/* ===== 向寓公寓 — Apple China 风格设计系统 ===== */

:root {
    --black: #1d1d1f;
    --gray-1: #86868b;
    --gray-2: #6e6e73;
    --gray-3: #424245;
    --gray-4: #aeaeb2;
    --gray-5: #d2d2d7;
    --gray-bg: #f5f5f7;
    --white: #ffffff;
    --blue: #3D7FE9;
    --gold: #EFB806;
    --red: #A0103A;
    --green: #56CA95;

    --font-xs: 12px;
    --font-sm: 14px;
    --font-md: 17px;
    --font-lg: 21px;
    --font-xl: 28px;
    --font-2xl: 40px;
    --font-3xl: 56px;
    --font-4xl: 72px;
    --font-hero: clamp(48px, 8vw, 96px);

    --ease: cubic-bezier(0.25, 0.1, 0.25, 1);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
    color: var(--black);
    background: var(--white);
    font-size: var(--font-sm);
    line-height: 1.5;
    overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; transition: opacity .3s var(--ease); }
a:hover { opacity: .7; }

/* ===== 容器 ===== */
.container-narrow { max-width: 980px; margin: 0 auto; padding: 0 24px; }

/* ===== 通用段落标签 ===== */
.section-label {
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--gray-1);
    margin-bottom: 16px;
}
.white-label { color: rgba(255,255,255,.6); }
.gold-label { color: rgba(0,0,0,.5); }
.light-label { color: rgba(255,255,255,.8); }
.fw-gold-label { color: rgba(0,0,0,.5); font-size: 18px; }

.section-headline {
    font-size: var(--font-3xl);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.08;
    margin-bottom: 20px;
}
.white-headline { color: var(--white); }
.gold-headline { color: var(--black); }

.section-desc {
    font-size: var(--font-lg);
    color: var(--gray-1);
    line-height: 1.5;
    max-width: 600px;
    margin: 0 auto;
}
.section-desc-light {
    font-size: var(--font-lg);
    color: rgba(255,255,255,.7);
    line-height: 1.5;
    max-width: 650px;
    margin: 0 auto;
}
.section-desc-gold {
    font-size: var(--font-lg);
    color: rgba(0,0,0,.55);
    line-height: 1.5;
    max-width: 650px;
    margin: 0 auto;
}

.apple-section { padding: 120px 0; position: relative; }

/* ===== 导航栏 ===== */
.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 9999;
    background: rgba(255,255,255,.82);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(0,0,0,.08);
    transition: all .4s var(--ease);
}
.nav.scrolled { background: rgba(255,255,255,.94); }
.nav.transparent { background: transparent; border-bottom-color: transparent; }

.nav-inner {
    max-width: 1024px;
    margin: 0 auto;
    padding: 0 24px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex; align-items: center;
    font-size: 18px; font-weight: 600; color: var(--black);
}
.nav-logo-img {
    height: 34px;
    width: auto;
    border-radius: 6px;
    box-shadow: 0 1px 4px rgba(0,0,0,.08);
    transition: transform .3s var(--ease);
}
.nav-logo:hover .nav-logo-img { transform: scale(1.03); }

.nav-list {
    display: flex; align-items: center; gap: 28px;
    list-style: none;
}
.nav-list a {
    font-size: var(--font-xs); font-weight: 400; color: var(--black); opacity: .8;
    padding: 4px 0;
    border-bottom: 2px solid transparent;
    transition: all .3s var(--ease);
}
.nav-list a:hover { opacity: 1; border-bottom-color: var(--blue); }
.nav.transparent .nav-list a { color: #fff; opacity: .92; }
.nav.transparent .nav-list a:hover { opacity: 1; border-bottom-color: rgba(255,255,255,.85); }
.nav.transparent .nav-hamburger span { background: #fff; }
.nav.transparent .nav-list.open a { color: var(--black); }
.nav.transparent .nav-hamburger.active span { background: var(--black); }
.nav-btn {
    background: var(--blue) !important;
    color: var(--white) !important;
    padding: 6px 16px !important;
    border-radius: 980px;
    font-weight: 500 !important;
    opacity: 1 !important;
    border-bottom: none !important;
}
.nav-btn:hover { background: #2b6ce0 !important; opacity: 1 !important; transform: scale(1.02); }

.nav-hamburger { display: none; cursor: pointer; background: none; border: none; padding: 4px; }
.nav-hamburger span {
    display: block; width: 18px; height: 1.5px; background: var(--black);
    margin: 4px 0; transition: all .3s var(--ease); border-radius: 2px;
}

/* ===== Hero ===== */
.hero {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 700px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}
.hero-bg {
    position: absolute; inset: 0;
}
.hero-bg img {
    width: 100%; height: 100%; object-fit: cover;
    object-position: center 30%;
}
.hero-gradient {
    position: absolute; inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(0,0,0,.45) 0%,
        rgba(0,0,0,.2) 45%,
        rgba(0,0,0,.55) 100%
    );
}
.hero-content {
    position: relative; z-index: 2;
    text-align: center;
    padding: 0 32px;
    max-width: 800px;
}
.hero-headline {
    font-size: var(--font-hero);
    font-weight: 700;
    color: var(--white);
    letter-spacing: -.04em;
    line-height: 1.05;
    text-shadow: 0 2px 40px rgba(0,0,0,.35);
    margin-bottom: 16px;
}
.hero-subtitle {
    font-size: var(--font-xl);
    color: rgba(255,255,255,.9);
    font-weight: 300;
    letter-spacing: -.01em;
    margin-bottom: 18px;
}
.hero-location {
    font-size: var(--font-md);
    color: rgba(255,255,255,.85);
    font-weight: 500;
    letter-spacing: .05em;
    margin-bottom: 36px;
    text-shadow: 0 2px 20px rgba(0,0,0,.35);
}
.hero-meta {
    display: flex; align-items: center; justify-content: center; gap: 18px;
    flex-wrap: wrap;
    margin-bottom: 44px;
}
.meta-item {
    font-size: var(--font-sm); color: rgba(255,255,255,.8);
    font-weight: 500;
}
.meta-item strong {
    font-size: var(--font-lg);
    color: var(--gold);
    font-weight: 700;
}
.meta-divider {
    width: 1px; height: 14px; background: rgba(255,255,255,.35);
}
.hero-actions {
    display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
}
.hero-actions .apple-btn.secondary {
    background: rgba(255,255,255,.15);
    color: var(--white);
    border: 1px solid rgba(255,255,255,.25);
}
.hero-actions .apple-btn.secondary:hover {
    background: rgba(255,255,255,.25);
}
.scroll-indicator .mouse {
    border: 2px solid rgba(255,255,255,.5);
}
.scroll-indicator .wheel {
    background: rgba(255,255,255,.6);
}

/* Apple风格按钮 */
.apple-btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 13px 30px;
    border-radius: 980px;
    font-size: var(--font-sm);
    font-weight: 500;
    transition: all .35s var(--ease);
    cursor: pointer;
    min-width: 140px;
}
.apple-btn.primary {
    background: var(--blue);
    color: var(--white);
    box-shadow: 0 4px 16px rgba(61,127,233,.35);
}
.apple-btn.primary:hover {
    opacity: 1;
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(61,127,233,.45);
}
.apple-btn.secondary {
    background: rgba(255,255,255,.15);
    color: var(--white);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,.25);
}
.apple-btn.secondary:hover {
    opacity: 1;
    background: rgba(255,255,255,.25);
    transform: translateY(-2px);
}

/* 滚动指示器 */
.scroll-indicator {
    position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
    z-index: 3; animation: float 2.5s ease-in-out infinite;
}
.mouse {
    width: 24px; height: 38px; border: 2px solid rgba(255,255,255,.5);
    border-radius: 12px; position: relative;
}
.wheel {
    width: 3px; height: 8px; background: rgba(255,255,255,.6);
    border-radius: 2px; position: absolute; top: 6px; left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 1.8s ease-in-out infinite;
}
@keyframes scrollWheel { 0%{opacity:1;top:6px;} 100%{opacity:0;top:22px;} }
@keyframes float { 0%,100%{transform:translateX(-50%)translateY(0);} 50%{transform:translateX(-50%)translateY(8px);} }

/* ===== 关于我们 — 图文交错展示 ===== */
.showcase-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-top: 64px;
    max-width: 1100px;
    margin-left: auto; margin-right: auto; padding: 0 24px;
}
.showcase-text { padding-right: 24px; }
.showcase-p {
    font-size: var(--font-lg); line-height: 1.65; color: var(--black); margin-bottom: 18px;
}
.showcase-p.light { color: var(--gray-1); font-size: var(--font-md); }
.showcase-img { border-radius: 20px; overflow: hidden; }
.showcase-img img { width: 100%; aspect-ratio: 4/3; object-fit: cover; transition: transform .8s var(--ease); }
.showcase-img:hover img { transform: scale(1.03); }

.stats-row {
    display: flex; gap: 48px; margin-top: 44px; padding-top: 32px;
    border-top: 1px solid var(--gray-5);
}
.stat { text-align: left; }
.stat-num {
    display: block; font-size: var(--font-2xl); font-weight: 700;
    color: var(--blue); line-height: 1.1;
}
.stat-label { font-size: var(--font-xs); color: var(--gray-1); margin-top: 4px; }

/* ===== 五心服务（品牌黄色背景）===== */
.dark-section {
    background: linear-gradient(160deg, #EFB806 0%, #F6E803 40%, #EFB806 100%);
    color: var(--black);
}
.culture-bg-accent { display: none; }
.dark-section .container-narrow {
    position: relative;
}
.culture-divider {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(0,0,0,.2), transparent);
    margin: 28px auto 0;
}
.culture-row {
    display: flex; justify-content: center; gap: 24px;
    max-width: 1120px; margin: 56px auto 0; padding: 0 24px;
    flex-wrap: wrap;
}
.culture-card {
    background: rgba(29,29,31,.92);
    border: 1px solid rgba(239,184,6,.25);
    border-radius: 18px;
    padding: 36px 24px;
    flex: 1; min-width: 180px; max-width: 220px;
    text-align: center;
    transition: all .4s var(--ease);
}
.culture-card::before { display: none; }
.culture-card:hover {
    background: rgba(29,29,31,.96);
    border-color: rgba(239,184,6,.5);
    transform: translateY(-4px);
}
.culture-icon-wrap {
    width: 56px; height: 56px;
    margin: 0 auto 16px;
    border-radius: 50%;
    background: rgba(239,184,6,.1);
    border: 1px solid rgba(239,184,6,.2);
    display: flex; align-items: center; justify-content: center;
    color: #EFB806;
    transition: all .4s ease;
}
.culture-icon-wrap svg {
    width: 26px; height: 26px;
}
.culture-card:hover .culture-icon-wrap {
    background: rgba(239,184,6,.15);
    border-color: rgba(239,184,6,.35);
}
.culture-card h4 {
    font-size: var(--font-lg); font-weight: 600; margin-bottom: 8px;
    color: #EFB806;
}
.culture-card p {
    font-size: var(--font-xs); color: rgba(255,255,255,.7); line-height: 1.6;
}

/* ===== 房型展示 ===== */
.room-showcase {
    display: grid; grid-template-columns: 1.15fr .85fr;
    gap: 48px; align-items: center;
    max-width: 1140px; margin: 80px auto; padding: 0 24px;
}
.room-showcase.reverse { grid-template-columns: .85fr 1.15fr; }
.room-gallery { }
.room-main-img {
    border-radius: 20px; overflow: hidden;
    box-shadow: 0 12px 48px rgba(0,0,0,.12);
}
.room-main-img img {
    width: 100%; aspect-ratio: 4/3; object-fit: cover;
    transition: transform .8s var(--ease);
}
.room-gallery:hover .room-main-img img { transform: scale(1.02); }
.room-thumb-row {
    display: flex; gap: 10px; margin-top: 12px;
}
.room-thumb {
    flex: 1; border-radius: 10px; overflow: hidden;
    cursor: pointer; opacity: .5; transition: all .3s var(--ease);
    border: 2px solid transparent;
}
.room-thumb.active { opacity: 1; border-color: var(--blue); }
.room-thumb img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.room-thumb:hover { opacity: .85; }

.room-info { padding-left: 16px; }
.room-showcase.reverse .room-info { padding-left: 0; padding-right: 16px; text-align: right; }
.room-tag {
    display: inline-block; font-size: var(--font-xs); font-weight: 600;
    padding: 4px 14px; border-radius: 980px; margin-bottom: 16px;
    background: var(--gray-bg); color: var(--gray-2);
}
.room-tag.hot { background: var(--red); color: var(--white); }
.room-tag.premium { background: linear-gradient(135deg,var(--gold),#F6E803); color: var(--black); }

/* 产品线品牌色条 */
.product-color-bar {
    width: 48px; height: 5px; border-radius: 3px; margin-bottom: 18px;
}
.room-title {
    font-size: var(--font-2xl); font-weight: 700; letter-spacing: -.02em;
    line-height: 1.2; margin-bottom: 14px;
}
.room-title .room-subtitle {
    display: block;
    font-size: var(--font-lg);
    font-weight: 500;
    color: var(--gray-1);
    margin-top: 4px;
    letter-spacing: 0;
}
.room-desc {
    font-size: var(--font-md); color: var(--gray-1); line-height: 1.65; margin-bottom: 28px;
}
.room-specs { display: flex; flex-direction: column; gap: 14px; }
.spec {
    display: flex; justify-content: space-between; align-items: baseline;
    padding-bottom: 12px; border-bottom: 1px solid var(--gray-5);
}
.room-showcase.reverse .spec { flex-direction: row-reverse; }
.spec-label { font-size: var(--font-xs); color: var(--gray-1); text-transform: uppercase; letter-spacing: 1px; }
.spec-value { font-size: var(--font-sm); color: var(--black); font-weight: 500; }
.price-highlight { color: var(--blue); font-weight: 700; font-size: var(--font-md); }
.room-detail-btn {
    display: inline-flex; align-items: center; justify-content: center;
    margin-top: 24px; min-width: 140px;
    padding: 10px 24px; border-radius: 980px;
    font-size: var(--font-sm); font-weight: 500;
    background: var(--blue); color: var(--white);
    box-shadow: 0 4px 16px rgba(61,127,233,.3);
    transition: all .35s var(--ease);
}
.room-detail-btn:hover {
    opacity: 1; transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(61,127,233,.45);
}

/* 商务合作预览卡片 */
.coop-hero-banner {
    max-width: 1200px;
    margin: 60px auto 0;
    padding: 0 24px;
    border-radius: 28px;
    overflow: hidden;
}
.coop-hero-banner img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 28px;
}
.coop-preview-grid {
    max-width: 1200px;
    margin: 70px auto 0;
    padding: 0 24px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.coop-preview-card {
    display: block;
    background: #fff;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 12px 40px rgba(0,0,0,.06);
    transition: transform .35s var(--ease), box-shadow .35s var(--ease);
    text-decoration: none;
}
.coop-preview-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 24px 60px rgba(0,0,0,.12);
}
.coop-preview-img {
    height: 220px;
    overflow: hidden;
}
.coop-preview-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s ease;
}
.coop-preview-card:hover .coop-preview-img img {
    transform: scale(1.05);
}
.coop-preview-content {
    padding: 28px;
}
.coop-preview-content h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 10px;
}
.coop-preview-content p {
    font-size: 15px;
    line-height: 1.65;
    color: var(--gray-1);
    margin-bottom: 18px;
}
.coop-preview-link {
    font-size: 15px;
    font-weight: 600;
    color: var(--blue);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: gap .3s ease;
}
.coop-preview-card:hover .coop-preview-link {
    gap: 8px;
}

/* ===== 全宽设施图 ===== */
.fullwidth-section {
    position: relative; height: 90vh; min-height: 600px; overflow: hidden;
}
.fw-image {
    position: absolute; inset: 0;
}
.fw-image img {
    width: 100%; height: 100%; object-fit: cover;
    object-position: center 40%;
}
.fw-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(239,184,6,.75) 0%, rgba(239,184,6,.15) 50%,
                rgba(239,184,6,.4) 100%);
    display: flex; align-items: flex-end; justify-content: center;
    padding-bottom: 100px;
}
.fw-content { text-align: center; max-width: 800px; }
.fw-headline {
    font-size: 84px; font-weight: 700; color: var(--black);
    letter-spacing: -.02em; margin-bottom: 22px;
}
.fw-text {
    font-size: 24px; color: rgba(0,0,0,.6);
    line-height: 1.9;
}

/* ===== 企业荣誉 ===== */
.honors-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px; max-width: 1080px; margin: 56px auto 40px; padding: 0 24px;
}
.honor-block {
    background: var(--gray-bg); border-radius: 16px; padding: 28px 24px;
    transition: all .35s var(--ease);
}
.honor-block:hover { transform: translateY(-3px); box-shadow: 0 8px 32px rgba(0,0,0,.07); }
.honor-year {
    font-size: var(--font-2xl); font-weight: 800; color: var(--blue);
    margin-bottom: 14px; letter-spacing: -.02em;
}
.honor-items p {
    font-size: var(--font-sm); color: var(--gray-2); line-height: 1.7; margin-bottom: 6px;
}
.honor-items strong { color: var(--black); font-weight: 600; }

.assoc-bar {
    display: flex; justify-content: center; gap: 40px;
    flex-wrap: wrap;
    max-width: 900px; margin: 0 auto; padding: 32px 24px;
    border-top: 1px solid var(--gray-5);
}
.assoc-item {
    display: flex; align-items: center; gap: 10px;
    font-size: var(--font-sm); color: var(--gray-2);
}
.assoc-icon { font-size: 20px; }

/* ===== 社会责任（品牌黄色背景）===== */
.social-cards {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 20px; max-width: 1020px; margin: 56px auto 0; padding: 0 24px;
}
.social-card {
    background: rgba(29,29,31,.92);
    border: 1px solid rgba(239,184,6,.25);
    border-radius: 18px; padding: 36px 28px;
    transition: all .4s var(--ease);
}
.social-card:hover {
    background: rgba(29,29,31,.96);
    border-color: rgba(239,184,6,.5);
    transform: translateY(-4px);
}
.social-number {
    font-size: 48px; font-weight: 900; color: rgba(239,184,6,.2);
    line-height: 1; margin-bottom: 16px;
}
.social-card h4 { font-size: var(--font-lg); font-weight: 600; margin-bottom: 10px; color: #EFB806; }
.social-card p { font-size: var(--font-sm); color: rgba(255,255,255,.7); line-height: 1.7; }
.social-card strong { color: rgba(255,255,255,.9); }

/* ===== 联系我们 ===== */
.contact-layout {
    display: grid; grid-template-columns: 1fr 1fr; gap: 72px;
    max-width: 1040px; margin: 56px auto 0; padding: 0 24px;
    align-items: start;
}
.contact-details { margin-top: 40px; }
.cd-row {
    display: flex; align-items: center; gap: 16px;
    padding: 20px 0; border-bottom: 1px solid var(--gray-5);
}
.cd-icon { font-size: 24px; }
.cd-label { font-size: var(--font-xs); color: var(--gray-1); margin-bottom: 2px; }
.cd-value { font-size: var(--font-md); font-weight: 500; }
.cd-link { color: var(--blue); font-weight: 600; }
.cd-link:hover { opacity: .8; }

.qr-card {
    margin-top: 28px; padding: 24px;
    background: var(--white);
    border: 1px solid var(--gray-5);
    border-radius: 18px;
    text-align: center;
    max-width: 240px;
}
.qr-img {
    width: 100%; max-width: 180px;
    border-radius: 12px; margin: 0 auto 12px;
}
.qr-caption {
    font-size: var(--font-xs);
    color: var(--gray-2);
}

.booking-form {
    background: var(--gray-bg); border-radius: 18px; padding: 40px;
}
.form-field { margin-bottom: 20px; }
.form-field label {
    display: block; font-size: var(--font-xs); font-weight: 600;
    color: var(--gray-2); margin-bottom: 6px;
}
.form-field input,
.form-field select,
.form-field textarea {
    width: 100%; padding: 12px 16px;
    border: 1px solid var(--gray-5); border-radius: 10px;
    font-size: var(--font-md); font-family: inherit;
    background: var(--white); color: var(--black);
    transition: all .3s var(--ease);
    outline: none;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    border-color: var(--blue);
    box-shadow: 0 0 0 4px rgba(61,127,233,.12);
}
.form-field textarea { resize: vertical; }
.submit-btn {
    width: 100%; padding: 14px; border-radius: 980px;
    background: var(--blue); color: var(--white);
    font-size: var(--font-md); font-weight: 600;
    border: none; cursor: pointer;
    transition: all .35s var(--ease);
}
.submit-btn:hover {
    background: #2b6ce0;
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(61,127,233,.35);
}

/* ===== 预约跳转卡片 ===== */
.booking-redirect-card {
    background: var(--gray-bg);
    border-radius: 18px;
    padding: 48px 40px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 320px;
}
.redirect-icon {
    font-size: 56px;
    margin-bottom: 20px;
}
.redirect-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 12px;
    letter-spacing: -.01em;
}
.redirect-desc {
    font-size: var(--font-md);
    color: var(--gray-1);
    line-height: 1.7;
    margin-bottom: 32px;
}
.redirect-btn {
    display: inline-block;
    width: auto;
    min-width: 220px;
    padding: 14px 40px;
    text-decoration: none;
}
.redirect-btn:hover {
    opacity: 1;
}

/* ===== 页脚 ===== */
.footer {
    background: var(--gray-bg); border-top: 1px solid var(--gray-5);
    padding: 56px 0 0;
}
.footer-inner { max-width: 1024px; margin: 0 auto; padding: 0 24px; }
.footer-top {
    display: flex; justify-content: space-between; gap: 48px;
    padding-bottom: 40px;
}
.footer-logo-img {
    height: 42px; width: auto; border-radius: 8px;
    margin-bottom: 12px;
}
.footer-slogan { font-size: var(--font-sm); color: var(--gray-1); }
.footer-links-group { display: flex; gap: 64px; }
.footer-col-title {
    font-size: var(--font-xs); font-weight: 600;
    color: var(--gray-1); margin-bottom: 10px;
}
.footer-col a, .footer-col p {
    display: block; font-size: var(--font-xs);
    color: var(--gray-2); padding: 4px 0;
    transition: color .3s;
}
.footer-col a:hover { color: var(--blue); opacity: 1; }
.footer-bottom {
    text-align: center; padding: 20px 0;
    border-top: 1px solid var(--gray-5);
}
.footer-bottom p { font-size: var(--font-xs); color: var(--gray-4); }

/* ===== 回到顶部 ===== */
.back-to-top {
    position: fixed; bottom: 28px; right: 28px;
    width: 48px; height: 48px; border-radius: 50%;
    background: var(--black); color: var(--white);
    border: none; font-size: 20px; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden;
    transition: all .4s var(--ease); z-index: 998;
    box-shadow: 0 4px 16px rgba(0,0,0,.2);
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { transform: translateY(-3px); background: var(--blue); }

/* ===== 滚动动画 ===== */
.animate-up,
.animate-left,
.animate-right {
    opacity: 0;
    transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.animate-up { transform: translateY(40px); }
.animate-left { transform: translateX(-40px); }
.animate-right { transform: translateX(40px); }
.animate-up.visible,
.animate-left.visible,
.animate-right.visible {
    opacity: 1; transform: translate(0,0);
}
.delay-1 { transition-delay: .12s; }
.delay-2 { transition-delay: .24s; }
.delay-3 { transition-delay: .36s; }
.delay-4 { transition-delay: .48s; }

/* ===== 响应式 ===== */
@media (max-width: 1068px) {
    .room-showcase { grid-template-columns: 1fr; gap: 32px; }
    .room-showcase.reverse .room-info { text-align: left; padding-left: 16px; padding-right: 0; }
    .room-showcase.reverse .spec { flex-direction: row; }
    .showcase-grid { grid-template-columns: 1fr; gap: 40px; }
    .showcase-text { padding-right: 0; }
    .stats-row { gap: 32px; }
    .contact-layout { grid-template-columns: 1fr; gap: 48px; }
    .footer-top { flex-direction: column; gap: 32px; }
    .social-cards { grid-template-columns: 1fr; }
    .coop-preview-grid { grid-template-columns: 1fr; max-width: 560px; }
    .coop-hero-banner { margin-top: 48px; padding: 0 20px; }
}

@media (max-width: 768px) {
    :root { --font-hero: clamp(36px, 10vw, 64px); --font-3xl: 40px; --font-2xl: 32px; }
    .apple-section { padding: 80px 0; }
    .hero-headline { font-size: 42px; }
    .hero-subtitle { font-size: 20px; }

    /* 移动端导航 */
    .nav-list {
        position: fixed; top: 52px; left: 0; right: 0;
        background: rgba(250,250,250,.98); backdrop-filter: blur(20px);
        flex-direction: column; padding: 20px 24px; gap: 0;
        box-shadow: 0 10px 40px rgba(0,0,0,.1);
        transform: translateY(-120%); opacity: 0;
        transition: all .4s var(--ease);
        pointer-events: none;
    }
    .nav-list.open {
        transform: translateY(0); opacity: 1; pointer-events: all;
    }
    .nav-list li { width: 100%; }
    .nav-list a { display: block; padding: 14px 0; font-size: var(--font-md); border-bottom: none; }
    .nav-hamburger { display: block; }

    .culture-row { flex-wrap: wrap; gap: 16px; }
    .culture-card { max-width: none; min-width: calc(50% - 8px); padding: 32px 20px 28px; }
    .culture-icon-wrap { width: 48px; height: 48px; }
    .culture-icon-wrap svg { width: 22px; height: 22px; }
    .honors-grid { grid-template-columns: 1fr; }
    .fullwidth-section { height: 70vh; min-height: 480px; }
    .fw-headline { font-size: 52px; }
    .fw-text { font-size: 21px; }
}

@media (max-width: 480px) {
    .section-label { font-size: 15px; letter-spacing: 2px; }
    .section-headline { font-size: 34px; }
    .hero-meta { flex-direction: column; gap: 10px; }
    .meta-divider { width: 40px; height: 1px; }
    .apple-btn { min-width: 120px; padding: 11px 24px; font-size: 14px; }
    .booking-form { padding: 28px 20px; }
    .booking-redirect-card { padding: 32px 20px; min-height: auto; }
    .redirect-title { font-size: 22px; }
    .redirect-desc { font-size: 15px; }
    .redirect-btn { min-width: 180px; padding: 12px 28px; }
    .culture-card { min-width: 100%; }
}