2s ease;
}

.audit-badge-pill.status-pass {
  border-left: 2px solid #10b981;
}

.audit-badge-pill.status-warn {
  border-left: 2px solid #f59e0b;
}

.audit-badge-pill.status-error {
  border-left: 2px solid #ef4444;
}

.upload-zone-compact:hover {
  background: rgba(6, 182, 212, 0.08) !important;
  border-color: var(--accent-cyan) !important;
}

.grade-badge {
  display: inline-block;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 0.72rem;
  line-height: 1.2;
}

.grade-badge-aplus { background: rgba(245,158,11,0.2); color: #f59e0b; border: 1px solid rgba(245,158,11,0.4); }
.grade-badge-a { background: rgba(16,185,129,0.2); color: #10b981; border: 1px solid rgba(16,185,129,0.4); }
.grade-badge-bplus { background: rgba(59,130,246,0.2); color: #3b82f6; border: 1px solid rgba(59,130,246,0.4); }
.grade-badge-b { background: rgba(99,102,241,0.2); color: #818cf8; border: 1px solid rgba(99,102,241,0.4); }
.grade-badge-cplus { background: rgba(236,72,153,0.2); color: #ec4899; border: 1px solid rgba(236,72,153,0.4); }
.grade-badge-c { background: rgba(139,92,246,0.2); color: #a78bfa; border: 1px solid rgba(139,92,246,0.4); }
.grade-badge-d { background: rgba(148,163,184,0.2); color: #94a3b8; border: 1px solid rgba(148,163,184,0.4); }
.grade-badge-e { background: rgba(239,68,68,0.2); color: #ef4444; border: 1px solid rgba(239,68,68,0.4); }

.verification-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.verification-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.verification-title-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.2), rgba(6, 182, 212, 0.25));
  border: 1px solid rgba(16, 185, 129, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #34d399;
  flex-shrink: 0;
  box-shadow: 0 0 16px rgba(16, 185, 129, 0.2);
}

.verification-main-title {
  font-size: 1.18rem;
  font-weight: 700;
  color: #f8fafc;
  letter-spacing: 0.02em;
}

/* ==================== 数据安全脱敏保护与紧凑自检横幅 ==================== */
.desensitize-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.08), rgba(59, 130, 246, 0.05));
  border: 1px solid rgba(6, 182, 212, 0.25);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.desensitize-info-left {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.desensitize-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
}

.desensitize-info-right {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.74rem;
  color: var(--text-muted);
}

.verify-mini-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(59, 130, 246, 0.12);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.25);
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: 500;
}

/* 调班与结果搜索联想项样式 */
.search-suggest-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  cursor: pointer;
  transition: all 0.15s ease;
  font-size: 0.8rem;
}

.search-suggest-item:last-child {
  border-bottom: none;
}

.search-suggest-item:hover, .search-suggest-item.active {
  background: rgba(6, 182, 212, 0.15);
  color: var(--text-primary);
}

.search-suggest-name {
  font-weight: 600;
  color: var(--accent-cyan);
}

.search-suggest-sub {
  font-size: 0.74rem;
  color: var(--text-muted);
}

/* 搜索结果行高亮动画 */
@keyframes highlightRowPulse {
  0% { background: rgba(6, 182, 212, 0.4); transform: scale(1.01); }
  50% { background: rgba(6, 182, 212, 0.25); }
  100% { background: transparent; transform: scale(1); }
}

.highlight-student-row {
  animation: highlightRowPulse 2.5s ease-out;
  background: rgba(6, 182, 212, 0.15) !important;
}

/* 浅色主题对应覆盖 */
[data-theme="light"] .desensitize-banner {
  background: #f0fdf4;
  border-color: #86efac;
}

[data-theme="light"] .search-suggest-item:hover {
  background: #e0f2fe;
}

.verification-sub-title {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.verification-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 18px;
}

@media(max-width: 900px) {
  .verification-columns {
    grid-template-columns: 1fr;
  }
}

.verification-pass-panel {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.verification-pass-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.verify-item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 10px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.82rem;
  gap: 10px;
  transition: background 0.2s;
}

.verify-item-row:hover {
  background: rgba(255, 255, 255, 0.06);
}

.verify-item-left {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.verify-check-icon {
  font-size: 0.95rem;
  font-weight: 700;
}

.verify-check-icon.ok { color: #10b981; }
.verify-check-icon.warn { color: #f59e0b; }
.verify-check-icon.error { color: #ef4444; }

.verify-item-name {
  color: var(--text-primary);
  font-weight: 500;
  white-space: nowrap;
}

.verify-item-val {
  font-size: 0.78rem;
  color: var(--text-secondary);
  text-align: right;
  white-space: nowrap;
}

.verify-badge-ok {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-size: 0.72rem;
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: 600;
}

.verify-badge-warn {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
  font-size: 0.72rem;
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: 600;
}

/* ==================== 官方自检合格金章与防伪指纹 ==================== */
.verified-seal-box {
  display: flex;
  align-items: center;
  gap: 16px;
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.12), rgba(251, 191, 36, 0.06));
  border: 1px solid rgba(245, 158, 11, 0.35);
  border-radius: var(--radius-sm);
  padding: 12px 18px;
  flex-wrap: wrap;
}

.verified-gold-seal {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #ffffff;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.4);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
  letter-spacing: 0.03em;
  flex-shrink: 0;
  animation: seal-glow 2.5s ease-in-out infinite alternate;
}

@keyframes seal-glow {
  0% { box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3); transform: scale(1); }
  100% { box-shadow: 0 4px 22px rgba(245, 158, 11, 0.65); transform: scale(1.02); }
}

.checksum-fingerprint {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: monospace, var(--font-main);
  font-size: 0.8rem;
  color: #fcd34d;
  background: rgba(0, 0, 0, 0.25);
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px dashed rgba(245, 158, 11, 0.4);
  cursor: pointer;
  user-select: text;
}

.checksum-fingerprint:hover {
  background: rgba(0, 0, 0, 0.4);
  border-color: rgba(245, 158, 11, 0.8);
}

/* 浅色主题对应覆盖 */
[data-theme="light"] .audit-card {
  background: #ffffff;
  border-color: #cbd5e1;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
}

[data-theme="light"] .audit-item {
  background: #f8fafc;
  border-color: #e2e8f0;
}

[data-theme="light"] .verification-card {
  background: #ffffff;
  border-color: #93c5fd;
  box-shadow: 0 8px 30px rgba(37, 99, 235, 0.08);
}

[data-theme="light"] .verification-pass-panel {
  background: #f8fafc;
  border-color: #e2e8f0;
}

[data-theme="light"] .verification-main-title {
  color: #0f172a;
}

[data-theme="light"] .verify-item-row {
  background: #ffffff;
  border: 1px solid #e2e8f0;
}

[data-theme="light"] .verified-seal-box {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.08), rgba(251, 191, 36, 0.04));
  border-color: #fbbf24;
}

[data-theme="light"] .checksum-fingerprint {
  background: #ffffff;
  color: #b45309;
  border-color: #f59e0b;
}

/* ==================== 分班全流程实时进度浮层与防卡死守护样式 ==================== */
.progress-modal-box {
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(59, 130, 246, 0.4);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(59, 130, 246, 0.2);
  border-radius: 16px;
  position: relative;
  overflow: hidden;
}

.pulse-dot {
  width: 10px;
  height: 10px;
  background-color: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulse-ring 1.5s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
  display: inline-block;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.progress-timer-badge {
  font-family: monospace;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.3);
  padding: 4px 10px;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.progress-bar-glow {
  box-shadow: 0 0 12px rgba(6, 182, 212, 0.6);
  background-size: 200% 100%;
  animation: bar-glow-anim 2s linear infinite;
}

@keyframes bar-glow-anim {
  0% { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}

.progress-steps-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.progress-step-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 10px;
  transition: all 0.25s ease;
}

.progress-step-item.active {
  background: rgba(59, 130, 246, 0.12);
  border-color: rgba(59, 130, 246, 0.4);
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.15);
}

.progress-step-item.done {
  background: rgba(16, 185, 129, 0.08);
  border-color: rgba(16, 185, 129, 0.3);
}

.pstep-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}

.progress-step-item.active .pstep-icon {
  background: var(--accent-blue);
  color: #ffffff;
  box-shadow: 0 0 10px rgba(59, 130, 246, 0.6);
}

.progress-step-item.done .pstep-icon {
  background: #10b981;
  color: #ffffff;
  font-size: 0.8rem;
}

.pstep-info {
  flex: 1;
}

.pstep-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.pstep-detail {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 1px;
}

.pstep-status {
  font-size: 0.75rem;
  padding: 3px 8px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  white-space: nowrap;
}

.progress-step-item.active .pstep-status {
  background: rgba(59, 130, 246, 0.2);
  color: var(--accent-cyan);
  font-weight: 600;
  animation: pulse-text 1.2s infinite alternate;
}

.progress-step-item.done .pstep-status {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
  font-weight: 600;
}

@keyframes pulse-text {
  0% { opacity: 0.7; }
  100% { opacity: 1; }
}

.progress-safeguard-box {
  animation: fade-in-up 0.3s ease-out;
}

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 浅色主题对应 */
[data-theme="light"] .progress-modal-box {
  background: rgba(255, 255, 255, 0.98);
  border-color: #93c5fd;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.15), 0 0 30px rgba(59, 130, 246, 0.1);
}

[data-theme="light"] .progress-bar-container {
  background: #e2e8f0 !important;
}

[data-theme="light"] .progress-step-item {
  background: #f8fafc;
  border-color: #e2e8f0;
}

[data-theme="light"] .progress-step-item.active {
  background: #eff6ff;
  border-color: #93c5fd;
}

[data-theme="light"] .verify-item-row {
  background: #ffffff;
  border: 1px solid #e2e8f0;
}

[data-theme="light"] .verified-seal-box {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.08), rgba(251, 191, 36, 0.04));
  border-color: #fbbf24;
}

[data-theme="light"] .checksum-fingerprint {
  background: #ffffff;
  color: #b45309;
  border-color: #f59e0b;
}

/* ==================== 分班全流程实时进度浮层与防卡死守护样式 ==================== */
.progress-modal-box {
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(59, 130, 246, 0.4);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(59, 130, 246, 0.2);
  border-radius: 16px;
  position: relative;
  overflow: hidden;
}

.pulse-dot {
  width: 10px;
  height: 10px;
  background-color: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulse-ring 1.5s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
  display: inline-block;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.progress-timer-badge {
  font-family: monospace;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.3);
  padding: 4px 10px;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.progress-bar-glow {
  box-shadow: 0 0 12px rgba(6, 182, 212, 0.6);
  background-size: 200% 100%;
  animation: bar-glow-anim 2s linear infinite;
}

@keyframes bar-glow-anim {
  0% { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}

.progress-steps-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.progress-step-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 10px;
  transition: all 0.25s ease;
}

.progress-step-item.active {
  background: rgba(59, 130, 246, 0.12);
  border-color: rgba(59, 130, 246, 0.4);
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.15);
}

.progress-step-item.done {
  background: rgba(16, 185, 129, 0.08);
  border-color: rgba(16, 185, 129, 0.3);
}

.pstep-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}

.progress-step-item.active .pstep-icon {
  background: var(--accent-blue);
  color: #ffffff;
  box-shadow: 0 0 10px rgba(59, 130, 246, 0.6);
}

.progress-step-item.done .pstep-icon {
  background: #10b981;
  color: #ffffff;
  font-size: 0.8rem;
}

.pstep-info {
  flex: 1;
}

.pstep-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.pstep-detail {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 1px;
}

.pstep-status {
  font-size: 0.75rem;
  padding: 3px 8px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  white-space: nowrap;
}

.progress-step-item.active .pstep-status {
  background: rgba(59, 130, 246, 0.2);
  color: var(--accent-cyan);
  font-weight: 600;
  animation: pulse-text 1.2s infinite alternate;
}

.progress-step-item.done .pstep-status {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
  font-weight: 600;
}

@keyframes pulse-text {
  0% { opacity: 0.7; }
  100% { opacity: 1; }
}

.progress-safeguard-box {
  animation: fade-in-up 0.3s ease-out;
}

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 浅色主题对应 */
[data-theme="light"] .progress-modal-box {
  background: rgba(255, 255, 255, 0.98);
  border-color: #93c5fd;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.15), 0 0 30px rgba(59, 130, 246, 0.1);
}

[data-theme="light"] .progress-bar-container {
  background: #e2e8f0 !important;
}

[data-theme="light"] .progress-step-item {
  background: #f8fafc;
  border-color: #e2e8f0;
}

[data-theme="light"] .progress-step-item.active {
  background: #eff6ff;
  border-color: #93c5fd;
}

[data-theme="light"] .progress-step-item.done {
  background: #f0fdf4;
  border-color: #86efac;
}

[data-theme="light"] .progress-safeguard-box {
  background: #fffbeb !important;
  border-color: #fde68a !important;
}

/* 官网演示版 - 班级预览限制提示行样式 */
.demo-locked-row td {
  background: rgba(59, 130, 246, 0.05) !important;
  border-top: 1.5px dashed rgba(59, 130, 246, 0.35) !important;
  padding: 12px 14px !important;
  text-align: center !important;
  color: var(--text-secondary) !important;
  font-size: 0.78rem !important;
  line-height: 1.5 !important;
}

.demo-locked-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(59, 130, 246, 0.3);
  padding: 2px 8px;
  border-radius: 20px;
  font-weight: 700;
  font-size: 0.75rem;
  margin-right: 6px;
}

[data-theme="light"] .demo-locked-row td {
  background: #f0f9ff !important;
  border-top: 1.5px dashed #7dd3fc !important;
  color: #334155 !important;
}

[data-theme="light"] .demo-locked-badge {
  background: #e0f2fe;
  color: #0284c7;
  border-color: #bae6fd;
}