:root {
    --bg: #f7f8fb;
    --surface: #ffffff;
    --surface-alt: #edf7f5;
    --text: #17202a;
    --muted: #5f6c76;
    --line: #dce3e8;
    --primary: #0f766e;
    --primary-dark: #0b5f59;
    --accent: #b43e5a;
    --success-bg: #e7f6ee;
    --success-text: #17623a;
    --muted-bg: #eef1f4;
    --shadow: 0 18px 45px rgba(23, 32, 42, 0.08);
}

* {
    box-sizing: border-box;
}

html {
    font-size: 16px;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.6;
    letter-spacing: 0;
}

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

a:hover {
    color: var(--primary-dark);
}

.container {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.skip-link {
    position: absolute;
    left: -999px;
    top: 12px;
    z-index: 10;
    padding: 10px 12px;
    background: var(--text);
    color: #fff;
}

.skip-link:focus {
    left: 12px;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 5;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--line);
}

.header-inner {
    min-height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--text);
    font-weight: 700;
    white-space: nowrap;
}

.brand-mark {
    display: inline-grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: var(--primary);
    color: #fff;
    font-size: 0.85rem;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
    justify-content: flex-end;
    font-size: 0.95rem;
}

.main-nav a {
    color: var(--muted);
}

.main-nav a:hover {
    color: var(--primary);
}

.hero {
    background: var(--surface);
    border-bottom: 1px solid var(--line);
}

.hero-inner {
    min-height: 430px;
    display: grid;
    align-content: center;
    justify-items: center;
    text-align: center;
    padding: 64px 0 78px;
}

.eyebrow {
    margin: 0 0 10px;
    color: var(--accent);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.78rem;
}

h1,
h2,
h3,
p {
    overflow-wrap: anywhere;
}

h1 {
    margin: 0;
    max-width: 920px;
    font-size: clamp(2.05rem, 4vw, 4rem);
    line-height: 1.08;
}

h2 {
    margin: 0 0 16px;
    font-size: 1.75rem;
    line-height: 1.2;
}

h3 {
    margin: 0 0 10px;
    font-size: 1.1rem;
    line-height: 1.25;
}

.hero-copy {
    max-width: 700px;
    margin: 18px auto 30px;
    color: var(--muted);
    font-size: 1.08rem;
}

.search-box {
    display: flex;
    width: 100%;
    gap: 10px;
}

.large-search {
    max-width: 820px;
    padding: 10px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.result-search {
    max-width: 760px;
    margin: 24px 0;
}

.search-box input {
    min-width: 0;
    flex: 1;
    height: 54px;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 0 16px;
    color: var(--text);
    font: inherit;
    outline: none;
}

.search-box input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.16);
}

.search-box button,
.secondary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    border: 0;
    border-radius: 8px;
    padding: 0 20px;
    background: var(--primary);
    color: #fff;
    font-weight: 700;
    font: inherit;
    cursor: pointer;
    white-space: nowrap;
}

.search-box button:hover,
.secondary-button:hover {
    background: var(--primary-dark);
    color: #fff;
}

.secondary-button {
    min-height: 44px;
    background: var(--text);
}

.section {
    padding: 68px 0;
}

.compact-section {
    padding-top: 42px;
}

.alt-section {
    background: var(--surface-alt);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.two-column {
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.55fr);
    gap: 28px;
    align-items: start;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.info-card,
.data-card,
.result-item {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 10px 28px rgba(23, 32, 42, 0.05);
}

.info-card {
    padding: 22px;
}

.info-card p,
.text-stack p,
.page-copy p,
.seo-copy p,
.site-footer p {
    margin: 0;
    color: var(--muted);
}

.text-stack {
    display: grid;
    gap: 16px;
}

.text-stack h2:not(:first-child) {
    margin-top: 22px;
}

.faq-list {
    display: grid;
    gap: 10px;
}

details {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 16px 18px;
}

summary {
    cursor: pointer;
    font-weight: 700;
}

details p {
    margin: 10px 0 0;
    color: var(--muted);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 18px;
    color: var(--muted);
    font-size: 0.92rem;
}

.breadcrumb a,
.breadcrumb span {
    display: inline-flex;
    align-items: center;
}

.breadcrumb a::after {
    content: ">";
    color: var(--muted);
    margin-left: 8px;
}

.notice {
    max-width: 760px;
    padding: 16px 18px;
    background: #fff9e8;
    border: 1px solid #eadba7;
    border-radius: 8px;
    color: #59480f;
}

.result-count {
    color: var(--muted);
}

.results-list {
    display: grid;
    gap: 14px;
}

.result-item {
    padding: 18px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 20px;
    align-items: center;
}

.result-item h2 {
    margin: 3px 0 4px;
    font-size: 1.08rem;
}

.result-ruc {
    margin: 0;
    color: var(--accent);
    font-weight: 700;
    font-size: 0.9rem;
}

.muted {
    color: var(--muted);
    margin: 0;
}

.result-actions {
    display: grid;
    gap: 10px;
    justify-items: end;
}

.badge-row {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.badge {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 4px 10px;
    border-radius: 8px;
    background: var(--muted-bg);
    color: var(--muted);
    font-size: 0.86rem;
    font-weight: 700;
}

.badge-ok {
    background: var(--success-bg);
    color: var(--success-text);
}

.badge-muted {
    background: var(--muted-bg);
}

.text-link {
    font-weight: 700;
}

.ficha-header {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: flex-start;
    margin-bottom: 22px;
}

.ficha-header h1 {
    font-size: clamp(1.8rem, 3vw, 2.8rem);
}

.data-card {
    padding: 24px;
}

.ficha-badges {
    margin-bottom: 22px;
}

.data-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin: 0;
}

.data-grid div {
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fbfcfd;
}

.data-grid .full-row {
    grid-column: 1 / -1;
}

dt {
    color: var(--muted);
    font-size: 0.85rem;
    font-weight: 700;
}

dd {
    margin: 5px 0 0;
    font-weight: 700;
}

.seo-copy {
    margin-top: 28px;
    display: grid;
    gap: 12px;
}

.page-copy {
    max-width: 850px;
}

.page-copy h2 {
    margin-top: 34px;
}

.not-found {
    max-width: 680px;
}

.site-footer {
    padding: 34px 0;
    background: #111820;
    color: #fff;
}

.footer-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 24px;
    align-items: start;
}

.site-footer a,
.site-footer p {
    color: #cfd7df;
}

.site-footer nav {
    display: grid;
    gap: 8px;
}

.official-note {
    margin-top: 24px;
    color: #cfd7df;
    font-size: 0.92rem;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding-top: 18px;
}

.ad-box {
    width: 100%;
    max-width: 970px;
    margin: 32px auto;
    padding: 12px 0;
    text-align: center;
    clear: both;
    min-height: 250px;
}

.ad-label {
    font-size: 12px;
    line-height: 1;
    color: #777;
    margin-bottom: 8px;
    text-align: center;
}

.ad-box-home-after-search {
    margin-top: 34px;
    margin-bottom: 38px;
}

.ad-box-ruc-after-card {
    margin-top: 30px;
    margin-bottom: 34px;
}

.ad-box-in-article {
    margin-top: 38px;
    margin-bottom: 38px;
}

.ad-box-multiplex {
    margin-top: 44px;
    margin-bottom: 38px;
    max-width: 1100px;
}

.ad-box-search {
    margin-top: 28px;
    margin-bottom: 32px;
}

.legal-meta {
    color: var(--muted);
    font-size: 0.95rem;
    margin: 8px 0 24px;
}

.legal-list {
    display: grid;
    gap: 10px;
    margin: 16px 0 0;
    padding-left: 20px;
    color: var(--muted);
}

.legal-contact {
    display: inline-flex;
    align-items: center;
    min-height: 42px;
    margin: 12px 0;
    font-weight: 700;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (max-width: 840px) {
    .header-inner,
    .ficha-header,
    .footer-grid {
        align-items: flex-start;
        flex-direction: column;
        display: flex;
    }

    .main-nav {
        justify-content: flex-start;
        gap: 12px;
    }

    .hero-inner {
        min-height: 390px;
        padding: 48px 0 58px;
    }

    .search-box,
    .result-item,
    .two-column,
    .card-grid,
    .data-grid {
        grid-template-columns: 1fr;
    }

    .search-box {
        display: grid;
    }

    .search-box button {
        width: 100%;
    }

    .result-actions {
        justify-items: start;
    }
}

@media (max-width: 768px) {
    .ad-box {
        margin: 28px auto;
        padding: 8px 0;
        min-height: 280px;
    }

    .ad-label {
        font-size: 11px;
    }
}

@media (max-width: 520px) {
    .container {
        width: min(100% - 22px, 1120px);
    }

    .section {
        padding: 46px 0;
    }

    .compact-section {
        padding-top: 28px;
    }

    .brand {
        white-space: normal;
    }

    .main-nav {
        font-size: 0.9rem;
    }

    .large-search {
        padding: 8px;
    }
}