/* visitchile.org - Patagonia Blues Theme */
/* Import base styles then override colors */

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

:root {
    --color-bg: #ffffff;
    --color-text: #2d3436;
    --color-heading: #0c1821;
    --color-accent: #1b6ca8;
    --color-accent-hover: #145a8a;
    --color-link: #1b6ca8;
    --color-link-hover: #0f4c75;
    --color-border: #dfe6e9;
    --color-gray-light: #f5f7fa;
    --color-gray-mid: #7f8c8d;
    --color-sidebar-bg: #f5f7fa;
    --color-header-bg: #0c1821;
    --color-teal: #2d8fa5;
    --color-glacier: #74b9ce;
    --color-slate: #4a6670;
    --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-heading: Georgia, 'Times New Roman', serif;
    --max-width: 1200px;
    --content-width: 720px;
    --sidebar-width: 300px;
    --gap: 40px;
}

html { font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
}

a { color: var(--color-link); text-decoration: none; }
a:hover { color: var(--color-link-hover); text-decoration: underline; }

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

/* === Header === */
.site-header {
    background: var(--color-header-bg);
    color: #fff;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    height: 56px;
}

.site-logo {
    color: #fff;
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: -0.02em;
}

.site-logo span {
    color: var(--color-glacier);
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    flex-shrink: 0;
    border-radius: 4px;
}

.site-logo:hover { color: #fff; text-decoration: none; }

.main-nav {
    margin-left: auto;
    display: flex;
    gap: 0;
}

.main-nav a {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    padding: 16px 18px;
    text-decoration: none;
    transition: color 0.15s, background 0.15s;
}

.main-nav a:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
    text-decoration: none;
}

.nav-toggle { display: none; }

/* === Sub Nav === */
.sub-nav {
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.sub-nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    gap: 0;
}

.sub-nav a {
    color: var(--color-text);
    font-size: 0.95rem;
    font-weight: 500;
    padding: 14px 20px;
    text-decoration: none;
    border-bottom: 3px solid transparent;
    transition: border-color 0.15s;
}

.sub-nav a:hover,
.sub-nav a.active {
    color: var(--color-heading);
    border-bottom-color: var(--color-accent);
    text-decoration: none;
}

/* === Content Layout === */
.content-wrap {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 30px 20px 60px;
    display: flex;
    gap: var(--gap);
}

.content-area {
    flex: 1;
    min-width: 0;
    max-width: var(--content-width);
}

/* === Breadcrumbs === */
.breadcrumbs {
    font-size: 0.85rem;
    color: var(--color-gray-mid);
    margin-bottom: 12px;
}

.breadcrumbs a { color: var(--color-link); }
.breadcrumbs .sep { margin: 0 6px; color: #ccc; }
.breadcrumbs .current { color: var(--color-text); }

/* === Page Title === */
.page-title {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--color-heading);
    line-height: 1.2;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

/* === Tab Nav === */
.tab-nav {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 30px;
}

.tab-nav a {
    font-size: 0.9rem;
    color: var(--color-gray-mid);
    padding: 10px 16px;
    text-decoration: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
}

.tab-nav a:hover,
.tab-nav a.active {
    color: var(--color-heading);
    border-bottom-color: var(--color-accent);
    text-decoration: none;
}

/* === Article Body === */
.article-body {
    font-size: 1.05rem;
    line-height: 1.8;
}

.article-body h2 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    color: var(--color-heading);
    margin: 40px 0 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--color-glacier);
    letter-spacing: -0.01em;
}

.article-body h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-heading);
    margin: 30px 0 12px;
}

.article-body p {
    margin-bottom: 18px;
}

.article-body a {
    color: var(--color-link);
    text-decoration: underline;
    text-decoration-color: rgba(27, 108, 168, 0.3);
    text-underline-offset: 2px;
}

.article-body a:hover {
    text-decoration-color: var(--color-link);
}

.article-body ul, .article-body ol {
    margin: 0 0 18px 24px;
}

.article-body li {
    margin-bottom: 6px;
}

.article-body blockquote {
    border-left: 3px solid var(--color-teal);
    padding: 12px 20px;
    margin: 20px 0;
    background: var(--color-gray-light);
    font-style: italic;
    color: #555;
}

/* === Images in articles === */
.article-body figure {
    margin: 24px 0;
}

.article-body figure img {
    border-radius: 4px;
    width: 100%;
}

.article-body figcaption {
    font-size: 0.8rem;
    color: var(--color-gray-mid);
    margin-top: 6px;
    font-style: italic;
}

.article-body .img-left {
    float: left;
    margin: 4px 24px 16px 0;
    max-width: 180px;
}

.article-body .img-right {
    float: right;
    margin: 4px 0 16px 24px;
    max-width: 180px;
}

.article-body .img-left img,
.article-body .img-right img {
    border-radius: 4px;
}

.clearfix::after {
    content: "";
    display: table;
    clear: both;
}

.article-body .img-full {
    margin: 30px 0;
}

.article-body .img-full img {
    border-radius: 6px;
    width: 100%;
}

/* === Info Box (Patagonia teal) === */
.info-box {
    background: #edf6f9;
    border: 1px solid #c5dfe6;
    border-left: 4px solid var(--color-teal);
    border-radius: 4px;
    padding: 18px 22px;
    margin: 24px 0;
    font-size: 0.95rem;
}

.info-box h4 {
    font-size: 1rem;
    margin-bottom: 8px;
    color: var(--color-heading);
}

/* === Table === */
.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 0.95rem;
}

.article-body th,
.article-body td {
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.article-body th {
    font-weight: 600;
    background: var(--color-gray-light);
    color: var(--color-heading);
}

.article-body tr:hover td {
    background: #f5f7fa;
}

/* === TOC === */
.toc {
    background: var(--color-gray-light);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 18px 24px;
    margin: 0 0 30px;
}

.toc h4 {
    font-size: 0.95rem;
    margin-bottom: 10px;
    color: var(--color-heading);
}

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

.toc li {
    margin-bottom: 4px;
}

.toc a {
    font-size: 0.9rem;
    color: var(--color-link);
    text-decoration: none;
}

.toc a:hover { text-decoration: underline; }

.toc ul ul {
    padding-left: 18px;
    margin-top: 4px;
}

/* === Sidebar === */
.sidebar {
    width: var(--sidebar-width);
    flex-shrink: 0;
}

.sidebar-card {
    background: var(--color-sidebar-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 22px;
    margin-bottom: 20px;
}

.sidebar-card h3 {
    font-size: 1.2rem;
    margin-bottom: 4px;
    color: var(--color-heading);
}

.sidebar-card h3 strong {
    color: var(--color-teal);
}

.sidebar-card h4 {
    font-size: 1.05rem;
    color: var(--color-heading);
    margin-bottom: 12px;
}

.booking-card .btn-booking {
    display: block;
    text-align: center;
    background: var(--color-accent);
    color: #fff;
    padding: 12px 20px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    margin-top: 14px;
    transition: background 0.15s;
}

.booking-card .btn-booking:hover {
    background: var(--color-accent-hover);
    text-decoration: none;
    color: #fff;
}

.related-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.related-list li {
    padding: 8px 0;
    border-bottom: 1px solid var(--color-border);
}

.related-list li:last-child { border-bottom: none; }

.related-list a {
    color: var(--color-text);
    font-size: 0.9rem;
    text-decoration: none;
}

.related-list a:hover {
    color: var(--color-link);
}

/* === Footer (dark slate) === */
.site-footer {
    background: #0c1821;
    color: rgba(255, 255, 255, 0.7);
    padding: 50px 0 0;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
}

.footer-col h4 {
    color: var(--color-glacier);
    font-size: 1rem;
    margin-bottom: 14px;
}

.footer-col p {
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-col ul {
    list-style: none;
    padding: 0;
}

.footer-col li {
    margin-bottom: 6px;
}

.footer-col a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    text-decoration: none;
}

.footer-col a:hover {
    color: #fff;
    text-decoration: none;
}

.footer-bottom {
    margin-top: 40px;
    padding: 18px 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 0.8rem;
}

/* === Responsive === */
@media (max-width: 900px) {
    .content-wrap {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
    }

    .footer-inner {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .main-nav { display: none; }

    .nav-toggle {
        display: flex;
        flex-direction: column;
        gap: 5px;
        background: none;
        border: none;
        cursor: pointer;
        margin-left: auto;
        padding: 8px;
    }

    .nav-toggle span {
        display: block;
        width: 22px;
        height: 2px;
        background: #fff;
    }

    .main-nav.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 56px;
        left: 0;
        right: 0;
        background: var(--color-header-bg);
    }

    .main-nav.open a {
        padding: 14px 20px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .page-title { font-size: 1.7rem; }

    .sub-nav-inner { overflow-x: auto; }

    .article-body .img-left,
    .article-body .img-right {
        float: none;
        max-width: 100%;
        margin: 16px 0;
    }

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

    .tab-nav { overflow-x: auto; }
}