/* ============================================================
   BeautyPro Enterprise SaaS - Main Stylesheet
   Premium Luxury Beauty Platform
   ============================================================ */

/* ─── CSS Variables ─── */
:root {
    --primary: #c9a96e;
    --primary-dark: #b8954e;
    --primary-light: #e0d0a8;
    --primary-bg: #fafaf6;
    --accent: #2d2d3f;
    --accent-light: #4a4a6a;
    --white: #ffffff;
    --black: #1a1a2e;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
    --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.05);
    --shadow-xl: 0 25px 50px -12px rgba(0,0,0,0.15);
    --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-serif: Georgia, 'Times New Roman', serif;
    --font-display: var(--font-serif);
    --transition: all 0.2s ease;
}

/* ─── Reset & Base ─── */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { font-size:16px; scroll-behavior:smooth; }
body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--gray-800);
    background: var(--primary-bg);
    -webkit-font-smoothing: antialiased;
}
img { max-width:100%; height:auto; display:block; }
a { color: var(--primary-dark); text-decoration:none; transition:var(--transition); }
a:hover { color: var(--accent); }
h1,h2,h3,h4,h5,h6 { font-family: var(--font-display); line-height:1.3; color: var(--black); }
h1 { font-size:2.5rem; font-weight:700; }
h2 { font-size:2rem; font-weight:700; }
h3 { font-size:1.5rem; font-weight:600; }
h4 { font-size:1.25rem; font-weight:600; }
p { margin-bottom:1rem; }
ul,ol { padding-left:1.5rem; margin-bottom:1rem; }

/* ─── Container ─── */
.container { width:100%; max-width:1280px; margin:0 auto; padding:0 20px; }
.container-sm { max-width:960px; }
.container-lg { max-width:1440px; }

/* ─── Buttons ─── */
.btn {
    display:inline-flex; align-items:center; justify-content:center; gap:8px;
    padding:12px 28px; font-size:0.95rem; font-weight:600;
    border-radius:var(--border-radius); border:2px solid transparent;
    cursor:pointer; transition:var(--transition);
    text-decoration:none; line-height:1.4;
    font-family:var(--font-sans);
}
.btn:hover { transform:translateY(-1px); }
.btn:active { transform:translateY(0); }
.btn-primary { background:var(--primary); color:var(--white); border-color:var(--primary); }
.btn-primary:hover { background:var(--primary-dark); border-color:var(--primary-dark); color:var(--white); }
.btn-secondary { background:var(--accent); color:var(--white); border-color:var(--accent); }
.btn-secondary:hover { background:var(--accent-light); border-color:var(--accent-light); color:var(--white); }
.btn-outline { background:transparent; color:var(--black); border-color:var(--gray-300); }
.btn-outline:hover { background:var(--gray-100); border-color:var(--gray-400); color:var(--black); }
.btn-white { background:var(--white); color:var(--black); border-color:var(--white); }
.btn-white:hover { background:var(--gray-50); border-color:var(--gray-50); }
.btn-success { background:var(--success); color:var(--white); border-color:var(--success); }
.btn-danger { background:var(--error); color:var(--white); border-color:var(--error); }
.btn-sm { padding:8px 18px; font-size:0.85rem; }
.btn-lg { padding:16px 36px; font-size:1.1rem; border-radius:var(--border-radius-lg); }
.btn-block { width:100%; }
.btn:disabled { opacity:0.5; cursor:not-allowed; transform:none; }

/* ─── Forms ─── */
.form-group { margin-bottom:1.25rem; }
.form-label { display:block; margin-bottom:0.4rem; font-weight:600; font-size:0.9rem; color:var(--gray-700); }
.form-control {
    width:100%; padding:12px 16px; font-size:0.95rem;
    border:2px solid var(--gray-300); border-radius:var(--border-radius);
    background:var(--white); color:var(--black); transition: var(--transition);
    font-family:var(--font-sans);
}
.form-control:focus { outline:none; border-color:var(--primary); box-shadow:0 0 0 3px rgba(201,169,110,0.2); }
.form-control::placeholder { color:var(--gray-400); }
textarea.form-control { min-height:120px; resize:vertical; }
select.form-control { appearance:none; background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236b7280' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E"); background-repeat:no-repeat; background-position:right 14px center; padding-right:40px; }
.form-check { display:flex; align-items:center; gap:8px; }
.form-check input[type="checkbox"], .form-check input[type="radio"] { width:18px; height:18px; accent-color:var(--primary); }
.form-error { color:var(--error); font-size:0.85rem; margin-top:4px; }
.form-hint { color:var(--gray-400); font-size:0.85rem; margin-top:4px; }
.is-invalid { border-color:var(--error) !important; }
.is-invalid:focus { box-shadow:0 0 0 3px rgba(239,68,68,0.15); }

/* ─── Alerts ─── */
.alert {
    padding:14px 20px; border-radius:var(--border-radius);
    font-size:0.95rem; font-weight:500;
    border:2px solid; text-align:center;
    margin:0 20px 20px;
}
.alert-success { background:#d1fae5; border-color:#10b981; color:#065f46; }
.alert-error { background:#fee2e2; border-color:#ef4444; color:#991b1b; }
.alert-warning { background:#fef3c7; border-color:#f59e0b; color:#92400e; }
.alert-info { background:#dbeafe; border-color:#3b82f6; color:#1e40af; }

/* ─── Header ─── */
.site-header { background:var(--white); border-bottom:2px solid var(--gray-200); position:sticky; top:0; z-index:1000; }
.site-header .container { display:flex; align-items:center; justify-content:space-between; height:72px; }
.logo { font-family:var(--font-display); font-size:1.5rem; font-weight:700; color:var(--black); letter-spacing:-0.5px; }
.logo:hover { color:var(--primary-dark); }
.main-nav { display:flex; gap:8px; }
.main-nav a { padding:8px 16px; font-size:0.9rem; font-weight:500; color:var(--gray-600); border-radius:var(--border-radius); }
.main-nav a:hover { background:var(--gray-100); color:var(--black); }
.header-actions { display:flex; align-items:center; gap:8px; }
.cart-icon { font-size:1.4rem; padding:8px; border-radius:var(--border-radius); }
.cart-icon:hover { background:var(--gray-100); }

/* ─── Footer ─── */
.site-footer { background:var(--accent); color:var(--gray-300); padding:60px 0 0; margin-top:80px; }
.footer-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:40px; padding-bottom:40px; }
.footer-col h4 { color:var(--white); margin-bottom:16px; font-size:1.1rem; }
.footer-col p { font-size:0.9rem; line-height:1.6; }
.footer-col a { display:block; color:var(--gray-400); font-size:0.9rem; margin-bottom:8px; }
.footer-col a:hover { color:var(--primary); }
.footer-bottom { border-top:1px solid rgba(255,255,255,0.1); padding:24px 0; text-align:center; font-size:0.85rem; color:var(--gray-500); }

/* ─── Hero ─── */
.hero {
    background: linear-gradient(135deg, var(--accent) 0%, var(--black) 100%);
    color: var(--white); padding: 80px 0;
    position: relative; overflow: hidden;
}
.hero::before {
    content: ''; position: absolute; top:-50%; right:-20%;
    width:60%; height:200%;
    background: radial-gradient(circle, rgba(201,169,110,0.15) 0%, transparent 70%);
}
.hero .container { position:relative; z-index:1; display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center; }
.hero-content h1 { font-size:3rem; font-weight:800; color:var(--white); margin-bottom:20px; line-height:1.2; }
.hero-content h1 span { color:var(--primary); }
.hero-content p { font-size:1.15rem; color:var(--gray-300); margin-bottom:32px; line-height:1.7; }
.hero-actions { display:flex; gap:12px; flex-wrap:wrap; }
.hero-image img { border-radius:var(--border-radius-xl); box-shadow:var(--shadow-xl); }

/* ─── Sections ─── */
.section { padding:80px 0; }
.section-header { text-align:center; margin-bottom:48px; }
.section-header h2 { font-size:2.2rem; margin-bottom:12px; }
.section-header p { color:var(--gray-500); font-size:1.1rem; max-width:600px; margin:0 auto; }
.section-light { background:var(--white); }
.section-dark { background:var(--accent); color:var(--white); }
.section-dark h2, .section-dark h3 { color:var(--white); }
.section-dark p { color:var(--gray-300); }

/* ─── Cards ─── */
.card {
    background:var(--white); border-radius:var(--border-radius-lg);
    border:2px solid var(--gray-200); overflow:hidden;
    transition:var(--transition);
}
.card:hover { box-shadow:var(--shadow-md); transform:translateY(-2px); }
.card-image { position:relative; overflow:hidden; aspect-ratio:4/3; }
.card-image img { width:100%; height:100%; object-fit:cover; transition:transform 0.4s; }
.card:hover .card-image img { transform:scale(1.05); }
.card-badge {
    position:absolute; top:12px; left:12px;
    padding:4px 12px; border-radius:20px;
    font-size:0.75rem; font-weight:700; text-transform:uppercase; letter-spacing:0.5px;
    background:var(--primary); color:var(--white);
}
.card-body { padding:20px; }
.card-title { font-size:1.15rem; font-weight:600; margin-bottom:8px; }
.card-text { color:var(--gray-500); font-size:0.9rem; margin-bottom:12px; }
.card-price { font-size:1.3rem; font-weight:700; color:var(--primary-dark); }
.card-price .old { text-decoration:line-through; color:var(--gray-400); font-size:0.9rem; margin-right:8px; font-weight:400; }

/* ─── Grid ─── */
.grid { display:grid; gap:24px; }
.grid-2 { grid-template-columns:repeat(2,1fr); }
.grid-3 { grid-template-columns:repeat(3,1fr); }
.grid-4 { grid-template-columns:repeat(4,1fr); }

/* ─── Service Cards ─── */
.service-card { text-align:center; padding:32px 20px; }
.service-card .icon { width:64px; height:64px; margin:0 auto 16px; background:var(--primary-bg); border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:1.8rem; }
.service-card h3 { margin-bottom:8px; }
.service-card p { color:var(--gray-500); font-size:0.9rem; }
.service-card .price { font-weight:700; color:var(--primary-dark); margin-top:8px; }
.service-card .duration { color:var(--gray-400); font-size:0.85rem; }

/* ─── Stats ─── */
.stats-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; }
.stat-card { text-align:center; padding:24px; background:var(--white); border-radius:var(--border-radius-lg); border:2px solid var(--gray-200); }
.stat-card .stat-number { font-size:2.5rem; font-weight:800; color:var(--primary-dark); font-family:var(--font-display); }
.stat-card .stat-label { color:var(--gray-500); font-size:0.95rem; margin-top:4px; }

/* ─── Reviews ─── */
.review-card { padding:24px; }
.review-header { display:flex; align-items:center; gap:12px; margin-bottom:12px; }
.review-avatar { width:48px; height:48px; border-radius:50%; background:var(--gray-200); overflow:hidden; }
.review-stars { color:var(--warning); font-size:0.9rem; }
.review-text { color:var(--gray-600); font-style:italic; line-height:1.6; }

/* ─── Before/After ─── */
.ba-card { position:relative; }
.ba-images { display:grid; grid-template-columns:1fr 1fr; gap:4px; }
.ba-images img { aspect-ratio:3/4; object-fit:cover; border-radius:var(--border-radius); }
.ba-label {
    position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);
    background:var(--white); padding:4px 12px; border-radius:20px;
    font-size:0.75rem; font-weight:700; box-shadow:var(--shadow);
}

/* ─── Blog Cards ─── */
.blog-card .card-body { padding:24px; }
.blog-meta { display:flex; gap:16px; font-size:0.85rem; color:var(--gray-400); margin-bottom:8px; }

/* ─── FAQ ─── */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item { border-bottom:2px solid var(--gray-200); padding:20px 0; }
.faq-question { font-weight:600; font-size:1.1rem; cursor:pointer; display:flex; justify-content:space-between; align-items:center; }
.faq-question::after { content:'+'; font-size:1.5rem; color:var(--primary); }
.faq-answer { padding-top:12px; color:var(--gray-600); display:none; }
.faq-item.open .faq-answer { display:block; }
.faq-item.open .faq-question::after { content:'\2212'; }

/* ─── Contact ─── */
.contact-grid { display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:start; }
.contact-info h3 { margin-bottom:16px; }
.contact-info-item { display:flex; gap:12px; margin-bottom:16px; }
.contact-info-icon { font-size:1.3rem; }

/* ─── Auth Pages ─── */
.auth-container { max-width:460px; margin:60px auto; padding:40px; background:var(--white); border-radius:var(--border-radius-xl); border:2px solid var(--gray-200); box-shadow:var(--shadow-lg); }
.auth-title { text-align:center; margin-bottom:8px; }
.auth-subtitle { text-align:center; color:var(--gray-500); margin-bottom:32px; }
.auth-footer { text-align:center; margin-top:24px; font-size:0.9rem; color:var(--gray-500); }

/* ─── Admin Layout ─── */
.admin-layout { display:flex; min-height:100vh; }
.admin-sidebar {
    width:260px; background:var(--accent); color:var(--white);
    position:fixed; left:0; top:0; bottom:0; overflow-y:auto;
    padding:24px 0; z-index:100;
}
.admin-sidebar-logo { padding:0 24px 24px; border-bottom:1px solid rgba(255,255,255,0.1); margin-bottom:16px; }
.admin-sidebar-logo a { color:var(--white); font-size:1.3rem; font-weight:700; }
.admin-sidebar-nav a {
    display:flex; align-items:center; gap:12px;
    padding:12px 24px; color:var(--gray-400); font-size:0.9rem; font-weight:500;
    transition:var(--transition);
}
.admin-sidebar-nav a:hover, .admin-sidebar-nav a.active { background:rgba(255,255,255,0.08); color:var(--primary); }
.admin-sidebar-nav .nav-label { text-transform:uppercase; font-size:0.7rem; letter-spacing:1.5px; color:var(--gray-500); padding:20px 24px 8px; }
.admin-main { margin-left:260px; flex:1; background:var(--primary-bg); min-height:100vh; }
.admin-header { background:var(--white); border-bottom:2px solid var(--gray-200); padding:16px 24px; display:flex; align-items:center; justify-content:space-between; position:sticky; top:0; z-index:50; }
.admin-content { padding:24px; }
.admin-header-actions { display:flex; align-items:center; gap:12px; }

/* ─── Admin Dashboard Widgets ─── */
.widgets-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:20px; margin-bottom:24px; }
.widget {
    background:var(--white); padding:24px; border-radius:var(--border-radius-lg);
    border:2px solid var(--gray-200); transition:var(--transition);
}
.widget:hover { box-shadow:var(--shadow-md); }
.widget-header { display:flex; justify-content:space-between; align-items:flex-start; margin-bottom:12px; }
.widget-label { font-size:0.85rem; color:var(--gray-500); font-weight:500; }
.widget-icon { font-size:1.4rem; opacity:0.7; }
.widget-value { font-size:2rem; font-weight:800; color:var(--black); font-family:var(--font-display); }
.widget-change { font-size:0.8rem; margin-top:4px; }
.widget-change.positive { color:var(--success); }
.widget-change.negative { color:var(--error); }

/* ─── Tables ─── */
.table-container { background:var(--white); border-radius:var(--border-radius-lg); border:2px solid var(--gray-200); overflow:hidden; }
.table-header { padding:20px 24px; border-bottom:2px solid var(--gray-200); display:flex; justify-content:space-between; align-items:center; }
.table-header h3 { margin:0; }
table { width:100%; border-collapse:collapse; }
thead th { background:var(--gray-50); padding:12px 16px; text-align:left; font-size:0.8rem; font-weight:700; text-transform:uppercase; letter-spacing:0.5px; color:var(--gray-500); border-bottom:2px solid var(--gray-200); }
tbody td { padding:14px 16px; border-bottom:1px solid var(--gray-100); font-size:0.9rem; }
tbody tr:hover { background:var(--gray-50); }
tbody tr:last-child td { border-bottom:none; }

/* ─── Badges ─── */
.badge {
    display:inline-block; padding:3px 10px; border-radius:20px;
    font-size:0.75rem; font-weight:700;
}
.badge-primary { background:#fef3c7; color:#92400e; }
.badge-success { background:#d1fae5; color:#065f46; }
.badge-danger { background:#fee2e2; color:#991b1b; }
.badge-info { background:#dbeafe; color:#1e40af; }
.badge-warning { background:#fef3c7; color:#92400e; }
.badge-gray { background:var(--gray-100); color:var(--gray-600); }

/* ─── Modal ─── */
.modal-overlay { position:fixed; inset:0; background:rgba(0,0,0,0.5); z-index:9999; display:flex; align-items:center; justify-content:center; }
.modal { background:var(--white); border-radius:var(--border-radius-xl); border:2px solid var(--gray-200); max-width:560px; width:90%; max-height:90vh; overflow-y:auto; box-shadow:var(--shadow-xl); }
.modal-header { padding:20px 24px; border-bottom:2px solid var(--gray-200); display:flex; justify-content:space-between; align-items:center; }
.modal-body { padding:24px; }
.modal-footer { padding:16px 24px; border-top:2px solid var(--gray-200); display:flex; justify-content:flex-end; gap:8px; }
.modal-close { background:none; border:none; font-size:1.5rem; cursor:pointer; color:var(--gray-400); }

/* ─── Pagination ─── */
.pagination { display:flex; gap:4px; justify-content:center; margin-top:24px; }
.pagination a, .pagination span { display:inline-flex; align-items:center; justify-content:center; min-width:40px; height:40px; padding:0 12px; border-radius:var(--border-radius); border:2px solid var(--gray-200); font-size:0.9rem; font-weight:500; }
.pagination a:hover { background:var(--gray-100); }
.pagination .active { background:var(--primary); border-color:var(--primary); color:var(--white); }

/* ─── Breadcrumb ─── */
.breadcrumb { display:flex; gap:8px; font-size:0.9rem; color:var(--gray-500); margin-bottom:24px; }
.breadcrumb a { color:var(--gray-500); }
.breadcrumb a:hover { color:var(--primary-dark); }
.breadcrumb span { color:var(--gray-400); }

/* ─── Tabs ─── */
.tabs { display:flex; border-bottom:2px solid var(--gray-200); margin-bottom:24px; }
.tab { padding:12px 24px; font-weight:600; color:var(--gray-500); border-bottom:3px solid transparent; cursor:pointer; transition:var(--transition); }
.tab:hover { color:var(--black); }
.tab.active { color:var(--primary-dark); border-bottom-color:var(--primary); }

/* ─── File Manager ─── */
.file-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(160px,1fr)); gap:16px; }
.file-card { text-align:center; padding:16px; background:var(--white); border-radius:var(--border-radius); border:2px solid var(--gray-200); cursor:pointer; transition:var(--transition); }
.file-card:hover { border-color:var(--primary); box-shadow:var(--shadow); }
.file-card-icon { font-size:2.5rem; margin-bottom:8px; }
.file-card-name { font-size:0.85rem; color:var(--gray-600); word-break:break-all; }

/* ─── Search ─── */
.search-box { position:relative; }
.search-box input { padding-left:44px; }
.search-box .search-icon { position:absolute; left:16px; top:50%; transform:translateY(-50%); color:var(--gray-400); font-size:1.1rem; }

/* ─── Utilities ─── */
.text-center { text-align:center; }
.text-right { text-align:right; }
.text-primary { color:var(--primary-dark); }
.text-success { color:var(--success); }
.text-danger { color:var(--error); }
.text-warning { color:var(--warning); }
.text-muted { color:var(--gray-500); }
.text-sm { font-size:0.85rem; }
.text-lg { font-size:1.1rem; }
.font-bold { font-weight:700; }
.mt-0 { margin-top:0; }
.mt-1 { margin-top:0.5rem; }
.mt-2 { margin-top:1rem; }
.mt-3 { margin-top:1.5rem; }
.mt-4 { margin-top:2rem; }
.mb-0 { margin-bottom:0; }
.mb-1 { margin-bottom:0.5rem; }
.mb-2 { margin-bottom:1rem; }
.mb-3 { margin-bottom:1.5rem; }
.mb-4 { margin-bottom:2rem; }
.flex { display:flex; }
.flex-col { flex-direction:column; }
.items-center { align-items:center; }
.justify-between { justify-content:space-between; }
.justify-center { justify-content:center; }
.gap-1 { gap:0.5rem; }
.gap-2 { gap:1rem; }
.gap-3 { gap:1.5rem; }
.gap-4 { gap:2rem; }
.flex-wrap { flex-wrap:wrap; }
.hidden { display:none; }
.relative { position:relative; }
.w-full { width:100%; }
.truncate { overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.divider { border-top:2px solid var(--gray-200); margin:24px 0; }
.sr-only { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); border:none; }

/* ─── Calendar ─── */
.calendar { background:var(--white); border-radius:var(--border-radius-lg); border:2px solid var(--gray-200); overflow:hidden; }
.calendar-header { display:flex; justify-content:space-between; align-items:center; padding:16px 20px; border-bottom:2px solid var(--gray-200); }
.calendar-grid { display:grid; grid-template-columns:repeat(7,1fr); }
.calendar-day-header { padding:12px; text-align:center; font-weight:700; font-size:0.8rem; text-transform:uppercase; color:var(--gray-500); background:var(--gray-50); }
.calendar-day { padding:12px; min-height:80px; border:1px solid var(--gray-100); cursor:pointer; transition:var(--transition); }
.calendar-day:hover { background:var(--gray-50); }
.calendar-day.today { background:var(--primary-bg); }
.calendar-day .day-num { font-weight:700; margin-bottom:4px; }
.calendar-event { font-size:0.7rem; padding:2px 6px; border-radius:4px; margin-bottom:2px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; background:var(--primary); color:var(--white); }

/* ─── Responsive ─── */
@media (max-width: 1024px) {
    .grid-4 { grid-template-columns:repeat(2,1fr); }
    .widgets-grid { grid-template-columns:repeat(2,1fr); }
    .stats-grid { grid-template-columns:repeat(2,1fr); }
    .footer-grid { grid-template-columns:repeat(2,1fr); }
    .hero .container { grid-template-columns:1fr; text-align:center; }
    .hero-image { display:none; }
    .hero-actions { justify-content:center; }
    .contact-grid { grid-template-columns:1fr; }
    .admin-sidebar { width:220px; }
    .admin-main { margin-left:220px; }
}
@media (max-width: 768px) {
    h1 { font-size:1.8rem; }
    h2 { font-size:1.5rem; }
    .grid-2, .grid-3, .grid-4 { grid-template-columns:1fr; }
    .widgets-grid { grid-template-columns:1fr; }
    .stats-grid { grid-template-columns:1fr 1fr; }
    .main-nav { display:none; }
    .admin-sidebar { display:none; }
    .admin-main { margin-left:0; }
    .section { padding:48px 0; }
    .hero { padding:48px 0; }
    .hero-content h1 { font-size:2rem; }
}
@media (max-width: 480px) {
    .stats-grid { grid-template-columns:1fr; }
    .footer-grid { grid-template-columns:1fr; }
    .auth-container { margin:24px 12px; padding:24px; }
}