/* Base Styles */
:root {
    --primary-color: #4a90e2;
    --text-color: #333;
    --background-white: rgba(255, 255, 255, 0.95);
    --shadow-color: rgba(0, 0, 0, 0.1);
}

/* Reset & Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-image: url('../images/backgroundImage2.png');
    background-size: contain;
    background-position: center;
    background-repeat: repeat;
    background-attachment: fixed;
    min-height: 100vh;
}

/* Layout */
.page-container {
    min-height: 100vh;
    padding: 2rem;
    display: grid;
    place-items: center;
}

.content-wrapper {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

/* App Icon Styles */
.app-icon-container {
    position: relative;
    margin-bottom: 2rem;
}

.app-icon-wrapper {
    position: relative;
    width: 128px;
    height: 128px;
    border-radius: 24px;
    overflow: hidden;
    background: var(--background-white);
    box-shadow: 0 8px 32px var(--shadow-color);
}

.app-icon {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.crystal-effect {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.4) 0%,
        rgba(255, 255, 255, 0) 50%
    );
    border-radius: 24px;
}

/* Content Styles */
.content-container {
    background: var(--background-white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 8px 32px var(--shadow-color);
    backdrop-filter: blur(10px);
    width: 100%;
    max-width: 900px;
}

.main-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-color);
}

.content-sections {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Section Styles */
.intro-section,
.features-section,
.challenge-section,
.download-section {
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 12px;
}

/* Lists */
.features-list,
.challenge-list {
    list-style: none;
    padding-left: 1rem;
}

.features-list li,
.challenge-list li {
    margin-bottom: 1rem;
}

/* Download Section */
.download-section {
    text-align: center;
}

.download-text {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.download-cta {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .main-title {
        font-size: 2rem;
    }

    .content-container {
        padding: 1.5rem;
    }

    .app-icon-wrapper {
        width: 96px;
        height: 96px;
    }
}

@media (max-width: 480px) {
    .page-container {
        padding: 1rem;
    }

    .main-title {
        font-size: 1.75rem;
    }

    .content-container {
        padding: 1rem;
    }
}