:root {
    --primary: #10244b;
    --primary-light: #1a3a6b;
    --primary-dark: #0a1830;
    --gold-gray: #c4b396;
    --gold-light: #d9ccb8;
    --gold-pale: #e8dfd2;
    --white: #ffffff;
    --off-white: #fafaf8;
    --gray-50: #f9f8f6;
    --gray-100: #f3f1ed;
    --gray-200: #e8e4dc;
    --gray-300: #d1ccc2;
    --gray-600: #7a7368;
    --gray-800: #3d3830;
    --gray-900: #1c1915;
    --serif: 'Noto Serif SC', 'Georgia', 'STSong', 'SimSun', 'Songti SC', serif;
    --serif-en: 'Playfair Display', 'Cormorant Garamond', 'Georgia', 'Times New Roman', serif;
    --sans: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', 'Segoe UI', sans-serif;
    --shadow-sm: 0 1px 3px rgba(16, 36, 75, 0.06), 0 1px 2px rgba(16, 36, 75, 0.04);
    --shadow-md: 0 4px 20px rgba(16, 36, 75, 0.08), 0 2px 8px rgba(16, 36, 75, 0.04);
    --shadow-lg: 0 12px 40px rgba(16, 36, 75, 0.12), 0 4px 16px rgba(16, 36, 75, 0.06);
    --shadow-xl: 0 20px 60px rgba(16, 36, 75, 0.16), 0 8px 24px rgba(16, 36, 75, 0.08);
    --shadow-gold: 0 8px 32px rgba(196, 179, 150, 0.25), 0 2px 8px rgba(16, 36, 75, 0.08);
    --transition-smooth: 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
    --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-ease: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--sans);
    background-color: var(--off-white);
    color: var(--gray-800);
    line-height: 1.7;
    overflow-x: hidden;
    letter-spacing: 0.02em;
}

/* ============ 浮动粒子背景 ============ */
#particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}
.particle {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    animation: floatParticle var(--dur) ease-in-out infinite;
    animation-delay: var(--delay);
    opacity: 0;
}
@keyframes floatParticle {
    0% {
        transform: translateY(0) translateX(0) scale(1);
        opacity: 0;
    }
    10% {
        opacity: var(--opacity);
    }
    30% {
        transform: translateY(var(--ty1)) translateX(var(--tx1)) scale(var(--s1));
        opacity: var(--opacity);
    }
    60% {
        transform: translateY(var(--ty2)) translateX(var(--tx2)) scale(var(--s2));
        opacity: calc(var(--opacity) * 0.7);
    }
    85% {
        opacity: calc(var(--opacity) * 0.5);
    }
    100% {
        transform: translateY(var(--ty3)) translateX(var(--tx3)) scale(var(--s3));
        opacity: 0;
    }
}

/* ============ 导航栏 ============ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(16, 36, 75, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: all var(--transition-smooth);
    padding: 0;
}
.navbar.scrolled {
    background: rgba(10, 24, 48, 0.96);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.25);
}
.navbar-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    transition: height var(--transition-smooth);
}
.navbar.scrolled .navbar-inner {
    height: 58px;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    flex-shrink: 0;
    z-index: 1001;
}
.nav-logo-icon {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold-gray), var(--gold-light));
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--serif-en);
    font-weight: 700;
    font-size: 20px;
    color: var(--primary-dark);
    letter-spacing: -0.5px;
    transition: all var(--transition-smooth);
    box-shadow: 0 2px 12px rgba(196, 179, 150, 0.35);
}
.nav-logo:hover .nav-logo-icon {
    box-shadow: 0 4px 20px rgba(196, 179, 150, 0.55);
    transform: scale(1.05);
}
.nav-logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}
.nav-logo-text .zh {
    font-family: var(--serif);
    font-weight: 600;
    font-size: 1.05rem;
    color: #ffffff;
    letter-spacing: 0.04em;
    white-space: nowrap;
}
.nav-logo-text .en {
    font-family: var(--serif-en);
    font-weight: 400;
    font-size: 0.7rem;
    color: var(--gold-light);
    letter-spacing: 0.06em;
    white-space: nowrap;
}
.nav-links {
    display: flex;
    list-style: none;
    gap: 6px;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
}
/*
.nav-links li {
    position: relative;
}
.nav-links a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.9);
    font-family: var(--sans);
    font-size: 0.9rem;
    font-weight: 400;
    padding: 10px 15px;
    border-radius: 6px;
    transition: all var(--transition-ease);
    white-space: nowrap;
    letter-spacing: 0.03em;
    position: relative;
    display: block;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background: var(--gold-gray);
    border-radius: 1px;
    transition: transform var(--transition-bounce);
    transform-origin: center;
}
.nav-links a:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.06);
}
.nav-links a:hover::after {
    transform: translateX(-50%) scaleX(1);
}
.nav-links a.active {
    color: #ffffff;
    font-weight: 500;
}
.nav-links a.active::after {
    transform: translateX(-50%) scaleX(1);
    background: var(--gold-gray);
}
*/
.nav-links > li {
    position: relative;
}
.nav-links > li > a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.9);
    font-family: var(--sans);
    font-size: 0.9rem;
    font-weight: 400;
    padding: 10px 15px;
    border-radius: 6px;
    transition: all var(--transition-ease);
    white-space: nowrap;
    letter-spacing: 0.03em;
    position: relative;
    display: flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
}
.nav-links > li > a::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background: var(--gold-gray);
    border-radius: 1px;
    transition: transform var(--transition-bounce);
    transform-origin: center;
}
.nav-links > li > a:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.06);
}
.nav-links > li > a:hover::after {
    transform: translateX(-50%) scaleX(1);
}
.nav-links > li > a.active {
    color: #ffffff;
    font-weight: 500;
}
.nav-links > li > a.active::after {
    transform: translateX(-50%) scaleX(1);
    background: var(--gold-gray);
}

/* 一级菜单下拉箭头 */
.dropdown-arrow {
    display: inline-block;
    width: 5px;
    height: 5px;
    border-right: 1.5px solid rgba(255, 255, 255, 0.9);
    border-bottom: 1.5px solid rgba(255, 255, 255, 0.9);
    transform: rotate(45deg);
    transition: transform var(--transition-ease);
    margin-left: 2px;
    color: var(--gold-light);
}
.has-dropdown:hover .dropdown-arrow,
.has-dropdown.active .dropdown-arrow {
    transform: rotate(225deg);
    border-color: var(--gold-light);
}

/* 二级菜单 + 三级菜单通用样式 */
.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) translateY(8px) scale(0.95);
    background: rgba(16, 36, 75, 0.78);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid rgba(196, 179, 150, 0.35);
    border-radius: var(--radius-md);
    padding: 8px 0;
    min-width: 160px;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3), 0 0 20px rgba(196, 179, 150, 0.1);
    z-index: 1002;
    will-change: transform, opacity;
}
.has-dropdown:hover > .dropdown-menu,
.has-dropdown.active > .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0) scale(1);
}
/* 二级菜单顶部小三角（仅二级菜单面板显示，三级菜单面板隐藏） */
.has-dropdown > .dropdown-menu::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 12px;
    height: 12px;
    background: rgba(16, 36, 75, 0.78);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-left: 1px solid rgba(196, 179, 150, 0.35);
    border-top: 1px solid rgba(196, 179, 150, 0.35);
    border-radius: 2px;
    transform: translateX(-50%) rotate(45deg);
}
/* 三级菜单面板：移除顶部小三角 */
.dropdown-submenu > .dropdown-menu::before {
    display: none;
}

.dropdown-menu li a {
    display: block;
    padding: 10px 24px;
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    font-family: var(--sans);
    /*font-size: 0.85rem;*/
    font-size: 0.75rem;
    letter-spacing: 0.03em;
    transition: all var(--transition-ease);
    white-space: nowrap;
}
.dropdown-menu li a:hover {
    background: rgba(196, 179, 150, 0.15);
    color: #ffffff;
    padding-left: 30px;
}

/* 三级菜单专用定位（向右展开） */
.dropdown-submenu {
    position: relative;
}
.dropdown-submenu > .dropdown-menu {
    top: -8px;
    left: 100%;
    transform: translateX(8px) translateY(0) scale(0.95);
    margin-left: 4px;
}
.dropdown-submenu:hover > .dropdown-menu,
.dropdown-submenu.active > .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(0) translateY(0) scale(1);
}

/* 二级菜单项中，如果包含三级菜单，在右侧显示箭头（?） */
.dropdown-submenu > a .submenu-arrow {
    display: inline-block;
    float: right;
    margin-left: 16px;
    font-size: 0.7rem;
    transition: transform 0.2s ease;
    /*color: gold;*/
}
.dropdown-submenu:hover > a .submenu-arrow {
    transform: translateX(3px);
    color: var(--gold-light);
}

/* 移动端隐藏箭头 */
@media (max-width: 768px) {
    .dropdown-submenu > a .submenu-arrow {
        display: none;
    }
    .dropdown-menu {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        background: transparent;
        backdrop-filter: none;
        border: none;
        box-shadow: none;
        padding-left: 20px;
        min-width: auto;
        display: none;
        transition: none;
        transform: none !important;
        animation: none !important;
    }
    .dropdown-menu::before {
        display: none;
    }
    .has-dropdown.active > .dropdown-menu {
        display: block;
    }
    .dropdown-submenu > .dropdown-menu {
        position: static;
        display: none;
        margin-left: 20px;
        border-left: 1px dashed rgba(196,179,150,0.3);
    }
    .dropdown-submenu.active > .dropdown-menu {
        display: block;
    }
    .dropdown-menu li a {
        color: rgba(255, 255, 255, 0.7);
        padding: 8px 16px;
    }
    .dropdown-arrow {
        border-color: rgba(255, 255, 255, 0.7);
    }
}
/* 汉堡菜单 */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
    padding: 8px;
    background: none;
    border: none;
}
.hamburger span {
    display: block;
    width: 26px;
    height: 2px;
    background: #ffffff;
    border-radius: 2px;
    transition: all var(--transition-ease);
}
.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============ Hero 主视觉区 ============ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(160deg, #0a1830 0%, #10244b 30%, #0f1f3d 60%, #0a1830 100%);
    overflow: hidden;
    z-index: 1;
}
.hero-bg-pattern {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 25% 20%, rgba(196, 179, 150, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 75% 60%, rgba(196, 179, 150, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(255, 255, 255, 0.03) 0%, transparent 40%);
    pointer-events: none;
}
.hero-geo {
    position: absolute;
    pointer-events: none;
    opacity: 0.04;
}
.hero-geo.line1 {
    top: 15%;
    left: -5%;
    width: 60%;
    height: 1px;
    background: var(--gold-gray);
    transform: rotate(-8deg);
    animation: geoFloat1 18s ease-in-out infinite;
}
.hero-geo.line2 {
    bottom: 25%;
    right: -8%;
    width: 50%;
    height: 1px;
    background: var(--gold-gray);
    transform: rotate(6deg);
    animation: geoFloat2 22s ease-in-out infinite;
}
.hero-geo.circle1 {
    top: 20%;
    right: 15%;
    width: 300px;
    height: 300px;
    border: 1px solid rgba(196, 179, 150, 0.3);
    border-radius: 50%;
    animation: geoFloat3 20s ease-in-out infinite;
}
.hero-geo.circle2 {
    bottom: 15%;
    left: 10%;
    width: 180px;
    height: 180px;
    border: 1px solid rgba(196, 179, 150, 0.2);
    border-radius: 50%;
    animation: geoFloat4 25s ease-in-out infinite;
}
@keyframes geoFloat1 {
    0%,
    100% {
        transform: rotate(-8deg) translateY(0);
    }
    50% {
        transform: rotate(-8deg) translateY(40px);
    }
}
@keyframes geoFloat2 {
    0%,
    100% {
        transform: rotate(6deg) translateY(0);
    }
    50% {
        transform: rotate(6deg) translateY(-35px);
    }
}
@keyframes geoFloat3 {
    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(20px, -25px) scale(1.05);
    }
    66% {
        transform: translate(-15px, 20px) scale(0.96);
    }
}
@keyframes geoFloat4 {
    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(-25px, 30px) scale(1.08);
    }
}
.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 40px 30px;
    max-width: 900px;
}
.hero-badge {
    display: inline-block;
    /*padding: 8px 22px;*/
    padding: 0px 22px 6px 22px;
    border: 1px solid rgba(196, 179, 150, 0.5);
    border-radius: 50px;
    font-family: var(--serif-en);
    font-size: 0.85rem;
    color: var(--gold-light);
    letter-spacing: 0.1em;
    /*margin-bottom: 28px;*/
    margin-top: 38px;
    animation: floatGentle 4s ease-in-out infinite;
    backdrop-filter: blur(4px);
    background: rgba(16, 36, 75, 0.3);
}
@keyframes floatGentle {
    0%,
    100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}
.hero-title {
    font-family: var(--serif);
    font-weight: 700;
    font-size: clamp(2.4rem, 5vw, 4rem);
    color: #ffffff;
    letter-spacing: 0.06em;
    line-height: 1.25;
    margin-bottom: 10px;
    animation: fadeInUp 1s ease-out;
}
.hero-title .gold {
    color: var(--gold-light);
    font-weight: 700;
}
.hero-subtitle {
    font-family: var(--serif-en);
    font-weight: 400;
    font-size: clamp(1rem, 2vw, 1.4rem);
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 0.08em;
    margin-bottom: 32px;
    animation: fadeInUp 1s ease-out 0.2s both;
}
.hero-line {
    width: 80px;
    height: 2px;
    background: var(--gold-gray);
    margin: 0 auto 28px;
    border-radius: 1px;
    animation: fadeInUp 1s ease-out 0.35s both;
}
.hero-slogan {
    font-family: var(--serif);
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0.05em;
    animation: fadeInUp 1s ease-out 0.5s both;
    font-weight: 300;
}
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.hero-scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    animation: floatGentle 3s ease-in-out infinite;
    cursor: pointer;
}
.hero-scroll-indicator span {
    font-family: var(--serif-en);
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.12em;
}
.hero-scroll-arrow {
    width: 28px;
    height: 28px;
    border-right: 1.5px solid rgba(255, 255, 255, 0.5);
    border-bottom: 1.5px solid rgba(255, 255, 255, 0.5);
    transform: rotate(45deg);
}

/* ============ 通用区块 ============ */
.section {
    position: relative;
    z-index: 1;
    padding: 80px 30px;
}
.section-inner {
    max-width: 1300px;
    margin: 0 auto;
}
.section-label {
    font-family: var(--serif-en);
    font-size: 0.8rem;
    color: var(--gold-gray);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 8px;
    font-weight: 500;
}
.section-title {
    font-family: var(--serif);
    font-weight: 600;
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    color: var(--primary);
    letter-spacing: 0.04em;
    margin-bottom: 16px;
    line-height: 1.3;
}
.section-divider {
    width: 50px;
    height: 3px;
    background: var(--gold-gray);
    border-radius: 2px;
    margin-bottom: 20px;
}

/* ============ 四卡片区（昆城看点等） ============ */
.cards-section {
    background: var(--white);
    padding: 90px 30px;
    position: relative;
    z-index: 1;
}
.cards-section::before {
    content: '';
    position: absolute;
    top: -60px;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(to bottom, transparent, var(--white));
    z-index: 2;
    pointer-events: none;
}
.cards-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 28px;
    max-width: 1300px;
    margin: 0 auto;
}
.feature-card {
    background: #ffffff;
    border-radius: var(--radius-lg);
    padding: 40px 28px 32px;
    text-align: center;
    cursor: pointer;
    position: relative;
    transition: all var(--transition-bounce);
    box-shadow: var(--shadow-sm);
    border: 1px solid transparent;
    overflow: hidden;
    animation: cardFloat 6s ease-in-out infinite;
    animation-delay: var(--card-delay, 0s);
}
.feature-card:nth-child(1) {
    --card-delay: 0s;
}
.feature-card:nth-child(2) {
    --card-delay: 1.5s;
}
.feature-card:nth-child(3) {
    --card-delay: 3s;
}
.feature-card:nth-child(4) {
    --card-delay: 4.5s;
}
.feature-card:nth-child(5) {
    --card-delay: 6.0s; 
}  /* 新增 */
@keyframes cardFloat {
    0%,
    100% {
        transform: translateY(0);
    }
    25% {
        transform: translateY(-8px);
    }
    50% {
        transform: translateY(-3px);
    }
    75% {
        transform: translateY(-10px);
    }
}
.feature-card:hover {
    transform: translateY(-16px) !important;
    box-shadow: var(--shadow-xl);
    border-color: rgba(196, 179, 150, 0.4);
    animation-play-state: paused;
}
.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%) translateY(-100%);
    width: 80%;
    height: 3px;
    background: var(--gold-gray);
    border-radius: 0 0 3px 3px;
    transition: transform var(--transition-bounce);
}
.feature-card:hover::before {
    transform: translateX(-50%) translateY(0);
}
.card-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    transition: all var(--transition-smooth);
    position: relative;
    z-index: 1;
}
.feature-card:hover .card-icon {
    background: var(--primary);
    color: #fff;
    box-shadow: var(--shadow-gold);
    transform: scale(1.08);
}
.card-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--primary);
    fill: none;
    stroke-width: 1.5;
    transition: all var(--transition-smooth);
}
.feature-card:hover .card-icon svg {
    stroke: #ffffff;
}
.card-title {
    font-family: var(--serif);
    font-weight: 600;
    /*font-size: 1.25rem;*/
    font-size: 1.6rem;
    color: var(--primary);
    margin-bottom: 10px;
    letter-spacing: 0.03em;
    position: relative;
    z-index: 1;
}
.card-desc {
    font-family: var(--sans);
    font-size: 0.9rem;
    color: var(--gray-600);
    line-height: 1.6;
    position: relative;
    z-index: 1;
}
.card-arrow {
    display: inline-block;
    margin-top: 16px;
    font-family: var(--serif-en);
    font-size: 0.85rem;
    color: var(--gold-gray);
    letter-spacing: 0.06em;
    transition: all var(--transition-ease);
    position: relative;
    z-index: 1;
}
.feature-card:hover .card-arrow {
    color: var(--primary);
    letter-spacing: 0.1em;
}

/* ============ 分割段落 ============ */
.divider-banner {
    position: relative;
    z-index: 1;
    padding: 100px 30px;
    text-align: center;
    overflow: hidden;
    background: var(--primary);
}
.divider-banner.light {
    background: var(--gray-50);
}
.divider-banner .banner-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.06;
}
.divider-banner.light .banner-bg {
    opacity: 0.04;
}
.banner-inner {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}
.banner-tag {
    display: inline-block;
    font-family: var(--serif-en);
    font-size: 0.75rem;
    letter-spacing: 0.18em;
    color: var(--gold-gray);
    border: 1px solid rgba(196, 179, 150, 0.5);
    padding: 6px 18px;
    border-radius: 50px;
    margin-bottom: 20px;
    animation: floatGentle 5s ease-in-out infinite;
}
.divider-banner.light .banner-tag {
    color: var(--primary);
    border-color: rgba(16, 36, 75, 0.25);
}
.banner-heading {
    font-family: var(--serif);
    font-weight: 700;
    font-size: clamp(2rem, 5vw, 3.4rem);
    color: #ffffff;
    letter-spacing: 0.06em;
    line-height: 1.3;
    margin-bottom: 12px;
}
.divider-banner.light .banner-heading {
    color: var(--primary);
}
.banner-sub {
    font-family: var(--serif-en);
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.55);
    letter-spacing: 0.08em;
    font-style: italic;
}
.divider-banner.light .banner-sub {
    color: rgba(16, 36, 75, 0.45);
}
.banner-dot {
    display: inline-block;
    width: 5px;
    height: 5px;
    background: var(--gold-gray);
    border-radius: 50%;
    margin: 0 8px;
    animation: floatGentle 3s ease-in-out infinite;
    vertical-align: middle;
}
.banner-dot:nth-child(2) {
    animation-delay: 1s;
}
.banner-dot:nth-child(3) {
    animation-delay: 2s;
}
/* 浮动装饰线 */
.banner-floating-line {
    position: absolute;
    pointer-events: none;
    opacity: 0.15;
    background: var(--gold-gray);
    border-radius: 1px;
    animation: bannerLineFloat 12s ease-in-out infinite;
}
.banner-floating-line.h {
    width: 200px;
    height: 1px;
}
.banner-floating-line.v {
    width: 1px;
    height: 160px;
}
@keyframes bannerLineFloat {
    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 0.1;
    }
    25% {
        transform: translate(40px, -20px) rotate(3deg);
        opacity: 0.25;
    }
    50% {
        transform: translate(-30px, 15px) rotate(-2deg);
        opacity: 0.15;
    }
    75% {
        transform: translate(20px, 25px) rotate(1deg);
        opacity: 0.22;
    }
}

/* ============ 品牌活动区 ============ */
.brand-section {
    background: var(--white);
    padding: 90px 30px;
    position: relative;
    z-index: 1;
}
.brand-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1300px;
    margin: 0 auto;
}
.brand-card {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    cursor: pointer;
    text-decoration: none;
    display: block;
    min-height: 280px;
    background: var(--gray-50);
    transition: all var(--transition-bounce);
    box-shadow: var(--shadow-md);
    animation: brandFloat 7s ease-in-out infinite;
    animation-delay: var(--brand-delay, 0s);
    border: 1px solid var(--gray-200);
}
.brand-card:nth-child(1) {
    --brand-delay: 0s;
}
.brand-card:nth-child(2) {
    --brand-delay: 2.3s;
}
.brand-card:nth-child(3) {
    --brand-delay: 4.6s;
}
@keyframes brandFloat {
    0%,
    100% {
        transform: translateY(0);
    }
    30% {
        transform: translateY(-7px);
    }
    60% {
        transform: translateY(-2px);
    }
    85% {
        transform: translateY(-9px);
    }
}
.brand-card:hover {
    transform: translateY(-14px) !important;
    box-shadow: var(--shadow-xl);
    border-color: var(--gold-gray);
    animation-play-state: paused;
}
.brand-card-inner {
    padding: 40px 30px;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 1;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, rgba(16, 36, 75, 0.03) 100%);
}
.brand-card-accent {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--gold-gray), var(--gold-light), var(--gold-gray));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-bounce);
    z-index: 2;
}
.brand-card:hover .brand-card-accent {
    transform: scaleX(1);
}
.brand-card-number {
    font-family: var(--serif-en);
    font-size: 3.5rem;
    font-weight: 700;
    color: rgba(16, 36, 75, 0.06);
    position: absolute;
    top: 15px;
    right: 20px;
    z-index: 0;
    pointer-events: none;
    transition: all var(--transition-smooth);
}
.brand-card:hover .brand-card-number {
    color: rgba(196, 179, 150, 0.15);
    transform: scale(1.1);
}
.brand-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    position: relative;
    z-index: 1;
    transition: all var(--transition-smooth);
    box-shadow: 0 4px 16px rgba(16, 36, 75, 0.2);
}
.brand-card:hover .brand-card-icon {
    background: var(--gold-gray);
    box-shadow: var(--shadow-gold);
    transform: rotate(-5deg) scale(1.06);
}
.brand-card-icon svg {
    width: 26px;
    height: 26px;
    stroke: #fff;
    fill: none;
    stroke-width: 1.8;
}
.brand-card-title {
    font-family: var(--serif);
    font-weight: 600;
    font-size: 1.35rem;
    color: var(--primary);
    letter-spacing: 0.04em;
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
    transition: color var(--transition-smooth);
}
.brand-card:hover .brand-card-title {
    color: #000;
}
.brand-card-desc {
    font-family: var(--sans);
    font-size: 0.88rem;
    /*color: var(--gray-600);*/
    color: darkgray;
    position: relative;
    z-index: 1;
    line-height: 1.5;
}
.brand-card-link-text {
    display: inline-block;
    margin-top: 14px;
    font-family: var(--serif-en);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    color: var(--gold-gray);
    position: relative;
    z-index: 1;
    transition: all var(--transition-ease);
    font-weight: 500;
}
.brand-card:hover .brand-card-link-text {
    color: var(--primary);
    letter-spacing: 0.14em;
}

/* ============ 新增：资讯中心板块 ============ */
.news-section {
    background: var(--white);
    padding: 90px 30px;
    position: relative;
    z-index: 1;
    border-top: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
}
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1300px;
    margin: 0 auto;
}
.news-card {
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    transition: all var(--transition-ease);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
}
.news-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--gold-gray);
}
.news-card-title {
    font-family: var(--serif);
    font-weight: 600;
    font-size: 1.35rem;
    color: var(--primary);
    letter-spacing: 0.03em;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--gold-gray);
    display: inline-block;
    margin-bottom: 20px;
}
.news-list {
    list-style: none;
    margin-bottom: 24px;
}
.news-list li {
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px dashed var(--gray-300);
}
.news-list li:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}
.news-list a {
    text-decoration: none;
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 12px;
    font-family: var(--sans);
    font-size: 0.9rem;
    color: var(--gray-800);
    transition: color 0.2s;
}
.news-list a:hover {
    color: var(--primary);
}
.news-list .news-date {
    font-size: 0.75rem;
    color: var(--gray-600);
    white-space: nowrap;
    font-family: var(--serif-en);
}
.news-more {
    display: inline-block;
    margin-top: 8px;
    font-family: var(--serif-en);
    font-size: 0.8rem;
    color: var(--gold-gray);
    letter-spacing: 0.08em;
    transition: all var(--transition-ease);
    text-decoration: none;
    font-weight: 500;
}
.news-more:hover {
    color: var(--primary);
    letter-spacing: 0.12em;
}
@media (max-width: 992px) {
    .news-grid {
        gap: 30px;
    }
}
@media (max-width: 768px) {
    .news-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .news-section {
        padding: 60px 20px;
    }
}

/* ============ 底部区域 ============ */
.footer-section {
    background: var(--primary-dark);
    padding: 60px 30px 40px;
    position: relative;
    z-index: 1;
    color: rgba(255, 255, 255, 0.7);
}
.footer-inner {
    max-width: 1300px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
}
.footer-brand .footer-logo {
    font-family: var(--serif);
    font-weight: 700;
    font-size: 1.4rem;
    color: #ffffff;
    letter-spacing: 0.05em;
    margin-bottom: 6px;
}
.footer-brand .footer-sub {
    font-family: var(--serif-en);
    font-size: 0.75rem;
    color: var(--gold-light);
    letter-spacing: 0.08em;
    margin-bottom: 16px;
}
.footer-brand p {
    font-size: 0.85rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.5);
}
.footer-col h4 {
    font-family: var(--serif);
    font-weight: 600;
    font-size: 1rem;
    color: #ffffff;
    margin-bottom: 16px;
    letter-spacing: 0.04em;
}
.footer-col ul {
    list-style: none;
}
.footer-col ul li {
    margin-bottom: 8px;
}
.footer-col ul li a {
    color: rgba(255, 255, 255, 0.55);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color var(--transition-ease);
    font-family: var(--sans);
}
.footer-col ul li a:hover {
    color: var(--gold-light);
}
.footer-bottom {
    max-width: 1300px;
    margin: 40px auto 0;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.35);
    letter-spacing: 0.03em;
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.35);
}

/* ============ 响应式设计 ============ */
@media (max-width: 1024px) {
    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .brand-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .brand-card:nth-child(3) {
        grid-column: 1 / -1;
        max-width: 450px;
        justify-self: center;
        width: 100%;
    }
    .footer-inner {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
    .nav-links {
        gap: 2px;
    }
    .nav-links a {
        padding: 8px 10px;
        font-size: 0.8rem;
    }
    .hero-title img {
        width: 300px;
        margin-top: 100px;
    }
}
@media (max-width: 768px) {
    .navbar-inner {
        padding: 0 20px;
        height: 60px;
    }
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(10, 24, 48, 0.98);
        flex-direction: column;
        padding: 90px 30px 40px;
        gap: 6px;
        transition: right var(--transition-smooth);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        z-index: 999;
        overflow-y: auto;
    }
    .nav-links.active {
        right: 0;
    }
    .nav-links a {
        font-size: 0.95rem;
        padding: 12px 16px;
        width: 100%;
        border-radius: 8px;
    }
    .hamburger {
        display: flex;
    }
    .cards-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }
    .feature-card {
        padding: 28px 18px 24px;
    }
    .card-title {
        font-size: 1.05rem;
    }
    .brand-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .brand-card:nth-child(3) {
        grid-column: auto;
        max-width: none;
    }
    .brand-card {
        min-height: 220px;
    }
    .footer-inner {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .divider-banner {
        padding: 70px 24px;
    }
    .section {
        padding: 50px 20px;
    }
    .cards-section {
        padding: 60px 20px;
    }
    .brand-section {
        padding: 60px 20px;
    }
    .hero-content {
        padding: 30px 20px;
    }
    .banner-heading {
        font-size: 1.6rem;
    }
    .hero-title img {
        margin-top: 100px;
        width: 150px;
    }
}
@media (max-width: 480px) {
    .cards-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }
    .feature-card {
        animation: none;
    }
    .brand-card {
        animation: none;
    }
    .nav-logo-text .zh {
        font-size: 0.9rem;
    }
    .nav-logo-icon {
        width: 34px;
        height: 34px;
        font-size: 16px;
    }
    .hero-title {
        font-size: 1.8rem;
    }
    .banner-heading {
        font-size: 1.4rem;
    }
    .section-title {
        font-size: 1.4rem;
    }
    .hero-title img {
        width: 150px;
    }
}

/* 移动端导航遮罩 */
.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
    transition: opacity var(--transition-smooth);
}
.nav-overlay.active {
    display: block;
}

/* ============ 滚动渐显 ============ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/*滚动图开始*/
/* 整体容器 - 苹果底部沉浸区域风格 */
.apple-tv-showcase {
    position: relative;
    width: 100%;
    background: #000;
    padding-bottom: 60px;
}

/* 主轮播区域 */
.hero-carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
    background: #000;
    user-select: none;
}

/* 滑动轨道 - 平滑滚动 */
.carousel-track {
    display: flex;
    transition: transform 0.7s cubic-bezier(0.25, 0.95, 0.45, 1);
    will-change: transform;
}

/* 每个大图卡片 - 无任何文字和遮罩层 */
.carousel-slide {
    flex: 0 0 100%;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}

/* 图片容器，实现微缩放苹果感，无任何叠加层 */
.slide-media {
    width: 100%;
    position: relative;
    overflow: hidden;
    background: #000;
    line-height: 0;  /* 去除图片下方空隙 */
}

.slide-media img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    transition: transform 0.5s ease-out;
    transform: scale(1.02);
}

/* 悬停时图片放大效果，依然保持纯净无遮罩 */
.carousel-slide:hover .slide-media img {
    transform: scale(1.05);
}

/* 移除所有灰色图层、文字遮罩、半透明背景 —— 完全删除 caption 及相关样式 */
/* 没有任何 .slide-caption 或覆盖层元素 */

/* 指示器点 (圆点 + 激活态细长条) 留作导航辅助 */
.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 28px;
    position: relative;
    z-index: 20;
}

.indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.35);
    transition: all 0.25s ease;
    cursor: pointer;
}

.indicator.active {
    background-color: #ffffff;
    width: 24px;
    border-radius: 20px;
}

/* 左右导航按钮 (优雅轻质感) */
.nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 20;
    transition: all 0.2s;
    opacity: 0;
    border: 0.5px solid rgba(255,255,255,0.25);
}

.hero-carousel:hover .nav-btn {
    opacity: 0.85;
}

.nav-btn:hover {
    background: rgba(255,255,255,0.28);
    transform: translateY(-50%) scale(1.06);
    opacity: 1;
}

.nav-left {
    left: 24px;
}

.nav-right {
    right: 24px;
}

.nav-btn svg {
    width: 24px;
    height: 24px;
    fill: none;
    stroke: white;
    stroke-width: 2.2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ========= 底部白色进度条 (加载完成即刻切换) ========= */
.progress-bar-container {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: rgba(255, 255, 255, 0.2);
    z-index: 30;
    pointer-events: none;
}

.auto-progress {
    width: 0%;
    height: 100%;
    background-color: #ffffff;
    transition: width linear;
    transition-duration: 0.02s;
    will-change: width;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .nav-btn {
        width: 40px;
        height: 40px;
        opacity: 0.6;
    }
    .nav-left { left: 12px; }
    .nav-right { right: 12px; }
    .carousel-indicators {
        margin-top: 20px;
        gap: 10px;
    }
}

/* 隐藏滚动条 */
::-webkit-scrollbar {
    display: none;
}

/* 底部类似苹果的简洁信息，没有任何图片上的遮罩或文字 */
.extra-footer-meta {
    text-align: center;
    padding: 30px 20px 36px;
    color: #8e8e93;
    font-size: 12px;
    border-top: 0.5px solid rgba(255,255,255,0.1);
    margin-top: 8px;
    background: #000;
}
.extra-footer-meta a {
    color: #2997ff;
    text-decoration: none;
}
.extra-footer-meta span {
    margin: 0 12px;
}
.extra-footer-meta p {
    margin-top: 10px;
    font-size: 11px;
    color: #6c6c70;
}
/*滚动图结束*/

.hero-scroll-indicator2 {
    position: absolute;
    left: 0;                      /* 与 right:0 配合 margin:auto 实现水平居中，更稳健 */
    right: 0;
    bottom: clamp(16px, 5vh, 40px);  /* 动态底部距离：最小16px，最大40px，随视口高度变化 */
    margin: 0 auto;               /* 结合 left/right:0 实现水平居中，无需 transform，避免意外影响 */
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    animation: floatGentle 3s ease-in-out infinite;
    cursor: pointer;
    width: fit-content;           /* 根据内容自适应宽度，确保居中基准正确 */
    pointer-events: auto;         /* 增强点击区域可用性 */
}

/* 文字样式优化：响应式字体，不会随屏幕过小显得拥挤 */
.hero-scroll-indicator2 span {
    font-family: var(--serif-en, Georgia, 'Times New Roman', serif);
    font-size: clamp(0.6rem, 2vw, 0.75rem);  /* 最小0.6rem，最大0.75rem，中等屏幕自动适配 */
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.12em;
    white-space: nowrap;          /* 强制不换行，保持居中视觉 */
}

/* 箭头尺寸也稍作响应式缩放，但保持最低可触尺寸 */
.hero-scroll-arrow2 {
    width: clamp(20px, 4vw, 28px);
    height: clamp(20px, 4vw, 28px);
    border-right: 1.5px solid rgba(255, 255, 255, 0.5);
    border-bottom: 1.5px solid rgba(255, 255, 255, 0.5);
    transform: rotate(45deg);
    transition: opacity 0.2s;
}

/* 社交媒体图标样式 - 约第1160行附近添加 */
.social-icons {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.social-icon-item {
    position: relative;
    display: inline-block;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: rgba(255, 255, 255, 0.7);
    transition: all var(--transition-ease);
    padding: 6px 0;
}

.social-link:hover {
    color: var(--gold-light);
    transform: translateX(4px);
}

.social-svg {
    width: 24px;
    height: 24px;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.5;
}

.social-link span {
    font-size: 0.9rem;
    font-family: var(--sans);
}

/* 二维码提示框 */
.qr-tooltip {
    position: absolute;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    bottom: 100%;
    margin-bottom: 12px;
    background: #ffffff;
    border-radius: var(--radius-md);
    padding: 12px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 100;
    pointer-events: none;
    text-align: center;
    min-width: 140px;
}

.qr-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 8px solid #ffffff;
}

.qr-tooltip img {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
}

.qr-tooltip span {
    display: block;
    font-size: 0.75rem;
    color: var(--gray-800);
    white-space: nowrap;
}

.social-icon-item:hover .qr-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* 联系方式样式 */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    line-height: 1.5;
}

.contact-icon {
    width: 20px;
    height: 20px;
    stroke: var(--gold-gray);
    fill: none;
    stroke-width: 1.5;
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-item strong {
    color: #ffffff;
    font-weight: 500;
    display: block;
    margin-bottom: 4px;
    font-size: 0.85rem;
}

.contact-item span {
    display: block;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.8rem;
}

/* 移动端响应式调整 */
@media (max-width: 768px) {
    .social-icons {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 20px;
    }
    
    .qr-tooltip {
        position: fixed;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        bottom: auto;
        z-index: 1001;
    }
    
    .social-icon-item:hover .qr-tooltip {
        transform: translate(-50%, -50%);
    }
    
    .qr-tooltip::after {
        display: none;
    }
    
    .contact-item {
        flex-direction: column;
        gap: 4px;
    }
    
    .contact-icon {
        margin-bottom: 8px;
    }
}

.ktext {
    /*font-size: 14px;*/
}

/* ============ 内容页单列布局样式 ============ */
.content-wrapper {
    position: relative;
    z-index: 1;
    max-width: 1280px;
    margin: 0 auto;
    padding: 130px 30px 80px;
}
@media (max-width: 768px) {
    .content-wrapper {
        padding: 110px 20px 60px;
    }
}
/* 面包屑 */
.breadcrumb {
    font-family: var(--sans);
    font-size: 0.8rem;
    color: var(--gray-600);
    margin-bottom: 28px;
    letter-spacing: 0.03em;
}
.breadcrumb a {
    color: var(--gray-600);
    text-decoration: none;
    transition: color 0.2s;
}
.breadcrumb a:hover {
    color: var(--gold-gray);
}
.breadcrumb .separator {
    margin: 0 8px;
    color: var(--gray-400);
}
.breadcrumb .current {
    color: var(--primary);
    font-weight: 500;
}
/* 单列主体卡片 */
.single-main-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 52px 60px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
    max-width: 100%;
    margin: 0 auto;
}
@media (max-width: 768px) {
    .single-main-card {
        padding: 32px 24px;
    }
}
.page-title {
    font-family: var(--serif);
    font-weight: 700;
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    color: var(--primary);
    margin-bottom: 16px;
    line-height: 1.3;
    letter-spacing: 0.02em;
}
.page-meta {
    font-family: var(--serif-en);
    color: var(--gray-600);
    font-size: 0.8rem;
    border-bottom: 1px solid var(--gray-200);
    padding-bottom: 20px;
    margin-bottom: 32px;
    display: flex;
    gap: 28px;
    flex-wrap: wrap;
}
.page-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.page-content {
    font-size: 1rem;
    line-height: 1.85;
    color: var(--gray-800);
}
.page-content p {
    margin-bottom: 1.5rem;
}
.page-content h2 {
    font-family: var(--serif);
    font-weight: 600;
    font-size: 1.7rem;
    color: var(--primary);
    margin: 2.2rem 0 1rem;
    padding-left: 14px;
    border-left: 4px solid var(--gold-gray);
}
.page-content h3 {
    font-family: var(--serif);
    font-weight: 500;
    font-size: 1.35rem;
    margin: 1.5rem 0 0.8rem;
    color: var(--primary-light);
}
.page-content blockquote {
    margin: 1.8rem 0;
    padding: 1.2rem 2rem;
    background: var(--gray-50);
    border-left: 5px solid var(--gold-gray);
    font-style: italic;
    color: var(--gray-700);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-family: var(--serif-en);
}
.page-content img {
    max-width: 100%;
    border-radius: var(--radius-lg);
    margin: 1.5rem 0;
    box-shadow: var(--shadow-sm);
}
.stat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin: 32px 0;
}
.stat-item {
    text-align: center;
    background: var(--gray-50);
    padding: 22px 12px;
    border-radius: var(--radius-md);
    transition: transform var(--transition-ease);
}
.stat-item:hover {
    transform: translateY(-6px);
    background: var(--white);
    box-shadow: var(--shadow-md);
}
.stat-number {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--primary);
    font-family: var(--serif-en);
}
.stat-label {
    font-size: 0.85rem;
    color: var(--gray-600);
    margin-top: 4px;
}
@media (max-width: 600px) {
    .stat-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}
/* 内部简易导航（可选，提升体验） */
.section-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 32px 0 16px;
    padding: 8px 0 12px;
    border-bottom: 1px solid var(--gray-200);
}
.section-nav a {
    font-size: 0.85rem;
    background: var(--gray-50);
    padding: 6px 18px;
    border-radius: 40px;
    text-decoration: none;
    color: var(--primary);
    transition: all 0.2s;
    font-family: var(--sans);
    border: 1px solid transparent;
}
.section-nav a:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* ============ 单列布局内容区域（列表页静态） ============ */
.content-wrapper {
    position: relative;
    z-index: 1;
    max-width: 1280px;
    margin: 0 auto;
    padding: 130px 30px 80px;
}
@media (max-width: 768px) {
    .content-wrapper { padding: 110px 20px 60px; }
}
.breadcrumb {
    font-family: var(--sans);
    font-size: 0.8rem;
    color: var(--gray-600);
    margin-bottom: 28px;
    letter-spacing: 0.03em;
}
.breadcrumb a {
    color: var(--gray-600);
    text-decoration: none;
    transition: color 0.2s;
}
.breadcrumb a:hover { color: var(--gold-gray); }
.breadcrumb .separator { margin: 0 8px; color: var(--gray-400); }
.breadcrumb .current { color: var(--primary); font-weight: 500; }

.list-main-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 48px 52px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
}
@media (max-width: 768px) {
    .list-main-card { padding: 32px 24px; }
}
.page-header {
    margin-bottom: 32px;
    border-bottom: 2px solid var(--gold-gray);
    padding-bottom: 16px;
}
.page-title {
    font-family: var(--serif);
    font-weight: 700;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    color: var(--primary);
    letter-spacing: 0.02em;
}
/* 列表项样式 */
.news-list-static .list-item {
    display: block;
    padding: 28px 0;
    border-bottom: 1px solid var(--gray-200);
    transition: all var(--transition-ease);
    text-decoration: none;
}
.news-list-static .list-item:first-child { padding-top: 0; }
.news-list-static .list-item:last-child { border-bottom: none; }
.news-list-static .list-item:hover {
    transform: translateX(8px);
}
.item-title {
    font-family: var(--serif);
    font-weight: 600;
    font-size: 1.25rem;
    color: var(--primary);
    margin-bottom: 12px;
    transition: color 0.2s;
}
.list-item:hover .item-title {
    color: var(--gold-gray);
}
.item-meta {
    display: flex;
    gap: 20px;
    align-items: center;
    margin-bottom: 12px;
    font-size: 0.8rem;
    color: var(--gray-600);
    font-family: var(--serif-en);
}
.item-category {
    background: var(--gray-100);
    padding: 2px 12px;
    border-radius: 20px;
    font-size: 0.7rem;
    color: var(--primary);
}
.item-excerpt {
    color: var(--gray-700);
    font-size: 0.92rem;
    line-height: 1.6;
}
/* 静态分页（仅示意，无JS交互） */
.static-pagination {
    margin-top: 48px;
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}
.page-link-static {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border-radius: 40px;
    background: var(--gray-50);
    color: var(--gray-700);
    text-decoration: none;
    font-size: 0.9rem;
    border: 1px solid var(--gray-200);
    cursor: default;
}
.page-link-static.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}
.page-link-static.inactive {
    opacity: 0.6;
}