/* ========================================
   浅湾家族基金 - 全局样式
   风格：高盛式极简·投行质感
======================================== */

/* ---------- Reset & Base ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

:root {
    --primary: #0a2540;          /* 深海军蓝（主色） */
    --primary-dark: #061a30;     /* 更深蓝 */
    --primary-light: #1a3a5c;    /* 浅一级 */
    --accent: #b89b6e;           /* 暖金（点缀色） */
    --accent-light: #d4bb8c;
    --text-dark: #1a2332;
    --text-body: #4a5568;
    --text-muted: #8a95a5;
    --bg-light: #f7f8fa;
    --bg-gray: #eef1f5;
    --border: #e2e6ec;
    --white: #ffffff;
    --max-width: 1320px;
    --section-pad: 120px;
}

body {
    font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 400;
    font-size: 16px;
    line-height: 1.75;
    color: var(--text-body);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: "Noto Serif SC", "PingFang SC", "Microsoft YaHei", serif;
    font-weight: 500;
    color: var(--text-dark);
    line-height: 1.4;
    letter-spacing: 0.02em;
}

a { color: inherit; text-decoration: none; transition: all 0.3s ease; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 40px;
}

/* ---------- 通用 Section Head ---------- */
.section {
    padding: var(--section-pad) 0;
}

.section-head {
    text-align: center;
    margin-bottom: 70px;
}

.section-head.light .section-tag,
.section-head.light .section-sub { color: rgba(255,255,255,0.7); }
.section-head.light .section-title { color: #fff; }
.section-head.light .section-line { background: rgba(255,255,255,0.3); }

.section-tag {
    font-size: 12px;
    letter-spacing: 0.25em;
    color: var(--accent);
    font-weight: 500;
    margin-bottom: 18px;
    text-transform: uppercase;
}

.section-title {
    font-size: 42px;
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 24px;
    letter-spacing: 0.08em;
}

.section-line {
    width: 40px;
    height: 2px;
    background: var(--accent);
    margin: 0 auto 24px;
}

.section-sub {
    font-size: 15px;
    color: var(--text-muted);
    max-width: 680px;
    margin: 0 auto;
    letter-spacing: 0.05em;
}

/* ---------- Language Switcher ---------- */
.lang-switcher {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-left: 32px;
    padding-left: 20px;
    border-left: 1px solid rgba(255,255,255,0.15);
}
.lang-btn {
    background: none;
    border: none;
    color: rgba(255,255,255,0.5);
    font-size: 12px;
    font-family: inherit;
    letter-spacing: 0.05em;
    cursor: pointer;
    padding: 4px 8px;
    transition: all 0.3s ease;
    border-radius: 2px;
    font-weight: 400;
}
.lang-btn:hover {
    color: rgba(255,255,255,0.85);
}
.lang-btn.active {
    color: var(--accent);
    font-weight: 500;
}


/* ---------- Navbar ---------- */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    background: rgba(10, 37, 64, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    transition: all 0.4s ease;
}

.navbar.scrolled {
    background: rgba(10, 37, 64, 0.98);
    box-shadow: 0 2px 20px rgba(0,0,0,0.12);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 40px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    color: #fff;
    gap: 14px;
}

.logo-mark {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.logo-mark .logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.logo-text-group {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0;
    padding-left: 14px;
    border-left: 1px solid rgba(255,255,255,0.22);
    line-height: 1;
}

.logo-text {
    font-family: "Noto Serif SC", serif;
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 0.12em;
    color: #fff;
}

.nav-menu ul {
    display: flex;
    gap: 48px;
}

.nav-menu a {
    color: rgba(255,255,255,0.85);
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 0.1em;
    padding: 8px 0;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0; left: 50%;
    width: 0; height: 1px;
    background: var(--accent);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-menu a:hover,
.nav-menu a.active { color: #fff; }
.nav-menu a:hover::after,
.nav-menu a.active::after { width: 100%; }

.nav-toggle {
    display: none;
    width: 30px; height: 22px;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
}
.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: #fff;
    transition: all 0.3s ease;
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    height: 100vh;
    min-height: 640px;
    overflow: hidden;
    background: var(--primary-dark);
}

.hero-slider {
    position: absolute;
    inset: 0;
}

.hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1.2s ease, visibility 1.2s;
    display: flex;
    align-items: center;
}

.hero-slide.active {
    opacity: 1;
    visibility: visible;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(6,26,48,0.85) 0%, rgba(10,37,64,0.65) 50%, rgba(10,37,64,0.35) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 40px;
    width: 100%;
    color: #fff;
    animation: heroFadeIn 1.2s ease;
}

@keyframes heroFadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}

.hero-subtitle {
    font-size: 13px;
    letter-spacing: 0.4em;
    color: var(--accent);
    margin-bottom: 28px;
    font-weight: 500;
    padding-left: 50px;
    position: relative;
}
.hero-subtitle::before {
    content: '';
    position: absolute;
    left: 0; top: 50%;
    width: 36px; height: 1px;
    background: var(--accent);
}

.hero-title {
    font-family: "Noto Serif SC", serif;
    font-size: 34px;
    font-weight: 400;
    line-height: 1.3;
    letter-spacing: 0.05em;
    margin-bottom: 24px;
    max-width: 950px;
    color: #fff;
}

.hero-desc {
    font-family: "Noto Serif SC", serif;
    font-size: 34px;
    line-height: 1.5;
    color: rgba(255,255,255,0.8);
    letter-spacing: 0.08em;
    margin-bottom: 48px;
    max-width: 950px;
    font-weight: 300;
}

.hero-btn {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    padding: 18px 40px;
    border: 1px solid rgba(255,255,255,0.5);
    color: #fff;
    font-size: 14px;
    letter-spacing: 0.15em;
    background: transparent;
    font-weight: 400;
    transition: all 0.4s ease;
}
.hero-btn:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    padding-right: 50px;
}
.hero-btn .arrow { transition: transform 0.3s; }
.hero-btn:hover .arrow { transform: translateX(4px); }

.hero-btn.dark {
    color: var(--primary);
    border-color: var(--primary);
}
.hero-btn.dark:hover { color: #fff; }

.hero-dots {
    position: absolute;
    bottom: 60px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 14px;
    z-index: 3;
}
.dot {
    width: 30px; height: 2px;
    background: rgba(255,255,255,0.3);
    cursor: pointer;
    transition: all 0.3s;
}
.dot.active { background: var(--accent); width: 50px; }



/* ---------- About Section ---------- */
.about-section {
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-lead {
    font-size: 19px;
    color: var(--text-dark);
    line-height: 1.9;
    margin-bottom: 24px;
    font-weight: 400;
    letter-spacing: 0.03em;
}
.about-lead strong { color: var(--primary); font-weight: 500; }

.about-text p {
    font-size: 15px;
    line-height: 2;
    color: var(--text-body);
    margin-bottom: 20px;
    letter-spacing: 0.03em;
}


.text-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--primary);
    font-size: 14px;
    letter-spacing: 0.12em;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--primary);
    transition: all 0.3s;
}
.text-link:hover {
    color: var(--accent);
    border-color: var(--accent);
    gap: 16px;
}

.about-image {
    position: relative;
}
.about-image img {
    width: 100%;
    height: 560px;
    object-fit: cover;
    filter: grayscale(10%) contrast(1.05);
}
.about-image-tag {
    position: absolute;
    bottom: 30px; left: -30px;
    background: var(--primary);
    color: #fff;
    padding: 22px 32px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.tag-label {
    font-size: 11px;
    letter-spacing: 0.25em;
    color: var(--accent);
}
.tag-value {
    font-family: "Noto Serif SC", serif;
    font-size: 18px;
    letter-spacing: 0.08em;
}

/* ---------- Services Section ---------- */
.services-section {
    background: var(--bg-light);
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.service-card {
    background: #fff;
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
    transition: all 0.5s ease;
    display: block;
    color: inherit;
}
.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(10,37,64,0.12);
    border-color: transparent;
}

.service-card.feature {
    grid-column: span 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

.service-num {
    position: absolute;
    top: 30px;
    right: 36px;
    font-family: "Noto Serif SC", serif;
    font-size: 13px;
    font-weight: 500;
    color: var(--accent);
    letter-spacing: 0.15em;
    z-index: 2;
}

.service-card.feature .service-num { color: #fff; }

.service-img {
    width: 100%;
    height: 240px;
    background-size: cover;
    background-position: center;
    position: relative;
    filter: grayscale(5%);
    transition: transform 0.8s ease;
}
.service-card:hover .service-img { transform: scale(1.05); }
.service-card.feature .service-img { height: 100%; min-height: 340px; }

.service-body {
    padding: 40px 36px 36px;
    position: relative;
}
.service-card.feature .service-body {
    padding: 60px 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.service-tag {
    display: inline-block;
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--accent);
    padding: 5px 12px;
    border: 1px solid var(--accent);
    margin-bottom: 20px;
}

.service-title {
    font-size: 22px;
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 14px;
    letter-spacing: 0.05em;
}
.service-card.feature .service-title { font-size: 28px; }

.service-desc {
    font-size: 14px;
    line-height: 1.9;
    color: var(--text-body);
    margin-bottom: 22px;
    letter-spacing: 0.02em;
}

.service-more {
    font-size: 13px;
    color: var(--primary);
    letter-spacing: 0.12em;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s;
}
.service-card:hover .service-more { color: var(--accent); gap: 14px; }

/* ---------- Advantages Section ---------- */
.advantages-section {
    background: var(--primary);
    background-image:
        linear-gradient(135deg, rgba(6,26,48,0.95), rgba(10,37,64,0.95)),
        url('https://images.unsplash.com/photo-1450101499163-c8848c66ca85?auto=format&fit=crop&w=2000&q=80');
    background-size: cover;
    background-attachment: fixed;
    color: rgba(255,255,255,0.85);
    position: relative;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    border-top: 1px solid rgba(255,255,255,0.1);
    border-left: 1px solid rgba(255,255,255,0.1);
}

.advantage-item {
    padding: 60px 40px;
    border-right: 1px solid rgba(255,255,255,0.1);
    border-bottom: 1px solid rgba(255,255,255,0.1);
    transition: background 0.4s;
    text-align: center;
}
.advantage-item:hover { background: rgba(255,255,255,0.04); }

.advantage-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 28px;
    color: var(--accent);
}
.advantage-icon svg { width: 100%; height: 100%; }

.advantage-item h3 {
    font-size: 20px;
    color: #fff;
    margin-bottom: 16px;
    letter-spacing: 0.08em;
    font-weight: 500;
}

.advantage-item p {
    font-size: 14px;
    line-height: 1.9;
    color: rgba(255,255,255,0.65);
    letter-spacing: 0.03em;
}

/* ---------- Cases Section ---------- */
.cases-section { background: var(--white); }

.cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-bottom: 100px;
}

.case-card {
    background: #fff;
    border: 1px solid var(--border);
    transition: all 0.5s ease;
    overflow: hidden;
}
.case-card:hover {
    box-shadow: 0 20px 50px rgba(10,37,64,0.1);
    transform: translateY(-6px);
}

.case-img {
    width: 100%;
    height: 240px;
    background-size: cover;
    background-position: center;
    filter: grayscale(15%);
    transition: transform 0.8s ease;
}
.case-card:hover .case-img { transform: scale(1.05); }

.case-body { padding: 36px 40px 40px; }

.case-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 20px;
}
.case-type {
    font-family: "Noto Serif SC", serif;
    font-size: 15px;
    color: var(--primary);
    font-weight: 500;
    letter-spacing: 0.05em;
}
.case-period {
    font-size: 12px;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

.case-title {
    font-size: 22px;
    margin-bottom: 16px;
    color: var(--text-dark);
    letter-spacing: 0.05em;
}

.case-need, .case-result {
    font-size: 14px;
    line-height: 1.9;
    color: var(--text-body);
    margin-bottom: 10px;
    letter-spacing: 0.02em;
}
.case-need strong { color: var(--primary); font-weight: 500; }
.case-result strong { color: var(--accent); font-weight: 500; }

/* 合作机构 Logo 墙 */
.partners {
    text-align: center;
    padding-top: 60px;
    border-top: 1px solid var(--border);
}
.partners-title {
    font-family: "Noto Serif SC", serif;
    font-size: 16px;
    color: var(--text-muted);
    letter-spacing: 0.25em;
    margin-bottom: 40px;
}
.partners-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border-top: 1px solid var(--border);
    border-left: 1px solid var(--border);
}
.partner-logo {
    padding: 36px 20px;
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    font-family: "Noto Serif SC", serif;
    font-size: 15px;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    font-weight: 500;
    transition: all 0.3s;
}
.partner-logo:hover {
    color: var(--primary);
    background: var(--bg-light);
}

/* ---------- Contact Section ---------- */
.contact-section { background: var(--bg-light); }

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.contact-left .section-title,
.contact-left .section-tag,
.contact-left .section-line {
    margin-left: 0;
    text-align: left;
}
.contact-left .section-line { margin: 0 0 30px; }

.contact-lead {
    font-size: 17px;
    color: var(--text-body);
    line-height: 1.9;
    margin-bottom: 40px;
    max-width: 500px;
}

.contact-info { margin-bottom: 40px; }
.contact-item {
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 20px;
    align-items: center;
}
.contact-item:last-child { border-bottom: 0; }

.contact-label {
    font-size: 12px;
    letter-spacing: 0.2em;
    color: var(--text-muted);
    font-weight: 500;
}
.contact-value {
    font-size: 16px;
    color: var(--text-dark);
    font-weight: 500;
    letter-spacing: 0.03em;
}

.contact-right img {
    width: 100%;
    height: 560px;
    object-fit: cover;
    filter: grayscale(20%) contrast(1.05);
}

/* ---------- Footer ---------- */
.footer {
    background: var(--primary-dark);
    color: rgba(255,255,255,0.7);
    padding: 80px 0 30px;
}

.footer-brand {
    text-align: center;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    margin-bottom: 60px;
}

.footer-logo {
    font-family: "Noto Serif SC", serif;
    font-size: 24px;
    color: #fff;
    font-weight: 500;
    letter-spacing: 0.15em;
    margin-bottom: 8px;
}

.footer-cols {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 40px;
    justify-items: center;
}

.footer-col {
    text-align: center;
}

.footer-col h4 {
    font-size: 14px;
    color: #fff;
    margin-bottom: 24px;
    letter-spacing: 0.15em;
    font-weight: 500;
    white-space: nowrap;
    position: relative;
    padding-bottom: 12px;
    display: inline-block;
}
.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 100%; height: 1px;
    background: var(--accent);
}

.footer-col ul li {
    font-size: 13px;
    color: rgba(255,255,255,0.55);
    line-height: 2.2;
    letter-spacing: 0.04em;
    white-space: nowrap;
}
.footer-col ul li a { color: inherit; transition: color 0.3s; }
.footer-col ul li a:hover { color: var(--accent); }

.footer-bottom {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 30px 0 20px;
    font-size: 12px;
    color: rgba(255,255,255,0.4);
    letter-spacing: 0.05em;
}
.footer-links { display: flex; gap: 12px; align-items: center; justify-content: center; }
.footer-links a { color: inherit; transition: color 0.3s; }
.footer-links a:hover { color: var(--accent); }
.footer-links span { color: rgba(255,255,255,0.2); }

.footer-disclaimer {
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
    font-size: 11px;
    color: rgba(255,255,255,0.35);
    line-height: 1.9;
    letter-spacing: 0.05em;
    text-align: center;
}

/* ---------- 内页通用 ---------- */
.page-banner {
    height: 420px;
    background: var(--primary);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    overflow: hidden;
}
.page-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(6,26,48,0.88), rgba(10,37,64,0.72));
    z-index: 1;
}
.page-banner-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    filter: grayscale(20%);
}
.page-banner-content {
    position: relative;
    z-index: 2;
    padding-top: 80px;
}
.page-banner-tag {
    font-size: 12px;
    color: var(--accent);
    letter-spacing: 0.35em;
    margin-bottom: 20px;
    font-weight: 500;
}
.page-banner h1 {
    font-size: 48px;
    color: #fff;
    font-weight: 400;
    letter-spacing: 0.12em;
    margin-bottom: 16px;
}
.page-banner-sub {
    font-size: 15px;
    color: rgba(255,255,255,0.7);
    letter-spacing: 0.15em;
    max-width: 640px;
    margin: 0 auto;
}

.breadcrumb {
    padding: 20px 0;
    background: var(--bg-light);
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb span { margin: 0 10px; color: var(--border); }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
    .hero-title { font-size: 26px; }
    .hero-desc { font-size: 26px; }
    .section-title { font-size: 34px; }
    .about-grid,
    .contact-grid { grid-template-columns: 1fr; gap: 50px; }
    .about-image img,
    .contact-right img { height: 400px; }
    .service-card.feature { grid-column: span 2; grid-template-columns: 1fr; }
    .service-card.feature .service-img { height: 280px; min-height: 280px; }
    .advantages-grid { grid-template-columns: repeat(2, 1fr); }
}


@media (max-width: 768px) {
    :root { --section-pad: 70px; }
    .container, .nav-container { padding: 0 24px; }
    .section-title { font-size: 28px; }
    .hero { min-height: 560px; }
    .hero-title { font-size: 20px; letter-spacing: 0.03em; }
    .hero-subtitle { font-size: 11px; padding-left: 40px; }
    .hero-desc { font-size: 20px; }

    .nav-menu {
        position: fixed;
        top: 80px; left: 0; right: 0;
        background: var(--primary-dark);
        padding: 30px 0;
        transform: translateY(-120%);
        transition: transform 0.4s ease;
    }
    .nav-menu.open { transform: translateY(0); }
    .nav-menu ul { flex-direction: column; gap: 0; align-items: center; }
    .nav-menu ul li { width: 100%; text-align: center; }
    .nav-menu a { display: block; padding: 14px 0; }
    .nav-toggle { display: flex; }
    .lang-switcher {
        margin-left: auto;
        margin-right: 16px;
        padding-left: 0;
        border-left: none;
    }
    .lang-btn { font-size: 11px; padding: 4px 6px; }
    .logo-en { display: none; }
    .about-image-tag { left: 10px; bottom: 10px; padding: 14px 20px; }
    .services-grid,
    .cases-grid { grid-template-columns: 1fr; }
    .advantages-grid { grid-template-columns: 1fr; }
    .partners-grid { grid-template-columns: repeat(2, 1fr); }
    .service-card.feature { grid-column: span 1; }
    .contact-item { grid-template-columns: 1fr; gap: 4px; padding: 16px 0; }
    .footer-cols { grid-template-columns: 1fr; gap: 30px; }
    .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
    .page-banner { height: 320px; }
    .page-banner h1 { font-size: 32px; }
    .service-body { padding: 28px 24px; }
    .service-card.feature .service-body { padding: 32px 24px; }
    .case-body { padding: 28px 24px; }
}

/* ---------- 进场动画 ---------- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.9s ease, transform 0.9s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}