:root {
    --primary-color: #c43a3a;
    --background-color: #ffffff;
    --card-background: rgba(255, 255, 255, 0.048);
    --navbar-background: rgba(255, 255, 255, 0.5);
    --text-color: #000000;
    --subtle-text-color: #777777;
    --border-color: #EAEAEA;
    --shadow-color: rgba(0, 0, 0, 0.05);
}

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

body {
   font-family: 'Poppins', sans-serif;
   color: var(--text-color);
   line-height: 1.7;
}

html {
    scroll-behavior: smooth;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.navbar {
    background-color: var(--navbar-background);
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    width: 100%;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(10px);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.nav-menu a {
    color: var(--text-color);
    text-decoration: none;
    margin-left: 2rem;
    font-weight: 400;
}

#translate-button {
    background: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    font-family: 'Poppins', sans-serif;
    font-size: 0.9rem;
    margin-left: 2rem;
    transition: background-color 0.3s, color 0.3s;
}

#translate-button:hover {
    background-color: var(--primary-color);
    color: white;
}

.hero {
    text-align: center;
    padding: 6rem 0;
    background-color: transparent;
}

.main-title {
    font-size: 3.5rem;
    font-weight: 700;
}

.subtitle {
    font-size: 1.2rem;
    color: var(--subtle-text-color);
    margin: 1rem 0 2rem 0;
    font-weight: 300;
}

.cta-button {
    background-color: var(--primary-color);
    color: white;
    padding: 0.8rem 2.5rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 122, 255, 0.2);
}

.about-section {
    padding: 5rem 0;
    background-color: transparent;
    text-align: center;
}

.about-description {
    max-width: 800px;
    margin: 1rem auto;
    color: var(--subtle-text-color);
}

.features-section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    font-weight: 600;
}

.feature-card {
    background-color: var(--card-background);
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px var(--shadow-color);
    transition: transform 0.3s, box-shadow 0.3s;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px var(--shadow-color);
}

.feature-card h3 {
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.devices-section {
    padding: 5rem 0;
    background-color: transparent;
}

.device-list {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.device-item {
    background-color: var(--card-background);
    border: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    width: 100%;
    max-width: 500px;
    text-align: center;
    font-size: 1.1rem;
    text-decoration: none;
    color: var(--text-color);
    transition: transform 0.3s, background-color 0.3s;
}

.device-item:hover {
    transform: translateY(15px);
    background-color: rgba(182, 28, 28, 0.8);
}

.footer {
    text-align: center;
    padding: 2rem 0;
    background-color: transparent;
    color: var(--subtle-text-color);
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
}

.screenshots-section {
    padding: 5rem 0;
    background-color: transparent;
}

.hero-buttons-container {
    margin-top: 2.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.cta-button-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 0.7rem 2.4rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.cta-button-secondary:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 21px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1000;
}

.hamburger span {
    display: block;
    height: 3px;
    width: 100%;
    background: var(--text-color);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.hamburger.open span:nth-child(1) {
    transform: rotate(50deg) translate(6px, 6px);
}

.hamburger.open span:nth-child(2) {
    opacity: 0;
}

.hamburger.open span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.install-steps-section {
    padding: 5rem 0;
    background-color: transparent;
}

.install-steps-section h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-top: 3rem;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
}

.disclaimer-box {
    background-color: rgba(253, 238, 238, 0);
    border-left: 5px solid var(--primary-color);
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 5px;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.disclaimer-box ul {
    list-style-type: none;
    padding-left: 0;
}

.install-steps-section ul,
.install-steps-section ol {
    padding-left: 25px;
}

.install-steps-section li {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.install-steps-section code {
    background-color: #e0e0e0;
    color: #333;
    padding: 3px 8px;
    border-radius: 5px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.95em;
}

.carousel-container-features, .carousel-container-desktop, .carousel-container {
    position: relative;
    overflow: hidden;
}

.features-grid, .screenshots-grid-desktop, .screenshots-grid {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.carousel-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    padding: 10px 15px;
    cursor: pointer;
    border-radius: 50%;
    font-size: 1.5rem;
    z-index: 10;
    user-select: none;
}

.carousel-button.prev, .features-prev, .desktop-prev {
    left: 15px;
}

.carousel-button.next, .features-next, .desktop-next {
    right: 15px;
}

.hamburger {
    display: flex;
}
.nav-menu {
    display: none;
}
.main-title {
    font-size: 2.5rem;
}
.nav-menu.active { display: flex; flex-direction: column; /* ... */ }
.nav-menu a, .nav-menu #translate-button { margin: 0.5rem 0; width: 80%; text-align: center; }

.carousel-container-desktop {
    display: none;
}

.carousel-container {
    display: block;
}
.screenshots-grid .screenshot-item {
    flex: 0 0 100%;
    padding: 0 10px;
}
.screenshot-item img {
    width: 100%;
    border-radius: 10px;
}

.features-section .container { padding: 0; }
.carousel-container-features .features-grid { gap: 0; }
.carousel-container-features .feature-card {
    flex: 0 0 80%;
    margin: 0 10%;
}

@media (min-width: 769px) {
    .hamburger {
        display: none;
    }
    .nav-menu {
        display: flex;
    }

    .carousel-container {
        display: none;
    }

    .carousel-container-desktop {
        display: block;
    }
    .screenshots-grid-desktop .screenshot-item {
        flex: 0 0 calc(100% / 3); 
        padding: 0 0.5rem;
    }
    .screenshot-item img {
        width: 100%;
        border-radius: 10px;
    }

    .features-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
    .carousel-container-features .carousel-button {
        display: none;
    }
}
.changelog-section {
    padding-bottom: 3rem;
    text-align: center;
}

.changelog-content-section {
    padding: 4rem 0;
}

.changelog-entry {
    background-color: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 2rem;
    margin-bottom: 2rem;
    text-align: left;
    box-shadow: 0 4px 15px var(--shadow-color);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.changelog-entry h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.changelog-entry ul {
    list-style-type: none;
    padding-left: 0;
}

.changelog-entry li {
    margin-bottom: 0.75rem;
    line-height: 1.8;
}

.changelog-entry li::before {
    content: '•';
    color: var(--primary-color);
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
}

.device-card {
    background-color: var(--card-background);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: 12px;
    width: 100%;
    max-width: 550px;
    text-align: center;
    box-shadow: 0 4px 15px var(--shadow-color);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.device-name {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.device-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.download-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 1.5rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    color: var(--text-color);
    background-color: rgba(224, 224, 224, 0.5);
}

.download-button i {
    font-size: 1.25rem; 
    width: 24px;
    text-align: center;
}

.download-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.drive-button {
    color: #FFF;
    background-color: #4285F4;
}

.drive-button:hover {
    background-color: #357ae8;
    border-color: #357ae8;
}


.pixeldrain-button {
    color: #FFF; 
    background-color: #30363d; 
}

.pixeldrain-button:hover {
    background-color: #23282e;
    border-color: #23282e;
}