/* ========================================
   CSS Reset & Base Styles
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-green: #1B7F3A;
    --soft-green: #E8F5E9;
    --accent-orange: #FF6B35;
    --soft-orange: #FFF3E0;
    --white: #FFFFFF;
    --text-dark: #2C3E50;
    --text-gray: #5A6C7D;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    background: var(--white);
}

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

/* ========================================
   Header Styles
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    z-index: 1000;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
}

.logo img {
    height: 48px;
    width: auto;
    transition: var(--transition);
}

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

.nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    position: relative;
    transition: var(--transition);
    padding: 8px 0;
}

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

.nav-link:hover,
.nav-link.active {
    color: var(--primary-green);
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

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

/* ========================================
   Hero Section
   ======================================== */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, #ffffff 0%, #f8fffe 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    min-height: 500px;
}

.hero-left {
    animation: slideInLeft 0.8s ease-out;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    color: var(--text-dark);
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-gray);
    margin-bottom: 32px;
    line-height: 1.6;
}

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

.hero-right {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: slideInRight 0.8s ease-out;
}

.hero-image {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.hero-image img {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(27, 127, 58, 0.2));
}

.hero-image img.floating {
    animation: floating 3s ease-in-out infinite;
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    line-height: 0;
}

.hero-wave svg {
    width: 100%;
    height: auto;
}

/* ========================================
   Button Styles
   ======================================== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    text-align: center;
}

.btn-primary {
    background: var(--primary-green);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(27, 127, 58, 0.3);
}

.btn-primary:hover {
    background: #156830;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(27, 127, 58, 0.4);
}

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

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

.btn-store {
    background: var(--accent-orange);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

.btn-store:hover {
    background: #e55a2b;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
}

.btn-large {
    padding: 16px 48px;
    font-size: 18px;
}

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

.section-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.section-icon {
    margin-bottom: 24px;
    display: flex;
    justify-content: center;
}

.section-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.section-description {
    font-size: 20px;
    color: var(--text-gray);
    margin-bottom: 48px;
    line-height: 1.6;
}

/* ========================================
   Grow Section
   ======================================== */
.grow-section {
    background: var(--soft-green);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.feature-card {
    background: var(--white);
    padding: 32px 24px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
}

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

.feature-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.feature-card p {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.5;
}

/* ========================================
   Store Section
   ======================================== */
.store-section {
    background: var(--soft-orange);
}

.store-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
    margin-bottom: 48px;
    text-align: left;
}

.store-feature {
    background: var(--white);
    padding: 20px 24px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.store-feature:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.check-icon {
    width: 32px;
    height: 32px;
    background: var(--accent-orange);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.store-feature span:last-child {
    font-weight: 500;
    color: var(--text-dark);
}

/* ========================================
   Contact Section
   ======================================== */
.contact-section {
    background: var(--white);
}

.contact-info {
    display: flex;
    justify-content: center;
    margin-top: 32px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 40px;
    background: var(--soft-green);
    border-radius: 12px;
    text-decoration: none;
    color: var(--text-dark);
    font-size: 18px;
    font-weight: 500;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.contact-link:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    background: var(--primary-green);
    color: var(--white);
}

.contact-icon {
    font-size: 32px;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 32px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: var(--soft-green);
    border-radius: 50%;
    color: var(--primary-green);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.social-link:hover {
    background: var(--primary-green);
    color: var(--white);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.social-link svg {
    width: 32px;
    height: 32px;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 48px 0 32px;
}

.footer-content {
    text-align: center;
}

.footer-logo {
    margin-bottom: 24px;
}

.footer-logo img {
    height: 48px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-nav {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.footer-nav a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 15px;
    transition: var(--transition);
}

.footer-nav a:hover {
    color: var(--white);
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 24px;
}

.footer-social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-social-link:hover {
    background: var(--primary-green);
    color: var(--white);
    transform: translateY(-4px);
}

.footer-social-link svg {
    width: 20px;
    height: 20px;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

/* ========================================
   Animations
   ======================================== */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes floating {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .hero-right {
        order: -1;
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 24px;
        box-shadow: var(--shadow-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }
    
    .nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .section-description {
        font-size: 18px;
    }
    
    .features-grid,
    .store-features {
        grid-template-columns: 1fr;
    }
    
    .footer-nav {
        flex-direction: column;
        gap: 16px;
    }
    
    .social-links {
        gap: 16px;
    }
    
    .social-link {
        width: 48px;
        height: 48px;
    }
    
    .social-link svg {
        width: 28px;
        height: 28px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .btn-large {
        padding: 14px 32px;
        font-size: 16px;
    }
}

/* ========================================
   Legal Pages (Privacy & Terms)
   ======================================== */
.legal-page {
    padding: 140px 0 80px;
    background: var(--white);
    min-height: 100vh;
}

.legal-content {
    max-width: 900px;
    margin: 0 auto;
}

.legal-content h1 {
    font-size: 48px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.last-updated {
    font-size: 16px;
    color: var(--text-gray);
    margin-bottom: 48px;
    font-style: italic;
}

.legal-section {
    margin-bottom: 40px;
}

.legal-section h2 {
    font-size: 32px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
    margin-top: 32px;
}

.legal-section h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
    margin-top: 24px;
}

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

.legal-section ul {
    margin-left: 24px;
    margin-bottom: 16px;
}

.legal-section li {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-gray);
    margin-bottom: 8px;
}

.legal-section a {
    color: var(--primary-green);
    text-decoration: underline;
    transition: var(--transition);
}

.legal-section a:hover {
    color: #156830;
}

.back-link {
    margin-top: 48px;
    text-align: center;
}

@media (max-width: 768px) {
    .legal-page {
        padding: 120px 0 60px;
    }
    
    .legal-content h1 {
        font-size: 36px;
    }
    
    .legal-section h2 {
        font-size: 28px;
    }
    
    .legal-section h3 {
        font-size: 20px;
    }
}

/* ========================================
   Print Styles
   ======================================== */
@media print {
    .header,
    .mobile-menu-toggle,
    .hero-buttons,
    .btn {
        display: none;
    }
}