/*
Theme Name: 萌次元更新索引
Theme URI: https://123yun.xyz/
Author: OpenAI
Description: 为 123yun.xyz 制作的纯文字 ACG 月度更新索引主题。服务器端读取并缓存 animeres.xyz 的公开文章数据，不加载远程图片。
Version: 1.0.0
Requires at least: 6.4
Requires PHP: 7.4
Text Domain: meng-index
*/

:root {
    --background: #f7f7fb;
    --surface: #ffffff;
    --text: #202332;
    --muted: #6e7282;
    --line: #e6e7ef;
    --accent: #d73778;
    --accent-dark: #aa2057;
    --soft: #fff0f6;
    --max-width: 1040px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--text);
    background: var(--background);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.7;
}

a {
    color: var(--accent-dark);
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}

a:hover,
a:focus {
    color: var(--accent);
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
}

.skip-link:focus {
    left: 16px;
    top: 16px;
    z-index: 100;
    padding: 10px 14px;
    color: #fff;
    background: var(--accent-dark);
}

.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    border: 0;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
}

.site-header {
    border-bottom: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.96);
}

.header-inner,
.site-main,
.footer-inner {
    width: min(calc(100% - 32px), var(--max-width));
    margin: 0 auto;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 72px;
    gap: 24px;
}

.site-brand {
    color: var(--text);
    font-size: 19px;
    font-weight: 750;
    letter-spacing: 0.02em;
    text-decoration: none;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 14px;
}

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

.site-nav a:hover,
.site-nav a:focus,
.site-nav .is-current {
    color: var(--accent-dark);
}

.site-main {
    padding: 48px 0 72px;
}

.hero,
.month-header,
.search-panel,
.notice,
.empty-state {
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--surface);
}

.hero,
.month-header {
    padding: clamp(28px, 6vw, 56px);
}

.eyebrow {
    margin: 0 0 10px;
    color: var(--accent-dark);
    font-size: 13px;
    font-weight: 750;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

h1,
h2,
h3,
p {
    overflow-wrap: anywhere;
}

h1 {
    max-width: 760px;
    margin: 0;
    font-size: clamp(32px, 6vw, 54px);
    line-height: 1.18;
    letter-spacing: -0.035em;
}

.hero-description,
.month-description {
    max-width: 760px;
    margin: 18px 0 0;
    color: var(--muted);
    font-size: 17px;
}

.search-form {
    display: flex;
    max-width: 680px;
    margin-top: 28px;
    gap: 10px;
}

.search-form label {
    flex: 1;
}

.search-form input {
    width: 100%;
    min-height: 48px;
    padding: 0 16px;
    border: 1px solid #d6d8e2;
    border-radius: 10px;
    color: var(--text);
    background: #fff;
    font: inherit;
}

.search-form button,
.button-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 20px;
    border: 0;
    border-radius: 10px;
    color: #fff;
    background: var(--accent-dark);
    font: inherit;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
}

.search-form button:hover,
.search-form button:focus,
.button-link:hover,
.button-link:focus {
    color: #fff;
    background: var(--accent);
}

.section {
    margin-top: 44px;
}

.section-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    margin-bottom: 16px;
    gap: 20px;
}

.section-heading h2 {
    margin: 0;
    font-size: 25px;
}

.section-heading p {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
}

.month-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.month-card {
    padding: 26px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--surface);
}

.month-card h2 {
    margin: 0 0 8px;
    font-size: 22px;
}

.month-card p {
    margin: 0 0 20px;
    color: var(--muted);
}

.stats {
    display: flex;
    flex-wrap: wrap;
    margin: 24px 0 0;
    padding: 0;
    gap: 10px;
    list-style: none;
}

.stats li,
.entry-category {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 3px 10px;
    border-radius: 999px;
    color: var(--accent-dark);
    background: var(--soft);
    font-size: 13px;
}

.directory {
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--surface);
    overflow: hidden;
}

.day-group + .day-group {
    border-top: 1px solid var(--line);
}

.day-title {
    margin: 0;
    padding: 13px 22px;
    color: var(--muted);
    background: #fafafd;
    font-size: 14px;
    font-weight: 700;
}

.directory-entry {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    padding: 22px;
    gap: 12px 24px;
}

.directory-entry + .directory-entry {
    border-top: 1px solid var(--line);
}

.entry-main h3 {
    margin: 0;
    font-size: 18px;
    line-height: 1.45;
}

.entry-main h3 a {
    color: var(--text);
    text-decoration: none;
}

.entry-main h3 a:hover,
.entry-main h3 a:focus {
    color: var(--accent-dark);
    text-decoration: underline;
}

.entry-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 9px;
    color: var(--muted);
    gap: 8px;
    font-size: 13px;
}

.entry-excerpt {
    grid-column: 1 / -1;
    max-width: 830px;
    margin: 0;
    color: var(--muted);
    font-size: 14px;
}

.entry-action {
    align-self: center;
    white-space: nowrap;
    font-size: 14px;
    font-weight: 700;
}

.notice,
.empty-state,
.search-panel {
    padding: 24px;
}

.notice {
    color: #6a4a12;
    border-color: #f0d49b;
    background: #fff9ec;
}

.search-summary {
    margin: 0;
    color: var(--muted);
}

.site-footer {
    border-top: 1px solid var(--line);
    color: var(--muted);
    background: var(--surface);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    padding: 28px 0;
    gap: 20px;
    font-size: 13px;
}

.footer-inner p {
    margin: 0;
}

@media (max-width: 720px) {
    .header-inner,
    .section-heading,
    .footer-inner {
        align-items: flex-start;
        flex-direction: column;
    }

    .header-inner {
        padding: 18px 0;
        gap: 10px;
    }

    .site-nav {
        flex-wrap: wrap;
        gap: 10px 16px;
    }

    .site-main {
        padding-top: 24px;
    }

    .month-grid {
        grid-template-columns: 1fr;
    }

    .search-form {
        align-items: stretch;
        flex-direction: column;
    }

    .directory-entry {
        grid-template-columns: 1fr;
        padding: 18px;
    }

    .entry-excerpt {
        grid-column: auto;
    }

    .entry-action {
        justify-self: start;
    }
}