/* Reset and Base Styles - Mobile First */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-purple: #9D4EDD;
    --secondary-purple: #7209B7;
    --accent-color: #C77DFF;
    --white: #FFFFFF;
    --black: #000000;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-400: #9CA3AF;
    --gray-600: #4B5563;
    --gray-800: #1F2937;
    --gray-900: #111827;

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --border-radius: 16px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--gray-900);
    background: var(--white);
    font-size: 16px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header - Clean and Minimal */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    padding: 16px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 52px;
    width: auto;
    border-radius: 8px;
}

.nav {
    display: flex;
    gap: 32px;
}

.nav-link {
    text-decoration: none;
    color: var(--gray-600);
    font-weight: 500;
    font-size: 16px;
    transition: color 0.2s ease;
}

.nav-link:hover {
    color: var(--primary-purple);
}

/* Hero Section - Mobile First Design */
.hero {
    padding: 120px 0 60px;
    background: var(--white);
    text-align: center;
    margin-top: 100px;
}

.hero-content {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}

/* Main Message */
.main-message {
    margin-bottom: 40px;
    text-align: center;
    display: block;
    visibility: visible;
    opacity: 1;
}

.hero-title-unified {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.2;
    color: var(--gray-900);
    margin: 0;
    letter-spacing: -0.02em;
    display: block;
    visibility: visible;
    opacity: 1;
}

.highlight {
    color: var(--primary-purple);
}

/* Phone Hero - The Star of the Show */
.phone-hero {
    margin: 20px 0 40px;
    display: flex;
    justify-content: center;
}

.phone-mockup-img {
    width: 100%;
    max-width: 400px;
    height: auto;
    transition: transform 0.3s ease;
}

.phone-mockup-img:hover {
    transform: scale(1.02);
}

/* Download Section */
.download-section {
    display: flex;
    flex-direction: row;
    gap: 20px;
    align-items: center;
    justify-content: center;
    margin: 20px 0 40px;
}

.download-btn img {
    height: 60px;
    width: auto;
    transition: transform 0.2s ease;
}

.download-btn.google-play img {
    height: 85px;
    width: auto;
}

.download-btn:hover img {
    transform: translateY(-2px);
}

/* Simple Features */
.features {
    padding: 80px 0;
    background: var(--gray-50);
}

.features-simple {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    max-width: 800px;
    margin: 0 auto;
}

.feature-simple {
    text-align: center;
    padding: 32px;
    background: var(--white);
    border-radius: var(--border-radius);
    border: 1px solid var(--gray-200);
    transition: transform 0.2s ease;
}

.feature-simple:hover {
    transform: translateY(-4px);
}

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

.feature-simple h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.feature-simple p {
    font-size: 16px;
    color: var(--gray-600);
}

/* Bottom CTA */
.bottom-cta {
    padding: 80px 0;
    background: var(--gray-900);
    color: var(--white);
    text-align: center;
}

.cta-content h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 18px;
    color: var(--gray-400);
    margin-bottom: 40px;
}

.download-buttons-large {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
}

.download-btn-large img {
    height: 64px;
    width: auto;
    transition: transform 0.2s ease;
}

.download-btn-large:hover img {
    transform: translateY(-2px);
}

/* Call to Action Section */
.cta-section {
    background: var(--gray-50);
    padding: 60px 0;
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
    padding: 0 20px;
}

.cta-title {
    font-size: 48px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 40px;
    line-height: 1.2;
}

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

/* Footer - Minimal */
.footer {
    background: var(--white);
    border-top: 1px solid var(--gray-200);
    padding: 40px 0 20px;
}

.footer-links {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
    text-align: center;
}

.footer-column ul {
    display: flex;
    gap: 40px;
    list-style: none;
    padding: 0;
    margin: 0;
    justify-content: center;
}

.footer-column ul li {
    margin-bottom: 8px;
}

.footer-column ul li a {
    color: var(--gray-600);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s ease;
}

.footer-column ul li a:hover {
    color: var(--primary-purple);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--gray-200);
}

.footer-bottom p {
    color: var(--gray-600);
    font-size: 14px;
}

/* Mobile Optimizations */
/* Large tablets and small laptops */
@media (max-width: 1024px) {
    .hero {
        margin-top: 120px;
    }
}

/* Tablets */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }

    .header {
        padding: 12px 0;
    }

    .header-content {
        flex-direction: column;
        gap: 16px;
    }

    .nav {
        gap: 24px;
    }

    .hero {
        padding: 40px 0 20px;
        min-height: auto;
        overflow: visible;
        margin-top: 160px;
    }
}

/* Small tablets */
@media (max-width: 640px) {
    .hero {
        margin-top: 180px;
    }
}

.hero-title-unified {
    font-size: 42px;
}

.phone-mockup-img {
    max-width: 260px;
}

.download-section {
    flex-direction: row;
    gap: 16px;
}

.download-btn img {
    height: 52px;
}

.download-btn.google-play img {
    height: 74px;
}

.features-simple {
    grid-template-columns: 1fr;
    gap: 24px;
}

.feature-simple {
    padding: 24px;
}

.cta-content h2 {
    font-size: 28px;
}

.download-btn-large img {
    height: 56px;
}

.footer-links {
    gap: 40px;
}

.cta-section {
    padding: 45px 0;
}

.cta-title {
    font-size: 36px;
    margin-bottom: 32px;
}

.cta-download-buttons {
    gap: 16px;
}

@media (max-width: 480px) {
    .hero {
        margin-top: 200px;
        padding: 20px 0 10px;
    }

    .hero-title-unified {
        font-size: 32px;
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
    }

    .phone-mockup-img {
        max-width: 240px;
    }

    .download-section {
        gap: 12px;
        flex-direction: row;
    }

    .download-btn img {
        height: 48px;
    }

    .download-btn.google-play img {
        height: 68px;
    }

    .download-buttons-large {
        gap: 12px;
    }

    .download-btn-large img {
        height: 52px;
    }

    .cta-section {
        padding: 40px 0;
    }

    .cta-title {
        font-size: 28px;
        margin-bottom: 28px;
        text-align: center;
        padding: 0 10px;
    }

    .cta-download-buttons {
        flex-direction: row;
        gap: 12px;
        justify-content: center;
    }

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

    .footer-column ul {
        flex-direction: column;
        gap: 16px;
    }
}

/* Tablet and Desktop Enhancements */
@media (min-width: 768px) {
    .hero-content {
        max-width: 700px;
    }

    .phone-mockup-img {
        max-width: 400px;
    }

    .download-section {
        flex-direction: row;
        justify-content: center;
        gap: 20px;
    }

    .download-buttons-large {
        flex-direction: row;
        gap: 20px;
    }

    .features-simple {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .hero-title-unified {
        font-size: 72px;
    }

    .phone-mockup-img {
        max-width: 500px;
    }

    .hero {
        padding: 140px 0 80px;
    }
}

/* Smooth Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title-unified,
.download-section,
.phone-hero {
    animation: fadeInUp 0.6s ease forwards;
}

.download-section {
    animation-delay: 0.1s;
}

.phone-hero {
    animation-delay: 0.2s;
}