/* ===== 云端·宽阔渼里 公共样式 ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --navy: #0a1628;
    --navy-light: #131f38;
    --gold: #c9a96e;
    --gold-light: #dfc08a;
    --gold-dark: #a8883f;
    --green: #2d6a4f;
    --green-light: #40916c;
    --white: #ffffff;
    --off-white: #f5f1eb;
    --gray: #8a8a8a;
    --text-dark: #1a1a2e;
    --text-light: #e0d6c8;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    background: var(--navy);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5 { font-family: 'Noto Serif SC', 'SimSun', serif; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ===== Image Watermark ===== */
.img-watermark { position: relative; display: inline-block; }
.img-watermark::after {
    content: '意境图';
    position: absolute;
    bottom: 8px;
    right: 8px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    pointer-events: none;
    z-index: 10;
}

/* Background Image Watermark */
.bg-watermark { position: relative; }
.bg-watermark::after {
    content: '意境图';
    position: absolute;
    bottom: 8px;
    right: 8px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    pointer-events: none;
    z-index: 10;
}
ul { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--navy); }
::-webkit-scrollbar-thumb { background: var(--gold-dark); border-radius: 4px; }

/* ===== Navigation ===== */
.navbar {
    position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
    padding: 1.5rem 0; transition: all 0.4s ease;
}
.navbar.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    padding: 0.8rem 0;
    box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; }
.nav-brand { display: flex; align-items: center; gap: 1rem; }
.nav-brand-icon {
    width: 42px; height: 42px; border: 1.5px solid var(--gold); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
}
.nav-brand-icon svg { width: 22px; height: 22px; fill: var(--gold); }
.nav-brand-text {
    font-family: 'Noto Serif SC', serif; font-size: 1.3rem; font-weight: 600;
    color: var(--gold); letter-spacing: 0.15em;
}
.nav-links { display: flex; gap: 2.5rem; align-items: center; }
.nav-links a {
    color: var(--text-light); font-size: 0.9rem; font-weight: 400;
    letter-spacing: 0.1em; position: relative; padding-bottom: 4px; transition: color 0.3s ease;
}
.nav-links a::after {
    content: ''; position: absolute; bottom: 0; left: 0; width: 0;
    height: 1px; background: var(--gold); transition: width 0.3s ease;
}
.nav-links a:hover { color: var(--gold); }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: var(--gold); }
.nav-links a.active::after { width: 100%; }
.nav-phone { display: flex; align-items: center; gap: 0.5rem; color: var(--gold); font-size: 0.95rem; font-weight: 500; letter-spacing: 0.05em; }
.nav-phone svg { width: 16px; height: 16px; fill: var(--gold); }
.menu-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 5px; }
.menu-toggle span { width: 24px; height: 2px; background: var(--gold); transition: all 0.3s ease; }

/* ===== Page Banner ===== */
.page-banner {
    position: relative; height: 50vh; min-height: 400px; overflow: hidden;
    display: flex; align-items: center; justify-content: center;
}
.page-banner-bg {
    position: absolute; inset: 0; background-size: cover; background-position: center;
    transform: scale(1.05);
}
.page-banner-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(180deg, rgba(10,22,40,0.5) 0%, rgba(10,22,40,0.4) 50%, rgba(10,22,40,0.8) 100%);
}
.page-banner-content {
    position: relative; z-index: 2; text-align: center; color: var(--white);
}
.page-banner-content .breadcrumb {
    font-size: 0.8rem; letter-spacing: 0.3em; color: rgba(255,255,255,0.6); margin-bottom: 1.5rem;
}
.page-banner-content .breadcrumb a { color: var(--gold-light); transition: color 0.3s; }
.page-banner-content .breadcrumb a:hover { color: var(--gold); }
.page-banner-content h1 {
    font-family: 'Noto Serif SC', serif; font-size: 3rem; font-weight: 700;
    letter-spacing: 0.2em; margin-bottom: 0.8rem;
}
.page-banner-content .subtitle {
    font-size: 0.95rem; color: rgba(255,255,255,0.7); letter-spacing: 0.2em;
}

/* ===== Section Common ===== */
.section { padding: 5rem 0; position: relative; }
.section-header { text-align: center; margin-bottom: 4rem; }
.section-tag {
    display: inline-block; font-size: 0.8rem; letter-spacing: 0.4em;
    color: var(--gold); text-transform: uppercase; margin-bottom: 1rem;
}
.section-title { font-size: 2.2rem; font-weight: 700; letter-spacing: 0.1em; margin-bottom: 1rem; }
.section-line { width: 50px; height: 2px; background: var(--gold); margin: 0 auto; }
.section-desc {
    max-width: 700px; margin: 1.5rem auto 0; font-size: 0.92rem;
    line-height: 1.9; color: #666; text-align: center;
}

/* ===== Reveal Animation ===== */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left { opacity: 0; transform: translateX(-40px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right { opacity: 0; transform: translateX(40px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* ===== CTA Banner ===== */
.cta-banner {
    background: linear-gradient(135deg, var(--navy) 0%, #0d2137 100%);
    color: var(--white); text-align: center; padding: 5rem 0;
}
.cta-banner h2 {
    font-family: 'Noto Serif SC', serif; font-size: 2.2rem; font-weight: 700;
    margin-bottom: 1rem; letter-spacing: 0.15em;
}
.cta-banner p { font-size: 0.92rem; color: rgba(255,255,255,0.6); margin-bottom: 2rem; }
.cta-banner .cta-phone {
    display: inline-flex; align-items: center; gap: 1rem;
    background: var(--gold); color: var(--navy); padding: 1rem 2.5rem;
    font-family: 'Noto Serif SC', serif; font-size: 1.4rem; font-weight: 700;
    letter-spacing: 0.1em; transition: all 0.3s ease;
}
.cta-banner .cta-phone:hover {
    background: var(--gold-light); transform: scale(1.03);
    box-shadow: 0 10px 40px rgba(201, 169, 110, 0.3);
}
.cta-banner .cta-phone svg { width: 22px; height: 22px; fill: var(--navy); }

/* ===== Footer ===== */
.footer { background: #060e1a; color: rgba(255,255,255,0.4); padding: 3rem 0 2rem; }
.footer-top {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem;
    padding-bottom: 2rem; border-bottom: 1px solid rgba(255,255,255,0.06);
}
.footer-brand h3 {
    font-family: 'Noto Serif SC', serif; font-size: 1.3rem;
    color: var(--gold); margin-bottom: 0.8rem; letter-spacing: 0.1em;
}
.footer-brand p { font-size: 0.82rem; line-height: 1.8; color: rgba(255,255,255,0.35); }
.footer-col h5 { font-size: 0.85rem; color: rgba(255,255,255,0.7); margin-bottom: 1rem; letter-spacing: 0.1em; }
.footer-col a {
    display: block; font-size: 0.82rem; color: rgba(255,255,255,0.35);
    padding: 0.3rem 0; transition: color 0.3s ease;
}
.footer-col a:hover { color: var(--gold); }
.footer-bottom { padding-top: 1.5rem; text-align: center; font-size: 0.78rem; }

/* ===== Floating Phone ===== */
.floating-phone {
    position: fixed; bottom: 2rem; right: 2rem; width: 56px; height: 56px;
    background: var(--gold); border-radius: 50%; display: flex; align-items: center;
    justify-content: center; box-shadow: 0 4px 20px rgba(201,169,110,0.4);
    z-index: 999; cursor: pointer; transition: all 0.3s ease;
    animation: phonePulse 2s ease infinite;
}
.floating-phone:hover { transform: scale(1.1); box-shadow: 0 6px 30px rgba(201,169,110,0.6); }
.floating-phone svg { width: 24px; height: 24px; fill: var(--navy); }
@keyframes phonePulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(201,169,110,0.4); }
    50% { box-shadow: 0 4px 30px rgba(201,169,110,0.7); }
}

/* ===== Back to Top ===== */
.back-to-top {
    position: fixed; bottom: 2rem; right: 6rem; width: 44px; height: 44px;
    background: rgba(10,22,40,0.8); border: 1px solid rgba(201,169,110,0.3);
    display: flex; align-items: center; justify-content: center; cursor: pointer;
    opacity: 0; visibility: hidden; transition: all 0.3s ease; z-index: 999;
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--gold); }
.back-to-top svg { width: 18px; height: 18px; fill: var(--gold); transition: fill 0.3s ease; }
.back-to-top:hover svg { fill: var(--navy); }

/* ===== Content Styles ===== */
.content-block { padding: 5rem 0; }
.content-block.bg-light { background: var(--off-white); }
.content-block.bg-dark { background: var(--navy); color: var(--white); }
.content-block.bg-navy-light { background: var(--navy-light); color: var(--white); }

.text-gold { color: var(--gold); }
.text-white { color: var(--white); }

/* ===== Image Cards ===== */
.img-card {
    position: relative; overflow: hidden; border-radius: 2px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}
.img-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.img-card:hover img { transform: scale(1.06); }

/* ===== Detail Page ===== */
.detail-hero { position: relative; height: 60vh; min-height: 500px; overflow: hidden; }
.detail-hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.detail-hero-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(10,22,40,0.9) 0%, rgba(10,22,40,0.3) 50%, rgba(10,22,40,0.4) 100%);
}
.detail-hero-content {
    position: absolute; bottom: 4rem; left: 0; right: 0; z-index: 2; color: var(--white);
}
.detail-hero-content .tag {
    display: inline-block; background: var(--gold); color: var(--navy);
    padding: 0.3rem 1rem; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.1em; margin-bottom: 1rem;
}
.detail-hero-content h1 {
    font-family: 'Noto Serif SC', serif; font-size: 2.8rem; font-weight: 700;
    letter-spacing: 0.1em; margin-bottom: 0.5rem;
}
.detail-hero-content .area { font-size: 1rem; color: rgba(255,255,255,0.7); letter-spacing: 0.1em; }
.detail-hero-content .price {
    margin-top: 1rem; font-family: 'Noto Serif SC', serif;
    font-size: 2rem; font-weight: 700; color: var(--gold);
}
.detail-hero-content .price span { font-size: 0.9rem; font-weight: 400; color: rgba(255,255,255,0.6); }

/* ===== Image Gallery (Lightbox) ===== */
.gallery-showcase { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.gallery-showcase .gallery-item {
    position: relative; overflow: hidden; cursor: pointer; height: 250px;
}
.gallery-showcase .gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.gallery-showcase .gallery-item:hover img { transform: scale(1.08); }
.gallery-showcase .gallery-item-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(10,22,40,0.5), transparent);
    opacity: 0; transition: opacity 0.4s ease;
    display: flex; align-items: flex-end; padding: 1.2rem;
}
.gallery-showcase .gallery-item:hover .gallery-item-overlay { opacity: 1; }
.gallery-showcase .gallery-item-overlay span { color: var(--white); font-size: 0.85rem; letter-spacing: 0.08em; }

/* ===== Info Table ===== */
.info-table { width: 100%; border-collapse: collapse; margin: 2rem 0; }
.info-table tr { border-bottom: 1px solid rgba(0,0,0,0.06); }
.info-table td { padding: 1rem 1.5rem; font-size: 0.9rem; vertical-align: top; }
.info-table td:first-child {
    width: 140px; font-weight: 600; color: var(--navy);
    background: rgba(201,169,110,0.06); letter-spacing: 0.05em;
}
.info-table td:last-child { color: #555; line-height: 1.7; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .footer-top { grid-template-columns: 1fr 1fr; }
    .gallery-showcase { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-links, .nav-phone { display: none; }
    .menu-toggle { display: flex; }
    .nav-links.mobile-open {
        display: flex; flex-direction: column; position: absolute;
        top: 100%; left: 0; width: 100%; background: rgba(10,22,40,0.98);
        padding: 2rem; gap: 1.5rem;
    }
    .page-banner { height: 40vh; min-height: 300px; }
    .page-banner-content h1 { font-size: 2rem; letter-spacing: 0.1em; }
    .section { padding: 3.5rem 0; }
    .section-title { font-size: 1.8rem; }
    .footer-top { grid-template-columns: 1fr; gap: 2rem; }
    .gallery-showcase { grid-template-columns: 1fr; }
    .info-table td:first-child { width: 100px; }
    .cta-banner h2 { font-size: 1.6rem; }
    .cta-banner .cta-phone { font-size: 1.1rem; padding: 0.8rem 1.8rem; }
    .detail-hero { height: 45vh; }
    .detail-hero-content h1 { font-size: 1.8rem; }
}

@media (max-width: 480px) {
    .page-banner-content h1 { font-size: 1.6rem; }
}