/* 解决方案列表页样式 - PC端 */

/* 动态背景球 */
.bg-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px) saturate(1.2);
    opacity: 0.5;
    z-index: 0;
    transition: all 0.8s ease;
}

.bg-blob-1 {
    width: 550px;
    height: 550px;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--accent-color) 100%);
    top: -120px;
    right: -120px;
    animation: float 7s ease-in-out infinite;
}

.bg-blob-2 {
    width: 450px;
    height: 450px;
    background: linear-gradient(135deg, var(--gradient-end) 0%, var(--accent-color) 100%);
    bottom: 8%;
    left: -120px;
    animation: float 9s ease-in-out infinite reverse;
}

.bg-blob-3 {
    width: 350px;
    height: 350px;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--gradient-start) 100%);
    top: 45%;
    left: 28%;
    animation: float 11s ease-in-out infinite 2.5s;
}

/* 页面标题区域 */
.page-header {
    position: relative;
    padding: 162px 20px 54px;
    text-align: center;
    z-index: 1;
    background: radial-gradient(ellipse at 50% 50%, rgba(5, 175, 181, 0.05) 0%, transparent 70%);
}

.page-title {
    font-size: 56px;
    font-weight: 800;
    margin-top: -54px;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}

.page-subtitle {
    font-size: 24px;
    font-weight: 500;
    color: var(--text-secondary);
}

/* 解决方案区域 */
.solutions-section {
    position: relative;
    padding: 40px 20px 100px;
    z-index: 1;
}

.solutions-section .container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

/* 解决方案卡片 */
.solution-card {
    max-width: 100%;
    margin: 0;
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 26px;
    padding: 36px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    transition: all 0.45s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    box-shadow:
        0 4px 24px rgba(0, 0, 0, 0.06),
        0 1px 2px rgba(0, 0, 0, 0.04);
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.solution-card:hover {
    transform: translateY(-8px) scale(1.01);
    box-shadow:
        0 16px 48px rgba(0, 0, 0, 0.12),
        0 4px 12px rgba(0, 0, 0, 0.08);
    background: rgba(255, 255, 255, 0.88);
}

.solution-icon {
    font-size: 56px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(5, 175, 181, 0.1) 0%, rgba(5, 175, 181, 0.05) 100%);
    border-radius: 20px;
    filter: drop-shadow(0 4px 12px rgba(5, 175, 181, 0.2));
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.solution-card:hover .solution-icon {
    transform: scale(1.15) rotate(5deg);
    filter: drop-shadow(0 8px 20px rgba(5, 175, 181, 0.3));
}

.solution-content {
    flex: 1;
}

.solution-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-main);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.solution-desc {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 24px;
}

/* 解决方案功能列表 */
.solution-features {
    list-style: none;
    margin-bottom: 28px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.solution-features li {
    font-size: 14px;
    padding: 8px 16px;
    background: rgba(5, 175, 181, 0.08);
    color: var(--primary-color);
    border-radius: 20px;
    font-weight: 500;
    border: 1px solid rgba(5, 175, 181, 0.15);
}

/* 解决方案统计数据 */
.solution-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 32px;
    padding: 24px;
    background: rgba(5, 175, 181, 0.05);
    border-radius: 16px;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 8px;
    display: block;
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
}

/* CTA区域 */
.cta-section {
    padding: 60px 20px 100px;
    position: relative;
}

.cta-card {
    max-width: 900px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(32px) saturate(200%);
    -webkit-backdrop-filter: blur(32px) saturate(200%);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 32px;
    padding: 64px;
    text-align: center;
    box-shadow:
        0 16px 56px rgba(0, 0, 0, 0.1),
        0 4px 16px rgba(0, 0, 0, 0.06),
        inset 0 1px 0 rgba(255, 255, 255, 0.5);
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.9), transparent);
}

.cta-title {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.cta-desc {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* 动画 */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

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

.fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
    opacity: 0;
}

.delay-1s { animation-delay: 0.2s; }
.delay-2s { animation-delay: 0.4s; }
.delay-3s { animation-delay: 0.6s; }

/* 响应式设计 */
@media (max-width: 1024px) {
    .solutions-section .container {
        grid-template-columns: 1fr;
    }

    .solution-card {
        padding: 36px;
        gap: 28px;
    }

    .solution-icon {
        font-size: 60px;
    }

    .solution-title {
        font-size: 28px;
    }

    .solution-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
        padding: 20px;
    }

    .stat-number {
        font-size: 24px;
    }
}

@media (max-width: 768px) {
    .page-title {
        font-size: 42px;
    }

    .page-subtitle {
        font-size: 18px;
    }

    .page-header {
        padding: 140px 20px 80px;
    }

    .solution-icon {
        font-size: 56px;
        padding-top: 0;
        align-self: center;
    }

    .solution-title {
        font-size: 24px;
    }

    .solution-features {
        justify-content: center;
    }

    .solution-stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .cta-card {
        padding: 40px 24px;
    }

    .cta-title {
        font-size: 32px;
    }

    .cta-buttons {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .page-title {
        font-size: 36px;
    }

    .solution-card {
        padding: 24px;
    }

    .cta-title {
        font-size: 28px;
    }

    .cta-desc {
        font-size: 16px;
    }
}