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

:root {
    --color-primary: #2e7d32;
    --color-primary-dark: #1b5e20;
    --color-primary-light: #4caf50;
    --color-bg: #ffffff;
    --color-bg-alt: #f5f7f5;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-border: #e0e0e0;
    --color-footer-bg: #1a1a2e;
    --color-footer-text: #cccccc;
    --max-width: 1100px;
    --nav-height: 90px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
}

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

a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

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

/* === Navigation === */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    height: var(--nav-height);
}

.navbar-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--color-text);
}

.nav-logo img {
    height: 68px;
    width: auto;
}

.nav-logo span {
    font-size: 2.04rem;
    font-weight: 600;
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: 20px;
}

.nav-links a {
    color: var(--color-text);
    font-size: 0.95rem;
    font-weight: 500;
    padding: 4px 0;
    border-bottom: 2px solid transparent;
    transition: border-color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    text-decoration: none;
}

.lang-switcher {
    display: flex;
    gap: 4px;
    align-items: center;
    font-size: 0.85rem;
}

.lang-switcher a {
    color: var(--color-text-light);
    padding: 4px 6px;
    border-radius: 4px;
    font-weight: 500;
    transition: background 0.2s, color 0.2s;
}

.lang-switcher a:hover {
    background: var(--color-bg-alt);
    color: var(--color-primary);
    text-decoration: none;
}

.lang-switcher a.active {
    background: var(--color-primary);
    color: #fff;
}

.lang-switcher .sep {
    color: var(--color-border);
    user-select: none;
}

/* Mobile menu button */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    margin: 5px 0;
    transition: transform 0.3s, opacity 0.3s;
}

/* === Hero / Intro === */
.hero {
    background: linear-gradient(135deg, var(--color-bg-alt) 0%, #e8f5e9 100%);
    padding: 80px 24px;
    text-align: center;
}

.hero-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.hero h1 {
    font-size: 2.4rem;
    color: var(--color-primary-dark);
    margin-bottom: 16px;
}

.hero p {
    font-size: 1.15rem;
    color: var(--color-text-light);
    max-width: 640px;
    margin: 0 auto;
}

/* === Sections === */
.section {
    padding: 64px 24px;
}

.section-alt {
    background: var(--color-bg-alt);
}

.section-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.section h2 {
    font-size: 1.8rem;
    color: var(--color-primary-dark);
    margin-bottom: 32px;
    text-align: center;
}

/* === Apps Section === */
.app-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 40px;
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.app-card h3 {
    font-size: 1.5rem;
    color: var(--color-text);
    margin-bottom: 12px;
}

.app-card p {
    color: var(--color-text-light);
    margin-bottom: 24px;
}

.app-links {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    transition: background 0.2s, transform 0.1s;
}

.btn:hover {
    text-decoration: none;
    transform: translateY(-1px);
}

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

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

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

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

/* === Privacy Section === */
.privacy-summary {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}

.privacy-summary p {
    color: var(--color-text-light);
    margin-bottom: 16px;
}

.privacy-summary .btn {
    margin-top: 8px;
}

/* === Privacy Page === */
.privacy-content {
    max-width: 780px;
    margin: 0 auto;
}

.privacy-content h2 {
    text-align: left;
    font-size: 1.4rem;
    margin-top: 40px;
    margin-bottom: 16px;
}

.privacy-content h2:first-child {
    margin-top: 0;
}

.privacy-content p,
.privacy-content ul {
    color: var(--color-text-light);
    margin-bottom: 16px;
}

.privacy-content ul {
    padding-left: 24px;
}

.privacy-content li {
    margin-bottom: 8px;
}

.privacy-content a {
    word-break: break-all;
}

/* === Contact Section === */
.contact-info {
    text-align: center;
}

.contact-info p {
    font-size: 1.05rem;
    margin-bottom: 8px;
}

.contact-info a {
    font-weight: 600;
}

/* === Footer === */
.footer {
    background: var(--color-footer-bg);
    color: var(--color-footer-text);
    padding: 40px 24px;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

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

.footer a:hover {
    color: #fff;
}

.footer-links {
    display: flex;
    gap: 24px;
    list-style: none;
    font-size: 0.9rem;
}

.footer-copy {
    font-size: 0.85rem;
    color: #999;
    width: 100%;
    text-align: center;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid #333;
}

/* === Responsive === */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-right {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: var(--color-bg);
        flex-direction: column;
        padding: 24px;
        border-bottom: 1px solid var(--color-border);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        transform: translateY(-120%);
        transition: transform 0.3s ease;
        gap: 16px;
    }

    .nav-right.open {
        transform: translateY(0);
    }

    .nav-links {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }

    .hero {
        padding: 48px 24px;
    }

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

    .section {
        padding: 48px 24px;
    }

    .app-card {
        padding: 24px;
    }

    .footer-inner {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        justify-content: center;
    }
}