@import url('https://fonts.googleapis.com/css2?family=Inter:wght@500;600;800&display=swap');

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

body {
    background-color: #000000;
    color: #ffffff;
    font-family: 'Inter', sans-serif;
    -webkit-font-smoothing: antialiased;
    line-height: 1.5;
}

/* Base Containers */
.header-container, .footer-container {
    max-width: 1440px;
    padding: 0 5%;
    margin: 0 auto;
}

/* Header */
.header {
    width: 100%;
    padding: 32px 0;
}

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

.header-logo {
    height: 32px;
    width: auto;
}

.nav-link {
    color: #ffffff;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: opacity 0.2s;
}

.nav-link:hover {
    opacity: 0.8;
}

/* Content Column */
.main-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Hero Section limited to 640px text block */
.hero {
    width: 100%;
    max-width: 640px;
    padding: 80px 24px 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-icon {
    width: 100px;
    height: auto;
    margin-bottom: 40px;
}

.hero-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 24px;
    letter-spacing: -2px;
    color: #ffffff;
}

.hero-subtitle {
    font-size: 20px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 48px;
    line-height: 1.6;
}

.hero-features {
    list-style: none;
    text-align: left;
    margin-bottom: 64px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.hero-features li {
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 14px;
    color: #ffffff;
}

.hero-features span {
    color: #5d89e2;
    font-weight: 800;
}

.download-btn {
    background-color: #5d89e2;
    color: #ffffff;
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    padding: 14px 32px;
    border-radius: 100px;
    transition: background-color 0.2s, transform 0.2s;
    margin-bottom: 80px;
}

.download-btn:hover {
    background-color: #4b73c4;
    transform: translateY(-2px);
}

.hero-image-section {
    width: 100%;
    display: flex;
    justify-content: center;
    padding: 0 24px;
}

.hero-image-container {
    max-width: 800px;
    width: 100%;
}

.hero-image {
    width: 100%;
    height: auto;
    border-radius: 32px;
    display: block;
}

/* Footer Container spans full width margins */
.footer {
    padding: 100px 0 80px;
    margin-top: 40px;
}

.footer-container {
    display: flex;
    justify-content: space-between;
}

.footer-left {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.footer-brand {
    margin-bottom: 80px;
}

.footer-logo-wrapper {
    width: 48px;
    height: 48px;
    background-color: #1a1a1a;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

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

.footer-title {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 12px;
    color: #ffffff;
}

.footer-tagline {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-copyright {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-right {
    display: flex;
    gap: 120px;
}

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

.footer-column h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
    color: #ffffff;
}

.footer-column a {
    color: #ffffff;
    text-decoration: none;
    font-size: 15px;
    transition: opacity 0.2s;
    font-weight: 500;
}

.footer-column a:hover {
    opacity: 0.8;
}

@media (max-width: 900px) {
    .footer-container {
        flex-direction: column;
        gap: 80px;
    }
    .footer-right {
        gap: 60px;
        flex-wrap: wrap;
    }
}
@media (max-width: 640px) {
    .hero-title {
        font-size: 40px;
    }
    .hero-subtitle {
        font-size: 18px;
    }
}