/* ============================================================
   香蕉官网 - 主样式文件
   高端女性成长社群 · 香蕉
   ============================================================ */

/* ── 设计令牌 ── */
:root {
    --color-dark:       #1A1614;
    --color-text:       #2C2420;
    --color-text-light: #5A4E48;
    --color-text-muted: #8C7E78;
    --color-taupe:      #9E8E85;
    --color-gold:       #C9A96E;
    --color-gold-light: #E8D5B0;
    --color-cream:      #FAF7F2;
    --color-ivory:      #F5F0E8;
    --color-beige:      #E8DDD0;
    --color-warm:       #D4C4B0;

    --font-serif:  'Georgia', 'Noto Serif SC', 'STSong', serif;
    --font-sans:   'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    --font-display:'Georgia', 'Noto Serif SC', serif;

    --radius-sm:  4px;
    --radius-md:  8px;
    --radius-lg:  16px;

    --shadow-sm:  0 2px 8px rgba(26,22,20,0.06);
    --shadow-md:  0 4px 20px rgba(26,22,20,0.10);
    --shadow-lg:  0 8px 40px rgba(26,22,20,0.14);

    --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
    --max-width:  1200px;
    --container:  1200px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-cream);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    border: none;
    outline: none;
    background: none;
    width: 100%;
}
p { margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }

/* ── 容器 ── */
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 40px;
}
.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 40px;
}
@media (max-width: 768px) {
    .container, .container-narrow { padding: 0 20px; }
}

/* ── 排版 ── */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.35;
    color: var(--color-dark);
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }
h4 { font-size: 1.05rem; }
h5 { font-size: 0.9rem; letter-spacing: 0.05em; }

.prose h2 { margin: 2em 0 0.8em; }
.prose h3 { margin: 1.5em 0 0.6em; }
.prose p  { color: var(--color-text-light); line-height: 1.85; }
.prose blockquote {
    border-left: 3px solid var(--color-gold);
    padding: 16px 24px;
    background: var(--color-ivory);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin: 2em 0;
    font-style: italic;
    color: var(--color-text);
}

/* ── 按钮 ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-family: var(--font-sans);
    letter-spacing: 0.06em;
    transition: all var(--transition);
    cursor: pointer;
    border: 1px solid transparent;
    white-space: nowrap;
    text-decoration: none;
}
.btn-primary {
    background: var(--color-gold);
    color: var(--color-dark);
    border-color: var(--color-gold);
}
.btn-primary:hover {
    background: #B8924A;
    border-color: #B8924A;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}
.btn-outline {
    background: transparent;
    color: var(--color-dark);
    border-color: var(--color-dark);
}
.btn-outline:hover {
    background: var(--color-dark);
    color: var(--color-cream);
    transform: translateY(-1px);
}
.btn-ghost {
    background: transparent;
    color: var(--color-cream);
    border-color: rgba(250,247,242,0.4);
}
.btn-ghost:hover {
    background: rgba(250,247,242,0.1);
    border-color: rgba(250,247,242,0.7);
}

/* ── 标签 ── */
.tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--color-ivory);
    border: 1px solid var(--color-beige);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--color-text-light);
    letter-spacing: 0.04em;
}

/* ── Section 通用 ── */
.section { padding: 80px 0; }
.section-alt { background: var(--color-ivory); }
.section-dark {
    background: var(--color-dark);
    color: var(--color-cream);
}
.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 56px;
}
.section-header p { color: var(--color-text-light); font-size: 1.05rem; }
.section-eyebrow {
    display: block;
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 12px;
    font-family: var(--font-sans);
}
.divider {
    width: 40px;
    height: 1px;
    background: var(--color-gold);
    margin: 20px auto;
}

/* ── 网格 ── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
@media (max-width: 900px) {
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* ── 导航 ── */
.site-header {
    background: rgba(250,247,242,0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition);
}
.site-header.scrolled {
    border-bottom-color: var(--color-beige);
    box-shadow: var(--shadow-sm);
}
.header-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 40px;
    height: 72px;
    display: flex;
    align-items: center;
    gap: 40px;
}
.site-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--color-dark);
    flex-shrink: 0;
    text-decoration: none;
}
.logo-mark {
    width: 36px;
    height: 36px;
    background: var(--color-dark);
    color: var(--color-gold);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-family: var(--font-serif);
    font-weight: 400;
}
.main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    flex: 1;
}
.main-nav a {
    padding: 8px 14px;
    font-size: 0.85rem;
    color: var(--color-text-light);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    white-space: nowrap;
}
.main-nav a:hover,
.main-nav a.active {
    color: var(--color-dark);
    background: var(--color-ivory);
}
.header-cta {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}
.search-wrap { position: relative; display: flex; align-items: center; }
.search-input {
    width: 0;
    padding: 0;
    overflow: hidden;
    transition: width var(--transition), padding var(--transition);
    background: var(--color-ivory);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    border: 1px solid transparent;
}
.search-input.active {
    width: 180px;
    padding: 8px 12px;
    border-color: var(--color-beige);
}
.search-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}
.search-btn:hover { background: var(--color-ivory); color: var(--color-dark); }
.search-btn svg { width: 18px; height: 18px; }
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    border-radius: var(--radius-sm);
}
.menu-toggle span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--color-dark);
    transition: all var(--transition);
}

/* ── Hero ── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 72px;
}
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(26,22,20,0.75) 0%,
        rgba(26,22,20,0.45) 50%,
        rgba(26,22,20,0.25) 100%
    );
    z-index: 1;
}
.hero .container { position: relative; z-index: 2; }
.hero-content {
    max-width: 640px;
    color: var(--color-cream);
    padding: 60px 0;
}
.hero-eyebrow {
    display: block;
    font-size: 0.72rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 20px;
}
.hero-content h1 {
    color: var(--color-cream);
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    line-height: 1.25;
    margin-bottom: 24px;
}
.hero-lead {
    font-size: 1.05rem;
    color: rgba(250,247,242,0.8);
    line-height: 1.85;
    margin-bottom: 40px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ── 统计数据 ── */
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border: 1px solid var(--color-beige);
    border-radius: var(--radius-md);
    overflow: hidden;
}
.stat-item {
    padding: 32px 24px;
    text-align: center;
    border-right: 1px solid var(--color-beige);
}
.stat-item:last-child { border-right: none; }
.stat-num {
    font-family: var(--font-serif);
    font-size: 2.8rem;
    color: var(--color-dark);
    line-height: 1;
    margin-bottom: 8px;
}
.stat-label {
    font-size: 0.82rem;
    color: var(--color-taupe);
    letter-spacing: 0.05em;
}

/* ── 社群卡片 ── */
.community-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.community-card {
    padding: 36px 28px;
    background: var(--color-dark);
    border-radius: var(--radius-md);
    color: var(--color-cream);
    transition: transform var(--transition);
}
.community-card:hover { transform: translateY(-4px); }
.community-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 20px;
    color: var(--color-gold);
}
.community-icon svg { width: 100%; height: 100%; }
.community-card h3 {
    color: var(--color-cream);
    font-size: 1.15rem;
    margin-bottom: 12px;
}
.community-card p { color: rgba(250,247,242,0.7); font-size: 0.9rem; margin: 0; }

/* ── 理念布局 ── */
.philosophy-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}
.philosophy-image { position: relative; }
.philosophy-image img {
    width: 100%;
    height: 520px;
    object-fit: cover;
    border-radius: var(--radius-md);
}
.philosophy-image-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--color-gold);
    color: var(--color-dark);
    padding: 20px 24px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-md);
}
.philosophy-image-badge .num {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.5rem;
    line-height: 1;
}
.philosophy-image-badge .label {
    display: block;
    font-size: 0.75rem;
    margin-top: 4px;
    letter-spacing: 0.05em;
}
.philosophy-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 32px;
}
.value-item {
    padding: 20px;
    background: var(--color-ivory);
    border-radius: var(--radius-sm);
    border-left: 2px solid var(--color-gold);
}
.value-item h4 {
    font-size: 0.95rem;
    margin-bottom: 6px;
    font-family: var(--font-sans);
    font-weight: 600;
}
.value-item p { font-size: 0.85rem; color: var(--color-text-light); margin: 0; }

/* ── 成长标签切换 ── */
.growth-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 40px;
}
.growth-tab {
    padding: 8px 20px;
    border: 1px solid var(--color-beige);
    border-radius: 100px;
    font-size: 0.82rem;
    color: var(--color-text-light);
    background: transparent;
    transition: all var(--transition);
    cursor: pointer;
}
.growth-tab:hover { border-color: var(--color-gold); color: var(--color-dark); }
.growth-tab.active {
    background: var(--color-dark);
    border-color: var(--color-dark);
    color: var(--color-cream);
}

/* ── 视频卡片 ── */
.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.video-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    cursor: pointer;
}
.video-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}
.video-thumb {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: var(--color-dark);
}
.video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}
.video-card:hover .video-thumb img { transform: scale(1.04); }
.video-play-btn {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(26,22,20,0.3);
    transition: background var(--transition);
}
.video-card:hover .video-play-btn { background: rgba(26,22,20,0.5); }
.play-icon {
    width: 52px;
    height: 52px;
    background: rgba(250,247,242,0.95);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition);
}
.video-card:hover .play-icon { transform: scale(1.1); }
.play-icon svg {
    width: 20px;
    height: 20px;
    fill: var(--color-dark);
    margin-left: 3px;
}
.video-info { padding: 16px; }
.video-meta {
    display: flex;
    gap: 12px;
    font-size: 0.72rem;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}
.video-info h4 {
    font-size: 0.9rem;
    font-family: var(--font-sans);
    font-weight: 500;
    line-height: 1.5;
    color: var(--color-dark);
}

/* ── 成员卡片 ── */
.members-layout {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 64px;
    align-items: start;
}
.member-cards { display: flex; flex-direction: column; gap: 20px; }
.member-card {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 0;
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition);
}
.member-card:hover { box-shadow: var(--shadow-md); }
.member-card img {
    width: 160px;
    height: 140px;
    object-fit: cover;
    object-position: top;
}
.member-card-info { padding: 20px; }
.member-card-info h4 { font-size: 1rem; margin-bottom: 4px; }
.member-card-info .role { font-size: 0.78rem; color: var(--color-taupe); margin-bottom: 8px; }
.member-card-info .quote { font-size: 0.85rem; font-style: italic; color: var(--color-text-light); margin-bottom: 12px; }
.member-tags { display: flex; flex-wrap: wrap; gap: 6px; }

/* ── 内容卡片 ── */
.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
    gap: 24px;
}
.content-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    transition: box-shadow var(--transition);
}
.content-card:hover { box-shadow: var(--shadow-md); }
.content-card.featured {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr;
}
.content-card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform var(--transition);
}
.content-card.featured .content-card-img { height: 280px; }
.content-card:hover .content-card-img { transform: scale(1.02); }
.content-card-body { padding: 24px; flex: 1; }
.content-card-cat {
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 10px;
}
.content-card-body h3 {
    font-size: 1rem;
    font-family: var(--font-sans);
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: 10px;
    color: var(--color-dark);
}
.content-card-body p { font-size: 0.88rem; color: var(--color-text-light); margin: 0; }
.content-card-footer {
    padding: 14px 24px;
    border-top: 1px solid var(--color-ivory);
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* ── 评价卡片 ── */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.review-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 28px;
    box-shadow: var(--shadow-sm);
    border-top: 2px solid var(--color-gold);
}
.review-quote {
    font-size: 0.9rem;
    line-height: 1.85;
    color: var(--color-text-light);
    margin-bottom: 20px;
    font-style: italic;
}
.review-author { display: flex; align-items: center; gap: 12px; }
.review-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-dark);
    color: var(--color-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-size: 1rem;
    flex-shrink: 0;
}
.review-name { font-size: 0.88rem; font-weight: 600; color: var(--color-dark); }
.review-meta { font-size: 0.75rem; color: var(--color-text-muted); margin-top: 2px; }

/* ── FAQ ── */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
    border-bottom: 1px solid var(--color-beige);
}
.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    font-size: 0.95rem;
    font-family: var(--font-sans);
    color: var(--color-dark);
    text-align: left;
    gap: 16px;
    transition: color var(--transition);
}
.faq-question:hover { color: var(--color-gold); }
.faq-icon { flex-shrink: 0; width: 20px; height: 20px; transition: transform var(--transition); }
.faq-icon svg { width: 100%; height: 100%; }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}
.faq-item.open .faq-answer { max-height: 400px; }
.faq-answer p {
    padding: 0 0 20px;
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.85;
    margin: 0;
}

/* ── 成长卡片 ── */
.growth-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}
.growth-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}
.growth-card-body { padding: 28px; }
.growth-card-body h3 {
    font-size: 1.05rem;
    margin-bottom: 12px;
    font-family: var(--font-sans);
    font-weight: 600;
}
.growth-card-body p { font-size: 0.88rem; color: var(--color-text-light); margin: 0; }

/* ── 信任栏 ── */
.trust-bar {
    background: var(--color-dark);
    padding: 24px 0;
}
.trust-items {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}
.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(250,247,242,0.7);
    font-size: 0.85rem;
}
.trust-item svg { width: 18px; height: 18px; color: var(--color-gold); flex-shrink: 0; }

/* ── 页脚 ── */
.site-footer {
    background: var(--color-dark);
    color: rgba(250,247,242,0.7);
    padding: 72px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(250,247,242,0.08);
}
.footer-brand .site-logo { color: var(--color-cream); margin-bottom: 16px; }
.footer-brand .logo-mark { background: var(--color-gold); color: var(--color-dark); }
.footer-brand p { font-size: 0.85rem; line-height: 1.8; color: rgba(250,247,242,0.55); }
.footer-col h5 {
    color: var(--color-cream);
    font-size: 0.78rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 20px;
    font-family: var(--font-sans);
    font-weight: 600;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a {
    font-size: 0.85rem;
    color: rgba(250,247,242,0.55);
    transition: color var(--transition);
}
.footer-col a:hover { color: var(--color-gold); }
.footer-qr { display: flex; gap: 20px; }
.qr-item { text-align: center; }
.qr-placeholder {
    width: 72px;
    height: 72px;
    background: rgba(250,247,242,0.08);
    border: 1px solid rgba(250,247,242,0.12);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 6px;
}
.qr-placeholder svg { width: 40px; height: 40px; color: rgba(250,247,242,0.3); }
.qr-item span { font-size: 0.72rem; color: rgba(250,247,242,0.4); }
.footer-bottom {
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}
.footer-bottom p { font-size: 0.78rem; color: rgba(250,247,242,0.35); margin: 0; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
    width: 32px;
    height: 32px;
    border: 1px solid rgba(250,247,242,0.15);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: rgba(250,247,242,0.4);
    transition: all var(--transition);
}
.footer-social a:hover {
    border-color: var(--color-gold);
    color: var(--color-gold);
}

/* ── 页面Banner ── */
.page-banner {
    position: relative;
    min-height: 380px;
    display: flex;
    align-items: flex-end;
    padding-top: 72px;
    overflow: hidden;
}
.page-banner-bg {
    position: absolute;
    inset: 0;
}
.page-banner-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}
.page-banner-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26,22,20,0.85) 0%, rgba(26,22,20,0.4) 100%);
}
.page-banner-content {
    position: relative;
    z-index: 2;
    padding-bottom: 48px;
    color: var(--color-cream);
}
.page-banner-content h1 { color: var(--color-cream); margin-bottom: 12px; }
.page-banner-content p { color: rgba(250,247,242,0.75); font-size: 1.05rem; margin: 0; }
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    color: rgba(250,247,242,0.5);
    margin-bottom: 12px;
}
.breadcrumb a { color: rgba(250,247,242,0.5); }
.breadcrumb a:hover { color: var(--color-gold); }

/* ── 申请/相聚 ── */
.gathering-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}
.gathering-steps { display: flex; flex-direction: column; gap: 0; margin-top: 32px; }
.step-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding-bottom: 28px;
    position: relative;
}
.step-item:not(:last-child)::before {
    content: '';
    position: absolute;
    left: 19px;
    top: 40px;
    bottom: 0;
    width: 1px;
    background: var(--color-beige);
}
.step-num {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-dark);
    color: var(--color-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-size: 1rem;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}
.step-content h4 { font-size: 0.95rem; margin-bottom: 4px; font-family: var(--font-sans); font-weight: 600; }
.step-content p { font-size: 0.85rem; color: var(--color-text-light); margin: 0; }
.gathering-form {
    background: var(--color-ivory);
    border-radius: var(--radius-md);
    padding: 36px;
    border: 1px solid var(--color-beige);
}
.gathering-form h3 { margin-bottom: 28px; font-size: 1.2rem; }
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    font-size: 0.82rem;
    color: var(--color-text-light);
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}
.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    background: #fff;
    border: 1px solid var(--color-beige);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    color: var(--color-dark);
    transition: border-color var(--transition);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--color-gold);
    outline: none;
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-group select { appearance: none; cursor: pointer; }

/* ── 共学日历 ── */
.study-calendar { display: flex; flex-direction: column; gap: 0; }
.calendar-item {
    display: grid;
    grid-template-columns: 80px 1fr auto;
    gap: 24px;
    align-items: start;
    padding: 24px 0;
    border-bottom: 1px solid var(--color-beige);
}
.calendar-month {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--color-dark);
    padding-top: 4px;
}
.calendar-content h3 {
    font-size: 0.95rem;
    font-family: var(--font-sans);
    font-weight: 600;
    margin-bottom: 10px;
}
.calendar-content ul { display: flex; flex-direction: column; gap: 4px; }
.calendar-content li {
    font-size: 0.82rem;
    color: var(--color-text-light);
    padding-left: 12px;
    position: relative;
}
.calendar-content li::before {
    content: '·';
    position: absolute;
    left: 0;
    color: var(--color-gold);
}
.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 0.72rem;
    white-space: nowrap;
}
.status-badge.past { background: var(--color-beige); color: var(--color-taupe); }
.status-badge.current { background: var(--color-gold); color: var(--color-dark); }
.status-badge.upcoming { background: var(--color-ivory); border: 1px solid var(--color-beige); color: var(--color-text-muted); }

/* ── 动画 ── */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}
.animate-fade-up { animation: fadeUp 0.8s ease forwards; }
[data-aos] { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
[data-aos].aos-animate { opacity: 1; transform: translateY(0); }

/* ── 响应式 ── */
@media (max-width: 1100px) {
    .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
    .stats-row { grid-template-columns: repeat(2, 1fr); }
    .stat-item:nth-child(2) { border-right: none; }
    .stat-item:nth-child(3) { border-top: 1px solid var(--color-beige); }
    .stat-item:nth-child(4) { border-top: 1px solid var(--color-beige); border-right: none; }
}

@media (max-width: 900px) {
    .header-inner { padding: 0 20px; gap: 16px; }
    .main-nav { display: none; }
    .main-nav.open {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--color-cream);
        padding: 20px;
        border-bottom: 1px solid var(--color-beige);
        box-shadow: var(--shadow-md);
        z-index: 999;
        gap: 4px;
    }
    .menu-toggle { display: flex; }
    .community-grid { grid-template-columns: 1fr; }
    .philosophy-layout { grid-template-columns: 1fr; gap: 40px; }
    .philosophy-image { display: none; }
    .members-layout { grid-template-columns: 1fr; gap: 40px; }
    .video-grid { grid-template-columns: repeat(2, 1fr); }
    .reviews-grid { grid-template-columns: repeat(2, 1fr); }
    .gathering-layout { grid-template-columns: 1fr; gap: 40px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
    .calendar-item { grid-template-columns: 60px 1fr; }
    .calendar-status { grid-column: 2; }
}

@media (max-width: 600px) {
    .section { padding: 56px 0; }
    .hero-content h1 { font-size: 2rem; }
    .stats-row { grid-template-columns: repeat(2, 1fr); }
    .video-grid { grid-template-columns: 1fr; }
    .reviews-grid { grid-template-columns: 1fr; }
    .content-grid { grid-template-columns: 1fr; }
    .content-card.featured { grid-column: 1; }
    .member-card { grid-template-columns: 1fr; }
    .member-card img { width: 100%; height: 200px; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .philosophy-values { grid-template-columns: 1fr; }
    .gathering-form { padding: 24px; }
    .calendar-item { grid-template-columns: 1fr; }
    .calendar-month { font-size: 0.9rem; }
}

/* ── 打印 ── */
@media print {
    .site-header, .site-footer, .trust-bar { display: none; }
    body { background: #fff; }
    .section { padding: 20px 0; }
}