/*
Theme Name: Botuo International
Theme URI: https://www.botuointer.com
Author: Botuo International
Author URI: https://www.botuointer.com
Description: A professional WordPress theme for Botuo International - Used Excavator Export Company specializing in SANY and Caterpillar machinery for Central Asia and Russia.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: botuo
Tags: construction, machinery, excavator, export, business
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 7.4
*/

/* ========================================
   CSS Variables & Reset
   ======================================== */
:root {
    --primary: #E8A623;
    --primary-dark: #C78D1A;
    --primary-light: #F5C95C;
    --secondary: #1A1A2E;
    --secondary-light: #2D2D44;
    --accent: #D4380D;
    --text-dark: #1A1A2E;
    --text-medium: #4A4A5A;
    --text-light: #7A7A8A;
    --bg-white: #FFFFFF;
    --bg-light: #F8F9FA;
    --bg-warm: #FFF9ED;
    --border: #E5E7EB;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
    --max-width: 1280px;
    --header-height: 80px;
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-dark);
    line-height: 1.7;
    background: var(--bg-white);
    -webkit-font-smoothing: antialiased;
}

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

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

ul, ol {
    list-style: none;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-dark);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-medium);
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(232, 166, 35, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--bg-white);
    border: 2px solid var(--bg-white);
}

.btn-secondary:hover {
    background: var(--bg-white);
    color: var(--secondary);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--secondary);
}

.btn-dark {
    background: var(--secondary);
    color: var(--bg-white);
}

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

/* ========================================
   Header & Navigation
   ======================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    height: var(--header-height);
    transition: var(--transition);
}

.site-header.scrolled {
    background: rgba(26, 26, 46, 0.98);
    box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

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

.site-logo .logo-text {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--bg-white);
    letter-spacing: 1px;
}

.site-logo .logo-text span {
    color: var(--primary);
}

.site-logo .logo-sub {
    font-size: 0.65rem;
    color: var(--text-light);
    letter-spacing: 2px;
    text-transform: uppercase;
    display: block;
    margin-top: -2px;
}

/* Main Navigation */
.main-nav ul {
    display: flex;
    align-items: center;
    gap: 0;
}

.main-nav > ul > li {
    position: relative;
}

.main-nav > ul > li > a {
    display: block;
    padding: 28px 18px;
    color: rgba(255,255,255,0.85);
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 0.3px;
    transition: var(--transition);
}

.main-nav > ul > li > a:hover,
.main-nav > ul > li.current-menu-item > a,
.main-nav > ul > li.current-menu-parent > a {
    color: var(--primary);
}

/* Dropdown */
.main-nav .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 260px;
    background: var(--bg-white);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    padding: 8px 0;
}

.main-nav > ul > li:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.main-nav .sub-menu li a {
    display: block;
    padding: 10px 24px;
    color: var(--text-medium);
    font-size: 0.9rem;
    border-left: 3px solid transparent;
    transition: var(--transition);
}

.main-nav .sub-menu li a:hover {
    color: var(--primary-dark);
    background: var(--bg-warm);
    border-left-color: var(--primary);
}

/* Header CTA */
.header-cta .btn {
    padding: 10px 24px;
    font-size: 0.85rem;
}

/* Mobile Menu Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
    background: none;
    border: none;
}

.mobile-toggle span {
    display: block;
    width: 28px;
    height: 2px;
    background: var(--bg-white);
    transition: var(--transition);
}

/* ========================================
   Hero Section
   ======================================== */
.hero-section {
    position: relative;
    height: 85vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-top: var(--header-height);
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26,26,46,0.85) 0%, rgba(26,26,46,0.6) 50%, rgba(26,26,46,0.4) 100%);
    z-index: 1;
}

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

.hero-badge {
    display: inline-block;
    background: rgba(232, 166, 35, 0.15);
    color: var(--primary);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 24px;
    border: 1px solid rgba(232, 166, 35, 0.3);
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 800;
    color: var(--bg-white);
    line-height: 1.15;
    margin-bottom: 20px;
}

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

.hero-desc {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: 36px;
    line-height: 1.8;
}

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

.hero-stats {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 2;
    background: rgba(26,26,46,0.6);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255,255,255,0.1);
}

.hero-stats .container {
    display: flex;
    justify-content: space-around;
    padding: 24px 20px;
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
}

.stat-label {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.7);
    margin-top: 4px;
}

/* ========================================
   Section Styles
   ======================================== */
.section {
    padding: 80px 0;
}

.section-dark {
    background: var(--secondary);
}

.section-light {
    background: var(--bg-light);
}

.section-warm {
    background: var(--bg-warm);
}

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

.section-label {
    display: inline-block;
    color: var(--primary);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   Brands Section
   ======================================== */
.brands-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.brand-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 40px 24px;
    text-align: center;
    border: 1px solid var(--border);
    transition: var(--transition);
    cursor: pointer;
}

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

.brand-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 16px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary-dark);
}

.brand-card h3 {
    font-size: 1.15rem;
    margin-bottom: 8px;
}

.brand-card p {
    font-size: 0.9rem;
    color: var(--text-light);
}

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

.product-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: var(--transition);
}

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

.product-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--primary);
    color: var(--secondary);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.product-badge.hot {
    background: var(--accent);
    color: white;
}

.product-info {
    padding: 20px;
}

.product-brand {
    font-size: 0.8rem;
    color: var(--primary-dark);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 6px;
}

.product-title {
    font-size: 1.1rem;
    margin-bottom: 12px;
}

.product-specs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 16px;
}

.spec-item {
    font-size: 0.82rem;
    color: var(--text-light);
}

.spec-item strong {
    color: var(--text-dark);
    font-weight: 600;
}

.product-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.product-price {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent);
}

.product-link {
    color: var(--primary-dark);
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 4px;
}

.product-link:hover {
    color: var(--primary);
}

/* ========================================
   Why Choose Us
   ======================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.feature-card {
    text-align: center;
    padding: 40px 24px;
    background: var(--bg-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.feature-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: var(--bg-warm);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.feature-card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

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

/* ========================================
   Export Service Section
   ======================================== */
.export-process {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    position: relative;
}

.export-process::before {
    content: '';
    position: absolute;
    top: 45px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: var(--border);
    z-index: 0;
}

.process-step {
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 60px;
    height: 60px;
    margin: 0 auto 16px;
    background: var(--primary);
    color: var(--secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 800;
}

.process-step h4 {
    font-size: 0.95rem;
    margin-bottom: 8px;
}

.process-step p {
    font-size: 0.82rem;
    color: var(--text-light);
}

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

.cta-section h2 {
    color: var(--bg-white);
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.cta-section p {
    color: rgba(255,255,255,0.7);
    font-size: 1.1rem;
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-contact-info {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.cta-contact-item {
    color: rgba(255,255,255,0.8);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.cta-contact-item strong {
    color: var(--primary);
}

/* ========================================
   Footer
   ======================================== */
.site-footer {
    background: #0D0D1A;
    color: rgba(255,255,255,0.7);
    padding-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-about .footer-logo {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--bg-white);
    margin-bottom: 16px;
}

.footer-about .footer-logo span {
    color: var(--primary);
}

.footer-about p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
    line-height: 1.7;
    margin-bottom: 20px;
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.7);
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary);
    color: var(--secondary);
}

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

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

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

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

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

.footer-contact-item {
    display: flex;
    gap: 10px;
    margin-bottom: 14px;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
}

.footer-contact-item .icon {
    color: var(--primary);
    font-size: 1rem;
    min-width: 20px;
}

.footer-bottom {
    padding: 20px 0;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.4);
}

/* ========================================
   Page Templates
   ======================================== */
.page-hero {
    background: var(--secondary);
    padding: 120px 0 60px;
    margin-top: var(--header-height);
    text-align: center;
}

.page-hero h1 {
    color: var(--bg-white);
    font-size: 2.8rem;
    margin-bottom: 16px;
}

.page-hero p {
    color: rgba(255,255,255,0.7);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 20px;
    font-size: 0.85rem;
}

.breadcrumb a {
    color: rgba(255,255,255,0.5);
}

.breadcrumb a:hover {
    color: var(--primary);
}

.breadcrumb .separator {
    color: rgba(255,255,255,0.3);
}

.breadcrumb .current {
    color: var(--primary);
}

/* About Page */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    margin-bottom: 20px;
}

.about-text p {
    margin-bottom: 16px;
    line-height: 1.8;
}

.about-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Contact Page */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-form {
    background: var(--bg-white);
    padding: 40px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(232, 166, 35, 0.15);
}

.form-group textarea {
    height: 140px;
    resize: vertical;
}

.contact-info-cards {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-info-card {
    background: var(--bg-white);
    padding: 24px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-info-card .icon {
    width: 50px;
    height: 50px;
    background: var(--bg-warm);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.contact-info-card h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.contact-info-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 0;
}

/* FAQ Page */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    overflow: hidden;
}

.faq-question {
    padding: 20px 24px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-question .toggle {
    font-size: 1.5rem;
    color: var(--primary);
    transition: var(--transition);
    font-weight: 300;
}

.faq-item.active .faq-question .toggle {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 24px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 24px 20px;
}

.faq-answer p {
    font-size: 0.95rem;
    line-height: 1.7;
}

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

.blog-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.blog-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.blog-image {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.blog-card:hover .blog-image img {
    transform: scale(1.05);
}

.blog-content {
    padding: 24px;
}

.blog-meta {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-bottom: 10px;
}

.blog-content h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    line-height: 1.4;
}

.blog-content p {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* Export Service Page */
.service-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 40px;
    border: 1px solid var(--border);
    margin-bottom: 30px;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 16px;
    color: var(--primary-dark);
}

.service-card p {
    line-height: 1.8;
}

.service-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 20px;
}

.service-feature-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.service-feature-item .icon {
    color: var(--primary);
    font-size: 1.2rem;
    margin-top: 2px;
}

/* WhatsApp Float Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    transition: var(--transition);
    cursor: pointer;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    fill: white;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .main-nav {
        display: none;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .main-nav.active {
        display: block;
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--secondary);
        padding: 20px;
        overflow-y: auto;
    }
    
    .main-nav.active ul {
        flex-direction: column;
    }
    
    .main-nav.active > ul > li > a {
        padding: 16px 0;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    
    .main-nav.active .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: rgba(255,255,255,0.05);
        border-radius: var(--radius-sm);
        margin: 4px 0;
    }
    
    .main-nav.active .sub-menu li a {
        color: rgba(255,255,255,0.6);
        padding: 10px 20px;
        border-left: none;
    }
    
    .main-nav.active .sub-menu li a:hover {
        color: var(--primary);
        background: transparent;
    }
    
    .header-cta {
        display: none;
    }
    
    .hero-title {
        font-size: 2.4rem;
    }
    
    .brands-grid,
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .products-grid,
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .export-process {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .export-process::before {
        display: none;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-stats .container {
        flex-wrap: wrap;
        gap: 20px;
    }
    
    .service-features {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    /* Solutions grid responsive */
    .section-warm [style*="grid-template-columns: repeat(2"] {
        grid-template-columns: 1fr !important;
    }
    
    /* Features grid responsive */
    .section [style*="grid-template-columns: repeat(4"] {
        grid-template-columns: repeat(2, 1fr) !important;
    }
    
    .section [style*="grid-template-columns: repeat(3"] {
        grid-template-columns: 1fr !important;
    }
    
    /* About page stats responsive */
    [style*="grid-template-columns: repeat(4"] {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 640px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    
    [style*="grid-template-columns: repeat(2"] {
        grid-template-columns: 1fr !important;
    }
    
    [style*="grid-template-columns: repeat(4"] {
        grid-template-columns: 1fr !important;
    }
    
    .section {
        padding: 50px 0;
    }
    
    .hero-section {
        height: auto;
        min-height: 500px;
        padding: 60px 0 100px;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .brands-grid,
    .features-grid,
    .products-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .export-process {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .page-hero h1 {
        font-size: 2rem;
    }
    
    .cta-section h2 {
        font-size: 1.8rem;
    }
}