/* Wear OS Store Admin - backend styles */
:root {
    --primary: #1E88E5;
    --primary-dark: #1565C0;
    --primary-light: #90CAF9;
    --bg: #EAF2FB;
    --card-bg: #ffffff;
    --text: #1a1a1a;
    --muted: #6b7280;
    --border: #cfe0f5;
    --danger: #c62828;
    --success: #2e7d32;
    --warn: #f59e0b;
    --radius: 8px;
    --sidebar-w: 220px;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
    line-height: 1.5;
}

/* ---- Top bar ---- */
.topbar {
    height: 56px;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    padding: 0 16px;
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: 0 2px 6px rgba(0,0,0,.12);
}
.brand { font-weight: 600; font-size: 16px; margin-left: 12px; }
.user-box { margin-left: auto; }
.user-name { font-size: 13px; opacity: .95; }

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 26px; height: 20px;
    background: transparent; border: 0; cursor: pointer; padding: 0;
}
.hamburger span { display: block; height: 3px; width: 100%; background: #fff; border-radius: 2px; }

/* ---- Layout ---- */
.layout { display: flex; min-height: calc(100vh - 56px); }
.sidenav {
    width: var(--sidebar-w);
    background: #fff;
    border-right: 1px solid var(--border);
    padding: 12px 0;
    flex-shrink: 0;
    display: flex; flex-direction: column;
}
.nav-item {
    display: block;
    padding: 11px 20px;
    color: var(--text);
    text-decoration: none;
    border-left: 3px solid transparent;
    transition: background .15s, color .15s;
}
.nav-item:hover { background: var(--primary-light); }
.nav-item.active { background: #D6E9FB; color: var(--primary-dark); border-left-color: var(--primary); font-weight: 600; }
.nav-logout { color: var(--danger); margin-top: 8px; border-top: 1px solid var(--border); }

.content { flex: 1; padding: 24px; min-width: 0; }

/* ---- Page head ---- */
.page-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; flex-wrap: wrap; gap: 10px; }
.page-head h1 { margin: 0; font-size: 20px; color: var(--primary-dark); }

/* ---- Cards ---- */
.card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,.06);
    margin-bottom: 20px;
}
.card h2 { margin: 0 0 14px; font-size: 16px; color: var(--primary-dark); }

/* ---- Stat grid ---- */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 20px; }
.stat-card {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff; border-radius: var(--radius); padding: 22px; box-shadow: 0 2px 8px rgba(0,0,0,.12);
}
.stat-num { font-size: 30px; font-weight: 700; }
.stat-label { font-size: 13px; opacity: .9; margin-top: 4px; }

/* ---- Tables ---- */
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th, .data-table td {
    padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: middle;
}
.data-table thead th { background: #E3EFFB; font-weight: 600; white-space: nowrap; }
.data-table.sortable th { cursor: pointer; user-select: none; }
.data-table.sortable th:hover { background: #D6E9FB; }
.data-table tbody tr:nth-child(even) { background: #F4F9FE; }
.data-table tbody tr:hover { background: #D6E9FB; }
.sort-link { color: inherit; text-decoration: none; }
.thumb { width: 36px; height: 36px; object-fit: contain; border-radius: 6px; background: #E3EFFB; display: block; }
.thumb.placeholder { background: #D6E9FB; }
.thumb.thumb-lg { width: 64px; height: 64px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; }
.actions { white-space: nowrap; }

/* ---- Forms ---- */
.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; align-items: flex-end; }
.input, input[type=text], input[type=number], input[type=password], select, textarea {
    border: 1px solid var(--border); border-radius: 6px; padding: 9px 11px; font-size: 14px; font-family: inherit; background: #fff; width: 100%;
}
input[type=file] { font-size: 13px; }
textarea { resize: vertical; }
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 8px; }
label > input, label > select, label > textarea { margin-top: 4px; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.form-full { grid-column: 1 / -1; }
.form-row { margin-bottom: 16px; }
.form-actions { display: flex; gap: 10px; margin-top: 18px; }
.radio-row { display: flex; gap: 18px; margin: 4px 0 10px; }
.radio-label { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; color: var(--text); margin-bottom: 0; cursor: pointer; }
.radio-label input { margin: 0; }
.inline-form { display: inline; margin: 0; }

/* ---- Buttons ---- */
.btn {
    display: inline-block; padding: 9px 16px; border-radius: 6px; border: 0; cursor: pointer;
    font-size: 14px; font-family: inherit; text-decoration: none; line-height: 1.2;
    transition: filter .15s, background .15s;
}
.btn:hover { filter: brightness(1.08); }
.btn-primary { background: var(--primary); color: #fff; }
.btn-secondary { background: #CFE3F7; color: var(--text); }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-block { width: 100%; }
.btn-sm { padding: 5px 10px; font-size: 12px; }

/* ---- Alerts ---- */
.alert { padding: 11px 14px; border-radius: 6px; margin-bottom: 16px; font-size: 13px; }
.alert-info { background: #D6E9FB; color: var(--primary-dark); }
.alert-success { background: #E8F5E9; color: var(--success); border:1px solid #C8E6C9; }
.alert-error { background: #FFEBEE; color: var(--danger); border:1px solid #FFCDD2; }
.muted { color: var(--muted); }
.small { font-size: 12px; }

/* ---- Pagination ---- */
.pagination { display: flex; align-items: center; gap: 12px; margin-top: 16px; justify-content: center; }
.page-info { color: var(--muted); font-size: 13px; }

/* ---- Login ---- */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); }
.login-card { background: #fff; padding: 36px; border-radius: 12px; box-shadow: 0 8px 30px rgba(0,0,0,.2); width: 100%; max-width: 360px; }
.login-title { margin: 0 0 22px; text-align: center; color: var(--primary-dark); font-size: 20px; }
.login-card label { margin-bottom: 14px; }

/* ---- Toasts ---- */
.toast-container { position: fixed; top: 16px; right: 16px; z-index: 9999; display: flex; flex-direction: column; gap: 8px; }
.toast {
    min-width: 220px; padding: 12px 16px; border-radius: 6px; color: #fff; font-size: 13px;
    box-shadow: 0 4px 14px rgba(0,0,0,.2); opacity: 0; transform: translateX(20px); transition: all .25s ease;
}
.toast.show { opacity: 1; transform: translateX(0); }
.toast-success { background: var(--success); }
.toast-error { background: var(--danger); }
.toast-info { background: var(--primary); }

/* ---- Card row (2-column grid) ---- */
.card-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; margin-bottom: 20px; }

/* ---- Page header ---- */
.page-header { margin-bottom: 18px; }
.page-header h1 { margin: 0; font-size: 20px; color: var(--primary-dark); }

/* ---- Form group ---- */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
.form-control { width: 100%; border: 1px solid var(--border); border-radius: 6px; padding: 9px 11px; font-size: 14px; font-family: inherit; background: #fff; }
.text-muted { color: var(--muted); }

/* ---- Spinner ---- */
.spinner {
    width: 18px; height: 18px; border: 2px solid rgba(255,255,255,.4); border-top-color: #fff;
    border-radius: 50%; animation: spin .7s linear infinite; display: inline-block; vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Responsive ---- */
@media (max-width: 900px) {
    .card-row { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .hamburger { display: flex; }
    .sidenav {
        position: fixed; left: 0; top: 56px; bottom: 0; width: var(--sidebar-w); transform: translateX(-100%);
        transition: transform .25s ease; z-index: 40; box-shadow: 2px 0 8px rgba(0,0,0,.15);
    }
    .sidenav.open { transform: translateX(0); }
    .content { padding: 16px; }
    .form-grid { grid-template-columns: 1fr; }
    .filter-bar { flex-direction: column; align-items: stretch; }
    .data-table { font-size: 12px; }
    .data-table th, .data-table td { padding: 7px 8px; }
}