/* ============================================
   ❤ 网页 - 首页样式（基于 Figma 设计稿）
   - 背景：粉到青绿渐变
   - 搜索框、主标题、功能卡片区
   ============================================ */

/* 基础与字体 */
*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "SF Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
    background: linear-gradient(180deg, #FFCAD6 0%, #E3FFF9 100%);
}

/* ---------- 首页主容器 ---------- */
.page-home {
    position: relative;
    min-height: calc(100vh - var(--top-nav-offset, 0px));
    min-height: calc(100dvh - var(--top-nav-offset, 0px));
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    overflow: hidden;
    /* 设计稿：自上而下粉到青绿渐变 */
    background: transparent;
}

/* ---------- 顶部全站导航 ---------- */
body.has-top-nav {
    padding-top: 72px;
    --top-nav-offset: 72px;
}

.site-top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 2600;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.75);
    border-bottom: 1px solid rgba(237, 104, 141, 0.12);
    backdrop-filter: blur(12px);
}

.site-top-nav-main {
    display: flex;
    gap: 10px;
    flex-wrap: nowrap;
    justify-content: center;
    align-items: center;
    max-width: calc(100% - 120px);
    overflow-x: auto;
    overflow-y: hidden;
    white-space: nowrap;
    scrollbar-width: none;
}

.site-top-nav-main::-webkit-scrollbar {
    display: none;
}

.site-top-nav-admin {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
}

.site-top-nav a {
    text-decoration: none;
    color: #757575;
    font-size: 14px;
    font-weight: 700;
    line-height: 1;
    padding: 8px 14px;
    border-radius: 999px;
    transition: background 0.2s ease, color 0.2s ease;
}

.site-top-nav a:hover {
    color: #ed688d;
    background: rgba(255, 202, 214, 0.6);
}

.site-top-nav a.is-active {
    color: #ed688d;
    background: rgba(255, 202, 214, 0.7);
}

.site-admin-entry {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px !important;
}

.site-admin-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #ed688d;
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    line-height: 1;
}

.site-admin-name {
    line-height: 1;
}

/* ---------- 返回按钮统一 ---------- */
:is(
    .where-back,
    .xinjian-back,
    .letter-back,
    .first-back,
    .first-list-back,
    .keyword-back,
    .liuyan-back,
    .diandi-back,
    .photo-detail-back
) {
    display: inline-block;
    width: fit-content;
    color: #ED688D;
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.2;
}

:is(
    .where-back,
    .xinjian-back,
    .letter-back,
    .first-back,
    .first-list-back,
    .keyword-back,
    .liuyan-back,
    .diandi-back,
    .photo-detail-back
):hover {
    text-decoration: underline;
}

/* ---------- 主标题区 Hero ---------- */
.hero {
display: flex;
flex-direction: column;
align-items: center;
    padding: 0 20px;
    margin-top: 0;
    min-height: clamp(140px, 20vh, 240px);
    position: relative;
    width: min(100%, 1168px);
}

.hero-title {
    margin: 0;
font-weight: 650;
    font-size: clamp(110px, 22vw, 420px);
    line-height: 0.9;
text-align: center;
    max-width: 1120px;
    margin-left: auto;
    margin-right: auto;
    /* 设计稿：渐变描字效果 */
    background: linear-gradient(180deg,
        rgba(237, 104, 141, 0.5) -137%,
        rgba(255, 255, 255, 0.5) -137%,
        rgba(237, 104, 141, 0.5) 192%);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
    transform: scaleY(0.8);
    transform-origin: center;
}

.hero-frames {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 40px;
    max-width: 422px;
    margin-top: 24px;
}

/* 圆形头像：图片裁切为圆，缺失时由背景渐变兜底 */
.hero-avatar {
width: 100px;
height: 100px;
border-radius: 999px;
    object-fit: cover;
    flex-shrink: 0;
    background: linear-gradient(135deg, #FFCAD6, #E3FFF9);
}

.hero-avatar--right {
    background: linear-gradient(135deg, #A5E1D4, #E3FFF9);
}

.hero-heart {
font-size: 48px;
    line-height: 1;
    color: #ED688D;
}

.home-photo-band {
    width: 100vw;
    margin: 24px calc(50% - 50vw) 0;
    padding: 0;
}

.home-photo-card {
    position: relative;
    width: 100%;
    height: clamp(300px, 30vh, 340px);
    min-height: 200px;
    overflow: hidden;
    cursor: pointer;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.5), rgba(227, 255, 249, 0.72));
}

.home-photo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.home-photo-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 24px;
    text-align: center;
    color: #757575;
    background:
        linear-gradient(180deg, rgba(255, 202, 214, 0.2), rgba(227, 255, 249, 0.35)),
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='320' height='160' viewBox='0 0 320 160'%3E%3Cpath d='M0 112c22 0 22-26 44-26s22 26 44 26 22-18 44-18 22 18 44 18 22-34 44-34 22 34 44 34 22-20 44-20' fill='none' stroke='%23ffffff' stroke-opacity='.6' stroke-width='3'/%3E%3C/svg%3E") center/cover no-repeat;
}

.home-photo-placeholder-title {
    font-size: clamp(24px, 3vw, 40px);
    font-weight: 700;
    color: #ffffff;
    text-shadow: 0 2px 12px rgba(117, 117, 117, 0.22);
}

.home-photo-placeholder-text {
    font-size: 15px;
    font-weight: 600;
    color: #ffffff;
    opacity: 0.92;
}

.home-photo-edit {
    position: absolute;
    right: 18px;
    bottom: 18px;
    padding: 8px 14px;
    border: none;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.78);
    color: #ed688d;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 10px 24px rgba(148, 124, 137, 0.12);
}

.home-photo-upload {
    position: absolute;
    width: 0.1px;
    height: 0.1px;
    opacity: 0;
    overflow: hidden;
    z-index: -1;
}

/* ---------- 底部功能卡片区 ---------- */
.card-row {
display: flex;
flex-direction: row;
flex-wrap: wrap;
justify-content: center;
    align-items: baseline;
    align-content: center;
    gap: 37px;
    width: min(1120px, 100%);
    padding: 24px 24px 40px;
    margin-top: auto;
    opacity: 0.9;
}

.card {
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
gap: 16px;
    width: 140px;
    min-height: 200px;
    padding: 16px 0;
    text-decoration: none;
    border-radius: 20px;
    box-shadow: 0 2px 8px rgba(165, 125, 140, 0.2);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 16px rgba(165, 125, 140, 0.25);
}

.card--pink {
    background: rgba(255, 202, 214, 0.5);
    box-shadow: 0 2px 8px rgba(237, 104, 141, 0.2);
}

.card--mint {
background: #A5E1D4;
    box-shadow: 0 2px 8px rgba(100, 160, 150, 0.2);
}

/* 卡片图标：须为 PNG 透明底；图标区域强制浅色底，杜绝黑底 */
.card-img {
    width: 140px;
    height: 140px;
border-radius: 12px;
    flex-shrink: 0;
    object-fit: contain;
    display: block;
    background-color: transparent;
}
.card-img[src=""],
.card-img:not([src]) {
    background: linear-gradient(145deg, #FFE4E9, #E3FFF9);
}

.card-label {
    width: 100%;
font-weight: 860;
font-size: 20px;
line-height: 24px;
text-align: center;
color: #757575;
}

/* ---------- 响应式：小屏时搜索框和卡片更适配 ---------- */
@media (max-width: 600px) {
    body.has-top-nav {
        --top-nav-offset: 66px;
    }

    .card-row {
gap: 24px;
        padding: 18px 16px 34px;
    }

    .hero-frames {
        gap: 24px;
        margin-top: 18px;
    }

    .hero-avatar {
        width: 84px;
        height: 84px;
    }

    .hero-heart {
        font-size: 34px;
    }

    .home-photo-card {
        height: clamp(160px, 26vh, 230px);
        min-height: 160px;
    }

    .home-photo-placeholder-title {
        font-size: 20px;
    }

    .home-photo-placeholder-text {
        font-size: 13px;
    }

    .home-photo-edit {
        right: 12px;
        bottom: 12px;
        font-size: 13px;
        padding: 7px 12px;
    }

    .card {
        width: 120px;
        min-height: 180px;
    }

    .card-img {
        width: 120px;
        height: 120px;
    }

    .card-label {
        font-size: 18px;
    }
}

/* ---------- 全站背景音乐 ---------- */
.music-widget {
    position: fixed;
    left: 18px;
    bottom: 18px;
    z-index: 3000;
    display: flex;
    align-items: end;
    gap: 10px;
}

.music-toggle {
    width: 58px;
    height: 58px;
    border: none;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(255, 202, 214, 0.96), rgba(227, 255, 249, 0.96));
    color: #ed688d;
    box-shadow: 0 12px 24px rgba(237, 104, 141, 0.25);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    backdrop-filter: blur(8px);
    animation: musicPulse 2.4s ease-in-out infinite;
}

.music-toggle:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(237, 104, 141, 0.32);
}

.music-toggle-glyph {
    font-size: 24px;
    font-weight: 700;
    line-height: 1;
}

.music-toggle.is-playing .music-toggle-glyph {
    font-size: 18px;
    letter-spacing: 2px;
}

.music-panel {
    min-width: 168px;
    max-width: min(56vw, 220px);
    padding: 10px 12px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.82);
    box-shadow: 0 10px 24px rgba(117, 117, 117, 0.14);
    backdrop-filter: blur(10px);
    opacity: 0;
    transform: translateY(8px) scale(0.97);
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.music-widget.is-open .music-panel {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.music-track-name {
    margin-bottom: 8px;
    color: #757575;
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.music-upload-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 36px;
    padding: 8px 12px;
    border-radius: 999px;
    background: #a5e1d4;
    color: #4da39f;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
}

.music-upload-input {
    display: none;
}

@keyframes musicPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.07); }
}

@media (max-width: 600px) {
    body.has-top-nav {
        padding-top: 66px;
    }

    .site-top-nav {
        padding: 8px 8px;
    }

    .site-top-nav a {
        font-size: 11px;
        padding: 7px 8px;
    }

    .site-top-nav-main {
        gap: 4px;
        justify-content: flex-start;
        max-width: calc(100% - 44px);
    }

    .site-top-nav-admin {
        right: 8px;
    }

    .site-admin-entry {
        gap: 6px;
        padding: 5px 8px !important;
    }

    .site-admin-avatar {
        width: 24px;
        height: 24px;
        font-size: 12px;
    }

    .site-admin-name {
        display: none;
    }

    .music-widget {
        left: 14px;
        bottom: 14px;
        gap: 8px;
    }

    .music-toggle {
        width: 52px;
        height: 52px;
    }

    .music-panel {
        min-width: 144px;
        max-width: calc(100vw - 92px);
        padding: 9px 10px;
    }
}