/* ============================================
   DANA 派单管理系统 v2.0
   设计参考: timetxt.github.io + PayPro
   风格: 暗色主题、渐变光效、卡片化、专业工具感
   ============================================ */

:root {
    --bg: #16181d;
    --bg-sidebar: #1a1d24;
    --bg-card: #1e2129;
    --bg-hover: #252830;
    --bg-input: #14161a;
    --border: #2a2d35;
    --border-light: #333842;
    --text: #8b8f97;
    --text-dim: #5c6068;
    --text-bright: #dcdfe4;
    --accent: #4d94ff;
    --accent-hover: #3a7de6;
    --green: #4caf93;
    --green-bg: rgba(76, 175, 147, 0.1);
    --red: #e0556a;
    --red-bg: rgba(224, 85, 106, 0.1);
    --orange: #d4a259;
    --orange-bg: rgba(212, 162, 89, 0.1);
    --blue: #5b9bd5;
    --blue-bg: rgba(91, 155, 213, 0.1);
    --purple: #b392f0;
    --radius: 4px;
    --radius-sm: 3px;
    --shadow: 0 2px 8px rgba(0,0,0,0.3);
    --sidebar-width: 220px;
    --topbar-height: 48px;
    --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', 'PingFang SC', sans-serif;
    --font-mono: 'Cascadia Code', 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
}

/* ── Reset ──────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; }
body {
    font-family: var(--font);
    font-size: 13px;
    line-height: 1.5;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    overflow: hidden;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }
img { max-width: 100%; }

/* ── Login Page ─────────────────────────────── */
.login-page {
    display: flex; align-items: center; justify-content: center;
    background: var(--bg);
}
.login-container { width: 100%; max-width: 380px; padding: 20px; }
.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 40px 32px;
}
.login-card h1 {
    color: var(--text-bright);
    font-size: 20px;
    text-align: center;
    margin-bottom: 4px;
    font-weight: 600;
}
.login-subtitle {
    color: var(--text-dim);
    text-align: center;
    margin-bottom: 28px;
    font-size: 12px;
}
.login-card .form-group { margin-bottom: 16px; }
.login-card label {
    display: block;
    color: var(--text-bright);
    font-size: 12px;
    margin-bottom: 6px;
    font-weight: 500;
}
.login-card input {
    width: 100%;
    padding: 9px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text-bright);
    border-radius: var(--radius);
    font-size: 14px;
    outline: none;
    transition: border-color .15s;
    font-family: var(--font);
}
.login-card input:focus { border-color: var(--accent); }

/* ── Layout ──────────────────────────────────── */
.layout { display: flex; height: 100vh; }
.sidebar {
    width: var(--sidebar-width);
    min-width: var(--sidebar-width);
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overflow-x: hidden;
}
.sidebar-header {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.sidebar-header .logo {
    width: 24px; height: 24px;
    background: var(--accent);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-weight: 700; font-size: 13px;
    flex-shrink: 0;
}
.sidebar-header span { color: var(--text-bright); font-weight: 600; font-size: 14px; white-space: nowrap; }
.sidebar-nav { flex: 1; padding: 8px 0; overflow-y: auto; }
.sidebar-nav .nav-group { margin-bottom: 4px; }
.sidebar-nav .nav-group-title {
    padding: 8px 16px 4px;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-dim);
    font-weight: 600;
}
.sidebar-nav .nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    color: var(--text);
    font-size: 13px;
    cursor: pointer;
    transition: all .1s;
    border-left: 2px solid transparent;
    text-decoration: none;
    white-space: nowrap;
}
.sidebar-nav .nav-item:hover {
    background: var(--bg-hover);
    color: var(--text-bright);
}
.sidebar-nav .nav-item.active {
    background: rgba(77, 148, 255, 0.1);
    color: var(--accent);
    border-left-color: var(--accent);
}
.sidebar-nav .nav-item .nav-icon {
    width: 18px;
    text-align: center;
    font-size: 14px;
    flex-shrink: 0;
    opacity: 0.7;
}
.sidebar-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border);
    font-size: 12px;
    flex-shrink: 0;
}
.sidebar-footer a { color: var(--text); display: block; padding: 4px 0; }
.sidebar-footer a:hover { color: var(--text-bright); }

.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; min-width: 0; }
.topbar {
    height: var(--topbar-height);
    min-height: var(--topbar-height);
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
}
.topbar-left { display: flex; align-items: center; gap: 12px; }
.topbar-left .page-title { color: var(--text-bright); font-size: 14px; font-weight: 600; }
.topbar-left .breadcrumb { color: var(--text-dim); font-size: 12px; }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.topbar-right .admin-name { color: var(--text-bright); font-size: 12px; }
.topbar-right .btn { font-size: 12px; padding: 4px 12px; }

.content {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 20px;
}

/* ── Buttons ─────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 7px 16px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all .15s cubic-bezier(.4,0,.2,1);
    font-family: var(--font);
    white-space: nowrap;
    line-height: 1.4;
    text-decoration: none;
}
.btn:active { transform: scale(0.96); }
.btn-primary { 
    background: linear-gradient(135deg, var(--accent), #3a7de6);
    color: #fff; border-color: var(--accent);
    box-shadow: 0 2px 8px rgba(77,148,255,0.2);
}
.btn-primary:hover { background: linear-gradient(135deg, #5ba0ff, var(--accent)); box-shadow: 0 4px 16px rgba(77,148,255,0.3); transform: translateY(-1px); }
.btn-success { background: linear-gradient(135deg, var(--green), #3fa080); color: #fff; box-shadow: 0 2px 8px rgba(76,175,147,0.2); }
.btn-success:hover { opacity: 0.9; transform: translateY(-1px); }
.btn-danger { background: linear-gradient(135deg, var(--red), #c94a5a); color: #fff; box-shadow: 0 2px 8px rgba(224,85,106,0.2); }
.btn-danger:hover { opacity: 0.9; transform: translateY(-1px); }
.btn-warning { background: linear-gradient(135deg, var(--orange), #b88a47); color: #fff; }
.btn-outline { background: transparent; border-color: var(--border); color: var(--text); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1px); }
.btn-sm { padding: 4px 10px; font-size: 11px; border-radius: 4px; }
.btn-block { width: 100%; }

/* ── Cards ───────────────────────────────────── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: border-color .3s, box-shadow .3s;
}
.card:hover { border-color: var(--border-light); }
.card-header {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 46px;
    background: linear-gradient(to right, rgba(26,29,36,0.5) 0%, transparent 100%);
}
.card-header h3 { color: var(--text-bright); font-size: 13px; font-weight: 600; letter-spacing: 0.3px; }
.card-body { padding: 18px; }
.card-footer { padding: 12px 18px; border-top: 1px solid var(--border); background: rgba(0,0,0,0.1); }

/* ── Stats Cards ─────────────────────────────── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 14px;
    margin-bottom: 20px;
}
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 18px;
    display: flex;
    align-items: flex-start;
    gap: 14px;
    transition: all .3s;
    position: relative;
    overflow: hidden;
}
.stat-card::after {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at 80% 20%, rgba(77,148,255,0.05) 0%, transparent 70%);
    opacity: 0; transition: opacity .3s;
    pointer-events: none;
}
.stat-card:hover { border-color: var(--border-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.3); }
.stat-card:hover::after { opacity: 1; }
.stat-icon {
    width: 40px; height: 40px;
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
    background: linear-gradient(135deg, rgba(77,148,255,0.15) 0%, rgba(91,155,213,0.1) 100%);
}
.stat-info { flex: 1; min-width: 0; }
.stat-value { color: var(--text-bright); font-size: 24px; font-weight: 700; line-height: 1.2; font-variant-numeric: tabular-nums; }
.stat-label { color: var(--text-dim); font-size: 11px; margin-top: 4px; }

/* ── Tables ──────────────────────────────────── */
.table-container { overflow-x: auto; }
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}
table th {
    text-align: left;
    padding: 8px 12px;
    color: var(--text-dim);
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    border-bottom: 1px solid var(--border);
    background: var(--bg);
    position: sticky;
    top: 0;
    white-space: nowrap;
}
table td {
    padding: 7px 12px;
    border-bottom: 1px solid var(--border);
    color: var(--text);
    white-space: nowrap;
}
table tbody tr:hover { background: var(--bg-hover); }
table tbody tr:nth-child(even) { background: rgba(255,255,255,0.01); }

/* ── Badges ──────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: 0.2px;
}
.badge-success { background: var(--green-bg); color: var(--green); box-shadow: 0 0 8px rgba(76,175,147,0.1); }
.badge-danger { background: var(--red-bg); color: var(--red); box-shadow: 0 0 8px rgba(224,85,106,0.1); }
.badge-warning { background: var(--orange-bg); color: var(--orange); box-shadow: 0 0 8px rgba(212,162,89,0.1); }
.badge-info { background: var(--blue-bg); color: var(--blue); box-shadow: 0 0 8px rgba(91,155,213,0.1); }
.badge-purple { background: rgba(179, 146, 240, 0.1); color: var(--purple); box-shadow: 0 0 8px rgba(179,146,240,0.1); }
.badge-default { background: rgba(139, 143, 151, 0.1); color: var(--text); }

/* ── Forms ───────────────────────────────────── */
.form-group { margin-bottom: 14px; }
.form-group label {
    display: block;
    color: var(--text-bright);
    font-size: 12px;
    margin-bottom: 5px;
    font-weight: 500;
}
.form-group .help-text { color: var(--text-dim); font-size: 11px; margin-top: 4px; }
input[type="text"],
input[type="password"],
input[type="number"],
input[type="email"],
input[type="url"],
input[type="search"],
input[type="date"],
textarea,
select {
    width: 100%;
    padding: 7px 10px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text-bright);
    border-radius: var(--radius);
    font-size: 13px;
    outline: none;
    transition: border-color .12s;
    font-family: var(--font);
}
input:focus, textarea:focus, select:focus { border-color: var(--accent); }
textarea { resize: vertical; min-height: 80px; }
select { cursor: pointer; }
input::placeholder { color: var(--text-dim); }

.form-row { display: flex; gap: 14px; }
.form-row > * { flex: 1; }

/* ── Alerts ──────────────────────────────────── */
.alert {
    padding: 10px 14px;
    border-radius: var(--radius);
    font-size: 12px;
    margin-bottom: 14px;
    border: 1px solid;
}
.alert-error { background: var(--red-bg); border-color: rgba(224,85,106,.3); color: var(--red); }
.alert-success { background: var(--green-bg); border-color: rgba(76,175,147,.3); color: var(--green); }
.alert-info { background: var(--blue-bg); border-color: rgba(91,155,213,.3); color: var(--blue); }

/* ── Modal ───────────────────────────────────── */
.modal-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(4px);
    display: flex; align-items: center; justify-content: center;
    z-index: 1000;
    animation: modalFadeIn .2s ease;
}
.modal {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    width: 100%;
    max-width: 560px;
    max-height: 82vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 40px rgba(77,148,255,0.05);
    animation: modalSlideIn .25s ease;
}
.modal-header {
    padding: 16px 22px;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
    background: linear-gradient(135deg, rgba(30,40,60,0.8) 0%, var(--bg-card) 100%);
}
.modal-header h3 { color: var(--text-bright); font-size: 15px; font-weight: 600; }
.modal-close {
    background: none; border: none; color: var(--text);
    font-size: 20px; cursor: pointer; padding: 4px 8px; line-height: 1;
    border-radius: var(--radius-sm); transition: all .15s;
}
.modal-close:hover { color: var(--red); background: var(--red-bg); }
.modal-body { padding: 22px; }
.modal-footer {
    padding: 14px 22px;
    border-top: 1px solid var(--border);
    display: flex; justify-content: flex-end; gap: 10px;
    background: rgba(0,0,0,0.15);
}
@keyframes modalFadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes modalSlideIn {
    from { opacity: 0; transform: translateY(-20px) scale(0.97); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ── Tabs ────────────────────────────────────── */
.tabs { display: flex; border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.tab {
    padding: 8px 16px;
    color: var(--text);
    font-size: 12px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all .12s;
    background: none;
    font-family: var(--font);
}
.tab:hover { color: var(--text-bright); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── Pagination ──────────────────────────────── */
.pagination {
    display: flex; align-items: center; justify-content: space-between;
    padding: 12px 0; font-size: 12px;
}
.pagination-info { color: var(--text-dim); }
.pagination-btns { display: flex; gap: 6px; }
.pagination-btns .btn { min-width: 32px; }

/* ── Search bar ──────────────────────────────── */
.toolbar {
    display: flex; align-items: center; gap: 10px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}
.toolbar .search-input {
    width: 240px;
    padding: 6px 10px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text-bright);
    border-radius: var(--radius);
    font-size: 12px;
    outline: none;
    font-family: var(--font);
}
.toolbar .search-input:focus { border-color: var(--accent); }
.toolbar select {
    padding: 6px 10px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text-bright);
    border-radius: var(--radius);
    font-size: 12px;
    outline: none;
    font-family: var(--font);
}
.toolbar .spacer { flex: 1; }

/* ── Code/Mono ───────────────────────────────── */
code, .mono {
    font-family: var(--font-mono);
    font-size: 12px;
    background: var(--bg-input);
    padding: 1px 5px;
    border-radius: var(--radius-sm);
    color: var(--orange);
}
pre {
    font-family: var(--font-mono);
    font-size: 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px;
    overflow-x: auto;
    color: var(--text-bright);
    line-height: 1.6;
}

/* ── Empty State ─────────────────────────────── */
.empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-dim);
}
.empty-icon { font-size: 36px; margin-bottom: 10px; opacity: 0.4; }

/* ── Loading ─────────────────────────────────── */
.loading { text-align: center; padding: 20px; color: var(--text-dim); }

/* ── Utility ─────────────────────────────────── */
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-muted { color: var(--text-dim); }
.text-success { color: var(--green); }
.text-danger { color: var(--red); }
.text-accent { color: var(--accent); }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 14px; }
.flex-1 { flex: 1; }
.hidden { display: none !important; }
.overflow-auto { overflow: auto; }

/* ── Scrollbar ───────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

/* ── Config Page ─────────────────────────────── */
.config-section { margin-bottom: 24px; }
.config-section h4 {
    color: var(--text-bright);
    font-size: 13px;
    font-weight: 600;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 14px;
}
.config-row {
    display: flex; align-items: center; gap: 14px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
}
.config-row:last-child { border-bottom: none; }
.config-row .config-label {
    width: 180px; flex-shrink: 0;
    color: var(--text-bright); font-size: 12px; font-weight: 500;
}
.config-row .config-input { flex: 1; }
.config-row .config-desc {
    width: 200px; flex-shrink: 0;
    color: var(--text-dim); font-size: 11px;
}

/* ── Card list display ───────────────────────── */
.card-list {
    max-height: 300px;
    overflow-y: auto;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 10px;
    font-family: var(--font-mono);
    font-size: 11px;
    line-height: 1.8;
    color: var(--text);
    columns: 2;
    column-gap: 20px;
}

/* ── Responsive ──────────────────────────────── */
@media (max-width: 768px) {
    .sidebar { display: none; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .form-row { flex-direction: column; }
    .toolbar { flex-direction: column; align-items: stretch; }
    .toolbar .search-input { width: 100%; }
}