:root {
    --primary: #6C3AED;
    --primary-dark: #5B21B6;
    --primary-light: #8B5CF6;
    --primary-lighter: #C4B5FD;
    --primary-bg: #F5F3FF;
    --secondary: #64748B;
    --success: #059669;
    --success-bg: #D1FAE5;
    --warning: #D97706;
    --warning-bg: #FEF3C7;
    --danger: #DC2626;
    --danger-bg: #FEE2E2;
    --info: #2563EB;
    --info-bg: #DBEAFE;
    --dark: #0F172A;
    --dark-light: #1E293B;
    --gray-50: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E1;
    --gray-400: #94A3B8;
    --gray-500: #64748B;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1E293B;
    --gray-900: #0F172A;
    --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05);
    --shadow: 0 1px 3px 0 rgba(0,0,0,0.1), 0 1px 2px -1px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
    --shadow-purple: 0 10px 30px -5px rgba(108, 58, 237, 0.3);
    --radius: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--gray-50);
    color: var(--gray-800);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: var(--primary); transition: var(--transition); }
a:hover { color: var(--primary-dark); }

img { max-width: 100%; height: auto; display: block; }

/* ==================== NAVIGATION ==================== */
.navbar {
    background: white;
    border-bottom: 1px solid var(--gray-200);
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}
.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 64px;
}
.navbar-brand {
    font-size: 1.375rem;
    font-weight: 800;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.375rem;
    letter-spacing: -0.025em;
}
.navbar-brand:hover { color: var(--primary); }
.navbar-brand span { color: var(--dark); }
.navbar-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
}
.navbar-nav a {
    color: var(--gray-600);
    font-weight: 500;
    font-size: 0.875rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.375rem;
}
.navbar-nav a:hover {
    color: var(--primary);
    background: var(--primary-bg);
}
.navbar-nav .balance-badge {
    background: var(--success-bg);
    color: var(--success);
    padding: 0.375rem 0.75rem;
    border-radius: 9999px;
    font-weight: 700;
    font-size: 0.8125rem;
    margin-right: 0.375rem;
}
.chat-icon-badge {
    position: relative;
}
.chat-icon-badge .badge-count {
    position: absolute;
    top: 0;
    right: 0;
    width: 16px;
    height: 16px;
    background: var(--danger);
    color: white;
    border-radius: 50%;
    font-size: 0.625rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translate(25%, -25%);
}

/* ==================== CONTAINERS ==================== */
.container { max-width: 1280px; margin: 0 auto; padding: 0 1.5rem; }
.container-sm { max-width: 640px; margin: 0 auto; padding: 0 1.5rem; }

/* ==================== CARDS ==================== */
.card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}
.card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--gray-200);
}
.card-header h3 { font-size: 1.0625rem; font-weight: 600; color: var(--gray-900); }
.card-body { padding: 1.5rem; }
.card-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--gray-200);
    background: var(--gray-50);
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.875rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    line-height: 1.5;
    white-space: nowrap;
    font-family: inherit;
}
.btn-primary {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}
.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    color: white;
    box-shadow: var(--shadow-purple);
    transform: translateY(-1px);
}
.btn-success { background: var(--success); color: white; border-color: var(--success); }
.btn-success:hover { background: #047857; color: white; }
.btn-warning { background: var(--warning); color: white; border-color: var(--warning); }
.btn-warning:hover { background: #B45309; color: white; }
.btn-danger { background: var(--danger); color: white; border-color: var(--danger); }
.btn-danger:hover { background: #B91C1C; color: white; }
.btn-outline {
    background: white;
    border: 1px solid var(--gray-300);
    color: var(--gray-700);
}
.btn-outline:hover { background: var(--gray-50); border-color: var(--gray-400); color: var(--gray-900); }
.btn-ghost {
    background: transparent;
    color: var(--gray-600);
    border: none;
    padding: 0.5rem;
}
.btn-ghost:hover { background: var(--gray-100); color: var(--gray-900); }
.btn-sm { padding: 0.375rem 0.75rem; font-size: 0.75rem; }
.btn-lg { padding: 0.75rem 1.75rem; font-size: 0.9375rem; }
.btn-xl { padding: 0.875rem 2.25rem; font-size: 1rem; font-weight: 700; border-radius: var(--radius-lg); }
.btn-block { display: flex; width: 100%; }
.btn-group { display: flex; gap: 0.5rem; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

/* ==================== FORMS ==================== */
.form-group { margin-bottom: 1.25rem; }
.form-group label {
    display: block;
    margin-bottom: 0.375rem;
    font-weight: 600;
    font-size: 0.8125rem;
    color: var(--gray-700);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1.5px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 0.9375rem;
    background: white;
    transition: var(--transition);
    color: var(--gray-800);
    font-family: inherit;
}
.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(108, 58, 237, 0.15);
}
.form-control::placeholder { color: var(--gray-400); }
textarea.form-control { min-height: 140px; resize: vertical; }
select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}
.form-error {
    color: var(--danger);
    font-size: 0.8125rem;
    margin-top: 0.375rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}
.form-hint {
    color: var(--gray-500);
    font-size: 0.8125rem;
    margin-top: 0.375rem;
}

/* ==================== ALERTS ==================== */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius);
    margin-bottom: 1.25rem;
    font-size: 0.875rem;
    border: 1px solid;
}
.alert-success { background: var(--success-bg); color: #065F46; border-color: #A7F3D0; }
.alert-error { background: var(--danger-bg); color: #991B1B; border-color: #FECACA; }
.alert-warning { background: var(--warning-bg); color: #92400E; border-color: #FDE68A; }
.alert-info { background: var(--info-bg); color: #1E40AF; border-color: #BFDBFE; }

/* ==================== BADGES ==================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    border-radius: 9999px;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.025em;
    text-transform: uppercase;
    line-height: 1.4;
}
.badge-success { background: var(--success-bg); color: #065F46; }
.badge-warning { background: var(--warning-bg); color: #92400E; }
.badge-danger { background: var(--danger-bg); color: #991B1B; }
.badge-info { background: var(--info-bg); color: #1E40AF; }
.badge-primary { background: var(--primary-bg); color: var(--primary-dark); }
.badge-secondary { background: var(--gray-100); color: var(--gray-600); }

/* ==================== STATS ==================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}
.stat-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}
.stat-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.stat-card .stat-value {
    font-size: 1.875rem;
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.025em;
    line-height: 1.2;
}
.stat-card .stat-label {
    font-size: 0.8125rem;
    color: var(--gray-500);
    margin-top: 0.25rem;
    font-weight: 500;
}

/* ==================== TABLES ==================== */
.table-wrapper { overflow-x: auto; }
table {
    width: 100%;
    border-collapse: collapse;
}
table th, table td {
    padding: 0.875rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
    font-size: 0.875rem;
}
table th {
    font-weight: 700;
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-500);
    background: var(--gray-50);
    border-bottom: 2px solid var(--gray-200);
}
table tr:hover { background: var(--gray-50); }

/* ==================== GRIDS ==================== */
.grid { display: grid; gap: 1.25rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ==================== WEBSITE CARDS ==================== */
.website-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
}
.website-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-lighter);
}
.website-card .card-body { padding: 1.25rem; }
.website-domain {
    font-size: 0.75rem;
    color: var(--gray-500);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.375rem;
}
.website-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--gray-900);
    line-height: 1.4;
}
.website-card .price {
    font-size: 1.375rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.025em;
}
.website-meta {
    display: flex;
    gap: 1rem;
    margin-top: 0.75rem;
    font-size: 0.75rem;
    color: var(--gray-500);
}
.website-meta strong { color: var(--gray-700); font-weight: 600; }
.website-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    margin-top: 0.75rem;
}
.website-tags span {
    background: var(--gray-100);
    padding: 0.25rem 0.625rem;
    border-radius: 9999px;
    font-size: 0.6875rem;
    color: var(--gray-600);
    font-weight: 600;
}
.featured-badge {
    background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
    color: white;
    text-align: center;
    padding: 0.375rem;
    font-size: 0.625rem;
    font-weight: 800;
    letter-spacing: 0.075em;
    text-transform: uppercase;
}

/* ==================== LAYOUTS ==================== */
.dashboard-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 1.5rem;
}
.sidebar {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    height: fit-content;
    position: sticky;
    top: 80px;
}
.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: var(--radius);
    color: var(--gray-600);
    font-weight: 500;
    margin-bottom: 0.25rem;
    transition: var(--transition);
    font-size: 0.875rem;
}
.sidebar-nav a:hover {
    background: var(--gray-50);
    color: var(--primary);
}
.sidebar-nav a.active {
    background: var(--primary-bg);
    color: var(--primary);
    font-weight: 700;
}
.sidebar-divider {
    height: 1px;
    background: var(--gray-200);
    margin: 0.75rem 0;
}

/* ==================== MESSAGES / CHAT ==================== */
.messages-container {
    max-height: 500px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.message {
    display: flex;
    gap: 0.5rem;
}
.message.sent {
    flex-direction: row-reverse;
    align-self: flex-end;
}
.message .message-content {
    max-width: 75%;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-lg);
    background: white;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    font-size: 0.875rem;
}
.message.sent .message-content {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}
.message .message-meta {
    font-size: 0.625rem;
    color: var(--gray-400);
    margin-top: 0.25rem;
}
.message.sent .message-meta { color: rgba(255,255,255,0.7); }

/* ==================== PAGINATION ==================== */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.375rem;
    margin-top: 2rem;
}
.pagination a, .pagination span {
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius);
    border: 1px solid var(--gray-300);
    color: var(--gray-600);
    font-size: 0.8125rem;
    font-weight: 600;
    transition: var(--transition);
}
.pagination a:hover { background: var(--gray-50); border-color: var(--gray-400); }
.pagination .active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* ==================== HERO ==================== */
.hero {
    background: linear-gradient(135deg, var(--dark) 0%, var(--primary-dark) 50%, var(--primary) 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero h1 {
    font-size: 3.25rem;
    font-weight: 900;
    margin-bottom: 1rem;
    letter-spacing: -0.035em;
    line-height: 1.1;
    position: relative;
}
.hero p {
    font-size: 1.25rem;
    opacity: 0.85;
    margin-bottom: 2.5rem;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
    position: relative;
}
.hero .search-box {
    max-width: 600px;
    margin: 0 auto 2rem;
    position: relative;
}
.hero .search-box input {
    width: 100%;
    padding: 1rem 1.5rem;
    padding-right: 3.5rem;
    border-radius: 9999px;
    border: none;
    font-size: 1rem;
    box-shadow: var(--shadow-xl);
    font-family: inherit;
}
.hero .search-box input:focus {
    outline: none;
    box-shadow: var(--shadow-xl), 0 0 0 3px rgba(255,255,255,0.2);
}
.hero .search-box button {
    position: absolute;
    right: 0.375rem;
    top: 50%;
    transform: translateY(-50%);
    background: var(--primary);
    color: white;
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 9999px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.hero .search-box button:hover { background: var(--primary-dark); }

/* ==================== SECTIONS ==================== */
.section { padding: 3.5rem 0; }
.section-header { margin-bottom: 2rem; }
.section-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.025em;
    margin-bottom: 0.5rem;
}
.section-subtitle {
    color: var(--gray-500);
    font-size: 1.0625rem;
}

/* ==================== AVATAR ==================== */
.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
    flex-shrink: 0;
}
.avatar-sm { width: 32px; height: 32px; font-size: 0.75rem; }
.avatar-lg { width: 56px; height: 56px; font-size: 1.25rem; }

/* ==================== UTILITY ==================== */
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.flex-center { display: flex; align-items: center; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--gray-500); }
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }
.text-lg { font-size: 1.125rem; }
.font-bold { font-weight: 700; }
.font-medium { font-weight: 500; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 100%; }
.inline-code {
    background: var(--gray-100);
    padding: 0.125rem 0.5rem;
    border-radius: 0.25rem;
    font-family: 'Fira Code', monospace;
    font-size: 0.8125rem;
    color: var(--gray-700);
    border: 1px solid var(--gray-200);
}
.divider {
    height: 1px;
    background: var(--gray-200);
    margin: 1.5rem 0;
}
.list-item {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--gray-200);
    transition: background 0.15s;
}
.list-item:last-child { border-bottom: none; }
.list-item:hover { background: var(--gray-50); }

/* ==================== EMPTY STATE ==================== */
.empty-state {
    text-align: center;
    padding: 4rem 1.5rem;
}
.empty-state h3 { font-size: 1.25rem; font-weight: 700; color: var(--gray-700); margin-bottom: 0.5rem; }
.empty-state p { color: var(--gray-500); margin-bottom: 1.5rem; }

/* ==================== FILTER BAR ==================== */
.filter-bar {
    background: white;
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    margin-bottom: 1.5rem;
}

/* ==================== PAGE HEADER ==================== */
.page-header {
    margin-bottom: 2rem;
}
.page-header h1 {
    font-size: 1.875rem;
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.025em;
}
.page-header p {
    color: var(--gray-500);
    margin-top: 0.25rem;
    font-size: 1rem;
}

/* ==================== STEPPER ==================== */
.stepper {
    display: flex;
    justify-content: center;
    gap: 0;
    margin-bottom: 2rem;
}
.stepper-step {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--gray-400);
}
.stepper-step.active { color: var(--primary); }
.stepper-step.completed { color: var(--success); }
.stepper-step .step-number {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.75rem;
    border: 2px solid var(--gray-300);
}
.stepper-step.active .step-number {
    border-color: var(--primary);
    background: var(--primary);
    color: white;
}
.stepper-step.completed .step-number {
    border-color: var(--success);
    background: var(--success);
    color: white;
}
.stepper-line {
    width: 60px;
    height: 2px;
    background: var(--gray-300);
    align-self: center;
}
.stepper-line.completed { background: var(--success); }

/* ==================== PRICING BOX ==================== */
.pricing-box {
    background: linear-gradient(135deg, var(--primary-bg) 0%, white 100%);
    border: 2px solid var(--primary-lighter);
    border-radius: var(--radius-xl);
    padding: 2rem;
    text-align: center;
}
.pricing-box .price {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary);
    letter-spacing: -0.05em;
    line-height: 1;
}
.pricing-box .price-label {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-top: 0.25rem;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
    .dashboard-layout { grid-template-columns: 1fr; }
    .sidebar { position: static; }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .hero h1 { font-size: 2.25rem; }
    .hero { padding: 4rem 0; }
    .container { padding: 0 1rem; }
    .navbar-nav { gap: 0.125rem; }
    .navbar-nav a { padding: 0.5rem; font-size: 0.8125rem; }
    .stepper { flex-direction: column; gap: 0.5rem; }
    .stepper-line { display: none; }
}
@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
    .hero h1 { font-size: 1.875rem; }
    .page-header h1 { font-size: 1.5rem; }
}