/* ── 颜色变量 ── */
:root {
    --bg-panel:   rgba(252, 252, 228, 0.82);
    --border:     rgba(200, 200, 140, 0.30);
    --text-main: #5a4a30;
    --text-muted: #7a7a5a;
    --link:       #6b6b30;
    --link-hover: #5a4a30;
    --link-visit: #7a6a40;
    /* 覆盖 Bootstrap 链接色 */
    --bs-link-color: #6b6b30;
    --bs-link-hover-color: #5a4a30;
}

html {
    font-size: 16px;
}

body {
    font-family: sans-serif;
    background-image: url("/images/yumieko_bg.jpg");
    color: var(--text-main);
    line-height: 1.8;
    hyphens: auto;
    font-feature-settings: "palt";
    hanging-punctuation: first allow-end last;
    text-autospace: ideograph-alpha ideograph-numeric;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
}

/* ── 导航栏 ── */
.navbar {
    background: var(--bg-panel) !important;
    backdrop-filter: blur(6px);
    border-bottom: 1px solid var(--border);
    padding: 0.5rem 1.5rem;
}
.navbar-brand {
    font-size: 1.15rem;
    letter-spacing: 0.05em;
    font-weight: bold;
    color: var(--text-muted) !important;
}
.nav-title {
    font-size: 1.15rem;
    letter-spacing: 0.08em;
    font-weight: bold;
    color: var(--text-muted) !important;
}
.navbar .nav-link {
    font-size: 0.9rem;
    padding: 0.25rem 0.75rem;
    color: var(--text-muted) !important;
}
.navbar .nav-link:hover {
    color: var(--text-main) !important;
}

/* ── 主区域 ── */
.main {
    display: flex;
    flex: 1;
    align-items: flex-start;
    gap: 1rem;
    margin: 1.25rem auto;
    width: 100%;
    max-width: 1140px;
    padding: 0 1rem;
}

/* ── 侧边栏 ── */
.sidebar {
    width: 120px;
    flex-shrink: 0;
    position: sticky;
    top: 60px;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.sidebar-btn {
    display: block;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.5rem;
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: background 0.2s;
}
.sidebar-btn:hover {
    background: rgba(252, 252, 228, 0.96);
    color: var(--text-main);
}

.sidebar-right {
    width: 180px;
    flex-shrink: 0;
    position: sticky;
    top: 70px;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-self: flex-start;
}
.sidebar-widget {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 0.75rem 1rem;
    font-size: 0.8rem;
}
.sidebar-widget-title {
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--border);
}
.subscribe-links {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}
.subscribe-links a {
    text-decoration: none !important;
    color: var(--text-muted) !important;
}
.subscribe-links a:hover {
    color: var(--link) !important;
}
.banner-placeholder {
    width: 100%;
    aspect-ratio: 2 / 1;
    background: rgba(200, 200, 140, 0.2);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* ── 正文 ── */
.eko {
    flex: 1;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1.5rem 2rem;
    min-width: 0;
}

/* ── Footer ── */
.footer {
    margin: 0;
    padding: 0.75rem 0;
    font-size: 0.85rem;
    text-align: center;
    color: var(--text-muted);
}

/* ── 链接 ── */
a {
    color: var(--link) !important;
    text-decoration-color: rgba(107, 107, 48, 0.35);
}
a:hover {
    color: var(--link-hover) !important;
    text-decoration-color: rgba(58, 58, 24, 0.55);
}
a:visited {
    color: var(--link-visit) !important;
    text-decoration-color: rgba(107, 107, 48, 0.35);
}

.post-list h1{
    margin-bottom: 1.5rem;
    color: var(--text-main) !important;
}

.post-card {
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
}

.post-card:last-child {
    border-bottom: none;
    padding-bottom: 0;
    margin-bottom: 0;
}

.post-card h2 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

.post-summary {
    color: var(--text-muted);
    font-size: 1.0rem;
    margin: 0;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}
.btn {
    font-size: 0.85rem;
    padding: 0.3rem 0.9rem;
    border-radius: 4px;
    border: 1px solid var(--border);
    background: var(--bg-panel);
    color: var(--text-muted) !important;
    text-decoration: none !important;
    transition: background 0.15s, color 0.15s;
    cursor: pointer;
}
.btn:hover {
    background: rgba(252, 252, 228, 0.96);
    color: var(--text-main) !important;
}
.btn.disabled {
    opacity: 0.4;
    cursor: default;
    pointer-events: none;
}

.btn:focus,
.btn:focus-visible {
    outline: none;
    box-shadow: none;
}

.post-title {
    font-size: 2.0rem;
    font-weight: normal;
    margin-bottom: 0.75rem;
    color: var(--text-main) !important;
}
.post-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.0rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.post-body {
    font-size: 1.05rem;
    color: var(--text-main) !important;
}

.post-body p,
.post-body li,
.post-body blockquote {
    color: var(--text-main) !important;
}

.post-body h1 {
    font-size: 1.9rem;
    color: var(--text-main) !important;
}

.post-author {
    color: var(--text-muted);
}

.post-meta-sep {
    color: var(--border);
}

.post-date {
    color: var(--text-muted);
}

.post-summary {
    font-size: 1.0rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
}

.yumieko-svg {
    width: 100px;
    height: 50px;
}