* { box-sizing: border-box; }

:root {
    --bg: #0f172a;
    --side-bg: #0b1220;
    --ink: #0f172a;
    --muted: #64748b;
    --line: #e2e8f0;
    --brand: #0bd992;
    --ok: #16a34a;
    --warn: #b45309;
    --err: #dc2626;
    --purple: #7c3aed;
}

html, body { margin: 0; padding: 0; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: #f1f5f9;
    color: var(--ink);
    font-size: 15px;
    line-height: 1.5;
}

.admin { display: flex; min-height: 100vh; }

/* ---------- sidebar ---------- */
.side { width: 230px; background: var(--side-bg); color: #e2e8f0; flex-shrink: 0; display: flex; flex-direction: column; }
.side-brand { padding: 20px 20px 14px; font-weight: 800; font-size: 1.1rem; }
.side-brand span { display: block; font-size: .65rem; letter-spacing: 2px; color: var(--brand); margin-top: 2px; }
.side nav { padding: 8px 10px; flex: 1; }
.side nav a {
    display: block; padding: 9px 12px; border-radius: 8px; color: #94a3b8;
    text-decoration: none; margin-bottom: 2px; font-weight: 500;
}
.side nav a:hover { background: #16213a; color: #fff; }
.side nav a.active { background: var(--brand); color: #052e22; }
.side nav a.back { margin-top: 14px; font-size: .85rem; color: var(--brand); }

/* ---------- content ---------- */
.content { flex: 1; padding: 0 26px 40px; min-width: 0; }
.top { display: flex; align-items: center; justify-content: space-between; padding: 20px 0 6px; border-bottom: 1px solid var(--line); margin-bottom: 18px; }
.top h1 { font-size: 1.4rem; margin: 0; }
.who { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: .9rem; }

.flash { border-radius: 10px; padding: 11px 14px; margin-bottom: 16px; font-size: .92rem; }
.flash.ok    { background: #f0fdf4; color: #14532d; border: 1px solid #bbf7d0; }
.flash.error { background: #fef2f2; color: #7f1d1d; border: 1px solid #fecaca; }

/* ---------- cards & grid ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 22px; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; }
.stat .n { font-size: 1.7rem; font-weight: 800; }
.stat .l { color: var(--muted); font-size: .82rem; text-transform: uppercase; letter-spacing: .6px; }

.panel { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 18px; margin-bottom: 20px; overflow-x: auto; }
.panel h3 { margin: 0 0 12px; font-size: 1.05rem; }

/* ---------- tables ---------- */
table.t { width: 100%; border-collapse: collapse; font-size: .9rem; }
table.t th, table.t td { text-align: left; padding: 9px 10px; border-bottom: 1px solid #f1f5f9; vertical-align: top; white-space: nowrap; }
table.t th { color: var(--muted); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .5px; }
table.t tr:hover td { background: #f8fafc; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .85rem; }
.muted { color: var(--muted); }
.small { font-size: .82rem; }

/* ---------- badges ---------- */
.badge { display: inline-block; padding: 2px 9px; border-radius: 99px; font-size: .72rem; font-weight: 700; letter-spacing: .3px; }
.badge-ok     { background: #f0fdf4; color: var(--ok);   border: 1px solid #bbf7d0; }
.badge-warn   { background: #fffbeb; color: var(--warn); border: 1px solid #fde68a; }
.badge-danger { background: #fef2f2; color: var(--err);  border: 1px solid #fecaca; }
.badge-purple { background: #f5f3ff; color: var(--purple); border: 1px solid #ddd6fe; }
.badge-grey   { background: #f1f5f9; color: #475569;    border: 1px solid #e2e8f0; }

/* ---------- forms ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.field { display: block; margin: 12px 0; }
.field.full { grid-column: 1 / -1; }
.field span { display: block; font-size: .82rem; font-weight: 600; margin-bottom: 5px; }
.field input, .field select, .field textarea {
    width: 100%; padding: 9px 11px; border: 1px solid var(--line); border-radius: 8px;
    font-size: .95rem; background: #fff;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--brand); border-color: transparent; }
.field textarea { min-height: 80px; }

.btn {
    display: inline-block; border: 0; cursor: pointer; font-size: .92rem; font-weight: 600;
    padding: 10px 16px; border-radius: 9px; background: var(--ink); color: #fff; text-decoration: none;
}
.btn:hover { opacity: .9; }
.btn-primary { background: var(--brand); color: #052e22; }
.btn-danger  { background: #fee2e2; color: #991b1b; }
.btn-danger:hover { background: #fecaca; opacity: 1; }
.btn-ghost   { background: #fff; color: var(--ink); border: 1px solid var(--line); }
.btn-sm { padding: 6px 11px; font-size: .82rem; border-radius: 7px; }
.btn-grey { background: #f1f5f9; color: #334155; }

.inline-form { display: inline; }
.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.toolbar input[type="search"], .toolbar input[type="text"], .toolbar select {
    padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; font-size: .9rem;
}

/* ---------- order detail ---------- */
.rows { width: 100%; border-collapse: collapse; font-size: .92rem; }
.rows td { padding: 6px 8px; border-bottom: 1px solid #f1f5f9; }
.rows td:first-child { color: var(--muted); width: 30%; }

.kv { display: flex; justify-content: space-between; padding: 6px 0; border-bottom: 1px dashed var(--line); font-size: .92rem; }
.kv:last-child { border: 0; }
.kv b { font-weight: 600; }

@media (max-width: 760px) {
    .admin { flex-direction: column; }
    .side { width: 100%; flex-direction: row; align-items: center; }
    .side nav { display: flex; flex-wrap: wrap; gap: 4px; padding: 6px; }
    .side nav a { margin: 0; }
    .side-brand { display: none; }
    .side nav a.back { display: none; }
    .content { padding: 0 14px 30px; }
    .form-grid { grid-template-columns: 1fr; }
    .top { flex-direction: column; align-items: flex-start; gap: 8px; }
}