/* ============================================
   夺客同城网络科技营销（盐城）有限责任公司 - 官方网站样式表
   设计理念：科技感 + 本地生活温暖
   主色：#0D9488 (青色) | 辅助色：#F97316 (活力橙) | 深色：#1E293B
   ============================================ */

/* === CSS 变量定义 === */
:root {
    /* 品牌色彩系统 */
    --color-primary: #0D9488;
    --color-primary-dark: #0a736d;
    --color-primary-light: #14b8a6;
    --color-primary-glow: rgba(13, 148, 136, 0.4);
    --color-primary-50: #f0fdfa;
    --color-primary-100: #ccfbf1;
    --color-primary-200: #99f6e4;
    --color-primary-500: #14b8a6;

    --color-secondary: #F97316;
    --color-secondary-dark: #ea580c;
    --color-secondary-light: #fb923c;
    --color-secondary-glow: rgba(249, 115, 22, 0.4);

    --color-dark: #1E293B;
    --color-dark-50: #f8fafc;
    --color-dark-100: #f1f5f9;
    --color-dark-200: #e2e8f0;
    --color-dark-300: #cbd5e1;
    --color-dark-400: #94a3b8;
    --color-dark-500: #64748b;
    --color-dark-600: #475569;
    --color-dark-700: #334155;
    --color-dark-800: #1e293b;
    --color-dark-900: #0f172a;

    --color-success: #22c55e;
    --color-warning: #eab308;
    --color-error: #ef4444;
    --color-info: #3b82f6;

    /* 字体系统 */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "WenQuanYi Micro Hei", "Helvetica Neue", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;

    /* 字号系统 */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;

    /* 间距系统 */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* 圆角系统 */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* 阴影系统 */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-primary: 0 8px 32px rgba(13, 148, 136, 0.25);
    --shadow-primary-lg: 0 12px 40px rgba(13, 148, 136, 0.35);
    --shadow-glow: 0 0 30px rgba(13, 148, 136, 0.3);

    /* 过渡 */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* 布局 */
    --container-max: 1200px;
    --container-padding: 1rem;
    --header-height: 72px;

    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-tooltip: 600;
}

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

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

body {
    font-family: var(--font-family);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-dark-800);
    background-color: #fff;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, video {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-dark);
}

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

ul, ol {
    list-style: none;
}

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

/* === 辅助类 === */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* === 头部样式 === */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transition: all var(--transition-base);
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    color: var(--color-dark-800);
}

.logo-icon {
    font-size: 2.5rem;
    line-height: 1;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

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

.logo-name {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 0.05em;
}

.logo-sub {
    font-size: var(--text-xs);
    color: var(--color-dark-500);
    letter-spacing: 0.1em;
}

/* 导航 */
.main-nav .nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.nav-link {
    position: relative;
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-dark-700);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 20px;
    height: 2px;
    background: var(--color-primary);
    border-radius: var(--radius-full);
    transition: transform var(--transition-base);
}

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

.nav-link:hover::after,
.nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    gap: 5px;
    padding: var(--space-2);
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.mobile-menu-btn:hover {
    background: var(--color-dark-100);
}

.hamburger-line {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-dark-800);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.mobile-menu-btn.active .hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.mobile-menu-btn.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active .hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* === Hero 区域 === */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(var(--header-height) + var(--space-12)) var(--container-padding) var(--space-20);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 60% at 50% 0%, rgba(13, 148, 136, 0.12) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 80% 80%, rgba(249, 115, 22, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse 100% 100% at 20% 100%, rgba(13, 148, 136, 0.06) 0%, transparent 50%),
        linear-gradient(180deg, #f0fdfa 0%, #ffffff 40%, #fff7ed 100%);
    animation: gradientShift 8s ease-in-out infinite alternate;
}

@keyframes gradientShift {
    0% { opacity: 1; filter: hue-rotate(0deg); }
    50% { opacity: 0.9; filter: hue-rotate(10deg); }
    100% { opacity: 1; filter: hue-rotate(-5deg); }
}

.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    text-align: center;
    animation: fadeInUp 0.8s ease-out;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(13, 148, 136, 0.1);
    border: 1px solid rgba(13, 148, 136, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    color: var(--color-primary);
    font-weight: 500;
    margin-bottom: var(--space-6);
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

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

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.3); opacity: 0.7; }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    color: var(--color-dark-900);
    margin-bottom: var(--space-6);
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-highlight {
    display: block;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--color-dark-600);
    line-height: 1.8;
    margin-bottom: var(--space-10);
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
    margin-bottom: var(--space-12);
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-6);
    padding: var(--space-6) var(--space-8);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: var(--shadow-lg);
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
}

.stat-number {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    font-size: var(--text-xs);
    color: var(--color-dark-500);
    white-space: nowrap;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-dark-200);
}

.hero-scroll-hint {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-dark-400);
    font-size: var(--text-sm);
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* === 按钮样式 === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-base);
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #fff;
    border-color: var(--color-primary);
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    box-shadow: var(--shadow-primary-lg);
    transform: translateY(-2px);
    color: #fff;
}

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

.btn-outline:hover {
    background: var(--color-primary);
    color: #fff;
    transform: translateY(-2px);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
}

.btn-block {
    width: 100%;
}

.btn svg {
    transition: transform var(--transition-base);
}

.btn:hover svg {
    transform: translateX(3px);
}

/* === 通用区块样式 === */
.section {
    padding: var(--space-20) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.section-tag {
    display: inline-block;
    padding: var(--space-1) var(--space-4);
    background: linear-gradient(135deg, var(--color-primary-100), var(--color-primary-50));
    color: var(--color-primary);
    font-size: var(--text-sm);
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--color-dark-900);
    margin-bottom: var(--space-4);
}

.section-desc {
    font-size: var(--text-lg);
    color: var(--color-dark-500);
    max-width: 600px;
    margin: 0 auto;
}

/* === 品牌优势区域 === */
.advantages {
    background: linear-gradient(180deg, #fff 0%, var(--color-primary-50) 50%, #fff 100%);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.advantage-card {
    position: relative;
    background: #fff;
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    border: 1px solid var(--color-dark-200);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-slow);
    overflow: hidden;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.advantage-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-200);
}

.advantage-card:hover::before {
    opacity: 1;
}

.advantage-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, var(--color-primary-glow), transparent 30%);
    opacity: 0;
    animation: shineRotate 4s linear infinite;
    animation-play-state: paused;
    transition: opacity var(--transition-slow);
}

.advantage-card:hover .advantage-glow {
    opacity: 0.1;
    animation-play-state: running;
}

@keyframes shineRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.shine-card {
    animation: fadeInUp 0.6s ease-out both;
}

.advantage-icon {
    font-size: 3rem;
    margin-bottom: var(--space-4);
    position: relative;
    z-index: 1;
}

.advantage-title {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-dark-900);
    margin-bottom: var(--space-3);
    position: relative;
    z-index: 1;
}

.advantage-text {
    font-size: var(--text-base);
    color: var(--color-dark-600);
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

.advantage-badge {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    padding: var(--space-1) var(--space-3);
    background: var(--color-primary-100);
    color: var(--color-primary);
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    z-index: 1;
}

/* === 服务项目区域 === */
.services {
    background: #fff;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.service-card {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    background: var(--color-dark-50);
    border: 1px solid var(--color-dark-200);
    transition: all var(--transition-slow);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-200);
}

.service-card--main {
    grid-column: span 2;
    background: linear-gradient(135deg, var(--color-primary-50) 0%, #fff 100%);
    border-color: var(--color-primary-200);
}

.service-card-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.service-card:hover .service-card-bg {
    opacity: 0.05;
}

.service-card-content {
    position: relative;
    padding: var(--space-8);
    z-index: 1;
}

.service-card--main .service-card-content {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: var(--space-6);
    align-items: start;
}

.service-icon-wrap {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-100), var(--color-primary-50));
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-4);
    transition: all var(--transition-base);
}

.service-card--main .service-icon-wrap {
    width: 100px;
    height: 100px;
    margin-bottom: 0;
}

.service-card:hover .service-icon-wrap {
    transform: scale(1.1) rotate(3deg);
}

.service-icon {
    font-size: 2.5rem;
}

.service-card--main .service-icon {
    font-size: 3rem;
}

.service-title {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-dark-900);
    margin-bottom: var(--space-2);
}

.service-card--main .service-title {
    font-size: var(--text-2xl);
}

.service-desc {
    font-size: var(--text-base);
    color: var(--color-dark-600);
    line-height: 1.7;
    margin-bottom: var(--space-4);
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.service-features li {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-dark-600);
}

.service-status {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    padding: var(--space-1) var(--space-3);
    background: var(--color-dark-100);
    color: var(--color-dark-600);
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
}

.service-status--hot {
    background: linear-gradient(135deg, var(--color-secondary), #fb7185);
    color: #fff;
}

.services-cta {
    text-align: center;
    margin-top: var(--space-12);
    padding: var(--space-8);
    background: linear-gradient(135deg, var(--color-primary-50), #fff);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-primary-200);
}

.services-cta p {
    font-size: var(--text-lg);
    color: var(--color-dark-600);
    margin-bottom: var(--space-4);
}

/* === 关于我们区域 === */
.about {
    background: linear-gradient(180deg, #fff 0%, var(--color-primary-50) 100%);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-12);
    align-items: center;
}

.about-visual {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.about-card-main {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--space-10);
    text-align: center;
    color: #fff;
    box-shadow: var(--shadow-primary-lg);
}

.about-card-icon {
    font-size: 4rem;
    margin-bottom: var(--space-4);
}

.about-card-main h3 {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-2);
}

.about-card-main p {
    font-size: var(--text-base);
    opacity: 0.9;
}

.about-credential {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

.credential-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-dark-100);
}

.credential-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.credential-item strong {
    display: block;
    font-size: var(--text-xs);
    color: var(--color-dark-400);
    margin-bottom: var(--space-1);
}

.credential-item span {
    font-size: var(--text-sm);
    color: var(--color-dark-700);
    font-weight: 500;
}

.code-text {
    font-family: var(--font-mono);
    font-size: var(--text-xs) !important;
    word-break: break-all;
}

.about-content .section-tag {
    margin-bottom: var(--space-4);
}

.about-text {
    font-size: var(--text-base);
    color: var(--color-dark-600);
    line-height: 1.8;
    margin-bottom: var(--space-4);
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin: var(--space-6) 0;
}

.about-feature {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
    background: #fff;
    border-radius: var(--radius-lg);
    border-left: 3px solid var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.feature-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.about-feature h4 {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-dark-800);
    margin-bottom: var(--space-1);
}

.about-feature p {
    font-size: var(--text-sm);
    color: var(--color-dark-500);
}

.business-scope {
    background: #fff;
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    border: 1px solid var(--color-dark-100);
    margin-top: var(--space-6);
}

.business-scope h4 {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-dark-800);
    margin-bottom: var(--space-4);
}

.scope-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.scope-tag {
    padding: var(--space-1) var(--space-3);
    background: var(--color-primary-50);
    color: var(--color-primary);
    font-size: var(--text-sm);
    border-radius: var(--radius-full);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.scope-tag:hover {
    background: var(--color-primary);
    color: #fff;
}

/* === 新闻区域 === */
.news-section {
    background: #fff;
}

.news-filters {
    display: flex;
    justify-content: center;
    gap: var(--space-3);
    margin-bottom: var(--space-8);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--space-2) var(--space-5);
    background: var(--color-dark-50);
    color: var(--color-dark-600);
    font-size: var(--text-sm);
    font-weight: 500;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-dark-200);
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-btn:hover {
    background: var(--color-primary-50);
    border-color: var(--color-primary-200);
    color: var(--color-primary);
}

.filter-btn.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.news-card {
    background: #fff;
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--color-dark-100);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-slow);
    cursor: pointer;
}

.news-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-200);
}

.news-card-image {
    height: 180px;
    background: linear-gradient(135deg, var(--color-primary-100), var(--color-primary-50));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    position: relative;
    overflow: hidden;
}

.news-card-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,0.3) 100%);
}

.news-card-category {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    padding: var(--space-1) var(--space-3);
    background: var(--color-primary);
    color: #fff;
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    z-index: 1;
}

.news-card-category.cat-news { background: var(--color-primary); }
.news-card-category.cat-company { background: var(--color-secondary); }
.news-card-category.cat-deal { background: var(--color-info); }

.news-card-body {
    padding: var(--space-5);
}

.news-card-date {
    font-size: var(--text-xs);
    color: var(--color-dark-400);
    margin-bottom: var(--space-2);
}

.news-card-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-dark-800);
    line-height: 1.4;
    margin-bottom: var(--space-3);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card-excerpt {
    font-size: var(--text-sm);
    color: var(--color-dark-500);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card-footer {
    padding: var(--space-4) var(--space-5);
    border-top: 1px solid var(--color-dark-100);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.news-card-author {
    font-size: var(--text-xs);
    color: var(--color-dark-400);
}

.news-card-link {
    font-size: var(--text-sm);
    color: var(--color-primary);
    font-weight: 500;
}

.news-loading {
    grid-column: span 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-12);
    color: var(--color-dark-400);
    gap: var(--space-4);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-dark-200);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.news-more {
    text-align: center;
    margin-top: var(--space-10);
}

/* === FAQ 区域 === */
.faq {
    background: linear-gradient(180deg, #fff 0%, var(--color-primary-50) 100%);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.faq-item {
    background: #fff;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-dark-100);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
}

.faq-item.active {
    border-color: var(--color-primary-200);
    box-shadow: var(--shadow-primary);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-5) var(--space-6);
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-dark-800);
    text-align: left;
    cursor: pointer;
    background: none;
    border: none;
    transition: all var(--transition-base);
}

.faq-question:hover {
    background: var(--color-primary-50);
}

.faq-icon {
    font-size: var(--text-xl);
    color: var(--color-primary);
    transition: transform var(--transition-base);
    flex-shrink: 0;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--space-6) var(--space-5);
    font-size: var(--text-base);
    color: var(--color-dark-600);
    line-height: 1.8;
}

/* === 联系区域 === */
.contact {
    background: #fff;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-12);
}

.contact-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

.contact-card {
    background: var(--color-dark-50);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    border: 1px solid var(--color-dark-100);
    transition: all var(--transition-base);
}

.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-200);
}

.contact-card:nth-child(1),
.contact-card:nth-child(2) {
    grid-column: span 1;
}

.contact-card-icon {
    font-size: 2rem;
    margin-bottom: var(--space-3);
}

.contact-card h3 {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-dark-800);
    margin-bottom: var(--space-2);
}

.contact-card p {
    font-size: var(--text-sm);
    color: var(--color-dark-600);
    line-height: 1.6;
}

.contact-phone {
    font-size: var(--text-lg) !important;
    font-weight: 600;
    color: var(--color-primary) !important;
}

.contact-note {
    font-size: var(--text-xs) !important;
    color: var(--color-dark-400) !important;
    margin-top: var(--space-1);
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    margin-top: var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-primary);
    font-weight: 500;
}

.contact-form-wrap {
    background: linear-gradient(135deg, var(--color-primary-50) 0%, #fff 100%);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    border: 1px solid var(--color-primary-200);
}

.contact-form h3 {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-dark-800);
    margin-bottom: var(--space-2);
}

.form-note {
    font-size: var(--text-sm);
    color: var(--color-dark-500);
    margin-bottom: var(--space-6);
}

.form-group {
    margin-bottom: var(--space-5);
}

.form-group label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-dark-700);
    margin-bottom: var(--space-2);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    color: var(--color-dark-800);
    background: #fff;
    border: 1px solid var(--color-dark-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-dark-400);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-success {
    text-align: center;
    padding: var(--space-10);
}

.success-icon {
    font-size: 4rem;
    margin-bottom: var(--space-4);
}

.form-success h3 {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-dark-800);
    margin-bottom: var(--space-3);
}

.form-success p {
    color: var(--color-dark-600);
}

/* === Footer === */
.site-footer {
    background: var(--color-dark-900);
    color: var(--color-dark-300);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: var(--space-10);
    margin-bottom: var(--space-12);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: #fff;
    text-decoration: none;
    margin-bottom: var(--space-4);
}

.footer-logo .logo-icon {
    font-size: 2rem;
}

.footer-logo .logo-name {
    font-size: var(--text-xl);
    font-weight: 700;
    color: #fff;
}

.footer-desc {
    font-size: var(--text-sm);
    color: var(--color-dark-400);
    line-height: 1.7;
    margin-bottom: var(--space-4);
}

.footer-social {
    display: flex;
    gap: var(--space-3);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-dark-700);
    border-radius: var(--radius-lg);
    font-size: 1.2rem;
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--color-primary);
    transform: translateY(-3px);
}

.footer-links h4,
.footer-contact h4 {
    font-size: var(--text-base);
    font-weight: 600;
    color: #fff;
    margin-bottom: var(--space-4);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-links a {
    font-size: var(--text-sm);
    color: var(--color-dark-400);
    text-decoration: none;
    transition: all var(--transition-base);
}

.footer-links a:hover {
    color: var(--color-primary-light);
    padding-left: var(--space-2);
}

.footer-contact p {
    font-size: var(--text-sm);
    color: var(--color-dark-400);
    line-height: 1.7;
    margin-bottom: var(--space-2);
}

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-dark-700);
    text-align: center;
}

.footer-bottom p {
    font-size: var(--text-sm);
    color: var(--color-dark-500);
    margin-bottom: var(--space-2);
}

.footer-admin-link {
    margin-top: var(--space-4);
}

.footer-admin-link a {
    font-size: var(--text-xs);
    color: var(--color-dark-500);
    text-decoration: underline;
}

.footer-admin-link a:hover {
    color: var(--color-primary-light);
}

/* 页脚底部会出现多个法务/后台入口（隐私政策 + 管理后台），给个间距 */
.footer-admin-link a + a {
    margin-left: 14px;
}

/* === 动画辅助类 === */
[data-animate] {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

[data-animate="fadeInLeft"] {
    transform: translateX(-30px);
}

[data-animate="fadeInRight"] {
    transform: translateX(30px);
}

[data-animate="fadeInLeft"].animated {
    transform: translateX(0);
}

[data-animate="fadeInRight"].animated {
    transform: translateX(0);
}

/* === 响应式设计 === */

/* 平板端 */
@media (max-width: 1024px) {
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .service-card--main {
        grid-column: span 1;
    }

    .service-card--main .service-card-content {
        display: block;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

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

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-8);
    }
}

/* 移动端 */
@media (max-width: 768px) {
    :root {
        --header-height: 64px;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        padding: var(--space-4);
        transform: translateX(100%);
        transition: transform var(--transition-base);
        z-index: var(--z-fixed);
    }

    .main-nav.active {
        transform: translateX(0);
    }

    .main-nav .nav-list {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-2);
    }

    .nav-link {
        display: block;
        padding: var(--space-4);
        font-size: var(--text-lg);
    }

    .hero {
        padding: calc(var(--header-height) + var(--space-8)) var(--container-padding) var(--space-12);
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: var(--space-4);
        padding: var(--space-4);
    }

    .stat-divider {
        display: none;
    }

    .stat-item {
        flex: 1 1 calc(50% - var(--space-4));
    }

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

    .about-credential {
        grid-template-columns: 1fr;
    }

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

    .news-loading {
        grid-column: span 1;
    }

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .section {
        padding: var(--space-12) 0;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-lg {
        width: 100%;
        justify-content: center;
    }
}

/* 超小屏幕 */
@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

    .news-filters {
        gap: var(--space-2);
    }

    .filter-btn {
        padding: var(--space-1) var(--space-3);
        font-size: var(--text-xs);
    }

    .contact-form-wrap {
        padding: var(--space-5);
    }
}

/* === 打印样式 === */
@media print {
    .site-header,
    .hero-scroll-hint,
    .mobile-menu-btn,
    .btn,
    .footer-admin-link {
        display: none !important;
    }

    body {
        font-size: 12pt;
        color: #000;
        background: #fff;
    }

    .hero {
        min-height: auto;
        padding: 20pt 0;
    }

    .section {
        padding: 20pt 0;
        page-break-inside: avoid;
    }

    .advantages-grid,
    .services-grid,
    .news-grid {
        display: block;
    }

    .advantage-card,
    .service-card,
    .news-card {
        margin-bottom: 15pt;
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* === 自定义滚动条 === */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-dark-100);
}

::-webkit-scrollbar-thumb {
    background: var(--color-dark-300);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-dark-400);
}

/* === 选中文字样式 === */
::selection {
    background: var(--color-primary-200);
    color: var(--color-primary-dark);
}

/* === 焦点样式（无障碍） === */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* === 玻璃态效果 === */
.glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* === 发光文字效果 === */
.text-glow {
    text-shadow: 0 0 10px currentColor, 0 0 20px currentColor;
}

/* === 渐变边框效果 === */
.gradient-border {
    position: relative;
    background: #fff;
    border-radius: var(--radius-xl);
}

.gradient-border::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary), var(--color-primary));
    border-radius: inherit;
    z-index: -1;
    animation: gradientBorderRotate 3s linear infinite;
    background-size: 200% 200%;
}

@keyframes gradientBorderRotate {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* === 管理员页面样式 === */
.admin-layout {
    display: flex;
    min-height: 100vh;
    background: var(--color-dark-100);
}

/* Admin Sidebar */
.admin-sidebar {
    width: 260px;
    background: var(--color-dark-900);
    color: #fff;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: var(--z-fixed);
    transition: transform var(--transition-base);
}

.admin-sidebar-brand {
    padding: var(--space-6);
    border-bottom: 1px solid var(--color-dark-700);
}

.admin-sidebar-brand h1 {
    font-size: var(--text-lg);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.admin-sidebar-brand span {
    font-size: var(--text-sm);
    color: var(--color-dark-400);
    font-weight: 400;
}

.admin-sidebar-nav {
    flex: 1;
    padding: var(--space-4);
}

.admin-nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    color: var(--color-dark-300);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-1);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    font-size: var(--text-base);
}

.admin-nav-item:hover,
.admin-nav-item.active {
    background: var(--color-dark-700);
    color: #fff;
}

.admin-nav-item.active {
    background: var(--color-primary);
}

.admin-nav-item .nav-icon {
    font-size: 1.2rem;
}

.admin-sidebar-footer {
    padding: var(--space-4);
    border-top: 1px solid var(--color-dark-700);
}

.admin-logout-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3);
    background: var(--color-dark-700);
    color: #fff;
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.admin-logout-btn:hover {
    background: var(--color-error);
}

/* Admin Main Content */
.admin-main {
    flex: 1;
    margin-left: 260px;
    padding: var(--space-8);
    min-height: 100vh;
}

.admin-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-8);
}

.admin-header h2 {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-dark-900);
}

/* Admin Panel Card */
.admin-panel {
    background: #fff;
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
}

.admin-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-dark-100);
}

.admin-panel-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-dark-800);
}

/* Admin Table */
.admin-table-wrap {
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th,
.admin-table td {
    padding: var(--space-4);
    text-align: left;
    border-bottom: 1px solid var(--color-dark-100);
}

.admin-table th {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-dark-600);
    background: var(--color-dark-50);
}

.admin-table td {
    font-size: var(--text-sm);
    color: var(--color-dark-700);
}

.admin-table tr:hover td {
    background: var(--color-primary-50);
}

.admin-table .actions {
    display: flex;
    gap: var(--space-2);
}

.admin-table .btn-sm {
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
}

/* Admin Buttons */
.btn-edit {
    background: var(--color-info);
    color: #fff;
}

.btn-edit:hover {
    background: #2563eb;
}

.btn-delete {
    background: var(--color-error);
    color: #fff;
}

.btn-delete:hover {
    background: #dc2626;
}

.btn-success {
    background: var(--color-success);
    color: #fff;
}

/* Category Badge */
.cat-badge {
    display: inline-block;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
    font-weight: 500;
}

.cat-badge-行业动态 { background: var(--color-primary-100); color: var(--color-primary); }
.cat-badge-公司新闻 { background: #fef3c7; color: #d97706; }
.cat-badge-团购优惠 { background: #dbeafe; color: #2563eb; }

/* Admin Modal */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal-backdrop);
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: #fff;
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-2xl);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-dark-100);
}

.modal-header h3 {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-dark-800);
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-dark-100);
    border-radius: var(--radius-md);
    font-size: var(--text-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--color-error);
    color: #fff;
}

.modal-body {
    padding: var(--space-6);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--color-dark-100);
}

/* Admin Form */
.admin-form .form-group {
    margin-bottom: var(--space-4);
}

.admin-form label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-dark-700);
    margin-bottom: var(--space-2);
}

.admin-form input,
.admin-form select,
.admin-form textarea {
    width: 100%;
    padding: var(--space-3);
    font-size: var(--text-base);
    border: 1px solid var(--color-dark-200);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.admin-form input:focus,
.admin-form select:focus,
.admin-form textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.admin-form textarea {
    min-height: 150px;
    resize: vertical;
}

/* Admin Login Page */
.admin-login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-dark-900) 0%, var(--color-primary-dark) 100%);
    padding: var(--space-4);
}

.admin-login-card {
    background: #fff;
    border-radius: var(--radius-2xl);
    padding: var(--space-10);
    width: 100%;
    max-width: 400px;
    box-shadow: var(--shadow-2xl);
}

.admin-login-card .brand {
    text-align: center;
    margin-bottom: var(--space-8);
}

.admin-login-card .brand-icon {
    font-size: 3rem;
    margin-bottom: var(--space-3);
}

.admin-login-card .brand h1 {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-dark-900);
}

.admin-login-card .brand p {
    font-size: var(--text-sm);
    color: var(--color-dark-500);
    margin-top: var(--space-1);
}

.admin-login-card .form-group {
    margin-bottom: var(--space-5);
}

.admin-login-card .form-group label {
    font-weight: 500;
}

.admin-login-card .btn-primary {
    width: 100%;
    padding: var(--space-4);
    font-size: var(--text-lg);
}

.admin-login-error {
    color: var(--color-error);
    font-size: var(--text-sm);
    margin-top: var(--space-3);
    text-align: center;
    display: none;
}

/* Admin empty state */
.admin-empty {
    text-align: center;
    padding: var(--space-12);
    color: var(--color-dark-400);
}

.admin-empty-icon {
    font-size: 4rem;
    margin-bottom: var(--space-4);
}

.admin-empty h3 {
    font-size: var(--text-lg);
    color: var(--color-dark-600);
    margin-bottom: var(--space-2);
}

.admin-empty p {
    font-size: var(--text-sm);
}

/* === 新闻详情页 === */
.news-detail-page {
    min-height: 100vh;
    background: var(--color-dark-50);
}

.news-detail-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #fff;
    padding: var(--space-16) 0;
    margin-top: var(--header-height);
}

.news-detail-header .container {
    max-width: 800px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    margin-bottom: var(--space-6);
}

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

.breadcrumb a:hover {
    color: #fff;
}

.breadcrumb span {
    color: rgba(255,255,255,0.5);
}

.breadcrumb-current {
    color: rgba(255,255,255,0.9) !important;
}

.news-detail-category {
    display: inline-block;
    padding: var(--space-1) var(--space-4);
    background: rgba(255,255,255,0.2);
    color: #fff;
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 500;
    margin-bottom: var(--space-4);
}

.news-detail-title {
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--space-6);
}

.news-detail-meta {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    color: rgba(255,255,255,0.8);
    font-size: var(--text-sm);
}

.news-detail-meta span {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.news-detail-body {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--space-12) var(--container-padding);
}

.news-article {
    background: #fff;
    border-radius: var(--radius-xl);
    padding: var(--space-10);
    box-shadow: var(--shadow-md);
    line-height: 1.9;
    color: var(--color-dark-700);
}

.news-article p {
    margin-bottom: var(--space-5);
}

.news-article h2 {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-dark-800);
    margin: var(--space-8) 0 var(--space-4);
}

.news-article ul {
    margin: var(--space-4) 0;
    padding-left: var(--space-6);
}

.news-article li {
    list-style: disc;
    margin-bottom: var(--space-2);
}

.news-detail-share {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-top: var(--space-8);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-dark-100);
}

.share-label {
    font-size: var(--text-sm);
    color: var(--color-dark-500);
}

.share-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-dark-100);
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.share-btn:hover {
    background: var(--color-primary);
}

.news-detail-back {
    max-width: 800px;
    margin: 0 auto var(--space-12);
    padding: 0 var(--container-padding);
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    background: #fff;
    color: var(--color-dark-700);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    font-size: var(--text-sm);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.back-btn:hover {
    box-shadow: var(--shadow-md);
    color: var(--color-primary);
}

.related-news {
    max-width: 800px;
    margin: 0 auto var(--space-12);
    padding: 0 var(--container-padding);
}

.related-news h3 {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-dark-800);
    margin-bottom: var(--space-4);
}

.related-news-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
}

/* Admin page responsive */
@media (max-width: 768px) {
    .admin-sidebar {
        transform: translateX(-100%);
    }

    .admin-sidebar.active {
        transform: translateX(0);
    }

    .admin-main {
        margin-left: 0;
        padding: var(--space-4);
    }

    .admin-table th,
    .admin-table td {
        padding: var(--space-3);
        font-size: var(--text-xs);
    }

    .admin-table .actions {
        flex-direction: column;
    }

    .related-news-list {
        grid-template-columns: 1fr;
    }

    .news-detail-meta {
        flex-wrap: wrap;
        gap: var(--space-3);
    }
}


/* ===== AI直播三承诺 ===== */
.coach-promise {
  padding: var(--space-20) 0;
  background: linear-gradient(180deg, #fff 0%, #f0fdfa 50%, #fff 100%);
}

.coach-promise .section-header {
  margin-bottom: var(--space-12);
}

.coach-promise .section-desc {
  font-size: var(--text-lg);
  color: var(--color-dark-500);
  margin-top: var(--space-2);
}

.promise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  max-width: 980px;
  margin: 0 auto;
}

.promise-card {
  position: relative;
  background: #fff;
  border-radius: var(--radius-2xl);
  padding: var(--space-10) var(--space-8);
  border: 1px solid #e5e7eb;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  transition: all 0.3s ease;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
}

.promise-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.12);
  border-color: #5eead4;
}

.promise-card--highlight {
  background: linear-gradient(135deg, #0d9488 0%, #14b8a6 50%, #5eead4 100%);
  border-color: #0f766e;
  box-shadow: 0 20px 50px rgba(13, 148, 136, 0.3);
  transform: scale(1.05);
}

.promise-card--highlight:hover {
  transform: scale(1.05) translateY(-4px);
  box-shadow: 0 28px 70px rgba(13, 148, 136, 0.4);
}

.promise-card--highlight .promise-icon { color: #fff; }
.promise-card--highlight .promise-icon svg { stroke: #fff; }
.promise-card--highlight .promise-number { color: rgba(255,255,255,0.9); }
.promise-card--highlight .promise-title { color: #fff; }
.promise-card--highlight .promise-desc { color: rgba(255,255,255,0.95); }
.promise-card--highlight .promise-tag {
  background: rgba(255,255,255,0.2);
  color: #fff;
  border-color: rgba(255,255,255,0.3);
}
.promise-card--highlight .promise-cta {
  background: #fff;
  color: #0d9488;
  border-color: #fff;
}
.promise-card--highlight .promise-cta:hover {
  background: rgba(255,255,255,0.9);
  color: #0f766e;
}

.promise-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: #f59e0b;
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  letter-spacing: 1px;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
}

.promise-icon {
  margin-bottom: var(--space-3);
  color: #0d9488;
}

.promise-number {
  font-size: var(--text-4xl);
  font-weight: 800;
  color: #6b7280;
  margin-bottom: var(--space-2);
  line-height: 1;
}

.promise-title {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: #111827;
  margin-bottom: var(--space-3);
}

.promise-desc {
  font-size: var(--text-base);
  color: #4b5563;
  line-height: 1.75;
  margin-bottom: var(--space-4);
}

.promise-tag {
  display: inline-block;
  padding: 4px var(--space-4);
  background: #f0fdfa;
  color: #0d9488;
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 1px solid #ccfbf1;
  margin-bottom: var(--space-4);
}

.promise-cta {
  display: inline-flex;
  align-items: center;
  margin-top: auto;
  padding: 8px var(--space-5);
  background: #f0fdfa;
  color: #0d9488;
  border-radius: var(--radius-full);
  border: 1px solid #ccfbf1;
  font-size: var(--text-sm);
  font-weight: 600;
  transition: all 0.2s ease;
}

.promise-card:hover .promise-cta {
  background: #0d9488;
  color: #fff;
  border-color: #0d9488;
}

.promise-bottom-cta {
  margin-top: var(--space-12);
  text-align: center;
}

.promise-bottom-cta .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.promise-bottom-hint {
  display: block;
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  color: #6b7280;
}

@media (max-width: 768px) {
  .promise-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    gap: var(--space-6);
  }
  .promise-card--highlight {
    transform: none;
    order: -1;
  }
  .promise-card--highlight:hover {
    transform: translateY(-4px);
  }
}

/* ===== 咨询弹窗 Modal ===== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 16px;
}

.modal-overlay.active {
  display: flex !important;
}

.modal-content {
  background: #fff;
  border-radius: 16px;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.3);
  position: relative;
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border: none;
  background: #f3f4f6;
  color: #6b7280;
  border-radius: 50%;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: #e5e7eb;
  color: #111827;
}

.modal-header {
  padding: 32px 32px 16px;
  text-align: center;
  border-bottom: 1px solid #e5e7eb;
}

.modal-title {
  font-size: 24px;
  font-weight: 700;
  color: #111827;
  margin: 0 0 8px;
}

.modal-subtitle {
  font-size: 16px;
  color: #6b7280;
  margin: 0;
}

.modal-body {
  padding: 24px 32px;
}

.modal-form .form-group {
  margin-bottom: 20px;
}

.modal-form .form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: #374151;
  margin-bottom: 6px;
}

.modal-form .form-hint {
  font-weight: 400;
  color: #9ca3af;
}

.modal-form .form-input,
.modal-form .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  font-size: 16px;
  color: #111827;
  background: #fff;
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.modal-form .form-input:focus,
.modal-form .form-textarea:focus {
  outline: none;
  border-color: #0d9488;
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

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

.modal-form .btn-block {
  width: 100%;
  justify-content: center;
}

.modal-form .form-consent {
  text-align: center;
  font-size: 12px;
  color: #9ca3af;
  margin-top: 16px;
  margin-bottom: 0;
}

.modal-form .form-consent a {
  color: #0d9488;
  text-decoration: none;
}

.modal-form .form-consent a:hover {
  text-decoration: underline;
}

.modal-footer {
  padding: 16px 32px 24px;
  background: #f9fafb;
  border-top: 1px solid #e5e7eb;
}

.modal-trust {
  display: flex;
  justify-content: center;
  gap: 24px;
  font-size: 14px;
  color: #6b7280;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 4px;
}
/* ===== 咨询弹窗 Modal ===== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 16px;
}

.modal-overlay.active {
  display: flex !important;
}

.modal-content {
  background: #fff;
  border-radius: 16px;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.3);
  position: relative;
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border: none;
  background: #f3f4f6;
  color: #6b7280;
  border-radius: 50%;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: #e5e7eb;
  color: #111827;
}

.modal-header {
  padding: 32px 32px 16px;
  text-align: center;
  border-bottom: 1px solid #e5e7eb;
}

.modal-title {
  font-size: 24px;
  font-weight: 700;
  color: #111827;
  margin: 0 0 8px;
}

.modal-subtitle {
  font-size: 16px;
  color: #6b7280;
  margin: 0;
}

.modal-body {
  padding: 24px 32px;
}

.modal-form .form-group {
  margin-bottom: 20px;
}

.modal-form .form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: #374151;
  margin-bottom: 6px;
}

.modal-form .form-hint {
  font-weight: 400;
  color: #9ca3af;
}

.modal-form .form-input,
.modal-form .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  font-size: 16px;
  color: #111827;
  background: #fff;
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.modal-form .form-input:focus,
.modal-form .form-textarea:focus {
  outline: none;
  border-color: #0d9488;
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

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

.modal-form .btn-block {
  width: 100%;
  justify-content: center;
}

.modal-form .form-consent {
  text-align: center;
  font-size: 12px;
  color: #9ca3af;
  margin-top: 16px;
  margin-bottom: 0;
}

.modal-form .form-consent a {
  color: #0d9488;
  text-decoration: none;
}

.modal-form .form-consent a:hover {
  text-decoration: underline;
}

.modal-footer {
  padding: 16px 32px 24px;
  background: #f9fafb;
  border-top: 1px solid #e5e7eb;
}

.modal-trust {
  display: flex;
  justify-content: center;
  gap: 24px;
  font-size: 14px;
  color: #6b7280;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 4px;
}
/* ===== 咨询弹窗 Modal ===== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 16px;
}

.modal-overlay.active {
  display: flex !important;
}

.modal-content {
  background: #fff;
  border-radius: 16px;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.3);
  position: relative;
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border: none;
  background: #f3f4f6;
  color: #6b7280;
  border-radius: 50%;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: #e5e7eb;
  color: #111827;
}

.modal-header {
  padding: 32px 32px 16px;
  text-align: center;
  border-bottom: 1px solid #e5e7eb;
}

.modal-title {
  font-size: 24px;
  font-weight: 700;
  color: #111827;
  margin: 0 0 8px;
}

.modal-subtitle {
  font-size: 16px;
  color: #6b7280;
  margin: 0;
}

.modal-body {
  padding: 24px 32px;
}

.modal-form .form-group {
  margin-bottom: 20px;
}

.modal-form .form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: #374151;
  margin-bottom: 6px;
}

.modal-form .form-hint {
  font-weight: 400;
  color: #9ca3af;
}

.modal-form .form-input,
.modal-form .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  font-size: 16px;
  color: #111827;
  background: #fff;
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.modal-form .form-input:focus,
.modal-form .form-textarea:focus {
  outline: none;
  border-color: #0d9488;
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

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

.modal-form .btn-block {
  width: 100%;
  justify-content: center;
}

.modal-form .form-consent {
  text-align: center;
  font-size: 12px;
  color: #9ca3af;
  margin-top: 16px;
  margin-bottom: 0;
}

.modal-form .form-consent a {
  color: #0d9488;
  text-decoration: none;
}

.modal-form .form-consent a:hover {
  text-decoration: underline;
}

.modal-footer {
  padding: 16px 32px 24px;
  background: #f9fafb;
  border-top: 1px solid #e5e7eb;
}

.modal-trust {
  display: flex;
  justify-content: center;
  gap: 24px;
  font-size: 14px;
  color: #6b7280;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 4px;
}
/* ===== 咨询弹窗 Modal ===== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: var(--space-4);
}

.modal-overlay.active {
  display: flex !important;
}

.modal-content {
  background: #fff;
  border-radius: var(--radius-2xl);
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.3);
  position: relative;
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 36px;
  height: 36px;
  border: none;
  background: #f3f4f6;
  color: #6b7280;
  border-radius: var(--radius-full);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: #e5e7eb;
  color: #111827;
}

.modal-header {
  padding: var(--space-8) var(--space-8) var(--space-4);
  text-align: center;
  border-bottom: 1px solid #e5e7eb;
}

.modal-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #111827;
  margin: 0 0 var(--space-2);
}

.modal-subtitle {
  font-size: var(--text-base);
  color: #6b7280;
  margin: 0;
}

.modal-body {
  padding: var(--space-6) var(--space-8);
}

.modal-form .form-group {
  margin-bottom: var(--space-5);
}

.modal-form .form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: #374151;
  margin-bottom: var(--space-2);
}

.modal-form .form-hint {
  font-weight: 400;
  color: #9ca3af;
}

.modal-form .form-input,
.modal-form .form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid #e5e7eb;
  border-radius: var(--radius-lg);
  font-size: var(--text-base);
  color: #111827;
  background: #fff;
  transition: all var(--transition-fast);
}

.modal-form .form-input:focus,
.modal-form .form-textarea:focus {
  outline: none;
  border-color: #22c55e;
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

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

.modal-form .btn-block {
  width: 100%;
  justify-content: center;
}

.modal-form .form-consent {
  text-align: center;
  font-size: var(--text-xs);
  color: #9ca3af;
  margin-top: var(--space-4);
  margin-bottom: 0;
}

.modal-form .form-consent a {
  color: #15803d;
  text-decoration: none;
}

.modal-form .form-consent a:hover {
  text-decoration: underline;
}

.modal-footer {
  padding: var(--space-4) var(--space-8) var(--space-6);
  background: #f9fafb;
  border-top: 1px solid #e5e7eb;
}

.modal-trust {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  font-size: var(--text-sm);
  color: #6b7280;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}
/* ===== 咨询弹窗 Modal ===== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: var(--space-4);
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: #fff;
  border-radius: var(--radius-2xl);
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.3);
  position: relative;
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 36px;
  height: 36px;
  border: none;
  background: var(--color-dark-100);
  color: var(--color-dark-600);
  border-radius: var(--radius-full);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: var(--color-dark-200);
  color: var(--color-dark-900);
}

.modal-header {
  padding: var(--space-8) var(--space-8) var(--space-4);
  text-align: center;
  border-bottom: 1px solid var(--color-dark-100);
}

.modal-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-dark-900);
  margin: 0 0 var(--space-2);
}

.modal-subtitle {
  font-size: var(--text-base);
  color: var(--color-dark-500);
  margin: 0;
}

.modal-body {
  padding: var(--space-6) var(--space-8);
}

.modal-form .form-group {
  margin-bottom: var(--space-5);
}

.modal-form .form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-dark-700);
  margin-bottom: var(--space-2);
}

.modal-form .form-hint {
  font-weight: 400;
  color: var(--color-dark-400);
}

.modal-form .form-input,
.modal-form .form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-dark-200);
  border-radius: var(--radius-lg);
  font-size: var(--text-base);
  color: var(--color-dark-900);
  background: #fff;
  transition: all var(--transition-fast);
}

.modal-form .form-input:focus,
.modal-form .form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-100);
}

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

.modal-form .btn-block {
  width: 100%;
  justify-content: center;
}

.modal-form .form-consent {
  text-align: center;
  font-size: var(--text-xs);
  color: var(--color-dark-400);
  margin-top: var(--space-4);
  margin-bottom: 0;
}

.modal-form .form-consent a {
  color: var(--color-primary);
  text-decoration: none;
}

.modal-form .form-consent a:hover {
  text-decoration: underline;
}

.modal-footer {
  padding: var(--space-4) var(--space-8) var(--space-6);
  background: var(--color-dark-50);
  border-top: 1px solid var(--color-dark-100);
}

.modal-trust {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-dark-500);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}
/* ===== 企业背书 / 全网业务版图 ===== */
.business-map {
  padding: var(--space-20) 0;
  background: linear-gradient(180deg, #f8fafc 0%, #fff 50%, #eff6ff 100%);
}

.business-map .section-header {
  margin-bottom: var(--space-12);
}

.business-map .section-desc {
  font-size: var(--text-lg);
  color: var(--color-dark-500);
  margin-top: var(--space-2);
  letter-spacing: 2px;
}

.biz-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  max-width: 1180px;
  margin: 0 auto;
}

.biz-card {
  background: #fff;
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  border: 1px solid var(--color-dark-200);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.biz-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary) 0%, #60a5fa 100%);
}

.biz-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary-200);
}

.biz-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-dark-100);
}

.biz-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #3b82f6 100%);
  color: #fff;
  font-size: var(--text-lg);
  font-weight: 800;
  border-radius: var(--radius-lg);
  flex-shrink: 0;
}

.biz-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-dark-900);
  margin: 0;
}

.biz-sub {
  margin-left: auto;
  font-size: var(--text-xs);
  color: var(--color-primary);
  background: var(--color-primary-50);
  padding: 2px 10px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-primary-100);
  font-weight: 500;
}

.biz-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.biz-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--space-3) var(--space-4);
  background: var(--color-dark-50);
  border-radius: var(--radius-lg);
  border-left: 3px solid var(--color-primary-100);
  transition: all var(--transition-fast);
}

.biz-item:hover {
  background: var(--color-primary-50);
  border-left-color: var(--color-primary);
  transform: translateX(2px);
}

.biz-item--hl {
  background: linear-gradient(90deg, #fef3c7 0%, #fde68a 100%);
  border-left-color: #f59e0b;
}

.biz-item-name {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-dark-900);
}

.biz-item-desc {
  font-size: var(--text-sm);
  color: var(--color-dark-500);
}

.biz-cta {
  display: inline-flex;
  align-items: center;
  padding: var(--space-3) var(--space-5);
  background: var(--color-primary-50);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  border: 1px solid var(--color-primary-100);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.biz-cta:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.biz-slogan {
  text-align: center;
  margin-top: var(--space-12);
  padding: var(--space-8);
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e40af 100%);
  border-radius: var(--radius-2xl);
  color: #fff;
  box-shadow: var(--shadow-xl);
}

.biz-slogan .slogan-main {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin: 0 0 var(--space-2);
  letter-spacing: 4px;
}

.biz-slogan .slogan-sub {
  font-size: var(--text-base);
  margin: 0;
  color: rgba(255,255,255,0.85);
}

@media (max-width: 768px) {
  .biz-grid {
    grid-template-columns: 1fr;
  }
  .biz-slogan .slogan-main {
    font-size: var(--text-xl);
    letter-spacing: 2px;
  }
}

/* === 减少动效兜底 ===
   首屏文字靠 fadeInUp 动画才从 opacity:0 到 1。用户开了「减少动效」、
   或设备掉帧、或审核用截图工具时，动画可能不推进 → 首屏一片空白。
   这里让动画瞬间走完，保证任何情况下文字都可见。 */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-delay: 0ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
        scroll-behavior: auto !important;
    }
}