/* =============================================
   福建专升本志愿筛选助手 - Stylesheet
   ============================================= */

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --danger: #ef4444;
    --success: #10b981;
    --warning: #f59e0b;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-500: #64748b;
    --gray-700: #334155;
    --gray-900: #0f172a;
    --radius: 12px;
    --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
    --shadow-lg: 0 10px 25px rgba(0,0,0,.1), 0 4px 10px rgba(0,0,0,.06);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--gray-50);
    color: var(--gray-900);
    line-height: 1.6;
    font-size: 15px;
}

.container { max-width: 960px; margin: 0 auto; padding: 0 20px; }

/* --- Header --- */
.header {
    background: linear-gradient(135deg, #1e40af 0%, #2563eb 60%, #3b82f6 100%);
    color: #fff;
    padding: 32px 0 24px;
}
.header-inner { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.header h1 { font-size: 26px; font-weight: 700; }
.badge {
    display: inline-block;
    background: rgba(255,255,255,.2);
    border: 1px solid rgba(255,255,255,.35);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}
.subtitle { margin-top: 10px; font-size: 14px; opacity: .85; }

/* --- Input Section --- */
.input-section { padding: 28px 0; }
.input-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 28px;
    box-shadow: var(--shadow-lg);
}
.input-card h2 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--gray-700);
}
.input-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 18px;
}
.input-group { display: flex; flex-direction: column; gap: 6px; }
.input-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    text-transform: uppercase;
    letter-spacing: .3px;
}
.input-group input,
.input-group select {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--gray-300);
    border-radius: 8px;
    font-size: 15px;
    background: var(--gray-50);
    transition: border-color .15s, box-shadow .15s;
    appearance: none;
}
.input-group input:focus,
.input-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,.15);
    background: #fff;
}
.input-group small {
    font-size: 12px;
    color: var(--gray-500);
    margin-top: 2px;
}
.button-row {
    display: flex;
    gap: 12px;
    margin-top: 22px;
}
.btn-primary, .btn-secondary {
    padding: 12px 28px;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all .15s;
}
.btn-primary {
    background: var(--primary);
    color: #fff;
    flex: 1;
}
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(37,99,235,.3); }
.btn-primary:active { transform: translateY(0); }
.btn-secondary {
    background: var(--gray-100);
    color: var(--gray-700);
    border: 1.5px solid var(--gray-300);
}
.btn-secondary:hover { background: var(--gray-200); }

/* --- Control Line Info --- */
.control-info { padding-bottom: 16px; }
.control-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 14px 20px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary);
    font-size: 14px;
}
.control-label { color: var(--gray-500); }
#controlScore { color: var(--primary-dark); font-size: 16px; margin-left: 4px; }
.control-note { margin-left: 10px; color: var(--gray-500); font-size: 13px; }

/* --- Results Section --- */
.results-section { padding: 10px 0 40px; }
.section-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--gray-700);
}

/* --- Tabs --- */
.tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}
.tab {
    padding: 10px 20px;
    border: 1.5px solid var(--gray-300);
    border-radius: 8px;
    background: #fff;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-500);
    transition: all .15s;
    font-family: inherit;
}
.tab:hover { background: var(--gray-50); color: var(--gray-700); }
.tab.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
    font-weight: 600;
}

/* --- Result Card --- */
.result-group { margin-bottom: 24px; }
.result-group-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 12px;
    padding-left: 12px;
    border-left: 4px solid var(--primary);
    color: var(--gray-700);
}
.result-group-title.chong { border-left-color: var(--danger); }
.result-group-title.wen { border-left-color: var(--success); }
.result-group-title.bao { border-left-color: var(--warning); }

.school-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 18px 22px;
    margin-bottom: 12px;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    transition: box-shadow .15s;
}
.school-card:hover { box-shadow: var(--shadow-lg); }

.school-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 10px;
    flex-wrap: wrap;
    gap: 10px;
}
.school-name {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-900);
}
.school-meta {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.tag {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
}
.tag-tier1 { background: #fef2f2; color: #991b1b; }
.tag-tier2 { background: #eff6ff; color: #1e40af; }
.tag-tier3 { background: #f0fdf4; color: #166534; }
.tag-tier4 { background: #fffbeb; color: #92400e; }
.tag-tier5 { background: #f5f5f4; color: #57534e; }
.tag-type-gongban { background: #ecfdf5; color: #065f46; }
.tag-type-duli { background: #fef3c7; color: #92400e; }
.tag-type-minban { background: #f3e8ff; color: #6b21a8; }
.tag-city { background: var(--gray-100); color: var(--gray-700); }

.major-list { display: flex; flex-direction: column; gap: 6px; }
.major-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: var(--gray-50);
    border-radius: 6px;
    font-size: 13px;
}
.major-name { font-weight: 500; color: var(--gray-700); }
.major-scores { display: flex; gap: 14px; align-items: center; }
.major-min { font-weight: 700; }
.major-min.safety-high { color: var(--success); }
.major-min.safety-mid { color: var(--warning); }
.major-min.safety-low { color: var(--danger); }
.major-avg { color: var(--gray-500); }
.major-seats { color: var(--gray-500); font-size: 12px; }

.school-footer {
    display: flex;
    gap: 18px;
    margin-top: 10px;
    font-size: 12px;
    color: var(--gray-500);
    border-top: 1px dashed var(--gray-200);
    padding-top: 8px;
}

/* --- Stats --- */
.stats-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-top: 24px;
}
.stat-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
    box-shadow: var(--shadow);
}
.stat-num { font-size: 32px; font-weight: 800; color: var(--primary); }
.stat-label { font-size: 13px; color: var(--gray-500); margin-top: 4px; }

/* --- No Results --- */
.no-results { padding: 40px 0; }
.no-results-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 32px;
    text-align: center;
    box-shadow: var(--shadow);
}
.no-results-card p { margin: 8px 0; }

/* --- Footer --- */
.footer {
    background: var(--gray-900);
    color: var(--gray-500);
    text-align: center;
    padding: 28px 0;
    font-size: 13px;
}
.footer p { margin: 4px 0; }

/* --- Utility --- */
.hidden { display: none !important; }

/* --- Responsive --- */
@media (max-width: 700px) {
    .input-grid { grid-template-columns: 1fr; }
    .stats-container { grid-template-columns: repeat(2, 1fr); }
    .header h1 { font-size: 20px; }
    .button-row { flex-direction: column; }
    .major-item { flex-direction: column; align-items: flex-start; gap: 4px; }
}
@media (max-width: 500px) {
    .container { padding: 0 12px; }
    .tab { padding: 8px 12px; font-size: 12px; }
    .school-card { padding: 14px 16px; }
}