@charset "UTF-8";

:root {
    --bg: #f0f2f5;
    --surface: #ffffff;
    --text: #1c2430;
    --muted: #5c6672;
    --border: #d5dbe3;
    --primary: #1e2a3a;
    --primary-light: #2f4054;
    --accent: #3d5a73;
    --accent-hover: #2c4659;
    --success: #2d6a4f;
    --warning: #8a6d1f;
    --danger: #8b2635;
    --radius: 8px;
    --shadow: 0 2px 12px rgba(28, 36, 48, 0.08);
    --max-width: 1080px;
}

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

html { scroll-behavior: smooth; height: 100%; }

body {
    margin: 0;
    min-height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
}

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

a { color: var(--accent); }
a:hover { color: var(--accent-hover); }

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 16px;
}

/* Header */
.site-header {
    background: var(--primary);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    min-height: 56px;
    position: relative;
}

.header-brand {
    display: none;
    color: #fff;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    line-height: 1.25;
    max-width: calc(100% - 56px);
    padding-right: 8px;
}

.header-brand:hover { color: #fff; opacity: 0.9; }

.main-nav ul {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 24px;
    list-style: none;
    margin: 0;
    padding: 0;
    justify-content: center;
}

.main-nav a {
    color: rgba(255,255,255,0.82);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    padding: 6px 0;
    border-bottom: 2px solid transparent;
}

.main-nav a:hover,
.main-nav a.is-active {
    color: #fff;
    border-bottom-color: rgba(255,255,255,0.5);
}

.burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 8px;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--radius);
    background: transparent;
    cursor: pointer;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
}

.burger span {
    display: block;
    height: 2px;
    background: #fff;
    transition: transform 0.2s, opacity 0.2s;
}

.burger.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.is-active span:nth-child(2) { opacity: 0; }
.burger.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
    background: var(--primary-light);
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 12px 16px 20px;
}

.mobile-nav ul { list-style: none; margin: 0; padding: 0; }
.mobile-nav a {
    display: block;
    padding: 12px 0;
    color: rgba(255,255,255,0.9);
    text-decoration: none;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    font-size: 15px;
}

.mobile-nav a.is-active { color: #fff; font-weight: 600; }

body.no-scroll { overflow: hidden; }

/* Main layout */
main { padding: 24px 0 40px; }

.page-hero {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
}

.page-hero h1 {
    margin: 0 0 12px;
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 700;
    color: var(--primary);
    line-height: 1.25;
}

.page-hero .lead {
    margin: 0;
    color: var(--muted);
    font-size: 1.05rem;
}

.content-block {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
}

.content-block h2 {
    margin: 0 0 16px;
    font-size: 1.35rem;
    color: var(--primary);
    border-left: 4px solid var(--accent);
    padding-left: 12px;
}

.content-block h3 {
    margin: 24px 0 10px;
    font-size: 1.1rem;
    color: var(--primary-light);
}

.content-block p { margin: 0 0 14px; }
.content-block p:last-child { margin-bottom: 0; }

.breadcrumbs {
    margin-bottom: 16px;
    font-size: 14px;
    color: var(--muted);
}

.breadcrumbs ol {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.breadcrumbs li:not(:last-child)::after {
    content: " / ";
    color: var(--border);
}

.breadcrumbs a { color: var(--muted); text-decoration: none; }
.breadcrumbs a:hover { color: var(--accent); }

.page-toc {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 22px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
}

.page-toc__title {
    margin: 0 0 12px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--primary);
}

.page-toc__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px 20px;
}

.page-toc__list a {
    color: var(--accent);
    text-decoration: none;
    font-size: 15px;
    border-bottom: 1px dashed rgba(61, 90, 115, 0.35);
    padding-bottom: 1px;
}

.page-toc__list a:hover {
    color: var(--accent-hover);
    border-bottom-color: var(--accent-hover);
}

.seo-section { scroll-margin-top: 80px; }

.seo-section + .seo-section {
    margin-top: 28px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.seo-section h2 {
    margin-top: 0;
}

.content-block .lead {
    font-size: 1.05rem;
    color: var(--muted);
    line-height: 1.65;
    margin-bottom: 16px;
}

.content-block ul,
.content-block ol {
    margin: 0 0 16px;
    padding-left: 22px;
}

.content-block li { margin-bottom: 8px; }

.anchor-link {
    display: inline-block;
    margin-top: 12px;
    font-weight: 600;
}

/* Calculator */
.calculator-card {
    scroll-margin-top: 80px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px 20px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
}

.calculator-card__title {
    margin: 0 0 20px;
    text-align: center;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary);
}

.form-section {
    margin-bottom: 20px;
    padding: 16px;
    background: #f8f9fb;
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.form-section__title {
    margin: 0 0 14px;
    font-size: 15px;
    font-weight: 600;
    color: var(--primary);
    letter-spacing: 0.02em;
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-section__step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
}

.field-hint {
    margin: 4px 0 0;
    font-size: 12px;
    color: var(--muted);
    line-height: 1.45;
}

.form-submit-wrap {
    position: sticky;
    bottom: 0;
    z-index: 20;
    margin: 0 -4px;
    padding: 12px 4px 4px;
    background: linear-gradient(to top, var(--bg) 70%, rgba(240, 242, 245, 0));
}

.calculate-btn {
    display: block;
    width: 100%;
    max-width: none;
    margin: 0 auto 8px;
    padding: 16px 24px;
    border: none;
    border-radius: var(--radius);
    background: var(--primary);
    color: #fff;
    font-size: 17px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, opacity 0.2s;
    min-height: 52px;
}

.calculate-btn:hover { background: var(--primary-light); }

body.calculating .calculate-btn {
    opacity: 0.7;
    pointer-events: none;
}

.calculate-btn:focus-visible,
.volume-preset:focus-visible,
.burger:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.select-input,
.param-input,
.gender-option label {
    min-height: 48px;
}

.volume-preset {
    min-height: 40px;
    min-width: 56px;
}

.params-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 16px;
}

.form-fields-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}

.field-block--full { grid-column: 1 / -1; }

.field-block .error-message { margin-top: 6px; }

.field-label {
    display: block;
    margin-bottom: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
}

.slider-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.slider-row .slider-container {
    flex: 1;
    min-width: 0;
}

.param-input {
    width: 64px;
    flex-shrink: 0;
    padding: 8px 6px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    font-size: 15px;
    font-weight: 600;
    text-align: center;
    color: var(--primary);
}

.param-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(61, 90, 115, 0.15);
}

.volume-presets {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
}

.volume-preset {
    min-width: 52px;
    padding: 6px 10px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface);
    color: var(--muted);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.volume-preset:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.volume-preset.is-active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.drink-volume-group { width: 100%; }

.gender-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.gender-group.invalid { outline: 2px solid var(--danger); border-radius: var(--radius); }

.gender-option input { position: absolute; opacity: 0; }

.gender-option label {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    font-weight: 500;
    transition: background 0.2s, border-color 0.2s;
}

.gender-option input:checked + label {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.slider-group { margin-bottom: 18px; }
.slider-group:last-child { margin-bottom: 0; }

.slider-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 15px;
}

.slider-value {
    background: var(--accent);
    color: #fff;
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.slider-container {
    position: relative;
    padding: 8px 0;
}

.slider {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: transparent;
    outline: none;
    position: relative;
    z-index: 2;
    margin: 0;
}

.slider::-webkit-slider-runnable-track {
    height: 6px;
    border-radius: 3px;
    background: var(--border);
}

.slider::-moz-range-track {
    height: 6px;
    border-radius: 3px;
    background: var(--border);
    border: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    border: 2px solid #fff;
    box-shadow: 0 1px 4px rgba(0,0,0,0.2);
}

.slider::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    border: 2px solid #fff;
}

.slider-track {
    position: absolute;
    top: 50%;
    left: 0;
    height: 6px;
    background: var(--accent);
    border-radius: 3px;
    transform: translateY(-50%);
    pointer-events: none;
    z-index: 1;
    max-width: 100%;
}

.select-input {
    width: 100%;
    padding: 12px 36px 12px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    font-size: 15px;
    min-height: 48px;
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%235c6672' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 16px;
}

.select-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(61, 90, 115, 0.15);
}

.select-input.invalid,
.invalid { border-color: var(--danger) !important; }

.drinks-section { margin-top: 8px; }

.drink-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px;
    margin-bottom: 10px;
}

.drink-controls {
    display: block;
    margin-top: 12px;
}

.remove-btn-wrap {
    display: flex;
    justify-content: flex-end;
    margin-top: 8px;
}

.remove-btn {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: var(--danger);
    color: #fff;
    font-size: 20px;
    cursor: pointer;
    line-height: 1;
}

.add-drink-btn {
    width: 100%;
    padding: 12px;
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    background: transparent;
    color: var(--muted);
    font-size: 15px;
    cursor: pointer;
}

.add-drink-btn:hover { border-color: var(--accent); color: var(--accent); }

.form-note, .calc-disclaimer {
    font-size: 13px;
    text-align: center;
    color: var(--muted);
    margin: 8px 0;
}

.error-message {
    display: none;
    margin-top: 8px;
    padding: 8px 12px;
    background: rgba(139, 38, 53, 0.08);
    color: var(--danger);
    border-radius: var(--radius);
    font-size: 14px;
}

.hidden { display: none !important; }

.calculating { opacity: 0.7; pointer-events: none; }

/* Tables */
.table-wrap { overflow-x: auto; margin: 16px 0; }

table.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

table.data-table th,
table.data-table td {
    border: 1px solid var(--border);
    padding: 10px 12px;
    text-align: left;
}

table.data-table th {
    background: var(--primary);
    color: #fff;
    font-weight: 600;
}

table.data-table tbody tr:nth-child(even) { background: #f8f9fb; }

/* Info boxes */
.info-box {
    padding: 16px 18px;
    border-radius: var(--radius);
    margin: 16px 0;
    border-left: 4px solid var(--accent);
    background: #eef2f6;
}

.info-box--warning {
    border-left-color: var(--warning);
    background: #faf6ea;
}

.info-box--danger {
    border-left-color: var(--danger);
    background: #faf0f2;
}

.attention { font-size: 14px; color: var(--muted); font-style: italic; }

/* FAQ accordion */
.faq-list { margin: 0; padding: 0; list-style: none; }

.faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 10px;
    overflow: hidden;
    background: var(--surface);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 16px 18px;
    border: none;
    background: #f8f9fb;
    color: var(--primary);
    font-size: 15px;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
}

.faq-question::after {
    content: "+";
    font-size: 20px;
    font-weight: 400;
    color: var(--accent);
    flex-shrink: 0;
}

.faq-item.is-open .faq-question::after { content: "−"; }

.faq-answer {
    display: none;
    padding: 0 18px 16px;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.65;
}

.faq-item.is-open .faq-answer { display: block; }

/* Results page */
.results-header {
    background: var(--primary);
    color: #fff;
    padding: 28px 20px;
    border-radius: var(--radius);
    text-align: center;
    margin-bottom: 24px;
}

.results-header h1 { margin: 0 0 8px; font-size: 1.5rem; }
.results-header p { margin: 0; opacity: 0.85; }

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 20px;
}

.result-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px 16px;
    text-align: center;
}

.result-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
    margin-bottom: 10px;
}

.result-value {
    font-size: clamp(2rem, 8vw, 3.5rem);
    font-weight: 700;
    line-height: 1;
    color: var(--danger);
}

.result-value.safe { color: var(--success); }
.result-value.warning { color: var(--warning); }

.result-unit { font-size: 14px; color: var(--muted); margin-top: 8px; }

.detail-card {
    background: #f8f9fb;
    border: 1px solid var(--border);
    border-left: 4px solid var(--accent);
    border-radius: var(--radius);
    padding: 14px 16px;
    margin-bottom: 12px;
}

.detail-card h4 { margin: 0 0 6px; font-size: 14px; color: var(--primary); }
.detail-card p { margin: 0; font-size: 15px; }

.elimination-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.elimination-table th,
.elimination-table td {
    padding: 10px;
    border: 1px solid var(--border);
    text-align: center;
}

.elimination-table th {
    background: var(--primary);
    color: #fff;
}

.bac-safe { color: var(--success); font-weight: 600; }
.bac-warning { color: var(--warning); font-weight: 600; }
.bac-danger { color: var(--danger); font-weight: 600; }

.btn-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 20px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 20px;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-light); color: #fff; }

.btn-secondary { background: var(--accent); color: #fff; }
.btn-secondary:hover { background: var(--accent-hover); color: #fff; }

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--primary);
}

.no-data-message {
    text-align: center;
    padding: 40px 20px;
}

.no-data-message .icon { font-size: 48px; margin-bottom: 16px; }

.comparison-text {
    padding: 20px;
    background: #f8f9fb;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-align: center;
    margin-bottom: 20px;
}

.comparison-text.safe { border-color: var(--success); background: #eef6f1; }
.comparison-text.danger { border-color: var(--danger); background: #faf0f2; }

/* Article / sale page */
.article-sale .kicker {
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 8px;
}

.article-sale .lead {
    font-size: 17px;
    color: var(--muted);
    border-left: 3px solid var(--accent);
    padding-left: 16px;
    margin-bottom: 20px;
}

.update-banner {
    background: #faf6ea;
    border: 1px solid #d4c48a;
    border-left: 4px solid var(--warning);
    padding: 14px 18px;
    border-radius: var(--radius);
    margin: 20px 0;
    font-size: 15px;
}

.tb {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
}

.tb-std { background: var(--primary); color: #fff; }
.tb-red { background: var(--danger); color: #fff; }
.tb-str { background: #5c1a24; color: #fff; }
.tb-note {
    display: block;
    margin-top: 4px;
    font-size: 12px;
    font-weight: 400;
    color: var(--muted);
}

.badge-new {
    font-size: 10px;
    background: var(--success);
    color: #fff;
    padding: 2px 6px;
    border-radius: 3px;
    margin-left: 4px;
}

.ban-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 10px;
    margin: 16px 0;
}

.ban-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 4px solid var(--danger);
    padding: 12px 14px;
    border-radius: var(--radius);
}

.ban-date { display: block; font-weight: 700; color: var(--danger); }
.ban-sub { font-size: 13px; color: var(--muted); }

.legend {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
    color: var(--muted);
    margin-bottom: 16px;
}

/* Footer */
.site-footer {
    background: var(--primary);
    color: rgba(255,255,255,0.75);
    padding: 32px 0 24px;
    margin-top: 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 24px;
}

.footer-about p,
.footer-meta p { margin: 0 0 10px; font-size: 14px; }

.footer-note { font-size: 13px; opacity: 0.8; }

.footer-nav h2 {
    margin: 0 0 12px;
    font-size: 15px;
    font-weight: 600;
    color: #fff;
}

.footer-nav ul,
.footer-legal {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-nav a,
.footer-legal a,
.footer-meta a {
    color: rgba(255,255,255,0.75);
    text-decoration: none;
    font-size: 14px;
}

.footer-nav a:hover,
.footer-legal a:hover,
.footer-meta a:hover { color: #fff; }

.footer-nav li,
.footer-legal li { margin-bottom: 8px; }

.footer-logo img { filter: brightness(0) invert(1); opacity: 0.9; margin-bottom: 12px; }

.footer-brand {
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 4px;
}

.footer-legal { margin-top: 12px; }

/* Sale page */
.sale-page { padding-bottom: 20px; }

.sale-hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: #fff;
    border-radius: var(--radius);
    padding: 32px 28px;
    margin-bottom: 24px;
}

.sale-hero__label {
    margin: 0 0 10px;
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0.75;
}

.sale-hero h1 {
    margin: 0 0 14px;
    font-size: clamp(1.6rem, 4vw, 2.2rem);
    line-height: 1.2;
}

.sale-hero__text {
    margin: 0;
    max-width: 720px;
    font-size: 1.05rem;
    opacity: 0.92;
    line-height: 1.65;
}

.sale-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.sale-stat {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 16px;
    text-align: center;
    box-shadow: var(--shadow);
}

.sale-stat__value {
    display: block;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.1;
}

.sale-stat__label {
    display: block;
    margin-top: 6px;
    font-size: 13px;
    color: var(--muted);
}

.sale-toolbar { padding: 20px 24px; }

.sale-search-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--primary);
}

.sale-search {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 16px;
    margin-bottom: 16px;
}

.sale-search:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(61, 90, 115, 0.15);
}

.sale-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 13px;
    color: var(--muted);
}

.sale-legend span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.sale-badge {
    display: inline-block;
    width: 14px;
    height: 14px;
    border-radius: 3px;
}

.sale-badge--std { background: var(--primary); }
.sale-badge--reduced { background: var(--accent); }
.sale-badge--strict { background: var(--danger); }
.sale-badge--updated { background: var(--success); }

.sale-district h3 {
    font-size: 1.05rem;
    margin: 0 0 14px;
    color: var(--primary-light);
    font-weight: 600;
}

.sale-table { font-size: 14px; }

.sale-table th:last-child,
.sale-table td:last-child { white-space: nowrap; }

.sale-region { font-weight: 600; min-width: 180px; }

.sale-cities {
    color: var(--muted);
    font-size: 13px;
    min-width: 160px;
}

.sale-hours__value {
    display: block;
    font-weight: 600;
    color: var(--primary);
}

.sale-hours__note {
    display: block;
    margin-top: 4px;
    font-size: 12px;
    color: var(--muted);
    line-height: 1.4;
}

.sale-tag {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.sale-tag--std { background: var(--primary); color: #fff; }
.sale-tag--reduced { background: #e8eef3; color: var(--accent); border: 1px solid var(--border); }
.sale-tag--strict { background: #faf0f2; color: var(--danger); border: 1px solid #e8c4ca; }
.sale-tag--updated { background: #eef6f1; color: var(--success); border: 1px solid #c5dfc9; }

.sale-no-results {
    text-align: center;
    padding: 24px;
    color: var(--muted);
    background: var(--surface);
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    margin-bottom: 24px;
}

/* 404 page */
.error-page {
    text-align: center;
    padding: 48px 24px;
}

.error-page__code {
    margin: 0 0 8px;
    font-size: 4rem;
    font-weight: 700;
    line-height: 1;
    color: var(--border);
}

.error-page__actions {
    margin: 24px 0;
}

.error-page__links {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    text-align: left;
    max-width: 420px;
    margin-left: auto;
    margin-right: auto;
}

.error-page__links p {
    margin: 0 0 12px;
    font-size: 14px;
    color: var(--muted);
}

.error-page__links ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.error-page__links li { margin-bottom: 8px; }

.error-page__links a {
    color: var(--accent);
    text-decoration: none;
    font-size: 15px;
}

.error-page__links a:hover { color: var(--accent-hover); }

/* DTP statistics block */
.dtp-stats { scroll-margin-top: 80px; }

.dtp-tabs { margin-top: 20px; }

.dtp-tabs__input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.dtp-tabs__nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 12px;
}

.dtp-tabs__label {
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--muted);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.dtp-tabs__label:hover {
    border-color: var(--accent);
    color: var(--accent);
}

#dtp-ru:checked ~ .dtp-tabs__nav .dtp-tabs__label[for="dtp-ru"],
#dtp-by:checked ~ .dtp-tabs__nav .dtp-tabs__label[for="dtp-by"],
#dtp-kz:checked ~ .dtp-tabs__nav .dtp-tabs__label[for="dtp-kz"] {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.dtp-panel { display: none; }

#dtp-ru:checked ~ .dtp-panel--ru,
#dtp-by:checked ~ .dtp-panel--by,
#dtp-kz:checked ~ .dtp-panel--kz { display: block; }

.dtp-panel__source {
    font-size: 13px;
    color: var(--muted);
    margin: 0 0 16px;
    line-height: 1.55;
}

.dtp-summary {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.dtp-summary__item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    text-align: center;
}

.dtp-summary__item--danger {
    border-color: #e8c4ca;
    background: #faf0f2;
}

.dtp-summary__value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
}

.dtp-summary__item--danger .dtp-summary__value { color: var(--danger); }

.dtp-summary__label {
    display: block;
    margin-top: 6px;
    font-size: 12px;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.dtp-cell-danger {
    color: var(--danger);
    font-weight: 600;
}

.dtp-charts {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 24px;
}

.dtp-chart {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
}

.dtp-chart h3 {
    margin: 0 0 14px;
    font-size: 15px;
    color: var(--primary);
}

.dtp-chart__bars { display: flex; flex-direction: column; gap: 8px; }

.dtp-bar-row {
    display: grid;
    grid-template-columns: 42px 1fr 56px;
    align-items: center;
    gap: 8px;
}

.dtp-bar-row__label {
    font-size: 12px;
    color: var(--muted);
    font-weight: 600;
}

.dtp-bar-row__track {
    height: 10px;
    background: #eef2f6;
    border-radius: 4px;
    overflow: hidden;
}

.dtp-bar-row__fill {
    height: 100%;
    border-radius: 4px;
    min-width: 2px;
    transition: width 0.3s ease;
}

.dtp-bar-row__fill--acc { background: var(--accent); }
.dtp-bar-row__fill--death { background: var(--danger); }

.dtp-bar-row__value {
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    text-align: right;
}

@media (max-width: 768px) {
    .header-inner { justify-content: flex-start; }
    .header-brand { display: block; }
    .main-nav { display: none; }
    .burger { display: flex; }
    .footer-grid { grid-template-columns: 1fr; }
    .comparison-grid { grid-template-columns: 1fr; }
    .gender-group { grid-template-columns: 1fr; }
    .params-grid { grid-template-columns: 1fr; }
    .form-fields-grid { grid-template-columns: 1fr; }
    .sale-stats { grid-template-columns: 1fr; }
    .sale-hero { padding: 24px 18px; }
    .dtp-summary { grid-template-columns: 1fr; }
    .dtp-charts { grid-template-columns: 1fr; }
    .dtp-bar-row { grid-template-columns: 36px 1fr 48px; }
}

@media (max-width: 480px) {
    .calculator-card,
    .content-block,
    .page-hero { padding: 16px; }
}