/**
 * 联系页面现代化样式
 * 包含联系表单、联系信息、地图等样式
 * 使用柠檬主题的现代化设计变量
 */

/* 联系页面特有变量 */
:root {
    /* 联系页面使用主题变量，无需重复定义 */
}

/* ===== 联系页面样式 ===== */
.lemon-contact-page {
    background: linear-gradient(180deg, #fafbfc 0%, #ffffff 50%, #f8fafc 100%);
    min-height: 100vh;
    font-family: var(--lemon-font-family, 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif);
    line-height: 1.6;
    color: var(--lemon-text-primary);
    overflow-x: hidden;
    font-feature-settings: 'kern' 1, 'liga' 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 联系页面容器样式 */
.lemon-contact-page .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 max(var(--lemon-space-8), 5vw);
}

/* 现代化联系Hero区域 */
.contact-hero {
    background: linear-gradient(135deg, #4338ca 0%, #7c3aed 25%, #2563eb 50%, #7c3aed 75%, #4338ca 100%);
    padding: var(--lemon-space-20) 0;
    color: white;
    position: relative;
    overflow: hidden;
    min-height: 65vh;
    display: flex;
    align-items: center;
}

.contact-hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 10% 20%, rgba(255,255,255,0.15) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(255,255,255,0.12) 0%, transparent 50%),
        linear-gradient(45deg, transparent 46%, rgba(255,255,255,0.08) 50%, transparent 54%);
    z-index: 1;
    pointer-events: none;
}

.contact-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 25% 25%, rgba(255,255,255,0.15) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(255,255,255,0.12) 0%, transparent 50%),
        radial-gradient(circle at 50% 10%, rgba(59, 130, 246, 0.2) 0%, transparent 40%),
        linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.03) 50%, transparent 70%);
    animation: lemon-float 20s ease-in-out infinite;
    pointer-events: none;
}

@keyframes lemon-float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(1deg); }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 max(var(--lemon-space-6), 3vw);
    animation: fadeInUp 1s var(--lemon-transition-smooth);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: var(--lemon-spacing-lg);
    line-height: 1.1;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 30%, #ffffff 60%, #e2e8f0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 6px 12px rgba(0,0,0,0.15);
}

.hero-description {
    font-size: clamp(1.1rem, 2.5vw, 1.3rem);
    margin-bottom: var(--lemon-spacing-2xl);
    opacity: 0.95;
    color: rgba(255,255,255,0.95);
    line-height: 1.6;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* 联系信息区域 */
.contact-info {
    padding: var(--lemon-space-20) 0;
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 50%, #f1f5f9 100%);
    position: relative;
}

.contact-info::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--lemon-primary) 0%, var(--lemon-secondary) 100%);
    border-radius: 2px;
}

.contact-info::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(79, 70, 229, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(124, 58, 237, 0.02) 0%, transparent 50%);
    pointer-events: none;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--lemon-space-12);
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 max(var(--lemon-space-6), 3vw);
    position: relative;
    z-index: 1;
}

.info-card {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 50%, #ffffff 100%);
    padding: var(--lemon-spacing-3xl) var(--lemon-spacing-2xl);
    border-radius: var(--lemon-radius-3xl);
    text-align: center;
    box-shadow: var(--lemon-shadow-sm);
    border: 1px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.6s var(--lemon-transition-smooth) both;
}

.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--lemon-primary) 0%, var(--lemon-secondary) 100%);
    transform: scaleX(0);
    transition: transform var(--lemon-transition-smooth);
}

.info-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: var(--lemon-shadow-lg);
    border-color: rgba(79, 70, 229, 0.1);
}

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

.info-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--lemon-spacing-xl);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.icon-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--lemon-primary) 0%, var(--lemon-secondary) 100%);
    border-radius: var(--lemon-radius-2xl);
    opacity: 0.1;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.info-card:hover .icon-bg {
    opacity: 0.2;
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 10px 30px rgba(79, 70, 229, 0.3);
}

.info-icon i {
    font-size: 32px;
    color: var(--lemon-primary);
    position: relative;
    z-index: 2;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-shadow: 0 2px 8px rgba(79, 70, 229, 0.2);
}

.info-card:hover .info-icon i {
    transform: scale(1.2);
    color: var(--lemon-secondary);
    text-shadow: 0 4px 16px rgba(79, 70, 229, 0.4);
}

.info-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--lemon-spacing-md);
    color: var(--lemon-text-primary);
    transition: color 0.3s ease;
    letter-spacing: -0.01em;
}

.info-card p {
    color: var(--lemon-text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: var(--lemon-spacing-lg);
    transition: color 0.3s ease;
    font-weight: 400;
}

.info-card:hover h3 {
    color: var(--lemon-primary);
}

.info-card:hover p {
    color: var(--lemon-text-primary);
}

.info-details {
    display: flex;
    flex-direction: column;
    gap: var(--lemon-spacing-md);
    align-items: center;
}

.info-details strong {
    font-weight: 600;
    color: var(--lemon-text-primary);
    font-size: 0.9rem;
}

.info-details span {
    color: var(--lemon-text-secondary);
    font-size: 0.9rem;
}

.info-details a {
    color: var(--lemon-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.info-details a:hover {
    color: var(--lemon-secondary);
    text-decoration: underline;
}

/* 现代化联系表单区域 */
.contact-form-section {
    padding: var(--lemon-space-20) 0;
    background: var(--lemon-bg-primary);
    position: relative;
}

.contact-form-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--lemon-primary) 0%, var(--lemon-secondary) 100%);
    border-radius: 2px;
}

.contact-form-section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--lemon-primary) 0%, var(--lemon-secondary) 100%);
    border-radius: 2px;
}

.form-header {
    text-align: center;
    margin-bottom: var(--lemon-space-16);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.6s var(--lemon-transition-smooth) 0.2s both;
    position: relative;
    padding-top: var(--lemon-space-8);
}

.form-header h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--lemon-spacing-lg);
    color: var(--lemon-text-primary);
    letter-spacing: -0.01em;
}

.form-header p {
    font-size: 1.1rem;
    color: var(--lemon-text-secondary);
    line-height: 1.6;
    font-weight: 400;
}

.contact-form-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 max(var(--lemon-space-6), 3vw);
}

.contact-form {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 50%, #ffffff 100%);
    padding: var(--lemon-spacing-3xl);
    border-radius: var(--lemon-radius-3xl);
    box-shadow: var(--lemon-shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s var(--lemon-transition-smooth) 0.4s both;
}

/* 联系类型选择 */
.contact-type {
    margin-bottom: var(--lemon-spacing-2xl);
}

.contact-type label {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--lemon-text-primary);
    margin-bottom: var(--lemon-spacing-lg);
    display: block;
}

.type-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--lemon-spacing-md);
}

.type-option {
    position: relative;
    cursor: pointer;
}

.type-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.option-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--lemon-spacing-lg);
    border: 2px solid #e2e8f0;
    border-radius: var(--lemon-radius-xl);
    background: #ffffff;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.option-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--lemon-primary) 0%, var(--lemon-secondary) 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.type-option input[type="radio"]:checked + .option-content,
.type-option.selected .option-content {
    border-color: var(--lemon-primary);
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.15);
}

.type-option input[type="radio"]:checked + .option-content::before,
.type-option.selected .option-content::before {
    transform: scaleX(1);
}

.option-content:hover {
    border-color: var(--lemon-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.1);
}

.option-content i {
    font-size: 24px;
    color: var(--lemon-primary);
    margin-bottom: var(--lemon-spacing-sm);
}

.option-content strong {
    font-size: 1rem;
    font-weight: 600;
    color: var(--lemon-text-primary);
    margin-bottom: var(--lemon-spacing-xs);
}

.option-content small {
    font-size: 0.875rem;
    color: var(--lemon-text-secondary);
    line-height: 1.4;
}

/* 表单字段 */
.form-group {
    margin-bottom: var(--lemon-spacing-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--lemon-spacing-lg);
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--lemon-spacing-sm);
    color: var(--lemon-text-primary);
    font-size: 0.9rem;
}

.required {
    color: #ef4444;
    margin-left: 4px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e2e8f0;
    border-radius: var(--lemon-radius-lg);
    font-size: 1rem;
    font-family: inherit;
    background: #ffffff;
    color: var(--lemon-text-primary);
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--lemon-primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
    transform: translateY(-1px);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
    line-height: 1.6;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--lemon-text-secondary);
    opacity: 0.7;
}

.form-note {
    font-size: 0.875rem;
    color: var(--lemon-text-secondary);
    margin-top: var(--lemon-spacing-xs);
    line-height: 1.4;
}

/* 表单操作按钮 */
.form-actions {
    display: flex;
    gap: var(--lemon-spacing-lg);
    justify-content: center;
    margin-top: var(--lemon-spacing-2xl);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--lemon-spacing-sm);
    padding: 16px 32px;
    border: 2px solid transparent;
    border-radius: var(--lemon-radius-xl);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 160px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--lemon-primary) 0%, var(--lemon-secondary) 100%);
    color: white;
    border-color: transparent;
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #3730a3 0%, #6d28d9 100%);
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(79, 70, 229, 0.4);
}

.btn-secondary {
    background: #f8fafc;
    color: var(--lemon-text-primary);
    border-color: #e2e8f0;
}

.btn-secondary:hover {
    background: #e2e8f0;
    border-color: #cbd5e1;
    transform: translateY(-2px);
}

.btn-large {
    padding: 18px 36px;
    font-size: 1.1rem;
    min-width: 180px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* 加载动画 */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.fa-spinner {
    animation: spin 1s linear infinite;
}

/* 动画延迟系统 */
.info-card:nth-child(1) { animation-delay: 0.1s; }
.info-card:nth-child(2) { animation-delay: 0.2s; }
.info-card:nth-child(3) { animation-delay: 0.3s; }
.info-card:nth-child(4) { animation-delay: 0.4s; }

.faq-item:nth-child(1) { animation-delay: 0.1s; }
.faq-item:nth-child(2) { animation-delay: 0.2s; }
.faq-item:nth-child(3) { animation-delay: 0.3s; }
.faq-item:nth-child(4) { animation-delay: 0.4s; }
.faq-item:nth-child(5) { animation-delay: 0.5s; }
.faq-item:nth-child(6) { animation-delay: 0.6s; }

/* 默认容器样式 - 用于向后兼容 */
.lemon-contact-page .container:not([class*="max-width"]) {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 max(var(--lemon-space-8), 5vw);
}

/* 现代化地图和地址区域 */
.contact-location {
    padding: var(--lemon-space-20) 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 50%, #ffffff 100%);
    position: relative;
}

.contact-location::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--lemon-primary) 0%, var(--lemon-secondary) 100%);
    border-radius: 2px;
    z-index: 2;
}

.location-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--lemon-space-16);
    align-items: start;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 max(var(--lemon-space-6), 3vw);
}

.location-info {
    animation: fadeInUp 0.6s var(--lemon-transition-smooth) both;
}

.location-info h2 {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 700;
    margin-bottom: var(--lemon-spacing-2xl);
    color: var(--lemon-text-primary);
    letter-spacing: -0.01em;
}

.address-details {
    display: flex;
    flex-direction: column;
    gap: var(--lemon-spacing-xl);
}

.address-item {
    display: flex;
    align-items: flex-start;
    gap: var(--lemon-spacing-lg);
    padding: var(--lemon-spacing-lg);
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 50%, #ffffff 100%);
    border-radius: var(--lemon-radius-xl);
    box-shadow: var(--lemon-shadow-sm);
    border: 1px solid rgba(255, 255, 255, 0.8);
    transition: all 0.3s ease;
}

.address-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--lemon-shadow-md);
    border-color: rgba(79, 70, 229, 0.1);
}

.address-item i {
    font-size: 20px;
    color: var(--lemon-primary);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
    transition: all 0.3s ease;
}

.address-item:hover i {
    transform: scale(1.1);
    color: var(--lemon-secondary);
}

.address-content {
    flex: 1;
}

.address-content strong {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--lemon-text-primary);
    margin-bottom: var(--lemon-spacing-xs);
}

.address-content p {
    color: var(--lemon-text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
    font-weight: 400;
}

.location-map {
    animation: fadeInUp 0.6s var(--lemon-transition-smooth) 0.2s both;
}

#map-container {
    border-radius: var(--lemon-radius-2xl);
    overflow: hidden;
    box-shadow: var(--lemon-shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.8);
    height: 400px;
}

.map-placeholder {
    height: 400px;
    background: linear-gradient(145deg, #f8fafc 0%, #e2e8f0 50%, #f1f5f9 100%);
    border-radius: var(--lemon-radius-2xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--lemon-text-secondary);
    text-align: center;
    box-shadow: var(--lemon-shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.map-placeholder i {
    font-size: 48px;
    color: var(--lemon-primary);
    margin-bottom: var(--lemon-spacing-lg);
    opacity: 0.7;
}

.map-placeholder p {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: var(--lemon-spacing-sm);
    color: var(--lemon-text-primary);
}

.map-placeholder small {
    font-size: 0.9rem;
    color: var(--lemon-text-secondary);
    opacity: 0.8;
}

/* 表单验证和状态样式 */
.form-group input.error,
.form-group textarea.error,
.form-group select.error {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.error-message {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: var(--lemon-spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--lemon-spacing-xs);
    font-weight: 500;
}

.error-message i {
    font-size: 0.75rem;
}

/* 成功消息 */
.success-message {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: var(--lemon-spacing-lg);
    border-radius: var(--lemon-radius-lg);
    margin-bottom: var(--lemon-spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--lemon-spacing-sm);
    animation: slideInDown 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.3);
}

.success-message i {
    font-size: 1.25rem;
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-30px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* FAQ区域现代化样式 */
.contact-faq {
    padding: var(--lemon-space-20) 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #f1f5f9 100%);
    position: relative;
}

.contact-faq::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 30%, rgba(79, 70, 229, 0.02) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(124, 58, 237, 0.02) 0%, transparent 50%);
    pointer-events: none;
}

.contact-faq::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--lemon-primary) 0%, var(--lemon-secondary) 100%);
    border-radius: 2px;
    z-index: 2;
}

.faq-header {
    text-align: center;
    margin-bottom: var(--lemon-spacing-3xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.6s var(--lemon-transition-smooth) both;
}

.faq-header h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--lemon-spacing-lg);
    color: var(--lemon-text-primary);
    letter-spacing: -0.01em;
}

.faq-header p {
    font-size: 1.1rem;
    color: var(--lemon-text-secondary);
    line-height: 1.6;
    font-weight: 400;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: var(--lemon-space-10);
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 max(var(--lemon-space-6), 3vw);
    position: relative;
    z-index: 1;
}

.faq-item {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 50%, #ffffff 100%);
    padding: var(--lemon-spacing-2xl);
    border-radius: var(--lemon-radius-2xl);
    box-shadow: var(--lemon-shadow-sm);
    border: 1px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.6s var(--lemon-transition-smooth) both;
}

.faq-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--lemon-primary) 0%, var(--lemon-secondary) 100%);
    transform: scaleX(0);
    transition: transform var(--lemon-transition-smooth);
}

.faq-item:hover,
.faq-item.active {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--lemon-shadow-lg);
    border-color: rgba(79, 70, 229, 0.1);
}

.faq-item:hover::before,
.faq-item.active::before {
    transform: scaleX(1);
}

.faq-question {
    display: flex;
    align-items: flex-start;
    gap: var(--lemon-spacing-md);
    margin-bottom: var(--lemon-spacing-lg);
    cursor: pointer;
}

.faq-question h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--lemon-text-primary);
    line-height: 1.5;
    margin: 0;
    flex: 1;
    transition: color 0.3s ease;
}

.faq-question i {
    color: var(--lemon-primary);
    font-size: 18px;
    margin-top: 2px;
    transition: all 0.3s ease;
}

.faq-item:hover .faq-question h3 {
    color: var(--lemon-primary);
}

.faq-item:hover .faq-question i {
    transform: scale(1.1);
    color: var(--lemon-secondary);
}

.faq-product {
    display: inline-block;
    background: rgba(79, 70, 229, 0.1);
    color: var(--lemon-primary);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    margin-left: var(--lemon-spacing-sm);
}

.faq-answer {
    color: var(--lemon-text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
    font-weight: 400;
    max-height: 0;
    overflow: hidden;
    transition: all 0.4s ease;
    opacity: 0;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    opacity: 1;
    margin-top: var(--lemon-spacing-md);
}

.faq-footer {
    text-align: center;
    margin-top: var(--lemon-spacing-3xl);
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.6s var(--lemon-transition-smooth) 0.2s both;
}

.faq-footer p {
    font-size: 1.1rem;
    color: var(--lemon-text-secondary);
    margin-bottom: var(--lemon-spacing-lg);
    font-weight: 500;
}

.faq-footer .btn {
    margin: 0 var(--lemon-spacing-sm);
}

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

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

/* 模态框样式 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: var(--lemon-spacing-lg);
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: var(--lemon-radius-2xl);
    box-shadow: var(--lemon-shadow-lg);
    max-width: 500px;
    width: 100%;
    overflow: hidden;
    animation: slideInUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    text-align: center;
    padding: var(--lemon-spacing-2xl) var(--lemon-spacing-2xl) var(--lemon-spacing-lg);
}

.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--lemon-spacing-lg);
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: successPulse 0.6s ease;
}

@keyframes successPulse {
    0% { transform: scale(0); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.success-icon i {
    font-size: 32px;
    color: white;
}

.modal-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--lemon-text-primary);
    margin: 0;
}

.modal-body {
    padding: 0 var(--lemon-spacing-2xl);
    text-align: center;
}

.modal-body p {
    color: var(--lemon-text-secondary);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

.modal-footer {
    padding: var(--lemon-spacing-lg) var(--lemon-spacing-2xl) var(--lemon-spacing-2xl);
    text-align: center;
}

/* QR码相关样式 */
.qr-code-placeholder {
    width: 120px;
    height: 120px;
    background: linear-gradient(145deg, #f8fafc 0%, #e2e8f0 100%);
    border: 2px solid #e2e8f0;
    border-radius: var(--lemon-radius-lg);
    margin: 0 auto var(--lemon-spacing-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--lemon-text-secondary);
    transition: all 0.3s ease;
}

.qr-code-placeholder:hover {
    border-color: var(--lemon-primary);
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
}

.qr-code-placeholder i {
    font-size: 32px;
    color: var(--lemon-primary);
    margin-bottom: var(--lemon-spacing-sm);
}

.qr-code-placeholder small {
    font-size: 0.875rem;
    font-weight: 500;
    text-align: center;
}

/* ===== 现代化响应式设计 ===== */
@media (max-width: 1400px) {
    .lemon-contact-page .container {
        padding: 0 max(var(--lemon-space-6), 4vw);
    }

    .info-grid,
    .faq-grid,
    .location-content {
        padding: 0 max(var(--lemon-space-5), 3vw);
    }
}

@media (max-width: 1024px) {
    .lemon-contact-page .container {
        padding: 0 max(var(--lemon-space-5), 3vw);
    }

    .hero-content {
        padding: 0 max(var(--lemon-space-4), 2vw);
    }

    .info-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--lemon-space-8);
        padding: 0 max(var(--lemon-space-4), 2vw);
    }

    .location-content {
        grid-template-columns: 1fr;
        gap: var(--lemon-space-12);
        padding: 0 max(var(--lemon-space-4), 2vw);
    }

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

    .contact-form {
        padding: var(--lemon-space-12) var(--lemon-space-8);
    }

    .contact-form-container {
        padding: 0 max(var(--lemon-space-4), 2vw);
    }

    .faq-grid {
        grid-template-columns: 1fr;
        gap: var(--lemon-space-8);
        padding: 0 max(var(--lemon-space-4), 2vw);
    }
}

@media (max-width: 768px) {
    .lemon-contact-page .container {
        padding: 0 max(var(--lemon-space-4), 2vw);
    }

    .contact-hero {
        padding: var(--lemon-space-16) 0;
        min-height: 50vh;
    }

    .hero-content {
        padding: 0 max(var(--lemon-space-3), 2vw);
    }

    .hero-content h1 {
        font-size: clamp(2rem, 6vw, 3rem);
        margin-bottom: var(--lemon-space-6);
    }

    .hero-description {
        font-size: 1rem;
        margin-bottom: var(--lemon-space-8);
    }

    .info-grid {
        grid-template-columns: 1fr;
        gap: var(--lemon-space-6);
        padding: 0 max(var(--lemon-space-3), 2vw);
    }

    .info-card {
        padding: var(--lemon-space-10) var(--lemon-space-6);
    }

    .info-icon {
        width: 60px;
        height: 60px;
        margin-bottom: var(--lemon-space-6);
    }

    .info-icon i {
        font-size: 24px;
    }

    .contact-form-section {
        padding: var(--lemon-space-16) 0;
    }

    .contact-form-container {
        padding: 0 max(var(--lemon-space-3), 2vw);
    }

    .contact-form {
        padding: var(--lemon-space-10) var(--lemon-space-6);
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: var(--lemon-space-6);
    }

    .type-options {
        grid-template-columns: 1fr;
        gap: var(--lemon-space-4);
    }

    .form-actions {
        flex-direction: column;
        gap: var(--lemon-space-6);
    }

    .btn {
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }

    .faq-grid {
        grid-template-columns: 1fr;
        gap: var(--lemon-space-6);
        padding: 0 max(var(--lemon-space-3), 2vw);
    }

    .faq-item {
        padding: var(--lemon-space-6);
    }

    .contact-faq {
        padding: var(--lemon-space-16) 0;
    }

    .contact-location {
        padding: var(--lemon-space-16) 0;
    }

    .location-content {
        padding: 0 max(var(--lemon-space-3), 2vw);
    }

    .address-item {
        padding: var(--lemon-space-6);
        gap: var(--lemon-space-4);
    }

    #map-container,
    .map-placeholder {
        height: 300px;
    }
}

@media (max-width: 480px) {
    .lemon-contact-page .container {
        padding: 0 var(--lemon-space-3);
    }

    .contact-hero {
        padding: var(--lemon-space-12) 0;
        min-height: 40vh;
    }

    .hero-content {
        padding: 0 var(--lemon-space-2);
    }

    .hero-content h1 {
        font-size: clamp(1.75rem, 8vw, 2.5rem);
    }

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

    .info-grid {
        padding: 0 var(--lemon-space-2);
        gap: var(--lemon-space-4);
    }

    .info-card {
        padding: var(--lemon-space-8) var(--lemon-space-4);
    }

    .info-card h3 {
        font-size: 1.1rem;
    }

    .info-card p {
        font-size: 0.9rem;
    }

    .contact-form-container {
        padding: 0 var(--lemon-space-2);
    }

    .contact-form {
        padding: var(--lemon-space-8) var(--lemon-space-4);
    }

    .form-header h2 {
        font-size: clamp(1.5rem, 6vw, 2rem);
    }

    .form-header p {
        font-size: 1rem;
    }

    .option-content {
        padding: var(--lemon-space-4);
    }

    .option-content i {
        font-size: 20px;
    }

    .option-content strong {
        font-size: 0.9rem;
    }

    .option-content small {
        font-size: 0.8rem;
    }

    .form-group input,
    .form-group textarea,
    .form-group select {
        padding: 12px 14px;
        font-size: 0.95rem;
    }

    .btn {
        padding: 14px 28px;
        font-size: 0.95rem;
        min-width: 140px;
    }

    .btn-large {
        padding: 16px 32px;
        font-size: 1rem;
        min-width: 160px;
    }

    .faq-grid {
        padding: 0 var(--lemon-space-2);
        gap: var(--lemon-space-4);
    }

    .faq-item {
        padding: var(--lemon-space-4);
    }

    .faq-question h3 {
        font-size: 1rem;
    }

    .faq-answer {
        font-size: 0.9rem;
    }

    .location-content {
        padding: 0 var(--lemon-space-2);
    }

    .address-item {
        padding: var(--lemon-space-4);
        gap: var(--lemon-space-3);
    }

    .address-item i {
        font-size: 18px;
        width: 20px;
        height: 20px;
    }

    .address-content strong {
        font-size: 0.9rem;
    }

    .address-content p {
        font-size: 0.875rem;
    }

    .modal {
        padding: var(--lemon-space-4);
    }

    .modal-content {
        max-width: 90vw;
    }

    .modal-header,
    .modal-body,
    .modal-footer {
        padding-left: var(--lemon-space-6);
        padding-right: var(--lemon-space-6);
    }

    .success-icon {
        width: 60px;
        height: 60px;
    }

    .success-icon i {
        font-size: 24px;
    }

    .modal-header h3 {
        font-size: 1.25rem;
    }

    .qr-code-placeholder {
        width: 100px;
        height: 100px;
    }

    .qr-code-placeholder i {
        font-size: 24px;
    }
}

/* 表单输入动画效果 */
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    animation: inputFocus 0.3s ease-out;
}

@keyframes inputFocus {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.01);
    }
    100% {
        transform: scale(1);
    }
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}

/* 文本选择样式 */
::selection {
    background: rgba(79, 70, 229, 0.2);
    color: var(--lemon-text-primary);
}

::-moz-selection {
    background: rgba(79, 70, 229, 0.2);
    color: var(--lemon-text-primary);
}