/* =========================================
   MyStore Admin Panel - CSS
   ========================================= */

:root {
    --sidebar-w: 260px;
    --topbar-h: 60px;

    --color-primary: #4f46e5;
    --color-primary-hover: #4338ca;
    --color-primary-light: #eef2ff;

    --color-success: #10b981;
    --color-success-light: #d1fae5;
    --color-warning: #f59e0b;
    --color-warning-light: #fef3c7;
    --color-danger: #ef4444;
    --color-danger-light: #fee2e2;
    --color-info: #3b82f6;
    --color-info-light: #dbeafe;

    --color-bg: #f1f5f9;
    --color-card: #ffffff;
    --color-border: #e2e8f0;
    --color-text: #1e293b;
    --color-muted: #64748b;

    --sidebar-bg: #1e293b;
    --sidebar-text: #94a3b8;
    --sidebar-active: #ffffff;
    --sidebar-active-bg: rgba(255,255,255,0.1);
    --sidebar-hover-bg: rgba(255,255,255,0.06);

    --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
    --shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.04);
    --radius: 8px;
    --radius-lg: 12px;

    --transition: 200ms ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 14px;
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.5;
}

/* =========================================
   LAYOUT
   ========================================= */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

/* =========================================
   SIDEBAR
   ========================================= */
.sidebar {
    width: var(--sidebar-w);
    background: var(--sidebar-bg);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
    transition: transform var(--transition);
    overflow-y: auto;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 20px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.brand-icon {
    width: 36px;
    height: 36px;
    background: var(--color-primary);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 18px;
    flex-shrink: 0;
}

.brand-text { display: flex; flex-direction: column; }
.brand-name { color: white; font-weight: 600; font-size: 15px; line-height: 1.2; }
.brand-label { color: var(--sidebar-text); font-size: 11px; }

.sidebar-nav { flex: 1; padding: 12px 0; }

.nav-section { margin-bottom: 4px; }
.nav-section-label {
    display: block;
    padding: 8px 20px 4px;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: #475569;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 20px;
    color: var(--sidebar-text);
    text-decoration: none;
    border-radius: 0;
    transition: all var(--transition);
    font-size: 13.5px;
    font-weight: 450;
}

.nav-item:hover { background: var(--sidebar-hover-bg); color: #cbd5e1; }

.nav-item.active {
    background: var(--sidebar-active-bg);
    color: var(--sidebar-active);
    font-weight: 500;
    border-left: 3px solid var(--color-primary);
}

.nav-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    opacity: .75;
}
.nav-item.active .nav-icon { opacity: 1; }

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    gap: 10px;
}

.admin-info { flex: 1; overflow: hidden; display: flex; align-items: center; gap: 10px; }
.admin-avatar {
    width: 34px; height: 34px;
    background: var(--color-primary);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: white; font-weight: 600; font-size: 14px;
    flex-shrink: 0;
}

.admin-details { display: flex; flex-direction: column; overflow: hidden; }
.admin-name { color: #e2e8f0; font-size: 13px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.admin-email { color: #64748b; font-size: 11px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.logout-btn {
    width: 32px; height: 32px;
    background: rgba(255,255,255,0.06);
    border: none; border-radius: var(--radius);
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    color: var(--sidebar-text);
    transition: all var(--transition);
    flex-shrink: 0;
}
.logout-btn svg { width: 16px; height: 16px; }
.logout-btn:hover { background: rgba(239,68,68,0.2); color: #f87171; }

/* =========================================
   MAIN WRAPPER
   ========================================= */
.main-wrapper {
    flex: 1;
    margin-left: var(--sidebar-w);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-width: 0;
}

/* =========================================
   TOPBAR
   ========================================= */
.topbar {
    height: var(--topbar-h);
    background: var(--color-card);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    padding: 0 24px;
    gap: 16px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    border-radius: var(--radius);
    color: var(--color-muted);
}
.sidebar-toggle svg { width: 20px; height: 20px; display: block; }
.sidebar-toggle:hover { background: var(--color-bg); }

.topbar-title { font-size: 16px; font-weight: 600; color: var(--color-text); flex: 1; }

.view-store-btn {
    display: flex; align-items: center; gap: 6px;
    padding: 6px 14px;
    background: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: var(--radius);
    text-decoration: none;
    font-size: 13px; font-weight: 500;
    transition: all var(--transition);
}
.view-store-btn svg { width: 14px; height: 14px; }
.view-store-btn:hover { background: var(--color-primary); color: white; }

/* =========================================
   MAIN CONTENT
   ========================================= */
.main-content {
    flex: 1;
    padding: 24px;
    max-width: 100%;
}

/* =========================================
   ALERTS
   ========================================= */
.alert {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 13.5px;
    transition: opacity 300ms ease, transform 300ms ease;
}
.alert svg { width: 18px; height: 18px; flex-shrink: 0; }

.alert-success { background: var(--color-success-light); color: #065f46; border: 1px solid #a7f3d0; }
.alert-error { background: var(--color-danger-light); color: #7f1d1d; border: 1px solid #fca5a5; }

/* =========================================
   CARDS
   ========================================= */
.card {
    background: var(--color-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border);
}

.card-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-action {
    font-size: 13px;
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}
.card-action:hover { text-decoration: underline; }

.card-body { padding: 20px; }
.card-body.p-0 { padding: 0; }
.card-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--color-border);
}

/* =========================================
   DASHBOARD STATS
   ========================================= */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--color-card);
    border-radius: var(--radius-lg);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.stat-icon {
    width: 48px; height: 48px;
    border-radius: var(--radius);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.stat-icon svg { width: 24px; height: 24px; }

.stat-blue .stat-icon { background: var(--color-info-light); color: var(--color-info); }
.stat-green .stat-icon { background: var(--color-success-light); color: var(--color-success); }
.stat-purple .stat-icon { background: #ede9fe; color: #7c3aed; }
.stat-orange .stat-icon { background: #fff7ed; color: #f97316; }

.stat-info { display: flex; flex-direction: column; min-width: 0; }
.stat-value { font-size: 22px; font-weight: 700; color: var(--color-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.stat-label { font-size: 12.5px; color: var(--color-muted); margin-top: 2px; }

.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* Status List */
.status-list { display: flex; flex-direction: column; gap: 12px; }
.status-item { display: flex; align-items: center; gap: 10px; }
.status-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.status-paid { background: var(--color-success); }
.status-unpaid { background: var(--color-warning); }
.status-expired { background: var(--color-muted); }
.status-failed { background: var(--color-danger); }
.status-name { flex: 1; color: var(--color-text); font-size: 13.5px; }
.status-count { font-weight: 600; font-size: 15px; color: var(--color-text); }

/* Low Stock List */
.low-stock-list { display: flex; flex-direction: column; gap: 8px; }
.low-stock-item { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.low-stock-name { font-size: 13.5px; color: var(--color-text); }
.low-stock-badge {
    font-size: 12px; font-weight: 600;
    padding: 2px 8px;
    border-radius: 999px;
    white-space: nowrap;
}
.badge-out { background: var(--color-danger-light); color: #b91c1c; }
.badge-limited { background: var(--color-warning-light); color: #92400e; }

/* =========================================
   TABLE
   ========================================= */
.table-wrapper { overflow-x: auto; }

.table { width: 100%; border-collapse: collapse; }

.table th {
    background: #f8fafc;
    padding: 10px 16px;
    text-align: left;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--color-muted);
    white-space: nowrap;
    border-bottom: 1px solid var(--color-border);
}

.table td {
    padding: 12px 16px;
    border-bottom: 1px solid #f1f5f9;
    font-size: 13.5px;
    vertical-align: middle;
}

.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr:hover td { background: #f8fafc; }

.ref-code {
    font-family: monospace;
    font-size: 12px;
    background: #f1f5f9;
    padding: 2px 6px;
    border-radius: 4px;
    color: #475569;
}

.price-cell { font-weight: 600; color: var(--color-primary); }
.text-muted { color: var(--color-muted); }
.text-center { text-align: center; }
.text-danger { color: var(--color-danger) !important; }
.text-warning { color: var(--color-warning) !important; }
.text-success { color: var(--color-success) !important; }

.empty-text { color: var(--color-muted); font-size: 13.5px; }

/* Product Cell */
.product-thumb {
    width: 48px; height: 48px;
    border-radius: var(--radius);
    object-fit: cover;
    border: 1px solid var(--color-border);
}
.product-thumb-placeholder {
    width: 48px; height: 48px;
    border-radius: var(--radius);
    background: #f1f5f9;
    display: flex; align-items: center; justify-content: center;
    font-size: 10px; color: var(--color-muted);
    border: 1px solid var(--color-border);
}
.product-name-cell { display: flex; flex-direction: column; gap: 2px; }
.product-name { font-weight: 500; color: var(--color-text); }
.product-desc { font-size: 12px; color: var(--color-muted); }

/* Customer Cell */
.customer-cell { display: flex; flex-direction: column; gap: 2px; }
.customer-name { font-weight: 500; }
.customer-email { font-size: 12px; color: var(--color-muted); }

/* User Cell */
.user-cell { display: flex; align-items: center; gap: 10px; }
.user-avatar-sm {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: var(--color-primary-light);
    color: var(--color-primary);
    display: flex; align-items: center; justify-content: center;
    font-weight: 600; font-size: 13px;
    flex-shrink: 0;
}

/* Stock */
.stock-number { font-weight: 600; font-size: 15px; }

/* =========================================
   BADGES
   ========================================= */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
}
.badge-success { background: var(--color-success-light); color: #065f46; }
.badge-warning { background: var(--color-warning-light); color: #92400e; }
.badge-danger { background: var(--color-danger-light); color: #7f1d1d; }
.badge-neutral { background: #f1f5f9; color: var(--color-muted); }
.badge-count {
    background: var(--color-bg);
    color: var(--color-muted);
    border: 1px solid var(--color-border);
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 500;
}

.status-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 11.5px;
    font-weight: 600;
    letter-spacing: .02em;
}
.status-badge.status-paid { background: var(--color-success-light); color: #065f46; }
.status-badge.status-unpaid { background: var(--color-warning-light); color: #92400e; }
.status-badge.status-expired { background: #f1f5f9; color: var(--color-muted); }
.status-badge.status-failed { background: var(--color-danger-light); color: #7f1d1d; }

.method-badge {
    display: inline-block;
    background: var(--color-primary-light);
    color: var(--color-primary);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11.5px;
    font-weight: 600;
    font-family: monospace;
}

/* =========================================
   BUTTONS
   ========================================= */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: 13.5px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    border: none;
    transition: all var(--transition);
    white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; }

.btn-primary { background: var(--color-primary); color: white; }
.btn-primary:hover { background: var(--color-primary-hover); }

.btn-secondary { background: white; color: var(--color-text); border: 1px solid var(--color-border); }
.btn-secondary:hover { background: var(--color-bg); }

.btn-ghost { background: transparent; color: var(--color-muted); border: 1px solid var(--color-border); }
.btn-ghost:hover { background: var(--color-bg); color: var(--color-text); }

.action-buttons { display: flex; align-items: center; gap: 6px; }

.btn-icon {
    width: 32px; height: 32px;
    border-radius: var(--radius);
    border: none; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all var(--transition);
    text-decoration: none;
}
.btn-icon svg { width: 15px; height: 15px; }

.btn-icon-blue { background: var(--color-info-light); color: var(--color-info); }
.btn-icon-blue:hover { background: var(--color-info); color: white; }

.btn-icon-green { background: var(--color-success-light); color: var(--color-success); }
.btn-icon-green:hover { background: var(--color-success); color: white; }

.btn-icon-red { background: var(--color-danger-light); color: var(--color-danger); }
.btn-icon-red:hover { background: var(--color-danger); color: white; }

/* =========================================
   TOOLBAR
   ========================================= */
.page-toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.toolbar-form { display: flex; align-items: center; gap: 8px; flex: 1; flex-wrap: wrap; }
.search-input { min-width: 200px; }

/* =========================================
   FORMS
   ========================================= */
.form-card {
    background: var(--color-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    padding: 28px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}

.form-section { margin-bottom: 24px; }
.form-section:last-child { margin-bottom: 0; }
.form-section-title {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--color-muted);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--color-border);
}

.form-group { margin-bottom: 16px; }
.form-group:last-child { margin-bottom: 0; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: 6px;
}
.form-label.required::after { content: ' *'; color: var(--color-danger); }

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 13.5px;
    color: var(--color-text);
    background: white;
    transition: border-color var(--transition), box-shadow var(--transition);
    font-family: inherit;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(79,70,229,0.1);
}

.form-input.is-invalid, .form-textarea.is-invalid { border-color: var(--color-danger); }
.form-error { display: block; font-size: 12px; color: var(--color-danger); margin-top: 4px; }
.form-hint { display: block; font-size: 12px; color: var(--color-muted); margin-top: 4px; }

.form-textarea { resize: vertical; min-height: 120px; }
.form-select { cursor: pointer; }

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
}

.form-divider {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 16px 0;
    color: var(--color-muted);
    font-size: 12px;
}
.form-divider::before, .form-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--color-border);
}

/* Image Upload */
.image-upload-area {
    border: 2px dashed var(--color-border);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition);
    background: #fafafa;
    position: relative;
}
.image-upload-area:hover, .image-upload-area.dragover {
    border-color: var(--color-primary);
    background: var(--color-primary-light);
}

.upload-placeholder {
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    color: var(--color-muted);
}
.upload-placeholder svg { width: 32px; height: 32px; color: #94a3b8; }
.upload-placeholder span { font-size: 13.5px; font-weight: 500; }
.upload-placeholder small { font-size: 12px; color: #94a3b8; }

.file-input {
    position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%;
}

.image-preview {
    width: 100%; max-height: 200px; object-fit: contain;
    border-radius: var(--radius);
}

.current-image {
    width: 100%; max-height: 200px; object-fit: contain;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    margin-bottom: 12px;
}

/* Password Input */
.input-password-wrapper { position: relative; }
.input-password-wrapper .form-input { padding-right: 40px; }
.toggle-password {
    position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
    background: none; border: none; cursor: pointer;
    color: var(--color-muted); display: flex; align-items: center;
}
.toggle-password svg { width: 18px; height: 18px; }

/* Radio Group */
.radio-group { display: flex; gap: 8px; flex-wrap: wrap; }
.radio-item { display: flex; align-items: center; gap: 6px; cursor: pointer; }
.radio-item input[type="radio"] { display: none; }
.radio-label {
    padding: 6px 14px;
    border: 2px solid var(--color-border);
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
}
.radio-item input[type="radio"]:checked + .radio-add { border-color: var(--color-success); background: var(--color-success-light); color: #065f46; }
.radio-item input[type="radio"]:checked + .radio-reduce { border-color: var(--color-danger); background: var(--color-danger-light); color: #7f1d1d; }
.radio-item input[type="radio"]:checked + .radio-set { border-color: var(--color-primary); background: var(--color-primary-light); color: var(--color-primary); }

/* Quick Stock */
.quick-stock { }
.stock-current-display { margin-bottom: 12px; font-size: 13.5px; }
.quick-stock-form { }
.quick-stock-row { display: flex; gap: 8px; align-items: center; }
.quick-stock-row .form-select { max-width: 110px; }
.quick-stock-row .form-input { max-width: 100px; }

/* =========================================
   MODAL
   ========================================= */
.modal-overlay {
    position: fixed; inset: 0;
    background: rgba(15,23,42,0.5);
    backdrop-filter: blur(2px);
    z-index: 199;
    opacity: 0; pointer-events: none;
    transition: opacity var(--transition);
}
.modal-overlay.show { opacity: 1; pointer-events: auto; }

.modal {
    position: fixed;
    top: 50%; left: 50%;
    transform: translate(-50%, -48%) scale(0.96);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0,0,0,.2);
    width: 90%; max-width: 440px;
    z-index: 200;
    opacity: 0; pointer-events: none;
    transition: all var(--transition);
}
.modal.show {
    opacity: 1; pointer-events: auto;
    transform: translate(-50%, -50%) scale(1);
}

.modal-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border);
}
.modal-title { font-size: 15px; font-weight: 600; }
.modal-close {
    width: 28px; height: 28px;
    border: none; background: none; cursor: pointer;
    border-radius: var(--radius);
    color: var(--color-muted);
    display: flex; align-items: center; justify-content: center;
    transition: all var(--transition);
}
.modal-close svg { width: 16px; height: 16px; }
.modal-close:hover { background: var(--color-bg); color: var(--color-text); }
.modal-body { padding: 20px; }

.stock-product-info { margin-bottom: 16px; padding: 12px; background: var(--color-bg); border-radius: var(--radius); }
.stock-product-name { font-weight: 600; display: block; margin-bottom: 4px; }
.stock-current { font-size: 13px; color: var(--color-muted); }

/* =========================================
   PAGINATION
   ========================================= */
.pagination { display: flex; gap: 8px; }
.page-btn {
    padding: 6px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 13px;
    color: var(--color-primary);
    text-decoration: none;
    transition: all var(--transition);
}
.page-btn:hover { background: var(--color-primary-light); border-color: var(--color-primary); }
.page-btn.disabled { color: var(--color-muted); cursor: not-allowed; }
.page-btn.disabled:hover { background: white; border-color: var(--color-border); }

/* =========================================
   PAGE NAVIGATION
   ========================================= */
.page-back { margin-bottom: 20px; }
.back-link {
    display: inline-flex; align-items: center; gap: 6px;
    color: var(--color-muted); text-decoration: none;
    font-size: 13.5px;
    transition: color var(--transition);
}
.back-link svg { width: 18px; height: 18px; }
.back-link:hover { color: var(--color-primary); }

/* =========================================
   DETAIL VIEW
   ========================================= */
.detail-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.detail-list { display: flex; flex-direction: column; gap: 14px; }
.detail-item { display: flex; flex-direction: column; gap: 4px; }
.detail-label { font-size: 11.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; color: var(--color-muted); }
.detail-value { font-size: 14px; color: var(--color-text); }

.link-primary { color: var(--color-primary); text-decoration: none; }
.link-primary:hover { text-decoration: underline; }

.product-detail-card { display: flex; gap: 16px; align-items: flex-start; }
.product-detail-img { width: 100px; height: 100px; object-fit: cover; border-radius: var(--radius); flex-shrink: 0; }
.product-detail-info { flex: 1; }

.user-profile-header { display: flex; align-items: center; gap: 16px; }
.user-avatar-lg {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: var(--color-primary);
    color: white;
    display: flex; align-items: center; justify-content: center;
    font-size: 24px; font-weight: 700;
    flex-shrink: 0;
}

/* =========================================
   LOGIN PAGE
   ========================================= */
.login-body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.login-container { width: 100%; max-width: 400px; }

.login-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.15);
}

.login-header { text-align: center; margin-bottom: 28px; }
.login-logo {
    width: 56px; height: 56px;
    background: var(--color-primary);
    border-radius: var(--radius-lg);
    color: white;
    font-size: 28px; font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 16px;
}
.login-title { font-size: 22px; font-weight: 700; color: var(--color-text); margin-bottom: 4px; }
.login-subtitle { font-size: 13.5px; color: var(--color-muted); }

.login-form { display: flex; flex-direction: column; gap: 16px; }

.btn-login {
    width: 100%;
    padding: 11px;
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition);
    font-family: inherit;
}
.btn-login:hover { background: var(--color-primary-hover); }

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 1024px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .detail-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open { transform: translateX(0); }

    .main-wrapper { margin-left: 0; }
    .sidebar-toggle { display: flex; }

    .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .dashboard-grid { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }

    .main-content { padding: 16px; }
    .topbar { padding: 0 16px; }

    .stat-value { font-size: 18px; }
    .quick-stock-row { flex-wrap: wrap; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .page-toolbar { flex-direction: column; align-items: stretch; }
    .toolbar-form { flex-direction: column; }
    .search-input { min-width: 0; }
}