/* ============================================
   ZálohujSi.cz — Shared CSS Framework
   Modern, light, clean design
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    /* Colors */
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-primary-light: #dbeafe;
    --color-primary-50: #eff6ff;
    --color-secondary: #0f172a;
    --color-accent: #06b6d4;
    --color-accent-dark: #0891b2;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-400: #94a3b8;
    --color-gray-500: #64748b;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    --color-gray-900: #0f172a;
    --color-white: #ffffff;
    --color-bg: #f8fafc;
    --color-bg-alt: #ffffff;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Plus Jakarta Sans', var(--font-sans);
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Sizing */
    --container-max: 1200px;
    --container-narrow: 800px;
    --container-wide: 1400px;

    /* Borders & Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-gray-800);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-primary-dark); }

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    color: var(--color-secondary);
    margin-bottom: var(--space-md);
}
h1 { font-size: 2.75rem; letter-spacing: -0.03em; }
h2 { font-size: 2rem; letter-spacing: -0.02em; }
h3 { font-size: 1.5rem; letter-spacing: -0.01em; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }
p { margin-bottom: var(--space-md); }
strong { font-weight: 600; }

/* --- Layout --- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}
.container--narrow { max-width: var(--container-narrow); }
.container--wide { max-width: var(--container-wide); }

.section {
    padding: var(--space-4xl) 0;
}
.section--alt {
    background-color: var(--color-white);
}
.section--primary {
    background-color: var(--color-primary);
    color: var(--color-white);
}
.section--primary h2,
.section--primary h3 {
    color: var(--color-white);
}
.section--dark {
    background-color: var(--color-secondary);
    color: var(--color-gray-300);
}
.section--dark h2,
.section--dark h3 {
    color: var(--color-white);
}

/* --- Grid System --- */
.grid {
    display: grid;
    gap: var(--space-xl);
}
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--auto { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }

/* --- Header & Navigation --- */
.site-header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(12px);
    background: rgba(255,255,255,0.95);
}
.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}
.site-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-secondary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}
.site-logo:hover { color: var(--color-primary); }
.site-logo .logo-icon {
    width: 36px;
    height: 36px;
    background: var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
}

.main-nav { display: flex; align-items: center; gap: var(--space-xs); }
.main-nav a {
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    color: var(--color-gray-600);
    font-weight: 500;
    font-size: 0.925rem;
    transition: all var(--transition-fast);
    white-space: nowrap;
}
.main-nav a:hover,
.main-nav a.active {
    color: var(--color-primary);
    background: var(--color-primary-50);
}

/* Dropdown */
.nav-dropdown {
    position: relative;
}
.nav-dropdown-toggle {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
}
.nav-dropdown-toggle::after {
    content: '';
    border: 4px solid transparent;
    border-top-color: currentColor;
    margin-top: 2px;
}
.nav-dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    min-width: 240px;
    padding: var(--space-sm);
    z-index: 1001;
}
.nav-dropdown:hover .nav-dropdown-menu { display: block; }
.nav-dropdown-menu a {
    display: block;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    color: var(--color-gray-700);
    font-size: 0.9rem;
}
.nav-dropdown-menu a:hover {
    background: var(--color-primary-50);
    color: var(--color-primary);
}

/* Mobile nav */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    color: var(--color-gray-700);
    font-size: 1.5rem;
}

/* --- Hero --- */
.hero {
    padding: var(--space-4xl) 0;
    background: linear-gradient(135deg, var(--color-primary-50) 0%, var(--color-white) 50%, #ecfdf5 100%);
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37,99,235,0.06) 0%, transparent 70%);
}
.hero .container {
    position: relative;
    z-index: 1;
}
.hero h1 {
    font-size: 3.25rem;
    max-width: 700px;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.04em;
}
.hero p.lead {
    font-size: 1.25rem;
    color: var(--color-gray-600);
    max-width: 600px;
    line-height: 1.8;
    margin-bottom: var(--space-xl);
}
.hero--center {
    text-align: center;
}
.hero--center h1,
.hero--center p.lead {
    margin-left: auto;
    margin-right: auto;
}

/* Page hero (subpages) */
.page-hero {
    padding: var(--space-3xl) 0 var(--space-2xl);
    background: var(--color-primary-50);
    border-bottom: 1px solid var(--color-gray-200);
}
.page-hero h1 { font-size: 2.5rem; margin-bottom: var(--space-sm); }
.page-hero p.lead {
    font-size: 1.15rem;
    color: var(--color-gray-500);
    max-width: 700px;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    color: var(--color-gray-400);
    margin-bottom: var(--space-lg);
}
.breadcrumb a { color: var(--color-gray-500); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb span { color: var(--color-gray-400); }

/* --- Cards --- */
.card {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}
.card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--color-gray-300);
    transform: translateY(-2px);
}
.card--featured {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 1px var(--color-primary);
}
.card__icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
    background: var(--color-primary-light);
    color: var(--color-primary);
}
.card__icon--green { background: #d1fae5; color: #059669; }
.card__icon--orange { background: #fed7aa; color: #ea580c; }
.card__icon--purple { background: #e9d5ff; color: #7c3aed; }
.card__icon--cyan { background: #cffafe; color: #0891b2; }
.card__icon--red { background: #fee2e2; color: #dc2626; }

.card__title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}
.card__title a { color: inherit; }
.card__title a:hover { color: var(--color-primary); }
.card__text {
    color: var(--color-gray-600);
    font-size: 0.95rem;
    line-height: 1.7;
}
.card__tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    background: var(--color-primary-light);
    color: var(--color-primary-dark);
    margin-bottom: var(--space-sm);
}
.card__tag--green { background: #d1fae5; color: #065f46; }
.card__tag--orange { background: #fed7aa; color: #9a3412; }

/* Software card (for subdomain links) */
.software-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}
.software-card__header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}
.software-card__logo {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: var(--color-gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    flex-shrink: 0;
}
.software-card__meta {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    font-size: 0.85rem;
    color: var(--color-gray-500);
    margin-top: var(--space-sm);
}
.software-card__meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}
.software-card__actions {
    margin-top: auto;
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-gray-100);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 0.7rem 1.5rem;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}
.btn--primary {
    background: var(--color-primary);
    color: var(--color-white);
}
.btn--primary:hover {
    background: var(--color-primary-dark);
    color: var(--color-white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}
.btn--outline {
    background: transparent;
    border-color: var(--color-gray-300);
    color: var(--color-gray-700);
}
.btn--outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: var(--color-primary-50);
}
.btn--sm { padding: 0.4rem 1rem; font-size: 0.85rem; }
.btn--lg { padding: 0.9rem 2rem; font-size: 1.05rem; }
.btn--white {
    background: var(--color-white);
    color: var(--color-primary);
}
.btn--white:hover {
    background: var(--color-gray-50);
    color: var(--color-primary-dark);
}

/* --- Tables --- */
.table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    background: var(--color-white);
}
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.925rem;
}
th, td {
    padding: var(--space-md) var(--space-lg);
    text-align: left;
    border-bottom: 1px solid var(--color-gray-100);
}
th {
    background: var(--color-gray-50);
    font-weight: 600;
    color: var(--color-gray-700);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    position: sticky;
    top: 0;
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--color-gray-50); }
.table-check { color: var(--color-success); font-weight: 700; }
.table-cross { color: var(--color-gray-300); }

/* --- Badges & Tags --- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    background: var(--color-gray-100);
    color: var(--color-gray-600);
}
.badge--free { background: #d1fae5; color: #065f46; }
.badge--paid { background: #dbeafe; color: #1e40af; }
.badge--enterprise { background: #e9d5ff; color: #6b21a8; }
.badge--open-source { background: #fef3c7; color: #92400e; }

/* --- Pros/Cons --- */
.pros-cons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
}
.pros-list, .cons-list {
    list-style: none;
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
}
.pros-list { background: #f0fdf4; border: 1px solid #bbf7d0; }
.cons-list { background: #fef2f2; border: 1px solid #fecaca; }
.pros-list h3 { color: #16a34a; font-size: 1.1rem; margin-bottom: var(--space-md); }
.cons-list h3 { color: #dc2626; font-size: 1.1rem; margin-bottom: var(--space-md); }
.pros-list li, .cons-list li {
    padding: var(--space-sm) 0;
    padding-left: var(--space-xl);
    position: relative;
    font-size: 0.95rem;
    color: var(--color-gray-700);
}
.pros-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #16a34a;
    font-weight: 700;
}
.cons-list li::before {
    content: '✗';
    position: absolute;
    left: 0;
    color: #dc2626;
    font-weight: 700;
}

/* --- Content styling --- */
.content {
    max-width: var(--container-narrow);
}
.content h2 {
    margin-top: var(--space-3xl);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--color-gray-100);
}
.content h3 {
    margin-top: var(--space-2xl);
}
.content ul, .content ol {
    margin-bottom: var(--space-md);
    padding-left: var(--space-xl);
}
.content li {
    margin-bottom: var(--space-sm);
    line-height: 1.7;
}
.content blockquote {
    border-left: 4px solid var(--color-primary);
    padding: var(--space-md) var(--space-xl);
    background: var(--color-primary-50);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin: var(--space-xl) 0;
    color: var(--color-gray-700);
    font-style: italic;
}
.content code {
    background: var(--color-gray-100);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.875em;
    color: var(--color-primary-dark);
}
.content pre {
    background: var(--color-gray-900);
    color: #e2e8f0;
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    overflow-x: auto;
    margin: var(--space-xl) 0;
    line-height: 1.5;
}
.content pre code {
    background: none;
    padding: 0;
    color: inherit;
    font-size: 0.9rem;
}

/* Info boxes */
.info-box {
    padding: var(--space-lg) var(--space-xl);
    border-radius: var(--radius-lg);
    margin: var(--space-xl) 0;
    font-size: 0.95rem;
}
.info-box--tip {
    background: #ecfdf5;
    border: 1px solid #a7f3d0;
    color: #065f46;
}
.info-box--warning {
    background: #fffbeb;
    border: 1px solid #fde68a;
    color: #92400e;
}
.info-box--info {
    background: var(--color-primary-50);
    border: 1px solid #bfdbfe;
    color: #1e40af;
}
.info-box strong {
    display: block;
    margin-bottom: var(--space-xs);
}

/* Stats / Numbers */
.stats-row {
    display: flex;
    gap: var(--space-2xl);
    justify-content: center;
    flex-wrap: wrap;
    padding: var(--space-xl) 0;
}
.stat {
    text-align: center;
}
.stat__number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1.2;
}
.stat__label {
    font-size: 0.9rem;
    color: var(--color-gray-500);
    margin-top: var(--space-xs);
}

/* Feature list */
.feature-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-md);
}
.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    background: var(--color-white);
    border: 1px solid var(--color-gray-100);
}
.feature-list li .icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    background: var(--color-primary-light);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

/* --- Sidebar layout --- */
.layout-sidebar {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--space-3xl);
    align-items: start;
}
.sidebar {
    position: sticky;
    top: 88px;
}
.sidebar__block {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-bottom: var(--space-xl);
}
.sidebar__block h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-500);
    margin-bottom: var(--space-md);
}
.sidebar__nav {
    list-style: none;
}
.sidebar__nav li a {
    display: block;
    padding: var(--space-sm) var(--space-md);
    font-size: 0.9rem;
    color: var(--color-gray-600);
    border-radius: var(--radius-sm);
    border-left: 2px solid transparent;
    margin-bottom: 2px;
}
.sidebar__nav li a:hover,
.sidebar__nav li a.active {
    color: var(--color-primary);
    background: var(--color-primary-50);
    border-left-color: var(--color-primary);
}

/* --- Footer --- */
.site-footer {
    background: var(--color-secondary);
    color: var(--color-gray-400);
    padding: var(--space-4xl) 0 var(--space-xl);
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}
.footer-brand {
    font-size: 0.95rem;
    line-height: 1.7;
}
.footer-brand .site-logo {
    color: var(--color-white);
    margin-bottom: var(--space-md);
    font-size: 1.25rem;
}
.footer-col h4 {
    color: var(--color-white);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: var(--space-lg);
}
.footer-col ul {
    list-style: none;
}
.footer-col li {
    margin-bottom: var(--space-sm);
}
.footer-col a {
    color: var(--color-gray-400);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}
.footer-col a:hover {
    color: var(--color-white);
}
.footer-bottom {
    border-top: 1px solid var(--color-gray-700);
    padding-top: var(--space-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    flex-wrap: wrap;
    gap: var(--space-md);
}
.footer-bottom a { color: var(--color-gray-400); }
.footer-bottom a:hover { color: var(--color-white); }
.footer-operator {
    text-align: right;
}

/* --- Pricing cards --- */
.pricing-card {
    text-align: center;
    padding: var(--space-2xl);
}
.pricing-card__price {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-secondary);
    line-height: 1;
}
.pricing-card__price small {
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-gray-500);
}
.pricing-card__period {
    font-size: 0.9rem;
    color: var(--color-gray-500);
    margin-bottom: var(--space-xl);
}
.pricing-card__features {
    list-style: none;
    text-align: left;
    margin-bottom: var(--space-xl);
}
.pricing-card__features li {
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-gray-100);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}
.pricing-card__features li::before {
    content: '✓';
    color: var(--color-success);
    font-weight: 700;
    flex-shrink: 0;
}

/* --- FAQ / Accordion --- */
.faq-item {
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-md);
    background: var(--color-white);
    overflow: hidden;
}
.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-xl);
    font-family: var(--font-sans);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-gray-800);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    transition: color var(--transition-fast);
}
.faq-question:hover { color: var(--color-primary); }
.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--color-gray-400);
    flex-shrink: 0;
    transition: transform var(--transition-base);
}
.faq-item.open .faq-question::after {
    transform: rotate(45deg);
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow), padding var(--transition-slow);
}
.faq-item.open .faq-answer {
    max-height: 500px;
    padding: 0 var(--space-xl) var(--space-xl);
}
.faq-answer p {
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* --- Comparison table highlights --- */
.comparison-winner {
    background: #f0fdf4 !important;
}
.comparison-best {
    font-weight: 600;
    color: var(--color-success);
}

/* --- Glossary --- */
.glossary-term {
    padding: var(--space-xl);
    border-bottom: 1px solid var(--color-gray-100);
}
.glossary-term:last-child { border-bottom: none; }
.glossary-term dt {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: var(--space-sm);
}
.glossary-term dd {
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* --- Timeline / Steps --- */
.steps {
    list-style: none;
    counter-reset: step;
}
.steps li {
    counter-increment: step;
    position: relative;
    padding-left: var(--space-3xl);
    padding-bottom: var(--space-2xl);
    border-left: 2px solid var(--color-gray-200);
    margin-left: 16px;
}
.steps li:last-child { border-left-color: transparent; padding-bottom: 0; }
.steps li::before {
    content: counter(step);
    position: absolute;
    left: -17px;
    top: 0;
    width: 32px;
    height: 32px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
}
.steps li h3 { margin-bottom: var(--space-sm); }
.steps li p { color: var(--color-gray-600); }

/* --- Rating --- */
.rating {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}
.rating__stars {
    color: var(--color-warning);
    font-size: 1.1rem;
    letter-spacing: 2px;
}
.rating__score {
    font-weight: 700;
    color: var(--color-gray-800);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .grid--4 { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-2xl); }
    .layout-sidebar { grid-template-columns: 1fr; }
    .sidebar { position: static; }
}

@media (max-width: 768px) {
    :root {
        --space-4xl: 3rem;
    }
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    .hero h1 { font-size: 2.25rem; }
    .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: var(--space-xl); }
    .footer-bottom { flex-direction: column; text-align: center; }
    .footer-operator { text-align: center; }
    .pros-cons { grid-template-columns: 1fr; }
    .stats-row { gap: var(--space-xl); }

    /* Mobile nav */
    .nav-toggle { display: block; }
    .main-nav {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--color-white);
        border-bottom: 1px solid var(--color-gray-200);
        flex-direction: column;
        padding: var(--space-md);
        box-shadow: var(--shadow-lg);
    }
    .main-nav.open { display: flex; }
    .nav-dropdown-menu {
        position: static;
        box-shadow: none;
        border: none;
        padding-left: var(--space-lg);
    }
    .nav-dropdown:hover .nav-dropdown-menu { display: none; }
    .nav-dropdown.open .nav-dropdown-menu { display: block; }
}

@media (max-width: 480px) {
    .container { padding: 0 var(--space-md); }
    h1 { font-size: 1.75rem; }
    .hero { padding: var(--space-2xl) 0; }
    .hero h1 { font-size: 1.85rem; }
    .btn--lg { padding: 0.7rem 1.25rem; font-size: 0.95rem; }
}

/* --- Utility classes --- */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--color-gray-500); }
.text-small { font-size: 0.875rem; }
.text-primary { color: var(--color-primary); }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-md); }
.mt-2 { margin-top: var(--space-xl); }
.mt-3 { margin-top: var(--space-2xl); }
.mt-4 { margin-top: var(--space-3xl); }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-md); }
.mb-2 { margin-bottom: var(--space-xl); }
.mb-3 { margin-bottom: var(--space-2xl); }
.hidden { display: none; }
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    border: 0;
}