:root {
    --color-bg: #0b0c10;
    --color-text: #ffffff;
    --color-accent: #c5a880;
    /* Elegant gold/bronze */
    --color-text-muted: rgba(255, 255, 255, 0.7);
    --font-heading: 'Cinzel', serif;
    --font-body: 'Inter', sans-serif;
    --transition-speed: 1.2s;
    --transition-easing: cubic-bezier(0.86, 0, 0.07, 1);
}

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

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    overflow: hidden;
    /* Prevent native scrollbars for the custom slider experience */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2.5rem 5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    /* mix-blend-mode keeps it visible over light/dark backgrounds */
    mix-blend-mode: difference;
}

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

.site-logo {
    height: 100px;
    width: auto;
    max-width: 350px;
    object-fit: contain;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.8));
}

.menu-btn {
    background: transparent;
    border: none;
    color: white;
    font-family: var(--font-body);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    font-weight: 600;
    transition: color 0.3s ease;
}

.menu-btn:hover {
    color: var(--color-accent);
}

/* Slider Master Container */
.slider-container {
    position: relative;
    height: 100vh;
    height: 100dvh;
    width: 100vw;
    transition: transform var(--transition-speed) var(--transition-easing);
}

/* Individual Slide Section */
.slide {
    position: relative;
    height: 100vh;
    height: 100dvh;
    width: 100vw;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-color: #1a1a1a;
    /* Initial scale for zoom out effect when becoming active */
    transform: scale(1.1);
    transition: transform 2s var(--transition-easing);
    z-index: 1;
}

.slide-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    /* Gradient overlay for better text readability */
    background: linear-gradient(to right, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.2) 100%);
}

.slide.active .slide-bg {
    transform: scale(1);
}

/* Text Content Container */
.slide-content {
    position: relative;
    z-index: 2;
    padding: 0 10vw;
    max-width: 1400px;
    width: 100%;
    /* Initially hidden for entrance animation */
    opacity: 0;
    transform: translateY(50px);
    transition: all 1s cubic-bezier(0.2, 0.8, 0.2, 1) 0.6s;
}

.slide.active .slide-content {
    opacity: 1;
    transform: translateY(0);
}

.slide-content.right-aligned {
    margin-left: auto;
    text-align: right;
}

.slide-content.center-aligned {
    margin: 0 auto;
    text-align: center;
}

.slide-content.right-aligned .slide-bg::after {
    background: linear-gradient(to left, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.2) 100%);
}

.slide-content.center-aligned .slide-bg::after {
    background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.2) 100%);
}

.slide-title {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 8vw, 6rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.slide-title span {
    color: var(--color-accent);
    font-style: italic;
}

.slide-desc {
    font-size: clamp(1.1rem, 1.8vw, 1.3rem);
    color: var(--color-text);
    max-width: 600px;
    margin-bottom: 3rem;
    line-height: 1.8;
    text-shadow: 0 2px 10px rgba(0,0,0,0.8);
}

.feature-list {
    list-style: none;
    margin-bottom: 3rem;
    text-align: left;
    max-width: 600px;
}

.feature-list li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.6;
    color: white;
}

.feature-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
    font-size: 1.2rem;
}

.feature-list li strong {
    color: var(--color-accent);
    display: block;
    font-size: 1.2rem;
    margin-bottom: 0.3rem;
}

.slide-content.right-aligned .slide-desc,
.slide-content.right-aligned .feature-list {
    margin-left: auto;
}

.slide-content.center-aligned .slide-desc,
.slide-content.center-aligned .feature-list {
    margin: 0 auto 3rem auto;
}

/* Premium Buttons */
.btn {
    display: inline-block;
    padding: 1.2rem 3rem;
    font-size: 0.85rem;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
    font-weight: 600;
    position: relative;
    overflow: hidden;
}

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

.btn-primary:hover {
    background-color: white;
}

.btn-outline {
    background-color: transparent;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
    border-color: white;
    background-color: white;
    color: var(--color-bg);
}

/* Slider Pagination (Right Side) - Pagani Style */
.slider-nav {
    position: fixed;
    right: 3rem;
    top: 50%;
    transform: translateY(-50%);
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    align-items: flex-end;
}

.nav-btn {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    cursor: pointer;
    transition: all 0.4s ease;
    width: 2px;
    height: 30px;
    padding: 0;
    margin: 5px 0;
    outline: none;
    display: block;
}

.nav-btn.active {
    background: var(--color-accent);
    height: 60px;
}

.nav-btn:hover:not(.active) {
    background: rgba(255, 255, 255, 0.6);
    height: 40px;
}

/* Slider Controls (Bottom) */
.slider-controls {
    position: fixed;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 100;
    display: flex;
    gap: 1.5rem;
}

.control-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    cursor: pointer;
    transition: all 0.4s ease;
    outline: none;
}

.control-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.control-btn svg {
    width: 20px;
    height: 20px;
}

.control-btn.disabled {
    opacity: 0.3;
    cursor: not-allowed;
    pointer-events: none;
}

/* Advisory Section Layout */
.advisory-section {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.advisory-header {
    margin-bottom: 3rem;
}

.advisory-header .slide-desc {
    max-width: 800px;
}

.advisory-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
    max-width: 1200px;
}

.advisory-card {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-left: 2px solid var(--color-accent);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: transform 0.4s ease, background 0.4s ease;
}

.advisory-card:hover {
    transform: translateY(-5px);
    background: rgba(0, 0, 0, 0.6);
    border-left-color: white;
}

.advisory-card h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--color-accent);
    letter-spacing: 1px;
}

.advisory-card p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* Responsive adjustments */
@media (max-width: 992px) {
    .advisory-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }
    .advisory-card {
        padding: 1.5rem;
    }
    .advisory-card h3 {
        font-size: 1.1rem;
        margin-bottom: 0.5rem;
    }
    .advisory-card p {
        font-size: 0.9rem;
    }
}

@media (max-width: 768px) {
    .slide {
        align-items: flex-start;
        padding-top: 90px; /* Reducido para ganar espacio */
    }

    .header {
        padding: 1.2rem 1rem;
    }
    
    .site-logo {
        height: 70px;
        max-width: 220px;
    }

    .slide-content {
        padding: 1.5rem 1rem;
        background: rgba(0, 0, 0, 0.7);
        backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.1);
        width: 94%;
        margin: 0 auto;
        border-radius: 12px;
        text-align: center !important;
        transform: translateY(0);
        height: auto;
        max-height: calc(100dvh - 110px);
        overflow-y: auto;
    }
    
    .slide-content.right-aligned {
        text-align: center !important;
        margin-left: auto;
        margin-right: auto;
    }

    .slide-title {
        font-size: 2.2rem;
        margin-top: 0;
        margin-bottom: 1rem;
    }
    
    .slide-desc {
        font-size: 0.95rem;
        margin-bottom: 1.2rem;
        line-height: 1.4;
        max-width: 100%;
    }

    .feature-list {
        display: inline-block;
        text-align: left;
        margin: 0 auto 1.5rem;
        padding-left: 0.5rem;
    }
    
    .feature-list li {
        font-size: 0.9rem;
        margin-bottom: 0.8rem;
    }

    .feature-list li strong {
        font-size: 0.95rem;
    }

    .advisory-header {
        margin-bottom: 1.2rem;
    }
    
    .advisory-card {
        padding: 1.2rem;
    }

    .advisory-card h3 {
        font-size: 1.1rem;
    }

    .advisory-card p {
        font-size: 0.85rem;
    }
    
    .slide-content.no-card-mobile {
        background: transparent;
        backdrop-filter: none;
        border: none;
        padding: 0 1.5rem;
    }
    
    .slide-content.no-card-mobile .contact-container {
        background: transparent;
        border: none;
        padding: 0;
        margin-top: 0.5rem;
    }

    .slide-content.no-card-mobile .slide-title {
        margin-bottom: 0.5rem;
    }
    
    .contact-form input,
    .contact-form select,
    .contact-form textarea {
        padding: 0.8rem;
    }
    
    .btn {
        padding: 1rem 1.5rem;
        font-size: 0.8rem;
    }
    
    .slider-controls {
        bottom: 1.5rem;
    }
    
    /* Modal mobile fixes */
    .modal-content {
        padding: 2rem 1.5rem;
        max-height: 85dvh;
    }
    .modal-body h3 {
        font-size: 1.4rem;
    }
    
    /* Preloader mobile fixes */
    .preloader-video {
        object-fit: contain;
    }
}

/* Modal Popup System */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background: var(--color-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-top: 3px solid var(--color-accent);
    padding: 3rem;
    max-width: 800px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(30px);
    transition: transform 0.4s ease;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.close-modal {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: transparent;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    transition: color 0.3s ease;
    line-height: 1;
}

.close-modal:hover {
    color: var(--color-accent);
}

.modal-body h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--color-accent);
}

.modal-body p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text-muted);
    margin-bottom: 1.2rem;
}

.modal-body ul {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
    color: var(--color-text-muted);
}

.modal-body li {
    margin-bottom: 0.8rem;
    line-height: 1.6;
}

.modal-body strong {
    color: white;
}

/* Video Preloader CSS */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    background: #000;
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.loading-overlay {
    position: relative;
    z-index: 2;
    background: rgba(0, 0, 0, 0.4);
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.loading-text {
    font-family: var(--font-heading);
    color: var(--color-accent);
    letter-spacing: 5px;
    font-size: 1.5rem;
    font-weight: 600;
    text-shadow: 0 0 15px rgba(197, 168, 128, 0.6);
    animation: textPulse 2s infinite alternate;
}

@keyframes textPulse {
    0% { opacity: 0.5; filter: drop-shadow(0 0 5px var(--color-accent)); }
    100% { opacity: 1; filter: drop-shadow(0 0 20px var(--color-accent)); }
}

/* Clear Backgrounds for Middle Slides */
.slide.clear-bg .slide-bg::after {
    background: linear-gradient(to right, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.5) 100%);
}

.slide.clear-bg .slide-content.right-aligned + .slide-bg::after,
.slide.clear-bg:has(.slide-content.right-aligned) .slide-bg::after {
    background: linear-gradient(to left, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.5) 100%);
}

.slide.clear-bg .slide-title, 
.slide.clear-bg .slide-desc,
.slide.clear-bg .feature-list li {
    text-shadow: 0 4px 15px rgba(0, 0, 0, 1);
    color: #ffffff;
}

/* Contact Form */
.contact-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 600px;
    width: 100%;
    margin: 2rem auto 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 2.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-top: 3px solid var(--color-accent);
    text-align: left;
}

.contact-info p {
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    text-align: center;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem;
    color: white;
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: all 0.3s ease;
    width: 100%;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background: rgba(255, 255, 255, 0.1);
}

.contact-form select option {
    background: var(--color-bg);
    color: white;
}

.form-status {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    min-height: 20px;
    text-align: center;
}
.form-status.success { color: #4CAF50; }
.form-status.error { color: #f44336; }