/* ==========================================================
   DuQan One — admin & shop-admin core stylesheet
   Premium dashboard: clean cool-neutral canvas, elevated white
   surfaces, a confident brand accent, refined type and tables.
   Class names are stable — pages are styled purely from here.
   ========================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,600;9..144,700&family=Inter:wght@400;450;500;600;700&display=swap');

:root {
    --ink: #14161c;
    --ink-2: #363b45;
    --paper: #f2f4f7;
    --paper-raised: #ffffff;
    --paper-sunk: #f7f8fa;
    --line: #e6e8ee;
    --line-strong: #d6d9e2;
    --muted: #6b7280;
    --accent: #8bc220;
    --accent-2: #74a814;
    --accent-ink: #223107;
    --accent-soft: #f0f7dd;
    --danger: #d1443b;
    --danger-soft: #fdecea;
    --info: #2f6df0;
    --info-soft: #ecf1fe;
    --warn: #b7791f;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow-xs: 0 1px 2px rgba(16,24,40,0.05);
    --shadow: 0 1px 3px rgba(16,24,40,0.06), 0 10px 28px -14px rgba(16,24,40,0.18);
    --shadow-lg: 0 2px 6px rgba(16,24,40,0.06), 0 24px 48px -20px rgba(16,24,40,0.28);
    --font-display: 'Fraunces', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; }

html, body {
    margin: 0; padding: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
body { min-height: 100vh; }

h1, h2, h3, .display {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.12;
    letter-spacing: -0.01em;
    margin: 0;
    color: var(--ink);
}

a { color: inherit; }
button, input, select, textarea { font-family: inherit; font-size: 1rem; }
img { max-width: 100%; display: block; }

/* ---------- Layout shells ---------- */
.page { max-width: 480px; margin: 0 auto; min-height: 100vh; background: var(--paper); position: relative; }
.page-wide { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 430px; margin: 0 auto; padding: 48px 24px; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 11px 18px; border-radius: var(--radius-sm);
    border: 1px solid transparent; font-weight: 600; font-size: 0.92rem;
    cursor: pointer; text-decoration: none; line-height: 1.2; white-space: nowrap;
    transition: transform 0.08s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
    background: linear-gradient(180deg, var(--accent), var(--accent-2));
    color: #fff; box-shadow: 0 1px 2px rgba(16,24,40,.12), inset 0 1px 0 rgba(255,255,255,.25);
}
.btn-primary:hover { box-shadow: 0 6px 18px -6px rgba(116,168,20,.6); }
.btn-outline { background: var(--paper-raised); border-color: var(--line-strong); color: var(--ink); box-shadow: var(--shadow-xs); }
.btn-outline:hover { border-color: var(--ink-2); background: var(--paper-sunk); }
.btn-danger { background: var(--paper-raised); border-color: color-mix(in srgb, var(--danger) 40%, var(--line)); color: var(--danger); }
.btn-danger:hover { background: var(--danger-soft); border-color: var(--danger); }
.btn-block { width: 100%; }
.btn-sm { padding: 7px 12px; font-size: 0.82rem; border-radius: 8px; }

/* ---------- Forms ---------- */
.field { margin-bottom: 18px; }
.field label {
    display: block; font-size: 0.76rem; font-weight: 600; color: var(--muted);
    text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 7px;
}
.field input[type="text"], .field input[type="email"], .field input[type="password"],
.field input[type="number"], .field input[type="date"], .field input[type="tel"],
.field input[type="color"], .field select, .field textarea, .input {
    width: 100%; padding: 11px 13px; border: 1.5px solid var(--line-strong);
    border-radius: var(--radius-sm); background: var(--paper-raised); color: var(--ink);
    outline: none; transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.field input:focus, .field select:focus, .field textarea:focus, .input:focus {
    border-color: var(--accent); box-shadow: 0 0 0 3.5px color-mix(in srgb, var(--accent) 20%, transparent);
}
.field textarea { resize: vertical; min-height: 80px; }
.field-hint { font-size: 0.78rem; color: var(--muted); margin-top: 6px; line-height: 1.5; }
.field-error { font-size: 0.8rem; color: var(--danger); margin-top: 4px; }

/* ---------- Cards / surfaces ---------- */
.card {
    background: var(--paper-raised); border: 1px solid var(--line);
    border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow);
}
.card + .card { margin-top: 16px; }

/* Stat tiles for dashboards */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; }
.stat-card {
    background: var(--paper-raised); border: 1px solid var(--line); border-radius: var(--radius);
    padding: 18px 18px 16px; box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.stat-card::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--accent); opacity: .9; }
.stat-label { font-size: 0.72rem; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; }
.stat-value { font-family: var(--font-display); font-weight: 600; font-size: 1.9rem; margin-top: 8px; line-height: 1; letter-spacing: -0.02em; }
.stat-sub { font-size: 0.8rem; color: var(--muted); margin-top: 6px; }

/* ---------- Alerts ---------- */
.alert { padding: 12px 16px; border-radius: var(--radius-sm); font-size: 0.9rem; margin-bottom: 18px; border: 1px solid transparent; }
.alert-success { background: var(--accent-soft); color: #3d5511; border-color: #d3e8a8; }
.alert-error   { background: var(--danger-soft); color: #8f2e22; border-color: #f1c4bd; }
.alert-info    { background: var(--info-soft); color: #234a86; border-color: #cddaf6; }

/* ---------- Badges ---------- */
.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; }
.badge-active { background: var(--accent-soft); color: #3d5511; }
.badge-suspended { background: var(--danger-soft); color: #8f2e22; }
.badge-pending { background: #fdf1d8; color: #8a5b12; }

/* ---------- Utility ---------- */
.muted { color: var(--muted); }
.text-center { text-align: center; }
.flex { display: flex; }
.flex-between { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.gap-8 { gap: 8px; } .gap-12 { gap: 12px; }
.mt-8 { margin-top: 8px; } .mt-16 { margin-top: 16px; } .mt-24 { margin-top: 24px; }
.mb-16 { margin-bottom: 16px; }
.empty-state { text-align: center; padding: 60px 24px; color: var(--muted); }
.empty-state .display { font-size: 1.4rem; color: var(--ink); margin-bottom: 8px; }

/* ---------- Admin nav (sticky top bar) ---------- */
.admin-nav {
    display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
    padding: 13px 24px; border-bottom: 1px solid var(--line);
    background: color-mix(in srgb, var(--paper-raised) 82%, transparent);
    backdrop-filter: saturate(1.4) blur(10px); -webkit-backdrop-filter: saturate(1.4) blur(10px);
    position: sticky; top: 0; z-index: 50; box-shadow: var(--shadow-xs);
}
.admin-nav .brand {
    font-family: var(--font-display); font-weight: 700; font-size: 1.12rem; letter-spacing: -0.01em;
    display: flex; align-items: center; gap: 10px;
}
.admin-nav .brand::before {
    content: ""; width: 26px; height: 26px; border-radius: 8px; flex-shrink: 0;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    box-shadow: inset 0 1px 0 rgba(255,255,255,.35), 0 2px 6px -2px rgba(116,168,20,.7);
}
.admin-nav nav { display: flex; align-items: center; flex-wrap: wrap; gap: 4px; }
.admin-nav nav a {
    text-decoration: none; color: var(--muted); font-size: 0.86rem; font-weight: 500;
    padding: 7px 12px; border-radius: 8px; transition: color .15s ease, background .15s ease;
}
.admin-nav nav a:hover { color: var(--ink); background: var(--paper-sunk); }
.admin-nav nav a.active { color: var(--accent-ink); background: var(--accent-soft); font-weight: 600; }

.admin-body { padding: 30px 24px 90px; max-width: 1120px; margin: 0 auto; }

/* ---------- Tables ---------- */
.table {
    width: 100%; border-collapse: separate; border-spacing: 0;
    background: var(--paper-raised); border: 1px solid var(--line);
    border-radius: 14px; overflow: hidden; box-shadow: var(--shadow-xs);
}
.table th, .table td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); font-size: 0.9rem; }
.table th {
    background: var(--paper-sunk); color: var(--muted); font-weight: 600;
    text-transform: uppercase; font-size: 0.7rem; letter-spacing: 0.05em;
}
.table tr:last-child td { border-bottom: none; }
.table tbody tr { transition: background .12s ease; }
.table tbody tr:hover { background: var(--accent-soft); }

@media (prefers-reduced-motion: reduce) {
    * { transition: none !important; animation: none !important; }
}