/* 全局样式 */
:root {
    --ghost-accent-color: #59c090;
    --text-color: #333;
    --bg-color: #fff;
    --light-gray: #f5f5f5;
    --border-color: #eaeaea;
    --font-serif: 'Noto Serif SC', serif;
    --font-sans: 'Noto Sans SC', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s;
}

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

img {
    max-width: 100%;
    height: auto;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部导航 */
header {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    margin-right: 10px;
}

.logo-text {
    font-weight: bold;
    font-size: 1.2rem;
}

nav ul {
    display: flex;
    list-style: none;
    align-items: center;
}

nav li {
    margin-left: 25px;
}

nav a {
    font-size: 0.9rem;
    font-weight: 500;
}

/* 导航栏中的音乐播放器 */
.nav-music-player {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: 0;
}

.music-controls-compact {
    display: flex;
    align-items: center;
    gap: 8px;
}

.play-pause-btn-compact {
    background: var(--ghost-accent-color);
    border: none;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    flex-shrink: 0;
}

.play-pause-btn-compact:hover {
    background: #4aad7a;
    transform: scale(1.05);
}

.play-pause-btn-compact .play-icon,
.play-pause-btn-compact .pause-icon {
    font-size: 14px;
}

.play-pause-btn-compact .pause-icon {
    display: none;
}

.play-pause-btn-compact.playing .play-icon {
    display: none;
}

.play-pause-btn-compact.playing .pause-icon {
    display: block;
}

.music-album-compact {
    width: 30px;
    height: 30px;
    border-radius: 6px;
    overflow: hidden;
    flex-shrink: 0;
}

.album-image-compact {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.music-title-compact {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-color);
    white-space: nowrap;
}

/* 头部右侧 - 搜索表单 */
.header-search {
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-input {
    padding: 6px 12px;
    border-radius: 30px;
    border: 1px solid rgba(255,255,255,0.5);
    background: rgba(0,0,0,0.3);
    color: white;
    font-size: 0.9rem;
    width: 180px;
    backdrop-filter: blur(4px);
    transition: all 0.2s;
}

.search-input::placeholder {
    color: rgba(255,255,255,0.7);
}

.search-input:focus {
    outline: none;
    border-color: white;
    background: rgba(0,0,0,0.5);
}

.search-submit {
    background: transparent;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background 0.2s;
    text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}

.search-submit:hover {
    background: rgba(255,255,255,0.2);
}

/* 轮播图样式 */
.carousel-section {
    margin-bottom: 60px;
}

.carousel-container {
    position: relative;
    width: 100%;
    height: 400px;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-slide.active {
    opacity: 1;
    z-index: 1;
}

.carousel-slide:not(.active) a {
    pointer-events: none;
}

.carousel-slide.active a {
    pointer-events: auto;
    cursor: pointer;
}

.carousel-slide a {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
}

.carousel-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.carousel-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    padding: 30px;
    transform: translateY(0);
    transition: transform 0.3s;
}

.carousel-slide.active:hover .carousel-caption {
    transform: translateY(-5px);
}

.carousel-title {
    font-size: 1.8rem;
    font-family: var(--font-serif);
    margin-bottom: 8px;
    color: white;
}

.carousel-excerpt {
    font-size: 1rem;
    opacity: 0.9;
    max-width: 600px;
}

.carousel-controls {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    transform: translateY(-50%);
    padding: 0 20px;
    z-index: 10;
}

.carousel-btn {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(5px);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: white;
    font-size: 1.5rem;
    transition: all 0.3s;
    z-index: 10;
}

.carousel-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.carousel-indicators {
    position: absolute;
    bottom: 20px;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: center;
    gap: 12px;
    z-index: 10;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s;
    z-index: 10;
}

.indicator.active {
    background: white;
    transform: scale(1.2);
}

.carousel-section-title {
    font-size: 1.5rem;
    margin-bottom: 20px;
    font-family: var(--font-serif);
    color: var(--text-color);
    display: flex;
    align-items: center;
}

.carousel-section-title::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 24px;
    background: var(--ghost-accent-color);
    margin-right: 12px;
    border-radius: 3px;
}

/* 主要内容区 */
.main-content {
    padding: 60px 0;
    flex: 1;
}

.post-feed {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 40px;
}

.post-card {
    background: var(--bg-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.post-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.post-media {
    height: 200px;
    overflow: hidden;
    background-color: #f0f0f0;
}

.post-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.post-card:hover .post-image {
    transform: scale(1.05);
}

.post-content {
    padding: 25px;
}

.post-tag {
    display: inline-block;
    background: var(--ghost-accent-color);
    color: white;
    font-size: 0.75rem;
    padding: 3px 10px;
    border-radius: 12px;
    margin-bottom: 15px;
    margin-right: 5px;
}

.post-title {
    font-size: 1.4rem;
    margin-bottom: 15px;
    font-family: var(--font-serif);
    line-height: 1.3;
}

.post-excerpt {
    color: #666;
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.post-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 15px;
}

.post-more {
    color: var(--ghost-accent-color);
    font-weight: 500;
    font-size: 0.9rem;
}

.post-author {
    display: flex;
    align-items: center;
}

.author-image {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    margin-right: 10px;
}

/* 页脚 */
footer {
    background: var(--light-gray);
    padding: 50px 0;
    margin-top: auto;
    border-top: 1px solid var(--border-color);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.copyright {
    color: #888;
}

.footer-nav ul {
    display: flex;
    list-style: none;
}

.footer-nav li {
    margin-left: 20px;
}

.powered-by {
    color: #888;
    font-size: 0.9rem;
}

/* RSS 订阅链接样式 */
.rss-subscribe {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--ghost-accent-color);
    color: white;
    padding: 8px 18px;
    border-radius: 40px;
    font-size: 0.95rem;
    font-weight: 500;
    transition: background 0.3s, transform 0.2s;
    white-space: nowrap;
}

.rss-subscribe:hover {
    background: #3fa875;
    color: white;
    transform: scale(1.02);
}

.rss-subscribe:active {
    transform: scale(0.98);
}

.rss-icon {
    font-size: 1.2rem;
    line-height: 1;
}

/* Newsletter 订阅样式 */
.newsletter-section {
    margin: 60px 0 40px;
}

.newsletter-card {
    background: #fff;
    border-radius: 24px;
    padding: 48px 40px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.05);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

.newsletter-card:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.newsletter-title {
    font-size: 2rem;
    font-family: var(--font-serif);
    margin-bottom: 16px;
    color: var(--text-color);
    letter-spacing: -0.01em;
}

.newsletter-description {
    color: #666;
    max-width: 520px;
    margin: 0 auto 32px;
    font-size: 1.05rem;
    line-height: 1.6;
}

.newsletter-form {
    max-width: 520px;
    margin: 0 auto;
}

.form-row {
    display: flex;
    gap: 12px;
    align-items: stretch;
    margin-bottom: 16px;
}

.newsletter-input {
    flex: 1;
    padding: 16px 24px;
    border: 1.5px solid var(--border-color);
    border-radius: 60px;
    font-size: 1rem;
    transition: all 0.25s;
    outline: none;
    font-family: var(--font-sans);
    background: #fafafa;
}

.newsletter-input:focus {
    border-color: var(--ghost-accent-color);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(89, 192, 144, 0.12);
}

.newsletter-input::placeholder {
    color: #aaa;
    font-weight: 300;
}

.newsletter-button {
    background: var(--ghost-accent-color);
    color: white;
    border: none;
    border-radius: 60px;
    padding: 0 36px;
    font-size: 1.05rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.25s;
    white-space: nowrap;
    letter-spacing: 0.3px;
    box-shadow: 0 4px 10px rgba(89, 192, 144, 0.2);
}

.newsletter-button:hover {
    background: #3fa875;
    transform: scale(1.02);
    box-shadow: 0 8px 18px rgba(89, 192, 144, 0.3);
}

.newsletter-button:active {
    transform: scale(0.98);
}

.newsletter-footnote {
    margin-top: 20px;
    font-size: 0.85rem;
    color: #888;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    flex-wrap: wrap;
}

.newsletter-footnote a {
    color: #888;
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-thickness: 1px;
    transition: color 0.2s;
}

.newsletter-footnote a:hover {
    color: var(--ghost-accent-color);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .header-inner {
        flex-direction: column;
        align-items: flex-start;
    }
    nav ul {
        margin-top: 15px;
        flex-wrap: wrap;
    }
    nav li {
        margin: 5px 15px 5px 0;
    }
    .nav-music-player {
        order: -1;
        margin-bottom: 10px;
        width: 100%;
        justify-content: flex-start;
    }
    .carousel-container {
        height: 300px;
    }
    .carousel-caption {
        padding: 20px;
    }
    .carousel-title {
        font-size: 1.4rem;
    }
    .carousel-excerpt {
        font-size: 0.9rem;
    }
    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    .post-feed {
        grid-template-columns: 1fr;
    }
    .footer-inner {
        flex-direction: column;
        text-align: center;
        justify-content: center;
    }
    .footer-nav ul {
        margin: 20px 0;
        justify-content: center;
    }
    .footer-nav li {
        margin: 0 10px;
    }
    .lantern-link {
        left: 15px;
        width: 60px;
        height: 60px;
    }
    .music-title-compact {
        font-size: 0.75rem;
    }
    .play-pause-btn-compact {
        width: 26px;
        height: 26px;
    }
    .music-album-compact {
        width: 26px;
        height: 26px;
    }
    .rss-subscribe {
        margin-top: 10px;
    }
    .header-search {
        width: 100%;
        margin-top: 10px;
    }
    .search-input {
        flex: 1;
    }
}

@media (max-width: 480px) {
    .carousel-container {
        height: 250px;
    }
    .carousel-caption {
        padding: 15px;
    }
    .carousel-title {
        font-size: 1.2rem;
    }
    .carousel-excerpt {
        display: none;
    }
    .lantern-link {
        left: 10px;
        width: 50px;
        height: 50px;
    }
    .nav-music-player {
        margin-bottom: 8px;
    }
    .music-controls-compact {
        gap: 6px;
    }
    .music-title-compact {
        font-size: 0.7rem;
    }
    .play-pause-btn-compact {
        width: 24px;
        height: 24px;
    }
    .music-album-compact {
        width: 24px;
        height: 24px;
    }
}

/* ===== 新增覆盖样式：Hux风格 + 轮播图顶部拓宽 + 增加高度 ===== */
/* 导航栏绝对定位，脱离文档流，让轮播图从顶部开始 */
header {
    position: absolute !important;
    top: 0;
    left: 0;
    width: 100%;
    background: transparent !important;
    backdrop-filter: none !important;
    border-bottom: none !important;
    pointer-events: none;
    z-index: 200;
}
header * {
    pointer-events: auto;
}

/* 导航文字白色 + 阴影 */
.logo-text,
nav ul li a,
.music-title-compact,
.search-input,
.search-submit {
    color: white !important;
    text-shadow: 0 2px 10px rgba(0,0,0,0.6) !important;
}

.search-input {
    border-color: rgba(255,255,255,0.5);
    background: rgba(0,0,0,0.3);
}
.search-input::placeholder {
    color: rgba(255,255,255,0.7);
}

/* 音乐播放器背景半透明 */
.nav-music-player {
    background: rgba(0,0,0,0.3);
    backdrop-filter: blur(4px);
    padding: 4px 10px 4px 6px;
    border-radius: 40px;
    border: 1px solid rgba(255,255,255,0.2);
}

.play-pause-btn-compact {
    background: rgba(255,255,255,0.3) !important;
    color: white !important;
}
.play-pause-btn-compact.playing {
    background: var(--ghost-accent-color) !important;
}

/* 轮播图全宽大高度，紧贴顶部 */
.carousel-section {
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    margin-top: 0 !important;
    margin-bottom: 0;
    position: relative;
    height: 100vh;
    min-height: 380px;
    overflow: hidden;
}

.carousel-container {
    width: 100%;
    height: 100%;
    border-radius: 0 !important;
    box-shadow: none !important;
}

.carousel-image {
    filter: brightness(0.7);
}

/* 隐藏原有的“精选文章”标题 */
.carousel-section-title {
    display: none !important;
}

/* 新增轮播图中央标题 */
.banner-title {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 200;
    text-align: center;
    pointer-events: none;
    width: 100%;
    padding: 0 20px;
}

.banner-title .main-title {
    font-size: clamp(3rem, 10vw, 5.5rem);
    font-weight: 800;
    color: white;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    line-height: 1.1;
    text-shadow: 0 4px 30px rgba(0,0,0,0.7);
}

.banner-title .sub-title {
    font-size: 1.2rem;
    font-weight: 300;
    color: white;
    letter-spacing: 0.2em;
    text-shadow: 0 2px 15px rgba(0,0,0,0.6);
    border-top: 1px solid rgba(255,255,255,0.3);
    display: inline-block;
    padding-top: 12px;
    margin-top: 8px;
}

/* 移动端适配补充 */
@media (max-width: 768px) {
    .carousel-section {
        height: 50vh;
        min-height: 300px;
    }
    .banner-title .main-title {
        font-size: 3rem;
    }
}
@media (max-width: 480px) {
    .carousel-section {
        height: 40vh;
        min-height: 250px;
    }
}


/* ===== 黑暗模式适配 ===== */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #1a1a1a !important;
        --text-color: #e0e0e0 !important;
        --light-gray: #2a2a2a !important;
        --border-color: #444 !important;
    }

    body {
        background-color: var(--bg-color) !important;
        color: var(--text-color) !important;
    }

    /* 头部导航（保持透明悬浮） */
    header {
        background: transparent !important;
    }

    /* 文章卡片 */
    .post-card {
        background: #242424 !important;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3) !important;
    }
    .post-card:hover {
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5) !important;
    }

    .post-excerpt {
        color: #aaa !important;
    }

    .post-footer {
        border-top-color: #333 !important;
    }

    /* 页脚 */
    footer {
        background: #1f1f1f !important;
        border-top-color: #333 !important;
    }

    .footer-nav a,
    .powered-by {
        color: #bbb !important;
    }

    /* RSS 订阅按钮 */
    .rss-subscribe {
        background: #3fa875 !important;
    }
    .rss-subscribe:hover {
        background: #4fb585 !important;
    }

    /* Newsletter 卡片 */
    .newsletter-card {
        background: #242424 !important;
        border-color: #333 !important;
        box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3) !important;
    }

    .newsletter-title {
        color: #fff !important;
    }

    .newsletter-description {
        color: #aaa !important;
    }

    .newsletter-input {
        background: #333 !important;
        border-color: #555 !important;
        color: #eee !important;
    }
    .newsletter-input:focus {
        background: #3a3a3a !important;
        border-color: var(--ghost-accent-color) !important;
    }

    .newsletter-footnote,
    .newsletter-footnote a {
        color: #888 !important;
    }

    /* 搜索模态框（如存在） */
    .search-container {
        background: rgba(26, 26, 26, 0.98) !important;
    }
    .search-input {
        background: #333 !important;
        border-color: #555 !important;
        color: white !important;
    }
    .search-result-item {
        background: #242424 !important;
        border-color: #333 !important;
    }
    .result-title {
        color: #fff !important;
    }
    .result-excerpt {
        color: #aaa !important;
    }
    .result-date {
        color: #888 !important;
    }
}