/* ============================================
   Global Trade Co. - Corporate Website Styles
   Color: Deep Navy (#0a1f44) + Gold (#d4a848)
   ============================================ */

/* ===== Reset & Base ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --navy: #0a1f44;
    --navy-light: #1a3a6e;
    --navy-dark: #061535;
    --gold: #d4a848;
    --gold-light: #e8c170;
    --gold-dark: #b8902f;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --shadow-xl: 0 20px 60px rgba(10,31,68,0.15);
    --radius: 12px;
    --radius-lg: 20px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', 'Noto Sans SC', 'Noto Sans JP', 'Noto Sans KR', 'Noto Sans Devanagari', sans-serif;
    color: var(--gray-800);
    line-height: 1.7;
    background: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', 'Noto Sans SC', 'Noto Sans JP', 'Noto Sans KR', 'Noto Sans Devanagari', sans-serif;
    font-weight: 700;
    line-height: 1.3;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 36px;
    font-family: 'Poppins', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
    color: var(--navy-dark);
    box-shadow: 0 4px 20px rgba(212, 168, 72, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(212, 168, 72, 0.45);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.8);
}

.btn-full {
    width: 100%;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(255, 255, 255, 0.98);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Poppins', sans-serif;
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--navy);
    flex-shrink: 0;
}

.logo-icon {
    width: 36px;
    height: 36px;
    color: var(--gold);
}

.logo-text {
    letter-spacing: -0.5px;
}

.logo-accent {
    color: var(--gold);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 auto;
}

.nav-link {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-700);
    border-radius: 8px;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--navy);
    background: var(--gray-100);
}

.nav-link.active {
    color: var(--navy);
    font-weight: 600;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 16px;
    right: 16px;
    height: 2px;
    background: var(--gold);
    border-radius: 2px;
}

.nav-cta {
    background: var(--navy);
    color: var(--white) !important;
    padding: 10px 24px;
    border-radius: 50px;
}

.nav-cta:hover {
    background: var(--navy-light);
}

.nav-cta.active::after {
    display: none;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* ===== Language Switcher ===== */
.lang-switcher {
    position: relative;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--gray-100);
    border: 1px solid var(--gray-200);
    border-radius: 50px;
    cursor: pointer;
    font-family: 'Poppins', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-700);
    transition: var(--transition);
}

.lang-btn:hover {
    background: var(--gray-200);
    border-color: var(--gray-300);
}

.lang-globe {
    width: 18px;
    height: 18px;
    color: var(--navy);
}

.lang-arrow {
    width: 14px;
    height: 14px;
    transition: var(--transition);
}

.lang-btn.open .lang-arrow {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 8px;
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: 100;
}

.lang-dropdown.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-dropdown li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--gray-700);
    transition: var(--transition);
}

.lang-dropdown li:hover {
    background: var(--gray-100);
}

.lang-dropdown li.active {
    background: var(--navy);
    color: var(--white);
}

.lang-flag {
    font-weight: 700;
    font-size: 0.8rem;
    color: var(--gold);
    min-width: 24px;
}

.lang-dropdown li.active .lang-flag {
    color: var(--gold-light);
}

/* ===== Hamburger ===== */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--navy);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.hamburger.open span:nth-child(2) {
    opacity: 0;
}

.hamburger.open span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ===== Hero ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    overflow: hidden;
    padding-top: 72px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 50%, #0d2960 100%);
    z-index: 0;
}

.hero-glow {
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(212, 168, 72, 0.15) 0%, transparent 60%);
    border-radius: 50%;
}

.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-container {
    position: relative;
    z-index: 1;
    max-width: 900px;
    padding: 0 24px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(212, 168, 72, 0.15);
    border: 1px solid rgba(212, 168, 72, 0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gold-light);
    margin-bottom: 28px;
    animation: fadeInUp 0.8s ease;
}

.hero-title {
    font-size: clamp(2.2rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease 0.1s both;
    background: linear-gradient(180deg, #ffffff 0%, #c5d4e8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.75);
    max-width: 680px;
    margin: 0 auto 40px;
    line-height: 1.7;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease 0.3s both;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-stat-num {
    font-family: 'Poppins', sans-serif;
    font-size: 2rem;
    font-weight: 800;
    color: var(--gold);
}

.hero-stat-label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 4px;
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
    z-index: 1;
    animation: bounce 2s infinite;
}

.hero-scroll svg {
    width: 20px;
    height: 20px;
}

/* ===== Sections ===== */
.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-block;
    padding: 6px 18px;
    background: rgba(10, 31, 68, 0.08);
    color: var(--navy);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 50px;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    color: var(--navy);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--gray-500);
    line-height: 1.7;
}

/* ===== About ===== */
.about {
    background: var(--gray-50);
}

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

.about-content {
    max-width: 500px;
}

.about-text {
    font-size: 1.05rem;
    color: var(--gray-600);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.about-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.about-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--gold);
}

.about-card-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    color: var(--gold);
    background: rgba(212, 168, 72, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
}

.about-card-icon svg {
    width: 100%;
    height: 100%;
}

.about-card-num {
    font-family: 'Poppins', sans-serif;
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 4px;
}

.about-card-label {
    font-size: 0.85rem;
    color: var(--gray-500);
    font-weight: 500;
}

/* ===== Business ===== */
.business-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.business-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.business-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.business-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.business-card:hover::before {
    transform: scaleX(1);
}

.business-card-highlight {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    color: var(--white);
    border-color: transparent;
}

.business-card-highlight::before {
    background: var(--gold);
    transform: scaleX(1);
}

.business-card-icon {
    width: 56px;
    height: 56px;
    margin-bottom: 24px;
    color: var(--gold);
    background: rgba(212, 168, 72, 0.1);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
}

.business-card-highlight .business-card-icon {
    background: rgba(212, 168, 72, 0.15);
}

.business-card-icon svg {
    width: 100%;
    height: 100%;
}

.business-card h3 {
    font-size: 1.35rem;
    margin-bottom: 12px;
    color: var(--navy);
}

.business-card-highlight h3 {
    color: var(--white);
}

.business-card p {
    font-size: 0.95rem;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 20px;
}

.business-card-highlight p {
    color: rgba(255, 255, 255, 0.7);
}

.business-features {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-200);
}

.business-card-highlight .business-features {
    border-top-color: rgba(255, 255, 255, 0.15);
}

.business-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.88rem;
    color: var(--gray-600);
    margin-bottom: 10px;
}

.business-card-highlight .business-features li {
    color: rgba(255, 255, 255, 0.8);
}

.business-features li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--gold);
    border-radius: 50%;
    flex-shrink: 0;
}

/* ===== Products ===== */
.products {
    background: var(--gray-50);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

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

.product-img {
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.product-img svg {
    width: 100px;
    height: 100px;
    transition: var(--transition);
}

.product-card:hover .product-img svg {
    transform: scale(1.1);
}

.product-img-paper {
    background: linear-gradient(135deg, #2c5f8a 0%, #1a3a6e 100%);
}

.product-img-textile {
    background: linear-gradient(135deg, #8a5a2c 0%, #6b4423 100%);
}

.product-img-pvc {
    background: linear-gradient(135deg, #2c8a5f 0%, #1a6b44 100%);
}

.product-info {
    padding: 28px 24px;
}

.product-info h3 {
    font-size: 1.3rem;
    color: var(--navy);
    margin-bottom: 10px;
}

.product-info p {
    font-size: 0.92rem;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 16px;
}

.product-tag {
    display: inline-block;
    padding: 4px 14px;
    background: rgba(10, 31, 68, 0.08);
    color: var(--navy);
    font-size: 0.78rem;
    font-weight: 600;
    border-radius: 50px;
}

.products-cta {
    text-align: center;
    margin-top: 48px;
    padding: 28px;
    background: var(--white);
    border: 1px dashed var(--gray-300);
    border-radius: var(--radius);
    color: var(--gray-500);
    font-size: 0.95rem;
}

/* ===== Advantages ===== */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.advantage-item {
    padding: 36px 28px;
    border-radius: var(--radius);
    background: var(--white);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    text-align: center;
}

.advantage-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--gold);
}

.advantage-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    color: var(--gold);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    transition: var(--transition);
}

.advantage-item:hover .advantage-icon {
    transform: scale(1.05) rotate(-3deg);
}

.advantage-icon svg {
    width: 100%;
    height: 100%;
}

.advantage-item h3 {
    font-size: 1.15rem;
    color: var(--navy);
    margin-bottom: 10px;
}

.advantage-item p {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.7;
}

/* ===== Contact ===== */
.contact {
    background: var(--gray-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 48px;
    align-items: start;
}

.contact-form-wrap {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

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

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--gray-300);
    border-radius: 10px;
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--gray-800);
    background: var(--gray-50);
    transition: var(--transition);
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(212, 168, 72, 0.15);
    background: var(--white);
}

.form-success {
    display: none;
    text-align: center;
    color: #059669;
    font-size: 0.9rem;
    margin-top: 16px;
    padding: 12px;
    background: rgba(5, 150, 105, 0.08);
    border-radius: 8px;
}

.form-success.show {
    display: block;
    animation: fadeInUp 0.5s ease;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    background: var(--navy);
    color: var(--gold);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
}

.contact-info-icon svg {
    width: 100%;
    height: 100%;
}

.contact-info-item h4 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray-400);
    margin-bottom: 4px;
}

.contact-info-item p {
    font-size: 1.05rem;
    color: var(--navy);
    font-weight: 600;
}

.contact-social {
    display: flex;
    gap: 12px;
    margin-top: 8px;
    padding-top: 24px;
    border-top: 1px solid var(--gray-200);
}

.social-link {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-600);
    transition: var(--transition);
}

.social-link svg {
    width: 22px;
    height: 22px;
}

.social-link:hover {
    background: var(--navy);
    color: var(--gold);
    transform: translateY(-3px);
}

/* ===== Footer ===== */
.footer {
    background: var(--navy-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .nav-logo {
    color: var(--white);
    margin-bottom: 16px;
}

.footer-desc {
    font-size: 0.9rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.5);
    max-width: 400px;
}

.footer-col h4 {
    color: var(--white);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

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

.footer-col ul li a,
.footer-col ul li {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--gold);
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
}

/* ===== Scroll Animations ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ===== Keyframes ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(-8px);
    }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-content {
        max-width: 100%;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        align-items: stretch;
        padding: 16px;
        gap: 4px;
        box-shadow: var(--shadow-lg);
        border-bottom: 1px solid var(--gray-200);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }

    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-link {
        padding: 12px 16px;
        border-radius: 8px;
    }

    .nav-cta {
        text-align: center;
        margin-top: 8px;
    }

    .hamburger {
        display: flex;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 20px;
    }

    .hero-stat-divider {
        display: none;
    }

    .business-grid,
    .products-grid,
    .advantages-grid {
        grid-template-columns: 1fr;
    }

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

    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .about-cards {
        grid-template-columns: 1fr 1fr;
    }

    .section {
        padding: 60px 0;
    }

    .contact-form-wrap {
        padding: 28px 20px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .footer-brand {
        grid-column: auto;
    }

    .hero-scroll {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
    }

    .about-cards {
        grid-template-columns: 1fr;
    }

    .hero-stat-num {
        font-size: 1.5rem;
    }

    .hero-stats {
        gap: 16px;
    }
}