/* ============================================================
   深圳市云铄通国际物流有限公司官网 - 浅色企业风主样式表
   Global Logistics · Corporate Light Theme · 24 Languages
   参考：DHL Corporate Identity
   ============================================================ */

/* ---------- CSS 变量系统（浅色企业风） ---------- */
:root {
    /* 品牌主色 - 物流蓝 */
    --primary: #0F4C9C;
    --primary-light: #1A6BC9;
    --primary-dark: #0A2F63;
    --primary-hover: #08366F;
    --primary-soft: #E8F1FB;
    --primary-50: #F2F7FD;
    --primary-100: #DCEAF8;

    /* 点缀色 - 物流金（活力） */
    --gold: #E8A921;
    --gold-light: #F4C043;
    --gold-dark: #B8860B;
    --gold-soft: #FDF6E3;

    /* 状态色 */
    --success: #16A34A;
    --success-soft: #DCFCE7;
    --danger: #DC2626;
    --danger-soft: #FEE2E2;
    --warning: #F59E0B;

    /* 中性色 - 浅色系 */
    --bg-page: #F7F8FA;
    --bg-card: #FFFFFF;
    --bg-section: #FFFFFF;
    --bg-section-alt: #F2F5FA;
    --bg-dark: #0A1F3D;
    --bg-overlay: rgba(15, 76, 156, 0.92);

    /* 文字色 */
    --text-primary: #0F1B2D;
    --text-secondary: #4B5B72;
    --text-tertiary: #7A8AA0;
    --text-muted: #A1ADC0;
    --text-inverse: #FFFFFF;
    --text-on-primary: #FFFFFF;

    /* 边框 */
    --border: #E5E9F0;
    --border-light: #EEF1F6;
    --border-dark: #CBD3E0;

    /* 阴影 - 柔和扁平 */
    --shadow-xs: 0 1px 2px rgba(15, 27, 45, 0.04);
    --shadow-sm: 0 2px 8px rgba(15, 27, 45, 0.06);
    --shadow: 0 4px 16px rgba(15, 27, 45, 0.08);
    --shadow-md: 0 8px 24px rgba(15, 27, 45, 0.10);
    --shadow-lg: 0 16px 40px rgba(15, 27, 45, 0.12);
    --shadow-xl: 0 24px 60px rgba(15, 27, 45, 0.16);
    --shadow-primary: 0 8px 24px rgba(15, 76, 156, 0.25);

    /* 形状 */
    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-pill: 999px;

    /* 动画 */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.18s ease;
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* 布局 */
    --max-width: 1280px;
    --max-width-narrow: 960px;
    --header-height: 84px;
    --topbar-height: 36px;

    /* 渐变 */
    --gradient-primary: linear-gradient(135deg, #0F4C9C 0%, #1A6BC9 100%);
    --gradient-hero: linear-gradient(135deg, #0A2F63 0%, #0F4C9C 50%, #1A6BC9 100%);
    --gradient-gold: linear-gradient(135deg, #E8A921 0%, #F4C043 100%);
    --gradient-light: linear-gradient(180deg, #FFFFFF 0%, #F2F5FA 100%);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: "Inter", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    color: var(--text-primary);
    background: var(--bg-page);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; outline: none; font-family: inherit; background: transparent; }
input, textarea, select { font-family: inherit; outline: none; }

/* ---------- 排版 ---------- */
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.25; color: var(--text-primary); }
h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: clamp(1.3rem, 2.4vw, 1.7rem); }
h4 { font-size: 1.2rem; }
p { color: var(--text-secondary); }

/* ---------- 容器 ---------- */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

.container-narrow {
    max-width: var(--max-width-narrow);
    margin: 0 auto;
    padding: 0 24px;
}

section { position: relative; }

.section {
    padding: 80px 0;
}

.section-sm {
    padding: 50px 0;
}

.section-lg {
    padding: 110px 0;
}

.section-light {
    background: var(--bg-section);
}

.section-alt {
    background: var(--bg-section-alt);
}

.section-dark {
    background: var(--bg-dark);
    color: var(--text-inverse);
}

.section-dark h1, .section-dark h2, .section-dark h3, .section-dark p {
    color: var(--text-inverse);
}

/* ---------- 章节标题 ---------- */
.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-eyebrow {
    display: inline-block;
    color: var(--primary);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 12px;
    padding: 4px 12px;
    background: var(--primary-soft);
    border-radius: var(--radius-pill);
}

.section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    color: var(--text-primary);
    margin-bottom: 16px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.section-title span {
    color: var(--primary);
}

.section-dark .section-title { color: #FFFFFF; }
.section-dark .section-title span { color: var(--gold-light); }

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 720px;
    margin: 0 auto;
    line-height: 1.7;
}

.section-dark .section-subtitle { color: rgba(255, 255, 255, 0.78); }

/* ---------- 按钮 ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius);
    transition: var(--transition);
    cursor: pointer;
    white-space: nowrap;
    line-height: 1;
    text-align: center;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--primary);
    color: var(--text-on-primary);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-primary);
}

.btn-gold {
    background: var(--gradient-gold);
    color: var(--text-primary);
}

.btn-gold:hover {
    background: var(--gold);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(232, 169, 33, 0.35);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--text-on-primary);
}

.btn-outline-light {
    background: transparent;
    color: #FFFFFF;
    border: 2px solid #FFFFFF;
}

.btn-outline-light:hover {
    background: #FFFFFF;
    color: var(--primary);
}

.btn-light {
    background: #FFFFFF;
    color: var(--primary);
}

.btn-light:hover {
    background: var(--primary-50);
    transform: translateY(-2px);
}

.btn-ghost {
    background: transparent;
    color: var(--primary);
    padding: 8px 16px;
}

.btn-ghost:hover { background: var(--primary-soft); }

.btn-lg {
    padding: 16px 32px;
    font-size: 1rem;
    border-radius: var(--radius-lg);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
}

.btn-block { width: 100%; }

/* ---------- 顶部条 ---------- */
.topbar {
    background: var(--primary-dark);
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.85rem;
    height: var(--topbar-height);
}

.topbar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.topbar-left {
    display: flex;
    gap: 24px;
    align-items: center;
}

.topbar-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: rgba(255, 255, 255, 0.85);
}

.topbar-item i { color: var(--gold-light); font-size: 0.8rem; }

.topbar-item:hover { color: #FFFFFF; }

.topbar-right {
    display: flex;
    gap: 16px;
    align-items: center;
}

.topbar-social {
    display: flex;
    gap: 8px;
}

.topbar-social a {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: #FFFFFF;
    font-size: 0.75rem;
}

.topbar-social a:hover {
    background: var(--gold);
    color: var(--text-primary);
}

@media (max-width: 768px) {
    .topbar { display: none; }
}

/* ---------- 导航栏 ---------- */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--border);
    height: var(--header-height);
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    flex-shrink: 0;
}

.logo-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius);
    color: #FFFFFF;
    font-size: 1.4rem;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.logo-icon::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 50%, var(--gold) 50%);
    opacity: 0.95;
    clip-path: polygon(100% 0, 0 100%, 100% 100%);
}

.logo-icon i { position: relative; z-index: 2; }

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.logo-name-en {
    font-size: 0.7rem;
    color: var(--text-tertiary);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-top: 2px;
}

.main-nav {
    display: flex;
    gap: 4px;
    align-items: center;
    margin-left: auto;
    margin-right: 16px;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    padding: 10px 16px;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: var(--radius);
    position: relative;
    transition: var(--transition-fast);
}

.nav-link:hover {
    color: var(--primary);
    background: var(--primary-50);
}

.nav-link.active {
    color: var(--primary);
    font-weight: 600;
}

.nav-link.active::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 16px;
    right: 16px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px 2px 0 0;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.lang-switcher {
    position: relative;
}

.lang-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: var(--bg-section-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.lang-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.lang-btn .flag { font-size: 1rem; }
.lang-btn .arrow { font-size: 0.7rem; transition: var(--transition-fast); }
.lang-switcher.open .lang-btn .arrow { transform: rotate(180deg); }

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 600px;
    max-height: 420px;
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 16px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: var(--transition);
    z-index: 1000;
}

.lang-switcher.open .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.88rem;
    transition: var(--transition-fast);
}

.lang-option:hover {
    background: var(--primary-50);
    color: var(--primary);
}

.lang-option.active {
    background: var(--primary-soft);
    color: var(--primary);
    font-weight: 600;
}

.lang-option .flag { font-size: 1.1rem; }

.mobile-toggle {
    display: none;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    background: var(--bg-section-alt);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 1.1rem;
}

.mobile-toggle:hover { background: var(--primary-soft); color: var(--primary); }

@media (max-width: 1024px) {
    .main-nav { display: none; }
    .mobile-toggle { display: inline-flex; }
    .lang-dropdown { min-width: 320px; }
    .lang-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- 移动菜单 ---------- */
.mobile-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: #FFFFFF;
    z-index: 99;
    padding: 24px;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
}

.mobile-menu.open { transform: translateX(0); }

.mobile-menu .nav-link {
    display: block;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-light);
    border-radius: 0;
}

.mobile-menu .nav-link.active::after { display: none; }

/* ---------- Hero 区 ---------- */
.hero {
    position: relative;
    min-height: 620px;
    background: var(--gradient-hero);
    color: #FFFFFF;
    overflow: hidden;
    display: flex;
    align-items: center;
    padding: 80px 0 100px;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(244, 192, 67, 0.18) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(26, 107, 201, 0.4) 0%, transparent 50%);
    pointer-events: none;
}

.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, #000 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, #000 30%, transparent 80%);
    pointer-events: none;
}

.hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 60px;
    align-items: center;
}

@media (max-width: 1024px) {
    .hero-inner { grid-template-columns: 1fr; gap: 40px; }
    .hero { min-height: auto; padding: 60px 0; }
}

.hero-content { color: #FFFFFF; }

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-pill);
    color: #FFFFFF;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 20px;
    backdrop-filter: blur(8px);
}

.hero-eyebrow i { color: var(--gold-light); }

.hero-title {
    font-size: clamp(2.2rem, 4.5vw, 3.4rem);
    color: #FFFFFF;
    line-height: 1.15;
    margin-bottom: 20px;
    font-weight: 800;
    letter-spacing: -0.025em;
}

.hero-title span {
    color: var(--gold-light);
    position: relative;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
    margin-bottom: 32px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.hero-stats {
    display: flex;
    gap: 36px;
    padding-top: 28px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-stat-num {
    font-size: 2rem;
    font-weight: 800;
    color: var(--gold-light);
    line-height: 1;
    margin-bottom: 4px;
}

.hero-stat-label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.75);
    letter-spacing: 0.02em;
}

/* ---------- 运单查询卡片（Hero 内） ---------- */
.tracking-card {
    background: #FFFFFF;
    border-radius: var(--radius-xl);
    padding: 32px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.25);
    color: var(--text-primary);
    position: relative;
}

.tracking-card::before {
    content: "";
    position: absolute;
    top: -1px;
    left: 32px;
    right: 32px;
    height: 4px;
    background: var(--gradient-gold);
    border-radius: 0 0 4px 4px;
}

.tracking-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.tracking-tab {
    padding: 12px 16px;
    color: var(--text-tertiary);
    font-weight: 500;
    font-size: 0.95rem;
    border-bottom: 2px solid transparent;
    transition: var(--transition-fast);
    margin-bottom: -1px;
}

.tracking-tab.active {
    color: var(--primary);
    border-color: var(--primary);
    font-weight: 600;
}

.tracking-tab:hover { color: var(--primary); }

.tracking-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.tracking-input-group {
    position: relative;
}

.tracking-input {
    width: 100%;
    padding: 14px 16px 14px 44px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.95rem;
    background: var(--bg-page);
    transition: var(--transition-fast);
    color: var(--text-primary);
}

.tracking-input:focus {
    border-color: var(--primary);
    background: #FFFFFF;
    box-shadow: 0 0 0 4px rgba(15, 76, 156, 0.08);
}

.tracking-input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
    pointer-events: none;
}

.tracking-card .btn { margin-top: 4px; }

.tracking-help {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-tertiary);
    margin-top: 12px;
}

.tracking-help a {
    color: var(--primary);
    font-weight: 500;
}

/* ---------- 浮动特性条 ---------- */
.feature-bar {
    background: #FFFFFF;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 24px 32px;
    margin-top: -50px;
    position: relative;
    z-index: 5;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

@media (max-width: 1024px) { .feature-bar { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .feature-bar { grid-template-columns: 1fr; } }

.feature-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 8px 0;
}

.feature-item + .feature-item {
    border-left: 1px solid var(--border-light);
    padding-left: 24px;
}

@media (max-width: 1024px) {
    .feature-item + .feature-item { border-left: none; padding-left: 0; }
}

.feature-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-soft);
    color: var(--primary);
    border-radius: var(--radius);
    font-size: 1.2rem;
}

.feature-icon.gold { background: var(--gold-soft); color: var(--gold-dark); }

.feature-text { display: flex; flex-direction: column; gap: 2px; }
.feature-title { font-weight: 600; color: var(--text-primary); font-size: 0.95rem; }
.feature-desc { color: var(--text-tertiary); font-size: 0.82rem; }

/* ---------- 服务卡片网格 ---------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.service-card {
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    text-align: left;
    cursor: pointer;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.service-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-100);
}

.service-card:hover::before { transform: scaleX(1); }

.service-card-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-soft);
    color: var(--primary);
    border-radius: var(--radius);
    font-size: 1.6rem;
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card:hover .service-card-icon {
    background: var(--primary);
    color: #FFFFFF;
    transform: scale(1.05);
}

.service-card-title {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: 12px;
    font-weight: 700;
}

.service-card-desc {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
    flex: 1;
    font-size: 0.95rem;
}

.service-card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.service-card-link i { transition: var(--transition-fast); }

.service-card:hover .service-card-link { gap: 10px; color: var(--primary-hover); }

/* ---------- 全球统计区 ---------- */
.stats-section {
    background: var(--gradient-primary);
    color: #FFFFFF;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(244, 192, 67, 0.12) 0%, transparent 40%),
        radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    position: relative;
    z-index: 2;
}

@media (max-width: 768px) { .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; } }

.stat-item {
    text-align: center;
    color: #FFFFFF;
    padding: 16px 8px;
}

.stat-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 50%;
    color: var(--gold-light);
    font-size: 1.4rem;
    backdrop-filter: blur(8px);
}

.stat-num {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
    color: #FFFFFF;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-num .suffix { color: var(--gold-light); }

.stat-label {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
    font-weight: 500;
}

/* ---------- 为什么选择我们 ---------- */
.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.why-card {
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    text-align: left;
    transition: var(--transition);
}

.why-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--gold);
}

.why-num {
    display: inline-block;
    font-size: 1rem;
    font-weight: 700;
    color: var(--gold);
    margin-bottom: 16px;
    letter-spacing: 0.05em;
}

.why-card-title {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: 12px;
    font-weight: 700;
}

.why-card-desc {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* ---------- 多步骤询价表单 ---------- */
.quote-section {
    background: var(--bg-section-alt);
    position: relative;
}

.quote-card {
    background: #FFFFFF;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: 48px;
    max-width: 960px;
    margin: 0 auto;
    position: relative;
}

@media (max-width: 768px) { .quote-card { padding: 32px 24px; } }

/* 步骤指示器 */
.step-indicator {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
    position: relative;
}

.step-indicator::before {
    content: "";
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    height: 2px;
    background: var(--border);
    z-index: 0;
}

.step-indicator::after {
    content: "";
    position: absolute;
    top: 20px;
    left: 20px;
    height: 2px;
    background: var(--primary);
    z-index: 1;
    transition: var(--transition-slow);
}

.step-indicator[data-step="1"]::after { width: 0%; }
.step-indicator[data-step="2"]::after { width: calc(33.333% - 13.333px); }
.step-indicator[data-step="3"]::after { width: calc(66.666% - 6.666px); }
.step-indicator[data-step="4"]::after { width: calc(100% - 40px); }

.step {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    flex: 1;
}

.step-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #FFFFFF;
    border: 2px solid var(--border);
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.95rem;
    transition: var(--transition);
}

.step.active .step-circle {
    background: var(--primary);
    border-color: var(--primary);
    color: #FFFFFF;
    box-shadow: 0 0 0 4px var(--primary-soft);
}

.step.completed .step-circle {
    background: var(--success);
    border-color: var(--success);
    color: #FFFFFF;
}

.step.completed .step-circle::before {
    content: "✓";
}

.step.completed .step-circle span { display: none; }

.step-label {
    font-size: 0.82rem;
    color: var(--text-tertiary);
    font-weight: 500;
    text-align: center;
    transition: var(--transition-fast);
}

.step.active .step-label {
    color: var(--primary);
    font-weight: 600;
}

.step.completed .step-label {
    color: var(--success);
}

/* 步骤内容 */
.step-pane {
    display: none;
    animation: fadeInUp 0.4s ease;
}

.step-pane.active { display: block; }

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

.step-title {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-weight: 700;
}

.step-desc {
    color: var(--text-secondary);
    margin-bottom: 28px;
    font-size: 0.95rem;
}

.service-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-bottom: 32px;
}

.service-option {
    background: var(--bg-page);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 16px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.service-option:hover {
    border-color: var(--primary);
    background: var(--primary-50);
}

.service-option.selected {
    border-color: var(--primary);
    background: var(--primary-soft);
    box-shadow: 0 0 0 3px var(--primary-soft);
}

.service-option.selected::after {
    content: "✓";
    position: absolute;
    top: 8px;
    right: 8px;
    width: 22px;
    height: 22px;
    background: var(--primary);
    color: #FFFFFF;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
}

.service-option-icon {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 8px;
}

.service-option-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
}

/* 表单元素 */
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.form-row-single { display: block; margin-bottom: 20px; }

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-label {
    font-size: 0.88rem;
    color: var(--text-primary);
    font-weight: 500;
}

.form-label .required { color: var(--danger); margin-left: 2px; }

.form-control {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.95rem;
    background: #FFFFFF;
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(15, 76, 156, 0.08);
}

select.form-control {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%237A8AA0' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
    line-height: 1.6;
}

.form-actions {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-light);
}

.form-actions-end {
    justify-content: flex-end;
}

/* 步骤总结 */
.summary-box {
    background: var(--bg-section-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 24px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-light);
    font-size: 0.92rem;
}

.summary-row:last-child { border-bottom: none; }

.summary-label { color: var(--text-tertiary); }
.summary-value { color: var(--text-primary); font-weight: 600; }

/* 成功页 */
.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--success-soft);
    color: var(--success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.4rem;
}

.success-title {
    text-align: center;
    font-size: 1.6rem;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.success-desc {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.7;
}

.success-code {
    text-align: center;
    background: var(--primary-soft);
    color: var(--primary);
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 700;
    letter-spacing: 0.05em;
    margin: 0 auto 24px;
    display: inline-block;
}

.success-actions { text-align: center; }

/* ---------- 新闻区 ---------- */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 28px;
}

.news-card {
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

.news-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-100);
}

.news-image {
    height: 200px;
    background: var(--primary-soft);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 3rem;
}

.news-image img { width: 100%; height: 100%; object-fit: cover; }

.news-category {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--primary);
    color: #FFFFFF;
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-pill);
}

.news-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.news-meta {
    display: flex;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--text-tertiary);
    margin-bottom: 12px;
}

.news-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.news-title {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 12px;
    line-height: 1.45;
    font-weight: 700;
    transition: var(--transition-fast);
}

.news-card:hover .news-title { color: var(--primary); }

.news-excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.9rem;
    flex: 1;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.88rem;
    transition: var(--transition-fast);
}

.news-card:hover .news-link { gap: 10px; }

/* ---------- CTA 区 ---------- */
.cta-section {
    background: var(--gradient-hero);
    color: #FFFFFF;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 30% 50%, rgba(244, 192, 67, 0.18) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(255, 255, 255, 0.08) 0%, transparent 50%);
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 720px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(1.8rem, 3.5vw, 2.4rem);
    color: #FFFFFF;
    margin-bottom: 16px;
    font-weight: 700;
}

.cta-title span { color: var(--gold-light); }

.cta-desc {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 32px;
    line-height: 1.7;
}

.cta-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ---------- 合作伙伴 Logo 墙 ---------- */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 24px;
    align-items: center;
}

.partner-logo {
    height: 80px;
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.05em;
    transition: var(--transition);
    padding: 16px;
    text-align: center;
}

.partner-logo:hover {
    color: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
}

/* ---------- 关于我们页 ---------- */
.page-header {
    background: var(--gradient-primary);
    color: #FFFFFF;
    padding: 60px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, #000 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, #000 30%, transparent 80%);
    pointer-events: none;
}

.page-header-content {
    position: relative;
    z-index: 2;
}

.page-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    color: #FFFFFF;
    margin-bottom: 12px;
    font-weight: 800;
}

.page-subtitle {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.05rem;
    max-width: 640px;
    margin: 0 auto;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.7);
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.7);
}

.breadcrumb a:hover { color: var(--gold-light); }

.breadcrumb-sep { color: rgba(255, 255, 255, 0.4); }

/* 关于我们：时间线 */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: 32px;
}

.timeline::before {
    content: "";
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
}

.timeline-item {
    position: relative;
    padding-bottom: 40px;
}

.timeline-item::before {
    content: "";
    position: absolute;
    left: -29px;
    top: 8px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary);
    border: 3px solid #FFFFFF;
    box-shadow: 0 0 0 2px var(--primary);
}

.timeline-year {
    display: inline-block;
    background: var(--primary-soft);
    color: var(--primary);
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    font-weight: 700;
    font-size: 0.85rem;
    margin-bottom: 8px;
}

.timeline-title {
    font-size: 1.15rem;
    color: var(--text-primary);
    margin-bottom: 6px;
    font-weight: 700;
}

.timeline-desc {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* ---------- 新闻详情页 ---------- */
.article-content {
    background: #FFFFFF;
    border-radius: var(--radius-lg);
    padding: 48px;
    box-shadow: var(--shadow-sm);
}

@media (max-width: 768px) { .article-content { padding: 28px 20px; } }

.article-meta {
    display: flex;
    gap: 16px;
    font-size: 0.88rem;
    color: var(--text-tertiary);
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-light);
}

.article-title {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    color: var(--text-primary);
    margin-bottom: 24px;
    line-height: 1.3;
    font-weight: 800;
}

.article-body {
    color: var(--text-primary);
    line-height: 1.85;
    font-size: 1rem;
}

.article-body p { margin-bottom: 18px; color: var(--text-primary); }
.article-body h2 { font-size: 1.5rem; margin: 32px 0 16px; color: var(--text-primary); }
.article-body h3 { font-size: 1.25rem; margin: 24px 0 12px; color: var(--text-primary); }
.article-body img { border-radius: var(--radius); margin: 16px 0; }
.article-body ul, .article-body ol { padding-left: 28px; margin-bottom: 18px; }
.article-body li { margin-bottom: 6px; color: var(--text-primary); }
.article-body ul li { list-style: disc; }
.article-body ol li { list-style: decimal; }
.article-body a { color: var(--primary); text-decoration: underline; }
.article-body blockquote {
    border-left: 4px solid var(--primary);
    background: var(--primary-50);
    padding: 16px 20px;
    margin: 20px 0;
    color: var(--text-secondary);
    border-radius: 0 var(--radius) var(--radius) 0;
}

.article-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--border-light);
}

.article-nav-link {
    background: var(--bg-section-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 20px;
    transition: var(--transition-fast);
}

.article-nav-link:hover {
    background: var(--primary-soft);
    border-color: var(--primary);
}

.article-nav-label {
    font-size: 0.82rem;
    color: var(--text-tertiary);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.article-nav-title {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.95rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-nav-link.next { text-align: right; }
.article-nav-link.next .article-nav-label { justify-content: flex-end; }

@media (max-width: 600px) {
    .article-nav { grid-template-columns: 1fr; }
}

/* ---------- 联系页 ---------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 32px;
}

@media (max-width: 1024px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-info {
    background: var(--gradient-primary);
    color: #FFFFFF;
    border-radius: var(--radius-lg);
    padding: 40px;
    position: relative;
    overflow: hidden;
}

.contact-info::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 80% 20%, rgba(244, 192, 67, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.contact-info > * { position: relative; z-index: 2; }

.contact-info-title { color: #FFFFFF; font-size: 1.5rem; margin-bottom: 12px; }
.contact-info-desc { color: rgba(255, 255, 255, 0.85); line-height: 1.7; margin-bottom: 32px; }

.contact-list { display: flex; flex-direction: column; gap: 20px; }

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-item-icon {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.15);
    color: var(--gold-light);
    border-radius: var(--radius);
    font-size: 1.1rem;
}

.contact-item-label { color: rgba(255, 255, 255, 0.7); font-size: 0.85rem; margin-bottom: 4px; }
.contact-item-value { color: #FFFFFF; font-weight: 500; line-height: 1.5; }
.contact-item-value a { color: #FFFFFF; }
.contact-item-value a:hover { color: var(--gold-light); }

.contact-form-card {
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-sm);
}

@media (max-width: 768px) { .contact-form-card { padding: 28px 20px; } }

.map-container {
    width: 100%;
    height: 400px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

.map-container iframe { width: 100%; height: 100%; border: 0; }

/* ---------- 页脚 ---------- */
.footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, 0.7);
    padding-top: 64px;
    position: relative;
}

.footer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-gold);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr 1.2fr;
    gap: 40px;
    margin-bottom: 48px;
}

@media (max-width: 1024px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .footer-grid { grid-template-columns: 1fr; gap: 32px; } }

.footer-col-title {
    color: #FFFFFF;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}

.footer-col-title::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 28px;
    height: 2px;
    background: var(--gold);
}

.footer-about { line-height: 1.7; font-size: 0.9rem; margin-bottom: 20px; }
.footer-about p { color: rgba(255, 255, 255, 0.7); }

.footer-social {
    display: flex;
    gap: 10px;
}

.footer-social a {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.7);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.footer-social a:hover {
    background: var(--gold);
    color: var(--primary-dark);
    transform: translateY(-2px);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-fast);
}

.footer-links a::before {
    content: "›";
    color: var(--gold);
    transition: var(--transition-fast);
}

.footer-links a:hover { color: #FFFFFF; padding-left: 4px; }

.footer-contact-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    font-size: 0.9rem;
}

.footer-contact-list li {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact-list i {
    color: var(--gold);
    margin-top: 4px;
    flex-shrink: 0;
}

.footer-contact-list a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact-list a:hover { color: var(--gold-light); }

.footer-bottom {
    background: rgba(0, 0, 0, 0.25);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 20px 0;
    font-size: 0.85rem;
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom a:hover { color: var(--gold-light); }

.footer-bottom-right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.footer-bottom-right .sep { color: rgba(255, 255, 255, 0.3); }

/* ---------- 浮动按钮 ---------- */
.fab {
    position: fixed;
    right: 20px;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: var(--primary);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-md);
    z-index: 50;
    transition: var(--transition);
    cursor: pointer;
}

.fab:hover {
    background: var(--primary-hover);
    transform: translateY(-3px);
    color: #FFFFFF;
}

.fab-back-top {
    bottom: 90px;
    opacity: 0;
    visibility: hidden;
}

.fab-back-top.show {
    opacity: 1;
    visibility: visible;
}

.fab-chat {
    bottom: 24px;
    background: var(--gold);
    color: var(--text-primary);
}

.fab-chat:hover {
    background: var(--gold-light);
    color: var(--text-primary);
}

/* ---------- Toast 通知 ---------- */
.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: none;
}

.toast {
    pointer-events: auto;
    min-width: 280px;
    max-width: 360px;
    background: #FFFFFF;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 14px 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-left: 4px solid var(--primary);
    animation: slideIn 0.3s ease;
}

.toast.success { border-color: var(--success); }
.toast.error { border-color: var(--danger); }
.toast.warning { border-color: var(--warning); }

.toast-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--primary-soft);
    color: var(--primary);
    font-size: 0.95rem;
}

.toast.success .toast-icon { background: var(--success-soft); color: var(--success); }
.toast.error .toast-icon { background: var(--danger-soft); color: var(--danger); }
.toast.warning .toast-icon { background: #FEF3C7; color: var(--warning); }

.toast-content { flex: 1; }
.toast-title { font-weight: 600; color: var(--text-primary); font-size: 0.92rem; margin-bottom: 2px; }
.toast-desc { color: var(--text-secondary); font-size: 0.85rem; }

.toast-close {
    background: transparent;
    color: var(--text-tertiary);
    font-size: 1rem;
    padding: 4px;
    cursor: pointer;
}

@keyframes slideIn {
    from { transform: translateX(120%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ---------- 动画 ---------- */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ---------- 工具类 ---------- */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-gold { color: var(--gold-dark); }
.text-success { color: var(--success); }
.text-muted { color: var(--text-tertiary); }
.bg-light { background: var(--bg-section); }
.bg-alt { background: var(--bg-section-alt); }
.mt-20 { margin-top: 20px; }
.mt-30 { margin-top: 30px; }
.mt-40 { margin-top: 40px; }
.mb-20 { margin-bottom: 20px; }
.mb-30 { margin-bottom: 30px; }
.mb-40 { margin-bottom: 40px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }

/* ---------- 响应式微调 ---------- */
@media (max-width: 600px) {
    .section { padding: 60px 0; }
    .section-lg { padding: 80px 0; }
    .section-header { margin-bottom: 40px; }
    .hero-stats { gap: 20px; flex-wrap: wrap; }
    .quote-card { padding: 24px 16px; }
    .step-pane .form-row { grid-template-columns: 1fr; }
    .step-label { display: none; }
    .step-indicator { gap: 8px; }
}

/* ---------- 打印样式 ---------- */
@media print {
    .header, .footer, .fab, .toast-container, .mobile-menu { display: none !important; }
    .hero { min-height: auto; padding: 24px 0; }
    body { background: #FFFFFF; color: #000000; }
}