/* ============================================================
   SHARED BASE
   ============================================================ */
:root {
    /* Dashboard palette */
    --dash-bg: #f8f9fa;
    --dash-sidebar-bg: #ffffff;
    --dash-panel-bg: #ffffff;
    --dash-border: #e5e7eb;
    --dash-text: #111827;
    --dash-muted: #6b7280;
    --dash-accent: #2563eb;
    --dash-accent-light: #eff6ff;
    --dash-accent-2: #16a34a;
    --dash-shadow: 0 1px 4px rgba(0,0,0,0.07), 0 4px 16px rgba(0,0,0,0.05);

    /* Login palette */
    --login-bg: #f5f6f8;
    --login-card-bg: #ffffff;
    --login-border: #e2e8f0;
    --login-text: #1e293b;
    --login-muted: #64748b;
    --login-accent: #2563eb;
    --login-shadow: 0 4px 24px rgba(0,0,0,0.08);
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    min-height: 100%;
}

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

a {
    color: inherit;
    text-decoration: none;
}

/* ============================================================
   LOGIN PAGE  (body.page-login)
   — simple, light, single centered card
   ============================================================ */
body.page-login {
    background: var(--login-bg);
    color: var(--login-text);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 24px;
}

.login-wrap {
    width: 100%;
    max-width: 420px;
}

.login-brand {
    text-align: center;
    margin-bottom: 28px;
}

.login-brand h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--login-text);
    margin: 0 0 4px;
}

.login-brand p {
    font-size: 0.875rem;
    color: var(--login-muted);
    margin: 0;
}

.login-card {
    background: var(--login-card-bg);
    border: 1px solid var(--login-border);
    border-radius: 16px;
    padding: 32px;
    box-shadow: var(--login-shadow);
}

.login-card h2 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--login-text);
    margin: 0 0 6px;
}

.login-card .card-copy {
    font-size: 0.875rem;
    color: var(--login-muted);
    margin: 0 0 22px;
}

.field {
    margin-bottom: 16px;
}

label {
    display: block;
    margin-bottom: 6px;
    color: var(--login-text);
    font-size: 0.875rem;
    font-weight: 500;
}

input {
    width: 100%;
    padding: 10px 14px;
    border-radius: 8px;
    border: 1px solid var(--login-border);
    background: #ffffff;
    color: var(--login-text);
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus {
    border-color: var(--login-accent);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.btn-primary {
    width: 100%;
    border: 0;
    border-radius: 8px;
    padding: 11px 16px;
    font-size: 0.9rem;
    font-weight: 600;
    color: #ffffff;
    background: var(--login-accent);
    cursor: pointer;
    margin-top: 4px;
    transition: background 0.2s ease;
}

.btn-primary:hover {
    background: #1d4ed8;
}

.alert {
    padding: 10px 14px;
    margin-bottom: 16px;
    border-radius: 8px;
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #b91c1c;
    font-size: 0.875rem;
}


/* ============================================================
   DASHBOARD PAGE  (body.page-dashboard)
   — white background, clean light theme
   ============================================================ */
body.page-dashboard {
    background: var(--dash-bg);
    color: var(--dash-text);
}

.dashboard-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
}

.sidebar {
    background: var(--dash-sidebar-bg);
    border-right: 1px solid var(--dash-border);
    padding: 22px;
    position: sticky;
    top: 0;
    height: 100vh;
}

.brand {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--dash-text);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--dash-border);
}

.nav-item {
    display: block;
    padding: 10px 12px;
    border-radius: 8px;
    color: var(--dash-muted);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 4px;
    transition: background 0.15s ease, color 0.15s ease;
}

.nav-item.active,
.nav-item:hover {
    background: var(--dash-accent-light);
    color: var(--dash-accent);
}

.nav-item-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    background: none;
    border: none;
    font-family: inherit;
    cursor: pointer;
    text-align: left;
}

.nav-sub-menu {
    padding-left: 28px;
    margin-bottom: 4px;
}

.nav-arrow {
    font-size: 0.7rem;
    transition: transform 0.2s ease;
}

.nav-item-toggle[aria-expanded="true"] .nav-arrow {
    transform: rotate(180deg);
}

.btn-admin-menu {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--dash-text);
    padding: 0;
    line-height: 1;
}

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1040;
}
.sidebar-overlay.visible { display: block; }

.dashboard-main {
    padding: 28px;
}

.dashboard-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--dash-panel-bg);
    border: 1px solid var(--dash-border);
    border-radius: 12px;
    padding: 18px 24px;
    margin-bottom: 24px;
    box-shadow: var(--dash-shadow);
}

.eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--dash-accent);
    margin-bottom: 4px;
}

.dashboard-topbar h1 {
    font-size: clamp(1.5rem, 2.5vw, 2.2rem);
    font-weight: 700;
    color: var(--dash-text);
    margin: 4px 0 0;
    letter-spacing: -0.02em;
}

.session-pill {
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--dash-accent-light);
    color: var(--dash-accent);
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid rgba(37, 99, 235, 0.15);
}

.hero-panel {
    background: var(--dash-panel-bg);
    border: 1px solid var(--dash-border);
    border-radius: 12px;
    padding: 22px 26px;
    margin-bottom: 24px;
    box-shadow: var(--dash-shadow);
}

.hero-panel h2 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--dash-text);
    margin: 0 0 6px;
}

.hero-panel p {
    color: var(--dash-muted);
    font-size: 0.9rem;
    margin: 0;
    line-height: 1.6;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--dash-panel-bg);
    border: 1px solid var(--dash-border);
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--dash-shadow);
}

.stat-label {
    display: block;
    color: var(--dash-muted);
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 10px;
}

.stat-value {
    display: block;
    font-size: 1.9rem;
    font-weight: 700;
    color: var(--dash-text);
    margin-bottom: 6px;
}

.stat-trend {
    color: var(--dash-accent-2);
    font-size: 0.85rem;
    font-weight: 600;
}

.content-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 16px;
}

.panel {
    background: var(--dash-panel-bg);
    border: 1px solid var(--dash-border);
    border-radius: 12px;
    padding: 22px;
    box-shadow: var(--dash-shadow);
}

.panel h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--dash-text);
    margin: 0 0 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--dash-border);
}

.activity-list {
    display: grid;
    gap: 0;
}

.activity-row {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 12px 0;
    border-bottom: 1px solid var(--dash-border);
    font-size: 0.875rem;
}

.activity-row:last-child {
    border-bottom: 0;
}

.activity-row strong {
    color: var(--dash-text);
    font-weight: 500;
}

.activity-row p {
    margin: 4px 0 0;
    color: var(--dash-muted);
    font-size: 0.82rem;
}

.activity-row span {
    color: var(--dash-muted);
    font-size: 0.82rem;
    white-space: nowrap;
}

.action-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.action-grid button {
    padding: 12px 14px;
    border: 1px solid var(--dash-border);
    border-radius: 8px;
    background: #ffffff;
    color: var(--dash-text);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease;
}

.action-grid button:hover {
    background: var(--dash-accent-light);
    border-color: rgba(37, 99, 235, 0.2);
    color: var(--dash-accent);
}


/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .dashboard-layout,
    .content-grid {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: relative;
        height: auto;
    }

    .stats-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .dashboard-main {
        padding: 14px;
    }

    .dashboard-topbar,
    .hero-panel,
    .panel {
        padding: 16px;
        border-radius: 10px;
    }

    .stats-grid,
    .action-grid {
        grid-template-columns: 1fr;
    }

    .dashboard-topbar {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .login-card {
        padding: 24px 20px;
    }
}


/* ============================================================
   ADMIN PANEL EXTENSIONS
   ============================================================ */

/* Sidebar nav icons & states */
.nav-icon { font-size: 1rem; width: 20px; text-align: center; }

.nav-divider {
    height: 1px;
    background: var(--dash-border);
    margin: 10px 0;
}

.nav-item-muted { color: var(--dash-muted) !important; font-style: italic; }

.nav-item-danger { color: #dc2626 !important; }
.nav-item-danger:hover { background: #fee2e2 !important; color: #dc2626 !important; }

/* Stat card icon */
.stat-icon { font-size: 1.5rem; margin-bottom: 8px; }

/* Panel header row */
.panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--dash-border);
}
.panel-head h3 { margin: 0; padding: 0; border: 0; font-size: 1rem; font-weight: 600; }
.panel-link { font-size: 0.85rem; color: var(--dash-accent); font-weight: 500; }
.panel-link:hover { text-decoration: underline; }

.panel-flush { padding: 0; overflow: hidden; border-radius: 12px; }

/* ── ADMIN TABLES ─────────────────────────────── */
.admin-table-wrap { overflow-x: auto; }

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.admin-table th {
    background: #f9fafb;
    color: var(--dash-muted);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid var(--dash-border);
    white-space: nowrap;
}

.admin-table td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--dash-border);
    color: var(--dash-text);
    vertical-align: middle;
}

.admin-table tbody tr:last-child td { border-bottom: 0; }

.admin-table tbody tr:hover { background: #fafafa; }

.td-id    { color: var(--dash-muted); font-size: 0.8rem; width: 40px; }
.td-price { font-weight: 700; white-space: nowrap; }
.td-desc  { font-size: 0.78rem; color: var(--dash-muted); margin: 3px 0 0; }
.td-actions { white-space: nowrap; }

/* ── CHIPS & BADGES ───────────────────────────── */
.cat-chip {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    background: var(--dash-accent-light);
    color: var(--dash-accent);
    font-size: 0.75rem;
    font-weight: 600;
}

.count-chip {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    background: #f3f4f6;
    color: var(--dash-muted);
    font-size: 0.78rem;
    font-weight: 600;
}

.badge-chip {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.03em;
}
.badge-chip-bestseller { background: #dbeafe; color: #1d4ed8; }
.badge-chip-new        { background: #dcfce7; color: #15803d; }
.badge-chip-sale       { background: #fee2e2; color: #dc2626; }
.badge-chip-popular    { background: #ede9fe; color: #7c3aed; }
.no-badge { color: var(--dash-muted); }

/* ── FLASH MESSAGES ───────────────────────────── */
.flash-list { display: grid; gap: 8px; margin-bottom: 20px; }

.flash {
    padding: 11px 16px;
    border-radius: 9px;
    font-size: 0.875rem;
    font-weight: 500;
}
.flash-success { background: #dcfce7; border: 1px solid #bbf7d0; color: #15803d; }
.flash-error   { background: #fee2e2; border: 1px solid #fecaca; color: #dc2626; }

/* ── FILTER BAR ───────────────────────────────── */
.filter-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.filter-form {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    flex-wrap: wrap;
}

.search-wrap-admin { position: relative; flex: 1; min-width: 180px; }

.search-icon-sm {
    position: absolute;
    left: 10px; top: 50%;
    transform: translateY(-50%);
    color: var(--dash-muted);
    pointer-events: none;
}

.admin-search-input {
    width: 100%;
    padding: 8px 12px 8px 32px;
    border: 1px solid var(--dash-border);
    border-radius: 8px;
    background: #fff;
    color: var(--dash-text);
    font-size: 0.875rem;
    font-family: inherit;
    outline: none;
    transition: border-color 0.18s, box-shadow 0.18s;
}
.admin-search-input:focus {
    border-color: var(--dash-accent);
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.admin-select {
    padding: 8px 12px;
    border: 1px solid var(--dash-border);
    border-radius: 8px;
    background: #fff;
    color: var(--dash-text);
    font-size: 0.875rem;
    font-family: inherit;
    outline: none;
    cursor: pointer;
}

.btn-clear-filter {
    font-size: 0.82rem;
    color: var(--dash-muted);
    padding: 6px 10px;
    border-radius: 6px;
    transition: background 0.15s;
    white-space: nowrap;
}
.btn-clear-filter:hover { background: #fee2e2; color: #dc2626; }

.results-count-admin {
    font-size: 0.82rem;
    color: var(--dash-muted);
    white-space: nowrap;
}

/* ── ADMIN TWO-COL LAYOUT ─────────────────────── */
.admin-two-col {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 18px;
    align-items: start;
}

/* ── ADMIN FORMS ──────────────────────────────── */
.admin-form { display: flex; flex-direction: column; gap: 14px; }

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--dash-text);
    margin: 0;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 9px 12px;
    border: 1px solid var(--dash-border);
    border-radius: 8px;
    background: #fff;
    color: var(--dash-text);
    font-size: 0.875rem;
    font-family: inherit;
    outline: none;
    transition: border-color 0.18s, box-shadow 0.18s;
    resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--dash-accent);
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

/* ── ADMIN BUTTONS ────────────────────────────── */
.btn-admin-primary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 18px;
    border: none;
    border-radius: 8px;
    background: var(--dash-accent);
    color: #fff;
    font-size: 0.875rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.18s;
}
.btn-admin-primary:hover { background: #1d4ed8; }

.btn-admin-ghost {
    display: inline-flex;
    align-items: center;
    padding: 9px 18px;
    border: 1px solid var(--dash-border);
    border-radius: 8px;
    background: transparent;
    color: var(--dash-text);
    font-size: 0.875rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.18s;
}
.btn-admin-ghost:hover { background: #f3f4f6; }

.btn-edit-inline {
    padding: 4px 12px;
    border: 1px solid var(--dash-accent);
    border-radius: 6px;
    background: transparent;
    color: var(--dash-accent);
    font-size: 0.78rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    margin-right: 6px;
}
.btn-edit-inline:hover { background: var(--dash-accent); color: #fff; }

.btn-danger-sm {
    padding: 4px 12px;
    border: 1px solid #fca5a5;
    border-radius: 6px;
    background: transparent;
    color: #dc2626;
    font-size: 0.78rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}
.btn-danger-sm:hover { background: #dc2626; color: #fff; border-color: #dc2626; }

/* ── EMPTY STATES ─────────────────────────────── */
.empty-msg { color: var(--dash-muted); font-size: 0.875rem; padding: 12px 0; }
.empty-msg-center { padding: 40px 24px; text-align: center; color: var(--dash-muted); font-size: 0.9rem; }

/* ── MODAL ────────────────────────────────────── */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.35);
    z-index: 500;
    padding: 20px 16px;
    overflow-y: auto;
}
.modal-overlay.open { display: block; }

.modal-box {
    background: #fff;
    border-radius: 16px;
    width: 100%;
    max-width: 460px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.18);
    overflow: hidden;
    margin: 40px auto;
    box-sizing: border-box;
}
.modal-lg { max-width: 600px; }

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 22px;
    border-bottom: 1px solid var(--dash-border);
    font-weight: 700;
    font-size: 1rem;
}

.modal-close {
    width: 30px; height: 30px;
    border: 1px solid var(--dash-border);
    border-radius: 6px;
    background: transparent;
    font-size: 0.82rem;
    color: var(--dash-muted);
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}
.modal-close:hover { background: #fee2e2; color: #dc2626; }

.modal-box .admin-form { padding: 22px; }

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 4px;
}

/* ── RESPONSIVE ADMIN ─────────────────────────── */
@media (max-width: 900px) {
    .admin-two-col { grid-template-columns: 1fr; }
    .form-row      { grid-template-columns: 1fr; }
    
    .dashboard-layout {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        position: fixed;
        top: 0;
        left: -100%;
        width: 280px;
        height: 100vh;
        z-index: 1050;
        border-right: 1px solid var(--dash-border);
        border-bottom: none;
        padding: 22px;
        transition: left 0.3s ease;
        box-shadow: 4px 0 16px rgba(0,0,0,0.1);
    }
    .sidebar.open {
        left: 0;
    }
    
    .btn-admin-menu {
        display: block;
    }
    .sidebar-close-mobile {
        display: block !important;
    }
}

@media (max-width: 640px) {
    .filter-bar { flex-direction: column; align-items: stretch; }
    .filter-form { flex-direction: column; }
    .admin-table th, .admin-table td { padding: 9px 10px; }
    
    .stats-grid { grid-template-columns: 1fr; }
    .dashboard-main { padding: 16px; }
    .dashboard-topbar { flex-direction: column; align-items: flex-start; gap: 16px; }
    
    .admin-table-wrap { overflow-x: auto; }
    
    .modal-overlay { padding: 0; display: none; align-items: flex-end; }
    .modal-overlay.open { display: flex; }
    
    .modal-box {
        margin: 0;
        width: 100%;
        max-width: 100%;
        border-radius: 16px 16px 0 0;
        max-height: 90vh;
        overflow-y: auto;
    }
    
    .modal-box .admin-form { padding: 16px; }
    .modal-header { padding: 16px; }
}