/* 商业空间设计页面样式 - 高端奢华风格 */

/* 业务介绍区域 */
.business-intro {
    padding: 120px 0;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    position: relative;
    overflow: hidden;
}

.business-intro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(244,130,31,0.05)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.business-intro .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.business-intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.business-intro-text h2 {
    font-size: 56px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 30px;
    line-height: 1.2;
    background: linear-gradient(135deg, #ffffff, #f4821f);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.business-intro-text p {
    font-size: 18px;
    line-height: 1.8;
    color: #cccccc;
    margin-bottom: 20px;
}

.business-intro-image {
    position: relative;
    height: 550px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(244, 130, 31, 0.3);
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform 0.5s ease;
}

.business-intro-image:hover {
    transform: perspective(1000px) rotateY(0deg);
}

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

/* 项目数据统计 */
.project-stats {
    padding: 100px 0;
    background: linear-gradient(135deg, #f4821f, #ff9d42, #ffb366);
    color: #ffffff;
    position: relative;
    overflow: hidden;
}

.project-stats::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1), transparent);
    top: -300px;
    right: -300px;
    border-radius: 50%;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.stat-item {
    text-align: center;
    padding: 30px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.stat-number {
    font-size: 64px;
    font-weight: 700;
    margin-bottom: 10px;
    display: block;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.stat-label {
    font-size: 18px;
    opacity: 0.95;
    font-weight: 500;
}

/* 核心优势区域 */
.core-advantages {
    padding: 120px 0;
    background: #ffffff;
    position: relative;
}

.core-advantages .section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 80px;
}

.core-advantages .section-header h2 {
    font-size: 52px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 20px;
    position: relative;
    display: inline-block;
}

.core-advantages .section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #f4821f, #ff9d42);
    border-radius: 2px;
}

.core-advantages .section-header p {
    font-size: 20px;
    color: #666;
    line-height: 1.8;
    margin-top: 30px;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.advantage-card {
    background: linear-gradient(135deg, #ffffff, #f8f9fa);
    padding: 50px 40px;
    border-radius: 16px;
    transition: all 0.4s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #f4821f, #ff9d42);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

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

.advantage-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 30px 80px rgba(244, 130, 31, 0.15);
    border-color: #f4821f;
}

.advantage-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, #f4821f, #ff9d42);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 30px;
    font-size: 40px;
    color: #ffffff;
    box-shadow: 0 10px 30px rgba(244, 130, 31, 0.3);
    transition: all 0.3s ease;
}

.advantage-card:hover .advantage-icon {
    transform: rotateY(360deg);
}

.advantage-card h3 {
    font-size: 26px;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 15px;
}

.advantage-card p {
    font-size: 16px;
    line-height: 1.8;
    color: #666;
}

/* 服务类型展示 */
.service-types {
    padding: 120px 0;
    background: linear-gradient(135deg, #f8f9fa, #ffffff);
}

.service-types .section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 80px;
}

.service-types .section-header h2 {
    font-size: 52px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 20px;
}

.service-types .section-header p {
    font-size: 20px;
    color: #666;
    line-height: 1.8;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.service-card {
    position: relative;
    height: 400px;
    border-radius: 20px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.4s ease;
}

.service-card:hover {
    transform: scale(1.03);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.2);
}

.service-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.service-card:hover .service-card-image {
    transform: scale(1.1);
}

.service-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
}

.service-card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 40px;
    color: #ffffff;
    z-index: 2;
}

.service-card-content h3 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 15px;
}

.service-card-content p {
    font-size: 16px;
    line-height: 1.6;
    opacity: 0.9;
}

.service-card-icon {
    position: absolute;
    top: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: rgba(244, 130, 31, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    z-index: 3;
}

/* 设计流程区域 */
.design-process {
    padding: 120px 0;
    background: linear-gradient(135deg, #1a1a1a, #2d2d2d);
    color: #ffffff;
    position: relative;
    overflow: hidden;
}

.design-process::before {
    content: '';
    position: absolute;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(244, 130, 31, 0.08), transparent);
    border-radius: 50%;
}

.design-process .section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 80px;
    position: relative;
    z-index: 1;
}

.design-process .section-header h2 {
    font-size: 52px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 20px;
    position: relative;
    display: inline-block;
}

.design-process .section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, #f4821f, #ff9d42);
    border-radius: 2px;
    box-shadow: 0 0 20px rgba(244, 130, 31, 0.5);
}

.design-process .section-header p {
    font-size: 20px;
    color: #cccccc;
    line-height: 1.8;
    margin-top: 30px;
}

.process-steps {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 30px;
    position: relative;
    z-index: 1;
}

.process-step {
    text-align: center;
    position: relative;
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.process-step:nth-child(1) { animation-delay: 0.1s; }
.process-step:nth-child(2) { animation-delay: 0.2s; }
.process-step:nth-child(3) { animation-delay: 0.3s; }
.process-step:nth-child(4) { animation-delay: 0.4s; }
.process-step:nth-child(5) { animation-delay: 0.5s; }

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

.process-step::after {
    content: '→';
    position: absolute;
    top: 60px;
    right: -25px;
    font-size: 32px;
    color: #f4821f;
    font-weight: 700;
    text-shadow: 0 0 20px rgba(244, 130, 31, 0.5);
    animation: arrowPulse 2s ease-in-out infinite;
}

@keyframes arrowPulse {
    0%, 100% {
        opacity: 0.6;
        transform: translateX(0);
    }
    50% {
        opacity: 1;
        transform: translateX(5px);
    }
}

.process-step:last-child::after {
    display: none;
}

.process-step-number {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #f4821f, #ff9d42);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    box-shadow: 0 15px 40px rgba(244, 130, 31, 0.4);
    transition: all 0.5s ease;
    border: 4px solid rgba(255, 255, 255, 0.1);
    position: relative;
}

.process-step-number::before {
    content: '';
    position: absolute;
    inset: -8px;
    border-radius: 50%;
    border: 2px solid transparent;
    background: linear-gradient(135deg, #f4821f, #ff9d42) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.process-step:hover .process-step-number {
    transform: scale(1.15) rotateY(360deg);
    box-shadow: 0 20px 60px rgba(244, 130, 31, 0.6);
}

.process-step:hover .process-step-number::before {
    opacity: 1;
}

.process-step-number span {
    font-size: 48px;
    font-weight: 700;
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.process-step h3 {
    font-size: 20px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.process-step h3::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: -5px;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #f4821f, #ff9d42);
    transition: width 0.3s ease;
}

.process-step:hover h3::after {
    width: 100%;
}

.process-step p {
    font-size: 14px;
    color: #cccccc;
    line-height: 1.6;
    margin-top: 15px;
}

/* 成功案例数据 */
.success-data {
    padding: 100px 0;
    background: linear-gradient(135deg, #ffffff, #f8f9fa);
}

.success-data .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.success-data h2 {
    text-align: center;
    font-size: 52px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 80px;
}

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

.success-item {
    text-align: center;
    padding: 50px 30px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.success-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(244, 130, 31, 0.15);
}

.success-item-icon {
    font-size: 56px;
    margin-bottom: 20px;
}

.success-item h3 {
    font-size: 24px;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 15px;
}

.success-item p {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .business-intro-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .business-intro-image {
        transform: none;
        height: 400px;
    }

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

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

    .process-steps {
        grid-template-columns: repeat(3, 1fr);
        gap: 40px;
    }

    .process-step::after {
        display: none;
    }

    .stats-grid,
    .success-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .business-intro,
    .core-advantages,
    .service-types,
    .design-process,
    .success-data {
        padding: 60px 0;
    }

    .business-intro-text h2,
    .core-advantages .section-header h2,
    .service-types .section-header h2,
    .design-process .section-header h2,
    .success-data h2 {
        font-size: 36px;
    }

    .advantages-grid,
    .stats-grid,
    .success-grid,
    .process-steps {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .business-intro-image {
        height: 300px;
    }

    .service-card {
        height: 300px;
    }

    .stat-number {
        font-size: 48px;
    }

    .process-step-number {
        width: 100px;
        height: 100px;
    }

    .process-step-number span {
        font-size: 40px;
    }
}