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

:root {
    --green: #2FC72F;
    --green-dark: #28A028;
    --green-light: #E8F8E8;
    --blue: #3366FF;
    --blue-dark: #2952CC;
    --red: #E53935;
    --orange: #FF9800;
    --gray-50: #FAFAFA;
    --gray-100: #F5F5F5;
    --gray-200: #EEEEEE;
    --gray-300: #E0E0E0;
    --gray-500: #9E9E9E;
    --gray-700: #616161;
    --gray-900: #212121;
    --white: #FFFFFF;
    --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --max-width: 1240px;
}

html { scroll-behavior: smooth; }
body {
    font-family: var(--font);
    font-size: 15px; line-height: 1.5; color: var(--gray-900);
    background: var(--gray-50); -webkit-font-smoothing: antialiased;
}
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-dark); text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 16px; }

/* === HEADER === */
.header {
    background: var(--white); border-bottom: 1px solid var(--gray-300);
    position: sticky; top: 0; z-index: 100; height: 56px;
}
.header .container { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.logo { font-size: 20px; font-weight: 700; color: var(--gray-900); display: flex; align-items: center; gap: 8px; text-decoration: none; }
.logo:hover { text-decoration: none; }
.logo span { color: var(--green); }
.nav-menu { display: flex; list-style: none; gap: 24px; }
.nav-menu a { color: var(--gray-700); font-size: 14px; font-weight: 500; }
.nav-menu a:hover { color: var(--gray-900); text-decoration: none; }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 4px; flex-direction: column; gap: 4px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--gray-900); display: block; border-radius: 1px; }

/* === HERO === */
.hero {
    background: var(--white); padding: 24px 0 20px; border-bottom: 1px solid var(--gray-200);
}
.hero h1 { font-size: 22px; font-weight: 700; margin-bottom: 4px; }
.hero p { font-size: 14px; color: var(--gray-700); }

/* === FILTERS BAR === */
.filters-bar { background: var(--white); padding: 12px 0; border-bottom: 1px solid var(--gray-200); }
.filters-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.filter-tag {
    padding: 7px 16px; border-radius: 4px; border: 1px solid var(--gray-300);
    font-size: 13px; cursor: pointer; background: var(--white); color: var(--gray-700);
    transition: 0.15s; white-space: nowrap; text-decoration: none; font-weight: 500;
}
.filter-tag:hover, .filter-tag.active { border-color: var(--green); color: var(--green); background: var(--green-light); }

/* === OFFERS TABLE === */
.offers-section { padding: 20px 0 40px; }
.offers-table { width: 100%; background: var(--white); border-radius: 4px; overflow: hidden; border: 1px solid var(--gray-200); }
.offers-table-header {
    display: grid; grid-template-columns: 250px repeat(4, 1fr) 140px;
    padding: 12px 16px; background: var(--gray-100); border-bottom: 2px solid var(--gray-200);
    font-size: 12px; font-weight: 600; color: var(--gray-700); text-transform: uppercase; letter-spacing: 0.3px;
}
.offer-row {
    display: grid; grid-template-columns: 250px repeat(4, 1fr) 140px;
    padding: 16px; border-bottom: 1px solid var(--gray-100); align-items: center;
    transition: 0.15s;
}
.offer-row:hover { background: var(--gray-50); }
.offer-row:last-child { border-bottom: none; }

.offer-name-col { display: flex; align-items: center; gap: 12px; }
.offer-logo { width: 40px; height: 40px; border-radius: 6px; object-fit: contain; background: var(--gray-100); padding: 4px; }
.offer-name-col strong { font-size: 14px; display: block; }
.offer-name-col .rating { font-size: 12px; color: var(--gray-700); }
.offer-name-col .rating .gold { color: var(--orange); }

.offer-cell { font-size: 14px; }
.offer-cell .label { display: none; font-size: 11px; color: var(--gray-500); }
.offer-cell .value { font-weight: 500; }

.offer-btn-col { text-align: center; }
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 10px 20px; border-radius: 6px; font-weight: 600;
    font-size: 14px; cursor: pointer; transition: 0.15s; border: none;
    text-decoration: none; font-family: inherit;
}
.btn-success { background: var(--green); color: #fff; }
.btn-success:hover { background: var(--green-dark); color: #fff; text-decoration: none; }
.btn-outline { background: var(--white); border: 1px solid var(--gray-300); color: var(--gray-900); }
.btn-outline:hover { border-color: var(--green); color: var(--green); text-decoration: none; }
.btn-sm { padding: 6px 12px; font-size: 13px; }

.badge-hit { display: inline-block; padding: 2px 6px; border-radius: 3px; font-size: 10px; font-weight: 700; background: #FFF3E0; color: #E65100; margin-left: 4px; vertical-align: middle; }

/* === OFFER DETAIL PAGE === */
.offer-page { padding: 20px 0 40px; }
.breadcrumbs { font-size: 13px; color: var(--gray-500); margin-bottom: 16px; }
.breadcrumbs a { color: var(--gray-500); }
.offer-detail-header { display: flex; gap: 20px; align-items: center; margin-bottom: 24px; padding: 20px; background: var(--white); border: 1px solid var(--gray-200); border-radius: 8px; }
.offer-detail-header img { width: 64px; height: 64px; border-radius: 10px; background: var(--gray-100); padding: 8px; }
.offer-detail-header h1 { font-size: 22px; margin-bottom: 4px; }

/* Calculator */
.calculator { background: var(--white); border: 1px solid var(--gray-200); border-radius: 8px; padding: 24px; margin-bottom: 24px; }
.calculator h2 { font-size: 18px; margin-bottom: 16px; }
.calc-row { display: flex; gap: 20px; flex-wrap: wrap; margin-bottom: 20px; }
.calc-field { flex: 1; min-width: 180px; }
.calc-field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--gray-700); }
.calc-field input[type="range"] { width: 100%; accent-color: var(--green); }
.calc-field .calc-display { text-align: center; font-size: 15px; margin-top: 6px; }
.calc-field .calc-display strong { font-size: 20px; color: var(--gray-900); }
.calc-total { display: flex; gap: 32px; padding-top: 16px; border-top: 1px solid var(--gray-200); }
.calc-total-item span { font-size: 13px; color: var(--gray-500); display: block; }
.calc-total-item strong { font-size: 22px; color: var(--green); }

/* Conditions */
.offer-conditions { background: var(--white); border: 1px solid var(--gray-200); border-radius: 8px; padding: 24px; margin-bottom: 24px; }
.offer-conditions h2 { font-size: 18px; margin-bottom: 16px; }
.conditions-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.cond-item { padding: 10px 0; border-bottom: 1px solid var(--gray-100); display: flex; justify-content: space-between; }
.cond-label { font-size: 14px; color: var(--gray-500); }
.cond-value { font-size: 14px; font-weight: 500; }
.methods-icons { display: flex; gap: 6px; }
.methods-icons img { width: 28px; height: 28px; border-radius: 4px; background: var(--gray-100); padding: 3px; }

/* Comments */
.comments-section { margin-top: 24px; }
.comments-list { display: flex; flex-direction: column; gap: 12px; }
.comment-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: 8px; padding: 16px; }
.comment-header { display: flex; gap: 12px; align-items: center; margin-bottom: 8px; }
.comment-header strong { font-size: 14px; }
.comment-header .date { font-size: 12px; color: var(--gray-500); }
.comment-card p { font-size: 14px; line-height: 1.6; }

/* Comment Form */
.comment-form { background: var(--white); border: 1px solid var(--gray-200); border-radius: 8px; padding: 24px; margin-top: 20px; }
.comment-form h3 { font-size: 16px; margin-bottom: 16px; }
.form-row { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 12px; }
.form-group { flex: 1; min-width: 200px; }
.form-group input, .form-group textarea {
    width: 100%; padding: 10px 14px; border: 1px solid var(--gray-300);
    border-radius: 6px; font-size: 14px; font-family: inherit;
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--green); }
.alert { padding: 12px 16px; border-radius: 6px; margin-bottom: 12px; font-size: 14px; display: none; }
.alert-error { background: #FFEBEE; color: #C62828; border: 1px solid #FFCDD2; }
.alert-success { background: #E8F5E9; color: #2E7D32; border: 1px solid #C8E6C9; }

/* Pages */
.page-section { padding: 30px 0; }
.page-section h1 { font-size: 24px; margin-bottom: 20px; }
.content { line-height: 1.8; }
.content p { margin-bottom: 14px; }
.content h2 { font-size: 20px; margin: 24px 0 12px; }
.content h3 { font-size: 17px; margin: 20px 0 10px; }
.content ul, .content ol { margin: 12px 0; padding-left: 20px; }
.content li { margin-bottom: 6px; }

/* Blog */
.blog-page { padding: 30px 0; }
.blog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(360px, 1fr)); gap: 20px; }
.blog-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: 8px; overflow: hidden; }
.blog-card img { width: 100%; height: 200px; object-fit: cover; }
.blog-card-body { padding: 16px; }
.blog-card-body h2 { font-size: 17px; margin-bottom: 6px; }
.blog-card-body h2 a { color: var(--gray-900); }
.blog-card-body p { font-size: 14px; color: var(--gray-700); }
.blog-meta { font-size: 12px; color: var(--gray-500); margin-top: 10px; display: flex; gap: 16px; }

.pagination { display: flex; gap: 6px; justify-content: center; margin-top: 28px; }
.page-link { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; border: 1px solid var(--gray-300); border-radius: 4px; font-weight: 600; font-size: 14px; color: var(--gray-700); text-decoration: none; }
.page-link.active { background: var(--green); color: #fff; border-color: var(--green); }

/* 404 */
.not-found { text-align: center; padding: 80px 0; }
.not-found h1 { font-size: 100px; color: var(--gray-300); line-height: 1; }
.not-found h2 { font-size: 24px; margin: 12px 0; }
.not-found p { color: var(--gray-500); margin-bottom: 24px; }

/* Footer */
.footer { background: var(--gray-900); color: var(--gray-500); padding: 28px 0; margin-top: 40px; font-size: 13px; }
.footer-grid { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer a { color: var(--gray-500); }
.footer a:hover { color: #fff; }

/* === MOBILE === */
@media (max-width: 768px) {
    .nav-toggle { display: flex; }
    .nav-menu { display: none; position: absolute; top: 56px; left: 0; right: 0; background: var(--white); flex-direction: column; padding: 12px 16px; border-bottom: 2px solid var(--gray-200); }
    .nav-menu.open { display: flex; }
    
    /* Table to cards */
    .offers-table-header { display: none; }
    .offer-row {
        grid-template-columns: 1fr; gap: 10px; padding: 14px;
    }
    .offer-row .offer-cell { display: flex; justify-content: space-between; align-items: center; }
    .offer-row .offer-cell .label { display: inline; }
    .offer-btn-col { text-align: left; }
    .offer-btn-col .btn { width: 100%; }
    
    .offer-detail-header { flex-direction: column; text-align: center; }
    .conditions-grid { grid-template-columns: 1fr; }
    .calc-row { flex-direction: column; }
    .blog-grid { grid-template-columns: 1fr; }
}