/* ===========================
   FUENTES PERSONALIZADAS
   =========================== */

@font-face {
  font-family: 'PPWoodland';
  src: url('../fonts/PPWoodland-Ultralight.otf') format('opentype');
  font-weight: 200;
  font-style: normal;
}

@font-face {
  font-family: 'Avenir';
  src: url('../fonts/Avenir.ttc') format('truetype-collection');
  font-weight: normal;
  font-style: normal;
}

/* ===========================
   THEME CONFIGURATION
   Cambia estos valores para personalizar todo el diseño
   =========================== */

:root {
    /* === TIPOGRAFÍAS === */
    /* Fuentes principales - AQUÍ PUEDES USAR TUS FUENTES PERSONALIZADAS */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Pesos de fuente */
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* === TÍTULOS === */
    --title-font: var(--font-primary);
    --title-weight: var(--font-weight-regular);
    --title-letter-spacing: -0.02em;
    
    /* === LOGO === */
    --logo-height: 40px;
    --logo-max-width: 200px;
    --logo-hover-scale: 1.05;
    --logo-hover-opacity: 0.8;
    
    /* Tamaños de títulos */
    --title-hero-size: clamp(3rem, 8vw, 5.5rem);
    --title-h1-size: clamp(2.5rem, 6vw, 4rem);
    --title-h2-size: clamp(2rem, 5vw, 3.5rem);
    --title-h3-size: clamp(1.5rem, 4vw, 2.5rem);
    --title-h4-size: 1.8rem;
    --title-h5-size: 1.4rem;
    --title-h6-size: 1.2rem;
    
    /* === SUBTÍTULOS === */
    --subtitle-font: var(--font-primary);
    --subtitle-weight: var(--font-weight-medium);
    --subtitle-letter-spacing: 0.5px;
    
    /* Tamaños de subtítulos */
    --subtitle-large-size: 1.5rem;
    --subtitle-medium-size: 1.25rem;
    --subtitle-small-size: 1.1rem;
    
    /* === TEXTO GENERAL === */
    --body-font: var(--font-primary);
    --body-weight: var(--font-weight-regular);
    --body-size: 1rem;
    --body-line-height: 1.6;
    --body-letter-spacing: 0;
    
    /* Tamaños de texto */
    --text-large: 1.25rem;
    --text-medium: 1.1rem;
    --text-small: 0.9rem;
    --text-xs: 0.85rem;
    --text-xxs: 0.8rem;
    
    /* === FORMULARIOS === */
    --form-font: var(--font-primary);
    --form-weight: var(--font-weight-regular);
    --form-size: 0.9rem;
    --form-label-size: 0.85rem;
    --form-label-weight: var(--font-weight-medium);
    
    /* === BOTONES === */
    --button-font: var(--font-primary);
    --button-weight: var(--font-weight-semibold);
    --button-size: 0.9rem;
    --button-letter-spacing: 0.8px;
    --button-text-transform: uppercase;
    
    /* === BORDER RADIUS === */
    --radius-none: 0px;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 25px;
    --radius-2xl: 30px;
    --radius-full: 50px;
    --radius-circle: 50%;
    
    /* Radius específicos por componente */
    --radius-card: var(--radius-none); /* Video Modal*/
    --radius-project: var(--radius-none); /* Tarjetas de proyecto */
    --radius-image: var(--radius-none); /* Imágenes Expeción del Hero*/

    --radius-button: var(--radius-md); /* Boton formulario */
    --radius-input: var(--radius-md); /* Inputs y selects formulario*/
    --radius-form: var(--radius-xl); /* Contenedor formulario */
    --radius-modal: var(--radius-lg);
    
    /* === COLORES === */
    --primary-color: #1a1a1a;
    --secondary-color: #f8f8f8;
    --accent-color: #d4af37;
    --text-dark: #2c2c2c;
    --text-light: #666;
    --text-muted: #999;
    --white: #ffffff;
    
    /* === HERO BACKGROUNDS === */
    --hero-bg-home: url('../uploads/25-Detalle-fachada-lateral-scaled-e1755806129745.jpg');
    --hero-bg-agenda: url('../uploads/Maquete-Ubuntu-dorada-2-scaled.jpg');
    
    /* === ESPACIADO === */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;
    
    /* === SOMBRAS === */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 25px 50px rgba(0, 0, 0, 0.2);
    
    /* === TRANSICIONES === */
    --transition-fast: all 0.2s ease;
    --transition-normal: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s ease;
    
    /* === LAYOUT === */
    --max-width: 1400px;
    --header-height: 80px;
    --header-height-mobile: 70px;
}

/* ===========================
   RESET Y BASE
   =========================== */

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

body {
    font-family: var(--body-font);
    font-weight: var(--body-weight);
    font-size: var(--body-size);
    line-height: var(--body-line-height);
    letter-spacing: var(--body-letter-spacing);
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

/* ===========================
   CLASES DE TIPOGRAFÍA
   =========================== */

/* Títulos */
.title {
    font-family: var(--title-font);
    font-weight: var(--title-weight);
    letter-spacing: var(--title-letter-spacing);
    color: var(--primary-color);
}

.title-hero {
    font-size: var(--title-hero-size);
    line-height: 1.1;
}

.title-h1 { font-size: var(--title-h1-size); }
.title-h2 { font-size: var(--title-h2-size); }
.title-h3 { font-size: var(--title-h3-size); }
.title-h4 { font-size: var(--title-h4-size); }
.title-h5 { font-size: var(--title-h5-size); }
.title-h6 { font-size: var(--title-h6-size); }

/* Subtítulos */
.subtitle {
    font-family: var(--subtitle-font);
    font-weight: var(--subtitle-weight);
    letter-spacing: var(--subtitle-letter-spacing);
    color: var(--accent-color);
}

.subtitle-large { font-size: var(--subtitle-large-size); }
.subtitle-medium { font-size: var(--subtitle-medium-size); }
.subtitle-small { font-size: var(--subtitle-small-size); }

/* Texto */
.text-large { font-size: var(--text-large); }
.text-medium { font-size: var(--text-medium); }
.text-small { font-size: var(--text-small); }
.text-xs { font-size: var(--text-xs); }
.text-xxs { font-size: var(--text-xxs); }

/* Pesos de fuente */
.font-light { font-weight: var(--font-weight-light); }
.font-regular { font-weight: var(--font-weight-regular); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

/* Familias de fuente */
.font-primary { font-family: var(--font-primary); }
.font-secondary { font-family: var(--font-secondary); }
.font-mono { font-family: var(--font-mono); }

/* ===========================
   HEADER
   =========================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition-normal);
}

.header-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--header-height);
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: var(--transition-normal);
}

.logo img {
    height: var(--logo-height);
    width: auto;
    max-width: var(--logo-max-width);
    object-fit: contain;
    transition: var(--transition-normal);
}

.logo:hover img {
    transform: scale(var(--logo-hover-scale));
    opacity: var(--logo-hover-opacity);
}

.logo:focus {
    outline: none !important;
}

.social-links {
    display: flex;
    gap: var(--space-md);
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-circle);
    background: var(--secondary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--text-dark);
    transition: var(--transition-normal);
}

.social-link:hover {
    background: var(--accent-color);
    color: var(--white);
    transform: translateY(-2px);
}

.social-icon {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

/* ===========================
   MAIN CONTENT
   =========================== */

.main-content {
    margin-top: var(--header-height);
}

/* ===========================
   HERO SECTION - PARALLAX RESTAURADO
   =========================== */

.hero {
    min-height: 100vh;
    background: 
        linear-gradient(135deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.6) 100%),
        var(--hero-bg-home);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    /* REMOVIDAS las propiedades que interfieren con parallax */
}

/* Hero específico para página de agenda */
.hero-agenda {
    background: 
        linear-gradient(135deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.6) 100%),
        var(--hero-bg-agenda);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-repeat: no-repeat;
}

/* Hero específico para página home */
.hero-home {
    background: 
        linear-gradient(135deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.6) 100%),
        var(--hero-bg-home);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-repeat: no-repeat;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1;
    /* REMOVIDAS las optimizaciones que cancelan parallax */
}

.hero-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: var(--space-4xl);
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-family: var(--title-font);
    font-size: var(--title-hero-size);
    font-weight: var(--font-weight-light);
    line-height: 1.1;
    margin-bottom: var(--space-xl);
    color: var(--white);
    letter-spacing: var(--title-letter-spacing);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content .highlight {
    color: var(--accent-color);
    font-weight: var(--font-weight-medium);
}

.hero-subtitle {
    font-family: var(--subtitle-font);
    font-size: var(--subtitle-medium-size);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-2xl);
    font-weight: var(--font-weight-regular);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

/* ===========================
   MANTENER PARALLAX EN DESKTOP
   =========================== */

@media (min-width: 769px) {
    .hero,
    .hero-home,
    .hero-agenda {
        background-attachment: fixed;
        /* Mantener parallax solo en desktop */
    }
}

/* ===========================
   FORMULARIO
   =========================== */

.form-container {
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(25px);
    padding: var(--space-xl);
    border-radius: var(--radius-form);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transform: translateY(0);
    transition: var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.15);
    width: 100%;
    position: relative;
    z-index: 3;
}

.form-container:hover {
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 
        0 12px 40px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.form-title {
    font-family: var(--form-font);
    font-size: var(--subtitle-small-size);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--space-lg);
    color: var(--white);
    text-align: center;
    letter-spacing: var(--subtitle-letter-spacing);
    opacity: 0.95;
}

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

.form-group {
    margin-bottom: var(--space-md);
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-label {
    display: block;
    margin-bottom: 0.4rem;
    font-family: var(--form-font);
    font-weight: var(--form-label-weight);
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--form-label-size);
    letter-spacing: 0.3px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.875rem var(--space-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-input);
    font-family: var(--form-font);
    font-size: var(--form-size);
    transition: var(--transition-normal);
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    backdrop-filter: blur(10px);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 2px rgba(212, 175, 55, 0.3);
}

/* Arreglar el botón mobile */
.mobile-form-button {
  display: none !important; /* Oculto por defecto en todas las pantallas */
  outline: none !important;
  border: none !important;
}

.mobile-form-button:focus,
.mobile-form-button:active {
  outline: none !important;
  border: none !important;
  background: var(--accent-color) !important;
  color: var(--white) !important;
}

/* Botón de cerrar formulario */
.mobile-form-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
    z-index: 10;
    outline: none;
}

.mobile-form-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

@media (max-width: 768px) {
  /* Mostrar botón SOLO en mobile (pero NO en agenda-consultoría) */
  body:not(.page-id-998) .mobile-form-button {
    display: inline-block !important;
  }
  
  /* Ocultar formulario inicialmente en mobile (pero NO en agenda-consultoría) */
  body:not(.page-id-998) .form-container {
    display: none;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.3s ease;
  }
  
  /* Cuando se active: animación suave (pero NO en agenda-consultoría) */
  body:not(.page-id-998) .form-container.mobile-active {
    display: block;
    transform: translateY(0);
    opacity: 1;
  }
  
  /* Ocultar botón cuando formulario está activo (pero NO en agenda-consultoría) */
  body:not(.page-id-998) .mobile-form-button.hidden {
    display: none !important;
  }

  /* Clase temporal para animación de cierre (pero NO en agenda-consultoría) */
  body:not(.page-id-998) .form-container.mobile-closing {
    display: block !important;
    transform: translateY(20px) !important;
    opacity: 0 !important;
  }
  
  /* EXCEPCIÓN: En agenda-consultoría, form-container mantiene comportamiento desktop */
  body.page-id-998 .form-container {
    display: block !important;
    transform: none !important;
    opacity: 1 !important;
    /* Mantiene todos los estilos desktop originales */
  }
  
  /* En agenda-consultoría, asegurar que botón mobile esté oculto */
  body.page-id-998 .mobile-form-button {
    display: none !important;
  }
}

/* Desktop: asegurar que botón esté oculto */
@media (min-width: 769px) {
  .mobile-form-button {
    display: none !important;
  }
}

/* ===========================
   SELECT PERSONALIZADO
   =========================== */

.custom-select {
    position: relative;
    display: block;
}

.custom-select-trigger {
    width: 100%;
    padding: 0.875rem var(--space-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-input);
    font-family: var(--form-font);
    font-size: var(--form-size);
    transition: var(--transition-normal);
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    backdrop-filter: blur(10px);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
}

.custom-select-trigger:hover,
.custom-select-trigger.open {
    border-color: var(--accent-color);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 2px rgba(212, 175, 55, 0.3);
}

.select-arrow {
    width: 16px;
    height: 16px;
    fill: rgba(255, 255, 255, 0.8);
    transition: var(--transition-normal);
    margin-left: var(--space-sm);
}

.custom-select-trigger.open .select-arrow {
    transform: rotate(180deg);
}

.custom-select-options {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(40px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-input);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    z-index: 1000;
    max-height: 200px;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-normal);
    margin-top: var(--space-sm);
}

.custom-select-options::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 26, 26, 0.4);
    border-radius: var(--radius-input);
    z-index: -1;
}

.custom-select-options.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.custom-select-option {
    padding: 0.75rem var(--space-md);
    color: rgba(255, 255, 255, 0.95);
    cursor: pointer;
    transition: var(--transition-normal);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    font-family: var(--form-font);
    font-size: var(--form-size);
    background: rgba(255, 255, 255, 0.1);
    position: relative;
}

.custom-select-option:last-child {
    border-bottom: none;
}

.custom-select-option:hover,
.custom-select-option.selected {
    background: rgba(212, 175, 55, 0.4);
    color: var(--white);
    backdrop-filter: blur(10px);
}

.custom-select-option:first-child {
    border-top-left-radius: var(--radius-input);
    border-top-right-radius: var(--radius-input);
}

.custom-select-option:last-child {
    border-bottom-left-radius: var(--radius-input);
    border-bottom-right-radius: var(--radius-input);
}

.form-select.hidden {
    display: none;
}

.custom-select-options::-webkit-scrollbar {
    width: 6px;
}

.custom-select-options::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.custom-select-options::-webkit-scrollbar-thumb {
    background: rgba(212, 175, 55, 0.5);
    border-radius: 3px;
}

.custom-select-options::-webkit-scrollbar-thumb:hover {
    background: rgba(212, 175, 55, 0.7);
}

.form-textarea {
    min-height: 80px;
    resize: vertical;
}

/* ===========================
   BOTONES
   =========================== */

.submit-btn {
    width: 100%;
    padding: 0.875rem var(--space-xl);
    background: linear-gradient(var(--accent-color));
    color: var(--white);
    border: none;
    border-radius: var(--radius-button);
    font-family: var(--button-font);
    font-size: var(--button-size);
    font-weight: var(--button-weight);
    cursor: pointer;
    transition: var(--transition-normal);
    text-transform: var(--button-text-transform);
    letter-spacing: var(--button-letter-spacing);
    margin-top: var(--space-sm);
    position: relative;
    overflow: hidden;
}

.submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.submit-btn:hover::before {
    left: 100%;
}

.submit-btn:hover {
    background: linear-gradient(135deg, #e6c547 0%, var(--accent-color) 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.4);
}

.cta-button {
    display: inline-block;
    padding: var(--space-md) 2.5rem;
    background: var(--accent-color);
    color: var(--white);
    text-decoration: none;
    border-radius: var(--radius-full);
    font-family: var(--button-font);
    font-weight: var(--button-weight);
    transition: var(--transition-normal);
    text-transform: var(--button-text-transform);
    letter-spacing: var(--button-letter-spacing);
}

.cta-button:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

/* ===========================
   SECCIONES PRINCIPALES
   =========================== */

.philosophy {
    padding: var(--space-5xl) 0;
    background: var(--white);
}

.philosophy-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.section-title {
    font-family: var(--title-font);
    font-size: var(--title-h1-size);
    font-weight: var(--title-weight);
    margin-bottom: var(--space-xl);
    color: var(--primary-color);
    letter-spacing: var(--title-letter-spacing);
}

.section-subtitle {
    font-family: var(--subtitle-font);
    font-size: var(--subtitle-large-size);
    color: var(--accent-color);
    margin-bottom: var(--space-2xl);
    font-weight: var(--subtitle-weight);
}

/* ===========================
   CONTENEDOR DE VIDEO
   =========================== */

.video-container {
    margin: var(--space-3xl) auto;
    position: relative;
    max-width: 900px;
    width: 100%;
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.15),
        0 10px 25px rgba(0, 0, 0, 0.1);
    background: var(--primary-color);
    transition: var(--transition-normal);
    contain: layout style;
}

.video-container:hover {
    transform: translateY(-5px);
    box-shadow: 
        0 35px 70px rgba(0, 0, 0, 0.2),
        0 15px 35px rgba(0, 0, 0, 0.15);
}

.video-preview {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    background-size: cover;
    background-position: center;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
    overflow: hidden;
    border-radius: var(--radius-image);
    margin: 0;
    padding: 0;
}

.video-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    transition: var(--transition-normal);
    z-index: 1;
}

.video-preview:hover::before {
    background: rgba(0, 0, 0, 0.1);
}

.play-button {
    position: relative;
    z-index: 2;
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: var(--radius-circle);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
    border: 3px solid rgba(212, 175, 55, 0.3);
    box-shadow: 
        var(--shadow-md),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.play-button:hover {
    transform: scale(1.1);
    background: rgba(212, 175, 55, 0.95);
    border-color: rgba(255, 255, 255, 0.5);
    box-shadow: 
        var(--shadow-lg),
        0 0 0 10px rgba(212, 175, 55, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    color: var(--white);
}

.play-icon {
    width: 40px;
    height: 40px;
    fill: var(--primary-color);
    margin-left: 4px;
    transition: var(--transition-normal);
}

.play-button:hover .play-icon {
    fill: var(--white);
}

.video-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
    backdrop-filter: blur(20px);
    contain: layout style;
}

.video-overlay.active {
    opacity: 1;
    visibility: visible;
}

.video-wrapper {
    position: relative;
    width: 90vw;
    max-width: 1200px;
    aspect-ratio: 16/9;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    background: #000;
    transform: scale(0.9);
    transition: transform 0.4s ease;
}

.video-overlay.active .video-wrapper {
    transform: scale(1);
}

#videoPlayer {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-lg);
    background: #000;
    opacity: 0;
    transition: opacity 0.6s ease;
    position: relative;
    z-index: 1;
}

#videoPlayer.loaded {
    opacity: 1;
}

#videoPlayer::-webkit-media-controls-panel {
    background-color: rgba(0, 0, 0, 0.8);
}

#videoPlayer::-webkit-media-controls-play-button,
#videoPlayer::-webkit-media-controls-pause-button,
#videoPlayer::-webkit-media-controls-mute-button,
#videoPlayer::-webkit-media-controls-timeline,
#videoPlayer::-webkit-media-controls-current-time-display,
#videoPlayer::-webkit-media-controls-time-remaining-display,
#videoPlayer::-webkit-media-controls-volume-slider {
    color: white;
    background-color: transparent;
}

.video-close {
    position: absolute;
    top: -50px;
    right: 0;
    width: 40px;
    height: 40px;
    background: rgba(0, 0, 0, 0.8);
    border: none;
    border-radius: var(--radius-circle);
    color: var(--white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
}

.video-close:hover {
    background: var(--accent-color);
    transform: scale(1.1);
    color: var(--white);
}

.video-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white);
    font-family: var(--body-font);
    font-size: var(--subtitle-small-size);
    opacity: 1;
    transition: opacity 0.3s ease;
    z-index: 2;
    pointer-events: none;
}

.video-loading.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-circle);
    border-top-color: var(--accent-color);
    animation: spin 1s ease-in-out infinite;
    margin: 0 auto var(--space-md);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.video-title-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: var(--white);
    padding: var(--space-2xl) var(--space-xl) var(--space-lg);
    z-index: 2;
    text-align: left;
}

.video-title {
    font-family: var(--title-font);
    font-size: 1.4rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.01em;
    color: var(--white);
}

.video-description {
    font-family: var(--body-font);
    font-size: 0.95rem;
    opacity: 0.9;
    line-height: 1.4;
    color: var(--white);
}

.philosophy-text {
    font-family: var(--body-font);
    font-size: var(--text-large);
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto var(--space-2xl);
    line-height: 1.8;
}

/* ===========================
   ABOUT SECTION
   =========================== */

.about {
    padding: var(--space-5xl) 0;
    background: var(--secondary-color);
}

.about-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.about-content h2 {
    font-family: var(--title-font);
    font-size: var(--title-h2-size);
    font-weight: var(--title-weight);
    margin-bottom: var(--space-xl);
    color: var(--primary-color);
    letter-spacing: var(--title-letter-spacing);
}

.about-text {
    font-family: var(--body-font);
    font-size: var(--text-medium);
    color: var(--text-light);
    margin-bottom: var(--space-xl);
    line-height: 1.8;
}

.about-text strong {
    color: var(--text-dark);
    font-weight: var(--font-weight-semibold);
}

.about-image {
    text-align: center;
}

.about-logo {
    max-width: 300px;
    opacity: 0.8;
    filter: grayscale(100%);
    transition: var(--transition-normal);
    border-radius: var(--radius-image);
}

.about-logo:hover {
    opacity: 1;
    filter: grayscale(0%);
}

/* ===========================
   PROJECTS SECTION
   =========================== */

.projects {
    padding: var(--space-5xl) 0;
    background: var(--white);
}

.projects-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: var(--space-2xl);
    margin-top: var(--space-3xl);
}

.project-card {
    background: var(--white);
    border-radius: var(--radius-project);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.project-image {
    width: 100%;
    height: 750px;
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    border-radius: var(--radius-image);
}

.project-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.15);
    opacity: 0;
    transition: var(--transition-normal);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-normal);
    pointer-events: none;
    z-index: 2;
}

.project-overlay-title {
    color: var(--white);
    font-family: var(--title-font);
    font-size: var(--title-h3-size);
    font-weight: var(--font-weight-semibold);
    text-align: center;
    letter-spacing: 2px;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7);
    transform: translateY(20px);
    transition: var(--transition-normal);
}

.project-card:hover .project-image::after {
    opacity: 1;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-card:hover .project-overlay-title {
    transform: translateY(0);
}

.project-content {
    padding: 2.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-title {
    font-family: var(--title-font);
    font-size: var(--title-h5-size);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-md);
    color: var(--primary-color);
    letter-spacing: -0.01em;
}

.project-details {
    font-family: var(--body-font);
    font-size: var(--text-small);
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
    border-left: 3px solid var(--accent-color);
    padding-left: var(--space-md);
}

.project-details strong {
    color: var(--text-dark);
    font-weight: var(--font-weight-semibold);
}

.project-description {
    font-family: var(--body-font);
    font-size: var(--body-size);
    color: var(--text-light);
    line-height: 1.7;
    margin-top: auto;
}

/* ===========================
   FINAL CTA SECTION
   =========================== */

.final-cta {
    padding: var(--space-5xl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, #333 100%);
    color: var(--white);
    text-align: center;
}

.final-cta-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.final-cta h2 {
    font-family: var(--title-font);
    font-size: var(--title-h2-size);
    font-weight: var(--title-weight);
    margin-bottom: var(--space-xl);
    letter-spacing: var(--title-letter-spacing);
}

.final-cta p {
    font-family: var(--body-font);
    font-size: var(--text-large);
    opacity: 0.9;
    max-width: 800px;
    margin: 0 auto var(--space-2xl);
    line-height: 1.8;
}

/* ===========================
   RESPONSIVE DESIGN
   =========================== */

@media (max-width: 768px) {
    :root {
        --header-height: var(--header-height-mobile);
        --space-xl: var(--space-md);
        --space-2xl: var(--space-lg);
        --space-3xl: var(--space-xl);
        --space-4xl: var(--space-2xl);
        --space-5xl: var(--space-3xl);
    }

    .header-container {
        padding: 0 var(--space-md);
        height: var(--header-height-mobile);
    }

    .hero {
        background-attachment: scroll;
    }

    .hero-container,
    .about-container {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        text-align: center;
        padding: var(--space-4xl) var(--space-xl);
    }

    .form-container {
        padding: var(--space-lg);
        background: rgba(255, 255, 255, 0.15);
        max-width: 100%;
        transform: none !important;
    }

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

    .form-title {
        font-size: var(--body-size);
        margin-bottom: 1.25rem;
    }

    .form-input,
    .form-select,
    .form-textarea,
    .custom-select-trigger {
        padding: 0.625rem 0.875rem;
        font-size: var(--text-xs);
    }

    .form-label {
        font-size: var(--text-xxs);
    }

    .projects-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .project-card {
        margin: 0 var(--space-md);
    }

    .project-image {
        height: 550px;
    }

    .project-content {
        padding: var(--space-xl);
    }

    .project-title {
        font-size: 1.4rem;
    }

    .philosophy,
    .about,
    .projects,
    .final-cta {
        padding: var(--space-3xl) 0;
    }

    .main-content {
        margin-top: var(--header-height-mobile);
    }
    
    .about-logo {
        max-width: 20%;
    }

    .video-container {
        margin: var(--space-2xl) 0;
        border-radius: var(--radius-lg);
    }

    .video-wrapper {
        width: 95vw;
        max-width: none;
    }

    .video-close {
        top: -40px;
        right: 10px;
        width: 35px;
        height: 35px;
    }

    .play-button {
        width: 80px;
        height: 80px;
    }

    .play-icon {
        width: 32px;
        height: 32px;
    }

    .video-title {
        font-size: 1.2rem;
    }

    .video-description {
        font-size: var(--text-small);
    }

    .video-title-overlay {
        padding: var(--space-xl) var(--space-lg) var(--space-md);
    }

    #videoPlayer {
        width: 100%;
        height: 100%;
    }

    @media (max-width: 768px) {
        .video-wrapper {
            width: 95vw;
            max-width: 95vw;
            position: relative;
            z-index: 1;
            overflow: visible !important;
        }
        
        .video-loading {
            pointer-events: none !important;
            z-index: 2 !important;
        }
        
        .video-loading.hidden {
            display: none !important;
        }
        
        #videoPlayer {
            outline: none;
            pointer-events: auto !important;
            z-index: 10 !important;
            background: #000 !important;
            position: relative !important;
            display: block !important;
            touch-action: manipulation !important;
        }
        
        #videoPlayer::before,
        #videoPlayer::after {
            display: none !important;
        }
        
        #videoPlayer::-webkit-media-controls {
            display: flex !important;
            opacity: 1 !important;
            visibility: visible !important;
            position: relative !important;
            bottom: 0 !important;
            width: 100% !important;
            height: auto !important;
            pointer-events: auto !important;
            z-index: 20 !important;
        }
        
        #videoPlayer::-webkit-media-controls-panel {
            display: flex !important;
            opacity: 1 !important;
            visibility: visible !important;
            background: rgba(0, 0, 0, 0.8) !important;
            position: absolute !important;
            bottom: 0 !important;
            left: 0 !important;
            right: 0 !important;
            width: 100% !important;
            height: 50px !important;
            z-index: 21 !important;
            pointer-events: auto !important;
        }
        
        #videoPlayer::-webkit-media-controls-play-button {
            display: block !important;
            opacity: 1 !important;
            visibility: visible !important;
            pointer-events: auto !important;
            width: 40px !important;
            height: 40px !important;
            position: relative !important;
            z-index: 22 !important;
        }
        
        #videoPlayer::-webkit-media-controls-start-playback-button {
            display: block !important;
            opacity: 1 !important;
            visibility: visible !important;
            pointer-events: auto !important;
            position: absolute !important;
            top: 50% !important;
            left: 50% !important;
            transform: translate(-50%, -50%) !important;
            width: 60px !important;
            height: 60px !important;
            z-index: 25 !important;
            background: rgba(255, 255, 255, 0.2) !important;
            border-radius: var(--radius-circle) !important;
            border: 2px solid rgba(255, 255, 255, 0.5) !important;
        }
        
        #videoPlayer::-webkit-media-controls-timeline {
            display: block !important;
            opacity: 1 !important;
            visibility: visible !important;
            pointer-events: auto !important;
            flex: 1 !important;
            z-index: 23 !important;
        }
        
        #videoPlayer::-webkit-media-controls-current-time-display,
        #videoPlayer::-webkit-media-controls-time-remaining-display {
            display: block !important;
            opacity: 1 !important;
            visibility: visible !important;
            color: white !important;
            z-index: 24 !important;
        }
        
        #videoPlayer::-webkit-media-controls-mute-button,
        #videoPlayer::-webkit-media-controls-volume-slider {
            display: block !important;
            opacity: 1 !important;
            visibility: visible !important;
            pointer-events: auto !important;
            z-index: 24 !important;
        }
        
        #videoPlayer::-webkit-media-controls-fullscreen-button {
            display: block !important;
            opacity: 1 !important;
            visibility: visible !important;
            pointer-events: auto !important;
            z-index: 24 !important;
        }
        
        #videoPlayer::-webkit-media-controls-overlay-enclosure {
            display: block !important;
            opacity: 1 !important;
            visibility: visible !important;
            pointer-events: auto !important;
        }
        
        .video-close {
            z-index: 30 !important;
        }
    }
}

/* ===========================
   ANIMACIONES
   =========================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(212, 175, 55, 0.4);
    }
    70% {
        box-shadow: 0 0 0 20px rgba(212, 175, 55, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(212, 175, 55, 0);
    }
}

.play-button.pulse {
    animation: pulse 2s infinite;
}

/* ===========================
   UTILITY CLASSES
   =========================== */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-md); }
.mb-2 { margin-bottom: var(--space-xl); }
.mb-3 { margin-bottom: var(--space-2xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-md); }
.mt-2 { margin-top: var(--space-xl); }
.mt-3 { margin-top: var(--space-2xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--space-md); }
.p-2 { padding: var(--space-xl); }
.p-3 { padding: var(--space-2xl); }

.lead {
    font-family: var(--body-font);
    font-size: var(--text-large);
    font-weight: var(--font-weight-light);
    color: var(--text-light);
}

.small-caps {
    font-variant: small-caps;
    letter-spacing: 2px;
    font-weight: var(--font-weight-semibold);
    text-transform: lowercase;
}

/* 5. Optimización mobile - deshabilitar background-attachment: fixed */
@media (max-width: 768px) {
    .hero,
    .hero-home,
    .hero-agenda {
        background-attachment: scroll; /* Ya lo tienes - perfecto */
        transform: none;
        will-change: auto;
    }
}

/* ===========================
   THEME SELECTOR STYLES
   =========================== */

.theme-selector-container {
    position: relative;
    display: flex;
    align-items: center;
}

.theme-selector-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--secondary-color);
    border: 1px solid var(--text-muted);
    border-radius: var(--radius-md);
    color: var(--text-dark);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: var(--transition-normal);
    outline: none;
}

.theme-selector-btn:hover {
    background: var(--accent-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.theme-icon {
    width: 18px;
    height: 18px;
    fill: none;
    stroke: currentColor;
}

.theme-text {
    font-size: 0.85rem;
    font-weight: var(--font-weight-medium);
}

.theme-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--white);
    border: 1px solid var(--text-muted);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-normal);
    max-height: 400px;
    overflow-y: auto;
}

.theme-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.theme-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    color: var(--text-dark);
}

.theme-option:hover {
    background: var(--secondary-color);
}

.theme-option.selected {
    background: var(--accent-color);
    color: var(--white);
}

.theme-preview {
    width: 24px;
    height: 16px;
    border-radius: 4px;
    border: 1px solid rgba(0,0,0,0.1);
    position: relative;
    overflow: hidden;
}

/* Theme Preview Colors - Paletas profesionales completas */
.theme-preview.original { background: linear-gradient(45deg, #1a1a1a 50%, #d4af37 50%); }
.theme-preview.architecture { background: linear-gradient(45deg, #1c1c1e 50%, #c9a961 50%); }
.theme-preview.warm-concrete { background: linear-gradient(45deg, #2c2016 50%, #d4975a 50%); }
.theme-preview.midnight-luxury { background: linear-gradient(45deg, #0f0f0f 50%, #c5a572 50%); }
.theme-preview.sage { background: linear-gradient(45deg, #3e4a2d 50%, #7d9461 50%); }
.theme-preview.terracotta { background: linear-gradient(45deg, #8b4a42 50%, #d4825a 50%); }
.theme-preview.steel { background: linear-gradient(45deg, #1e3a5f 50%, #4a7ba7 50%); }
.theme-preview.mono { background: linear-gradient(45deg, #212121 50%, #424242 50%); }
.theme-preview.burgundy { background: linear-gradient(45deg, #4a1e2c 50%, #8b4a6b 50%); }
.theme-preview.nordic-frost { background: linear-gradient(45deg, #2e3440 50%, #5e81ac 50%); }
.theme-preview.olive { background: linear-gradient(45deg, #3e4a2d 50%, #7d9461 50%); }
.theme-preview.charcoal { background: linear-gradient(45deg, #36454f 50%, #b8860b 50%); }
.theme-preview.desert { background: linear-gradient(45deg, #8b6914 50%, #d4a574 50%); }
.theme-preview.deep-forest { background: linear-gradient(45deg, #1e3a2e 50%, #4a7c59 50%); }
.theme-preview.slate { background: linear-gradient(45deg, #334155 50%, #3b82f6 50%); }
.theme-preview.copper { background: linear-gradient(45deg, #6b4423 50%, #b87333 50%); }
.theme-preview.ivory { background: linear-gradient(45deg, #4a453a 50%, #c8aa6e 50%); }
.theme-preview.midnight-blue { background: linear-gradient(45deg, #1a2332 50%, #4371a7 50%); }
.theme-preview.crimson { background: linear-gradient(45deg, #8b1538 50%, #d63384 50%); }
.theme-preview.teal { background: linear-gradient(45deg, #115e59 50%, #14b8a6 50%); }
.theme-preview.rose-gold { background: linear-gradient(45deg, #7c4a57 50%, #e6b8a2 50%); }
.theme-preview.prussian { background: linear-gradient(45deg, #1e3a8a 50%, #3b82f6 50%); }
.theme-preview.espresso { background: linear-gradient(45deg, #3c2415 50%, #8b5a2b 50%); }
.theme-preview.platinum { background: linear-gradient(45deg, #4a5568 50%, #718096 50%); }
.theme-preview.graphite { background: linear-gradient(45deg, #2d3748 50%, #4a5568 50%); }
.theme-preview.amber { background: linear-gradient(45deg, #92400e 50%, #f59e0b 50%); }

/* Responsive para móvil */
@media (max-width: 768px) {
    .theme-text {
        display: none;
    }
    
    .theme-selector-btn {
        padding: 8px 12px;
    }
    
    .theme-dropdown {
        right: -20px;
        left: auto;
        min-width: 180px;
    }
}

@media (max-width: 480px) {
    .theme-dropdown {
        right: -40px;
        width: 200px;
    }
}

/* ===========================
   THEMES PROFESIONALES
   Colorimetrías cuidadosamente seleccionadas
   =========================== */

/* ===========================
   THEME 1: ARCHITECTURE STUDIO
   Inspirado en estudios de arquitectura premium
   =========================== */
.theme-architecture-studio {
    --primary-color: #1c1c1e;
    --secondary-color: #f2f2f7;
    --accent-color: #c9a961;
    --text-dark: #1c1c1e;
    --text-light: #48484a;
    --text-muted: #8e8e93;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Ajustes tipográficos refinados */
    --title-weight: var(--font-weight-medium);
    --title-letter-spacing: -0.025em;
    --body-weight: var(--font-weight-regular);
    
    /* Radius arquitectónico */
    --radius-card: var(--radius-none);
    --radius-project: var(--radius-sm);
    --radius-image: var(--radius-none);
    --radius-button: var(--radius-sm);
    --radius-input: var(--radius-sm);
    --radius-form: var(--radius-md);
    
    /* Sombras precisas */
    --shadow-sm: 0 1px 3px rgba(28, 28, 30, 0.12);
    --shadow-md: 0 4px 12px rgba(28, 28, 30, 0.15);
    --shadow-lg: 0 8px 25px rgba(28, 28, 30, 0.18);
}

/* ===========================
   THEME 2: WARM CONCRETE
   Paleta inspirada en arquitectura contemporánea mexicana
   =========================== */
.theme-warm-concrete {
    --primary-color: #2c2016;
    --secondary-color: #f9f6f1;
    --accent-color: #d4975a;
    --text-dark: #2c2016;
    --text-light: #5c4a3a;
    --text-muted: #8b7355;
    --white: #fffefb;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía cálida y legible */
    --title-weight: var(--font-weight-regular);
    --title-letter-spacing: -0.015em;
    
    /* Radius orgánico */
    --radius-card: var(--radius-sm);
    --radius-project: var(--radius-md);
    --radius-image: var(--radius-sm);
    --radius-button: var(--radius-md);
    --radius-input: var(--radius-md);
    --radius-form: var(--radius-lg);
    
    /* Sombras cálidas */
    --shadow-sm: 0 2px 8px rgba(44, 32, 22, 0.1);
    --shadow-md: 0 8px 20px rgba(44, 32, 22, 0.12);
    --shadow-lg: 0 15px 35px rgba(44, 32, 22, 0.15);
}

/* ===========================
   THEME 3: MIDNIGHT LUXURY
   Paleta oscura premium para proyectos de lujo
   =========================== */
.theme-midnight-luxury {
    --primary-color: #0f0f0f;
    --secondary-color: #1a1a1a;
    --accent-color: #c5a572;
    --text-dark: #f5f5f5;
    --text-light: #c7c7c7;
    --text-muted: #8a8a8a;
    --white: #1a1a1a;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía premium */
    --title-weight: var(--font-weight-medium);
    --title-letter-spacing: -0.02em;
    --body-weight: var(--font-weight-regular);
    
    /* Radius premium */
    --radius-card: var(--radius-md);
    --radius-project: var(--radius-lg);
    --radius-image: var(--radius-md);
    --radius-button: var(--radius-md);
    --radius-input: var(--radius-md);
    --radius-form: var(--radius-xl);
    
    /* Sombras doradas */
    --shadow-sm: 0 2px 12px rgba(197, 165, 114, 0.15);
    --shadow-md: 0 8px 25px rgba(197, 165, 114, 0.2);
    --shadow-lg: 0 16px 40px rgba(197, 165, 114, 0.25);
}

/* ===========================
   THEME 4: SAGE MINIMALIST
   Verde sage profesional y minimalista
   =========================== */
.theme-sage-minimalist {
    --primary-color: #2f3e2e;
    --secondary-color: #f8faf8;
    --accent-color: #7a9471;
    --text-dark: #2f3e2e;
    --text-light: #4a5d49;
    --text-muted: #6b7c6a;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía natural */
    --title-weight: var(--font-weight-medium);
    --title-letter-spacing: -0.01em;
    
    /* Radius natural */
    --radius-card: var(--radius-md);
    --radius-project: var(--radius-lg);
    --radius-image: var(--radius-md);
    --radius-button: var(--radius-lg);
    --radius-input: var(--radius-lg);
    --radius-form: var(--radius-xl);
    
    /* Sombras verdes sutiles */
    --shadow-sm: 0 2px 8px rgba(47, 62, 46, 0.08);
    --shadow-md: 0 8px 20px rgba(47, 62, 46, 0.12);
    --shadow-lg: 0 15px 30px rgba(47, 62, 46, 0.15);
}

/* ===========================
   THEME 5: TERRACOTTA EARTH
   Paleta terracotta inspirada en arquitectura mexicana
   =========================== */
.theme-terracotta-earth {
    --primary-color: #8b4a42;
    --secondary-color: #faf7f4;
    --accent-color: #d4825a;
    --text-dark: #5d2e28;
    --text-light: #8b4a42;
    --text-muted: #a66b5b;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía terrosa */
    --title-weight: var(--font-weight-medium);
    --title-letter-spacing: -0.015em;
    
    /* Radius terroso */
    --radius-card: var(--radius-sm);
    --radius-project: var(--radius-md);
    --radius-image: var(--radius-sm);
    --radius-button: var(--radius-md);
    --radius-input: var(--radius-md);
    --radius-form: var(--radius-lg);
    
    /* Sombras terrosas */
    --shadow-sm: 0 3px 10px rgba(139, 74, 66, 0.12);
    --shadow-md: 0 8px 25px rgba(139, 74, 66, 0.15);
    --shadow-lg: 0 16px 35px rgba(139, 74, 66, 0.18);
}

/* ===========================
   THEME 6: STEEL BLUE
   Azul acero profesional y confiable
   =========================== */
.theme-steel-blue {
    --primary-color: #1e3a5f;
    --secondary-color: #f6f8fa;
    --accent-color: #4a7ba7;
    --text-dark: #1e3a5f;
    --text-light: #2d4a6b;
    --text-muted: #5e7a8b;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía profesional */
    --title-weight: var(--font-weight-semibold);
    --title-letter-spacing: -0.02em;
    
    /* Radius profesional */
    --radius-card: var(--radius-sm);
    --radius-project: var(--radius-md);
    --radius-image: var(--radius-sm);
    --radius-button: var(--radius-md);
    --radius-input: var(--radius-md);
    --radius-form: var(--radius-lg);
    
    /* Sombras azules profesionales */
    --shadow-sm: 0 2px 8px rgba(30, 58, 95, 0.1);
    --shadow-md: 0 6px 20px rgba(30, 58, 95, 0.13);
    --shadow-lg: 0 12px 30px rgba(30, 58, 95, 0.16);
}

/* ===========================
   THEME 7: MONOCHROME REFINED
   Monocromático sofisticado con grises perfectos
   =========================== */
.theme-monochrome-refined {
    --primary-color: #212121;
    --secondary-color: #fafafa;
    --accent-color: #424242;
    --text-dark: #212121;
    --text-light: #424242;
    --text-muted: #757575;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía refinada */
    --title-weight: var(--font-weight-medium);
    --title-letter-spacing: -0.02em;
    --body-weight: var(--font-weight-regular);
    
    /* Radius minimalista */
    --radius-card: var(--radius-none);
    --radius-project: var(--radius-sm);
    --radius-image: var(--radius-none);
    --radius-button: var(--radius-sm);
    --radius-input: var(--radius-sm);
    --radius-form: var(--radius-md);
    
    /* Sombras refinadas */
    --shadow-sm: 0 1px 3px rgba(33, 33, 33, 0.1);
    --shadow-md: 0 4px 12px rgba(33, 33, 33, 0.12);
    --shadow-lg: 0 8px 25px rgba(33, 33, 33, 0.15);
}

/* ===========================
   THEME 8: BURGUNDY ELEGANCE
   Borgoña elegante para proyectos premium
   =========================== */
.theme-burgundy-elegance {
    --primary-color: #4a1e2c;
    --secondary-color: #faf7f8;
    --accent-color: #8b4a6b;
    --text-dark: #4a1e2c;
    --text-light: #6b2d42;
    --text-muted: #8b4a6b;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía elegante */
    --title-weight: var(--font-weight-medium);
    --title-letter-spacing: -0.01em;
    
    /* Radius elegante */
    --radius-card: var(--radius-sm);
    --radius-project: var(--radius-md);
    --radius-image: var(--radius-sm);
    --radius-button: var(--radius-lg);
    --radius-input: var(--radius-lg);
    --radius-form: var(--radius-xl);
    
    /* Sombras borgoña */
    --shadow-sm: 0 3px 10px rgba(74, 30, 44, 0.12);
    --shadow-md: 0 8px 22px rgba(74, 30, 44, 0.15);
    --shadow-lg: 0 16px 35px rgba(74, 30, 44, 0.18);
}

/* ===========================
   THEME 9: NORDIC FROST
   Paleta nórdica con azules fríos balanceados
   =========================== */
.theme-nordic-frost {
    --primary-color: #2e3440;
    --secondary-color: #eceff4;
    --accent-color: #5e81ac;
    --text-dark: #2e3440;
    --text-light: #434c5e;
    --text-muted: #5e81ac;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía nórdica */
    --title-weight: var(--font-weight-medium);
    --title-letter-spacing: -0.015em;
    
    /* Radius nórdico */
    --radius-card: var(--radius-sm);
    --radius-project: var(--radius-md);
    --radius-image: var(--radius-sm);
    --radius-button: var(--radius-md);
    --radius-input: var(--radius-md);
    --radius-form: var(--radius-lg);
    
    /* Sombras frías */
    --shadow-sm: 0 2px 8px rgba(46, 52, 64, 0.1);
    --shadow-md: 0 6px 18px rgba(46, 52, 64, 0.12);
    --shadow-lg: 0 12px 30px rgba(46, 52, 64, 0.15);
}

/* ===========================
   THEME 10: OLIVE SOPHISTICATED
   Verde oliva sofisticado y atemporal
   =========================== */
.theme-olive-sophisticated {
    --primary-color: #3e4a2d;
    --secondary-color: #f7f8f6;
    --accent-color: #7d9461;
    --text-dark: #3e4a2d;
    --text-light: #5a6b47;
    --text-muted: #7d9461;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía sofisticada */
    --title-weight: var(--font-weight-medium);
    --title-letter-spacing: -0.018em;
    
    /* Radius sofisticado */
    --radius-card: var(--radius-md);
    --radius-project: var(--radius-lg);
    --radius-image: var(--radius-md);
    --radius-button: var(--radius-lg);
    --radius-input: var(--radius-lg);
    --radius-form: var(--radius-xl);
    
    /* Sombras oliva */
    --shadow-sm: 0 3px 10px rgba(62, 74, 45, 0.1);
    --shadow-md: 0 8px 22px rgba(62, 74, 45, 0.12);
    --shadow-lg: 0 16px 35px rgba(62, 74, 45, 0.15);
}

/* ===========================
   THEME 11: CHARCOAL PREMIUM
   Carbón premium con acentos dorados
   =========================== */
.theme-charcoal-premium {
    --primary-color: #36454f;
    --secondary-color: #f8f9fa;
    --accent-color: #b8860b;
    --text-dark: #36454f;
    --text-light: #4a5a67;
    --text-muted: #6c7b7f;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía premium */
    --title-weight: var(--font-weight-semibold);
    --title-letter-spacing: -0.025em;
    
    /* Radius premium */
    --radius-card: var(--radius-sm);
    --radius-project: var(--radius-md);
    --radius-image: var(--radius-sm);
    --radius-button: var(--radius-md);
    --radius-input: var(--radius-md);
    --radius-form: var(--radius-lg);
    
    /* Sombras carbón */
    --shadow-sm: 0 2px 8px rgba(54, 69, 79, 0.12);
    --shadow-md: 0 6px 20px rgba(54, 69, 79, 0.15);
    --shadow-lg: 0 12px 32px rgba(54, 69, 79, 0.18);
}

/* ===========================
   THEME 12: DESERT SAND
   Arena del desierto con tonos cálidos balanceados
   =========================== */
.theme-desert-sand {
    --primary-color: #8b6914;
    --secondary-color: #fef9f0;
    --accent-color: #d4a574;
    --text-dark: #5d4209;
    --text-light: #8b6914;
    --text-muted: #b8941f;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía desértica */
    --title-weight: var(--font-weight-regular);
    --title-letter-spacing: -0.01em;
    
    /* Radius desértico */
    --radius-card: var(--radius-md);
    --radius-project: var(--radius-lg);
    --radius-image: var(--radius-md);
    --radius-button: var(--radius-full);
    --radius-input: var(--radius-full);
    --radius-form: var(--radius-xl);
    
    /* Sombras arena */
    --shadow-sm: 0 3px 12px rgba(139, 105, 20, 0.1);
    --shadow-md: 0 8px 25px rgba(139, 105, 20, 0.12);
    --shadow-lg: 0 16px 40px rgba(139, 105, 20, 0.15);
}

/* ===========================
   THEME 13: DEEP FOREST
   Verde bosque profundo y profesional
   =========================== */
.theme-deep-forest {
    --primary-color: #1e3a2e;
    --secondary-color: #f4f7f5;
    --accent-color: #4a7c59;
    --text-dark: #1e3a2e;
    --text-light: #2d5a47;
    --text-muted: #3d6b54;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía bosque */
    --title-weight: var(--font-weight-medium);
    --title-letter-spacing: -0.02em;
    
    /* Radius bosque */
    --radius-card: var(--radius-lg);
    --radius-project: var(--radius-xl);
    --radius-image: var(--radius-lg);
    --radius-button: var(--radius-full);
    --radius-input: var(--radius-lg);
    --radius-form: var(--radius-2xl);
    
    /* Sombras bosque */
    --shadow-sm: 0 3px 12px rgba(30, 58, 46, 0.1);
    --shadow-md: 0 8px 24px rgba(30, 58, 46, 0.13);
    --shadow-lg: 0 16px 38px rgba(30, 58, 46, 0.16);
}

/* ===========================
   THEME 14: SLATE CONTEMPORARY
   Pizarra contemporánea con acentos vibrantes
   =========================== */
.theme-slate-contemporary {
    --primary-color: #334155;
    --secondary-color: #f8fafc;
    --accent-color: #3b82f6;
    --text-dark: #0f172a;
    --text-light: #334155;
    --text-muted: #64748b;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía contemporánea */
    --title-weight: var(--font-weight-semibold);
    --title-letter-spacing: -0.025em;
    
    /* Radius contemporáneo */
    --radius-card: var(--radius-md);
    --radius-project: var(--radius-lg);
    --radius-image: var(--radius-md);
    --radius-button: var(--radius-lg);
    --radius-input: var(--radius-lg);
    --radius-form: var(--radius-xl);
    
    /* Sombras pizarra */
    --shadow-sm: 0 2px 8px rgba(51, 65, 85, 0.1);
    --shadow-md: 0 6px 20px rgba(51, 65, 85, 0.12);
    --shadow-lg: 0 12px 32px rgba(51, 65, 85, 0.15);
}

/* ===========================
   THEME 15: COPPER INDUSTRIAL
   Cobre industrial con tonos metálicos
   =========================== */
.theme-copper-industrial {
    --primary-color: #6b4423;
    --secondary-color: #faf8f5;
    --accent-color: #b87333;
    --text-dark: #3d2513;
    --text-light: #6b4423;
    --text-muted: #8b5a2b;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía industrial */
    --title-weight: var(--font-weight-semibold);
    --title-letter-spacing: -0.015em;
    
    /* Radius industrial */
    --radius-card: var(--radius-none);
    --radius-project: var(--radius-sm);
    --radius-image: var(--radius-none);
    --radius-button: var(--radius-sm);
    --radius-input: var(--radius-sm);
    --radius-form: var(--radius-md);
    
    /* Sombras cobre */
    --shadow-sm: 0 2px 10px rgba(107, 68, 35, 0.12);
    --shadow-md: 0 8px 25px rgba(107, 68, 35, 0.15);
    --shadow-lg: 0 16px 40px rgba(107, 68, 35, 0.18);
}

/* ===========================
   THEME 16: IVORY CLASSIC
   Marfil clásico con acentos dorados sutiles
   =========================== */
.theme-ivory-classic {
    --primary-color: #4a453a;
    --secondary-color: #fefcf7;
    --accent-color: #c8aa6e;
    --text-dark: #2c2922;
    --text-light: #4a453a;
    --text-muted: #6b6657;
    --white: #fffef9;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía clásica */
    --title-weight: var(--font-weight-regular);
    --title-letter-spacing: 0;
    
    /* Radius clásico */
    --radius-card: var(--radius-sm);
    --radius-project: var(--radius-md);
    --radius-image: var(--radius-sm);
    --radius-button: var(--radius-md);
    --radius-input: var(--radius-md);
    --radius-form: var(--radius-lg);
    
    /* Sombras marfil */
    --shadow-sm: 0 2px 8px rgba(74, 69, 58, 0.08);
    --shadow-md: 0 6px 18px rgba(74, 69, 58, 0.1);
    --shadow-lg: 0 12px 30px rgba(74, 69, 58, 0.12);
}

/* ===========================
   THEME 17: MIDNIGHT BLUE
   Azul medianoche profesional
   =========================== */
.theme-midnight-blue {
    --primary-color: #1a2332;
    --secondary-color: #f6f7f9;
    --accent-color: #4371a7;
    --text-dark: #1a2332;
    --text-light: #2a3441;
    --text-muted: #4a5568;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía nocturna */
    --title-weight: var(--font-weight-medium);
    --title-letter-spacing: -0.02em;
    
    /* Radius nocturno */
    --radius-card: var(--radius-md);
    --radius-project: var(--radius-lg);
    --radius-image: var(--radius-md);
    --radius-button: var(--radius-lg);
    --radius-input: var(--radius-lg);
    --radius-form: var(--radius-xl);
    
    /* Sombras azul medianoche */
    --shadow-sm: 0 3px 10px rgba(26, 35, 50, 0.12);
    --shadow-md: 0 8px 22px rgba(26, 35, 50, 0.15);
    --shadow-lg: 0 16px 35px rgba(26, 35, 50, 0.18);
}

/* ===========================
   THEME 18: CRIMSON BOLD
   Rojo carmesí audaz pero equilibrado
   =========================== */
.theme-crimson-bold {
    --primary-color: #8b1538;
    --secondary-color: #fef7f8;
    --accent-color: #d63384;
    --text-dark: #5c0e26;
    --text-light: #8b1538;
    --text-muted: #a8556c;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía audaz */
    --title-weight: var(--font-weight-semibold);
    --title-letter-spacing: -0.02em;
    
    /* Radius audaz */
    --radius-card: var(--radius-sm);
    --radius-project: var(--radius-md);
    --radius-image: var(--radius-sm);
    --radius-button: var(--radius-md);
    --radius-input: var(--radius-md);
    --radius-form: var(--radius-lg);
    
    /* Sombras carmesí */
    --shadow-sm: 0 3px 12px rgba(139, 21, 56, 0.15);
    --shadow-md: 0 8px 25px rgba(139, 21, 56, 0.18);
    --shadow-lg: 0 16px 40px rgba(139, 21, 56, 0.22);
}

/* ===========================
   THEME 19: TEAL MODERN
   Verde azulado moderno y fresco
   =========================== */
.theme-teal-modern {
    --primary-color: #115e59;
    --secondary-color: #f0fdfa;
    --accent-color: #14b8a6;
    --text-dark: #042f2e;
    --text-light: #115e59;
    --text-muted: #0f766e;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía moderna */
    --title-weight: var(--font-weight-medium);
    --title-letter-spacing: -0.022em;
    
    /* Radius moderno */
    --radius-card: var(--radius-lg);
    --radius-project: var(--radius-xl);
    --radius-image: var(--radius-lg);
    --radius-button: var(--radius-full);
    --radius-input: var(--radius-lg);
    --radius-form: var(--radius-2xl);
    
    /* Sombras teal */
    --shadow-sm: 0 3px 12px rgba(17, 94, 89, 0.1);
    --shadow-md: 0 8px 24px rgba(17, 94, 89, 0.12);
    --shadow-lg: 0 16px 38px rgba(17, 94, 89, 0.15);
}

/* ===========================
   THEME 20: ROSE GOLD LUXURY
   Oro rosa para proyectos de ultra lujo
   =========================== */
.theme-rose-gold-luxury {
    --primary-color: #7c4a57;
    --secondary-color: #fdf9f8;
    --accent-color: #e6b8a2;
    --text-dark: #4a2c35;
    --text-light: #7c4a57;
    --text-muted: #a67c88;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía de lujo */
    --title-weight: var(--font-weight-regular);
    --title-letter-spacing: 0.01em;
    
    /* Radius de lujo */
    --radius-card: var(--radius-lg);
    --radius-project: var(--radius-xl);
    --radius-image: var(--radius-lg);
    --radius-button: var(--radius-full);
    --radius-input: var(--radius-full);
    --radius-form: var(--radius-2xl);
    
    /* Sombras oro rosa */
    --shadow-sm: 0 3px 12px rgba(124, 74, 87, 0.12);
    --shadow-md: 0 8px 25px rgba(124, 74, 87, 0.15);
    --shadow-lg: 0 16px 40px rgba(124, 74, 87, 0.18);
}

/* ===========================
   THEME 21: GRAPHITE MINIMALIST
   Grafito minimalista con líneas limpias
   =========================== */
.theme-graphite-minimalist {
    --primary-color: #2d3748;
    --secondary-color: #f7fafc;
    --accent-color: #4a5568;
    --text-dark: #1a202c;
    --text-light: #2d3748;
    --text-muted: #718096;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía minimalista */
    --title-weight: var(--font-weight-medium);
    --title-letter-spacing: -0.025em;
    
    /* Radius minimalista */
    --radius-card: var(--radius-none);
    --radius-project: var(--radius-sm);
    --radius-image: var(--radius-none);
    --radius-button: var(--radius-none);
    --radius-input: var(--radius-none);
    --radius-form: var(--radius-sm);
    
    /* Sombras grafito */
    --shadow-sm: 0 1px 3px rgba(45, 55, 72, 0.1);
    --shadow-md: 0 4px 12px rgba(45, 55, 72, 0.12);
    --shadow-lg: 0 8px 25px rgba(45, 55, 72, 0.15);
}

/* ===========================
   THEME 22: AMBER WARMTH
   Ámbar cálido para ambientes acogedores
   =========================== */
.theme-amber-warmth {
    --primary-color: #92400e;
    --secondary-color: #fffbeb;
    --accent-color: #f59e0b;
    --text-dark: #451a03;
    --text-light: #92400e;
    --text-muted: #d97706;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía cálida */
    --title-weight: var(--font-weight-medium);
    --title-letter-spacing: -0.015em;
    
    /* Radius cálido */
    --radius-card: var(--radius-md);
    --radius-project: var(--radius-lg);
    --radius-image: var(--radius-md);
    --radius-button: var(--radius-lg);
    --radius-input: var(--radius-lg);
    --radius-form: var(--radius-xl);
    
    /* Sombras ámbar */
    --shadow-sm: 0 3px 10px rgba(146, 64, 14, 0.12);
    --shadow-md: 0 8px 22px rgba(146, 64, 14, 0.15);
    --shadow-lg: 0 16px 35px rgba(146, 64, 14, 0.18);
}

/* ===========================
   THEME 23: PRUSSIAN EXECUTIVE
   Azul prusiano ejecutivo y autoridad
   =========================== */
.theme-prussian-executive {
    --primary-color: #1e3a8a;
    --secondary-color: #f0f4ff;
    --accent-color: #3b82f6;
    --text-dark: #1e3a8a;
    --text-light: #1e40af;
    --text-muted: #3730a3;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía ejecutiva */
    --title-weight: var(--font-weight-semibold);
    --title-letter-spacing: -0.02em;
    
    /* Radius ejecutivo */
    --radius-card: var(--radius-sm);
    --radius-project: var(--radius-md);
    --radius-image: var(--radius-sm);
    --radius-button: var(--radius-md);
    --radius-input: var(--radius-md);
    --radius-form: var(--radius-lg);
    
    /* Sombras prusianas */
    --shadow-sm: 0 2px 8px rgba(30, 58, 138, 0.12);
    --shadow-md: 0 6px 20px rgba(30, 58, 138, 0.15);
    --shadow-lg: 0 12px 32px rgba(30, 58, 138, 0.18);
}

/* ===========================
   THEME 24: ESPRESSO RICH
   Café espresso rico y sofisticado
   =========================== */
.theme-espresso-rich {
    --primary-color: #3c2415;
    --secondary-color: #faf7f2;
    --accent-color: #8b5a2b;
    --text-dark: #1c1006;
    --text-light: #3c2415;
    --text-muted: #6b4423;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía rica */
    --title-weight: var(--font-weight-medium);
    --title-letter-spacing: -0.01em;
    
    /* Radius rico */
    --radius-card: var(--radius-md);
    --radius-project: var(--radius-lg);
    --radius-image: var(--radius-md);
    --radius-button: var(--radius-lg);
    --radius-input: var(--radius-lg);
    --radius-form: var(--radius-xl);
    
    /* Sombras espresso */
    --shadow-sm: 0 3px 10px rgba(60, 36, 21, 0.12);
    --shadow-md: 0 8px 22px rgba(60, 36, 21, 0.15);
    --shadow-lg: 0 16px 35px rgba(60, 36, 21, 0.18);
}

/* ===========================
   THEME 25: PLATINUM PRESTIGE
   Platino prestigioso con acentos plateados
   =========================== */
.theme-platinum-prestige {
    --primary-color: #4a5568;
    --secondary-color: #f7fafc;
    --accent-color: #718096;
    --text-dark: #1a202c;
    --text-light: #2d3748;
    --text-muted: #4a5568;
    --white: #ffffff;
    
    /* Conservar tu fuente original */
    --font-primary: 'Avenir';
    --font-secondary: 'PPWoodland';
    
    /* Tipografía prestigiosa */
    --title-weight: var(--font-weight-medium);
    --title-letter-spacing: -0.02em;
    
    /* Radius prestigioso */
    --radius-card: var(--radius-sm);
    --radius-project: var(--radius-md);
    --radius-image: var(--radius-sm);
    --radius-button: var(--radius-md);
    --radius-input: var(--radius-md);
    --radius-form: var(--radius-lg);
    
    /* Sombras platino */
    --shadow-sm: 0 2px 8px rgba(74, 85, 104, 0.1);
    --shadow-md: 0 6px 18px rgba(74, 85, 104, 0.12);
    --shadow-lg: 0 12px 30px rgba(74, 85, 104, 0.15);
}

/* ===========================
   PALETAS DE COLORES DETALLADAS
   =========================== */

/*
ARCHITECTURE STUDIO: Negro carbón + oro champagne
- Inspirado en estudios como Zaha Hadid, Foster + Partners
- Perfecto para mostrar seriedad y lujo

WARM CONCRETE: Marrón tierra + arena dorada  
- Basado en arquitectura mexicana contemporánea
- Evoca materiales naturales y calidez

MIDNIGHT LUXURY: Negro profundo + oro viejo
- Paleta de marcas de lujo como Rolex, Mercedes
- Máxima elegancia y exclusividad

SAGE MINIMALIST: Verde salvia + verde musgo
- Inspirado en diseño escandinavo y sostenibilidad
- Transmite calma y naturaleza

TERRACOTTA EARTH: Terracota + arena rojiza
- Colores de la arquitectura mediterránea y mexicana
- Calidez y conexión con la tierra

STEEL BLUE: Azul acero + azul corporativo
- Paleta de confianza y profesionalismo
- Ideal para proyectos corporativos

MONOCHROME REFINED: Grises perfectamente balanceados
- Basado en Material Design y sistemas premium
- Elegancia atemporal y sofisticación

BURGUNDY ELEGANCE: Borgoña + rosa empolvado
- Inspirado en hoteles de lujo y alta costura
- Sofisticación y calidez premium

NORDIC FROST: Azul nórdico + gris hielo
- Colores de marcas escandinavas como IKEA premium
- Limpieza y funcionalidad

OLIVE SOPHISTICATED: Verde oliva + sage claro
- Paleta de marcas de lifestyle premium
- Sofisticación natural y atemporalidad

CHARCOAL PREMIUM: Carbón + oro oscuro
- Inspirado en arquitectura brutalista refinada
- Fuerza y elegancia industrial

DESERT SAND: Arena + dorado cálido
- Colores del desierto mexicano y adobe
- Calidez y conexión cultural

DEEP FOREST: Verde bosque + verde esmeralda
- Inspirado en arquitectura sustentable
- Naturaleza y responsabilidad ambiental

SLATE CONTEMPORARY: Pizarra + azul vibrante
- Paleta de startups tech premium
- Modernidad y innovación

COPPER INDUSTRIAL: Cobre + bronce
- Materiales industriales refinados
- Calidez metálica y autenticidad

IVORY CLASSIC: Marfil + dorado sutil
- Inspirado en arquitectura clásica renovada
- Elegancia atemporal y refinamiento

MIDNIGHT BLUE: Azul nocturno + azul real
- Paleta de confianza absoluta
- Profesionalismo y estabilidad

CRIMSON BOLD: Rojo carmesí + rosa profundo
- Para clientes que buscan destacar
- Pasión y determinación

TEAL MODERN: Verde azulado + aguamarina
- Paleta de marcas innovadoras
- Frescura y modernidad

PRUSSIAN EXECUTIVE: Azul prusiano + azul rey
- Autoridad y liderazgo
- Confianza institucional

ESPRESSO RICH: Café espresso + marrón chocolate
- Riqueza y sofisticación terrosa
- Lujo accesible y calidez

PLATINUM PRESTIGE: Platino + plata
- Máximo prestigio y exclusividad
- Elegancia metálica refinada
*/