@charset "UTF-8";
/*!
 * 臻影库 —— layout.css
 * 容器 / 头部 / 导航 / 抽屉 / 搜索层 / 页脚 / 悬浮条
 */

/* ==========================================================================
   1. 容器
   ========================================================================== */

.cs-wrap {
    width: 100%;
    max-width: var(--cs-page);
    margin: 0 auto;
    padding: 0 20px;
}

.cs-main {
    display: block;
    min-height: 60vh;
}

.cs-page {
    padding: 24px 0 56px;
}

/* 页面头部（求片 / 留言板 等内页通用） */
.cs-page-head {
    padding: 28px 0 24px;
}

.cs-page-head .cs-eyebrow {
    display: block;
    margin-bottom: 8px;
}

.cs-page-head .cs-page-desc {
    max-width: 760px;
}

.cs-page-head .cs-head-actions {
    margin-top: 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

/* ==========================================================================
   2. 头部
   ========================================================================== */

.cs-header {
    position: sticky;
    top: 0;
    z-index: 900;
    transition: transform 0.25s ease;
    border-bottom: 1px solid var(--cs-line);
}

/* 毛玻璃与底色改由伪元素承载：页头自身不带 backdrop-filter，
   否则浏览器会把下拉菜单等子元素的绘制裁在页头盒内（菜单下半截看不见） */
.cs-header::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background: color-mix(in srgb, var(--cs-paper) 88%, transparent);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
}

/* 登录编辑显示 WP 工具栏时，把吸顶页头顶下来，避免被黑条盖住 */
body.admin-bar .cs-header {
    top: 32px;
}

@media screen and (max-width: 782px) {
    body.admin-bar .cs-header {
        top: 46px;
    }
}

.cs-header-inner {
    max-width: var(--cs-header-w);
    margin: 0 auto;
    padding: 12px 20px;
}

.cs-header-bar {
    display: flex;
    align-items: center;
    gap: 16px;
    min-height: 40px;
}

.cs-brand {
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
}

.cs-brand img,
.cs-brand .cs-logo-img {
    height: 40px;
    width: auto;
    max-width: 260px;
    object-fit: contain;
}

.cs-brand-text {
    font-size: 30px;
    font-weight: 800;
    letter-spacing: 4px;
    line-height: 1;
    color: var(--cs-ink);
}

.cs-logo-dot {
    display: inline-block;
    width: 9px;
    height: 9px;
    margin-left: 6px;
    border-radius: 50%;
    background: var(--cs-brand-blue);
    vertical-align: super;
}

.cs-header-tools {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
}

.cs-menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: var(--cs-radius-s);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
}

.cs-menu-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    border-radius: 2px;
    background: var(--cs-ink);
    transition: transform 0.22s ease, opacity 0.22s ease;
}

.cs-menu-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.cs-menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.cs-menu-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.cs-tool-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--cs-surface-2);
    color: var(--cs-ink);
    transition: all 0.18s ease;
}

.cs-tool-btn:hover {
    background: var(--cs-chip);
    color: var(--cs-ink);
}

.cs-tool-btn svg {
    width: 19px;
    height: 19px;
}

/* 头部导航行 */
.cs-header-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
}


.cs-menu {
    display: flex;
    flex: 1;
    flex-wrap: wrap;
    gap: 2px;
}

.cs-menu > li {
    position: relative;
}

.cs-menu > li > a {
    display: inline-block;
    padding: 8px 14px;
    font-size: 15px;
    font-weight: 600;
    color: var(--cs-ink-2);
    white-space: nowrap;
    box-shadow: inset 0 -2px 0 transparent;
    border-radius: 0;
}

.cs-menu > li > a:hover {
    color: var(--cs-seal);
}

.cs-menu > li.current-menu-item > a,
.cs-menu > li.current-menu-ancestor > a,
.cs-menu > li.current_page_item > a,
.cs-menu > li.current_page_ancestor > a {
    color: var(--cs-seal);
    box-shadow: inset 0 -2px 0 var(--cs-seal);
}

/* 二级菜单 */
.cs-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 170px;
    padding: 8px;
    background: var(--cs-surface);
    border: 1px solid var(--cs-line);
    border-radius: var(--cs-radius);
    box-shadow: var(--cs-shadow-lift);
    opacity: 0;
    visibility: hidden;
    transform: translateY(6px);
    transition: all 0.18s ease;
    z-index: 20;
}

.cs-menu li:hover > .sub-menu,
.cs-menu li:focus-within > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.cs-menu .sub-menu a {
    display: block;
    padding: 8px 12px;
    border-radius: var(--cs-radius-s);
    font-size: 14px;
    font-weight: 500;
    color: var(--cs-ink-2);
}

.cs-menu .sub-menu a:hover {
    background: var(--cs-surface-2);
    color: var(--cs-seal);
}

/* 用户区 */
.cs-user {
    display: flex;
    align-items: center;
    flex: 0 0 auto;
}

.cs-login-btn {
    padding: 8px 18px;
    font-size: 14px;
    font-weight: 600;
    color: var(--cs-ink);
    background: var(--cs-surface-2);
    border-radius: var(--cs-pill);
    border: 1px solid var(--cs-line);
}

.cs-login-btn:hover {
    background: var(--cs-chip);
    color: var(--cs-seal);
}

/* 头像下拉 */
.cs-avatar-wrap {
    position: relative;
}

.cs-avatar-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px;
    border-radius: var(--cs-pill);
}

.cs-avatar-btn img {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--cs-surface-2);
}

.cs-avatar-btn .cs-avatar-name {
    font-size: 14px;
    font-weight: 600;
    max-width: 92px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cs-avatar-menu {
    position: absolute;
    right: 0;
    top: calc(100% + 10px);
    width: 268px;
    padding: 10px;
    background: var(--cs-surface);
    border: 1px solid var(--cs-line);
    border-radius: var(--cs-radius);
    box-shadow: var(--cs-shadow-lift);
    z-index: 60;
}

.cs-avatar-menu[hidden] {
    display: none;
}

.cs-avatar-head {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 8px 14px;
    border-bottom: 1px solid var(--cs-line);
    margin-bottom: 8px;
}

.cs-avatar-head img {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    object-fit: cover;
}

.cs-avatar-head strong {
    display: block;
    font-size: 15px;
    line-height: 1.3;
}

.cs-avatar-head em {
    display: block;
    font-style: normal;
    font-size: 12px;
    color: var(--cs-muted);
    margin-top: 2px;
}

.cs-acc-group {
    padding-bottom: 8px;
    margin-bottom: 8px;
    border-bottom: 1px solid var(--cs-line);
}

.cs-acc-group:last-child {
    padding-bottom: 0;
    margin-bottom: 0;
    border-bottom: 0;
}

.cs-acc-group a,
.cs-acc-group button {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 9px 10px;
    border-radius: var(--cs-radius-s);
    font-size: 14px;
    font-weight: 500;
    color: var(--cs-ink-2);
    text-align: left;
}

.cs-acc-group a:hover,
.cs-acc-group button:hover {
    background: var(--cs-surface-2);
    color: var(--cs-seal);
}

.cs-acc-ico {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    flex: 0 0 auto;
    border-radius: var(--cs-radius-s);
    background: var(--cs-surface-2);
    color: var(--cs-muted);
}

.cs-acc-group a:hover .cs-acc-ico {
    color: var(--cs-seal);
}

.cs-acc-group .cs-acc-badge {
    margin-left: auto;
    font-size: 12px;
    font-weight: 700;
    color: var(--cs-gold);
}

/* ==========================================================================
   3. 站内公告条（滚动字幕）
   ========================================================================== */

.cs-ticker {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 14px 0 10px;
    padding: 10px 16px;
    background: color-mix(in srgb, var(--cs-seal) 10%, var(--cs-surface));
    border: 1px solid color-mix(in srgb, var(--cs-seal) 22%, transparent);
    border-radius: var(--cs-radius-pill, var(--cs-pill));
}

.cs-ticker-pill {
    flex: 0 0 auto;
    padding: 3px 12px;
    font-size: 12px;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, #ff9a4d, #f2622c);
    border-radius: var(--cs-pill);
}

.cs-ticker-viewport {
    flex: 1;
    overflow: hidden;
    position: relative;
    height: 22px;
}

.cs-ticker-track {
    position: relative;
    height: 100%;
}

.cs-ticker-item {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 0.4s ease, transform 0.4s ease;
    pointer-events: none;
}

.cs-ticker-item.is-on {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.cs-ticker-item span {
    font-size: 14px;
    color: var(--cs-ink-2);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ==========================================================================
   4. 抽屉菜单
   ========================================================================== */

.cs-drawer-mask {
    position: fixed;
    inset: 0;
    background: var(--cs-overlay);
    backdrop-filter: blur(2px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.24s ease;
    z-index: 1000;
}

.cs-drawer-mask.is-on {
    opacity: 1;
    visibility: visible;
}

.cs-drawer {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: min(320px, 84vw);
    padding: 16px 18px 24px;
    background: var(--cs-surface);
    border-right: 1px solid var(--cs-line);
    overflow-y: auto;
    transform: translateX(-102%);
    transition: transform 0.28s cubic-bezier(0.22, 0.61, 0.36, 1);
    z-index: 1001;
}

.cs-drawer.is-on {
    transform: translateX(0);
}

.cs-drawer-head {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--cs-line);
}

.cs-drawer-head .cs-brand-text {
    font-size: 22px;
    letter-spacing: 3px;
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 抽屉里的外观切换：与右侧关闭按钮同为 38px 圆钮 */
.cs-theme-switch.is-drawer {
    flex: 0 0 auto;
}

.cs-theme-switch.is-drawer .cs-theme-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--cs-surface-2);
    color: var(--cs-ink);
    border: 0;
}

.cs-theme-switch.is-drawer .cs-theme-btn:hover {
    background: var(--cs-chip);
}

.cs-theme-switch.is-drawer .cs-theme-btn svg {
    width: 19px;
    height: 19px;
}

/* 面板从按钮右侧展开，保证在抽屉内可见 */
.cs-theme-switch.is-drawer .cs-theme-panel {
    left: 0;
    right: auto;
    width: 228px;
}

.cs-drawer-user {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 0;
    border-bottom: 1px solid var(--cs-line);
}

.cs-drawer-user img {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
}

.cs-drawer-user strong {
    display: block;
    font-size: 15px;
}

.cs-drawer-user em {
    font-style: normal;
    font-size: 12px;
    color: var(--cs-muted);
}

.cs-drawer-nav {
    padding: 9px 0;
}

.cs-drawer-nav ul {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.cs-drawer-nav a {
    display: block;
    padding: 8px 12px;
    border-radius: var(--cs-radius-s);
    font-size: 15px;
    font-weight: 600;
    color: var(--cs-ink-2);
}

.cs-drawer-nav a:hover {
    background: var(--cs-surface-2);
    color: var(--cs-seal);
}

.cs-drawer-nav .current-menu-item > a,
.cs-drawer-nav .current_page_item > a {
    color: var(--cs-seal);
    background: var(--cs-surface-2);
}

.cs-drawer-sub {
    padding-left: 14px;
}

.cs-drawer-foot {
    padding-top: 11px;
    border-top: 1px solid var(--cs-line);
}

.cs-drawer-foot .cs-drawer-user {
    padding-top: 0;
}

.cs-drawer-nav ul.cs-drawer-rows {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
    margin-bottom: 10px;
}

.cs-drawer-nav ul.cs-drawer-rows > li {
    min-width: 0;
}

.cs-drawer-nav ul.cs-drawer-rows > li > a {
    padding: 8px 10px;
    text-align: center;
}

.cs-drawer-tg {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 12px;
    padding: 10px 14px;
    background: var(--cs-surface-2);
    border-radius: var(--cs-radius);
}

.cs-drawer-tg:hover {
    background: var(--cs-chip);
}

.cs-drawer-tg .cs-tg-ico {
    width: 34px;
    height: 34px;
}

.cs-drawer-tg-txt {
    font-size: 14px;
    font-weight: 600;
    color: var(--cs-ink);
}

/* 抽屉主导航：两列排布，每行两项 */
/* 抽屉顶部单独一行的「首页」：整行居中，与下方两列菜单区分 */
.cs-drawer-home {
    display: block;
    margin-bottom: 6px;
    text-align: center;
}

.cs-drawer-home.is-current {
    color: var(--cs-seal);
    background: color-mix(in srgb, var(--cs-seal) 14%, transparent);
}


.cs-drawer .cs-drawer-menu {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
}

.cs-drawer .cs-drawer-menu > li {
    min-width: 0;
}

.cs-drawer .cs-drawer-menu > li > a {
    display: block;
    padding: 8px 10px;
    text-align: center;
}

/* 抽屉底部：提示文案 + 注册 / 登录两枚等宽药丸 */
.cs-drawer-auth .cs-drawer-pill,
.cs-drawer-auth a.cs-drawer-pill,
.cs-drawer-nav a.cs-drawer-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.cs-drawer-auth {
    margin-top: 9px;
    padding-top: 11px;
    border-top: 1px solid var(--cs-line);
}

.cs-drawer-auth-tip {
    padding-bottom: 9px;
}

.cs-drawer-auth-tip strong {
    display: block;
    font-size: 15px;
    color: var(--cs-ink);
}

.cs-drawer-auth-tip em {
    font-style: normal;
    font-size: 12px;
    color: var(--cs-muted);
}

.cs-drawer-auth-row {
    display: flex;
    gap: 10px;
}

.cs-drawer-pill {
    flex: 1 1 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 40px;
    padding: 0 16px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
    color: var(--cs-ink);
    background: var(--cs-surface-2);
    border: 1px solid var(--cs-line-strong);
    border-radius: var(--cs-pill);
    cursor: pointer;
}

.cs-drawer-pill:hover {
    border-color: var(--cs-gold);
    color: var(--cs-gold);
}

.cs-drawer-pill.is-primary {
    color: var(--cs-seal-ink);
    background: var(--cs-seal);
    border-color: var(--cs-seal);
}

.cs-drawer-pill.is-primary:hover {
    color: var(--cs-seal-ink);
    filter: brightness(1.06);
}

/* 头像菜单底部：退出登录 / 后台管理 同行两个药丸 */
.cs-avatar-acts {
    display: flex;
    gap: 8px;
}

.cs-avatar-acts .cs-drawer-pill {
    justify-content: center;
    height: 38px;
    padding: 0 12px;
    border-radius: var(--cs-pill);
    font-size: 13px;
    font-weight: 600;
}

/* 头像菜单里的 Telegram 卡片（比抽屉里紧凑些） */
.cs-avatar-tg {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 12px;
    padding: 10px 12px;
    background: var(--cs-surface-2);
    border-radius: var(--cs-radius);
}

.cs-avatar-tg:hover {
    background: var(--cs-chip);
}

.cs-avatar-tg .cs-tg-ico {
    width: 30px;
    height: 30px;
}

/* 抽屉底部：退出登录 / 后台管理 同行 */
.cs-drawer-acts {
    display: flex;
    gap: 8px;
}

.cs-drawer-acts .cs-drawer-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 16px;
    border-radius: var(--cs-pill);
    font-size: 14px;
}

/* ==========================================================================
   5. 搜索浮层
   ========================================================================== */

.cs-search-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 12vh 20px 40px;
    background: var(--cs-overlay);
    backdrop-filter: blur(6px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.22s ease;
    z-index: 1100;
}

.cs-search-overlay.is-on {
    opacity: 1;
    visibility: visible;
}

.cs-search-panel {
    width: 100%;
    max-width: 640px;
    padding: 22px;
    background: var(--cs-surface);
    border: 1px solid var(--cs-line);
    border-radius: var(--cs-radius-l);
    box-shadow: var(--cs-shadow-lift);
    transform: translateY(-12px);
    transition: transform 0.24s ease;
}

.cs-search-overlay.is-on .cs-search-panel {
    transform: translateY(0);
}

.cs-search-panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

.cs-search-panel-head strong {
    font-size: 16px;
}

.cs-search-form {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 6px 6px 16px;
    background: var(--cs-surface-2);
    border: 1px solid var(--cs-line-strong);
    border-radius: var(--cs-pill);
}

.cs-search-form input {
    flex: 1;
    min-width: 0;
    padding: 10px 0;
    background: transparent;
    border: 0;
    box-shadow: none !important;
    font-size: 15px;
}

.cs-search-form button[type="submit"] {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    flex: 0 0 auto;
    border-radius: 50%;
    background: var(--cs-brand-blue);
    color: #fff;
}

.cs-search-form button[type="submit"]:disabled {
    opacity: 0.5;
}

.cs-search-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 14px;
}

.cs-search-chip {
    padding: 7px 16px;
    font-size: 13px;
    font-weight: 600;
    color: var(--cs-muted);
    background: var(--cs-surface-2);
    border: 1px solid transparent;
    border-radius: var(--cs-pill);
}

.cs-search-chip.is-on {
    background: var(--cs-seal);
    color: var(--cs-seal-ink);
}

.cs-search-suggest {
    margin-top: 12px;
    max-height: 46vh;
    overflow-y: auto;
}

.cs-suggest-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 9px 8px;
    border-radius: var(--cs-radius-s);
}

.cs-suggest-item:hover {
    background: var(--cs-surface-2);
}

.cs-suggest-item img {
    width: 42px;
    height: 60px;
    border-radius: 6px;
    object-fit: cover;
    flex: 0 0 auto;
    background: var(--cs-surface-2);
}

.cs-suggest-item strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
}

.cs-suggest-item em {
    display: block;
    font-style: normal;
    font-size: 12px;
    color: var(--cs-muted);
    margin-top: 2px;
}

/* ==========================================================================
   6. 悬浮功能条
   ========================================================================== */

.cs-floatbar {
    position: fixed;
    right: 18px;
    bottom: 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 800;
}

.cs-float-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--cs-surface);
    color: var(--cs-ink);
    border: 1px solid var(--cs-line);
    box-shadow: var(--cs-shadow);
    transition: all 0.18s ease;
}

.cs-float-btn:hover {
    color: var(--cs-seal);
    transform: translateY(-2px);
}

.cs-float-btn svg {
    width: 19px;
    height: 19px;
}

.cs-float-btn.is-hidden {
    display: none;
}

.cs-float-btn[hidden] {
    display: none;
}

/* 外观切换：电脑端在页头搜索按钮右侧，手机端是右下角悬浮 */
.cs-theme-switch {
    position: relative;
    display: inline-flex;
}

.cs-theme-switch.is-float {
    display: none;
}

.cs-theme-panel {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: 232px;
    padding: 12px;
    z-index: 900;
    background: var(--cs-surface);
    border: 1px solid var(--cs-line);
    border-radius: var(--cs-radius);
    box-shadow: var(--cs-shadow-lift);
}

.cs-theme-panel[hidden] {
    display: none;
}

.cs-theme-panel > p {
    font-size: 12px;
    font-weight: 700;
    color: var(--cs-muted);
    margin-bottom: 8px;
    letter-spacing: 0.08em;
}

.cs-theme-opt {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 9px 10px;
    border-radius: var(--cs-radius-s);
    text-align: left;
    color: var(--cs-ink-2);
}

.cs-theme-opt:hover {
    background: var(--cs-surface-2);
}

.cs-theme-opt.is-on {
    background: color-mix(in srgb, var(--cs-seal) 14%, transparent);
    color: var(--cs-seal);
}

.cs-theme-ico {
    display: inline-flex;
    flex: 0 0 auto;
}

.cs-theme-txt strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
}

.cs-theme-txt em {
    display: block;
    font-style: normal;
    font-size: 12px;
    color: var(--cs-muted);
}

/* 用太阳 / 月亮图标区分当前外观 */
.cs-icon-sun,
.cs-icon-moon {
    display: none;
}

html[data-cs-theme="light"] .cs-float-theme .cs-icon-moon,
html[data-cs-theme="dark"] .cs-float-theme .cs-icon-sun {
    display: none;
}

html[data-cs-theme="light"] .cs-float-theme .cs-icon-sun,
html[data-cs-theme="dark"] .cs-float-theme .cs-icon-moon {
    display: block;
}

html[data-cs-theme="auto"] .cs-float-theme .cs-icon-sun {
    display: block;
}

@media (prefers-color-scheme: dark) {
    html[data-cs-theme="auto"] .cs-float-theme .cs-icon-sun {
        display: none;
    }
    html[data-cs-theme="auto"] .cs-float-theme .cs-icon-moon {
        display: block;
    }
}

/* ==========================================================================
   7. 页脚
   ========================================================================== */

.cs-footer {
    margin-top: auto;
    padding: 36px 0 20px;
    background: color-mix(in srgb, var(--cs-surface) 60%, var(--cs-paper));
    border-top: 1px solid var(--cs-line);
    font-size: 13px;
}

.cs-footer-widgets {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
    align-items: start;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--cs-line);
}

.cs-footer-col ul {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px 16px;
}

.cs-footer-col ul a {
    color: var(--cs-muted);
}

.cs-footer-col ul a:hover {
    color: var(--cs-seal);
}

.cs-tg-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--cs-surface);
    border: 1px solid var(--cs-line);
    border-radius: var(--cs-radius);
    box-shadow: var(--cs-shadow);
}

.cs-tg-card:hover {
    border-color: color-mix(in srgb, var(--cs-brand-blue) 40%, transparent);
    transform: translateY(-2px);
}

.cs-tg-ico {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    flex: 0 0 auto;
    border-radius: 50%;
    background: linear-gradient(135deg, #37aee2, #1e96c8);
    color: #fff;
}

.cs-tg-txt strong {
    display: block;
    font-size: 14px;
    font-weight: 700;
    color: var(--cs-ink);
}

.cs-tg-txt em {
    display: block;
    font-style: normal;
    font-size: 12px;
    color: var(--cs-muted);
    margin-top: 2px;
}

.cs-footer-note {
    grid-column: 1;
    font-size: 12px;
    line-height: 1.8;
    color: var(--cs-muted);
}

.cs-footer-bottom {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding-top: 9px;
    font-size: 12px;
    color: var(--cs-muted);
}

.cs-footer-bottom a {
    color: var(--cs-muted);
}

.cs-footer-bottom a:hover {
    color: var(--cs-seal);
}

/* ==========================================================================
   8. 响应式：头部
   ========================================================================== */

@media (max-width: 768px) {
    /* 手机端 Telegram 入口在抽屉里，页头图标隐藏 */
    .cs-tg-btn {
        display: none;
    }

    .cs-header-inner {
        padding: 10px 14px;
    }

    .cs-header-bar {
        position: relative;
        justify-content: center;
    }

    .cs-menu-toggle {
        display: inline-flex;
        position: absolute;
        left: 0;
        top: 50%;
        transform: translateY(-50%);
    }

    .cs-brand img,
    .cs-brand .cs-logo-img {
        height: 32px;
    }

    .cs-brand-text {
        font-size: 26px;
        letter-spacing: 3px;
    }

    .cs-header-tools {
        position: absolute;
        right: 0;
        top: 50%;
        transform: translateY(-50%);
    }

    .cs-header-tools .cs-login-btn,
    .cs-header-tools .cs-avatar-name {
        display: none;
    }

    .cs-avatar-btn {
        padding: 0;
    }

    .cs-header-nav {
        display: none;
    }

    /* 手机端：向上滑动收起页头，向下滑动恢复 */
    .cs-header.is-hide {
        transform: translateY(-100%);
    }

    .cs-avatar-menu {
        right: 0;
        width: min(280px, 88vw);
    }

    .cs-ticker {
        margin: 10px 0 8px;
        padding: 8px 12px;
        gap: 8px;
    }

    .cs-ticker-item span {
        font-size: 13px;
    }

    .cs-floatbar {
        right: 12px;
        bottom: 16px;
        gap: 8px;
    }

    .cs-float-btn {
        width: 40px;
        height: 40px;
    }

/* 手机端：页头外观按钮隐藏，外观切换移入抽屉菜单头部（站名左侧） */
.cs-theme-switch.is-header {
    display: none;
}

.cs-theme-switch.is-float {
    display: none;
}

.cs-theme-switch.is-float .cs-theme-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--cs-surface);
    color: var(--cs-ink);
    border: 1px solid var(--cs-line);
    box-shadow: var(--cs-shadow);
}

.cs-theme-switch.is-float .cs-theme-btn svg {
    width: 19px;
    height: 19px;
}

.cs-theme-switch.is-float .cs-theme-panel {
    top: auto;
    bottom: 0;
    right: calc(100% + 10px);
    width: 200px;
}

    .cs-footer-widgets {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .cs-footer-col ul {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .cs-footer-note {
        grid-column: auto;
    }

    .cs-page-title {
        font-size: 26px;
    }

    /* iOS 缩放保护 */
    input[type="text"],
    input[type="search"],
    input[type="email"],
    input[type="url"],
    input[type="password"],
    input[type="number"],
    input[type="tel"],
    select,
    textarea {
        font-size: 16px;
    }
}

@media (max-width: 420px) {
    .cs-footer-col ul {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}