/* ====== BASE ====== */
body {
    margin: 0;
    background: #000;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    font-family: sans-serif;
}

.slider-wrapper {
    position: relative;
    width: 90vw;
    max-width: 900px;
    height: 70vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

/* ====== CLOSE BUTTON ====== */
.close-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    z-index: 20;
    width: 45px;
    height: 45px;
    background: rgba(255,255,255,0.12);
    border: 1.5px solid rgba(255,255,255,0.3);
    border-radius: 12px;
    backdrop-filter: blur(5px);
    color: #fff;
    font-size: 22px;
    text-decoration: none;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: 0.25s;
}

.close-btn:hover {
    background: rgba(255,255,255,0.25);
    border-color: #fff;
}

/* ====== SLIDER ====== */
.slider {
    display: flex;
    height: 100%;
    transition: transform 0.6s ease;
    gap: 20px;
}

/* ====== SLIDE ====== */
.slide {
    flex: 0 0 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.slide img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 15px;
}

/* ====== RADIO BUTTON HIDDEN ====== */
input[name="slide"] {
    display: none;
}

/* ====== MOVIMENTO SLIDE ====== */
:root {
    --sw: calc(100% + 20px);
}

#s1:checked ~ .slider { transform: translateX(calc(0 * var(--sw) * -1)); }
#s2:checked ~ .slider { transform: translateX(calc(1 * var(--sw) * -1)); }
#s3:checked ~ .slider { transform: translateX(calc(2 * var(--sw) * -1)); }
#s4:checked ~ .slider { transform: translateX(calc(3 * var(--sw) * -1)); }
#s5:checked ~ .slider { transform: translateX(calc(4 * var(--sw) * -1)); }
#s6:checked ~ .slider { transform: translateX(calc(5 * var(--sw) * -1)); }
#s7:checked ~ .slider { transform: translateX(calc(6 * var(--sw) * -1)); }
#s8:checked ~ .slider { transform: translateX(calc(7 * var(--sw) * -1)); }
#s9:checked ~ .slider { transform: translateX(calc(8 * var(--sw) * -1)); }
#s10:checked ~ .slider { transform: translateX(calc(9 * var(--sw) * -1)); }

/* ====== NAVIGATION ====== */
.nav {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    transform: translateY(-50%);
    pointer-events: none;
}

.btn {
    position: absolute;
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.12);
    border: 1.5px solid rgba(255,255,255,0.3);
    border-radius: 12px;
    backdrop-filter: blur(5px);
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 24px;
    cursor: pointer;
    pointer-events: all;
    transition: 0.25s;
}

.btn:hover {
    background: rgba(255,255,255,0.25);
    border-color: #fff;
}

.prev { left: 10px; }
.next { right: 10px; }

/* ====== ONLY CURRENT SET ====== */
.set { display: none; }

#s1:checked ~ .nav .set1 { display: block; }
#s2:checked ~ .nav .set2 { display: block; }
#s3:checked ~ .nav .set3 { display: block; }
#s4:checked ~ .nav .set4 { display: block; }
#s5:checked ~ .nav .set5 { display: block; }
#s6:checked ~ .nav .set6 { display: block; }
#s7:checked ~ .nav .set7 { display: block; }
#s8:checked ~ .nav .set8 { display: block; }
#s9:checked ~ .nav .set9 { display: block; }
#s10:checked ~ .nav .set10 { display: block; }

/* ====== RESPONSIVE ====== */
@media (max-width: 768px) {
    .btn { width: 40px; height: 40px; font-size: 20px; }
    .prev { left: 5px; }
    .next { right: 5px; }
}

@media (max-width: 480px) {
    .btn { width: 35px; height: 35px; font-size: 18px; }
    .prev { left: 3px; }
    .next { right: 3px; }
}