/* liangchenmei.com shared styles */

:root {
    --site-bg: #fff8f1;
    --site-surface: #ffffff;
    --site-surface-subtle: #fef3e2;
    --site-surface-soft: #fffaf5;
    --site-text: #202124;
    --site-text-muted: #5f6368;
    --site-line: #eadfd4;
    --site-primary: #b06000;
    --site-primary-strong: #8c4300;
    --site-primary-soft: #fef7e0;
    --site-primary-softer: #fff3e0;
    --site-success-bg: #e6f4ea;
    --site-success-text: #137333;
    --site-on-primary: #ffffff;
    --site-glass: rgba(255, 255, 255, 0.92);
    --site-glass-line: rgba(234, 223, 212, 0.9);
    --site-shadow-soft: 0 10px 24px rgba(176, 96, 0, 0.08);
    --site-shadow: 0 16px 36px rgba(176, 96, 0, 0.12);
    --site-focus-ring: rgba(176, 96, 0, 0.12);
}

/* 渐变文字效果 */
.gradient-text {
    background: linear-gradient(to right, var(--site-text), var(--site-text-muted));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 英雄区域背景渐变 */
.hero-gradient {
    background: linear-gradient(135deg, var(--site-surface-soft) 0%, var(--site-surface-subtle) 55%, var(--site-bg) 100%);
}

/* 导航栏模糊效果 */
.nav-blur {
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.site-shell-nav,
.site-shell-footer {
    color: var(--site-text);
    font-family: "Google Sans", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.site-shell-nav {
    background: var(--site-glass);
    border-bottom: 1px solid var(--site-glass-line);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.site-shell-nav-inner,
.site-shell-footer-inner {
    width: min(1120px, calc(100vw - 32px));
    margin: 0 auto;
}

.site-shell-nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    min-height: 72px;
    padding: 12px 0;
}

.site-shell-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--site-text);
    font-weight: 700;
    text-decoration: none;
}

.site-shell-mark {
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: var(--site-primary);
    color: var(--site-on-primary);
}

.site-shell-badge {
    padding: 4px 8px;
    border: 1px solid var(--site-line);
    border-radius: 999px;
    background: var(--site-success-bg);
    color: var(--site-success-text);
    font-size: 12px;
    font-weight: 700;
}

.site-shell-menu {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    color: var(--site-text-muted);
    font-size: 14px;
}

.site-shell-menu a {
    padding: 8px 10px;
    border-radius: 8px;
    color: inherit;
    text-decoration: none;
}

.site-shell-menu a:hover {
    background: var(--site-surface);
    color: var(--site-text);
}

.site-shell-footer {
    margin-top: 64px;
    border-top: 1px solid var(--site-line);
    background: linear-gradient(180deg, var(--site-surface), var(--site-surface-soft));
}

.site-shell-footer-inner {
    display: grid;
    grid-template-columns: minmax(220px, 0.9fr) minmax(0, 1.7fr);
    gap: 28px;
    padding: 34px 0;
    color: var(--site-text-muted);
    font-size: 14px;
}

.site-shell-footer-brand {
    display: grid;
    gap: 10px;
    align-content: start;
}

.site-shell-footer-brand strong {
    color: var(--site-text);
    font-size: 16px;
}

.site-shell-footer-copy {
    margin: 0;
    line-height: 1.7;
}

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

.site-shell-footer-column {
    display: grid;
    gap: 8px;
    align-content: start;
}

.site-shell-footer-column h2 {
    margin: 0 0 4px;
    color: var(--site-text);
    font-size: 14px;
    font-weight: 700;
}

.site-shell-footer-column a {
    color: var(--site-text-muted);
    text-decoration: none;
}

.site-shell-footer-column a:hover {
    color: var(--site-primary);
}

.svg-card-page {
    display: flex;
    justify-content: center;
    padding: 32px 16px 0;
    background: var(--site-bg);
}

.svg-card-page svg {
    max-width: min(900px, 100%);
    height: auto;
    box-shadow: var(--site-shadow-soft);
}

.topic-link-card {
    display: block;
    min-height: 168px;
    border: 1px solid var(--site-line);
    border-radius: 12px;
    background: linear-gradient(180deg, var(--site-surface), var(--site-surface-soft));
    padding: 24px;
    transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.topic-link-card:hover {
    transform: translateY(-2px);
    border-color: var(--site-primary);
    box-shadow: var(--site-shadow);
}

.topic-link-card h3 {
    margin: 14px 0 8px;
    color: var(--site-text);
    font-size: 1.25rem;
    font-weight: 700;
}

.topic-link-card p {
    color: var(--site-text-muted);
    font-size: 0.925rem;
    line-height: 1.65;
}

.topic-count {
    display: inline-flex;
    min-width: 64px;
    justify-content: center;
    border-radius: 8px;
    background: var(--site-primary-soft);
    border: 1px solid var(--site-line);
    color: var(--site-primary-strong);
    font-size: 0.875rem;
    font-weight: 700;
    padding: 4px 10px;
}

.resource-card {
    display: flex;
    align-items: center;
    gap: 12px;
    border: 1px solid var(--site-glass-line);
    border-radius: 10px;
    background: var(--site-glass);
    color: var(--site-text);
    padding: 18px;
    font-weight: 600;
    transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.resource-card:hover {
    transform: translateY(-1px);
    background: var(--site-surface);
    border-color: var(--site-primary);
}

.site-page-bg {
    background:
        radial-gradient(circle at 16% 4%, rgba(176, 96, 0, 0.12), transparent 28%),
        linear-gradient(180deg, var(--site-surface-soft) 0%, var(--site-bg) 45%, var(--site-surface-subtle) 100%);
    color: var(--site-text);
}

.site-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    border: 1px solid var(--site-line);
    border-radius: 999px;
    background: var(--site-primary-soft);
    color: var(--site-primary-strong);
    font-size: 14px;
    font-weight: 700;
}

.site-primary-button,
.site-secondary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 18px;
    border-radius: 10px;
    font-weight: 700;
    text-decoration: none;
    transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.site-primary-button {
    background: var(--site-primary);
    color: var(--site-on-primary);
}

.site-primary-button:hover {
    background: var(--site-primary-strong);
    transform: translateY(-1px);
}

.site-secondary-button {
    border: 1px solid var(--site-line);
    background: var(--site-surface);
    color: var(--site-text);
}

.site-secondary-button:hover {
    border-color: var(--site-primary);
    color: var(--site-primary);
}

.site-stat-card,
.site-index-card {
    border: 1px solid var(--site-line);
    border-radius: 14px;
    background: linear-gradient(180deg, var(--site-surface), var(--site-surface-soft));
    box-shadow: var(--site-shadow-soft);
}

.site-stat-card {
    padding: 16px;
}

.site-index-card {
    padding: 20px;
}

.site-index-card h3 {
    margin: 0 0 12px;
    color: var(--site-text);
    font-weight: 700;
}

.site-index-card a {
    color: var(--site-text-muted);
    text-decoration: none;
}

.site-index-card a:hover {
    color: var(--site-primary);
}

.site-tool-section {
    border: 1px solid var(--site-line);
    border-radius: 18px;
    background: var(--site-surface);
    box-shadow: var(--site-shadow-soft);
}

.site-tool-section-head {
    border-bottom: 1px solid var(--site-line);
    background: var(--site-primary);
    color: var(--site-on-primary);
}

@media (max-width: 800px) {
    .site-shell-footer-inner,
    .site-shell-footer-grid {
        grid-template-columns: 1fr;
    }
}