/* CMS frontend default theme */
:root {
    --c-primary: #4f6bed;
    --c-text: #2f365f;
    --c-muted: #8898aa;
    --c-bg: #ffffff;
    --c-surface-alt: #f6f7fb;
    --c-border: #e3e6ee;
    --c-footer-bg: #1e2136;
    --c-footer-fg: #a1a8c3;
    --r: 8px;
    --r-lg: 12px;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--c-text);
    background: var(--c-bg);
    line-height: 1.65;
    font-size: 16px;
}

a { color: var(--c-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }

.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

/* Navbar */
.site-nav {
    position: sticky; top: 0; z-index: 50;
    background: #fff;
    border-bottom: 1px solid var(--c-border);
    backdrop-filter: blur(8px);
}
.site-nav .nav-inner {
    display: flex; align-items: center; gap: 24px;
    height: 70px;
}
.nav-brand {
    display: flex; align-items: center; gap: 12px;
    color: var(--c-text); font-size: 18px; font-weight: 700;
    text-decoration: none;
}
.nav-brand:hover { text-decoration: none; }
.nav-mark {
    width: 36px; height: 36px;
    background: var(--c-primary); color: #fff;
    border-radius: var(--r);
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 17px;
}
.nav-logo-img { max-height: 44px; width: auto; }
.nav-menu {
    display: flex; gap: 4px; align-items: center;
    margin-left: auto;
}
.nav-menu a.nav-link {
    padding: 8px 14px;
    color: var(--c-text); font-weight: 500; font-size: 15px;
    border-radius: var(--r);
    transition: all .15s ease;
}
.nav-menu a.nav-link:hover { background: var(--c-surface-alt); color: var(--c-primary); text-decoration: none; }
.nav-toggle {
    display: none;
    background: transparent; border: none;
    font-size: 24px; cursor: pointer; color: var(--c-text);
    padding: 8px;
}

/* Main */
.site-main { padding: 48px 0 80px; min-height: 50vh; }

/* Page article */
.site-page { max-width: 820px; }
.page-cover {
    width: 100%; height: 360px;
    background-size: cover; background-position: center;
    border-radius: var(--r-lg);
    margin-bottom: 32px;
}
.page-header h1 { font-size: 38px; line-height: 1.2; margin: 0 0 12px; letter-spacing: -.5px; }
.page-excerpt { font-size: 18px; color: var(--c-muted); margin: 0 0 24px; }
.page-content { font-size: 17px; line-height: 1.75; }
.page-content h2 { font-size: 28px; margin: 40px 0 16px; }
.page-content h3 { font-size: 22px; margin: 32px 0 12px; }
.page-content p { margin: 0 0 18px; }
.page-content img { border-radius: var(--r); margin: 24px 0; }
.page-content blockquote {
    margin: 28px 0; padding: 16px 24px;
    border-left: 4px solid var(--c-primary);
    background: var(--c-surface-alt);
    border-radius: 0 var(--r) var(--r) 0;
    color: var(--c-text); font-style: italic;
}
.page-content code {
    background: #f1f3f8; color: #3730a3;
    padding: 2px 6px; border-radius: 4px;
    font-family: 'JetBrains Mono', Consolas, monospace; font-size: .9em;
}
.page-content pre {
    background: #1e2136; color: #d6deeb;
    padding: 18px 22px; border-radius: var(--r);
    overflow-x: auto; font-size: 14px;
}
.page-content pre code { background: transparent; color: inherit; padding: 0; }
.page-content ul, .page-content ol { padding-left: 22px; margin: 0 0 18px; }
.page-content li { margin-bottom: 6px; }
.page-content table { border-collapse: collapse; margin: 24px 0; width: 100%; }
.page-content th, .page-content td { border: 1px solid var(--c-border); padding: 10px 14px; text-align: left; }
.page-content th { background: var(--c-surface-alt); }

.page-footer { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--c-border); }

/* Empty state */
.empty-state {
    text-align: center; padding: 80px 24px;
}
.empty-state h1 { font-size: 32px; margin: 16px 0; }

/* Footer */
.site-footer {
    background: var(--c-footer-bg);
    color: var(--c-footer-fg);
    padding: 56px 0 24px;
    margin-top: 80px;
}
.footer-cols { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.site-footer h6 { color: #fff; font-size: 14px; text-transform: uppercase; letter-spacing: 1px; margin: 0 0 12px; }
.site-footer a { display: block; color: var(--c-footer-fg); padding: 4px 0; font-size: 14px; }
.site-footer a:hover { color: #fff; text-decoration: none; }
.site-footer strong { color: #fff; }
.footer-bottom {
    padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1);
    font-size: 13px; color: var(--c-footer-fg); text-align: center;
}

/* Buttons (admin-compatible) */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 9px 20px; border-radius: var(--r); border: 1px solid transparent; font-size: 14px; font-weight: 500; cursor: pointer; transition: all .15s ease; text-decoration: none; }
.btn-primary { background: var(--c-primary); color: #fff; border-color: var(--c-primary); }
.btn-primary:hover { filter: brightness(1.08); color: #fff; text-decoration: none; }
.btn-outline-primary { background: transparent; color: var(--c-primary); border-color: var(--c-primary); }
.btn-outline-primary:hover { background: var(--c-primary); color: #fff; text-decoration: none; }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.text-muted { color: var(--c-muted); }
.lead { font-size: 18px; font-weight: 300; }
.mt-2 { margin-top: 8px; } .mt-4 { margin-top: 16px; }
.ms-2 { margin-left: 8px; }
.mb-2 { margin-bottom: 8px; } .mb-0 { margin-bottom: 0; }
.me-1 { margin-right: 4px; }
.small { font-size: 13px; }
.d-block { display: block; }

/* Mobile */
@media (max-width: 767px) {
    .nav-toggle { display: block; margin-left: auto; }
    .nav-menu {
        display: none; position: absolute; top: 70px; left: 0; right: 0;
        background: #fff; border-bottom: 1px solid var(--c-border);
        flex-direction: column; padding: 16px 24px; gap: 4px;
        box-shadow: 0 8px 24px rgba(0,0,0,.06);
    }
    .nav-menu.open { display: flex; }
    .footer-cols { grid-template-columns: 1fr; gap: 24px; }
    .page-header h1 { font-size: 28px; }
    .site-main { padding: 32px 0 60px; }
}