:root {
    --color-primary: #1a5f2a;
    --color-primary-dark: #134620;
    --color-primary-light: #2d8a42;
    --color-secondary: #f0f9f2;
    --color-accent: #ffd700;
    --color-text: #1a1a1a;
    --color-text-light: #666666;
    --color-white: #ffffff;
    --color-gray-100: #f7f7f7;
    --color-gray-200: #e5e5e5;
    --color-gray-300: #d4d4d4;

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;

    --transition: all 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-white);
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray-200);
    z-index: 1000;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--color-text);
    font-weight: 700;
    font-size: 1.25rem;
}

.logo img {
    border-radius: var(--radius-sm);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-links a {
    text-decoration: none;
    color: var(--color-text-light);
    font-weight: 500;
    transition: var(--transition);
}

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

/* Hero */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-white) 100%);
}

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

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--color-text);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    margin-bottom: 32px;
    max-width: 500px;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

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

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

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

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

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

.app-preview {
    max-width: 320px;
    width: 100%;
    filter: drop-shadow(0 20px 40px rgba(26, 95, 42, 0.2));
    animation: float 6s ease-in-out infinite;
}

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

/* Sections */
.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-light);
    text-align: center;
    margin-bottom: 60px;
}

/* Features */
.features {
    padding: 100px 0;
    background: var(--color-white);
}

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

.feature-card {
    padding: 32px;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

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

.feature-icon {
    width: 64px;
    height: 64px;
    background: var(--color-secondary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--color-primary);
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* How it works */
.how-it-works {
    padding: 100px 0;
    background: var(--color-gray-100);
}

.steps {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 20px;
    flex-wrap: wrap;
}

.step {
    flex: 1;
    min-width: 220px;
    max-width: 280px;
    text-align: center;
    padding: 32px 24px;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.step-number {
    width: 56px;
    height: 56px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0 auto 20px;
}

.step h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.step p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.step-arrow {
    display: flex;
    align-items: center;
    color: var(--color-gray-300);
    padding-top: 60px;
}

/* Download */
.download {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
}

.download .section-title {
    color: var(--color-white);
}

.download .section-subtitle {
    color: rgba(255, 255, 255, 0.8);
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.store-button {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 28px;
    background: var(--color-white);
    color: var(--color-text);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.store-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.store-button svg {
    flex-shrink: 0;
}

.store-text {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.store-label {
    font-size: 0.75rem;
    color: var(--color-text-light);
}

.store-name {
    font-size: 1.125rem;
    font-weight: 700;
}

/* Footer */
.footer {
    padding: 60px 0 30px;
    background: var(--color-text);
    color: var(--color-white);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.footer-logo img {
    border-radius: var(--radius-sm);
}

.footer-text {
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

/* Language Switcher */
.nav-right {
    display: flex;
    align-items: center;
    gap: 24px;
}

.language-switcher {
    position: relative;
}

.lang-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: var(--color-gray-100);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: var(--font-family);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
    transition: var(--transition);
}

.lang-toggle:hover {
    background: var(--color-gray-200);
}

.lang-toggle .chevron {
    transition: transform 0.2s ease;
}

.language-switcher.open .lang-toggle .chevron {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 140px;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
    z-index: 100;
}

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

.lang-option {
    display: block;
    width: 100%;
    padding: 10px 16px;
    background: none;
    border: none;
    text-align: left;
    font-family: var(--font-family);
    font-size: 0.875rem;
    color: var(--color-text);
    cursor: pointer;
    transition: var(--transition);
}

.lang-option:hover {
    background: var(--color-gray-100);
}

.lang-option.active {
    background: var(--color-secondary);
    color: var(--color-primary);
    font-weight: 600;
}

.lang-option:first-child {
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.lang-option:last-child {
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

/* Coming Soon Badge */
.coming-soon-badge {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
}

.coming-soon-badge span {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 215, 0, 0.9);
    color: var(--color-text);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-full);
}

/* Footer Links */
.footer-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 30px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 0.875rem;
    transition: var(--transition);
}

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

/* Legal Pages */
.legal-page {
    padding: 120px 0 80px;
    min-height: calc(100vh - 200px);
}

.legal-page h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 40px;
    color: var(--color-text);
}

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

.legal-section h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--color-text);
}

.legal-section h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-top: 24px;
    margin-bottom: 12px;
    color: var(--color-text);
}

.legal-section p {
    color: var(--color-text-light);
    margin-bottom: 16px;
    line-height: 1.7;
}

.legal-section ul {
    color: var(--color-text-light);
    margin-bottom: 16px;
    padding-left: 24px;
    line-height: 1.8;
}

.legal-section li {
    margin-bottom: 8px;
}

.legal-section a {
    color: var(--color-primary);
    text-decoration: none;
}

.legal-section a:hover {
    text-decoration: underline;
}

.legal-back {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--color-gray-200);
}

/* Responsive */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-right {
        gap: 0;
    }

    .hero {
        padding: 120px 0 60px;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

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

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

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

    .hero-image {
        order: -1;
    }

    .app-preview {
        max-width: 200px;
    }

    .section-title {
        font-size: 2rem;
    }

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

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

    .step {
        max-width: 100%;
    }

    .step-arrow {
        transform: rotate(90deg);
        padding: 0;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 2rem;
    }

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

    .btn {
        width: 100%;
    }

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

    .store-button {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
}