.pro-container {
    position: unset;
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
    box-sizing: border-box;
}

.pro-box {
    width: 100%;
    box-sizing: border-box;
    padding: 0 !important;
    margin: 0 !important;
}

.product-right {
    width: 100% !important;
    box-sizing: border-box;
    padding: 0 !important;
    margin: 0 !important;
    padding-left: 0 !important;
    margin-left: 0 !important;
}

.product-right ul {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 30px !important;
    list-style: none !important;
    padding: 0 !important;
    margin: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
}

.product-right ul .product_box {
    list-style: none !important;
    width: 100% !important;
    box-sizing: border-box !important;
}

.img-box {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    background: #f5f7fa;
    width: 100%;
    padding: 12px;
    box-sizing: border-box;
}

.img-box .product_img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
    transition: transform 0.4s ease;
}

.img-box .product_img:hover {
    transform: scale(1.04);
}

.img-box .icon {
    position: absolute;
    bottom: 20px;
    right: 20px;
    z-index: 2;
}

.img-box .icon img {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255,255,255,0.95);
    padding: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.12);
}

.product-name-link {
    text-decoration: none;
    display: block;
    margin-top: 14px;
}

.product_name {
    font-size: 16px;
    line-height: 1.6;
    color: #121e2d;
    text-align: center;
    font-weight: 500;
    margin: 0;
    padding: 0 4px;
}

.article-content {
    margin: 20px 0;
}

.qisheng-wrapper {
    font-size: 14px;
    line-height: 1.8;
    color: #666666;
    background-color: #f6f9fc;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    max-width: 1440px;
    margin: 0 auto;
    padding: 2.5rem 3rem;
}

.hero-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-bottom: 3.5rem;
    background: #ffffff;
    border-radius: 64px;
    padding: 3rem 3rem 3rem 3.5rem;
    box-shadow: 0 4px 28px rgba(0, 0, 0, 0.02);
    border: 1px solid #eaf0f6;
}

.hero-left {
    padding-right: 0.5rem;
}

.hero-right {
    background: #f0f6fd;
    border-radius: 48px;
    padding: 2.2rem 2.2rem 2.5rem 2.5rem;
    border: 1px solid #e2ebf4;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.hero-badges {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
    margin-bottom: 0.6rem;
}

.hero-title {
    font-size: 42px;
    line-height: 1.2;
    font-weight: 600;
    letter-spacing: -0.03em;
    color: #121e2d;
    margin-bottom: 0.4rem;
}

.hero-text {
    font-size: 16px;
    line-height: 1.6;
    color: #3a4d62;
    margin-top: 0.2rem;
    max-width: 64ch;
}

.highlight-blue {
    color: #005bac;
    font-weight: 500;
}

.flex-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    margin: 1.2rem 0 0.2rem;
}

.btn-primary {
    display: inline-block;
    background: #005bac;
    color: #fff;
    font-size: 14px;
    line-height: 1.8;
    padding: 0.7rem 2.6rem;
    border-radius: 80px;
    font-weight: 500;
    text-decoration: none;
    border: 1px solid #005bac;
    transition: 0.25s ease;
    letter-spacing: 0.3px;
}

.btn-primary:hover {
    background: #00407a;
    border-color: #00407a;
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(0, 91, 172, 0.20);
}

.btn-outline {
    display: inline-block;
    background: transparent;
    color: #121e2d;
    font-size: 14px;
    line-height: 1.8;
    padding: 0.7rem 2.6rem;
    border-radius: 80px;
    font-weight: 450;
    text-decoration: none;
    border: 1px solid #c8d8e8;
    transition: 0.25s ease;
    letter-spacing: 0.2px;
}

.btn-outline:hover {
    border-color: #005bac;
    color: #005bac;
    background: rgba(0, 91, 172, 0.03);
}

.core-tag {
    display: inline-block;
    background: #005bac;
    color: white;
    font-size: 14px;
    line-height: 1.8;
    padding: 0.1rem 1.6rem;
    border-radius: 60px;
    font-weight: 450;
    letter-spacing: 0.2px;
}

.pill-icon {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #eef4fa;
    padding: 0.2rem 1.2rem 0.2rem 0.8rem;
    border-radius: 60px;
    border: 1px solid #dce6f0;
    font-size: 14px;
    line-height: 1.8;
}

.pill-icon i {
    color: #005bac;
}

.hero-right-header {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.hero-icon {
    font-size: 28px;
    line-height: 1.2;
    color: #005bac;
}

.hero-right-title {
    font-size: 20px;
    line-height: 1.4;
    font-weight: 500;
    color: #121e2d;
}

.hero-right-desc {
    font-size: 14px;
    line-height: 1.8;
    color: #4d5f72;
    margin-bottom: 0.2rem;
}

.expertise-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem 0.6rem;
    margin-top: 0.2rem;
}

.expertise-pills span {
    background: #e3ebf5;
    padding: 0.1rem 1rem;
    border-radius: 40px;
    font-size: 14px;
    line-height: 1.8;
    color: #1f3142;
}

.expertise-pills span i {
    color: #005bac;
    margin-right: 4px;
}

.stat-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 0.2rem;
    padding-top: 0.6rem;
    border-top: 1px solid #d2e0ee;
}

.stat-number {
    font-size: 24px;
    line-height: 1.2;
    font-weight: 600;
    color: #005bac;
}

.stat-label {
    font-size: 13px;
    line-height: 1.8;
    color: #5a6e82;
}

.hero-tags {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
    margin-top: 0.2rem;
}

.hero-tags span {
    background: #dce6f0;
    padding: 0.1rem 1rem;
    border-radius: 40px;
    font-size: 14px;
    line-height: 1.8;
    color: #1f3142;
}

.hero-tags span i {
    color: #005bac;
}

.two-col-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    margin: 2rem 0 1.8rem;
}

.two-col-grid p {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 0.8rem;
    max-width: 68ch;
    color: #4d5f72;
}

.section-title {
    font-size: 28px;
    line-height: 1.2;
    font-weight: 500;
    color: #121e2d;
    margin-bottom: 0.6rem;
    letter-spacing: -0.01em;
}

.section-subtitle {
    font-size: 16px;
    line-height: 1.6;
    color: #5a6e82;
    margin-bottom: 2rem;
    max-width: 62ch;
    font-weight: 400;
}

.production-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem 2rem;
    margin-top: 0.8rem;
    background: #f0f6fd;
    padding: 1.2rem 1.6rem;
    border-radius: 32px;
    border: 1px solid #e2ebf4;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 14px;
    line-height: 1.8;
    color: #1f3142;
}

.detail-item i {
    color: #005bac;
    width: 1.4rem;
    text-align: center;
}

.production-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 1.2rem 2.5rem;
    margin-top: 0.8rem;
    padding: 0.8rem 0.2rem;
}

.highlight-item {
    display: flex;
    align-items: baseline;
    gap: 0.4rem;
}

.highlight-item .num {
    font-size: 22px;
    line-height: 1.2;
    font-weight: 600;
    color: #005bac;
}

.highlight-item .label {
    font-size: 14px;
    line-height: 1.8;
    color: #4d5f72;
}

.portfolio-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    align-items: start;
    margin: 1.8rem 0 2.8rem;
}

.portfolio-left p {
    max-width: 56ch;
    font-size: 14px;
    line-height: 1.8;
    color: #4d5f72;
}

.portfolio-right {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.8rem;
}

.portfolio-right .product-item {
    background: white;
    padding: 0.9rem 1rem;
    border-radius: 60px;
    text-align: center;
    border: 1px solid #e2ebf4;
    font-size: 14px;
    line-height: 1.8;
    font-weight: 450;
    color: #1f3142;
    transition: 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.portfolio-right .product-item i {
    color: #005bac;
    font-size: 15px;
    line-height: 1.8;
}

.portfolio-right .product-item:hover {
    background: #005bac;
    color: white;
    border-color: #005bac;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 91, 172, 0.12);
}

.portfolio-right .product-item:hover i {
    color: white;
}

.portfolio-right .electric-item {
    grid-column: 1 / -1;
    max-width: 50%;
    justify-self: center;
}

.grid-2col {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
    margin: 2.2rem 0 2.8rem;
}

.feature-card {
    background: #ffffff;
    padding: 2.2rem 2rem 2rem 2rem;
    border-radius: 48px;
    border: 1px solid #eaf0f6;
    transition: 0.2s ease;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.01);
}

.feature-card:hover {
    border-color: #c8dcec;
    box-shadow: 0 12px 36px rgba(0, 91, 172, 0.04);
}

.feature-card i {
    font-size: 28px;
    line-height: 1.2;
    color: #005bac;
    margin-bottom: 0.8rem;
    display: inline-block;
    background: #e8f0fa;
    padding: 0.6rem;
    border-radius: 24px;
    width: 3.4rem;
    text-align: center;
}

.feature-title {
    font-size: 20px;
    line-height: 1.4;
    font-weight: 500;
    color: #121e2d;
    margin-bottom: 0.3rem;
}

.feature-card p {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 0;
    color: #4d5f72;
}

.stats-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    gap: 1.2rem;
    background: #0f1e2e;
    padding: 2.4rem 2rem;
    border-radius: 64px;
    margin: 2.2rem 0 2.8rem;
}

.stats-row .stat-number {
    color: #90baf0;
    font-size: 28px;
    line-height: 1.2;
    font-weight: 600;
}

.stats-row .stat-label {
    color: #b6ccdf;
    font-size: 14px;
    line-height: 1.8;
}

.stat-item {
    text-align: center;
}

.philosophy-block {
    background: #ffffff;
    border-radius: 56px;
    padding: 2.5rem 3rem;
    margin: 2.5rem 0;
    border: 1px solid #eaf0f6;
    box-shadow: 0 2px 12px rgba(0,0,0,0.01);
}

.philosophy-inner {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    align-items: flex-start;
}

.philosophy-left {
    flex: 2;
    min-width: 220px;
}

.philosophy-title {
    font-size: 20px;
    line-height: 1.4;
    font-weight: 500;
    color: #121e2d;
    margin-bottom: 0.3rem;
}

.quote {
    font-size: 20px;
    line-height: 1.4;
    color: #121e2d;
    font-weight: 450;
    border-left: 4px solid #005bac;
    padding-left: 1.5rem;
    margin: 0.2rem 0 0.6rem 0;
}

.philosophy-left p {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 0;
    color: #4d5f72;
}

.philosophy-right {
    flex: 1;
    min-width: 140px;
    background: #f0f6fd;
    border-radius: 40px;
    padding: 1.2rem 1.8rem;
    border: 1px solid #dce6f0;
}

.partner-label {
    font-size: 14px;
    line-height: 1.8;
    font-weight: 500;
    color: #005bac;
}

.partner-label i {
    margin-right: 6px;
}

.partner-desc {
    font-size: 14px;
    line-height: 1.8;
    color: #4d5f72;
}

.core-fields-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 2.5rem;
    justify-content: space-between;
    align-items: center;
    background: white;
    padding: 1.4rem 2.2rem;
    border-radius: 56px;
    border: 1px solid #eaf0f6;
}

.fields-label {
    font-size: 14px;
    line-height: 1.8;
    font-weight: 500;
    color: #121e2d;
}

.fields-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem 1.2rem;
    margin-top: 0.1rem;
}

.field-tag {
    background: #f0f6fd;
    padding: 0.3rem 1.4rem;
    border-radius: 60px;
    font-size: 14px;
    line-height: 1.8;
    display: inline-block;
    color: #1f3142;
    border: 1px solid #dce6f0;
}

.field-tag i {
    color: #005bac;
    margin-right: 4px;
}

.badge-group {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
    justify-content: center;
}

.badge-primary {
    background: #005bac;
    color: white;
    border: none;
    padding: 0.1rem 1.4rem;
    font-size: 14px;
    line-height: 1.8;
    border-radius: 40px;
    display: inline-block;
    font-weight: 450;
}

.badge-primary i {
    margin-right: 4px;
}

.footer-note {
    font-size: 14px;
    line-height: 1.8;
    color: #8a9eb0;
    text-align: center;
    border-top: 1px solid #dce6f0;
    padding-top: 2rem;
    margin-top: 3rem;
    letter-spacing: 0.2px;
}

.footer-note i {
    color: #005bac;
    margin-right: 8px;
}

.footer-email {
    display: inline-block;
    margin-left: 1.2rem;
    font-size: 14px;
    line-height: 1.8;
    color: #9aafc4;
}

.footer-email i {
    margin-right: 4px;
}

.float-form-toggle {
    position: fixed;
    bottom: 100px;
    right: 2rem;
    z-index: 999;
    background: #005bac;
    color: #fff;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: none;
    box-shadow: 0 8px 28px rgba(0, 91, 172, 0.35);
    cursor: pointer;
    font-size: 26px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.25s ease;
    transition-property: transform, box-shadow;
}

.float-form-toggle:hover {
    transform: scale(1.06);
    box-shadow: 0 12px 36px rgba(0, 91, 172, 0.45);
}

.float-form-toggle i {
    pointer-events: none;
}

.float-form-panel {
    position: fixed;
    bottom: 6rem;
    right: 2rem;
    z-index: 998;
    width: 360px;
    max-width: calc(100vw - 2.5rem);
    background: #ffffff;
    border-radius: 32px;
    padding: 1.8rem 1.8rem 2rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
    border: 1px solid #eaf0f6;
    transform: translateY(20px);
    opacity: 0;
    visibility: hidden;
    transition: 0.3s cubic-bezier(0.22, 1, 0.36, 1);
    transition-property: transform, opacity, visibility;
}

.float-form-panel.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.float-form-panel .form-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.2rem;
}

.float-form-panel .form-header h4 {
    font-size: 18px;
    line-height: 1.6;
    font-weight: 600;
    color: #121e2d;
    margin: 0;
}

.float-form-panel .form-header h4 i {
    color: #005bac;
    margin-right: 6px;
}

.float-form-panel .form-header .close-btn {
    background: transparent;
    border: none;
    font-size: 22px;
    line-height: 1;
    color: #8a9eb0;
    cursor: pointer;
    padding: 0 0.2rem;
    transition: color 0.2s;
}

.float-form-panel .form-header .close-btn:hover {
    color: #121e2d;
}

.float-form-panel .form-group {
    margin-bottom: 1rem;
}

.float-form-panel .form-group label {
    display: block;
    font-size: 14px;
    line-height: 1.8;
    font-weight: 500;
    color: #4d5f72;
    margin-bottom: 0.1rem;
}

.float-form-panel .form-group input,
.float-form-panel .form-group textarea {
    width: 100%;
    padding: 0.6rem 1rem;
    border: 1px solid #dce6f0;
    border-radius: 40px;
    font-size: 14px;
    line-height: 1.8;
    font-family: inherit;
    color: #121e2d;
    background: #f9fcff;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
    box-sizing: border-box;
}

.float-form-panel .form-group input:focus,
.float-form-panel .form-group textarea:focus {
    border-color: #005bac;
    box-shadow: 0 0 0 3px rgba(0, 91, 172, 0.08);
}

.float-form-panel .form-group textarea {
    border-radius: 20px;
    resize: vertical;
    min-height: 80px;
}

.float-form-panel .form-group input::placeholder,
.float-form-panel .form-group textarea::placeholder {
    color: #b0c4d8;
}

.float-form-panel .submit-btn {
    width: 100%;
    padding: 0.7rem;
    background: #005bac;
    color: #fff;
    border: none;
    border-radius: 60px;
    font-size: 15px;
    line-height: 1.8;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.25s, transform 0.15s;
    letter-spacing: 0.3px;
}

.float-form-panel .submit-btn i {
    margin-right: 6px;
}

.float-form-panel .submit-btn:hover {
    background: #00407a;
    transform: translateY(-1px);
}

.recommended-container {
    max-width: 1400px;
    margin: 40px auto;
    padding: 0 20px;
}

.more-info {
    background: #f8faff;
    border-radius: 16px;
    padding: 28px 32px;
    border: 1px solid #e8eef6;
}

.recommended-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.recommended-header i {
    color: #005bac;
    font-size: 18px;
}

.recommended-label {
    font-size: 16px;
    line-height: 1.6;
    font-weight: 600;
    color: #121e2d;
}

.divider-line {
    flex: 1;
    height: 1px;
    background: linear-gradient(to right, #dce6f0, transparent);
}

.recommended-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 16px;
}

.recommended-link {
    font-size: 14px;
    line-height: 1.8;
    color: #4d5f72;
    text-decoration: none;
    padding: 4px 16px;
    background: #ffffff;
    border-radius: 40px;
    border: 1px solid #e2ebf4;
    transition: all 0.2s;
}

.recommended-link:hover {
    border-color: #005bac;
    color: #005bac;
}

@media (max-width: 1024px) {
    .product-right ul {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 20px !important;
    }
}

@media (max-width: 860px) {
    .hero-layout {
        grid-template-columns: 1fr;
        padding: 2rem 1.8rem;
        border-radius: 48px;
    }
    .hero-left {
        padding-right: 0;
    }
    .portfolio-layout {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    .portfolio-right {
        grid-template-columns: 1fr 1fr;
    }
    .portfolio-right .electric-item {
        max-width: 100%;
    }
    .two-col-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .product-right ul {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 16px !important;
    }
}

@media (max-width: 640px) {
    .qisheng-wrapper {
        padding: 1.2rem 1rem;
    }
    .hero-title {
        font-size: 32px;
        line-height: 1.2;
    }
    .section-title {
        font-size: 24px;
        line-height: 1.2;
    }
    .hero-layout {
        padding: 1.6rem 1.2rem;
        border-radius: 36px;
    }
    .hero-right {
        padding: 1.6rem 1.2rem;
    }
    .portfolio-right {
        grid-template-columns: 1fr;
    }
    .portfolio-right .electric-item {
        max-width: 100%;
        grid-column: auto;
    }
    .production-details {
        grid-template-columns: 1fr;
        gap: 0.3rem;
    }
    .production-highlights {
        gap: 0.8rem 1.5rem;
    }
    .float-form-toggle {
        width: 52px;
        height: 52px;
        font-size: 22px;
        bottom: 100px !important;
        right: 16px !important;
    }
    .float-form-panel {
        right: 12px !important;
        bottom: 160px !important;
        width: calc(100vw - 24px) !important;
        max-width: calc(100vw - 24px) !important;
        padding: 16px !important;
    }
    .core-fields-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.8rem;
    }
    .philosophy-block {
        padding: 1.5rem;
    }
    .recommended-container {
        padding: 0 12px;
        margin: 20px auto;
    }
    .more-info {
        padding: 16px;
    }
}

@media (max-width: 480px) {
    .product-right ul {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
        max-width: 380px !important;
        margin: 0 auto !important;
    }
    .product_name {
        font-size: 14px;
    }
    .img-box {
        padding: 8px;
    }
    .img-box .icon img {
        width: 32px;
        height: 32px;
        padding: 5px;
    }
    .float-form-toggle {
        bottom: 120px !important;
        right: 12px !important;
        width: 44px !important;
        height: 44px !important;
        font-size: 18px !important;
        z-index: 999 !important;
    }
    .float-form-panel {
        bottom: 140px !important;
        right: 8px !important;
        width: calc(100vw - 16px) !important;
        max-width: calc(100vw - 16px) !important;
        padding: 14px !important;
        z-index: 998 !important;
    }
}