/* ===== Automation Page Styles ===== */

.auto-hero {
    padding: 140px 0 60px;
    background: linear-gradient(135deg, #fff4e6 0%, #fff 50%, var(--primary-light) 100%);
    text-align: center;
}

.auto-hero h1 {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text);
}

.auto-hero-subtitle {
    font-size: clamp(15px, 2vw, 18px);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 24px;
    line-height: 1.6;
}

.auto-hero-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 32px;
}

.auto-hero-tag {
    display: inline-flex;
    align-items: center;
    padding: 6px 16px;
    background: white;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.auto-hero-tag .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    margin-right: 8px;
    flex-shrink: 0;
}

.auto-section {
    padding: 80px 0 100px;
    background: var(--bg);
}

/* 5×2 Product Grid */
.auto-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.auto-card {
    background: white;
    border-radius: var(--radius);
    padding: 28px 24px;
    border: 1px solid var(--border);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    min-height: 200px;
}

.auto-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-light);
}

.auto-icon {
    margin-bottom: 14px;
}

.auto-icon-svg {
    width: 40px;
    height: 40px;
    stroke: var(--primary);
    stroke-width: 1.5;
}

.auto-card h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text);
}

.auto-card > p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 12px;
    line-height: 1.5;
}

.auto-list {
    list-style: none;
    margin-bottom: 16px;
    flex-grow: 1;
    text-align: left;
    width: 100%;
}

.auto-list li {
    padding: 5px 0;
    color: var(--text-secondary);
    font-size: 12px;
    border-bottom: 1px solid var(--border-light);
    position: relative;
    padding-left: 16px;
}

.auto-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

.auto-list li:last-child {
    border-bottom: none;
}

.btn-card {
    width: 100%;
    margin-top: auto;
    background: var(--primary-light);
    color: var(--primary);
    padding: 10px 16px;
    font-size: 14px;
}

.btn-card:hover {
    background: var(--primary);
    color: white;
}

/* ===== Brands Wall ===== */
.brands-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.brands-wall {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    max-width: 1000px;
    margin: 0 auto;
}

.brand-cell {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    background: white;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    transition: var(--transition);
    min-height: 80px;
    text-align: center;
}

.brand-cell img {
    max-height: 40px;
    max-width: 100%;
    object-fit: contain;
    display: block;
}

.brand-cell:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* ===== Industries ===== */
.industries-section {
    padding: 80px 0;
    background: var(--bg);
}

.industries-row {
    display: flex;
    flex-wrap: nowrap;
    justify-content: center;
    align-items: flex-start;
    gap: 0;
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
}

/* 水平连接线 */
.industries-row::before {
    content: '';
    position: absolute;
    top: 40px;
    left: calc(100% / 12);
    right: calc(100% / 12);
    height: 3px;
    background: linear-gradient(90deg, 
        var(--primary-light) 0%, 
        var(--primary) 20%, 
        var(--accent) 50%, 
        var(--primary) 80%, 
        var(--primary-light) 100%);
    border-radius: 2px;
    opacity: 0.35;
    z-index: 0;
}

.industry-card {
    flex: 1 1 0;
    max-width: 150px;
    min-width: 100px;
    background: white;
    border-radius: 14px;
    border: 1px solid var(--border);
    overflow: hidden;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
    position: relative;
    z-index: 1;
    margin: 0 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.industry-icon-wrap {
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-light) 0%, #fff 100%);
    overflow: hidden;
    position: relative;
}

.industry-icon-wrap img {
    width: 100%;
    height: 70px;
    object-fit: cover;
    object-position: center;
    display: block;
    opacity: 0.75;
    transition: all 0.4s ease;
    filter: saturate(0.85);
}

.industry-card:hover .industry-icon-wrap img {
    opacity: 1;
    transform: scale(1.08);
    filter: saturate(1);
}

.industry-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 32px rgba(0,0,0,0.1);
    border-color: var(--primary-light);
}

.industry-card h4 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    padding: 14px 10px 16px;
    margin: 0;
    letter-spacing: 0.3px;
}

/* 响应式：平板以下改为 3+3 两行 */
@media (max-width: 768px) {
    .industries-row {
        flex-wrap: wrap;
        gap: 20px 12px;
    }
    .industries-row::before {
        display: none;
    }
    .industry-card {
        flex: 0 0 calc(33.333% - 16px);
        max-width: none;
        min-width: auto;
        margin: 0;
    }

    .industry-icon-wrap {
        height: 90px;
    }
    .industry-icon-wrap img {
        height: 90px;
    }
}

/* 小屏手机改为 2 列 */
@media (max-width: 480px) {
    .industry-card {
        flex: 0 0 calc(50% - 10px);
    }
}

/* ===== Advantages Row ===== */
.advantages-section {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
}

.advantages-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 32px 48px;
    max-width: 1100px;
    margin: 0 auto;
}

.advantage-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 500;
    white-space: nowrap;
}

.advantage-check {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    flex-shrink: 0;
}

/* ===== RFQ Section ===== */
.rfq-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.rfq-header {
    text-align: center;
    margin-bottom: 40px;
}

.rfq-header h2 {
    font-size: clamp(28px, 3vw, 36px);
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text);
}

.rfq-header p {
    font-size: 16px;
    color: var(--text-secondary);
}

.rfq-form-wrapper {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: var(--radius);
    padding: 40px;
    border: 1px solid var(--border);
}

.rfq-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
}

.form-group input,
.form-group textarea {
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
    background: white;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-light);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* ===== Contacts Bar ===== */
.contacts-section {
    padding: 60px 0;
    background: var(--bg);
}

.contacts-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 900px;
    margin: 0 auto;
}

.contact-card {
    text-align: center;
    padding: 28px 20px;
    background: white;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
    border-color: var(--primary-light);
}

.contact-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
}

.contact-icon.whatsapp { background: #25D366; }
.contact-icon.telegram { background: #0088cc; }
.contact-icon.email { background: #EA4335; }
.contact-icon.wechat { background: #07C160; }

.contact-icon svg {
    width: 24px;
    height: 24px;
}

.contact-card h4 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text);
}

.contact-card a {
    font-size: 14px;
    color: var(--primary);
    font-weight: 500;
}

.contact-card a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* ===== CTA Section ===== */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    text-align: center;
    color: white;
}

.cta-section h2 {
    font-size: clamp(28px, 3vw, 36px);
    font-weight: 700;
    margin-bottom: 12px;
}

.cta-section p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 32px;
}

.cta-section .btn-primary {
    background: white;
    color: var(--primary);
}

.cta-section .btn-primary:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .auto-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .brands-wall {
        grid-template-columns: repeat(3, 1fr);
    }
    .contacts-bar {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .auto-hero {
        padding: 120px 0 40px;
    }
    .auto-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .auto-card {
        padding: 20px 16px;
        min-height: auto;
    }
    .auto-list {
        display: none;
    }
    .btn-card {
        font-size: 13px;
        padding: 8px 12px;
    }
    .brands-wall {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .brand-cell {
        font-size: 13px;
        padding: 16px 12px;
        min-height: 52px;
    }
    .industries-row {
        flex-wrap: wrap;
        gap: 20px 12px;
    }
    .industries-row::before {
        display: none;
    }
    .industry-card {
        flex: 0 0 calc(33.333% - 16px);
        max-width: none;
        min-width: auto;
        margin: 0;
    }

    .industry-icon-wrap {
        height: 90px;
    }
    .industry-icon-wrap img {
        height: 90px;
    }
    .advantages-row {
        gap: 16px 24px;
    }
    .advantage-item {
        font-size: 14px;
    }
    .form-row {
        grid-template-columns: 1fr;
    }
    .rfq-form-wrapper {
        padding: 24px;
    }
    .contacts-bar {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }
    .contact-card {
        padding: 20px 16px;
    }
}

@media (max-width: 480px) {
    .auto-grid {
        grid-template-columns: 1fr 1fr;
    }
    .auto-card h3 {
        font-size: 15px;
    }
    .contacts-bar {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .auto-hero {
        padding: 104px 0 46px;
    }

    .auto-hero h1 {
        font-size: 30px;
        line-height: 1.2;
    }

    .auto-hero-tags {
        gap: 7px;
        margin-bottom: 24px;
    }

    .auto-hero-tag {
        padding: 5px 10px;
        font-size: 12px;
    }

    .auto-section,
    .brands-section,
    .industries-section,
    .advantages-section,
    .rfq-section,
    .contacts-section,
    .cta-section {
        padding: 58px 0;
    }

    .auto-card {
        border-radius: 14px;
        box-shadow: 0 6px 20px rgba(15, 23, 42, 0.05);
    }

    .auto-card > p {
        font-size: 12px;
    }
}