/* ============================================
   深圳市意荣丰艺术品有限公司 - 官方网站
   样式文件 - style.css
   ============================================ */

/* === 全局重置与基础 === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #c8a96e;
    --primary-dark: #a8884a;
    --primary-light: #e8d5b0;
    --dark: #1a1a1a;
    --dark-2: #2c2c2c;
    --gray: #666;
    --light-gray: #f5f0e8;
    --white: #ffffff;
    --cream: #faf8f3;
    --text: #333;
    --text-light: #888;
    --border: #e0d8cc;
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-hover: 0 8px 35px rgba(0,0,0,0.15);
    --transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
    --font-cn: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    --font-en: "Georgia", "Times New Roman", serif;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-cn);
    color: var(--text);
    background: var(--cream);
    line-height: 1.7;
    overflow-x: hidden;
}

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

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

ul { list-style: none; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.2rem;
    font-weight: 600;
    color: var(--dark);
    letter-spacing: 3px;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--primary);
    margin: 15px auto 0;
}

.section-title p {
    color: var(--gray);
    font-size: 1.05rem;
    margin-top: 12px;
}

/* === 导航栏 === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 75px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: white;
}

.logo-text {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
    line-height: 1.3;
}

.logo-text span {
    font-size: 0.75rem;
    color: var(--gray);
    font-weight: 400;
    display: block;
}

/* 导航菜单 */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 35px;
}

.nav-menu a {
    font-size: 0.95rem;
    color: var(--dark);
    position: relative;
    padding: 5px 0;
    font-weight: 500;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.nav-menu a:hover {
    color: var(--primary-dark);
}

.nav-menu a.active {
    color: var(--primary-dark);
}

/* 移动端菜单按钮 */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
    background: none;
    border: none;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--dark);
    transition: var(--transition);
    border-radius: 2px;
}

/* === 首页 Hero === */
.hero {
    height: 100vh;
    min-height: 600px;
    max-height: 900px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 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");
    opacity: 0.5;
}

.hero::after {
    content: '';
    position: absolute;
    top: -30%;
    right: -10%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(200,169,110,0.15) 0%, transparent 70%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    padding: 0 20px;
}

.hero-subtitle {
    font-family: var(--font-en);
    font-size: 0.95rem;
    color: var(--primary);
    letter-spacing: 6px;
    text-transform: uppercase;
    margin-bottom: 20px;
    font-weight: 300;
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 25px;
}

.hero-title span {
    color: var(--primary);
}

.hero-desc {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.8;
    margin-bottom: 35px;
    max-width: 550px;
}

.hero-btns {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 35px;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 50px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-family: var(--font-cn);
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(200,169,110,0.4);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

/* 服务简介条 - 首页 */
.features-bar {
    background: var(--white);
    border-bottom: 1px solid var(--border);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    padding: 30px 0;
}

.feature-item {
    text-align: center;
    padding: 20px;
    border-right: 1px solid var(--border);
}

.feature-item:last-child {
    border-right: none;
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 10px;
}

.feature-item h4 {
    font-size: 1rem;
    color: var(--dark);
    margin-bottom: 5px;
}

.feature-item p {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* === 关于我们 - 首页摘要 === */
.about-section {
    padding: 100px 0;
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    background: var(--light-gray);
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--light-gray), var(--primary-light));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    font-size: 3rem;
}

.about-image-placeholder p {
    font-size: 1rem;
    margin-top: 15px;
    color: var(--text-light);
}

.about-text .tag {
    display: inline-block;
    font-family: var(--font-en);
    font-size: 0.8rem;
    color: var(--primary);
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.about-text h3 {
    font-size: 2rem;
    color: var(--dark);
    margin-bottom: 20px;
    line-height: 1.3;
}

.about-text p {
    color: var(--gray);
    margin-bottom: 16px;
    line-height: 1.8;
}

.about-text .btn {
    margin-top: 10px;
}

/* === 产品展示 - 首页 === */
.products-section {
    padding: 100px 0;
    background: var(--cream);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.product-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.product-img {
    width: 100%;
    aspect-ratio: 1/1;
    background: var(--light-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    position: relative;
    overflow: hidden;
}

/* === 图库分页 === */
.pagination {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    padding: 40px 0 20px;
    grid-column: 1 / -1;
}

.page-btn {
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: 10px 24px;
    border-radius: 25px;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-cn);
}

.page-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.page-info {
    color: var(--gray);
    font-size: 0.9rem;
}

.cat-count {
    font-size: 0.75rem;
    opacity: 0.7;
}

.product-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.product-card:hover .product-img img {
    transform: scale(1.08);
}

.product-img .img-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--light-gray), #e8ddd0);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.product-card:nth-child(1) .product-img { background: linear-gradient(135deg, #f5f0e8, #e8d5b0); }
.product-card:nth-child(2) .product-img { background: linear-gradient(135deg, #f0ece4, #d4c8b0); }
.product-card:nth-child(3) .product-img { background: linear-gradient(135deg, #ede8e0, #c8b898); }
.product-card:nth-child(4) .product-img { background: linear-gradient(135deg, #f2ede5, #d8c8a8); }
.product-card:nth-child(5) .product-img { background: linear-gradient(135deg, #efeae2, #c8b8a0); }
.product-card:nth-child(6) .product-img { background: linear-gradient(135deg, #f0ebe3, #d0c0a8); }

.product-info {
    padding: 22px;
}

.product-info h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dark);
}

.product-info p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
}

.product-info .product-tag {
    display: inline-block;
    margin-top: 10px;
    font-size: 0.8rem;
    color: var(--primary-dark);
    font-weight: 500;
}

/* === 定制服务 === */
.service-section {
    padding: 100px 0;
    background: var(--dark);
    color: var(--white);
    text-align: center;
}

.service-section .section-title h2 {
    color: var(--white);
}

.service-section .section-title h2::after {
    background: var(--primary);
}

.service-section .section-title p {
    color: rgba(255,255,255,0.6);
}

.service-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-top: 50px;
}

.step-item {
    text-align: center;
    padding: 30px 20px;
}

.step-num {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 2px solid var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
    font-family: var(--font-en);
}

.step-item h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--white);
}

.step-item p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
    line-height: 1.6;
}

/* === 联系我们 - 首页 === */
.contact-section {
    padding: 100px 0;
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info h3 {
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: 25px;
}

.contact-detail {
    display: flex;
    gap: 15px;
    margin-bottom: 22px;
}

.contact-detail .icon {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--light-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.1rem;
}

.contact-detail h5 {
    font-size: 0.9rem;
    color: var(--text);
    margin-bottom: 3px;
}

.contact-detail p {
    font-size: 0.95rem;
    color: var(--gray);
}

.contact-form {
    background: var(--cream);
    padding: 40px;
    border-radius: 12px;
}

.contact-form h4 {
    font-size: 1.2rem;
    margin-bottom: 25px;
    color: var(--dark);
}

.form-group {
    margin-bottom: 18px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: var(--font-cn);
    background: var(--white);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(200,169,110,0.15);
}

.form-group textarea {
    height: 120px;
    resize: vertical;
}

.form-group .btn {
    width: 100%;
    justify-content: center;
}

/* === 页脚 === */
.footer {
    background: var(--dark);
    color: rgba(255,255,255,0.7);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .logo-text {
    color: var(--white);
    margin-bottom: 15px;
}

.footer-brand .logo-text span {
    color: rgba(255,255,255,0.5);
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.8;
    margin-bottom: 15px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-social a:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(200,169,110,0.1);
}

.footer h4 {
    font-size: 1rem;
    color: var(--white);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}

.footer h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--primary);
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 25px;
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.4);
}

/* === 产品中心页 独立样式 === */
.page-banner {
    padding: 140px 0 70px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    text-align: center;
    position: relative;
}

.page-banner h1 {
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: 12px;
}

.page-banner p {
    color: rgba(255,255,255,0.6);
    font-size: 1.05rem;
}

.product-categories {
    padding: 70px 0 30px;
    background: var(--white);
}

.category-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.category-tab {
    padding: 10px 28px;
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    background: var(--white);
    font-family: var(--font-cn);
}

.category-tab:hover,
.category-tab.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.product-gallery {
    padding: 50px 0 100px;
}

.product-gallery .products-grid {
    grid-template-columns: repeat(4, 1fr);
}

/* === 关于我们页 === */
.about-page-content {
    padding: 100px 0;
}

.about-story {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.about-story-image {
    border-radius: 12px;
    overflow: hidden;
    background: var(--light-gray);
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
}

.values-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.value-card {
    text-align: center;
    padding: 40px 25px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.value-card .icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.value-card h4 {
    font-size: 1.15rem;
    margin-bottom: 10px;
    color: var(--dark);
}

.value-card p {
    font-size: 0.9rem;
    color: var(--gray);
    line-height: 1.7;
}

/* === 联系我们页 === */
.contact-page {
    padding: 100px 0;
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-bottom: 60px;
}

.contact-card {
    text-align: center;
    padding: 40px 25px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.contact-card .icon {
    font-size: 2rem;
    margin-bottom: 15px;
}

.contact-card h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--dark);
}

.contact-card p {
    font-size: 0.9rem;
    color: var(--gray);
    line-height: 1.7;
}

.contact-form-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-form-section .map-placeholder {
    border-radius: 12px;
    overflow: hidden;
    background: var(--light-gray);
    aspect-ratio: 16/9;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--text-light);
}

/* === 浮动联系栏 === */
.float-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    display: flex;
    background: var(--white);
    box-shadow: 0 -4px 20px rgba(0,0,0,0.12);
    border-top: 2px solid var(--primary);
}

.float-bar a {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 10px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    font-family: var(--font-cn);
}

.float-bar .float-phone {
    background: var(--primary);
    color: var(--white);
}

.float-bar .float-phone:hover {
    background: var(--primary-dark);
}

.float-bar .float-wechat {
    background: #07c160;
    color: var(--white);
}

.float-bar .float-wechat:hover {
    background: #06ad56;
}

/* 微信浮窗 */
.wechat-popup {
    display: none;
    position: fixed;
    bottom: 80px;
    right: 20px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 8px 35px rgba(0,0,0,0.2);
    padding: 25px;
    z-index: 9998;
    text-align: center;
    min-width: 200px;
}

.wechat-popup.show {
    display: block;
}

.wechat-popup .wx-qr {
    width: 160px;
    height: 160px;
    background: var(--light-gray);
    border-radius: 8px;
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: #07c160;
}

.wechat-popup p {
    font-size: 0.85rem;
    color: var(--gray);
}

.wechat-popup .wx-close {
    position: absolute;
    top: 8px;
    right: 12px;
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--text-light);
    background: none;
    border: none;
}

/* 电脑端侧边悬浮联系 */
@media (min-width: 769px) {
    .float-bar {
        display: none;
    }
    
    .side-contact {
        position: fixed;
        right: 20px;
        bottom: 120px;
        z-index: 9999;
        display: flex;
        flex-direction: column;
        gap: 10px;
    }
    
    .side-contact a {
        width: 52px;
        height: 52px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.4rem;
        color: var(--white);
        box-shadow: 0 4px 15px rgba(0,0,0,0.2);
        transition: var(--transition);
        position: relative;
    }
    
    .side-contact a:hover {
        transform: scale(1.1);
    }
    
    .side-contact .sc-phone {
        background: var(--primary);
    }
    
    .side-contact .sc-wechat {
        background: #07c160;
    }
    
    .side-contact .sc-tooltip {
        position: absolute;
        right: 65px;
        background: var(--white);
        color: var(--text);
        padding: 8px 16px;
        border-radius: 6px;
        font-size: 0.85rem;
        white-space: nowrap;
        box-shadow: 0 4px 15px rgba(0,0,0,0.15);
        opacity: 0;
        pointer-events: none;
        transition: var(--transition);
        font-weight: 500;
    }
    
    .side-contact a:hover .sc-tooltip {
        opacity: 1;
        right: 75px;
    }
}

@media (max-width: 768px) {
    .side-contact {
        display: none;
    }
    
    /* 移动端底部留白给浮动栏 */
    body {
        padding-bottom: 65px;
    }
}

/* === 动画 === */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* === 响应式 === */
@media (max-width: 1024px) {
    .products-grid,
    .product-gallery .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .feature-item:nth-child(2) {
        border-right: none;
    }
    .feature-item:nth-child(3),
    .feature-item:nth-child(4) {
        border-top: 1px solid var(--border);
    }
    .service-steps {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 75px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 30px;
        gap: 20px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        transform: translateY(-120%);
        transition: var(--transition);
    }

    .nav-menu.active {
        transform: translateY(0);
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-desc {
        font-size: 1rem;
    }

    .about-grid,
    .contact-grid,
    .about-story,
    .contact-form-section,
    .contact-info-grid {
        grid-template-columns: 1fr;
    }

    .about-story {
        gap: 30px;
    }

    .products-grid,
    .product-gallery .products-grid {
        grid-template-columns: 1fr 1fr;
        gap: 15px;
    }

    .service-steps {
        grid-template-columns: 1fr;
    }

    .values-list {
        grid-template-columns: 1fr;
    }

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

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

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }

    .section-title h2 {
        font-size: 1.7rem;
    }

    .page-banner h1 {
        font-size: 1.8rem;
    }

    .contact-form {
        padding: 25px;
    }

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

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

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

    .feature-item {
        border-right: none;
        border-bottom: 1px solid var(--border);
    }

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