/* --- RESET & BASICS --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-snap-type: y mandatory;
    scroll-behavior: smooth;
}

body {
    background-color: #121212;
    color: #ffffff;
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    margin: 0;
    overflow-y: scroll;
}

/* --- TYPOGRAPHY --- */
h1,
h2,
h3 {
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.highlight {
    color: #39ff14;
}

.section-subtitle {
    text-align: center;
    color: #aaa;
    font-size: 1.3rem;
    margin-bottom: 50px;
}

/* --- NAVIGATION --- */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 5%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent);
}

.logo {
    font-family: 'Oswald', sans-serif;
    font-size: 2rem;
    font-weight: bold;
    color: #fff;
    text-decoration: none;
    border: 3px solid #39ff14;
    padding: 8px 15px;
}

/* --- UNIVERSAL SLIDE STYLE --- */
section {
    height: 100vh;
    width: 100%;
    scroll-snap-align: start;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 20px;
    position: relative;
    border-bottom: 1px solid #222;
}

/* Wider Wrapper to fill the screen */
.content-wrapper {
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
}

/* --- SECTION HEADERS --- */
section h2 {
    font-size: 5rem;
    margin-bottom: 40px;
    line-height: 1.1;
}

/* --- SPECIFIC SLIDE STYLES --- */

/* SLIDE 1: HERO */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1514525253440-b393452e8d26?q=80&w=2800&auto=format&fit=crop');
    background-size: cover;
    background-position: center;
}

.hero h1 {
    font-size: 8rem;
    line-height: 0.9;
    margin-bottom: 30px;
}

.hero p {
    font-size: 1.5rem;
    margin-bottom: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: #cccccc;
}

/* SLIDE 2: FEATURES */
.features {
    background-color: #1a1a1a;
}

.features-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
    margin-top: 20px;
}

.feature-card {
    background: #121212;
    padding: 50px 30px;
    border: 1px solid #333;
    flex: 1 1 300px;
    max-width: 400px;
    transition: border-color 0.3s;
}

.feature-card:hover {
    border-color: #39ff14;
}

.feature-card i {
    font-size: 4rem;
    color: #39ff14;
    margin-bottom: 25px;
}

.feature-card h3 {
    font-size: 2rem;
    margin-bottom: 15px;
}

.feature-card p {
    font-size: 1.1rem;
    color: #aaa;
}

/* SLIDE 3: VIBE */
.vibe-section {
    background-color: #121212;
}

.album-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.album-card {
    width: 300px;
}

.album-cover {
    width: 100%;
    height: 300px;
    background-color: #333;
    background-size: cover;
    background-position: center;
    margin-bottom: 20px;
    border: 1px solid #333;
    transition: transform 0.3s;
}

.album-cover:hover {
    transform: scale(1.05);
    border-color: #39ff14;
}

.album-card p {
    font-size: 1.3rem;
    font-weight: bold;
}

/* SLIDE 4: REVIEWS & FOOTER */
.reviews {
    background-color: #1a1a1a;
    justify-content: space-between;
    padding-top: 120px;
}

.review-grid {
    display: flex;
    justify-content: center;
    gap: 50px;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.review-card {
    background: #121212;
    padding: 40px;
    max-width: 450px;
    border-left: 6px solid #39ff14;
    text-align: left;
}

.review-card p {
    font-size: 1.2rem;
}

.stars {
    color: #39ff14;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.review-card span {
    display: block;
    margin-top: 20px;
    color: #666;
    font-weight: bold;
    font-size: 1rem;
}

/* Final CTA Section */
.final-cta {
    margin-top: auto;
    margin-bottom: 60px;
}

.copyright {
    margin-top: 30px;
    font-size: 0.9rem;
    color: #555;
}

/* --- BUTTONS --- */
.cta-button {
    display: inline-block;
    background-color: #39ff14;
    color: #000;
    padding: 20px 50px;
    font-family: 'Oswald', sans-serif;
    font-size: 1.5rem;
    font-weight: bold;
    text-decoration: none;
    text-transform: uppercase;
    transition: transform 0.2s, box-shadow 0.2s;
    border: none;
    cursor: pointer;
}

.cta-button.small-btn {
    padding: 15px 40px;
    font-size: 1.2rem;
}

.cta-button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px rgba(57, 255, 20, 0.6);
}

/* --- AUDIO PLAYER STYLES --- */

/* Make the whole card clickable */
.album-card {
    width: 300px;
    cursor: pointer;
    position: relative;
}

.album-cover {
    width: 100%;
    height: 300px;
    background-color: #333;
    background-size: cover;
    background-position: center;
    margin-bottom: 20px;
    border: 1px solid #333;
    transition: transform 0.3s, border-color 0.3s;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

/* The Play Button Overlay */
.play-overlay {
    font-size: 4rem;
    color: #39ff14;
    opacity: 0;
    transition: opacity 0.3s ease;
    text-shadow: 0 0 10px rgba(0, 0, 0, 0.8);
}

/* Show Play button on Hover OR when the class 'playing' is added */
.album-card:hover .play-overlay,
.album-card.playing .play-overlay {
    opacity: 1;
}

/* Hover effect for the box */
.album-card:hover .album-cover,
.album-card.playing .album-cover {
    transform: scale(1.05);
    border-color: #39ff14;
}

/* --- RESPONSIVE ADJUSTMENTS --- */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 4rem;
    }

    section h2 {
        font-size: 3rem;
    }

    .content-wrapper {
        padding: 0 20px;
    }

    .feature-card,
    .review-card {
        padding: 30px;
        max-width: 100%;
    }

    section {
        height: auto;
        min-height: 100vh;
        padding: 100px 20px;
    }
}