/*
 * General Body Styles
 * Applies basic styling to the entire page.
 */
body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #111;
    color: #ffffff;
}

/*
 * Screen Carousel Container
 * Defines the main container for the screen carousel, including its dimensions,
 * background, border-radius, and shadow effects.
 */
.ScreenCarousel-container {
    position: relative;
    width: 90vw;
    height: 30vw;
    margin: 10px auto;
    overflow: hidden;
    background-color: rgba(0, 0, 0, 0.5);
    border-radius: 12px;
    backdrop-filter: blur(6px); /* Optional: frosted glass effect */
    box-shadow: 0 0 25px rgba(0, 0, 0, 0.4);
    padding: 5px;
}

/*
 * Screen Carousel
 * Styles for the carousel element itself, ensuring it takes up 100% of its
 * parent's width and height.
 */
.ScreenCarousel {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100%;
}

/*
 * Slide
 * Base styles for individual slides within the carousel, including flex
 * properties for content alignment and transition for opacity changes.
 */
.slide {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    flex-wrap: wrap; /* Adapts content if space is limited */
    align-items: center;
    justify-content: space-between;
    padding: 5px;
    box-sizing: border-box;
    transition: opacity 1s ease-in-out;
    opacity: 0;
}

/*
 * Active Slide
 * Styles for the currently visible slide, setting its opacity to 1.
 */
.slide.active {
    opacity: 1;
    z-index: 1;
}


/*
 * Face Image
 * Styles for the main image within a slide, defining its width, max-width,
 * height, border-radius, and flex-shrink behavior.
 */
.face {
    width: 20vw;
    max-width: 20vw;
    height: auto;
    border-radius: 15px;
    flex-shrink: 0;
}

/*
 * Ribbon Overlay
 * Styles for the ribbon element, positioned at the bottom of the image,
 * with text styling, gradient background, text shadow, and animation.
 */
.ribbon {
  text-align: center;
}

/*
 * Text Content
 * Styles for the text area within a slide, including flex properties for
 * column layout and text alignment.
 */
.text {
    flex: 1;
    min-width: 20vw;
    max-width: 65vw;
    text-align: left; /* Aligns content horizontally */
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    color: white;
}

/*
 * Text Heading 2
 * Adaptive font sizing for headings within the text area.
 */
.text h2 {
    font-size: clamp(1rem, 4vw, 3.2rem); /* Adaptive title */
    margin: 0;
}

/*
 * Text Paragraph
 * Adaptive font sizing for paragraphs (subtitles) within the text area.
 */
.text p {
    font-size: clamp(0.7rem, 1.8vw, 1.4rem); /* Adaptive subtitle */
    margin: 0;
}

/*
 * Active Slide Face Animation
 * Animation for the face image when the slide becomes active.
 */
.slide.active .face {
    animation: slideIn 1s forwards;
}

/*
 * Active Slide Text Animation
 * Animation for the text content when the slide becomes active.
 */
.slide.active .text {
    animation: fadeInText 1.5s forwards;
}

/*
 * Centered Slide Content
 * Styles for content that should be centered within a slide.
 */
.slide-content.centered {
    width: 100%;
    height: 100%;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    padding: 10px;
    box-sizing: border-box;
}

/*
 * Slide Title
 * Adaptive font sizing and styling for slide titles.
 */
.slide-title {
    font-size: clamp(1rem, 4vw, 3.2rem); /* Adaptive title */
    color: white;
    margin-bottom: 2vw;
}

/*
 * Slide Subtitle
 * Adaptive font sizing and styling for slide subtitles.
 */
.slide-subtitle {
    font-size: clamp(0.7rem, 1.8vw, 1.4rem); /* Adaptive subtitle */
    color: white;
    margin-top: 12vw;
}

/*
 * Stacked Slide Content
 * Styles for content that should be stacked within a slide.
 */
.slide-content.stack {
    position: relative;
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

/*
 * Image Overlay
 * Styles for an image overlay, positioned absolutely and centered.
 */
.image-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/*
 * Image within Overlay
 * Styles for the image inside the overlay, including width, height,
 * and removal of default image styles.
 */
.image-overlay img {
    width: 70%;
    height: auto;
    border: none;
    opacity: 1;
    border-radius: 0;
    box-shadow: none;
}

/*
 * Slogan Section
 * Styles for the slogan area, ensuring it's above other elements,
 * with padding, width, color, and text alignment.
 */
.Slogan {
    position: relative;
    z-index: 2; /* Higher than background */
    backdrop-filter: none; /* Deactivates blur effect */
    padding: 0 20px;
    margin: auto;
    width: 80%;
    color: white;
    text-align: center;
}

/*
 * Slogan Heading 2
 * Adaptive font sizing for the slogan heading.
 */
.Slogan h2 {
    font-size: clamp(1.25rem, 4vw, 3rem);
    margin-bottom: 0px;
}

/*
 * Slogan Paragraph
 * Adaptive font sizing for the slogan paragraph.
 */
.Slogan p {
    font-size: clamp(1rem, 4vw, 3rem);
    margin: 0;
}

/*
 * Slide In Animation
 * Keyframe animation for elements sliding in.
 */
@keyframes slideIn {
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/*
 * Fade In Text Animation
 * Keyframe animation for text fading in.
 */
@keyframes fadeInText {
    to {
        opacity: 1;
    }
}

/*
 * Background Overlay
 * Styles for the background image overlay, ensuring it covers the full width.
 */
.background-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 0; /* Background */
}

/*
 * Background Overlay Image
 * Styles for the image within the background overlay, including object-fit,
 * opacity, and transition for transformations.
 */
.background-overlay img {
    width: 100%;
    height: auto;
    object-fit: cover;
    opacity: 0.6;
    transition: transform 0.3s ease;
}

/*
 * Media Query for Background Overlay Image on Small Screens (max-width: 1024px)
 * Enlarges the background image for better display on smartphones.
 */
@media (max-width: 1024px) {
    .background-overlay img {
        transform: scale(1.5);
        transform-origin: center;
    }
}

/*
 * Sponsor Carousel Custom Container
 * Main container for the sponsor carousel, defining max-width, width, shadow,
 * border-radius, background, padding, and positioning.
 */
.SponsorCarousel-custom-container {
    max-width: 900px; /* Max width for SponsorCarousel container */
    width: 95%; /* Makes the container responsive */
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
    border-radius: 12px; /* More rounded corners */
    background-color: #ffffff;
    padding: 5px;
    position: relative; /* For arrow positioning */
    margin: 0 auto; /* Centers the container horizontally */
}

/*
 * Sponsor Carousel Viewport
 * Defines the viewport for the carousel, hiding overflowing images.
 */
.SponsorCarousel-viewport {
    width: 100%;
    overflow: hidden; /* Hides images that are not visible */
    border-radius: 8px;
    /* JS logic might be needed to center the active element in the viewport */
}

/*
 * Sponsor Carousel Track
 * Styles for the track that holds the carousel slides, using flexbox for
 * horizontal arrangement and transition for smooth scrolling.
 */
.SponsorCarousel-track {
    display: flex;
    transition: transform 0.5s ease-in-out; /* Animation for scrolling */
    /* Total width will be calculated via JS: (num_images * single_image_width) */
    /* For a centered carousel, JS should calculate the offset for the active element */
}

/*
 * Sponsor Carousel Item Custom
 * Styles for each individual item in the carousel, defining its width,
 * padding, box-sizing, and flex properties for centering content.
 */
.SponsorCarousel-item-custom {
    flex: 0 0 calc(100% / 3); /* Each item occupies 1/3 of the viewport width */
    padding: 20px; /* Space between images */
    box-sizing: border-box; /* Includes padding in width calculation */
    display: flex;
    justify-content: center;
    align-items: center;
    scroll-snap-align: center; /* Helps browser center the element during scroll */
}

/*
 * Images within Sponsor Carousel Items
 * Styles for images inside carousel items, including fixed height,
 * object-fit, border-radius, shadow, and transition for selection effect.
 */
.SponsorCarousel-item-custom img {
    width: 100%;
    height: 50px; /* Fixed height for images */
    object-fit: contain; /* Changed from cover to contain to avoid cropping */
    border-radius: 8px; /* Rounded corners for images */
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease-in-out; /* Transition for selection effect */
}

/*
 * Selected Sponsor Carousel Item Image
 * Styles for the central selected image, including slight enlargement and
 * more pronounced shadow.
 */
.SponsorCarousel-item-custom.selected img {
    transform: scale(1.30); /* Slight enlargement */
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2); /* More pronounced shadow */
}

/*
 * Sponsor Carousel Custom Indicators
 * Styles for the carousel indicators (dots), including flexbox for spacing.
 */
.SponsorCarousel-indicators-custom {
    display: flex;
    justify-content: center;
    margin-top: 20px;
    gap: 10px; /* Space between dots */
}

/*
 * Sponsor Carousel Indicator Buttons
 * Styles for individual indicator buttons, defining width, height,
 * border-radius, border, background, cursor, and transition.
 */
.SponsorCarousel-indicators-custom button {
    width: 8px;
    height: 8px;
    border-radius: 25%;
    border: 1px solid #ced4da; /* Light gray border */
    background-color: #e9ecef; /* Light gray for unselected dots */
    cursor: pointer;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

/*
 * Active Sponsor Carousel Indicator Button
 * Styles for the active indicator button, changing its background and
 * border color.
 */
.SponsorCarousel-indicators-custom button.active {
    background-color: #495057; /* Dark gray for selected dot */
    border-color: #495057; /* Dark gray border for selected dot */
}

/*
 * Media Query for Slides on Small Screens (max-width: 768px)
 * Adjusts slide layout to a column direction and centers text.
 */
@media (max-width: 768px) {
    .slide {
        flex-direction: column;
        text-align: center;
    }

    .face {
        width: 50%;
        margin-bottom: 20px;
    }

    .text {
        align-items: center;
        text-align: center;
    }
}

/*
 * Subscribe Button Styles
 * Defines the base styles for the "Iscriviti" button, including font size,
 * padding, background, color, text transform, letter spacing, border,
 * border-radius, cursor, position, overflow, transition, and shadow.
 */
.btn-iscriviti {
    display: inline-block;
    font-size: clamp(1rem, 2.5vw, 1.5rem); /* Scalable text size */
    padding: clamp(0.75em, 2vw, 1.25em) clamp(1.5em, 4vw, 2em); /* Proportional padding */
    background-color: #1e3a8a;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    border-radius: clamp(8px, 5vw, 8px);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: background-color .3s, transform .2s, box-shadow .2s;
    box-shadow: 0 4px 8px rgba(0, 0, 0, .1);
}

/*
 * Media Queries for Button and Ribbon Font Size
 * Adjusts font sizes for the ribbon and subscribe button based on screen width.
 */
@media (min-width: 390px) {
    .ribbon {
        font-size: .8rem;
    }
}

@media (min-width: 768px) {
    .btn-iscriviti {
        font-size: 1.25rem;
    }
    .ribbon {
        font-size: 1rem;
    }
}

@media (min-width: 1200px) {
    .btn-iscriviti {
        font-size: 4rem;
    }
    .ribbon {
        font-size: 2rem;
    }
}

/*
 * Glossy Stripe on Hover for Subscribe Button
 * Creates a glossy stripe effect that slides across the button on hover.
 */
.btn-iscriviti::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transform: skewX(-20deg);
    transition: left 0.5s ease;
}

/*
 * Hover Effect for Subscribe Button
 * Changes background color, applies a slight translateY, and adjusts shadow
 * on hover.
 */
.btn-iscriviti:hover {
    background-color: #3b82f6; /* Medium blue */
    transform: translateY(-2px);
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.15);
}

/*
 * Hover Effect for Subscribe Button - Before Pseudo-element
 * Makes the glossy stripe slide in on hover.
 */
.btn-iscriviti:hover::before {
    left: 100%;
}

/*
 * Active/Click States for Subscribe Button
 * Resets transform and adjusts shadow when the button is active (clicked).
 */
.btn-iscriviti:active {
    transform: translateY(0);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/*
 * Form Section
 * Basic padding for the form section.
 */
#formSection {
    padding: 0 20px;
}

/*
 * Body Heading 2
 * Adaptive font sizing and centered text for H2 elements within the body.
 */
body h2 {
    font-size: clamp(0.8rem, 3vw, 2rem);
    text-align: center;
}

/*
 * Image Styles
 * Centers images and sets them to full width.
 */
img {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
}

/*
 * Form Module
 * Styles for the main form container, including max-width and margin.
 */
.modulo {
    max-width: 50%;
    margin: 15vw auto;
    font-family: Arial, sans-serif;
}

/*
 * Form Row
 * Styles for form rows, using flexbox for layout and gap between items.
 */
.riga {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 20px;
}

/*
 * Form Field
 * Styles for individual form fields, including flex properties for column
 * layout and minimum width.
 */
.campo {
    flex: 1;
    min-width: 180px;
    display: flex;
    flex-direction: column;
}

/*
 * Full Width Form Field
 * Ensures a form field takes full width.
 */
.campo.full {
    width: 100%;
}

/*
 * Input and Textarea Styles
 * Styles for text inputs, email inputs, and text areas, including font size,
 * padding, border, border-radius, shadow, and full width.
 */
input[type="text"],
input[type="email"],
textarea {
    font-size: clamp(0.5rem, 3vw, 1.2rem);
    padding: 5px;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-shadow: 0px 2px 6px rgba(0, 0, 0, 0.1);
    width: 100%;
}

/*
 * Label Styles
 * Margin for labels.
 */
label {
    margin-bottom: 6px;
}

/*
 * Submit Input Styles
 * Styles for the submit button, including font size, padding, background,
 * color, border, border-radius, cursor, and shadow.
 */
input[type="submit"] {
    font-size: clamp(0.5rem, 3vw, 1.2rem);
    padding: 5px 10px;
    background-color: #0078D4;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    box-shadow: 0px 2px 6px rgba(0, 0, 0, 0.2);
}

/*
 * Submission Section
 * Aligns the submit button to the right.
 */
.invio {
    display: flex;
    justify-content: flex-end; /* Aligns the button to the right */
}

/*
 * Spinner
 * Styles for a loading spinner, creating a rotating circle animation.
 */
.spinner {
    border: 8px solid #f3f3f3;
    border-top: 8px solid #3498db;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    animation: spin 1s linear infinite;
}

/*
 * Spin Animation
 * Keyframe animation for the spinner's rotation.
 */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/*
 * Loader
 * Styles for the loader container, fixed to the center of the viewport.
 */
#loader {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 9999;
}

/*
 * Registration Message
 * Styles for the registration message, positioned absolutely, with background,
 * border-radius, backdrop-filter, shadow, and z-index.
 */
.MessaggioRegistrazione {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    padding: 10px;
    top: 60vw;
    width: 90vw;
    overflow: hidden;
    background-color: rgba(0, 0, 0, 0.5);
    border-radius: 12px;
    backdrop-filter: blur(6px); /* Optional: frosted glass effect */
    box-shadow: 0 0 25px rgba(0, 0, 0, 0.4);
    z-index: 9999;
}