@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

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

:root {
    --bg: #ffffff;
    --text-color: #000000;
    --text-secondary: #888888;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

html {
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg);
    color: var(--text-color);
    line-height: 1.5;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
}

a {
    color: inherit;
    text-decoration: none;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 48px;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 24px 0;
    background: var(--bg);
}

.nav-container {
    max-width: 100%;
    margin: 0;
    padding: 0 clamp(24px, 4vw, 64px);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
}

.nav-brand a {
    display: flex;
}

.nav-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-color);
    letter-spacing: 0.5px;
    text-transform: lowercase;
}

.brand-logo {
    height: 28px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    transition: opacity 0.2s ease;
}

.nav-link:hover {
    opacity: 0.5;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
}

.hero-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    width: 100%;
}

.hero-text {
    max-width: 500px;
}

.hero-text h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 500;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
}

.hero-subcopy {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 40px;
}

.app-store-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #000;
    color: #fff;
    padding: 12px 22px;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    transition: opacity 0.2s ease;
}

.app-store-btn:hover {
    opacity: 0.7;
}

.app-store-btn svg {
    width: 16px;
    height: 20px;
}

.hero-visual {
    display: flex;
    justify-content: flex-end;
    position: relative;
}

.hero-images {
    position: relative;
    width: 100%;
    max-width: 500px;
}

.hero-image {
    width: 100%;
    height: auto;
    max-height: 75vh;
    object-fit: contain;
    opacity: 0;
    position: absolute;
    top: 0;
    right: 0;
    transition: opacity 0.8s ease-in-out;
}

.hero-image:first-child {
    position: relative;
}

.hero-image.active {
    opacity: 1;
}

/* Footer */
.footer {
    padding: 60px 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-brand {
    display: flex;
    align-items: center;
}

.footer-brand a {
    display: flex;
}

.footer-brand .brand-logo {
    height: 20px;
    width: auto;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    font-size: 0.875rem;
    color: var(--text-secondary);
    transition: color 0.2s ease;
}

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

.footer-copy {
    margin-top: 24px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.footer-bottom {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid #e0e0e0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Contact Page */
.contact-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 140px 0 80px;
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
    width: 100%;
}

.contact-intro h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.contact-intro p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
    background: transparent;
    border: none;
    border-bottom: 1px solid #e0e0e0;
    padding: 12px 0;
    font-size: 1rem;
    font-family: inherit;
    color: var(--text-color);
    transition: border-color 0.2s ease;
    resize: none;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--text-color);
}

.form-group textarea {
    min-height: 120px;
}

.submit-btn {
    align-self: flex-start;
    background: var(--text-color);
    color: var(--bg);
    border: none;
    padding: 12px 28px;
    border-radius: 50px;
    font-size: 0.875rem;
    font-family: inherit;
    font-weight: 500;
    cursor: pointer;
    transition: opacity 0.2s ease;
}

.submit-btn:hover {
    opacity: 0.7;
}

/* Privacy/Terms Content */
.legal-page {
    padding: 100px 0 60px;
}

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

.legal-header h1 {
    font-size: 1.75rem;
    font-weight: 400;
    margin-bottom: 8px;
}

.legal-header p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.legal-content {
    max-width: 640px;
}

.legal-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 40px 0 12px;
    color: var(--text-color);
}

.legal-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin: 24px 0 8px;
    color: var(--text-color);
}

.legal-content p {
    margin-bottom: 12px;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
}

.legal-content ul {
    margin-bottom: 12px;
    padding-left: 20px;
}

.legal-content li {
    margin-bottom: 6px;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.legal-content a {
    color: var(--text-color);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.legal-content hr {
    margin: 40px 0;
    border: none;
    border-top: 1px solid #e0e0e0;
}

/* Responsive */
@media (max-width: 900px) {
    .container {
        padding: 0 24px;
    }

    .nav-container {
        padding: 0 24px;
    }

    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }

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

    .hero-text {
        max-width: 100%;
        order: 1;
    }

    .hero-text h1 {
        font-size: clamp(1.75rem, 6vw, 2.5rem);
    }

    .hero-subcopy {
        font-size: 0.9375rem;
        margin-bottom: 32px;
    }

    .hero-visual {
        justify-content: center;
        order: 2;
    }

    .hero-images {
        max-width: 320px;
        margin: 0 auto;
    }

    .hero-image {
        max-height: 50vh;
    }

    .contact-section {
        padding: 100px 0 60px;
        min-height: auto;
    }

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

    .contact-intro {
        text-align: center;
    }

    .contact-intro h1 {
        font-size: clamp(1.75rem, 6vw, 2.5rem);
    }

    .footer {
        padding: 40px 0;
    }

    .footer-content {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }

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

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

    .legal-page {
        padding: 80px 0 40px;
    }

    .legal-header h1 {
        font-size: 1.5rem;
    }

    .legal-content h3 {
        font-size: 1rem;
        margin: 32px 0 10px;
    }

    .legal-content h4 {
        font-size: 0.9375rem;
    }

    .legal-content p,
    .legal-content li {
        font-size: 0.875rem;
    }
}

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

    .nav {
        padding: 16px 0;
    }

    .nav-container {
        padding: 0 16px;
    }

    .nav-links {
        gap: 20px;
    }

    .nav-link {
        font-size: 0.8125rem;
    }

    .hero {
        padding: 80px 0 48px;
    }

    .hero-text h1 {
        font-size: 1.625rem;
        margin-bottom: 16px;
    }

    .hero-subcopy {
        font-size: 0.875rem;
        line-height: 1.5;
    }

    .app-store-btn {
        padding: 10px 18px;
        font-size: 0.8125rem;
    }

    .hero-images {
        max-width: 280px;
    }

    .contact-section {
        padding: 80px 0 48px;
    }

    .form-group label {
        font-size: 0.6875rem;
    }

    .form-group input,
    .form-group textarea {
        font-size: 0.9375rem;
        padding: 10px 0;
    }

    .submit-btn {
        padding: 10px 24px;
        font-size: 0.8125rem;
    }

    .footer {
        padding: 32px 0;
    }

    .footer-links {
        gap: 20px;
    }

    .footer-links a {
        font-size: 0.8125rem;
    }

    .legal-page {
        padding: 72px 0 32px;
    }

    .legal-header {
        margin-bottom: 32px;
    }
}