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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.7;
    color: #ffffff;
    background: linear-gradient(rgba(0, 0, 0, 0.80), rgba(0, 0, 0, 0.80)), url("background.png");
    background-size: cover;
    background-position: center top;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

img {
    max-width: 100%;
    display: block;
}

section {
    max-width: 1200px;
    margin: auto;
    padding: 90px 30px;
}

.section-title {
    text-align: center;
    font-size: 2.6rem;
    margin-bottom: 55px;
    text-transform: uppercase;
}

/* HERO */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.hero-tag {
    background: #c50011;
    display: inline-block;
    padding: 10px 18px;
    border-radius: 30px;
    font-weight: bold;
    letter-spacing: 1px;
    margin-bottom: 25px;
}

.hero h1 {
    font-size: 5rem;
    line-height: 1.05;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.hero h2 {
    color: #d91b2a;
    font-size: 2rem;
    margin-bottom: 25px;
}

.hero p {
    font-size: 1.25rem;
    max-width: 650px;
    margin-bottom: 40px;
}

/* BUTTON */

.button {
    display: inline-block;
    text-decoration: none;
    background: #c50011;
    color: white;
    padding: 16px 35px;
    border-radius: 5px;
    font-weight: bold;
    text-transform: uppercase;
    transition: .3s;
}

.button:hover {
    background: #e21322;
    transform: translateY(-3px);
}

/* GLASS EFFECT */

.about,
.showcase,
.quote-section,
.poster-section,
.contact {
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(8px);
    border-radius: 15px;
    margin-top: 40px;
    margin-bottom: 40px;
}

/* REFERENT */

.about-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 60px;
    align-items: center;
}

@media (max-width: 992px) {
    .about-grid {
        grid-template-columns: 1fr;
    }
}

.referent-image img {
    width: 75%;
    border-radius: 12px;
    border: 3px solid rgba(213, 27, 42, 0.5);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

.about-text p {
    margin-bottom: 20px;
    font-size: 1.1rem;
}

/* SHOWCASE */

.showcase-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: center;
}

@media (max-width: 992px) {
    .showcase-grid {
        grid-template-columns: 1fr;
    }
}

.showcase h2 {
    font-size: 2.4rem;
    margin-bottom: 25px;
}

.showcase p {
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.showcase img {
    border-radius: 12px;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.65);
}

/* FEATURES */

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 25px;
}

.feature-box {
    background: rgba(10, 10, 10, 0.8);
    border-top: 4px solid #d91b2a;
    border-radius: 10px;
    padding: 35px;
    transition: .3s;
    cursor: pointer;
}

.feature-box:hover {
    transform: translateY(-8px);
}

.feature-box h3 {
    color: #e33;
    margin-bottom: 15px;
}

.detail-panel {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    margin-top: 0;
    padding: 0 30px;
    background: rgba(10, 10, 10, 0.88);
    border-left: 4px solid #d91b2a;
    border-radius: 10px;
    transition: max-height .5s ease, opacity .35s ease, margin .4s ease, padding .4s ease;
}

.detail-panel.open {
    max-height: 2000px;
    opacity: 1;
    margin-top: 35px;
    padding: 30px;
}

.mobile-detail {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    margin-top: 0;
    padding-top: 0;
    transition: max-height .45s ease, opacity .35s ease, margin .35s ease, padding .35s ease;
}

.mobile-detail.open {
    max-height: 1500px;
    opacity: 1;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.mobile-detail h4 {
    color: #e33;
    margin-bottom: 10px;
}

/* QUOTE */

.quote-section {
    text-align: center;
}

.quote {
    font-size: 1.3rem;
    max-width: 900px;
    margin: 0 auto 35px auto;
}

/* POSTER */

.poster-section {
    text-align: center;
}

.poster-large {
    width: 100%;
    max-width: 1000px;
    margin: auto;
    border-radius: 12px;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.65);
}

/* CONTACT */

.contact {
    text-align: center;
}

.contact-box {
    max-width: 700px;
    margin: auto;
}

.contact h2 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.contact p {
    margin-bottom: 15px;
}

/* FOOTER */

.footer {
    text-align: center;
    padding: 40px;
    color: #bbb;
}

/* RESPONSIVE */

@media (max-width: 992px) {
    .hero-content {
        margin-left: 0;
    }
    .hero h1 {
        font-size: 3.5rem;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 40px 20px;
    }
    .hero h1 {
        font-size: 2.5rem;
    }
    .hero h2 {
        font-size: 1.4rem;
    }
    .section-title {
        font-size: 2rem;
    }
    section {
        padding: 70px 20px;
    }
    .mobile-detail {
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        transition: max-height .45s ease, opacity .35s ease, margin .35s ease, padding .35s ease;
        margin-top: 0;
        padding-top: 0;
    }
    .mobile-detail.open {
        max-height: 800px;
        opacity: 1;
        margin-top: 20px;
        padding-top: 20px;
        border-top: 1px solid rgba(255, 255, 255, 0.15);
    }
}

@keyframes fadeSlide {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.detail-panel h4,
.detail-panel p,
.mobile-detail h4,
.mobile-detail p {
    animation: fadeSlide .4s ease;
}