@import url('https://fonts.googleapis.com/css2?family=SF+Pro+Display:wght@300;400;500;600&family=Linux+Libertine:wght@700&display=swap');

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

:root {
    --primary-color: #0071e3;
    --primary-hover: #0077ed;
    --text-dark: #1d1d1f;
    --text-medium: #515154;
    --text-light: #86868b;
    --bg-white: #ffffff;
    --bg-light: #f5f5f7;
    --shadow-subtle: 0 2px 10px rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
    --font-body: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Roboto', 'Segoe UI', sans-serif;
    --font-heading: 'Linux Libertine', serif;
    --radius: 12px;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.5;
    color: var(--text-dark);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

nav {
    padding: 0.75rem 2rem;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.nav-links {
    display: flex;
    justify-content: flex-start;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-medium);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
    letter-spacing: -0.01em;
}

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

.language-selector {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.lang-option {
    color: var(--text-medium);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
    letter-spacing: -0.01em;
}

.lang-option:hover {
    color: var(--primary-color);
}

.lang-separator {
    color: var(--text-light);
    font-size: 0.85rem;
}

main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 5rem 2rem;
}

.hero {
    width: 100%;
    max-width: 980px;
    margin: 0 auto;
    animation: fadeIn 1s cubic-bezier(0.25, 0.1, 0.25, 1);
    display: flex;
    flex-direction: column;
    align-items: center;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.5rem;
}

.top-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4rem;
    flex-wrap: wrap;
    width: 100%;
}

.logo {
    margin-bottom: 0;
    flex-shrink: 0;
}

.logo-image {
    width: 200px;
    height: 200px;
    object-fit: cover;
    margin-bottom: 0;
    transition: var(--transition);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    border-radius: 40px;
}

.text-content {
    text-align: left;
    max-width: 450px;
}

.hero h1 {
    font-size: 56px;
    font-weight: 600;
    line-height: 1.1;
    color: var(--text-dark);
    margin-bottom: 1rem;
    margin-bottom: 1.5rem;
    letter-spacing: 1.5px;
    font-family: var(--font-heading);
}

.description {
    font-size: 21px;
    font-weight: 400;
    color: var(--text-medium);
    margin-bottom: 0;
    padding: 0;
    line-height: 1.47;
    letter-spacing: -0.02em;
}

.app-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.download-section {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: -1rem;
    gap: 2rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 5;
}

.download-arrow {
    width: 125px;
    height: auto;
    margin-bottom: 0;
    transform: rotate(90deg);
    position: relative;
    top: -15px;
}

.store-button {
    position: relative;
    top: 15px;
}

.store-button img {
    height: 200px;
    width: auto;
    transition: transform 0.2s ease-in-out;
    display: block;
}

.store-button:hover img {
    transform: scale(1.05);
}

footer {
    text-align: center;
    padding: 2rem;
    background-color: var(--bg-white);
    color: var(--text-light);
    font-size: 0.85rem;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    letter-spacing: -0.01em;
}

/* Content Pages Styling */
.content {
    max-width: 680px;
    margin: 0 auto;
    padding: 2rem;
    background-color: var(--bg-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-subtle);
}

.content h1 {
    font-size: 40px;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-dark);
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.content h2 {
    font-size: 24px;
    font-weight: 500;
    margin: 2.5rem 0 1rem;
    color: var(--text-dark);
    letter-spacing: -0.01em;
}

.content p {
    margin-bottom: 1.25rem;
    color: var(--text-medium);
    font-size: 17px;
    line-height: 1.5;
}

/* Form Elements */
.form-group {
    margin-bottom: 1.75rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
    font-size: 15px;
}

input, textarea {
    width: 100%;
    padding: 0.9rem;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 16px;
    transition: var(--transition);
    background-color: var(--bg-light);
    color: var(--text-dark);
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(0, 113, 227, 0.15);
}

textarea {
    min-height: 150px;
    resize: vertical;
}

button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.9rem 1.75rem;
    font-size: 16px;
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    letter-spacing: -0.01em;
}

button:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 113, 227, 0.25);
}

@media (max-width: 768px) {
    nav {
        padding: 0.75rem 1.5rem;
    }
    
    main {
        padding: 3rem 1.5rem;
    }
    
    .hero-content {
        flex-direction: column;
        text-align: center;
        gap: 2.5rem;
    }

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

    .hero h1 {
        font-size: 42px;
    }
    
    .description {
        font-size: 19px;
    }

    .app-links {
        flex-direction: column;
        align-items: center;
    }
    
    .content {
        padding: 1.5rem;
    }
    
    .content h1 {
        font-size: 32px;
    }
    
    .content h2 {
        font-size: 21px;
    }

    .download-section {
        flex-direction: column;
        gap: 0;
        justify-content: center;
        align-items: center;
        margin-top: -4.5rem;
        flex-wrap: nowrap;
    }
    
    .download-arrow {
        display: none;
    }

    .store-button {
        top: 0;
        width: auto;
        margin: 0;
        padding: 0;
        line-height: 1;
    }
    
    .store-button:last-child {
        margin-top: -8rem;
    }
    
    .store-button img {
        height: 225px;
        display: block;
        margin: 0;
    }

    .top-row {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }

    .text-content {
        text-align: center;
        max-width: 90%;
    }

    .logo-image {
        width: 150px;
        height: 150px;
    }

    .hero h1 {
        font-size: 36px;
    }
    
    .description {
        font-size: 18px;
    }

    footer {
        padding: 1.5rem 1rem;
        font-size: 0.8rem;
    }
}