/* ==================== Solution Page Styles ==================== */
.container { max-width: 1400px; margin: 0 auto; padding: 0 24px; }
.hero-banner { position: relative; height: 480px; margin-top: 70px; overflow: hidden; display: flex; align-items: center; justify-content: center; background: #0a1a3a; }
.hero-bg { position: absolute; inset: 0; z-index: 1; background: linear-gradient(135deg, #0a1a3a 0%, #1a3a6e 50%, #0d2a5e 100%); }
.hero-bg::before { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse at 60% 40%, rgba(24,144,255,0.3) 0%, transparent 50%); }
.hero-bg::after { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px); background-size: 40px 40px; }
.hero-content { position: relative; z-index: 2; text-align: center; color: #fff; }
.hero-content h1 { font-size: 42px; font-weight: 700; margin-bottom: 16px; letter-spacing: 2px; }
.title-line { display: block; width: 40px; height: 3px; background: #1890ff; margin: 0 auto 16px; border-radius: 2px; }
.hero-content p { font-size: 18px; color: rgba(255,255,255,0.85); font-weight: 300; }

.solution-section { padding: 80px 0; background: #fff; }
.section-title { display: flex; flex-direction: column; gap: 4px; margin-bottom: 50px; }
.section-title.center { align-items: center; text-align: center; }
.section-title .title-en { font-size: 14px; color: #1890ff; font-weight: 600; letter-spacing: 2px; }
.section-title .title-cn { font-size: 28px; color: #1a2a45; font-weight: 700; }

.solution-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}
.solution-card {
    background: #f0f5fb;
    border-radius: 12px;
    padding: 40px 36px 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    align-items: stretch;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    min-height: 380px;
}
.solution-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(24, 144, 255, 0.12);
    background: #ebf3fc;
}
.solution-info {
    display: flex;
    flex-direction: column;
    padding-bottom: 40px;
}
.solution-title {
    font-size: 22px;
    font-weight: 700;
    color: #1a2a45;
    margin-bottom: 12px;
    line-height: 1.4;
}
.solution-subtitle {
    font-size: 13px;
    color: #666;
    line-height: 1.7;
    margin-bottom: 22px;
    padding-bottom: 18px;
    border-bottom: 1px dashed #d6e0ed;
}
.solution-pain {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.pain-tag {
    display: inline-block;
    align-self: flex-start;
    background: #1890ff;
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 3px;
    letter-spacing: 1px;
}
.solution-pain p {
    font-size: 12.5px;
    color: #555;
    line-height: 1.8;
}
.solution-illu {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    align-self: flex-end;
}
.solution-illu img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.4s ease;
}
.solution-card:hover .solution-illu img {
    transform: translateY(-6px);
}

/* Case Slider */
.case-section { padding: 80px 0; background: #f8fbff; }
.case-section .container {
    max-width: 100%;
    padding: 0;
}
.case-section .section-title {
    padding: 0 24px;
}
.case-slider {
    
    margin: 0 0 30px;
    position: relative;
}
.case-track {
    display: flex;
    gap: 20px;
    padding: 0;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}
.case-card {
    flex: 0 0 calc((100% - 40px) / 3);
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    cursor: pointer;
}
.case-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(24, 144, 255, 0.15);
}
.case-image {
    width: 100%;
    height: 240px;
    overflow: hidden;
    background: #f4f8ff;
    position: relative;
}
.case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.case-card:hover .case-image img {
    transform: scale(1.05);
}
.case-info {
    padding: 18px 20px 22px;
}
.case-tags {
    display: flex;
    gap: 8px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}
.case-tag {
    display: inline-block;
    padding: 2px 10px;
    background: #e6f7ff;
    color: #1890ff;
    font-size: 11px;
    border-radius: 3px;
    font-weight: 500;
}
.case-title {
    font-size: 15px;
    color: #1a2a45;
    line-height: 1.5;
    font-weight: 600;
}
.case-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 24px;
}
.case-dot {
    width: 32px;
    height: 4px;
    background: #d0d8e0;
    border-radius: 2px;
    cursor: pointer;
    transition: all 0.3s ease;
}
.case-dot.active {
    background: #1890ff;
    width: 40px;
}
.case-dot:hover {
    background: #91c8ff;
}

/* CTA */
.cta-section { padding: 80px 0; 
    /*background: linear-gradient(135deg, #f0f9ff 0%, #e6f7ff 100%); */
    text-align: center; }
.cta-section h2 { font-size: 28px; color: #1a2a45; margin-bottom: 16px; font-weight: 600; }
.cta-section p { color: #666; font-size: 14px; margin-bottom: 32px; }
.cta-btn { display: inline-flex; align-items: center; gap: 12px; padding: 12px 40px; background: #1890ff; color: #fff; border-radius: 30px; font-size: 15px; transition: all 0.3s ease; }
.cta-btn span { width: 24px; height: 24px; background: rgba(255,255,255,0.2); border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-size: 12px; }
.cta-btn:hover { background: #096dd9; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(24,144,255,0.3); }

@media (max-width: 1024px) {
    .solution-grid { grid-template-columns: 1fr; gap: 24px; }
    .solution-card { grid-template-columns: 1fr 1fr; padding: 32px 28px 0; min-height: 340px; }
    .solution-title { font-size: 20px; }
    .case-card { flex: 0 0 calc((100% - 20px) / 2); }
}
@media (max-width: 768px) {
    .hero-banner { height: 320px; margin-top: 60px; }
    .hero-content h1 { font-size: 28px; }
    .solution-card { grid-template-columns: 1fr; padding: 28px 24px; min-height: 0; }
    .solution-illu { margin-top: 8px; }
    .cta-section h2 { font-size: 20px; }
    .case-card { flex: 0 0 100%; }
    .case-image { height: 180px; }
}