/* ==========================================================================
   DESIGN SYSTEM & CUSTOM FONTS FOR GOTEA LAB
   ========================================================================== */

/* Carga de Fuentes Locales */
@font-face {
    font-family: 'Calvera';
    src: url('assets/fonts/Calvera.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Darkhorn';
    src: url('assets/fonts/Darkhorn.otf') format('opentype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'DeathMohawk';
    src: url('assets/fonts/DeathMohawk.otf') format('opentype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'VampireWars';
    src: url('assets/fonts/VampireWars.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

/* Fuentes del Sistema y Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;700&display=swap');

/* Variables de Estilo */
:root {
    --bg-dark: #070707;
    --bg-black: #000000;
    --bg-card: rgba(12, 12, 12, 0.75);
    
    --color-primary: #a31d1d;    /* Rojo Gotea */
    --color-primary-glow: #e02828;
    --color-burgundy: #500808;   /* Burdeo */
    
    --text-light: #ffffff;
    --text-muted: #aaaaaa;
    --text-dark: #111111;
    
    --font-heading: 'Calvera', 'DeathMohawk', sans-serif;
    --font-logo: 'Calvera', sans-serif;
    --font-accent: 'Darkhorn', 'VampireWars', sans-serif;
    --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    
    --transition-fast: 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-slow: 0.6s cubic-bezier(0.25, 1, 0.5, 1);
    
    --border-glass: 1px solid rgba(255, 255, 255, 0.08);
    --border-glass-red: 1px solid rgba(163, 29, 29, 0.3);
}

/* ==========================================================================
   RESET & CONFIGURACIÓN BÁSICA
   ========================================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-black);
    color: var(--text-light);
}

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

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

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    letter-spacing: 2px;
}

/* ==========================================================================
   LOADER PANTALLA DE CARGA
   ========================================================================== */
#loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-black);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

#loader.fade-out {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
}

.loader-logo {
    width: 120px;
    height: auto;
    animation: logo-pulse 1.8s infinite ease-in-out;
}

.loader-bar {
    width: 150px;
    height: 3px;
    background-color: rgba(255, 255, 255, 0.1);
    margin: 20px auto 0;
    position: relative;
    overflow: hidden;
    border-radius: 2px;
}

.loader-bar::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 100%;
    background-color: var(--color-primary);
    left: -60px;
    animation: loading-slide 1.2s infinite ease;
}

@keyframes logo-pulse {
    0%, 100% { transform: scale(0.9); opacity: 0.7; }
    50% { transform: scale(1.05); opacity: 1; filter: drop-shadow(0 0 10px rgba(163, 29, 29, 0.5)); }
}

@keyframes loading-slide {
    0% { left: -60px; }
    100% { left: 150px; }
}

/* ==========================================================================
   REUSABLE UTILITIES & BUTTONS
   ========================================================================== */
.section-title {
    font-size: 2.8rem;
    font-family: var(--font-heading);
    color: var(--text-light);
    margin-bottom: 1.5rem;
    position: relative;
    display: inline-block;
    text-transform: uppercase;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--color-primary);
}

.section-title.text-center {
    display: block;
    text-align: center;
    width: max-content;
    margin-left: auto;
    margin-right: auto;
}

.section-title.text-center::after {
    left: 50%;
    transform: translateX(-50%);
}

.section-subtitle {
    font-family: var(--font-accent);
    color: var(--color-primary);
    font-size: 1.1rem;
    letter-spacing: 4px;
    margin-top: -0.5rem;
    margin-bottom: 3.5rem;
}

.text-center { text-align: center; }
.text-white { color: var(--text-light); }

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-body);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.85rem;
    padding: 0.9rem 2.2rem;
    border-radius: 0px; /* Brutalism: esquinas rectas */
    transition: var(--transition-fast);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--text-light);
    box-shadow: 0 4px 15px rgba(163, 29, 29, 0.3);
}

.btn-primary:hover {
    background-color: var(--text-light);
    color: var(--bg-black);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-light);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: var(--text-light);
    transform: translateY(-2px);
}

.btn-glow:hover {
    box-shadow: 0 0 25px var(--color-primary);
}

.btn-large {
    padding: 1.1rem 3rem;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

/* ==========================================================================
   HEADER Y NAVEGACIÓN
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.3) 70%, transparent 100%);
    backdrop-filter: blur(3px);
    transition: var(--transition-fast);
    border-bottom: 1px solid rgba(255, 255, 255, 0.02);
}

.header.scrolled {
    background: rgba(5, 5, 5, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 5px 0;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    height: 45px;
    width: auto;
    transition: var(--transition-fast);
}

.nav-logo:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 0 5px var(--color-primary));
}

.nav-menu ul {
    display: flex;
    gap: 35px;
}

.nav-item {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    padding: 8px 0;
    color: var(--text-muted);
}

.nav-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: var(--transition-fast);
    transform: translateX(-50%);
}

.nav-item:hover {
    color: var(--text-light);
}

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

.nav-item.active {
    color: var(--text-light);
}

.nav-item.active::after {
    width: 100%;
    background-color: var(--color-primary);
}

/* Botón menú móvil */
.nav-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    flex-direction: column;
    justify-content: space-between;
    width: 25px;
    height: 18px;
    z-index: 1001;
}

.nav-toggle .bar {
    width: 100%;
    height: 2px;
    background-color: var(--text-light);
    transition: var(--transition-fast);
}

/* ==========================================================================
   HERO / PORTADA SECTION
   ========================================================================== */
.hero {
    position: relative;
    height: 100vh;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.video-background-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, 
                rgba(0,0,0,0.4) 0%, 
                rgba(0,0,0,0.7) 60%, 
                var(--bg-dark) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    max-width: 900px;
    padding: 0 20px;
}

.hero-logo-wrapper {
    margin-bottom: 1.5rem;
}

.hero-logo {
    width: 320px;
    max-width: 80%;
    height: auto;
    filter: drop-shadow(0 0 15px rgba(0,0,0,0.8));
    animation: glow-logo 4s infinite alternate;
}

@keyframes glow-logo {
    0% { filter: drop-shadow(0 0 5px rgba(163, 29, 29, 0.4)); }
    100% { filter: drop-shadow(0 0 20px rgba(163, 29, 29, 0.8)); }
}

.hero-subtitle {
    font-family: var(--font-accent);
    color: var(--color-primary);
    font-size: 1.8rem;
    letter-spacing: 8px;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 10px rgba(0,0,0,0.9);
}

.hero-location {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: 1.05rem;
    color: var(--text-muted);
    letter-spacing: 5px;
    margin-bottom: 2.5rem;
    text-transform: uppercase;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* Indicador de Scroll */
.scroll-down {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    font-size: 0.75rem;
    letter-spacing: 3px;
    color: var(--text-muted);
    text-align: center;
}

.scroll-down span {
    display: block;
    margin-bottom: 8px;
    font-family: var(--font-body);
    font-weight: 600;
}

.scroll-down i {
    animation: bounce 2s infinite;
    color: var(--color-primary);
    font-size: 1rem;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-8px); }
    60% { transform: translateY(-4px); }
}

/* ==========================================================================
   MANIFIESTO / SOBRE MI
   ========================================================================== */
.manifiesto {
    padding: 120px 0;
    position: relative;
    background-color: var(--bg-dark);
}

.manifiesto-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
}

.manifiesto-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: center;
}

.manifiesto-image-side {
    position: relative;
}

.image-frame {
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 15px;
    background-color: rgba(10, 10, 10, 0.5);
}

/* Imagen ondulada del fondo 1 de forma artística */
.manifiesto-texture {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
    filter: grayscale(40%) contrast(110%);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-slow);
}

.manifiesto-image-side:hover .manifiesto-texture {
    filter: grayscale(0%) contrast(100%);
    transform: scale(1.02);
}

.brand-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background-color: var(--color-primary);
    color: var(--text-light);
    font-family: var(--font-accent);
    padding: 12px 20px;
    font-size: 0.9rem;
    letter-spacing: 2px;
    box-shadow: 10px 10px 0px var(--bg-black);
}

.manifiesto-text-side {
    display: flex;
    flex-direction: column;
}

.highlight-title {
    font-family: var(--font-accent);
    color: var(--color-primary);
    font-size: 2.2rem;
    margin-bottom: 2rem;
    line-height: 1.2;
}

.manifiesto-desc {
    font-size: 1.3rem;
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

.manifiesto-body {
    font-size: 1.05rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.manifiesto-emphasis {
    font-size: 1.25rem;
    font-family: var(--font-body);
    font-weight: 700;
    line-height: 1.5;
    padding-left: 20px;
    border-left: 4px solid var(--color-primary);
    margin-bottom: 2.5rem;
    color: var(--text-light);
}

.manifiesto-signature-logo {
    height: 45px;
    width: auto;
    opacity: 0.8;
}

/* ==========================================================================
   SERVICIOS SECTION (CON FONDO 10 CONCRETO)
   ========================================================================== */
.servicios {
    position: relative;
    padding: 120px 0;
    /* Fondo urbano de posters en concreto (fondo-10.jpg) */
    background-image: url('assets/images/fondo-10.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed; /* Parallax suave */
}

/* Overlay oscuro para legibilidad del texto */
.servicios-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, 
                rgba(5, 5, 5, 0.9) 0%, 
                rgba(8, 8, 8, 0.88) 50%, 
                rgba(5, 5, 5, 0.95) 100%);
    z-index: 1;
}

.servicios-container {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
}

.servicios-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 60px;
}

/* Tarjetas Glassmorphism */
.servicio-card {
    background-color: var(--bg-card);
    border: var(--border-glass);
    padding: 40px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: var(--transition-slow);
}

.servicio-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--color-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.servicio-card:hover {
    transform: translateY(-8px);
    border-color: rgba(163, 29, 29, 0.3);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
    background-color: rgba(18, 18, 18, 0.85);
}

.servicio-card:hover::before {
    transform: scaleX(1);
}

.servicio-card-inner {
    position: relative;
    z-index: 2;
}

.servicio-icon {
    font-size: 2.2rem;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    transition: var(--transition-fast);
}

.servicio-card:hover .servicio-icon {
    transform: scale(1.1);
    color: var(--color-primary-glow);
}

.servicio-card h3 {
    font-size: 1.45rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.servicio-desc-text {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 1.8rem;
    line-height: 1.6;
}

.servicio-badge {
    display: inline-block;
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    background-color: rgba(163, 29, 29, 0.15);
    color: var(--color-primary-glow);
    padding: 4px 10px;
    border: 1px solid rgba(163, 29, 29, 0.3);
}

.servicios-cta {
    text-align: center;
    background-color: rgba(0, 0, 0, 0.5);
    border: var(--border-glass-red);
    padding: 30px;
    backdrop-filter: blur(5px);
}

.servicios-cta p {
    font-family: var(--font-accent);
    font-size: 1.25rem;
    letter-spacing: 3px;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

/* ==========================================================================
   COLECCIÓN CRIATURAS (CON FONDO 13 FOIL DE FONDO O DETALLES METÁLICOS)
   ========================================================================== */
.coleccion {
    position: relative;
    padding: 120px 0;
    background-image: url('assets/images/fondo-13.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.coleccion-foil-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, 
                rgba(5, 5, 5, 0.95) 0%, 
                rgba(8, 8, 8, 0.9) 50%, 
                rgba(5, 5, 5, 0.95) 100%);
    z-index: 1;
}

.coleccion-container {
    position: relative;
    z-index: 2;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
}

.coleccion-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 70px;
}

.collection-title-name {
    font-family: var(--font-accent);
    color: var(--color-primary);
    font-size: 3.5rem;
    margin-top: -0.5rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
    letter-spacing: 4px;
}

.collection-intro {
    font-size: 1.05rem;
    color: var(--text-muted);
}

/* Grid de Videos Dinámicos */
.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 70px;
}

.video-card {
    background-color: var(--bg-black);
    border: var(--border-glass);
    overflow: hidden;
    position: relative;
    aspect-ratio: 9/16; /* Estilo TikTok/Reel para outfits en vertical */
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    transition: var(--transition-slow);
}

.video-card:hover {
    transform: scale(1.02) translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: 0 15px 40px rgba(163, 29, 29, 0.2);
}

.video-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.outfit-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(80%) grayscale(20%);
    transition: var(--transition-slow);
}

.video-card:hover .outfit-video {
    filter: brightness(100%) grayscale(0%);
}

.video-card-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 30px 20px 20px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.4) 60%, transparent 100%);
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    z-index: 2;
}

.video-tag {
    font-family: var(--font-body);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 2px;
    color: var(--text-light);
    border-left: 2px solid var(--color-primary);
    padding-left: 10px;
}

.play-btn-overlay {
    background-color: rgba(163, 29, 29, 0.8);
    border: none;
    color: var(--text-light);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    font-size: 0.8rem;
    transition: var(--transition-fast);
}

.video-card:hover .play-btn-overlay {
    background-color: var(--color-primary);
    transform: scale(1.1);
    box-shadow: 0 0 10px var(--color-primary);
}

/* Card del Book PDF */
.book-download-section {
    max-width: 900px;
    margin: 0 auto;
}

.book-box-card {
    background-color: var(--bg-card);
    border: var(--border-glass-red);
    padding: 40px 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.book-box-info h4 {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
    color: var(--text-light);
}

.book-box-info p {
    font-size: 0.95rem;
    color: var(--text-muted);
    max-width: 500px;
}

.book-box-action {
    flex-shrink: 0;
}

/* ==========================================================================
   CONTACTO Y EQUIPO SECTION
   ========================================================================== */
.contacto {
    padding: 120px 0;
    background-color: var(--bg-black);
    position: relative;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.contacto-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
}

.contacto-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contacto-intro-text {
    font-size: 1.05rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

/* Social Cards */
.social-links-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 4rem;
}

.social-card {
    display: flex;
    align-items: center;
    background-color: rgba(12, 12, 12, 0.6);
    border: 1px solid rgba(255,255,255,0.05);
    padding: 20px;
    transition: var(--transition-fast);
    position: relative;
}

.social-card:hover {
    border-color: var(--color-primary);
    background-color: rgba(163, 29, 29, 0.05);
    transform: translateX(5px);
}

.social-icon-box {
    font-size: 2rem;
    color: var(--color-primary);
    width: 60px;
    height: 60px;
    background-color: rgba(0, 0, 0, 0.4);
    display: flex;
    justify-content: center;
    align-items: center;
    margin-right: 20px;
    border: 1px solid rgba(255,255,255,0.03);
}

.social-card:hover .social-icon-box {
    color: var(--text-light);
    background-color: var(--color-primary);
}

.social-details {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.social-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.social-handle {
    font-size: 1.15rem;
    font-family: var(--font-body);
    font-weight: 700;
    color: var(--text-light);
}

.arrow-link {
    font-size: 0.9rem;
    color: var(--text-muted);
    opacity: 0.5;
    transition: var(--transition-fast);
}

.social-card:hover .arrow-link {
    opacity: 1;
    color: var(--color-primary);
    transform: translate(2px, -2px);
}

/* Créditos del Equipo */
.team-credits {
    background-color: rgba(10, 10, 10, 0.4);
    border: 1px dashed rgba(255, 255, 255, 0.08);
    padding: 25px 30px;
}

.credits-title {
    font-family: var(--font-accent);
    color: var(--color-primary);
    font-size: 0.9rem;
    letter-spacing: 2px;
    margin-bottom: 1rem;
}

.credits-list li {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.credits-list li strong {
    color: var(--text-light);
    font-weight: 600;
    margin-right: 5px;
    text-transform: uppercase;
}

/* Formulario */
.form-container-card {
    background-color: #0b0b0b;
    border: var(--border-glass);
    padding: 40px;
}

.form-container-card h3 {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    text-transform: uppercase;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding-bottom: 15px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    padding: 12px 15px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background-color: rgba(0, 0, 0, 0.8);
    box-shadow: 0 0 10px rgba(163, 29, 29, 0.15);
}

.form-response {
    margin-top: 15px;
    font-size: 0.9rem;
    font-weight: 600;
    text-align: center;
    transition: var(--transition-fast);
}

.form-response.success {
    color: #28a745;
}

.form-response.error {
    color: var(--color-primary-glow);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
    background-color: #030303;
    padding: 40px 0;
    border-top: 1px solid rgba(255,255,255,0.02);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.footer-logo {
    height: 35px;
    width: auto;
    opacity: 0.6;
}

.footer-text {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
    text-align: center;
    letter-spacing: 1px;
}

/* ==========================================================================
   RESPONSIVIDAD Y DISPOSITIVOS MÓVILES
   ========================================================================== */

@media (max-width: 1024px) {
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .manifiesto-grid {
        gap: 40px;
    }
    
    .section-title {
        font-size: 2.3rem;
    }
}

@media (max-width: 768px) {
    /* Menú Móvil */
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background-color: rgba(5, 5, 5, 0.98);
        backdrop-filter: blur(15px);
        -webkit-backdrop-filter: blur(15px);
        z-index: 1000;
        display: flex;
        justify-content: center;
        align-items: center;
        transition: right var(--transition-slow);
        border-left: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .nav-menu.open {
        right: 0;
    }
    
    .nav-menu ul {
        flex-direction: column;
        align-items: center;
        gap: 40px;
    }
    
    .nav-item {
        font-size: 1.15rem;
    }
    
    /* Configuración de Grillas */
    .manifiesto-grid,
    .servicios-grid,
    .contacto-grid {
        grid-template-columns: 1fr;
    }
    
    .manifiesto-grid {
        gap: 50px;
    }
    
    .manifiesto-image-side {
        order: 2; /* Texto primero, luego la imagen decorativa */
    }
    
    .book-box-card {
        flex-direction: column;
        text-align: center;
        gap: 25px;
        padding: 30px;
    }
    
    .hero-logo {
        width: 250px;
    }
    
    .hero-subtitle {
        font-size: 1.4rem;
        letter-spacing: 5px;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .video-grid {
        grid-template-columns: 1fr;
    }
    
    .contacto-grid {
        gap: 50px;
    }
}

/* ==========================================================================
   BOTÓN FLOTANTE DE WHATSAPP (FAB)
   ========================================================================== */
.whatsapp-fab {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2.2rem;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    z-index: 9999;
    transition: transform 0.25s cubic-bezier(0.25, 0.8, 0.25, 1), background-color 0.25s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.whatsapp-fab:hover {
    transform: scale(1.1) translateY(-3px);
    background-color: #20ba5a;
    box-shadow: 0 12px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-fab:active {
    transform: scale(0.95) translateY(0);
}

@media (max-width: 768px) {
    .whatsapp-fab {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 1.8rem;
    }
}