/* =========================================
   DESIGN TOKENS & RESET
   ========================================= */
:root {
    --color-bg: #FDF6F6;
    --color-bg-alt: #faecec;
    --color-text: #4A3B39;
    --color-text-light: #8C7570;
    --color-accent: #D48C95;
    --color-accent-hover: #b86e78;
    --color-warm: #EACDC2;
    --color-white: #FFFFFF;
    --color-line: rgba(212, 140, 149, 0.4);

    --font-serif: "Cormorant Garamond", serif;
    --font-sans: "Outfit", sans-serif;

    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.25rem;
    --text-xl: clamp(1.75rem, 4vw, 2.5rem);
    --text-display: clamp(2.2rem, 7vw, 5.5rem);

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;

    --radius-sm: 4px;
    --transition-slow: 0.8s cubic-bezier(0.22, 1, 0.36, 1);
    --transition-base: 0.3s ease-out;
    --shadow-pink: 0 15px 40px -10px rgba(212, 140, 149, 0.25);
    
    --header-height: 80px;
}

@media (max-width: 768px) {
    :root {
        --space-md: 1.5rem;
        --space-lg: 2.5rem;
        --space-xl: 3.5rem;
        --text-display: 2.5rem;
        --header-height: 70px;
    }
}

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

html, body {
    width: 100%;
    overflow-x: hidden;
    scroll-behavior: smooth;
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-sans);
    line-height: 1.6;
    cursor: none !important; /* Custom Cursor */
}

a, button, input, textarea, .card, .process-trigger { cursor: none !important; }

/* =========================================
   UTILITIES & ANIMATIONS
   ========================================= */
.container {
    width: 90%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-sm);
}

.section { padding: var(--space-xl) 0; }
.bg-pink-soft { background-color: var(--color-bg-alt); }
.flow > * + * { margin-top: var(--space-md); }
.icon-sm { width: 18px; height: 18px; }
.icon-md { width: 24px; height: 24px; }

.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}
.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Custom Cursor */
.custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 32px;
    height: 32px;
    background: url('../img/iso-cursor.webp') no-repeat center/contain;
    pointer-events: none;
    z-index: 10000;
    transform: translate3d(-100px, -100px, 0); 
    transition: width 0.3s, height 0.3s, opacity 0.3s;
}
.custom-cursor.hovering { width: 54px; height: 54px; opacity: 0.9; }
@media (hover: none) and (pointer: coarse) {
    .custom-cursor { display: none; }
    html, body, a, button { cursor: auto !important; }
}

/* =========================================
   COMPONENTS: HEADER
   ========================================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: var(--space-md) 0;
    z-index: 5000;
    background-color: var(--color-bg); 
    border-bottom: 1px solid rgba(212, 140, 149, 0.1);
    transition: box-shadow 0.3s, padding 0.3s;
}

.header.scrolled { box-shadow: 0 4px 20px -5px rgba(74, 59, 57, 0.08); }

.nav-wrapper { display: flex; justify-content: space-between; align-items: center; }
.logo { max-width: 140px; display: block; }
.logo img { width: 100%; display: block; }

.nav-list { display: flex; gap: var(--space-md); }
.nav-link {
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-weight: 500;
    position: relative;
    padding: 4px 0;
    color: var(--color-text);
    transition: color var(--transition-base); 
}
.nav-link:hover { color: var(--color-accent); }

.nav-toggle { display: none; background: transparent; border: none; padding: 0.5rem; }

/* Mobile Menu */
@media (max-width: 768px) {
    .header { padding: var(--space-sm) 0; }
    .logo { max-width: 110px; }
    .nav-toggle { 
        display: block;
        margin-left: auto; /* Lo mantiene a la derecha */
        background: transparent;
        border: none;
        padding: 0.5rem;
        
        /* --- SOLUCIÓN MÁGICA --- */
        position: relative; /* Necesario para que z-index funcione */
        z-index: 6000; /* Hacemos que flote POR ENCIMA de todo (el header tiene 5000) */
    }
    
    .nav-list {
        position: fixed; top: 0; right: 0; height: 100vh; width: 85%;
        background: var(--color-bg);
        flex-direction: column; justify-content: center; align-items: center;
        transform: translateX(100%); transition: transform 0.3s;
        box-shadow: -10px 0 30px rgba(0,0,0,0.05); z-index: 1001;
    }
    .nav-list.active { transform: translateX(0); }
}

/* =========================================
   COMPONENTS: HERO (OPTIMIZADO)
   ========================================= */
.hero {
    min-height: 80vh; 
    display: flex;
    align-items: center;
    padding-top: calc(var(--header-height) + var(--space-lg));
    padding-bottom: var(--space-lg);
    position: relative;
    overflow: hidden;
}

/* Busca y reemplaza en styles.css */

.hero-bg-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    
    /* TRUCO 1: Color de fondo igual al de la foto */
    /* Mientras la foto carga (ms), el usuario ve este color y no un flash blanco */
    background-color: #FDF6F6; 
    
    /* TRUCO 2: Estabilizar la capa en GPU */
    /* Quitamos will-change: transform excesivo que a veces borra la capa en móviles */
    transform: translateZ(0);
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    
    /* TRUCO 3: Evitar que el navegador oculte la imagen para optimizar */
    /* Esto fuerza a que la imagen se quede pintada siempre */
    content-visibility: visible;
    
    display: block;
}
.hero-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(rgba(253, 246, 246, 0.8), rgba(253, 246, 246, 0.6));
    z-index: 1;
}

.hero-content { max-width: 1000px; position: relative; z-index: 2; }
.hero-title { font-family: var(--font-serif); font-size: var(--text-display); margin-bottom: var(--space-md); line-height: 1; }
.hero-title span { display: block; color: var(--color-accent); font-style: italic; font-weight: 300; }
.hero-subtitle { font-size: var(--text-lg); color: var(--color-text-light); max-width: 55ch; margin-bottom: var(--space-lg); font-weight: 300; }

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    border-radius: 50px;
    background-color: var(--color-accent);
    color: var(--color-white);
    border: 1px solid var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 500;
    font-size: 0.8rem;
    
    /* OPTIMIZACIÓN: Solo animar transform y opacity si es posible */
    transition: transform 0.3s ease, background-color 0.3s ease, border-color 0.3s ease;
    box-shadow: 0 4px 15px rgba(212, 140, 149, 0.4);
    
    /* Prepara la GPU */
    will-change: transform;
    transform: translateZ(0); 
    backface-visibility: hidden;
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    transform: translateY(-2px) translateZ(0);
    /* No cambiamos el box-shadow en hover para evitar repaints costosos */
}

/* Hero Social (Optimizado sin blur) */
.hero-social {
    display: flex; gap: 1.25rem; margin-top: 2rem; justify-content: center;
}
.hero-social .social-item {
    /* CORRECCIÓN DE LAG: Usamos fondo sólido en vez de backdrop-filter */
    background: rgba(255, 255, 255, 0.9); 
    border: 1px solid var(--color-line); 
    /* backdrop-filter eliminado */
    
    transition: transform 0.2s ease, background-color 0.2s ease;
    will-change: transform;
    transform: translateZ(0);
}

/* Mobile Hero Adjustments (Centered) */
@media (max-width: 768px) {
    .hero {
        text-align: center;
        padding-top: calc(var(--header-height) + 2rem);
        padding-bottom: 4rem;
    }
    .hero-content { display: flex; flex-direction: column; align-items: center; width: 100%; }
    .hero-subtitle { margin-left: auto; margin-right: auto; font-size: 1.1rem; margin-bottom: 2rem; }
    .hero-social { width: 100%; padding-bottom: 1rem; }
}

/* Desktop Hero Adjustments */
@media (min-width: 769px) {
    .hero-social {
        position: absolute; top: 50%; right: 3rem; transform: translateY(-50%);
        flex-direction: column; gap: 1rem; margin: 0; z-index: 3;
    }

}

/* =========================================
   COMPONENTS: ABOUT
   ========================================= */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-lg); align-items: center; }
.about-image {
    width: 100%; height: 600px; background-color: var(--color-warm);
    border-radius: var(--radius-sm); position: relative; overflow: hidden;
    box-shadow: var(--shadow-pink);
}
.about-placeholder-content {
    width: 100%; height: 100%; background: #EBE0DE; opacity: 0.9;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.about-icon { width: 64px; height: 64px; color: var(--color-accent); opacity: 0.6; margin-bottom: 1rem; }
.about-year { font-family: var(--font-serif); font-size: 1.5rem; color: var(--color-text); }

.about-text h2 { font-family: var(--font-serif); font-size: var(--text-xl); margin-bottom: var(--space-md); color: var(--color-accent); }
.about-text p { margin-bottom: var(--space-md); color: var(--color-text-light); font-size: 1.1rem; }

.link-arrow {
    display: inline-flex; align-items: center; gap: 8px; text-decoration: none;
    /* Estilo sin linea, llamativo */
    color: var(--color-accent); 
    font-weight: 600; 
    padding-bottom: 2px;
    transition: gap var(--transition-base), color var(--transition-base);
}
.link-arrow:hover { gap: 12px; color: var(--color-accent-hover); }

@media (max-width: 768px) {
    .about-grid { grid-template-columns: 1fr; gap: 2rem; }
    .about-image { height: 300px; }
    .about-text { text-align: center; display: flex; flex-direction: column; align-items: center; }
}

/* =========================================
   COMPONENTS: PROCESS
   ========================================= */
.section-title-accent { color: var(--color-accent); margin-bottom: 1rem; }
.process-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin-top: var(--space-lg); }

.process-card {
    background: rgba(255, 255, 255, 0.6); padding: 2.5rem 2rem;
    border-radius: var(--radius-sm); border: 1px solid var(--color-line);
    position: relative; overflow: hidden;
    display: flex; flex-direction: column; gap: 1rem;
    transition: all 0.4s ease;
}
.process-card:hover {
    background: var(--color-white); transform: translateY(-8px);
    box-shadow: 0 15px 30px -5px rgba(212, 140, 149, 0.2); border-color: var(--color-accent);
}
.process-card-number {
    font-family: var(--font-serif); font-size: 3.5rem; color: var(--color-accent);
    opacity: 0.3; position: absolute; top: 1rem; right: 1.5rem;
}
.process-card:hover .process-card-number { opacity: 1; transform: scale(1.1); }
.process-card-title { font-family: var(--font-serif); font-size: 1.75rem; color: var(--color-text); }
.process-card-text { color: var(--color-text-light); }

@media (max-width: 900px) {
    .process-grid { grid-template-columns: 1fr; gap: 1.5rem; }
    .process-card { text-align: center; align-items: center; }
}

/* =========================================
   COMPONENTS: WORK (PORTFOLIO)
   ========================================= */
.section-header { display: flex; justify-content: space-between; align-items: end; margin-bottom: var(--space-md); }
.section-year { font-size: 0.9rem; color: var(--color-text-light); font-family: var(--font-sans); }

.work-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 2rem; margin-top: var(--space-lg); }

.card { display: flex; flex-direction: column; gap: 1rem; }
.card-image-wrapper {
    width: 100%; aspect-ratio: 0.8; background: var(--color-warm);
    border-radius: var(--radius-sm); overflow: hidden; position: relative;
}
.card-image { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s cubic-bezier(0.19, 1, 0.22, 1); }
.card:hover .card-image { transform: scale(1.03); }

.card-overlay-icon {
    position: absolute; top: 20px; right: 20px; width: 40px; height: 40px;
    background: var(--color-accent); color: var(--color-white); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; transform: translateY(10px); transition: all 0.4s ease;
}
.card:hover .card-overlay-icon { opacity: 1; transform: translateY(0); }

.card-info { display: flex; justify-content: space-between; align-items: flex-start; }
.card-title { font-family: var(--font-serif); font-size: 1.5rem; color: var(--color-text); }
.card-category { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-accent); font-weight: 500; }

@media (max-width: 768px) {
    .work-grid { grid-template-columns: 1fr; margin-top: 1.5rem; }
    .section-header { flex-direction: column; align-items: center; justify-content: center; gap: 0.5rem; margin-bottom: 2rem; }
    .card-info { flex-direction: column; align-items: center; text-align: center; gap: 0.25rem; }
}

/* =========================================
   COMPONENTS: FOOTER & SOCIAL
   ========================================= */
.footer { background-color: var(--color-warm); padding: var(--space-xl) 0; margin-top: var(--space-xl); }
.footer-grid { display: grid; gap: var(--space-lg); grid-template-columns: 2fr 1fr; }
.footer-cta h2 { font-family: var(--font-serif); font-size: 3rem; margin-bottom: var(--space-sm); color: var(--color-text); }
.footer-status { font-size: 1.1rem; color: var(--color-text); }

.footer-email {
    font-size: var(--text-lg);
    font-weight: 500;
    letter-spacing: 0.02em; 
    display: inline-flex; align-items: center; gap: 10px; color: var(--color-text);
    transition: all 0.3s ease;
}
.footer-email:hover { color: var(--color-accent); transform: translateY(-2px); }

.social-list { display: flex; gap: var(--space-md); margin-top: var(--space-sm); }
.social-item {
    display: flex; align-items: center; justify-content: center;
    width: 44px; height: 44px; border: 1px solid rgba(74, 59, 57, 0.3); border-radius: 50%;
    color: var(--color-text); transition: all 0.3s;
}
.social-item:hover { border-color: var(--color-text); background: var(--color-text); color: var(--color-warm); }

.footer-heading { font-size: 1.2rem; font-family: var(--font-sans); }
.footer-address { margin-top: var(--space-md); color: var(--color-text); }

.copyright {
    margin-top: var(--space-xl); font-size: 0.8rem; color: var(--color-text); opacity: 0.8;
    display: flex; justify-content: space-between; border-top: 1px solid rgba(74, 59, 57, 0.2); padding-top: var(--space-sm);
}

/* Copy Email Tooltip Logic */
.copy-email { position: relative; cursor: pointer; }
.copy-email.copied { color: var(--color-accent); border-color: var(--color-accent); }
.copy-email::after {
    content: "Copiado"; position: absolute; top: -2.2rem; left: 50%; transform: translateX(-50%);
    background: var(--color-accent); color: var(--color-white); font-size: 0.7rem; padding: 4px 10px;
    border-radius: 999px; opacity: 0; pointer-events: none; transition: all 0.3s;
}
.copy-email.copied::after { opacity: 1; transform: translateX(-50%) translateY(-4px); }

@media (max-width: 768px) {
    .footer { padding: 3rem 0; margin-top: 3rem; }
    .footer-grid { grid-template-columns: 1fr; text-align: center; }
    .footer-cta, .footer-nav { align-items: center; display: flex; flex-direction: column; }
    .social-list { justify-content: center; }
    .copyright { flex-direction: column; gap: 1rem; text-align: center; margin-top: 2rem; }
}