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

:root {
    --primary: #2ecc71;
    --primary-dark: #27ae60;
    --primary-light: #a8f0c6;
    --secondary: #1a1a2e;
    --dark: #0f0f23;
    --dark-light: #16213e;
    --text: #333333;
    --text-light: #666666;
    --text-muted: #999999;
    --white: #ffffff;
    --gray-50: #f8f9fa;
    --gray-100: #f1f3f5;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --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);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

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

ul {
    list-style: none;
}

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

/* ===== HEADER ===== */
.header {
    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 transparent;
    transition: var(--transition);
}

.header.scrolled {
    border-bottom-color: var(--gray-200);
    box-shadow: var(--shadow-sm);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-text {
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-dark);
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text);
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
    border-radius: 1px;
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--primary);
    color: var(--white) !important;
    padding: 10px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600 !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: var(--primary-dark);
    color: var(--white) !important;
    transform: translateY(-1px);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

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

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

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-family: inherit;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(46, 204, 113, 0.3);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(46, 204, 113, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--text);
    border: 2px solid var(--gray-300);
}

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

.btn-lg {
    padding: 16px 36px;
    font-size: 1rem;
}

/* ===== SECTION COMMON ===== */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 60px;
}

.section-header.light h2,
.section-header.light p {
    color: var(--white);
}

.section-badge {
    display: inline-block;
    background: rgba(46, 204, 113, 0.1);
    color: var(--primary-dark);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
    letter-spacing: 0.3px;
}

.section-header.light .section-badge {
    background: rgba(46, 204, 113, 0.2);
    color: var(--primary-light);
}

.section-header h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f0fdf4 0%, #ffffff 40%, #ecfdf5 100%);
    overflow: hidden;
}

.hero-bg-shapes {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.06;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: var(--primary);
    top: -200px;
    right: -200px;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--primary-dark);
    bottom: -100px;
    left: -100px;
}

.shape-3 {
    width: 250px;
    height: 250px;
    background: var(--primary);
    top: 40%;
    left: 50%;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-block;
    background: rgba(46, 204, 113, 0.1);
    color: var(--primary-dark);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 24px;
    border: 1px solid rgba(46, 204, 113, 0.2);
}

.hero h1 {
    font-family: 'Poppins', sans-serif;
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--secondary);
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero h1 .highlight {
    color: var(--primary);
    position: relative;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 520px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
}

.stat strong {
    display: block;
    font-family: 'Poppins', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--secondary);
}

.stat span {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--gray-300);
}

/* Phone Mockup */
.hero-image {
    display: flex;
    justify-content: center;
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background: var(--secondary);
    border-radius: 36px;
    padding: 12px;
    box-shadow: var(--shadow-xl), 0 0 0 1px rgba(0,0,0,0.05);
    position: relative;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.phone-screen {
    background: var(--white);
    border-radius: 26px;
    height: 100%;
    overflow: hidden;
    padding: 16px;
}

.mock-header {
    text-align: center;
    padding: 16px 0 20px;
    border-bottom: 1px solid var(--gray-200);
    margin-bottom: 16px;
}

.mock-logo {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    color: var(--primary-dark);
    font-size: 1.1rem;
}

.mock-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px;
    background: var(--gray-50);
    border-radius: var(--radius-md);
    margin-bottom: 10px;
    transition: var(--transition);
    border: 2px solid transparent;
}

.mock-card.active {
    border-color: var(--primary);
    background: rgba(46, 204, 113, 0.05);
}

.mock-img-placeholder {
    width: 60px;
    height: 60px;
    background: var(--gray-100);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.mock-info {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.mock-category {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--secondary);
}

.mock-location {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.mock-price {
    font-size: 0.8rem;
    color: var(--primary-dark);
    font-weight: 600;
}

/* ===== HOW IT WORKS ===== */
.how-it-works {
    padding: 100px 0;
    background: var(--white);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.step-card {
    text-align: center;
    padding: 40px 24px;
    border-radius: var(--radius-lg);
    background: var(--white);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    position: relative;
}

.step-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.step-number {
    font-family: 'Poppins', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    color: var(--gray-200);
    position: absolute;
    top: 16px;
    right: 20px;
    line-height: 1;
}

.step-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(46, 204, 113, 0.1);
    border-radius: 50%;
    color: var(--primary-dark);
}

.step-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 10px;
}

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

/* ===== FEATURES ===== */
.features {
    padding: 100px 0;
    background: var(--gray-50);
}

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

.feature-card {
    padding: 36px;
    background: var(--white);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    border: 1px solid var(--gray-200);
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
}

.feature-icon.turquoise { background: #e0f7fa; color: #00897b; }
.feature-icon.green { background: #e8f5e9; color: #2e7d32; }
.feature-icon.blue { background: #e3f2fd; color: #1565c0; }
.feature-icon.orange { background: #fff3e0; color: #ef6c00; }
.feature-icon.purple { background: #f3e5f5; color: #7b1fa2; }
.feature-icon.red { background: #fce4ec; color: #c62828; }

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 10px;
}

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

/* ===== TARGET AUDIENCE ===== */
.target-audience {
    padding: 100px 0;
    background: var(--white);
}

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

.audience-card {
    text-align: center;
    padding: 48px 32px;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.audience-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.audience-icon {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(46, 204, 113, 0.08);
    border-radius: 50%;
    margin: 0 auto 24px;
    color: var(--primary-dark);
}

.audience-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 20px;
}

.audience-card ul {
    text-align: left;
}

.audience-card li {
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--text-light);
    position: relative;
    padding-left: 20px;
}

.audience-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 16px;
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
}

/* ===== CATEGORIES ===== */
.categories {
    padding: 100px 0;
    background: var(--gray-50);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.category-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 32px 20px;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    cursor: pointer;
}

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

.category-img-placeholder {
    width: 72px;
    height: 72px;
    background: rgba(46, 204, 113, 0.08);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: var(--primary-dark);
}

.category-item span {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--secondary);
}

/* ===== STATS ===== */
.stats-section {
    padding: 80px 0;
    background: var(--secondary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.stats-number {
    font-family: 'Poppins', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
}

.stats-label {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
}

/* ===== VISION ===== */
.vision {
    padding: 100px 0;
    background: var(--white);
}

.vision-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.vision-text .section-badge {
    margin-bottom: 16px;
}

.vision-text h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 20px;
}

.vision-intro {
    font-size: 1.05rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 32px;
}

.vision-items {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.vision-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 20px;
    background: var(--gray-50);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.vision-item:hover {
    background: rgba(46, 204, 113, 0.06);
    transform: translateX(4px);
}

.vision-check {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(46, 204, 113, 0.1);
    border-radius: 50%;
    color: var(--primary-dark);
    flex-shrink: 0;
}

.vision-item span {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--secondary);
}

/* Vision Illustration */
.vision-illustration {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 400px;
}

.eco-circle {
    position: relative;
    width: 250px;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.eco-ring {
    position: absolute;
    inset: 0;
    border: 3px dashed var(--primary-light);
    border-radius: 50%;
    animation: spin 20s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.eco-icon {
    background: rgba(46, 204, 113, 0.08);
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

/* ===== SUSTAINABILITY ===== */
.sustainability {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--dark) 100%);
}

.sustainability-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.sustain-card {
    padding: 36px 28px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.sustain-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-4px);
    border-color: rgba(46, 204, 113, 0.3);
}

.sustain-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(46, 204, 113, 0.15);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    color: var(--primary);
}

.sustain-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 10px;
}

.sustain-card p {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
}

/* ===== DOWNLOAD CTA ===== */
.download-cta {
    padding: 100px 0;
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 50%, #a7f3d0 100%);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 40px;
}

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

.store-btn {
    display: inline-flex;
    background: var(--secondary);
    color: var(--white);
    border-radius: var(--radius-sm);
    padding: 14px 28px;
    transition: var(--transition);
}

.store-btn:hover {
    background: var(--dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.store-btn-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.store-btn-content small {
    display: block;
    font-size: 0.7rem;
    opacity: 0.8;
    text-align: left;
}

.store-btn-content strong {
    display: block;
    font-size: 1.05rem;
    text-align: left;
}

/* ===== CONTACT ===== */
.contact {
    padding: 100px 0;
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
}

.contact-card {
    text-align: center;
    padding: 40px 24px;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

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

.contact-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(46, 204, 113, 0.1);
    border-radius: 50%;
    margin: 0 auto 16px;
    color: var(--primary-dark);
}

.contact-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 8px;
}

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

/* ===== FOOTER ===== */
.footer {
    background: var(--dark);
    padding: 80px 0 0;
    color: var(--white);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    margin: 16px 0 24px;
    line-height: 1.6;
    max-width: 300px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

.footer-links h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--white);
}

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

.footer-links a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
}

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

.footer-bottom {
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
}

/* ===== ANIMATIONS ===== */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 2.8rem;
    }

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

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

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

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

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        gap: 24px;
        padding: 24px;
        box-shadow: var(--shadow-xl);
        transition: right 0.3s ease;
        z-index: 1000;
    }

    .nav-links.active {
        right: 0;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-image {
        order: -1;
    }

    .phone-mockup {
        width: 260px;
        height: 520px;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .steps-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

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

    .audience-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

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

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

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

    .vision-text h2 {
        font-size: 2rem;
    }

    .vision-image {
        order: -1;
    }

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

    .contact-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }

    .cta-content h2 {
        font-size: 2rem;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero {
        padding: 100px 0 60px;
    }

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

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

    .stats-number {
        font-size: 2.2rem;
    }

    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

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

    .btn-lg {
        padding: 14px 28px;
        font-size: 0.9rem;
    }
}