:root {
    --accent: #1e5a95;
    --accent-dark: #143f68;
    --accent-light: #eaf1fa;
    --text: #2c2c2a;
    --text-muted: #6b6a65;
    --bg: #f7f6f2;
    --card-bg: #ffffff;
    --border: #e2e0d8;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--text);
    background-color: var(--bg);
    line-height: 1.5;
}

h1, h2 {
    color: var(--text);
}

h1 {
    font-size: 30px;
    margin-bottom: 28px;
    padding-bottom: 12px;
    border-bottom: 3px solid var(--accent);
    display: inline-block;
}

h2 {
    font-size: 19px;
    color: var(--accent-dark);
}

/* --- index.html --- */

.site-title {
    text-align: center;
    padding: 32px 0 8px;
}

.site-title h1 {
    border-bottom: none;
    font-size: 32px;
    letter-spacing: 1px;
}

.welcome-grid {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
    padding: 40px 16px 64px;
}

.welcome-box {
    border: 1px solid var(--border);
    border-top: 4px solid var(--accent);
    border-radius: 10px;
    padding: 28px 32px;
    text-align: center;
    max-width: 280px;
    background-color: var(--card-bg);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.welcome-box:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.09);
}

.lang-link {
    display: inline-block;
    margin-top: 12px;
    font-weight: bold;
    text-decoration: none;
    color: var(--accent);
}

.lang-link:hover {
    color: var(--accent-dark);
    text-decoration: underline;
}

/* --- nav bar --- */

.site-nav {
    display: flex;
    align-items: center;
    gap: 28px;
    padding: 14px 28px;
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
    position: sticky;
    top: 0;
    z-index: 10;
}

.site-nav .brand {
    font-weight: bold;
    letter-spacing: 0.5px;
    margin-right: auto;
    color: var(--accent-dark);
}

.site-nav a {
    text-decoration: none;
    color: var(--text);
    padding-bottom: 4px;
    border-bottom: 2px solid transparent;
    transition: border-color 0.15s ease, color 0.15s ease;
}

.site-nav a:hover {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

/* --- page content --- */

.page-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 32px 16px 56px;
}

.subsections {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    margin-bottom: 36px;
}

.subsections > div {
    flex: 1;
    min-width: 220px;
    background-color: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px 22px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.subsections h2 {
    margin-top: 0;
}

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

.photo-grid figure {
    margin: 0;
}

.photo-grid img {
    width: 100%;
    height: 160px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: block;
}

.photo-grid img:hover {
    transform: scale(1.03);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.14);
}

.photo-grid figcaption {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 6px;
}

.external-links {
    margin-top: 32px;
}

.external-links ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.external-links a {
    display: inline-block;
    text-decoration: none;
    color: var(--accent-dark);
    border: 1px solid var(--accent);
    border-radius: 999px;
    padding: 6px 16px;
    font-size: 14px;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.external-links a:hover {
    background-color: var(--accent);
    color: #ffffff;
}

/* --- schedule table wrapper (styling defined in each page's <style>) --- */

.schedule-table-wrap {
    background-color: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    overflow-x: auto;
}

table.schedule {
    border-collapse: collapse;
    width: 100%;
    margin-top: 16px;
}

table.schedule th,
table.schedule td {
    border: 1px solid #ccc;
    padding: 8px;
    text-align: center;
    font-size: 14px;
}

table.schedule th {
    background-color: var(--accent-light);
}