/* /skin/css/css.css */

:root {
    --bbzy-red: #c41230;
    --bbzy-red-dark: #9a0e24;
    --bbzy-dark: #1a1a1a;
    --bbzy-gray: #4a4a4a;
    --bbzy-light-gray: #f5f5f5;
    --bbzy-white: #ffffff;
    --bbzy-shadow: 0 4px 20px rgba(0, 0, 0, 0.10);
    --bbzy-shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.14);
    --bbzy-radius: 6px;
    --bbzy-radius-lg: 10px;
    --bbzy-font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    --bbzy-transition: 0.22s cubic-bezier(0.33, 0.85, 0.35, 1.05);
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--bbzy-font);
    line-height: 1.65;
    color: var(--bbzy-dark);
    background-color: var(--bbzy-white);
    min-width: 320px;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--bbzy-transition);
}

ul {
    list-style: none;
}

img {
    display: block;
    max-width: 100%;
    height: auto;
}

svg {
    display: inline-block;
    vertical-align: middle;
}

.bbzy-topbar {
    background: #1a1a1a;
    color: #bbb;
    font-size: 0.85rem;
    padding: 8px 0;
}

.bbzy-topbar-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: flex-end;
    gap: 28px;
    flex-wrap: wrap;
}

.bbzy-topbar-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.bbzy-topbar-item svg {
    color: var(--bbzy-red);
}

.bbzy-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--bbzy-red);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.18);
}

.bbzy-header-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.bbzy-logo-wrap {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.bbzy-logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.bbzy-nav {
    display: flex;
    gap: 4px;
    align-items: center;
}

.bbzy-nav-link {
    display: inline-flex;
    align-items: center;
    padding: 8px 15px;
    color: rgba(255, 255, 255, 0.88);
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: var(--bbzy-radius);
    transition: background var(--bbzy-transition), color var(--bbzy-transition);
    white-space: nowrap;
}

.bbzy-nav-link:hover,
.bbzy-nav-link.bbzy-nav-active {
    background: rgba(255, 255, 255, 0.18);
    color: #fff;
}

.bbzy-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.bbzy-menu-bar {
    display: block;
    width: 24px;
    height: 2.5px;
    background: #fff;
    border-radius: 2px;
    transition: transform var(--bbzy-transition), opacity var(--bbzy-transition);
}

.bbzy-hero {
    position: relative;
    width: 100%;
    min-height: 520px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.bbzy-hero-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: 0;
}

.bbzy-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.55) 0%, rgba(0, 0, 0, 0.35) 100%);
    z-index: 1;
}

.bbzy-hero-content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    text-align: center;
    padding: 40px 20px;
}

.bbzy-hero-logo {
    width: 180px;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.4));
    margin-bottom: 8px;
}

.bbzy-hero-btns {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
    justify-content: center;
}

.bbzy-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-size: 1.05rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: transform var(--bbzy-transition), box-shadow var(--bbzy-transition), background var(--bbzy-transition);
    border: none;
    min-width: 140px;
    text-align: center;
}

.bbzy-btn-call {
    background: #fff;
    color: var(--bbzy-red);
    box-shadow: var(--bbzy-shadow);
}

.bbzy-btn-call:hover {
    transform: translateY(-2px);
    box-shadow: var(--bbzy-shadow-lg);
    background: #fefefe;
}

.bbzy-btn-register {
    background: var(--bbzy-red);
    color: #fff;
    box-shadow: var(--bbzy-shadow);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.bbzy-btn-register:hover {
    background: var(--bbzy-red-dark);
    transform: translateY(-2px);
    box-shadow: var(--bbzy-shadow-lg);
}

.bbzy-section {
    padding: 64px 24px;
}

.bbzy-section-inner {
    max-width: 1240px;
    margin: 0 auto;
}

.bbzy-section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--bbzy-dark);
    text-align: left;
    position: relative;
    padding-left: 18px;
    margin-bottom: 6px;
    border-left: 4px solid var(--bbzy-red);
}

.bbzy-section-subtitle {
    font-size: 0.9rem;
    color: #999;
    letter-spacing: 2px;
    text-align: left;
    padding-left: 22px;
    margin-bottom: 36px;
    text-transform: uppercase;
}

.bbzy-products {
    background: #fafafa;
}

.bbzy-product-tabs {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 32px;
    padding-left: 0;
}

.bbzy-product-tab {
    padding: 9px 22px;
    font-size: 0.9rem;
    font-weight: 500;
    border: 2px solid #ddd;
    background: #fff;
    color: var(--bbzy-gray);
    border-radius: 50px;
    cursor: pointer;
    transition: all var(--bbzy-transition);
}

.bbzy-product-tab:hover {
    border-color: var(--bbzy-red);
    color: var(--bbzy-red);
}

.bbzy-product-tab.bbzy-tab-active {
    background: var(--bbzy-red);
    color: #fff;
    border-color: var(--bbzy-red);
}

.bbzy-product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.bbzy-product-card {
    background: #fff;
    border-radius: var(--bbzy-radius-lg);
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
    transition: transform var(--bbzy-transition), box-shadow var(--bbzy-transition);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.bbzy-product-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--bbzy-shadow-lg);
}

.bbzy-product-img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: contain;
    background: #f9f9f9;
    padding: 16px;
}

.bbzy-product-name {
    display: block;
    padding: 14px 10px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--bbzy-dark);
    text-align: center;
}

.bbzy-advantage-bar {
    background: linear-gradient(135deg, #c41230 0%, #1a1a1a 100%);
    padding: 32px 24px;
}

.bbzy-advantage-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
    gap: 24px;
    flex-wrap: wrap;
}

.bbzy-advantage-item {
    color: #fff;
    font-size: 1.15rem;
    font-weight: 400;
    text-align: center;
    letter-spacing: 0.5px;
}

.bbzy-advantage-item strong {
    font-size: 1.5rem;
    font-weight: 800;
    display: inline;
}

.bbzy-news {
    background: #fff;
}

.bbzy-news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.bbzy-news-card {
    background: #fff;
    border-radius: var(--bbzy-radius-lg);
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
    transition: transform var(--bbzy-transition), box-shadow var(--bbzy-transition);
    cursor: pointer;
}

.bbzy-news-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--bbzy-shadow-lg);
}

.bbzy-news-img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    display: block;
}

.bbzy-news-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--bbzy-dark);
    padding: 14px 16px 4px;
    line-height: 1.4;
}

.bbzy-news-date {
    display: block;
    font-size: 0.82rem;
    color: #aaa;
    padding: 0 16px 14px;
}

.bbzy-news-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 28px;
}

.bbzy-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #ccc;
    cursor: pointer;
    transition: background var(--bbzy-transition), transform var(--bbzy-transition);
}

.bbzy-dot.bbzy-dot-active {
    background: var(--bbzy-red);
    transform: scale(1.3);
}

.bbzy-style {
    background: #fafafa;
}

.bbzy-style-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.bbzy-style-card {
    border-radius: var(--bbzy-radius-lg);
    overflow: hidden;
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
    transition: transform var(--bbzy-transition), box-shadow var(--bbzy-transition);
    cursor: pointer;
}

.bbzy-style-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--bbzy-shadow-lg);
}

.bbzy-style-img {
    width: 100%;
    aspect-ratio: 3 / 2;
    object-fit: cover;
    display: block;
}

.bbzy-style-caption {
    padding: 12px 14px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--bbzy-gray);
    text-align: left;
}

.bbzy-faq {
    background: #fff;
}

.bbzy-faq-list {
    max-width: 900px;
}

.bbzy-faq-item {
    border-bottom: 1px solid #e8e8e8;
    padding: 4px 0;
}

.bbzy-faq-question {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--bbzy-dark);
    padding: 18px 14px;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color var(--bbzy-transition);
}

.bbzy-faq-question::-webkit-details-marker {
    display: none;
}

.bbzy-faq-question::after {
    content: '+';
    font-size: 1.4rem;
    font-weight: 300;
    color: var(--bbzy-red);
    flex-shrink: 0;
    margin-left: 12px;
    transition: transform var(--bbzy-transition);
}

details[open] .bbzy-faq-question::after {
    transform: rotate(45deg);
}

.bbzy-faq-question:hover {
    color: var(--bbzy-red);
}

.bbzy-faq-answer {
    padding: 0 14px 18px;
    font-size: 0.95rem;
    color: #666;
    line-height: 1.7;
}

.bbzy-service {
    background: #fafafa;
}

.bbzy-service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.bbzy-service-card {
    background: #fff;
    padding: 32px 24px;
    border-radius: var(--bbzy-radius-lg);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
    text-align: left;
    transition: transform var(--bbzy-transition), box-shadow var(--bbzy-transition);
}

.bbzy-service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--bbzy-shadow-lg);
}

.bbzy-service-icon-wrap {
    margin-bottom: 16px;
}

.bbzy-service-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--bbzy-dark);
    margin-bottom: 10px;
}

.bbzy-service-desc {
    font-size: 0.9rem;
    color: #777;
    line-height: 1.6;
}

.bbzy-about-wide {
    position: relative;
    width: 100%;
    min-height: 420px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.bbzy-about-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: 0;
}

.bbzy-about-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(270deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.35) 55%, rgba(0, 0, 0, 0.15) 100%);
    z-index: 1;
}

.bbzy-about-content {
    position: relative;
    z-index: 2;
    max-width: 1240px;
    margin: 0 auto;
    padding: 50px 24px;
    display: flex;
    justify-content: flex-start;
    width: 100%;
}

.bbzy-about-left {
    max-width: 560px;
}

.bbzy-about-title {
    font-size: 2.2rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 20px;
    text-align: left;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.bbzy-about-text {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    margin-bottom: 28px;
    text-align: left;
}

.bbzy-btn-about {
    background: var(--bbzy-red);
    color: #fff;
    box-shadow: var(--bbzy-shadow-lg);
    border-radius: 50px;
    padding: 14px 36px;
    font-size: 1rem;
    font-weight: 600;
}

.bbzy-btn-about:hover {
    background: #fff;
    color: var(--bbzy-red);
    transform: translateY(-2px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.22);
}

.bbzy-footer {
    background: #1a1a1a;
    color: #ccc;
}

.bbzy-footer-top {
    padding: 44px 24px 28px;
    border-bottom: 1px solid #333;
}

.bbzy-footer-inner {
    max-width: 1240px;
    margin: 0 auto;
    display: flex;
    gap: 36px;
    flex-wrap: wrap;
    justify-content: space-between;
}

.bbzy-footer-col {
    flex: 1;
    min-width: 160px;
}

.bbzy-footer-heading {
    font-size: 1.05rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
    text-align: left;
}

.bbzy-footer-links li {
    margin-bottom: 8px;
}

.bbzy-footer-links a {
    color: #aaa;
    font-size: 0.9rem;
    transition: color var(--bbzy-transition);
}

.bbzy-footer-links a:hover {
    color: var(--bbzy-red);
}

.bbzy-footer-contact-item {
    margin-bottom: 10px;
    font-size: 0.88rem;
    color: #bbb;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    flex-wrap: wrap;
}

.bbzy-footer-contact-item strong {
    color: #fff;
}

.bbzy-footer-qr-col {
    text-align: center;
    flex: 0 0 auto;
    min-width: 140px;
}

.bbzy-qr-placeholder {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    background: #fff;
    padding: 10px;
    border-radius: var(--bbzy-radius);
}

.bbzy-qr-text {
    font-size: 0.78rem;
    color: #666;
}

.bbzy-footer-bottom {
    padding: 16px 24px;
    background: #111;
}

.bbzy-footer-bottom .bbzy-footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.bbzy-copyright {
    font-size: 0.82rem;
    color: #777;
}

.bbzy-footer-links-bottom {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
}

.bbzy-footer-links-bottom a {
    font-size: 0.82rem;
    color: #888;
}

.bbzy-footer-links-bottom a:hover {
    color: var(--bbzy-red);
}

@media (max-width: 1024px) {
    .bbzy-product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .bbzy-news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .bbzy-style-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .bbzy-service-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .bbzy-about-left {
        max-width: 460px;
    }
}

@media (max-width: 768px) {
    .bbzy-nav {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--bbzy-red);
        flex-direction: column;
        align-items: stretch;
        padding: 16px 24px;
        gap: 4px;
        transform: translateX(100%);
        transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 999;
    }

    .bbzy-nav.bbzy-nav-open {
        transform: translateX(0);
    }

    .bbzy-nav-link {
        padding: 14px 16px;
        font-size: 1.05rem;
        border-radius: var(--bbzy-radius);
    }

    .bbzy-menu-toggle {
        display: flex;
    }

    .bbzy-product-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .bbzy-news-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .bbzy-style-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .bbzy-service-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .bbzy-hero {
        min-height: 400px;
    }

    .bbzy-hero-logo {
        width: 140px;
    }

    .bbzy-btn {
        padding: 12px 24px;
        font-size: 0.95rem;
        min-width: 120px;
    }

    .bbzy-section {
        padding: 40px 16px;
    }

    .bbzy-section-title {
        font-size: 1.5rem;
    }

    .bbzy-about-wide {
        min-height: 340px;
    }

    .bbzy-about-left {
        max-width: 100%;
    }

    .bbzy-about-title {
        font-size: 1.6rem;
    }

    .bbzy-footer-inner {
        flex-direction: column;
        gap: 24px;
    }

    .bbzy-footer-bottom .bbzy-footer-inner {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .bbzy-product-grid {
        grid-template-columns: 1fr;
    }

    .bbzy-style-grid {
        grid-template-columns: 1fr;
    }

    .bbzy-hero-btns {
        flex-direction: column;
        gap: 12px;
    }

    .bbzy-btn {
        width: 100%;
    }

    .bbzy-advantage-inner {
        flex-direction: column;
        gap: 16px;
    }

    .bbzy-product-tabs {
        gap: 6px;
    }

    .bbzy-product-tab {
        padding: 7px 14px;
        font-size: 0.8rem;
    }

    .bbzy-topbar-inner {
        justify-content: center;
        gap: 12px;
    }
}