/* 产品介绍页面专用样式 */

/* 页面英雄区块 */
.page-hero {
    background: var(--bg-gradient);
    color: white;
    padding: 6rem 0 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.badge-icon {
    font-size: 1.2rem;
}

.badge-text {
    font-weight: 600;
    font-size: 0.9rem;
}

.hero-highlight {
    display: block;
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #ffffff 0%, #f0f4ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    display: block;
    font-size: 1.5rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1rem;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.hero-feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 0.75rem 1.25rem;
    border-radius: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.hero-feature-item:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.feature-icon {
    font-size: 1.3rem;
}

.feature-text {
    font-weight: 600;
    white-space: nowrap;
}

/* 产品形式区块 */
.product-format {
    padding: 5rem 0;
    background: var(--bg-secondary);
}

.format-content {
    max-width: 1000px;
    margin: 0 auto;
}

.format-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 3rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(229, 231, 235, 0.8);
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    overflow: hidden;
}

.format-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--bg-gradient);
}

.format-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.format-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.format-description p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.format-features {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    text-align: left;
}

.format-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-sm);
    font-weight: 500;
    color: var(--text-primary);
    transition: var(--transition);
}

.format-features li:hover {
    background: rgba(102, 126, 234, 0.1);
    transform: translateX(4px);
}

/* 版本对比 */
.version-comparison {
    margin-top: 4rem;
}

.comparison-header {
    text-align: center;
    margin-bottom: 3rem;
}

.comparison-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.comparison-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.version-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(229, 231, 235, 0.8);
    transition: var(--transition);
}

.version-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.version-header {
    padding: 2rem;
    text-align: center;
    position: relative;
}

.version-card:first-child .version-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.version-card:last-child .version-header {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.version-flag {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.version-name {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.version-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.3rem 0.8rem;
    border-radius: 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.version-features {
    padding: 2rem;
}

.feature-group {
    margin-bottom: 2rem;
}

.feature-group:last-child {
    margin-bottom: 0;
}

.feature-group h5 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
    display: inline-block;
}

.feature-group ul {
    list-style: none;
}

.feature-group li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.feature-group li::before {
    content: '✓';
    color: var(--success-color);
    font-weight: bold;
    font-size: 1.1rem;
}

/* 适用范围区块 */
.suitability {
    padding: 5rem 0;
    background: white;
}

.suitability-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.suitable-card,
.unsuitable-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(229, 231, 235, 0.8);
    transition: var(--transition);
}

.suitable-card {
    border-left: 4px solid var(--success-color);
}

.unsuitable-card {
    border-left: 4px solid var(--warning-color);
}

.suitable-card:hover,
.unsuitable-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.card-header {
    padding: 2rem 2rem 1rem;
    text-align: center;
}

.card-header.suitable {
    background: linear-gradient(135deg, rgba(56, 161, 105, 0.1) 0%, rgba(56, 161, 105, 0.05) 100%);
}

.card-header.unsuitable {
    background: linear-gradient(135deg, rgba(237, 137, 54, 0.1) 0%, rgba(237, 137, 54, 0.05) 100%);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.card-content {
    padding: 1rem 2rem 2rem;
}

.main-point {
    text-align: center;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-sm);
}

.main-point strong {
    font-size: 1.2rem;
    color: var(--text-primary);
    display: block;
    margin-bottom: 0.5rem;
}

.point-desc {
    color: var(--text-secondary);
    font-size: 1rem;
}

.scenario-list {
    list-style: none;
}

.scenario-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    margin-bottom: 0.5rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.scenario-list li:hover {
    background: var(--bg-secondary);
    transform: translateX(4px);
}

.scenario-icon {
    font-size: 1.5rem;
    margin-top: 0.2rem;
}

.scenario-list strong {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.scenario-list p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.4;
}

/* 产品价值区块 */
.product-value {
    padding: 5rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.product-value::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

.product-value .container {
    position: relative;
    z-index: 2;
}

.product-value .section-title {
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.product-value .section-title::after {
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.8) 50%, transparent 100%);
}

.product-value .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.value-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.value-category {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(229, 231, 235, 0.8);
    transition: var(--transition);
}

.value-category:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.category-header {
    padding: 2rem;
    text-align: center;
    position: relative;
}

.category-header.cost {
    background: linear-gradient(135deg, #ed8936 0%, #f56500 100%);
    color: white;
}

.category-header.revenue {
    background: linear-gradient(135deg, #38a169 0%, #2f855a 100%);
    color: white;
}

.category-header.risk {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.category-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.category-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.category-subtitle {
    font-size: 1rem;
    opacity: 0.9;
}

.value-content {
    padding: 2rem;
}

.value-point {
    margin-bottom: 2rem;
}

.value-point:last-child {
    margin-bottom: 0;
}

.point-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.point-details {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: var(--border-radius-sm);
}

.point-desc {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.formula, .example {
    margin-bottom: 1rem;
    padding: 1rem;
    background: white;
    border-radius: var(--border-radius-sm);
    border-left: 4px solid var(--primary-color);
}

.formula-label, .example-label {
    font-weight: 600;
    color: var(--primary-color);
    margin-right: 0.5rem;
}

.benefit-list {
    list-style: none;
    margin-top: 1rem;
}

.benefit-list li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.benefit-list li::before {
    content: '✓';
    color: var(--success-color);
    font-weight: bold;
}

.comparison {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1rem;
    align-items: center;
    margin-top: 1rem;
}

.comparison-item {
    padding: 1rem;
    border-radius: var(--border-radius-sm);
    text-align: center;
}

.comparison-item.before {
    background: rgba(237, 137, 54, 0.1);
}

.comparison-item.after {
    background: rgba(56, 161, 105, 0.1);
}

.comparison-label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.comparison-vs {
    font-weight: 700;
    color: var(--primary-color);
    font-size: 1.2rem;
}

.risk-calculation {
    background: white;
    padding: 1rem;
    border-radius: var(--border-radius-sm);
    margin-top: 1rem;
}

.highlight {
    color: var(--success-color);
    font-weight: 600;
}

.benefit-levels {
    margin: 1rem 0;
}

.level-item {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    padding: 0.5rem;
    background: white;
    border-radius: var(--border-radius-sm);
}

.level {
    font-weight: 600;
    color: var(--primary-color);
    min-width: 3rem;
}

.key-point {
    font-weight: 600;
    color: var(--text-primary);
    background: var(--bg-gradient);
    color: white;
    padding: 1rem;
    border-radius: var(--border-radius-sm);
    text-align: center;
    margin-top: 1rem;
}

/* 合作流程区块 */
.cooperation-process {
    padding: 5rem 0;
    background: white;
}

.process-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.process-step {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    border: 2px solid rgba(229, 231, 235, 0.8);
    transition: var(--transition);
    flex: 1;
    min-width: 200px;
    max-width: 250px;
}

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

.step-number {
    width: 3rem;
    height: 3rem;
    background: var(--bg-gradient);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.step-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.step-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.step-button {
    background: var(--bg-gradient);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-sm);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
}

.step-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.step-features {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.feature-tag {
    background: rgba(102, 126, 234, 0.1);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.8rem;
    font-weight: 500;
}

.process-arrow {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 700;
}

/* 为什么需要预约演示 */
.why-demo {
    padding: 5rem 0;
    background: var(--bg-secondary);
}

.demo-reasons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.reason-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(229, 231, 235, 0.8);
    transition: var(--transition);
}

.reason-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.reason-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: block;
}

.reason-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.reason-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

.demo-cta {
    text-align: center;
    margin-top: 4rem;
    padding: 4rem 3rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.demo-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="demogrid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23demogrid)"/></svg>');
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

.cta-title {
    font-size: 2rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.cta-description {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    font-size: 1.1rem;
    line-height: 1.6;
    position: relative;
    z-index: 2;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.demo-cta .btn-primary {
    position: relative;
    z-index: 2;
    background: rgba(255, 255, 255, 0.95);
    color: var(--primary-color);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    font-weight: 700;
    font-size: 1.1rem;
    padding: 1rem 2.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.demo-cta .btn-primary:hover {
    background: white;
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.8);
}

/* 价格方案区块 */
.pricing {
    padding: 5rem 0;
    background: white;
}

.pricing-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.highlight-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.highlight-item:hover {
    background: rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

.highlight-icon {
    font-size: 2rem;
    margin-top: 0.2rem;
}

.highlight-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.highlight-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* 价格计算器 */
.price-calculator {
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    padding: 3rem;
    margin: 3rem 0;
}

.calculator-header {
    text-align: center;
    margin-bottom: 2rem;
}

.calculator-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.calculator-subtitle {
    color: var(--text-secondary);
}

.calculator-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.input-group {
    margin-bottom: 2rem;
}

.input-group label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.input-group input[type="range"] {
    width: 100%;
    margin-bottom: 0.5rem;
}

.input-value {
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-weight: 600;
    font-size: 0.9rem;
}

.input-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid rgba(229, 231, 235, 0.8);
    border-radius: var(--border-radius-sm);
    background: white;
    font-size: 1rem;
}

.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.5rem;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
    cursor: pointer;
}

.checkbox-item:hover {
    background: rgba(102, 126, 234, 0.1);
}

.result-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.result-title {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.result-plan {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.result-price {
    margin-bottom: 2rem;
}

.price-annual {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.price-period {
    color: var(--text-secondary);
    font-size: 1rem;
}

.result-details {
    margin-bottom: 2rem;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(229, 231, 235, 0.5);
}

.detail-item:last-child {
    border-bottom: none;
}

.consult-button {
    background: var(--bg-gradient);
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
}

.consult-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* 评估结果样式 */
.assessment-result {
    text-align: center;
    padding: 2rem 1rem;
}

.result-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.result-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.business-metrics {
    margin: 2rem 0;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-sm);
}

.metric-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(229, 231, 235, 0.5);
}

.metric-item:last-child {
    border-bottom: none;
}

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

.metric-value {
    font-weight: 700;
    color: var(--primary-color);
}

/* 弹窗样式 */
.consultation-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    backdrop-filter: blur(5px);
}

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

.modal-content {
    background: white;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 800px;
    height: 80%;
    max-height: 600px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid rgba(229, 231, 235, 0.8);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-gradient);
    color: white;
}

.modal-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: white;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.modal-body {
    padding: 0;
    height: calc(100% - 80px);
}

.consultation-iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

.loading-iframe {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    flex-direction: column;
    color: var(--text-secondary);
}

.loading-iframe .loading-spinner {
    width: 3rem;
    height: 3rem;
    border: 3px solid rgba(102, 126, 234, 0.1);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.pricing-note {
    background: rgba(102, 126, 234, 0.1);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* 价格咨询区块样式 */
.pricing-consultation {
    background: white;
    border-radius: var(--border-radius);
    padding: 3rem;
    margin-top: 3rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(229, 231, 235, 0.8);
    position: relative;
    overflow: hidden;
}

.pricing-consultation::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--bg-gradient);
}

.consultation-header {
    text-align: center;
    margin-bottom: 3rem;
}

.consultation-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.consultation-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

.consultation-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.consultation-feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.consultation-feature:hover {
    background: rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

.feature-icon-box {
    width: 3rem;
    height: 3rem;
    background: var(--bg-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
}

.feature-icon-box .feature-icon {
    font-size: 1.3rem;
}

.feature-content {
    flex: 1;
}

.feature-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.feature-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

.consultation-cta {
    text-align: center;
}

.consultation-button {
    background: var(--bg-gradient);
    color: white;
    border: none;
    padding: 1.2rem 2.5rem;
    border-radius: var(--border-radius-sm);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
    text-decoration: none;
}

.consultation-button::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 0.6s;
}

.consultation-button:hover::before {
    left: 100%;
}

.consultation-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    color: white;
    text-decoration: none;
}

.consultation-button .button-icon {
    font-size: 1.2rem;
}

.consultation-button .button-arrow {
    font-size: 1.1rem;
    transition: transform 0.3s ease;
}

.consultation-button:hover .button-arrow {
    transform: translateX(3px);
}

.consultation-note {
    margin-top: 1.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* 常见问题 */
.product-faq {
    padding: 5rem 0;
    background: var(--bg-secondary);
}

.product-faq .faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.product-faq .faq-item {
    margin-bottom: 1rem;
    border: 1px solid rgba(229, 231, 235, 0.8);
    border-radius: var(--border-radius);
    overflow: hidden;
    background: white;
    transition: var(--transition);
}

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

.product-faq .faq-question {
    background: none;
    border: none;
    width: 100%;
    padding: 1.5rem;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.product-faq .faq-question:hover {
    background: var(--bg-secondary);
}

.product-faq .faq-icon {
    font-size: 1.2rem;
    transition: var(--transition);
    color: var(--primary-color);
}

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

.product-faq .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.product-faq .faq-answer-content {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.product-faq .faq-item.active .faq-answer {
    max-height: 300px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero-highlight {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-features {
        gap: 1rem;
    }
    
    .hero-feature-item {
        padding: 0.5rem 1rem;
    }
    
    .format-card {
        padding: 2rem 1.5rem;
    }
    
    .format-features {
        grid-template-columns: 1fr;
    }
    
    .comparison-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .version-card {
        min-width: unset;
    }
    
    .suitability-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .suitable-card,
    .unsuitable-card {
        min-width: unset;
    }
    
    .card-header,
    .card-content {
        padding: 1.5rem;
    }
    
    .scenario-list li {
        flex-direction: column;
        gap: 0.5rem;
        text-align: left;
    }
    
    .scenario-icon {
        font-size: 2rem;
        text-align: center;
    }
    
    .value-categories {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        flex-direction: column;
        gap: 1rem;
    }
    
    .process-arrow {
        transform: rotate(90deg);
    }
    
    .demo-reasons {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .pricing-highlights {
        grid-template-columns: 1fr;
    }
    
    .calculator-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .comparison {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .comparison-vs {
        order: 2;
    }
    
    /* 移动端弹窗优化 */
    .modal-content {
        width: 95%;
        height: 90%;
        max-height: 90vh;
    }
    
    .modal-header {
        padding: 1rem;
    }
    
    .modal-title {
        font-size: 1.1rem;
    }
    
    /* 移动端评估器优化 */
    .calculator-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .assessment-result {
        padding: 1.5rem 1rem;
    }
    
    .result-icon {
        font-size: 2.5rem;
    }
    
    .business-metrics {
        margin: 1.5rem 0;
        padding: 1rem;
    }
    
    .metric-item {
        padding: 0.5rem 0;
    }
    
    /* 移动端专属演示卡片优化 */
    .demo-cta {
        padding: 3rem 2rem;
        margin-top: 3rem;
    }
    
    .cta-title {
        font-size: 1.6rem;
        margin-bottom: 1rem;
    }
    
    .cta-description {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    
    .demo-cta .btn-primary {
        padding: 0.9rem 2rem;
        font-size: 1rem;
    }
    
    /* 移动端价格咨询区块优化 */
    .pricing-consultation {
        padding: 2rem 1.5rem;
        margin-top: 2rem;
    }
    
    .consultation-title {
        font-size: 1.5rem;
    }
    
    .consultation-subtitle {
        font-size: 1rem;
    }
    
    .consultation-features {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-bottom: 2rem;
    }
    
    .consultation-feature {
        padding: 1rem;
    }
    
    .feature-icon-box {
        width: 2.5rem;
        height: 2.5rem;
    }
    
    .feature-icon-box .feature-icon {
        font-size: 1.1rem;
    }
    
    .feature-title {
        font-size: 1rem;
    }
    
    .feature-desc {
        font-size: 0.9rem;
    }
    
    .consultation-button {
        padding: 1rem 2rem;
        font-size: 1rem;
    }
}