/* ============================================
   儿女成佳 - 企业官网样式表
   儿女成佳（成都）科技有限公司
   ============================================ */

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

:root {
    /* 主色调 - 婚庆品牌红（取自图片） */
    --color-primary: #F94C5C;
    --color-primary-dark: #DC3545;
    --color-primary-light: #FF7A87;
    --color-accent: #FF4757;
    --color-accent-light: #FFE0E5;
    --color-accent-dark: #B00020;

    /* 背景色 - 浅粉色调 */
    --color-cream: #FFF5F5;
    --color-warm-white: #FFFAFA;
    --color-white: #FFFFFF;
    --color-section-alt: #FFF0F0;
    --color-bg-soft: #FFE8E8;

    /* 文字色 */
    --color-text: #2D2A26;
    --color-text-secondary: #6B6560;
    --color-text-light: #9B9590;
    --color-text-inverse: #FFFFFF;

    /* 功能色 */
    --color-border: #F5D5D5;
    --color-border-light: #FCE5E5;
    --color-success: #4CAF72;
    --color-shadow: rgba(249, 76, 92, 0.08);
    --color-shadow-hover: rgba(249, 76, 92, 0.18);
    --color-primary-shadow: rgba(249, 76, 92, 0.28);

    /* 字体 */
    --font-brush: 'Ma Shan Zheng', 'STKaiti', 'KaiTi', cursive;
    --font-serif: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
    --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --font-elegant: 'ZCOOL XiaoWei', 'Noto Serif SC', serif;

    /* 间距 */
    --section-padding: 100px 0;
    --container-max: 1200px;

    /* 圆角 */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    /* 过渡 */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-sans);
    font-weight: 700;
    color: var(--color-text);
    background-color: var(--color-cream);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

button {
    border: none;
    cursor: pointer;
    font-family: inherit;
    background: none;
}

input,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
}

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

/* ---------- 按钮 ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 700;
    border-radius: 50px;
    transition: var(--transition);
    cursor: pointer;
    white-space: nowrap;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: #FF4170;
    color: var(--color-text-inverse);
    box-shadow: 0 6px 22px rgba(233, 25, 116, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--color-primary-shadow);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.14);
    color: #FFFFFF;
    border: 1.5px solid rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.btn-outline:hover {
    border-color: #FFFFFF;
    color: var(--color-primary);
    background: #FFFFFF;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.btn-block {
    width: 100%;
}

/* ---------- 导航栏 ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #FFFFFF;
    border-bottom: 1px solid var(--color-border-light);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
}

.navbar.scrolled {
    background: #FFFFFF;
    border-bottom-color: var(--color-border-light);
    box-shadow: 0 2px 24px rgba(0, 0, 0, 0.08);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-primary);
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    object-fit: cover;
    box-shadow: 0 4px 12px var(--color-primary-shadow);
}

.hero-logo-wrap {
    display: flex;
    justify-content: center;
    margin-bottom: 28px;
    animation: fadeInUp 0.8s ease-out 0.1s backwards;
}

.hero-logo-img {
    width: 110px;
    height: 110px;
    border-radius: 26px;
    object-fit: cover;
    box-shadow: 0 12px 40px var(--color-primary-shadow), 0 0 0 6px rgba(249, 76, 92, 0.08);
    transition: transform 0.4s ease;
}

.hero-logo-img:hover {
    transform: scale(1.05) rotate(-3deg);
}

.logo-text {
    display: flex;
    align-items: center;
    line-height: 1.1;
}

.logo-name {
    font-family: var(--font-sans);
    font-size: 2.25rem;
    font-weight: 900;
    color: var(--color-primary);
    letter-spacing: 1px;
    display: inline-block;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    position: relative;
    transition: var(--transition);
    padding: 4px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--color-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-cta {
    padding: 12px 28px;
    background: #FF4170;
    color: var(--color-text-inverse) !important;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 700;
    transition: var(--transition);
    box-shadow: 0 6px 18px rgba(233, 25, 116, 0.2);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px var(--color-primary-shadow);
}

.nav-cta::after {
    display: none;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 6px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- 首页 Hero ---------- */
.hero {
    position: relative;
    min-height: 53rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #E9607A url('../assets/hero-bg.jpg') center center / cover no-repeat;
    overflow: hidden;
    padding-top: 100px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(78, 44, 50, 0.68);
    z-index: 1;
}

.hero-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    display: none;
}

.hero-decoration {
    position: absolute;
    z-index: 0;
    opacity: 0;
}

.hero-deco-left {
    top: 15%;
    left: 5%;
    animation: floatRotate 20s ease-in-out infinite;
}

.hero-deco-right {
    bottom: 15%;
    right: 5%;
    animation: floatRotate 25s ease-in-out infinite reverse;
}

@keyframes floatRotate {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(10deg); }
}

.hero-container {
    position: relative;
    z-index: 3;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 24px;
    text-align: center;
}

.hero-container-wide {
    max-width: 1180px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    text-align: left;
}

.hero-content {
    flex: 1;
    animation: fadeInUp 1s ease-out;
    text-align: left;
}

.hero-qr {
    flex-shrink: 0;
    margin-right: 60px;
    animation: fadeInUp 1s ease-out 0.3s backwards;
}

.hero-qr-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 20px 20px 18px;
    border-radius: 20px;
    box-shadow: 0 12px 40px rgba(249, 76, 92, 0.18), 0 0 0 1px rgba(249, 76, 92, 0.08);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.hero-qr-img {
    width: 200px;
    height: 200px;
    border-radius: 12px;
    object-fit: cover;
    display: block;
}

.hero-qr-text {
    font-family: var(--font-sans);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 2px;
    margin: 0;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(249, 76, 92, 0.25);
    border-radius: 50px;
    font-size: 0.95rem;
    color: var(--color-primary);
    font-weight: 700;
    margin-bottom: 32px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
    box-shadow: 0 0 8px var(--color-primary);
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.85); }
}

.hero-title {
    margin-bottom: 24px;
}

.title-line {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: clamp(1.35rem, 2.9vw, 2.5rem);
    font-weight: 800;
    color: #FFFFFF;
    letter-spacing: 2px;
    margin-bottom: 16px;
    line-height: 1.15;
    white-space: nowrap;
}

.title-subtitle {
    display: block;
    font-family: var(--font-sans);
    font-size: clamp(1.35rem, 2.9vw, 2.5rem);
    font-weight: 800;
    color: #FFFFFF;
    letter-spacing: 2px;
    margin-top: 10px;
    line-height: 1.3;
    white-space: nowrap;
}

.hero-desc {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    font-weight: 500;
    line-height: 2;
    max-width: 680px;
    margin: 0 auto 40px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: flex-start;
    margin-bottom: 64px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 40px;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-value {
    display: inline-flex;
    align-items: baseline;
    white-space: nowrap;
}

.stat-num {
    font-family: var(--font-sans);
    font-size: 2.4rem;
    font-weight: 900;
    color: #FFFFFF;
    line-height: 1;
}

.stat-suffix {
    font-family: var(--font-sans);
    font-size: 1.4rem;
    font-weight: 700;
    color: #FFFFFF;
}

.stat-label {
    font-size: 0.95rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.92);
    margin-top: 8px;
    letter-spacing: 1px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.4);
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    z-index: 1;
}

.hero-scroll span {
    font-size: 0.75rem;
    color: var(--color-text-light);
    letter-spacing: 2px;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, #FFFFFF, transparent);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    51% { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

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

/* ---------- 信任栏 ---------- */
.trust-bar {
    padding: 32px 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border-light);
}

.trust-items {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    font-weight: 700;
}

.trust-item svg {
    color: var(--color-accent);
}

/* ---------- 通用区块标题 ---------- */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    color: var(--color-accent);
    letter-spacing: 3px;
    font-weight: 700;
    margin-bottom: 16px;
    position: relative;
    padding: 0 40px;
}

.section-tag::before,
.section-tag::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 30px;
    height: 1px;
    background: var(--color-accent);
    opacity: 0.5;
}

.section-tag::before { left: 0; }
.section-tag::after { right: 0; }

.section-title {
    font-family: var(--font-sans);
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 900;
    color: var(--color-text);
    letter-spacing: 3px;
    margin-bottom: 16px;
}

.section-title-sm {
    font-size: 1.6rem;
}

.section-desc {
    font-size: 1rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ---------- 服务介绍 ---------- */
.services {
    padding: 35px 0 100px;
    background: var(--color-cream);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 80px;
}

.service-card {
    position: relative;
    background: var(--color-white);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    transition: var(--transition);
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px var(--color-shadow-hover);
    border-color: transparent;
}

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

.service-card-featured {
    background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-text-inverse);
    border-color: transparent;
}

.service-card-featured::before {
    display: none;
}

.service-card-featured .service-name,
.service-card-featured .service-desc {
    color: var(--color-text-inverse);
}

.service-card-featured .service-icon {
    color: var(--color-accent-light);
}

.service-card-featured .service-features li {
    color: rgba(253, 250, 246, 0.9);
}

.service-card-featured .service-features li::before {
    background: var(--color-accent-light);
}

.service-badge-tag {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 4px 14px;
    background: rgba(253, 250, 246, 0.2);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--color-text-inverse);
    font-weight: 700;
}

.service-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(249, 76, 92, 0.06);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    margin-bottom: 24px;
    transition: var(--transition);
}

.service-card-featured .service-icon {
    background: rgba(253, 250, 246, 0.15);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-name {
    font-family: var(--font-sans);
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: 1px;
}

.service-desc {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.service-features li {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    padding-left: 18px;
    position: relative;
}

.service-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
}

/* ---------- 服务流程 ---------- */
.process-section {
    margin-top: 80px;
}

.process-timeline {
    position: relative;
    display: flex;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.process-line {
    position: absolute;
    top: 30px;
    left: 5%;
    right: 5%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    opacity: 0.2;
    z-index: 0;
}

.process-step {
    position: relative;
    z-index: 1;
    flex: 1;
    min-width: 160px;
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: 50%;
    font-family: var(--font-sans);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary);
    transition: var(--transition);
}

.process-step:hover .step-number {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-text-inverse);
    border-color: transparent;
    transform: scale(1.1);
    box-shadow: 0 8px 25px var(--color-primary-shadow);
}

.step-content h4 {
    font-family: var(--font-sans);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
    letter-spacing: 1px;
}

.step-content p {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

/* ---------- 成功案例 ---------- */
.cases {
    padding: var(--section-padding);
    background: var(--color-section-alt);
}

.cases-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 64px;
    padding: 40px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 60px var(--color-primary-shadow);
}

.case-stat {
    text-align: center;
    color: var(--color-text-inverse);
}

.case-stat-num {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 3rem;
    font-weight: 900;
    line-height: 1;
}

.case-stat-suffix {
    font-family: var(--font-sans);
    font-size: 1.6rem;
    font-weight: 700;
}

.case-stat-label {
    display: block;
    font-size: 0.9rem;
    margin-top: 12px;
    opacity: 0.85;
    letter-spacing: 1px;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 48px;
}

.case-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: 0 4px 20px var(--color-shadow);
}

.case-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px var(--color-shadow-hover);
}

.case-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.case-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: var(--transition-slow);
}

.case-card:hover .case-photo {
    transform: scale(1.05);
}

.case-info {
    padding: 16px 20px 20px;
}

.case-info-detail {
    font-size: 1.02rem;
    line-height: 1.9;
    color: var(--color-text);
    font-weight: 400;
}

.case-info-long {
    font-family: var(--font-sans);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.75;
    margin-top: 8px;
}

.case-info-long span {
    color: var(--color-primary);
}

.cases-more {
    text-align: center;
}

.cases-more p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-bottom: 24px;
}

/* ---------- 联系我们 ---------- */
.contact {
    padding: var(--section-padding);
    background: var(--color-cream);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 48px;
    align-items: start;
}

/* 联系信息 */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-card {
    display: flex;
    gap: 18px;
    padding: 24px;
    background: var(--color-white);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.info-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 8px 25px var(--color-shadow);
}

.info-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(249, 76, 92, 0.06);
    border-radius: var(--radius-sm);
    color: var(--color-primary);
}

.info-detail h4 {
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 6px;
}

.info-detail p {
    font-size: 0.88rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.info-phone {
    font-size: 1.3rem !important;
    font-weight: 700;
    color: var(--color-primary) !important;
    font-family: var(--font-sans);
}

.info-time {
    display: block;
    font-size: 0.78rem;
    color: var(--color-text-light);
    margin-top: 4px;
}

.info-qr {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 24px;
    background: var(--color-white);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
}

.qr-placeholder {
    padding: 12px;
    background: var(--color-white);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
}

.contact-qr-img {
    display: block;
    width: 180px;
    height: 180px;
    object-fit: cover;
    border-radius: 8px;
}

.qr-text {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

/* 联系表单 */
.contact-form-wrapper {
    position: sticky;
    top: 100px;
}

.contact-form-card {
    background: var(--color-white);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: 0 20px 60px var(--color-shadow);
}

.form-title {
    font-family: var(--font-sans);
    font-size: 1.6rem;
    font-weight: 900;
    color: var(--color-text);
    margin-bottom: 8px;
    letter-spacing: 2px;
}

.form-desc {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: 28px;
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-text);
}

.required {
    color: var(--color-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-cream);
    font-size: 0.9rem;
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-primary);
    background: var(--color-white);
    box-shadow: 0 0 0 3px rgba(249, 76, 92, 0.08);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-light);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-privacy {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    color: var(--color-text-light);
    margin-top: 4px;
}

.form-privacy svg {
    color: var(--color-accent);
}

/* ---------- 页脚 ---------- */
.footer {
    background: #1F1C19;
    color: rgba(253, 250, 246, 0.7);
    padding: 60px 0 24px;
}

.footer-main {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    color: #FFFFFF;
}

.footer-logo .logo-name {
    color: #FFFFFF;
}

.footer-desc {
    font-size: 0.88rem;
    line-height: 1.9;
    color: rgba(253, 250, 246, 0.5);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-col h4 {
    font-family: var(--font-sans);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-text-inverse);
    margin-bottom: 18px;
    letter-spacing: 1px;
}

.footer-col a,
.footer-col span {
    display: block;
    font-size: 0.85rem;
    color: rgba(253, 250, 246, 0.5);
    margin-bottom: 10px;
    transition: var(--transition);
    line-height: 1.7;
}

.footer-col a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(253, 250, 246, 0.1);
}

.footer-bottom p {
    font-size: 0.8rem;
    color: rgba(253, 250, 246, 0.4);
}

.footer-bottom .icp-link {
    color: rgba(253, 250, 246, 0.4);
    text-decoration: none;
    transition: var(--transition);
}

.footer-bottom .icp-link:hover {
    color: #FFFFFF;
}

/* ---------- 返回顶部 ---------- */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-text-inverse);
    border-radius: 50%;
    box-shadow: 0 4px 20px var(--color-primary-shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px var(--color-primary-shadow);
}

/* ---------- 滚动动画 ---------- */
[data-reveal] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- 表单提交成功提示 ---------- */
.form-success {
    display: none;
    padding: 16px 20px;
    background: rgba(76, 175, 114, 0.1);
    border: 1px solid rgba(76, 175, 114, 0.3);
    border-radius: var(--radius-sm);
    color: var(--color-success);
    font-size: 0.9rem;
    margin-bottom: 20px;
    align-items: center;
    gap: 10px;
}

.form-success.show {
    display: flex;
}

/* ============================================
   响应式设计
   ============================================ */

/* 平板 */
@media (max-width: 992px) {
    :root {
        --section-padding: 80px 0;
    }

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

    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .contact-form-wrapper {
        position: static;
    }

    .footer-main {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .process-timeline {
        flex-wrap: wrap;
        justify-content: center;
    }

    .process-line {
        display: none;
    }

    .process-step {
        min-width: 140px;
    }

    .hero-container-wide {
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }

    .hero-qr {
        margin-right: 0;
    }

    .hero {
        min-height: auto;
        padding-bottom: 72px;
    }

    .hero-content,
    .hero-actions,
    .hero-stats {
        text-align: center;
        justify-content: center;
        align-items: center;
    }
}

/* 手机 */
@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
    }

    .nav-menu {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-white);
        padding: 24px;
        gap: 16px;
        box-shadow: 0 10px 40px var(--color-shadow);
        transform: translateY(-150%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        min-height: 620px;
        padding-top: 96px;
        padding-bottom: 56px;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-divider {
        display: none;
    }

    .stat-num {
        font-size: 1.8rem;
    }

    .trust-items {
        gap: 16px;
    }

    .trust-item {
        font-size: 0.8rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .cases-grid {
        grid-template-columns: 1fr;
    }

    .cases-stats {
        grid-template-columns: repeat(2, 1fr);
        padding: 28px 20px;
    }

    .case-stat-num {
        font-size: 2rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form-card {
        padding: 28px 20px;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
    }

    .section-header {
        margin-bottom: 40px;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .cases-stats {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   页脚法律条款按钮
   ============================================ */
.footer-legal {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    padding: 0 0 20px;
}

.footer-legal-btn {
    position: relative;
    padding: 4px 18px;
    font-size: 0.85rem;
    color: rgba(253, 250, 246, 0.55);
    transition: var(--transition);
}

.footer-legal-btn:hover {
    color: #FFFFFF;
}

.footer-legal-btn + .footer-legal-btn::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 12px;
    background: rgba(253, 250, 246, 0.22);
}

/* ============================================
   法律条款页（隐私政策 / 用户协议 / 安全与合规）
   ============================================ */
.legal-page {
    min-height: 100vh;
    background: var(--color-cream);
    padding-top: 73px;
}

.legal-header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border-light);
    padding: 40px 0 32px;
}

.legal-header-inner {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 24px;
}

.legal-title {
    font-family: var(--font-sans);
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 900;
    letter-spacing: 2px;
    margin-bottom: 12px;
    color: var(--color-text);
}

.legal-meta {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.legal-body {
    max-width: 900px;
    margin: 0 auto;
    padding: 48px 24px 80px;
}

.legal-section {
    background: var(--color-white);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: 32px 36px;
    margin-bottom: 20px;
}

.legal-section h2 {
    font-family: var(--font-sans);
    font-size: 1.2rem;
    font-weight: 900;
    color: var(--color-primary);
    margin-bottom: 16px;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.legal-section h2::before {
    content: '';
    width: 4px;
    height: 18px;
    background: var(--color-primary);
    border-radius: 2px;
    flex-shrink: 0;
}

.legal-section h3 {
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 20px 0 8px;
}

.legal-section p {
    font-size: 0.92rem;
    color: var(--color-text-secondary);
    line-height: 2;
    margin-bottom: 12px;
}

.legal-section p:last-child {
    margin-bottom: 0;
}

.legal-section ul {
    list-style: none;
    margin-bottom: 12px;
}

.legal-section li {
    font-size: 0.92rem;
    color: var(--color-text-secondary);
    line-height: 2;
    padding-left: 20px;
    position: relative;
    margin-bottom: 6px;
}

.legal-section li::before {
    content: '';
    position: absolute;
    left: 4px;
    top: 14px;
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
}

.legal-highlight {
    background: var(--color-cream);
    border-left: 3px solid var(--color-primary);
    padding: 16px 20px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.9;
    margin-bottom: 12px;
}

.legal-contact {
    text-align: center;
    padding: 28px;
    background: var(--color-white);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.legal-contact strong {
    color: var(--color-primary);
}

@media (max-width: 768px) {
    .legal-section {
        padding: 24px 20px;
    }

    .legal-header {
        padding: 28px 0 24px;
    }
}