/* ================================================================
   速修达 - 电脑维修服务平台  样式表
   蓝白色调 · 简洁现代
   ================================================================ */

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

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #dbeafe;
    --primary-lighter: #eff6ff;
    --bg: #f8fafc;
    --card-bg: #ffffff;
    --text: #1e293b;
    --text-light: #64748b;
    --text-muted: #94a3b8;
    --border: #e2e8f0;
    --success: #16a34a;
    --success-light: #dcfce7;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --danger: #dc2626;
    --danger-light: #fee2e2;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -2px rgba(0,0,0,.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,.1), 0 4px 6px -4px rgba(0,0,0,.05);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }

/* ---------- Navbar ---------- */
.navbar {
    background: #fff;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}
.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}
.nav-links { display: flex; gap: 6px; align-items: center; }
.nav-links a {
    color: var(--text-light);
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    transition: all .2s;
}
.nav-links a:hover { background: var(--primary-lighter); color: var(--primary); }
.nav-links a.nav-tech { background: var(--warning-light); color: var(--warning); }
.nav-links a.nav-admin { background: var(--primary-light); color: var(--primary-dark); }

/* ---------- Container ---------- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px 20px 60px;
}

/* ---------- Hero ---------- */
.hero {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 50%, #1e40af 100%);
    color: #fff;
    border-radius: var(--radius);
    padding: 48px 40px;
    text-align: center;
    margin-bottom: 32px;
}
.hero h1 { font-size: 36px; margin-bottom: 8px; }
.hero p { font-size: 16px; opacity: .9; margin-bottom: 24px; }
.hero-btns { display: flex; gap: 12px; justify-content: center; }

/* ---------- Section ---------- */
.section { margin-bottom: 32px; }
.section-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text);
}

/* ---------- Category Grid ---------- */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
}
.category-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px 16px;
    text-align: center;
    transition: all .2s;
    display: block;
}
.category-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
    transform: translateY(-2px);
}
.category-icon { font-size: 36px; margin-bottom: 8px; }
.category-name { font-weight: 600; color: var(--text); }

/* ---------- Service Grid ---------- */
.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 16px;
}
.service-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all .2s;
}
.service-card:hover { box-shadow: var(--shadow-md); }
.service-card-body { padding: 20px; }
.service-card-body h3 { font-size: 17px; margin-bottom: 8px; }
.service-desc { font-size: 14px; color: var(--text-light); margin-bottom: 10px; line-height: 1.5; }
.service-card-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg);
}

/* ---------- Service List (row style) ---------- */
.service-list { display: flex; flex-direction: column; gap: 12px; }
.service-row {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    transition: all .2s;
}
.service-row:hover { box-shadow: var(--shadow-md); border-color: var(--primary-light); }
.service-row-info { flex: 1; }
.service-row-header { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; }
.service-row-header h3 { font-size: 16px; }
.service-row-action { text-align: right; display: flex; flex-direction: column; gap: 8px; align-items: flex-end; }

/* ---------- Badge ---------- */
.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    background: var(--primary-light);
    color: var(--primary-dark);
}
.badge-hot { background: var(--danger-light); color: var(--danger); }
.badge-cat { background: var(--bg); color: var(--text-light); border: 1px solid var(--border); }
.badge-green { background: var(--success-light); color: var(--success); }
.badge-red { background: var(--danger-light); color: var(--danger); }

/* ---------- Price ---------- */
.price { color: var(--danger); font-weight: 700; font-size: 18px; }
.price-lg { font-size: 22px; }

/* ---------- Tech Grid ---------- */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}
.tech-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    gap: 16px;
    align-items: center;
    transition: all .2s;
}
.tech-card:hover { box-shadow: var(--shadow-md); }
.tech-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    font-size: 24px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.tech-info h3 { font-size: 16px; margin-bottom: 4px; }
.tech-stats { font-size: 13px; color: var(--text-light); display: flex; gap: 12px; margin-bottom: 4px; }
.tech-area { font-size: 13px; color: var(--text-muted); }

/* ---------- Steps ---------- */
.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}
.step {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
}
.step-num {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--primary-light);
    color: var(--primary-dark);
    font-weight: 700;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
}
.step h4 { font-size: 15px; margin-bottom: 4px; }
.step p { font-size: 13px; color: var(--text-light); }

/* ---------- Filter Bar ---------- */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}
.filter-tag {
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    color: var(--text-light);
    transition: all .2s;
}
.filter-tag:hover { border-color: var(--primary); color: var(--primary); }
.filter-tag.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ---------- Form ---------- */
.form-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
}
.form-group { margin-bottom: 18px; }
.form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text);
}
.required { color: var(--danger); }
.form-input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    background: #fff;
    transition: border-color .2s;
    font-family: inherit;
}
.form-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-lighter); }
.form-textarea { resize: vertical; min-height: 80px; }
.form-input-sm { width: auto; min-width: 80px; }
.form-input-icon { width: 80px; text-align: center; }

.form-inline {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: flex-end;
}
.form-inline .form-input { flex: 1; min-width: 120px; }
.form-inline .btn { white-space: nowrap; }

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.form-group-full { grid-column: 1 / -1; }

/* ---------- Order Layout ---------- */
.order-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 24px;
}
.order-summary {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    height: fit-content;
}
.order-summary h3 { font-size: 16px; margin-bottom: 16px; }
.summary-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}
.summary-desc { font-size: 13px; color: var(--text-light); margin-top: 12px; padding: 10px; background: var(--bg); border-radius: var(--radius-sm); }
.summary-tip { margin-top: 16px; font-size: 13px; color: var(--text-muted); }
.summary-tip p { margin-bottom: 6px; }

/* ---------- Auth Card ---------- */
.auth-card {
    max-width: 420px;
    margin: 40px auto;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px;
    box-shadow: var(--shadow-md);
}
.auth-title { text-align: center; margin-bottom: 24px; }
.auth-form .form-group { margin-bottom: 18px; }
.auth-tip {
    margin-top: 20px;
    padding: 14px;
    background: var(--primary-lighter);
    border-radius: var(--radius-sm);
    font-size: 13px;
    color: var(--text-light);
}
.auth-tip p { margin-bottom: 4px; }

/* ---------- Alert ---------- */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    font-size: 14px;
}
.alert-error { background: var(--danger-light); color: var(--danger); }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 9px 20px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all .2s;
    text-decoration: none;
    font-family: inherit;
    gap: 6px;
}
.btn:hover { opacity: .9; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; }
.btn-outline { background: #fff; border: 1px solid var(--border); color: var(--text); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-warning { background: var(--warning); color: #fff; }
.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn-xs { padding: 4px 10px; font-size: 12px; }
.btn-lg { padding: 12px 28px; font-size: 16px; }
.btn-block { width: 100%; }

/* ---------- Track ---------- */
.track-search { margin-bottom: 24px; }
.track-form { display: flex; gap: 12px; max-width: 500px; }
.track-form .form-input { flex: 1; }
.track-results { display: flex; flex-direction: column; gap: 16px; }

.track-order-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-left: 4px solid var(--text-muted);
    border-radius: var(--radius);
    padding: 20px;
}
.track-order-card.status-0 { border-left-color: var(--warning); }
.track-order-card.status-1 { border-left-color: var(--primary); }
.track-order-card.status-2 { border-left-color: #8b5cf6; }
.track-order-card.status-3 { border-left-color: var(--success); }
.track-order-card.status-4 { border-left-color: var(--danger); }

.track-order-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}
.track-order-id { font-weight: 700; font-size: 16px; }
.track-order-body { display: flex; gap: 24px; }
.track-order-info { flex: 1; }
.track-order-info p { font-size: 14px; margin-bottom: 4px; }

.status-badge {
    padding: 3px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    display: inline-block;
}
.status-badge.status-0 { background: var(--warning-light); color: var(--warning); }
.status-badge.status-1 { background: var(--primary-light); color: var(--primary-dark); }
.status-badge.status-2 { background: #ede9fe; color: #7c3aed; }
.status-badge.status-3 { background: var(--success-light); color: var(--success); }
.status-badge.status-4 { background: var(--danger-light); color: var(--danger); }

/* ---------- Progress Steps ---------- */
.progress-steps { display: flex; gap: 0; align-items: center; }
.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--text-muted);
    flex: 1;
    position: relative;
}
.progress-step::before {
    content: '';
    position: absolute;
    top: 14px;
    left: -50%;
    width: 100%;
    height: 2px;
    background: var(--border);
}
.progress-step:first-child::before { display: none; }
.progress-step.done::before { background: var(--success); }
.progress-step.done { color: var(--success); }
.progress-dot {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--border);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    z-index: 1;
}
.progress-step.done .progress-dot { background: var(--success); }
.progress-step.active .progress-dot { background: var(--primary); box-shadow: 0 0 0 4px var(--primary-lighter); }

.status-cancelled-text { color: var(--danger); font-weight: 600; }

/* ---------- Review Box ---------- */
.order-review-box {
    margin-top: 16px;
    padding: 16px;
    background: var(--primary-lighter);
    border-radius: var(--radius-sm);
}
.order-review-box h4 { margin-bottom: 8px; }
.star-rating { margin-bottom: 8px; }
.star {
    font-size: 24px;
    color: var(--border);
    cursor: pointer;
    transition: color .2s;
}
.star.active { color: var(--warning); }
.star:hover { color: var(--warning); }
.review-text { margin-bottom: 8px; }
.order-review-done {
    margin-top: 12px;
    padding: 12px;
    background: var(--success-light);
    border-radius: var(--radius-sm);
    font-size: 14px;
}

/* ---------- Dashboard ---------- */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
    gap: 16px;
    flex-wrap: wrap;
}
.dashboard-actions { display: flex; gap: 8px; }

.tech-dashboard-stats { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }
.stat-pill {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 13px;
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text-light);
}
.stat-pill-success { background: var(--success-light); color: var(--success); border-color: transparent; }

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow);
}
.stat-icon { font-size: 36px; }
.stat-value { font-size: 28px; font-weight: 700; }
.stat-label { font-size: 14px; color: var(--text-light); }
.stat-card.stat-blue { border-top: 3px solid var(--primary); }
.stat-card.stat-green { border-top: 3px solid var(--success); }
.stat-card.stat-orange { border-top: 3px solid var(--warning); }
.stat-card.stat-red { border-top: 3px solid var(--danger); }

.stat-card-mini {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    color: var(--text-light);
}
.stat-card-mini strong { font-size: 20px; color: var(--text); }

/* ---------- Admin Nav ---------- */
.admin-nav {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
    margin-bottom: 24px;
}
.admin-nav-item {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    transition: all .2s;
}
.admin-nav-item:hover {
    border-color: var(--primary);
    color: var(--primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

/* ---------- Panel ---------- */
.panel {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 20px;
    overflow: hidden;
}
.panel-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg);
}
.panel-header h3 { font-size: 16px; }
.panel-body { padding: 20px; }

/* ---------- Data Table ---------- */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
.data-table th {
    text-align: left;
    padding: 10px 12px;
    border-bottom: 2px solid var(--border);
    color: var(--text-light);
    font-weight: 600;
    font-size: 13px;
    white-space: nowrap;
}
.data-table td {
    padding: 12px;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}
.data-table tr:hover { background: var(--bg); }
.data-table tr:last-child td { border-bottom: none; }
.text-muted { color: var(--text-muted); }
.action-cell { white-space: nowrap; display: flex; gap: 4px; }

/* ---------- Order Cards (tech dashboard) ---------- */
.order-cards { display: flex; flex-direction: column; gap: 12px; }
.order-card-mini {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px;
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: flex-start;
}
.order-card-info { flex: 1; }
.order-card-title { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.order-id { font-weight: 700; }
.order-card-detail { display: flex; gap: 16px; flex-wrap: wrap; font-size: 13px; color: var(--text-light); margin-bottom: 4px; }
.order-card-desc { font-size: 13px; color: var(--text-light); margin-bottom: 4px; }
.order-card-time { font-size: 12px; color: var(--text-muted); }
.order-card-actions { display: flex; flex-direction: column; gap: 6px; }

/* ---------- Admin Search Bar ---------- */
.admin-search-bar {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
}
.admin-search-bar .form-input { flex: 1; max-width: 400px; }

/* ---------- Modal ---------- */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.4);
    z-index: 200;
    align-items: center;
    justify-content: center;
}
.modal-content {
    background: #fff;
    border-radius: var(--radius);
    width: 90%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}
.modal-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.modal-header h3 { font-size: 16px; }
.modal-close {
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    color: var(--text-light);
}
.modal-body { padding: 20px; }

/* ---------- Toast ---------- */
.toast {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: #fff;
    z-index: 300;
    opacity: 0;
    transition: all .3s;
    pointer-events: none;
    box-shadow: var(--shadow-lg);
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }
.toast.toast-success { background: var(--success); }
.toast.toast-error { background: var(--danger); }

/* ---------- Empty State ---------- */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
    font-size: 15px;
}

/* ---------- Cat icon ---------- */
.cat-icon { font-size: 22px; text-align: center; }

/* ---------- Footer ---------- */
.footer {
    text-align: center;
    padding: 24px 20px;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 13px;
}
.footer-sub { font-size: 12px; margin-top: 4px; }

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
    .nav-links { gap: 2px; }
    .nav-links a { padding: 4px 8px; font-size: 13px; }
    .order-layout { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 26px; }
    .hero { padding: 32px 20px; }
    .data-table { font-size: 12px; }
    .data-table th, .data-table td { padding: 8px 6px; }
    .track-order-body { flex-direction: column; }
}