:root {
    --board-page-bg: #f5f6f8;
    --board-bg: #ffffff;
    --board-bg-alt: #f5f6f8;
    --board-text: #1c1f24;
    --board-text-muted: #5b6270;
    --board-accent: #2d5bff;
    --board-border: #e4e6eb;
    --board-danger: #d64545;
    --board-shadow: 0 10px 30px rgba(31, 41, 55, 0.08);
}

@media (prefers-color-scheme: dark) {
    :root {
        --board-page-bg: #14161a;
        --board-bg: #1b1e24;
        --board-bg-alt: #1b1e24;
        --board-text: #eef0f4;
        --board-text-muted: #9aa1ad;
        --board-accent: #6f8bff;
        --board-border: #2a2d34;
        --board-danger: #ff7a7a;
        --board-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
    }
}

* { box-sizing: border-box; }

body.board-body {
    margin: 0;
    font-family: -apple-system, "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
    background: var(--board-page-bg);
    color: var(--board-text);
    line-height: 1.6;
}

a { color: inherit; text-decoration: none; }

.board-nav {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 14px 24px;
    background: var(--board-bg);
    border-bottom: 1px solid var(--board-border);
}

.board-nav-brand { font-weight: 700; }

.board-nav a { color: var(--board-text-muted); font-size: 0.92rem; }
.board-nav a:hover { color: var(--board-accent); }

.board-nav-spacer { flex: 1; }

.board-nav-user {
    font-size: 0.9rem;
    color: var(--board-text-muted);
}

.board-main {
    max-width: 860px;
    margin: 0 auto;
    padding: 32px 24px 80px;
}

.board-main h1 { font-size: 1.4rem; margin: 0 0 20px; }

.board-main-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.board-main-header h1 { margin: 0; }

.board-category-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.board-category-tabs a {
    padding: 6px 14px;
    border: 1px solid var(--board-border);
    border-radius: 999px;
    font-size: 0.88rem;
    color: var(--board-text-muted);
}

.board-category-tabs a.active {
    background: var(--board-accent);
    border-color: var(--board-accent);
    color: #fff;
}

.board-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--board-bg);
    border: 1px solid var(--board-border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--board-shadow);
}

.board-table tr:last-child td { border-bottom: none; }

.board-table th, .board-table td {
    text-align: left;
    padding: 12px 16px;
    border-bottom: 1px solid var(--board-border);
    font-size: 0.9rem;
}

.board-table th { color: var(--board-text-muted); font-weight: 600; }

.board-col-category, .board-col-writer, .board-col-date, .board-col-views {
    white-space: nowrap;
    color: var(--board-text-muted);
    font-size: 0.85rem;
}

.board-pagination {
    display: flex;
    gap: 6px;
    justify-content: center;
    margin-top: 20px;
}

.board-pagination a {
    padding: 6px 12px;
    border: 1px solid var(--board-border);
    border-radius: 6px;
    font-size: 0.88rem;
    color: var(--board-text-muted);
}

.board-pagination a.active {
    background: var(--board-accent);
    border-color: var(--board-accent);
    color: #fff;
}

.board-post-category {
    display: inline-block;
    font-size: 0.8rem;
    color: var(--board-accent);
    border: 1px solid var(--board-border);
    border-radius: 999px;
    padding: 2px 12px;
    margin-bottom: 12px;
}

.board-post h1 { margin: 0 0 12px; font-size: 1.5rem; }

.board-post-meta {
    color: var(--board-text-muted);
    font-size: 0.85rem;
    margin: 0 0 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--board-border);
}

.board-post-content { margin-bottom: 20px; }

.board-post-actions {
    display: flex;
    gap: 10px;
    padding-top: 16px;
    border-top: 1px solid var(--board-border);
}

.board-comments { margin-top: 40px; }

.board-comments h2 { font-size: 1.1rem; margin: 0 0 16px; }

.board-comment {
    padding: 14px 0;
    border-bottom: 1px solid var(--board-border);
}

.board-comment-meta {
    display: flex;
    gap: 10px;
    align-items: baseline;
    margin: 0 0 6px;
    font-size: 0.85rem;
}

.board-comment-meta span { color: var(--board-text-muted); }

.board-comment-content { margin: 0; }

.board-comment-form {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.board-comment-form textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--board-border);
    border-radius: 10px;
    background: var(--board-bg-alt);
    color: var(--board-text);
    font-family: inherit;
    resize: vertical;
}

.board-comment-login-notice {
    margin-top: 20px;
    color: var(--board-text-muted);
    font-size: 0.9rem;
}

form label {
    display: block;
    margin-bottom: 16px;
    font-size: 0.9rem;
    color: var(--board-text-muted);
}

form input[type="text"],
form input[type="email"],
form input[type="password"],
form select,
form textarea {
    display: block;
    width: 100%;
    margin-top: 6px;
    padding: 10px 12px;
    border: 1px solid var(--board-border);
    border-radius: 10px;
    background: var(--board-bg-alt);
    color: var(--board-text);
    font-size: 0.95rem;
    font-family: inherit;
}

button, .board-btn {
    display: inline-block;
    padding: 10px 18px;
    border: none;
    border-radius: 12px;
    background: var(--board-accent);
    color: #fff;
    font-weight: 700;
    font-size: 0.92rem;
    cursor: pointer;
    text-decoration: none;
}

.board-btn-secondary {
    background: transparent;
    color: var(--board-text-muted);
    border: 1px solid var(--board-border);
    margin-left: 8px;
}

.board-link-btn {
    background: none;
    border: none;
    color: var(--board-danger);
    cursor: pointer;
    padding: 0;
    font-size: 0.85rem;
    text-decoration: underline;
}

.board-error { color: var(--board-danger); font-size: 0.9rem; }

.board-back-link {
    margin-top: 24px;
    font-size: 0.88rem;
}

.board-back-link a { color: var(--board-text-muted); }

.board-auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.board-auth-box {
    width: 100%;
    max-width: 380px;
    padding: 32px;
    background: var(--board-bg);
    border: 1px solid var(--board-border);
    border-radius: 24px;
    box-shadow: var(--board-shadow);
}

.board-auth-box h1 { font-size: 1.2rem; margin: 0 0 20px; }