/* ===== 基础重置 & 变量 ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary:       #1B5E20;
    --primary-light: #2E7D32;
    --primary-mid:   #388E3C;
    --primary-soft:  #4CAF50;
    --accent:        #8BC34A;
    --gold:          #F9A825;
    --text-dark:     #1a1a1a;
    --text-body:     #444;
    --text-muted:    #777;
    --bg-white:      #ffffff;
    --bg-light:      #f5f7f5;
    --bg-green:      #E8F5E9;
    --shadow-sm:     0 2px 8px rgba(0,0,0,.08);
    --shadow-md:     0 4px 20px rgba(0,0,0,.12);
    --shadow-lg:     0 8px 40px rgba(0,0,0,.14);
    --radius:        10px;
    --radius-lg:     16px;
    --transition:    0.3s ease;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', Arial, sans-serif;
    line-height: 1.7;
    color: var(--text-body);
    background: var(--bg-white);
}

a { text-decoration: none; color: inherit; }

/* ===== 导航栏 ===== */
.header {
    background: rgba(255,255,255,.97);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    transition: box-shadow var(--transition);
}

.navbar {
    max-width: 1280px;
    margin: 0 auto;
    padding: .9rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.55rem;
    color: var(--primary);
    font-weight: 700;
    letter-spacing: .02em;
}

.logo-sub {
    font-size: 1rem;
    color: var(--primary-soft);
    font-weight: 400;
    margin-left: 2px;
}

.tagline {
    font-size: .75rem;
    color: var(--text-muted);
    display: block;
    margin-top: 2px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    font-size: .9rem;
    font-weight: 500;
    color: var(--text-dark);
    padding: .3rem 0;
    position: relative;
    transition: color var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px; left: 50%; right: 50%;
    height: 2px;
    background: var(--primary-soft);
    transition: left var(--transition), right var(--transition);
}

.nav-link:hover,
.nav-link.active { color: var(--primary); }

.nav-link:hover::after,
.nav-link.active::after { left: 0; right: 0; }

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px; height: 3px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== 按钮 ===== */
.btn {
    display: inline-block;
    padding: .75rem 2rem;
    border-radius: 6px;
    font-size: .95rem;
    font-weight: 600;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--transition);
    letter-spacing: .02em;
}

.btn-primary {
    background: var(--primary-light);
    color: #fff;
    border-color: var(--primary-light);
}

.btn-primary:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(46,125,50,.35);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border-color: rgba(255,255,255,.7);
}

.btn-secondary:hover {
    background: rgba(255,255,255,.15);
    border-color: #fff;
}

.btn-white {
    background: #fff;
    color: var(--primary);
    border-color: #fff;
}

.btn-white:hover {
    background: transparent;
    color: #fff;
    border-color: #fff;
}

.btn-block { width: 100%; text-align: center; }

/* ===== Hero 区 ===== */
.hero {
    min-height: 100vh;
    background: linear-gradient(150deg, var(--primary) 0%, var(--primary-mid) 50%, #1a3a1a 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 7rem 2rem 3rem;
    text-align: center;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

.hero-badge {
    display: inline-block;
    background: rgba(255,255,255,.15);
    border: 1px solid rgba(255,255,255,.3);
    color: rgba(255,255,255,.9);
    padding: .35rem 1.2rem;
    border-radius: 50px;
    font-size: .82rem;
    margin-bottom: 1.5rem;
    letter-spacing: .05em;
}

.hero-content { position: relative; z-index: 1; max-width: 750px; }

.hero-title {
    font-size: clamp(1.6rem, 4vw, 2.8rem);
    color: #fff;
    font-weight: 800;
    margin-bottom: .8rem;
    line-height: 1.3;
    white-space: nowrap;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.4rem);
    color: rgba(255,255,255,.85);
    margin-bottom: 1.2rem;
    font-weight: 300;
    letter-spacing: .05em;
}

.hero-description {
    font-size: 1rem;
    color: rgba(255,255,255,.75);
    margin-bottom: 2rem;
    line-height: 1.9;
}

.hero-description strong { color: #fff; font-weight: 600; }

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Hero 数据栏 */
.hero-stats {
    position: relative;
    z-index: 1;
    margin-top: 4rem;
    display: flex;
    align-items: center;
    gap: 0;
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 14px;
    padding: 1.5rem 2.5rem;
    backdrop-filter: blur(8px);
}

.stat-item {
    text-align: center;
    padding: 0 2rem;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: #fff;
    line-height: 1;
}

.stat-number em {
    font-size: .85rem;
    font-style: normal;
    font-weight: 400;
    opacity: .8;
    margin-left: 2px;
}

.stat-label {
    font-size: .78rem;
    color: rgba(255,255,255,.65);
    margin-top: .4rem;
    display: block;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255,255,255,.25);
    flex-shrink: 0;
}

/* ===== 通用区块 ===== */
.section { padding: 5.5rem 2rem; }
.section-light { background: var(--bg-light); }

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    color: var(--primary);
    margin-bottom: .8rem;
    font-weight: 700;
}

.section-title.light { color: #fff; }

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 3.5rem;
    font-size: .95rem;
}

.section-subtitle.light { color: rgba(255,255,255,.75); }

.section-cta {
    text-align: center;
    margin-top: 3rem;
}

.section-cta p {
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-size: .9rem;
}

/* ===== 核心优势 ===== */
.advantage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.8rem;
}

.advantage-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 2.2rem 1.8rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid #eef2ee;
    transition: all var(--transition);
    text-align: center;
}

.advantage-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent);
}

.advantage-icon {
    width: 64px;
    height: 64px;
    background: var(--bg-green);
    border-radius: 50%;
    margin: 0 auto 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-light);
}

.advantage-icon svg {
    width: 34px;
    height: 34px;
}

.advantage-card h3 {
    font-size: 1.1rem;
    color: var(--primary);
    margin-bottom: .6rem;
    font-weight: 600;
}

.advantage-card p {
    color: var(--text-body);
    font-size: .9rem;
    line-height: 1.7;
}

.advantage-card p strong { color: var(--primary); }

/* ===== 产品中心 ===== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
    gap: 1.8rem;
}

.product-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid #eee;
    transition: all var(--transition);
}

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

.product-header {
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    position: relative;
}

.product-icon { font-size: 2.6rem; }

.product-badge {
    background: var(--primary-light);
    color: #fff;
    padding: .25rem .8rem;
    border-radius: 50px;
    font-size: .72rem;
    font-weight: 600;
}

/* 产品图片 */
.product-img-wrap {
    height: 180px;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f0f0f0;
}

.product-img-wrap .product-badge {
    position: absolute;
    top: .6rem;
    right: .8rem;
    z-index: 2;
}

.product-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: transform .4s ease;
}

.product-card:hover .product-img {
    transform: scale(1.04);
}

/* 厂区图片 */
.factory-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.factory-placeholder {
    width: 100%; height: 100%;
    background: linear-gradient(135deg, #dcedc8, #c8e6c9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    color: var(--primary);
}

.factory-placeholder span { font-size: 3rem; }
.factory-placeholder p { font-size: .88rem; }

.new-badge {
    background: linear-gradient(90deg, var(--gold), #F57F17);
}

.product-info { padding: 1.5rem; }

.product-info h3 {
    font-size: 1.05rem;
    color: var(--primary);
    margin-bottom: .6rem;
    font-weight: 700;
}

.product-info > p {
    color: var(--text-body);
    font-size: .88rem;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.product-features {
    list-style: none;
    margin-bottom: 1rem;
}

.product-features li {
    font-size: .83rem;
    color: var(--text-muted);
    padding: .25rem 0 .25rem 1.4rem;
    position: relative;
    line-height: 1.5;
}

.product-features li::before {
    content: '✓';
    color: var(--primary-soft);
    font-weight: 700;
    position: absolute;
    left: 0;
}

.product-features li strong { color: var(--primary); }

.product-specs {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
    margin-top: .8rem;
}

.spec-tag {
    background: var(--bg-green);
    color: var(--primary);
    padding: .2rem .7rem;
    border-radius: 50px;
    font-size: .74rem;
    font-weight: 500;
}

/* ===== 关于我们 ===== */
.about-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-label {
    display: inline-block;
    background: var(--bg-green);
    color: var(--primary);
    padding: .3rem 1rem;
    border-radius: 50px;
    font-size: .8rem;
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: .05em;
}

.about-text h2 {
    font-size: clamp(1.6rem, 3vw, 2rem);
    color: var(--text-dark);
    margin-bottom: 1.2rem;
    font-weight: 700;
}

.about-text p {
    color: var(--text-body);
    margin-bottom: 1rem;
    line-height: 1.85;
    font-size: .95rem;
}

.about-text p strong { color: var(--primary); }

.about-highlights { margin-top: 1.5rem; }

.highlight-item {
    display: flex;
    align-items: center;
    gap: .6rem;
    padding: .5rem 0;
    border-bottom: 1px solid #eee;
    font-size: .9rem;
    color: var(--text-body);
}

.highlight-item:last-child { border-bottom: none; }

.highlight-icon {
    color: var(--primary-soft);
    font-weight: 700;
    flex-shrink: 0;
    width: 20px;
    text-align: center;
}

.about-data {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.2rem;
}

.data-card {
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    border-radius: var(--radius-lg);
    padding: 2rem 1.5rem;
    text-align: center;
    color: #fff;
}

.data-number {
    font-size: 2.4rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: .4rem;
}

.data-number span {
    font-size: 1rem;
    font-weight: 400;
    opacity: .85;
    margin-left: 2px;
}

.data-label {
    font-size: .82rem;
    opacity: .75;
}

/* ===== 厂区展示 ===== */
.factory-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.factory-card {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition);
}

.factory-card:hover { transform: translateY(-4px); }

.factory-img-wrap { height: 220px; overflow: hidden; }

.factory-placeholder {
    width: 100%; height: 100%;
    background: linear-gradient(135deg, #dcedc8, #c8e6c9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    color: var(--primary);
}

.factory-placeholder span { font-size: 3rem; }
.factory-placeholder p { font-size: .88rem; }

.factory-label {
    padding: .8rem 1rem;
    background: #fff;
    font-size: .9rem;
    font-weight: 600;
    color: var(--text-dark);
    text-align: center;
}

/* 工艺参数展示 */
.process-banner {
    background: linear-gradient(135deg, var(--primary), var(--primary-mid));
    border-radius: var(--radius-lg);
    padding: 2rem 2.5rem;
    color: #fff;
}

.process-title {
    text-align: center;
    font-weight: 700;
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
    opacity: .9;
    letter-spacing: .05em;
}

.process-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: .8rem;
}

.process-step {
    background: rgba(255,255,255,.12);
    border-radius: var(--radius);
    padding: .9rem 1.4rem;
    display: flex;
    align-items: center;
    gap: .8rem;
    flex: 1;
    min-width: 160px;
}

.step-num {
    font-size: 1.4rem;
    font-weight: 800;
    opacity: .5;
    line-height: 1;
}

.step-info {
    display: flex;
    flex-direction: column;
    gap: .2rem;
}

.step-info strong { font-size: .9rem; font-weight: 600; }
.step-info span { font-size: .78rem; opacity: .75; }

.process-arrow {
    font-size: 1.2rem;
    opacity: .5;
    flex-shrink: 0;
}

/* ===== 招商加盟 ===== */
.join-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-mid) 100%);
    padding: 5.5rem 2rem;
}

.join-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.8rem;
    margin-bottom: 3rem;
}

.join-card {
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.2);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    color: #fff;
    backdrop-filter: blur(4px);
    transition: all var(--transition);
}

.join-card:hover {
    background: rgba(255,255,255,.18);
    transform: translateY(-4px);
}

.join-icon { font-size: 2.5rem; margin-bottom: 1rem; }

.join-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: .6rem;
}

.join-card p { font-size: .9rem; opacity: .82; line-height: 1.7; }

.join-cta { text-align: center; }

/* ===== 联系我们 ===== */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
}

.contact-info h3,
.contact-form h3 {
    font-size: 1.25rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.4rem;
    padding-bottom: 1.4rem;
    border-bottom: 1px solid #eee;
}

.contact-item:last-of-type { border-bottom: none; }

.contact-icon { font-size: 1.4rem; flex-shrink: 0; }

.contact-item h4 {
    font-size: .85rem;
    color: var(--text-muted);
    margin-bottom: .2rem;
    font-weight: 500;
}

.contact-item p {
    color: var(--text-dark);
    font-size: .95rem;
    line-height: 1.7;
}

.contact-item a {
    color: var(--primary);
    font-weight: 600;
}

.contact-item a:hover { color: var(--primary-soft); }

/* 地图链接 */
.map-link {
    color: var(--primary);
    font-weight: 600;
    text-decoration: underline;
    text-decoration-color: rgba(27,94,32,.3);
    text-underline-offset: 3px;
}
.map-link:hover {
    color: var(--primary-soft);
}

/* 地图容器 */
.map-container {
    margin: .5rem 0 1rem;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid #e8e8e8;
    background: #f9f9f9;
}
.map-container iframe {
    display: block;
    width: 100%;
}
.map-nav-btn {
    display: block;
    text-align: center;
    padding: .7rem;
    background: var(--primary);
    color: #fff !important;
    font-weight: 600;
    font-size: .92rem;
    transition: background var(--transition);
}
.map-nav-btn:hover {
    background: var(--primary-light);
}

@media (max-width: 768px) {
    .map-container iframe { height: 220px; }
}

.contact-phone-highlight {
    margin-top: 1rem;
    background: var(--bg-green);
    border-radius: var(--radius);
    padding: 1.2rem 1.5rem;
    text-align: center;
}

.contact-phone-highlight p {
    color: var(--text-muted);
    font-size: .85rem;
    margin-bottom: .8rem;
}

.phone-btn {
    display: block;
    background: var(--primary-light);
    color: #fff !important;
    padding: .65rem 1.5rem;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 700;
    margin: .4rem 0;
    transition: background var(--transition);
    letter-spacing: .05em;
}

.phone-btn:hover { background: var(--primary); }

/* 联系表单 */
.contact-form {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: var(--radius-lg);
}

.form-group { margin-bottom: 1.2rem; }

.form-group label {
    display: block;
    margin-bottom: .4rem;
    color: var(--text-dark);
    font-weight: 500;
    font-size: .9rem;
}

.required { color: #e53935; }

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: .75rem 1rem;
    border: 1.5px solid #ddd;
    border-radius: 6px;
    font-size: .92rem;
    font-family: inherit;
    color: var(--text-dark);
    background: #fff;
    transition: border-color var(--transition);
    appearance: auto;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-soft);
    box-shadow: 0 0 0 3px rgba(76,175,80,.12);
}

/* ===== 页脚 ===== */
.footer {
    background: var(--primary);
    color: rgba(255,255,255,.85);
    padding: 3.5rem 2rem 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.footer-brand h3 {
    font-size: 1.3rem;
    color: #fff;
    margin-bottom: .5rem;
}

.footer-brand h3 span { color: var(--accent); }

.footer-brand > p {
    opacity: .8;
    font-size: .88rem;
    margin-bottom: .6rem;
}

.footer-addr {
    font-size: .82rem;
    opacity: .65;
    line-height: 1.7;
}

.footer-section h4 {
    color: #fff;
    font-size: .95rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-section ul { list-style: none; }

.footer-section ul li {
    margin-bottom: .5rem;
    font-size: .85rem;
    opacity: .8;
}

.footer-section ul li a {
    color: rgba(255,255,255,.8);
    transition: opacity var(--transition);
}

.footer-section ul li a:hover { opacity: 1; color: #fff; }

.footer-bottom {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,.12);
    font-size: .82rem;
    opacity: .6;
}

/* ===== 悬浮联系按钮 ===== */
.float-contact {
    position: fixed;
    right: 20px;
    bottom: 80px;
    z-index: 900;
    display: flex;
    flex-direction: column;
    gap: .5rem;
}

.float-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: var(--primary-light);
    color: #fff;
    box-shadow: 0 4px 16px rgba(46,125,50,.4);
    transition: all var(--transition);
    gap: 2px;
}

.float-btn span { font-size: 1.1rem; line-height: 1; }
.float-btn small { font-size: .52rem; opacity: .85; }

.float-btn:hover {
    background: var(--primary);
    transform: scale(1.08);
}

.float-btn-msg { background: var(--primary-mid); }

/* ===== 返回顶部 ===== */
.back-to-top {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 900;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    border: none;
    cursor: pointer;
    font-size: .9rem;
    box-shadow: 0 3px 12px rgba(0,0,0,.2);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition);
}

.back-to-top.visible {
    opacity: 1;
    pointer-events: auto;
}

.back-to-top:hover { background: var(--primary-mid); transform: scale(1.08); }

/* ===== 入场动画 ===== */
[data-aos] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .6s ease, transform .6s ease;
}

[data-aos].visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%; left: 0; right: 0;
        background: #fff;
        padding: 1rem 2rem;
        box-shadow: var(--shadow-md);
        gap: 0;
    }

    .nav-menu.active { display: flex; }

    .nav-menu li { border-bottom: 1px solid #f0f0f0; }
    .nav-menu li:last-child { border: none; }
    .nav-link { padding: .85rem 0; display: block; }
    .nav-link::after { display: none; }

    .hamburger { display: flex; }

    .hero { padding: 7rem 1.5rem 3rem; }
    .hero-stats {
        flex-wrap: wrap;
        gap: 1rem;
        padding: 1.2rem 1.5rem;
        justify-content: center;
    }
    .stat-divider { display: none; }
    .stat-item { padding: 0 1.2rem; }

    .advantage-grid,
    .products-grid,
    .join-grid { grid-template-columns: 1fr; }

    .about-layout { grid-template-columns: 1fr; gap: 2.5rem; }
    .about-data { grid-template-columns: 1fr 1fr; }

    .factory-grid { grid-template-columns: 1fr; }

    .contact-content { grid-template-columns: 1fr; }

    .footer-content { grid-template-columns: 1fr; gap: 2rem; }

    .process-steps { flex-direction: column; align-items: stretch; }
    .process-arrow { transform: rotate(90deg); text-align: center; }

    .section { padding: 3.5rem 1.2rem; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 1.5rem; }
    .hero-buttons { flex-direction: column; align-items: center; }
    .btn { padding: .7rem 1.6rem; }
    .about-data { grid-template-columns: 1fr; }
    .navbar { padding: .8rem 1.2rem; }
}