:root {
    --primary-color: #00a0d2;
    --secondary-color: #0073aa;
    --dark-color: #1a1a2e;
    --light-color: #f8f9fa;
    --software-color: #6366f1;
    --electronics-color: #10b981;
    --automation-color: #f59e0b;
    --design-color: #ec4899;
    --text-gray: #64748b;
    --success-color: #10b981;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: #333;
    background: #fff;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Raleway', sans-serif;
}

/* Header */
.site-header {
    background: transparent;
    padding: 15px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: none;
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled {
    background: linear-gradient(135deg, #111111 0%, #151515 100%);
    box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.logo img {
    height: 40px;
    width: auto;
}

.logo-text {
    font-family: 'Raleway', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
}

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

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

.main-nav a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 8px 16px;
    border-radius: 25px;
    transition: all 0.3s;
}

.main-nav a:hover {
    background: var(--primary-color);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: #fff;
    margin: 5px 0;
    border-radius: 3px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--dark-color) 0%, #16213e 50%, var(--secondary-color) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 20px 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(0,160,210,0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(0,115,170,0.1) 0%, transparent 50%);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(16, 185, 129, 0.2);
    color: var(--success-color);
    padding: 8px 20px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.hero-content h1 {
    font-size: 3.2rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
    margin-bottom: 15px;
}

.hero-content h1 span {
    color: var(--primary-color);
}

.hero-tagline {
    font-size: 1.3rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 25px;
    font-weight: 500;
    line-height: 1.8;
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 35px;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.9);
    font-size: 0.95rem;
}

.hero-feature svg {
    width: 20px;
    height: 20px;
    color: var(--success-color);
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 15px 35px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    font-size: 1rem;
    border: none;
    cursor: pointer;
}

.btn svg {
    width: 18px;
    height: 18px;
}

.btn-primary {
    background: var(--primary-color);
    color: #fff;
    box-shadow: 0 10px 30px rgba(0,160,210,0.3);
}

.btn-primary:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0,160,210,0.4);
}

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

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

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

.btn-white:hover {
    background: var(--dark-color);
    color: #fff;
}

.btn-success {
    background: var(--success-color);
    color: #fff;
}

.btn-success:hover {
    background: #059669;
    transform: translateY(-3px);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1000px;
}

.imac-mockup {
    transform: rotateY(-15deg) rotateX(5deg);
    transform-style: preserve-3d;
    transition: transform 0.5s ease;
}

.imac-mockup:hover {
    transform: rotateY(-5deg) rotateX(2deg);
}

.imac-frame {
    background: linear-gradient(145deg, #e8e8e8, #d1d1d1);
    border-radius: 20px;
    padding: 15px 15px 50px 15px;
    box-shadow:
        0 50px 100px rgba(0,0,0,0.4),
        0 20px 60px rgba(0,0,0,0.3),
        inset 0 2px 4px rgba(255,255,255,0.8);
    position: relative;
}

.imac-screen {
    background: #1a1a2e;
    border-radius: 8px;
    overflow: hidden;
    position: relative;
}

.imac-screen img {
    display: block;
    width: 350px;
    height: auto;
}

.imac-chin {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40px;
    background: linear-gradient(145deg, #e8e8e8, #d1d1d1);
    border-radius: 0 0 20px 20px;
}

.imac-stand {
    width: 120px;
    height: 80px;
    background: linear-gradient(145deg, #d1d1d1, #c0c0c0);
    margin: 0 auto;
    clip-path: polygon(20% 0%, 80% 0%, 100% 100%, 0% 100%);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.imac-base {
    width: 160px;
    height: 10px;
    background: linear-gradient(145deg, #d1d1d1, #b8b8b8);
    margin: 0 auto;
    border-radius: 0 0 10px 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0,160,210,0.1);
    color: var(--primary-color);
    padding: 8px 20px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-badge svg {
    width: 16px;
    height: 16px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 15px;
}

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

/* Featured Product Section */
.featured-product {
    padding: 100px 20px;
    background: #fff;
}

.featured-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 30px 60px;
    align-items: center;
}

.featured-header {
    grid-column: 1;
    grid-row: 1;
}

.featured-image {
    grid-column: 2;
    grid-row: 1 / 3;
}

.featured-body {
    grid-column: 1;
    grid-row: 2;
}

.featured-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0,160,210,0.1);
    color: var(--primary-color);
    padding: 8px 20px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.featured-badge svg {
    width: 16px;
    height: 16px;
}

.featured-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 10px;
}

.featured-tagline {
    color: var(--primary-color);
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 20px;
}

.featured-content > p {
    color: var(--text-gray);
    font-size: 1.1rem;
    margin-bottom: 30px;
    line-height: 1.8;
}

.featured-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 30px;
}

.featured-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #555;
}

.featured-feature svg {
    width: 18px;
    height: 18px;
    color: var(--primary-color);
}

.app-store-badges {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.app-store-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--dark-color);
    border: 1px solid var(--dark-color);
    padding: 12px 20px;
    border-radius: 12px;
    color: #fff;
    text-decoration: none;
    transition: all 0.3s;
    width: 180px;
}

.app-store-badge:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.app-store-badge svg {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
}

.app-store-badge-text small {
    display: block;
    font-size: 0.7rem;
    color: rgba(255,255,255,0.7);
}

.app-store-badge-text span {
    font-weight: 600;
    font-size: 0.95rem;
}

.featured-image {
    display: flex;
    align-items: center;
    justify-content: center;
    perspective: 1000px;
}

.phone-mockup {
    position: relative;
    transform: rotateY(-15deg) rotateX(5deg);
    transform-style: preserve-3d;
    transition: transform 0.5s ease;
}

.phone-mockup:hover {
    transform: rotateY(-5deg) rotateX(2deg);
}

.phone-frame {
    background: linear-gradient(145deg, #1a1a2e, #2d2d44);
    border-radius: 40px;
    padding: 12px;
    box-shadow:
        0 50px 100px rgba(0,0,0,0.3),
        0 20px 60px rgba(0,0,0,0.2),
        inset 0 2px 4px rgba(255,255,255,0.1);
}

.phone-screen {
    background: #000;
    border-radius: 30px;
    overflow: hidden;
    position: relative;
}

.phone-screen img {
    display: block;
    width: 240px;
    height: auto;
    border-radius: 30px;
}

.phone-notch {
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 24px;
    background: #1a1a2e;
    border-radius: 12px;
    z-index: 10;
}

/* Products Section */
.products {
    padding: 100px 20px;
    background: var(--light-color);
}

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

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.product-card {
    background: #fff;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.12);
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.product-card.software::before { background: var(--software-color); }
.product-card.electronics::before { background: var(--electronics-color); }
.product-card.automation::before { background: var(--automation-color); }
.product-card.design::before { background: var(--design-color); }

.product-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--success-color);
    color: #fff;
    padding: 4px 12px;
    border-radius: 25px;
    font-size: 0.75rem;
    font-weight: 600;
}

.product-badge.coming-soon {
    background: var(--automation-color);
}

.product-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.product-app-name {
    font-family: 'Raleway', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 2px;
}

.product-card.software .product-app-name {
    color: var(--software-color);
}

.product-card.electronics .product-app-name {
    color: var(--electronics-color);
}

.product-card.design .product-app-name {
    color: var(--design-color);
}

.product-card.automation .product-app-name {
    color: var(--automation-color);
}

.product-icon {
    width: 70px;
    height: 70px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.product-header .product-icon {
    margin-bottom: 0;
}

.product-card.software .product-icon { background: rgba(99,102,241,0.1); color: var(--software-color); }
.product-card.electronics .product-icon { background: rgba(16,185,129,0.1); color: var(--electronics-color); }
.product-card.automation .product-icon { background: rgba(245,158,11,0.1); color: var(--automation-color); }
.product-card.design .product-icon { background: rgba(236,72,153,0.1); color: var(--design-color); }

.product-icon svg {
    width: 32px;
    height: 32px;
}

.product-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 15px;
}

.product-card > p {
    color: var(--text-gray);
    margin-bottom: 20px;
    line-height: 1.7;
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 25px;
}

.product-feature-tag {
    background: var(--light-color);
    border: 1px solid #e5e7eb;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--text-gray);
}

.product-card:hover .product-feature-tag {
    background: #fff;
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-sm {
    padding: 10px 24px;
    font-size: 0.9rem;
}

/* Categories Section */
.categories {
    padding: 100px 20px;
    background: #fff;
}

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

.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.category-card {
    background: var(--light-color);
    border-radius: 20px;
    padding: 35px 25px;
    text-align: center;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.category-card:hover {
    background: #fff;
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
}

.category-icon {
    width: 70px;
    height: 70px;
    background: rgba(0,160,210,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    transition: all 0.3s;
}

.category-icon svg {
    width: 32px;
    height: 32px;
    color: var(--primary-color);
}

.category-card:hover .category-icon {
    background: var(--primary-color);
}

.category-card:hover .category-icon svg {
    color: #fff;
}

.category-card h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 8px;
}

.category-card p {
    font-size: 0.9rem;
    color: var(--text-gray);
    margin-bottom: 15px;
    line-height: 1.5;
}

.category-count {
    font-size: 0.85rem;
    color: var(--primary-color);
    font-weight: 600;
}

/* Product Design Section */
.product-design {
    padding: 100px 20px;
    background: #fff;
}

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

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

.product-design-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.product-design-image img {
    max-width: 100%;
    height: auto;
}

.product-design-description {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.product-design-description p {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 25px;
}

.product-design-description .btn {
    align-self: flex-start;
    margin-top: 15px;
}

/* Why Us Section */
.why-us {
    padding: 100px 20px;
    background: var(--light-color);
}

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

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.why-item {
    text-align: center;
    padding: 35px 25px;
    background: #fff;
    border-radius: 20px;
    transition: all 0.3s;
}

.why-item:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,160,210,0.3);
}

.why-icon {
    width: 70px;
    height: 70px;
    background: rgba(0,160,210,0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    transition: all 0.3s;
}

.why-icon svg {
    width: 32px;
    height: 32px;
    color: var(--primary-color);
    transition: color 0.3s;
}

.why-item:hover .why-icon {
    background: rgba(255,255,255,0.2);
}

.why-item:hover .why-icon svg {
    color: #fff;
}

.why-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 10px;
    transition: color 0.3s;
}

.why-item p {
    font-size: 0.9rem;
    color: var(--text-gray);
    line-height: 1.6;
    transition: color 0.3s;
}

.why-item:hover h4,
.why-item:hover p {
    color: #fff;
}

/* Testimonials Section */
.testimonials {
    padding: 100px 20px;
    background: #fff;
}

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

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

.testimonial-card {
    background: var(--light-color);
    border-radius: 20px;
    padding: 35px;
    border: 1px solid #e5e7eb;
    transition: all 0.3s;
}

.testimonial-card:hover {
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
    transform: translateY(-3px);
}

.testimonial-product {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #fff;
    padding: 6px 14px;
    border-radius: 25px;
    font-size: 0.8rem;
    color: var(--text-gray);
    margin-bottom: 16px;
}

.testimonial-product svg {
    width: 14px;
    height: 14px;
    color: var(--primary-color);
}

.testimonial-stars {
    color: #fbbf24;
    margin-bottom: 16px;
    display: flex;
    gap: 2px;
}

.testimonial-stars svg {
    width: 18px;
    height: 18px;
}

.testimonial-text {
    font-size: 1rem;
    color: #555;
    line-height: 1.8;
    margin-bottom: 24px;
    font-style: italic;
}

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

.testimonial-avatar {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 1rem;
}

.testimonial-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 2px;
}

.testimonial-info p {
    font-size: 0.85rem;
    color: var(--text-gray);
}

/* CTA Section */
.cta {
    padding: 100px 20px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    text-align: center;
}

.cta-container {
    max-width: 800px;
    margin: 0 auto;
}

.cta h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 20px;
}

.cta p {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 30px;
}

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

/* Contact Section */
.contact {
    padding: 100px 20px;
    background: var(--light-color);
}

.contact-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
}

.contact-info h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 20px;
}

.contact-info > p {
    color: var(--text-gray);
    font-size: 1.1rem;
    margin-bottom: 30px;
    line-height: 1.7;
}

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

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

.contact-item-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item-icon svg {
    width: 22px;
    height: 22px;
}

.contact-item h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 4px;
}

.contact-item p {
    color: var(--text-gray);
}

.contact-item a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

.social-links {
    display: flex;
    gap: 12px;
    margin-top: 30px;
}

.social-link {
    width: 44px;
    height: 44px;
    background: #fff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.social-link svg {
    width: 20px;
    height: 20px;
    color: var(--text-gray);
    transition: color 0.3s;
}

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

.social-link:hover svg {
    color: #fff;
}

.contact-form {
    background: #fff;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}

.contact-form h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 8px;
}

.contact-form > p {
    color: var(--text-gray);
    margin-bottom: 25px;
    font-size: 0.95rem;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 16px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dark-color);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s;
    background: #fff;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

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

/* Footer */
.site-footer {
    background: #111111;
    padding: 60px 20px 30px;
    color: #fff;
}

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

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

.footer-brand p {
    color: rgba(255,255,255,0.6);
    margin-top: 15px;
    font-size: 0.95rem;
    line-height: 1.7;
}

.footer-col h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #fff;
}

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

.footer-col li {
    margin-bottom: 12px;
}

.footer-col a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    transition: color 0.3s;
    font-size: 0.95rem;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.5);
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

.footer-bottom-links a {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-bottom-links a:hover {
    color: #fff;
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: left;
    }

    .hero-visual {
        order: -1;
    }

    .hero-graphic {
        max-width: 350px;
        margin: 0 auto;
    }

    .hero-floating-card {
        display: none;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-features,
    .hero-buttons {
        justify-content: flex-start;
    }

    .featured-container {
        grid-template-columns: 1fr;
    }

    .featured-header {
        grid-column: 1;
        grid-row: 1;
        text-align: left;
    }

    .featured-image {
        grid-column: 1;
        grid-row: 2;
        margin: 20px 0;
    }

    .featured-body {
        grid-column: 1;
        grid-row: 3;
        text-align: left;
    }

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

    .app-store-badges {
        justify-content: flex-start;
        flex-wrap: nowrap;
    }

    .app-store-badge {
        width: 160px;
        padding: 10px 16px;
        gap: 8px;
    }

    .app-store-badge svg {
        width: 24px;
        height: 24px;
    }

    .app-store-badge-text small {
        font-size: 0.65rem;
    }

    .app-store-badge-text span {
        font-size: 0.85rem;
    }

    .products .section-header {
        text-align: left;
    }

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

    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .why-us-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .product-design-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .product-design-description {
        text-align: center;
    }

    .product-design-description .btn {
        align-self: center;
    }
}

@media (max-width: 768px) {
    body {
        font-size: 0.9rem;
    }

    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--dark-color);
        padding: 20px;
    }

    .main-nav.active {
        display: block;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 10px;
    }

    .main-nav a {
        display: block;
        text-align: center;
    }

    .menu-toggle {
        display: block;
    }

    .hero {
        padding: 100px 20px 60px;
    }

    .hero-content h1 {
        font-size: 1.8rem;
    }

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

    .hero-badge,
    .section-badge,
    .featured-badge {
        font-size: 0.8rem;
        padding: 6px 14px;
    }

    .hero-feature {
        font-size: 0.85rem;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    .section-header p {
        font-size: 0.95rem;
    }

    .featured-content h2,
    .featured-header h2 {
        font-size: 1.8rem;
    }

    .featured-tagline {
        font-size: 0.95rem;
    }

    .featured-body p,
    .featured-content > p {
        font-size: 0.95rem;
    }

    .featured-feature {
        font-size: 0.9rem;
    }

    .product-card h3 {
        font-size: 1.2rem;
    }

    .product-card p {
        font-size: 0.9rem;
    }

    .product-app-name {
        font-size: 1.6rem;
    }

    .category-card h4,
    .why-item h4 {
        font-size: 1rem;
    }

    .category-card p,
    .why-item p {
        font-size: 0.85rem;
    }

    .testimonial-text {
        font-size: 0.9rem;
    }

    .cta h2 {
        font-size: 1.8rem;
    }

    .cta p {
        font-size: 1rem;
    }

    .contact-info h2 {
        font-size: 1.6rem;
    }

    .btn {
        font-size: 0.9rem;
        padding: 12px 28px;
    }

    .btn-sm {
        font-size: 0.8rem;
        padding: 8px 20px;
    }

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

    .why-us-grid {
        grid-template-columns: 1fr;
    }

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

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

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .app-store-badges {
        flex-direction: row;
        align-items: center;
        flex-wrap: nowrap;
    }

    .app-store-badge {
        width: 140px;
        padding: 8px 10px;
        gap: 6px;
    }

    .app-store-badge svg {
        width: 18px;
        height: 18px;
    }

    .app-store-badge-text small {
        font-size: 0.55rem;
    }

    .app-store-badge-text span {
        font-size: 0.75rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .product-design .section-header,
    .why-us .section-header {
        text-align: left;
    }

    .product-design-description {
        text-align: left;
    }

    .product-design-description .btn {
        align-self: flex-start;
    }

    .product-design-description p {
        font-size: 0.95rem;
    }
}

/* Language Switcher */
.lang-switcher {
    position: relative;
    margin-left: 20px;
}

.lang-current {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 8px;
    padding: 8px 12px;
    cursor: pointer;
    color: #fff;
    font-size: 0.9rem;
    font-family: 'Open Sans', sans-serif;
    transition: all 0.3s ease;
}

.lang-current:hover {
    background: rgba(255,255,255,0.2);
}

.lang-current .flag {
    font-size: 1.2rem;
    line-height: 1;
}

.lang-current .chevron {
    width: 16px;
    height: 16px;
    fill: currentColor;
    transition: transform 0.3s ease;
}

.lang-switcher:hover .chevron {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: #1a1a2e;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    padding: 8px 0;
    min-width: 160px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
    z-index: 1001;
}

.lang-switcher:hover .lang-dropdown,
.lang-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    color: #fff;
    text-decoration: none;
    font-size: 0.9rem;
    transition: background 0.2s ease;
}

.lang-option:hover {
    background: rgba(255,255,255,0.1);
}

.lang-option.active {
    background: rgba(0,160,210,0.2);
    color: var(--primary-color);
}

.lang-option .flag {
    font-size: 1.3rem;
    line-height: 1;
}

@media (max-width: 768px) {
    .lang-switcher {
        margin-left: 10px;
    }

    .lang-current .lang-code {
        display: none;
    }

    .lang-current {
        padding: 8px 10px;
    }

    .lang-dropdown {
        right: -10px;
    }
}