/* ==========================================================================
   Calabria Infissi - Premium Master Template CSS
   ========================================================================== */

/* --- CSS Variables (Design System) --- */
:root {
    /* Colors */
    --clr-background: #ffffff;
    --clr-surface: #f9f9f9;
    --clr-text-primary: #1a1a1a;
    --clr-text-secondary: #555555;
    --clr-accent: #2c2c2c;
    --clr-accent-hover: #000000;
    --clr-border: #e0e0e0;
    
    /* Typography */
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Inter', sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;

    /* Easing */
    --ease-smooth: cubic-bezier(0.25, 1, 0.5, 1);
}

/* --- Reset & Base --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--clr-text-primary);
    background-color: var(--clr-background);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: var(--space-sm);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s var(--ease-smooth);
}

img, video {
    max-width: 100%;
    height: auto;
    display: block;
}

/* --- Layout & Utilities --- */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.section-padding {
    padding: var(--space-xl) 0;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 1.8rem;
    font-family: var(--font-sans);
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.4s var(--ease-smooth);
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--clr-accent);
    color: #fff;
}

.btn-primary:hover {
    background-color: var(--clr-accent-hover);
}

.btn-outline {
    background-color: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.6);
}

.btn-outline:hover {
    background-color: #fff;
    color: var(--clr-text-primary);
}

.btn-block {
    width: 100%;
}

/* --- Header --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    transition: transform 0.4s var(--ease-smooth), padding 0.4s var(--ease-smooth);
}

.site-header.scrolled-down {
    transform: translateY(-100%);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo a {
    display: flex;
    align-items: center;
}

.logo img {
    height: 45px;
    width: auto;
    object-fit: contain;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: var(--space-md);
}

.main-nav a {
    font-size: 0.95rem;
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0%;
    height: 1px;
    background-color: var(--clr-accent);
    transition: width 0.3s var(--ease-smooth);
}

.main-nav a:hover::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.lang-btn {
    background: none;
    border: none;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    cursor: pointer;
}

/* --- Hero Section --- */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: flex-end;
    padding-bottom: clamp(3rem, 6vh, 5.5rem);
    color: var(--clr-text-primary);
    overflow: hidden;
}

.hero-bg, .hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    background-size: cover;
    background-position: center;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0) 50%,
        rgba(255, 255, 255, 0.35) 75%,
        rgba(255, 255, 255, 0.75) 100%
    );
    z-index: -1;
    pointer-events: none;
}

.hero-content {
    max-width: 800px;
}

.hero-content h1 {
    font-size: clamp(2.6rem, 4.2vw, 4.4rem);
    color: var(--clr-text-primary);
    line-height: 1.15;
    margin-bottom: var(--space-xs);
    letter-spacing: -0.01em;
}

.hero-content p {
    font-size: clamp(1rem, 1.25vw, 1.2rem);
    margin-bottom: 0;
    max-width: 580px;
    color: var(--clr-text-secondary);
    line-height: 1.6;
}

/* --- Products Section --- */
.section-header {
    text-align: center;
    margin-bottom: var(--space-lg);
    max-width: 600px;
    margin-inline: auto;
}

.section-header h2 {
    font-size: 2.5rem;
}

.section-header p {
    color: var(--clr-text-secondary);
}

.products-accordion {
    display: flex;
    flex-direction: row;
    height: 500px;
    gap: 0;
    overflow: hidden;
    border: 1px solid var(--clr-border);
    background-color: var(--clr-surface);
}

.accordion-item {
    position: relative;
    flex: 1;
    overflow: hidden;
    transition: flex 0.6s cubic-bezier(0.25, 1, 0.5, 1);
    cursor: pointer;
    border-right: 1px solid var(--clr-border);
    text-decoration: none;
}

.accordion-item:last-child {
    border-right: none;
}

.accordion-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s var(--ease-smooth);
    z-index: 0;
}

.accordion-overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(0,0,0,0.7);
    transition: background-color 0.6s var(--ease-smooth);
    z-index: 1;
}

.accordion-content {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: var(--space-md);
    z-index: 2;
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    height: 100%;
}

.accordion-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0;
    transition: margin-bottom 0.4s var(--ease-smooth);
    white-space: nowrap;
}

.accordion-content p {
    font-size: 0.95rem;
    opacity: 0;
    visibility: hidden;
    max-height: 0;
    margin-bottom: 0;
    transition: all 0.4s var(--ease-smooth);
    overflow: hidden;
}

.accordion-content .card-link {
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    opacity: 0;
    visibility: hidden;
    max-height: 0;
    transition: all 0.4s var(--ease-smooth);
}

/* Hover / Active States */
.accordion-item:hover,
.accordion-item.active {
    flex: 3;
}

.accordion-item:hover .accordion-overlay,
.accordion-item.active .accordion-overlay {
    background-color: rgba(0,0,0,0.3);
}

.accordion-item:hover .accordion-bg,
.accordion-item.active .accordion-bg {
    transform: scale(1.05);
}

.accordion-item:hover .accordion-content h3,
.accordion-item.active .accordion-content h3 {
    margin-bottom: var(--space-xs);
}

.accordion-item:hover .accordion-content p,
.accordion-item.active .accordion-content p {
    opacity: 1;
    visibility: visible;
    max-height: 100px;
    margin-bottom: var(--space-md);
}

.accordion-item:hover .accordion-content .card-link,
.accordion-item.active .accordion-content .card-link {
    opacity: 1;
    visibility: visible;
    max-height: 30px;
}

/* --- Benefits Section --- */
.benefits-section {
    background-color: var(--clr-surface);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
    text-align: center;
}

.benefit-item h4 {
    font-size: 1.3rem;
    margin-bottom: var(--space-sm);
}

.benefit-item p {
    color: var(--clr-text-secondary);
    font-size: 0.95rem;
}

/* --- About Section --- */
.about-inner {
    text-align: center;
    max-width: 800px;
    margin-bottom: var(--space-lg);
}

.about-inner h2 {
    font-size: 2.5rem;
}

.about-inner p {
    font-size: 1.2rem;
    color: var(--clr-text-secondary);
}

/* Marquee Animation */
@keyframes scrollMarquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(-50% - calc(var(--space-md) / 2))); }
}

.marquee-container {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: var(--space-sm) 0;
    -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.marquee-track {
    display: flex;
    width: max-content;
    gap: var(--space-md);
    animation: scrollMarquee 25s linear infinite;
}

.marquee-track:hover {
    animation-play-state: paused;
}

.marquee-item {
    width: 300px;
    height: 200px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.marquee-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease-smooth);
}

.marquee-item:hover img {
    transform: scale(1.05);
}

/* --- Coming Soon / New Platform Section --- */
.coming-soon-section {
    background-color: var(--clr-background);
    position: relative;
}

.coming-soon-card {
    background: linear-gradient(145deg, #1f1f1f 0%, #111111 100%);
    color: #ffffff;
    border-radius: 6px;
    padding: var(--space-xl) var(--space-lg);
    position: relative;
    overflow: hidden;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.coming-soon-card::before {
    content: '';
    position: absolute;
    top: -40%;
    left: 20%;
    width: 60%;
    height: 140%;
    background: radial-gradient(ellipse at center, rgba(255, 255, 255, 0.035) 0%, transparent 70%);
    pointer-events: none;
}

.coming-soon-header {
    text-align: center;
    max-width: 760px;
    margin: 0 auto var(--space-lg);
    position: relative;
    z-index: 1;
}

.coming-soon-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.85);
    padding: 0.45rem 1.2rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 50px;
    margin-bottom: var(--space-md);
}

.badge-pulse {
    width: 8px;
    height: 8px;
    background-color: #34d399;
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 0 rgba(52, 211, 153, 0.4);
    animation: badgePulse 2.2s infinite ease-in-out;
}

@keyframes badgePulse {
    0% {
        box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.7);
    }
    70% {
        box-shadow: 0 0 0 7px rgba(52, 211, 153, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(52, 211, 153, 0);
    }
}

.coming-soon-header h2 {
    color: #ffffff;
    font-size: clamp(2rem, 3.2vw, 2.75rem);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.5px;
}

.coming-soon-subtitle {
    color: rgba(255, 255, 255, 0.72);
    font-size: 1.12rem;
    line-height: 1.7;
    font-weight: 300;
}

.coming-soon-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin: var(--space-lg) 0;
    position: relative;
    z-index: 1;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-lg) 0;
}

.feature-item {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    padding: var(--space-sm);
    background: rgba(255, 255, 255, 0.02);
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.04);
    transition: background 0.3s ease, border-color 0.3s ease;
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.09);
}

.feature-icon {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.35);
    font-style: italic;
    letter-spacing: 1px;
}

.feature-content h3 {
    font-size: 1.05rem;
    color: #ffffff;
    margin-bottom: 0.35rem;
    font-family: var(--font-sans);
    font-weight: 600;
    letter-spacing: 0.3px;
}

.feature-content p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.62);
    line-height: 1.6;
}

.coming-soon-action {
    text-align: center;
    position: relative;
    z-index: 1;
    margin-top: var(--space-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.coming-soon-btn {
    background-color: #ffffff;
    color: #111111;
    border: 1px solid #ffffff;
    padding: 0.95rem 2.2rem;
    font-weight: 600;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.coming-soon-btn:hover {
    background-color: transparent;
    color: #ffffff;
    border-color: #ffffff;
}

.coming-soon-btn.is-hidden {
    display: none !important;
}

.coming-soon-btn .btn-arrow {
    display: inline-block;
    margin-left: 0.5rem;
    transition: transform 0.3s ease;
}

.coming-soon-btn:hover .btn-arrow {
    transform: translateX(4px);
}

.coming-soon-status-indicator {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.6);
}

.coming-soon-status-indicator .status-dot {
    width: 6px;
    height: 6px;
    background-color: #34d399;
    border-radius: 50%;
    flex-shrink: 0;
}

.coming-soon-status-indicator a {
    color: #ffffff;
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: opacity 0.3s ease;
}

.coming-soon-status-indicator a:hover {
    opacity: 0.8;
}

/* --- Contact Form Section --- */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    background-color: var(--clr-surface);
    padding: var(--space-lg);
}

.contact-text h2 {
    font-size: 2.5rem;
    margin-bottom: var(--space-sm);
}

.contact-text p {
    color: var(--clr-text-secondary);
}

/* Direct Contact Info in Contact Section */
.contact-direct-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
    margin-top: var(--space-md);
    margin-bottom: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--clr-border);
}

.direct-info-item {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.direct-info-label {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--clr-text-secondary);
}

.direct-info-values {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.direct-info-values a {
    color: var(--clr-text-primary);
    font-size: 0.92rem;
    font-weight: 500;
    transition: color 0.3s var(--ease-smooth);
    word-break: break-all;
}

.direct-info-values a:hover {
    color: var(--clr-accent-hover);
    text-decoration: underline;
}

.direct-info-address {
    color: var(--clr-text-primary);
    font-size: 0.92rem;
    line-height: 1.4;
}

/* Contact Map Card */
.contact-map-card {
    background-color: #ffffff;
    border: 1px solid var(--clr-border);
    border-radius: 4px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    overflow: hidden;
    margin-top: var(--space-sm);
    transition: box-shadow 0.3s var(--ease-smooth), border-color 0.3s var(--ease-smooth);
}

.contact-map-card:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    border-color: #d0d0d0;
}

.contact-map-frame {
    width: 100%;
    height: 220px;
    background-color: #f0f0f0;
    position: relative;
    overflow: hidden;
}

.contact-map-frame iframe {
    display: block;
    width: 100%;
    height: 100%;
}

.contact-map-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background-color: #ffffff;
    border-top: 1px solid var(--clr-border);
    font-size: 0.85rem;
}

.map-location-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--clr-text-secondary);
    font-weight: 500;
}

.map-location-tag svg {
    color: var(--clr-accent);
}

.map-directions-btn {
    font-weight: 600;
    color: var(--clr-text-primary);
    letter-spacing: 0.3px;
    transition: color 0.2s ease, transform 0.2s ease;
    display: inline-flex;
    align-items: center;
}

.map-directions-btn:hover {
    color: #000000;
    transform: translateX(3px);
}

.luxury-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-group input, 
.form-group select, 
.form-group textarea {
    padding: 1rem;
    border: 1px solid var(--clr-border);
    background-color: #fff;
    font-family: var(--font-sans);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.3s ease;
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    border-color: var(--clr-text-primary);
}

/* --- Footer --- */
.site-footer {
    background-color: var(--clr-text-primary);
    color: #fff;
    padding: var(--space-lg) 0 var(--space-md);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.footer-col .logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
}

.footer-desc {
    color: rgba(255,255,255,0.6);
    max-width: 250px;
}

.footer-col h5 {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-sm);
}

.footer-col p {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
}

.footer-map-link {
    display: inline-block;
    margin-top: 0.5rem;
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.75);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.3s ease;
}

.footer-map-link:hover {
    color: #ffffff;
}

/* Footer Contact List with Phone Numbers */
.footer-contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.contact-entry {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.contact-desc {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: rgba(255, 255, 255, 0.45);
    font-weight: 500;
}

.contact-value {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.92rem;
    transition: color 0.3s var(--ease-smooth);
}

.contact-value:hover {
    color: #ffffff;
}

.phone-value {
    letter-spacing: 0.3px;
    font-feature-settings: "tnum";
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.social-links a {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
}

.social-links a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: var(--space-md);
    text-align: center;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.4);
}

/* --- Scroll Animations (IntersectionObserver) --- */
.animate-on-scroll {
    opacity: 0;
    transition: opacity 0.8s var(--ease-smooth), transform 0.8s var(--ease-smooth);
    will-change: opacity, transform;
}

.fade-in.is-visible {
    opacity: 1;
}

.slide-up {
    transform: translateY(30px);
}

.slide-up.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Media Queries --- */
@media (max-width: 900px) {
    .main-nav {
        display: none; /* Hamburger menu needed for mobile in future iterations */
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .coming-soon-features {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }

    .coming-soon-card {
        padding: var(--space-lg) var(--space-md);
    }
    
    /* Mobile Accordion */
    .products-accordion {
        flex-direction: column;
        height: 650px;
    }
    
    
    .accordion-item {
        border-right: none;
        border-bottom: 1px solid var(--clr-border);
    }
    
    .accordion-item:last-child {
        border-bottom: none;
    }
}

@media (max-width: 600px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .coming-soon-header h2 {
        font-size: 1.85rem;
    }

    .coming-soon-subtitle {
        font-size: 1rem;
    }

    .coming-soon-status-indicator {
        flex-direction: column;
        text-align: center;
        gap: 0.35rem;
    }

    .contact-direct-info {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }

    .contact-map-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}