/* 
   WHITE ROOM. Corporate Events - Stylesheet
   Theme: Monochrome Premium
*/

/* CSS Variables */
:root {
    --color-bg: #FFFFFF;
    --color-bg-light: #F8F9FA;
    --color-text: #111111;
    --color-text-light: #555555;
    --color-accent: #000000;
    --color-white: #FFFFFF;
    
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Syne', sans-serif;
    
    --transition-fast: 0.3s ease;
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;
}

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

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

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

a {
    text-decoration: none;
    color: inherit;
}

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

/* Typography Utilities */
.italic-emphasis {
    font-style: italic;
    font-weight: 400;
}

.text-white { color: var(--color-white); }
.text-gray { color: #A0A0A0; }
.bg-light { background-color: var(--color-bg-light); }
.bg-dark { background-color: var(--color-accent); color: var(--color-white); }
.mt-4 { margin-top: 2rem; }

/* Layout Utilities */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    max-width: 600px;
}

.section-header {
    margin-bottom: var(--spacing-lg);
}

/* Buttons */
.btn-primary, .btn-large {
    display: inline-block;
    background-color: var(--color-accent);
    color: var(--color-white);
    padding: 1rem 2rem;
    font-family: var(--font-heading);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 1px solid var(--color-accent);
    transition: var(--transition-fast);
    cursor: pointer;
}

.btn-primary:hover, .btn-large:hover {
    background-color: transparent;
    color: var(--color-accent);
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

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

.bg-dark .btn-primary:hover {
    background-color: transparent;
    color: var(--color-white);
}

.full-width {
    width: 100%;
    text-align: center;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 1000;
    transition: var(--transition-fast);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 4px 30px rgba(0,0,0,0.05);
}

.navbar.mad-mode-nav {
    filter: invert(1) hue-rotate(180deg) contrast(1.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    height: 55px; /* Reducido un 25% para mayor elegancia */
    object-fit: contain;
}

.nav-logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.05em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
}

.nav-links a:not(.btn-primary)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition-fast);
}

.nav-links a:not(.btn-primary):hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.menu-toggle .bar {
    width: 25px;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition-fast);
}

/* Hero Section */
.hero {
    height: 100vh;
    min-height: 800px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 80px;
    overflow: hidden;
    background-color: var(--color-white); /* Fondo explícito para que se invierta a negro puro */
    transition: filter 0.4s ease; /* Transición suave para el Mad Mode */
}

/* El toque de locura: Invierte todo el bloque (fondo, logo y textos) */
.hero.mad-mode {
    filter: invert(1) hue-rotate(180deg) contrast(1.1);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('assets/img/shutterstock_370876883.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.3; /* Subtle background */
    z-index: -1;
}

.hero.mad-mode .hero-bg {
    animation: madSequence 1.5s infinite;
    opacity: 1; /* Sustituye completamente el fondo negro por las imágenes a full opacidad */
    filter: contrast(1.5); /* Le damos aún más fuerza a las imágenes invertidas */
}

@keyframes madSequence {
    /* Ultra velocidad inicial */
    0%, 2% { background-image: url('assets/img/shutterstock_370876883.jpg'); transform: scale(1); }
    3%, 6% { background-image: url('assets/img/shutterstock_382058233.jpg'); transform: scale(1.05); }
    7%, 11% { background-image: url('assets/img/shutterstock_81569506.jpg'); transform: scale(1.02); }
    12%, 17% { background-image: url('assets/img/shutterstock_370876883.jpg'); transform: scale(1.08); }
    18%, 25% { background-image: url('assets/img/shutterstock_382058233.jpg'); transform: scale(1.03); }
    26%, 35% { background-image: url('assets/img/shutterstock_81569506.jpg'); transform: scale(1.06); }
    /* Ralentizando (Vortex Effect) */
    36%, 47% { background-image: url('assets/img/shutterstock_370876883.jpg'); transform: scale(1.01); }
    48%, 63% { background-image: url('assets/img/shutterstock_382058233.jpg'); transform: scale(1.04); }
    64%, 81% { background-image: url('assets/img/shutterstock_81569506.jpg'); transform: scale(1.02); }
    82%, 100% { background-image: url('assets/img/shutterstock_370876883.jpg'); transform: scale(1.05); }
}

/* Fallback gradient if image not found */
.hero-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, #ffffff 0%, #f0f0f0 100%);
    z-index: -2;
}

.hero-content {
    max-width: 900px;
    padding: 0 2rem;
}

.hero-title {
    font-size: clamp(4rem, 10vw, 8rem);
    text-transform: uppercase;
    line-height: 0.9;
    margin-bottom: 2rem;
}

.hero-main-logo {
    width: 100%;
    max-width: 490px; /* Reducido un 25% respecto a los 650px anteriores */
    height: auto;
    margin: 0 auto 3rem auto;
    display: block;
    filter: drop-shadow(0 10px 20px rgba(0,0,0,0.05));
    animation: floatingLogo 4s ease-in-out infinite alternate;
}

@keyframes floatingLogo {
    0% { transform: translateY(0px); }
    100% { transform: translateY(-10px); }
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto 3rem;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    opacity: 0.6;
}

.scroll-text {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background-color: var(--color-accent);
    animation: scrollLine 2s infinite ease-in-out;
    transform-origin: top;
}

@keyframes scrollLine {
    0% { transform: scaleY(0); }
    50% { transform: scaleY(1); }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

/* Philosophy Section */
#filosofia {
    position: relative;
    background-color: var(--color-white);
    z-index: 1;
}

#filosofia::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('assets/img/shutterstock_382058233.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed; /* Efecto Parallax */
    opacity: 0.6; /* Aumentado para que el diseño abstracto sea muy visible y divertido */
    z-index: -1;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.lead-text {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 2rem;
    line-height: 1.4;
}

.philosophy-text p {
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
}

.image-wrapper {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/5;
}

.image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.5s ease;
}

.image-wrapper:hover img {
    transform: scale(1.05);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
}

.service-card {
    padding: 2rem;
    background: var(--color-white);
    border: 1px solid rgba(0,0,0,0.05);
    transition: var(--transition-fast);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.service-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: rgba(0,0,0,0.1);
    margin-bottom: 1rem;
}

.service-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* Dark mode specific styles for services */
.bg-dark .service-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-white);
}

.bg-dark .service-card p, .bg-dark .section-subtitle {
    color: rgba(255, 255, 255, 0.7);
}

.bg-dark .service-number {
    color: rgba(255, 255, 255, 0.1);
}

/* Gallery Section */
#galeria {
    position: relative;
    background-color: var(--color-bg-light);
    z-index: 1;
}

#galeria::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('assets/img/shutterstock_81569506.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    opacity: 0.6;
    z-index: -1;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 400px;
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    background: #000;
}

.gallery-item.large {
    grid-column: span 2;
    grid-row: span 2;
}

.gallery-item.wide {
    grid-column: span 2;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
    filter: grayscale(100%) contrast(75%) brightness(115%);
    transition: var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.05);
    opacity: 0.6;
    filter: grayscale(0%) contrast(100%) brightness(100%);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    padding: 2rem;
    color: var(--color-white);
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition-fast);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
    opacity: 1;
}

.gallery-overlay h4 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.gallery-overlay p {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
}

.contact-form {
    background: rgba(255,255,255,0.05);
    padding: 3rem;
    border: 1px solid rgba(255,255,255,0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-row {
    display: flex;
    gap: 1.5rem;
}

.form-group.half {
    flex: 1;
}

input, select, textarea {
    width: 100%;
    padding: 1rem 0;
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(255,255,255,0.3);
    color: var(--color-white);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
    border-radius: 0;
}

textarea {
    resize: vertical;
    min-height: 100px;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-bottom-color: var(--color-white);
}

select {
    color: var(--color-white);
}

select option {
    background: var(--color-accent);
    color: var(--color-white);
}

input::placeholder, textarea::placeholder {
    color: rgba(255,255,255,0.5);
}

.form-checkbox {
    margin: 1.5rem 0;
}

.form-checkbox label {
    color: rgba(255,255,255,0.8);
    font-size: 0.85rem;
    line-height: 1.5;
    cursor: pointer;
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.form-checkbox input[type="checkbox"] {
    width: auto;
    margin-top: 4px;
}

/* Footer */
.footer {
    background: var(--color-accent);
    color: var(--color-white);
    padding: 4rem 0 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4rem;
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    display: block;
    margin-bottom: 0.5rem;
}

.footer-slogan {
    color: rgba(255,255,255,0.5);
    letter-spacing: 0.1em;
    font-size: 0.8rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-white);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.3);
    font-size: 0.8rem;
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: var(--transition-slow);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* Responsive Design */
@media (max-width: 1024px) {
    .philosophy-grid, .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery-item.large {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: clamp(3rem, 12vw, 4rem);
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: 300px;
    }
    
    .gallery-item.large, .gallery-item.wide {
        grid-column: span 1;
        grid-row: span 1;
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
    }
}