/* ================================================================= 
   SIGNAI - LANDING PAGE STYLES
   Arquitectura mobile-first con esquema de colores azul
   Fuentes: Poppins (logos) + Inter (texto)
================================================================= */

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

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

/* Screen Reader Only - Para accesibilidad */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 25%, #1d4ed8 50%, #3b82f6 75%, #60a5fa 100%);
    background-attachment: fixed;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    position: relative;
    padding-top: 80px; /* Espacio para el header fijo */
}

/* Patrón de cuadrados en el fondo */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    z-index: 0;
    pointer-events: none;
}

/* Visual del hero - Mobile First */
.hero-visual {
    display: none; /* Ocultar en mobile para simplificar */
    justify-content: center;
    align-items: center;
    position: relative;
}

/* Documento 3D dentro del hero */
.document-3d {
    position: relative;
    transform: rotateX(15deg) rotateY(-15deg);
    width: 200px;
    height: 250px;
    background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 50%, #2563eb 100%);
    border-radius: 8px;
    box-shadow: 
        0 15px 30px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.1);
    animation: float3D 6s ease-in-out infinite;
    perspective: 1000px;
    transform-style: preserve-3d;
}

/* Tablets - Mostrar document-3d */
@media (min-width: 768px) {
    .hero-visual {
        display: flex;
    }
    
    .document-3d {
        width: 250px;
        height: 320px;
        border-radius: 10px;
    }
}

/* Desktop - Tamaño completo */
@media (min-width: 1024px) {
    .document-3d {
        width: 300px;
        height: 380px;
        border-radius: 12px;
        box-shadow: 
            0 25px 50px rgba(0, 0, 0, 0.3),
            0 0 0 1px rgba(255, 255, 255, 0.1);
    }
}

.document-3d::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
    border-radius: 12px;
    z-index: 1;
}

.document-lines {
    position: absolute;
    top: 40px;
    left: 30px;
    right: 30px;
    z-index: 2;
}

.document-line {
    height: 12px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 6px;
    margin-bottom: 16px;
}

.document-line:nth-child(1) { width: 80%; }
.document-line:nth-child(2) { width: 90%; }
.document-line:nth-child(3) { width: 60%; }
.document-line:nth-child(4) { width: 85%; }
.document-line:nth-child(5) { width: 70%; }
.document-line:nth-child(6) { width: 95%; }

.document-signature {
    position: absolute;
    bottom: 60px;
    right: 30px;
    width: 80px;
    height: 40px;
    background: rgba(16, 185, 129, 0.8);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-family: 'Poppins', sans-serif;
    font-size: 12px;
    font-weight: 600;
}

@keyframes float3D {
    0%, 100% {
        transform: rotateX(15deg) rotateY(-15deg) translateZ(0px);
    }
    50% {
        transform: rotateX(10deg) rotateY(-10deg) translateZ(10px) translateY(-10px);
    }
}

/* =================================================================
   HEADER Y NAVEGACIÓN - MOBILE FIRST
================================================================= */

/* Header principal - SIEMPRE VISIBLE */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(30, 64, 175, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

/* Contenido del header */
.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
    position: relative;
}

/* Tablets */
@media (min-width: 768px) {
    .header-content {
        height: 70px;
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .header-content {
        height: 80px;
    }
}

/* =================================================================
   CONTENEDOR Y UTILIDADES
================================================================= */

/* Contenedor principal responsive */
.container {
    max-width: 1200px;
    margin: 0 auto;
}

/* Tablets */
@media (min-width: 768px) {
    .container {
        padding: 0rem;
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
}

/* Esconder elementos antiguos */
#background-canvas,
.document-decoration,
.recpeck-badge {
    display: none;
}

/* Logo SignAI */
.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: #ffffff;
    transition: opacity 0.2s ease;
    z-index: 10;
}

.logo:hover {
    opacity: 0.9;
}

.logo-text {
    font-family: 'Poppins', sans-serif;
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.025em;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Clase para todas las menciones de SignAI */
.signai-text {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
}

/* Tablets */
@media (min-width: 768px) {
    .logo-text {
        font-size: 1.75rem;
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .logo-text {
        font-size: 2rem;
    }
}

/* Navegación principal - Mobile First */
.nav {
    display: none; /* Oculto por defecto en mobile */
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.875rem;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.nav-link:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
}

.nav-cta {
    background: rgba(96, 165, 250, 0.2);
    border: 1px solid rgba(96, 165, 250, 0.3);
    font-weight: 600;
}

.nav-cta:hover {
    background: rgba(96, 165, 250, 0.3);
    border-color: rgba(96, 165, 250, 0.4);
}

/* Botón menú móvil */
.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    gap: 4px;
    padding: 0;
    z-index: 1001;
}

.menu-line {
    width: 20px;
    height: 2px;
    background-color: #ffffff;
    border-radius: 1px;
    transition: all 0.3s ease;
}

/* Animación del menú hamburguesa */
.mobile-menu-btn.menu-open .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-btn.menu-open .menu-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.menu-open .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Menú móvil desplegable */
.nav.nav-mobile-open {
    display: block !important;
    position: fixed;
    top: 60px;
    left: 0;
    width: 100%;
    background: rgba(30, 64, 175, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    z-index: 999;
    animation: slideDown 0.3s ease;
}

.nav.nav-mobile-open .nav-links {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 1rem;
}

.nav.nav-mobile-open .nav-link {
    padding: 1rem;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0;
}

.nav.nav-mobile-open .nav-link:last-child {
    border-bottom: none;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Tablets - Mostrar navegación horizontal, ocultar menú móvil */
@media (min-width: 768px) {
    .header .nav {
        display: block !important;
    }
    
    .mobile-menu-btn {
        display: none;
    }
    
    .nav-links {
        gap: 1rem;
    }
}

/* Desktop - Espaciado mayor */
@media (min-width: 1024px) {
    .nav-links {
        gap: 1.5rem;
    }
    
    .nav-link {
        font-size: 1rem;
        padding: 0.75rem 1rem;
    }
}

/* =================================================================
   SECCIONES PRINCIPALES - MOBILE FIRST
================================================================= */

/* Hero Section */
.hero {
    width: 100%;
    padding: 3rem 1rem;
    position: relative;
    z-index: 1;
}

.hero-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 2rem;
}

.hero-content {
    flex: 1;
    max-width: 100%;
}

/* Logo grande en hero */
.hero-logo {
    font-family: 'Poppins', sans-serif;
    font-weight: 800;
    font-size: 2.5rem;
    color: #ffffff;
    margin-bottom: 1rem;
    letter-spacing: -1px;
    line-height: 1.1;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.hero-sub {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1rem;
    font-weight: 600;
    line-height: 1.3;
}

.hero-lead {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
    line-height: 1.6;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
    text-align: justify;
}

/* Tablets */
@media (min-width: 768px) {
    .hero {
        padding: 4rem 2rem;
    }
    
    .hero-inner {
        flex-direction: row;
        text-align: left;
        align-items: center;
        gap: 3rem;
    }
    
    .hero-content {
        max-width: 70%;
    }
    
    .hero-logo {
        font-size: 3rem;
        letter-spacing: -1.5px;
    }
    
    .hero-sub {
        font-size: 1.5rem;
    }
    
    .hero-lead {
        font-size: 1.1rem;
        margin-left: 0;
        margin-right: 0;
        padding: 15px;
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .hero {
        padding: 5rem 3rem;
    }
    
    .hero-logo {
        font-size: 4rem;
        letter-spacing: -2px;
        margin-bottom: 1.5rem;
    }
    
    .hero-sub {
        font-size: 1.75rem;
    }
    
    .hero-lead {
        font-size: 1.2rem;
        padding: 10px;
    }
}

/* Hero CTAs - Mobile First */
.hero-ctas {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 0 1.5rem;
    width: 100%;
    box-sizing: border-box;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.5rem;
    background: rgba(255, 255, 255, 0.95);
    color: #1e40af;
    text-decoration: none;
    border-radius: 0.75rem;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    text-align: center;
}

.btn-primary:hover {
    background: #ffffff;
    border-color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.5rem;
    background: transparent;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    text-align: center;
}

.btn-secondary:hover {
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
}

.trust-strip {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
    font-weight: 500;
}

.trust-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    backdrop-filter: blur(10px);
    flex: 0 1 calc(50% - 0.25rem);
    text-align: center;
    min-width: 0;
}

.trust-item::before {
    content: "✓";
    color: #10b981;
    font-weight: 700;
}

/* Tablets */
@media (min-width: 768px) {
    .hero-ctas {
        flex-direction: row;
        justify-content: flex-start;
        padding: 0;
    }
    
    .trust-strip {
        flex-direction: row;
        justify-content: flex-start;
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .trust-item {
        justify-content: flex-start;
        flex: 0 1 auto;
        min-width: auto;
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .btn-primary,
    .btn-secondary {
        padding: 0.875rem 2rem;
    }
}

/* Eslogan */
.tagline {
    font-size: 28px;
    color: #e8f0ff;
    font-weight: 300;
    margin-bottom: 50px;
    animation: fadeInUp 1s ease-out 0.3s both;
}

/* Coming Soon texto */
.coming-soon {
    font-size: 48px;
    color: #4a9eff;
    font-weight: 600;
    margin-bottom: 30px;
    animation: pulse 2s ease-in-out infinite;
}

/* Descripción */
.description {
    font-size: 18px;
    color: #b8d4ff;
    line-height: 1.6;
    margin-bottom: 50px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease-out 0.6s both;
}

/* Formulario de notificación con glassmorphism */
.notify-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
}

.notify-form input {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 0.75rem;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.9);
    color: #1e40af;
    transition: all 0.3s ease;
    -webkit-appearance: none;
    appearance: none;
    backdrop-filter: blur(10px);
}

.notify-form input::placeholder {
    color: rgba(30, 64, 175, 0.6);
}

.notify-form input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.2);
}

.notify-form button {
    width: 100%;
    padding: 1rem 2rem;
    border: none;
    border-radius: 0.75rem;
    background: linear-gradient(135deg, #1e40af 0%, #1d4ed8 100%);
    color: white;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.notify-form button:hover {
    background: linear-gradient(135deg, #1d4ed8 0%, #2563eb 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.notify-form button:active {
    transform: translateY(0);
}

/* Redes sociales */
.social-links {
    display: flex;
    gap: 20px;
    justify-content: center;
    animation: fadeInUp 1s ease-out 1.2s both;
}

.social-links a {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    text-decoration: none;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.social-links a:hover {
    background: rgba(74, 158, 255, 0.3);
    transform: translateY(-5px);
}

/* Logo Recpeck en la esquina */
.recpeck-badge {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 3;
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    animation: fadeIn 1.5s ease-out 1.5s both;
}

.recpeck-badge span {
    font-weight: 300;
}

.recpeck-badge img {
    height: 40px;
    width: auto;
    opacity: 0.9;
    transition: all 0.3s ease;
}

.recpeck-badge:hover img {
    opacity: 1;
    transform: scale(1.1);
}

/* Imagen decorativa del documento */
.document-decoration {
    position: fixed;
    right: 80px;
    top: 50%;
    transform: translateY(-50%) rotate(5deg);
    z-index: 2;
    animation: floatAnimation 6s ease-in-out infinite;
    opacity: 0.18;
}

.document-decoration img {
    width: 350px;
    height: auto;
    filter: brightness(0) invert(1) drop-shadow(0 0 20px rgba(255, 255, 255, 0.1));
}

/* Animaciones */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes floatAnimation {
    0%, 100% {
        transform: translateY(-50%) rotate(5deg) translateX(0);
    }
    50% {
        transform: translateY(-50%) rotate(8deg) translateX(-15px);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

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

/* Tablets y pantallas medianas (768px - 1024px) */
@media (max-width: 1024px) {
    .container {
        max-width: 700px;
        padding: 30px;
    }

    .logo {
        font-size: 90px;
    }

    .tagline {
        font-size: 24px;
        margin-bottom: 40px;
    }

    .coming-soon {
        font-size: 42px;
    }

    .description {
        font-size: 17px;
        max-width: 550px;
    }

    .document-decoration {
        right: 40px;
        opacity: 0.12;
    }

    .document-decoration img {
        width: 280px;
    }
}

/* Tablets en vertical y móviles grandes (481px - 768px) */
@media (max-width: 768px) {
    body {
        overflow-y: auto;
        overflow-x: hidden;
    }

    .container {
        padding: 40px 20px;
        max-width: 100%;
    }

    .logo {
        font-size: 64px;
        margin-bottom: 15px;
        letter-spacing: -1px;
    }

    .tagline {
        font-size: 20px;
        margin-bottom: 30px;
    }

    .coming-soon {
        font-size: 32px;
        margin-bottom: 25px;
    }

    .description {
        font-size: 16px;
        line-height: 1.5;
        margin-bottom: 35px;
        padding: 0 10px;
    }

    .notify-form {
        flex-direction: column;
        gap: 12px;
        padding: 0 10px;
    }

    .notify-form input {
        padding: 16px 20px;
        font-size: 15px;
    }

    .notify-form button {
        width: 100%;
        padding: 16px 30px;
        font-size: 15px;
    }

    .social-links {
        gap: 15px;
        margin-top: 30px;
    }

    .social-links a {
        width: 45px;
        height: 45px;
    }

    .recpeck-badge {
        bottom: 20px;
        left: 20px;
        font-size: 12px;
    }

    .recpeck-badge img {
        height: 32px;
    }

    .document-decoration {
        display: none;
    }
}

/* Móviles pequeños (320px - 480px) */
@media (max-width: 480px) {
    .container {
        padding: 30px 15px;
    }

    .logo {
        font-size: 48px;
        margin-bottom: 10px;
    }

    .tagline {
        font-size: 16px;
        margin-bottom: 25px;
    }

    .coming-soon {
        font-size: 28px;
        margin-bottom: 20px;
    }

    .description {
        font-size: 14px;
        line-height: 1.4;
        margin-bottom: 30px;
    }

    .notify-form {
        gap: 10px;
    }

    .notify-form input {
        padding: 14px 18px;
        font-size: 14px;
    }

    .notify-form button {
        padding: 14px 25px;
        font-size: 14px;
    }

    .social-links a {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }

    .recpeck-badge {
        bottom: 15px;
        left: 15px;
        font-size: 11px;
    }

    .recpeck-badge img {
        height: 28px;
    }
}

/* Móviles muy pequeños (hasta 360px) */
@media (max-width: 360px) {
    .container {
        padding: 25px 10px;
    }

    .logo {
        font-size: 42px;
    }

    .tagline {
        font-size: 15px;
    }

    .coming-soon {
        font-size: 24px;
    }

    .description {
        font-size: 13px;
    }

    .notify-form input,
    .notify-form button {
        font-size: 13px;
        padding: 12px 15px;
    }
}

/* Pantallas extra grandes (1440px+) */
@media (min-width: 1440px) {
    .container {
        max-width: 900px;
    }

    .logo {
        font-size: 140px;
    }

    .tagline {
        font-size: 32px;
    }

    .coming-soon {
        font-size: 56px;
    }

    .description {
        font-size: 20px;
        max-width: 700px;
    }

    .document-decoration img {
        width: 400px;
    }
}

/* Landscape mode para móviles */
@media (max-height: 600px) and (orientation: landscape) {
    body {
        overflow-y: auto;
    }

    .container {
        padding: 20px;
    }

    .logo {
        font-size: 36px;
        margin-bottom: 5px;
    }

    .tagline {
        font-size: 14px;
        margin-bottom: 15px;
    }

    .coming-soon {
        font-size: 20px;
        margin-bottom: 10px;
    }

    .description {
        font-size: 12px;
        margin-bottom: 20px;
    }

    .notify-form {
        flex-direction: row;
        gap: 10px;
    }

    .notify-form input {
        padding: 10px 15px;
        font-size: 13px;
    }

    .notify-form button {
        padding: 10px 20px;
        font-size: 13px;
        white-space: nowrap;
    }

    .recpeck-badge {
        bottom: 10px;
        left: 10px;
        font-size: 10px;
    }

    .recpeck-badge img {
        height: 24px;
    }

    .social-links {
        display: none;
    }
}

/* ==================================================
   Estilos para contenido SEO y CTAs añadidos por el asistente
   - Estética profesional, legible y responsive
================================================== */
.seo-content {
    max-width: 900px;
    margin: 32px auto;
    padding: 28px 30px;
    background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
    border-radius: 12px;
    color: #e6eef9;
    line-height: 1.75;
    box-shadow: 0 10px 30px rgba(10,31,68,0.45);
}

.seo-content h2 {
    color: #ffffff;
    font-size: 1.5rem;
    margin-top: 18px;
    margin-bottom: 8px;
    font-weight: 700;
}

.seo-content h3 {
    color: #dbeafe;
    font-size: 1.05rem;
    margin-top: 14px;
    margin-bottom: 6px;
    font-weight: 600;
}

.seo-content p,
.seo-content li {
    color: #cbd7ea;
    font-size: 1rem;
}

.seo-content ul,
.seo-content ol {
    margin-left: 1.1rem;
    margin-bottom: 12px;
}

.cta-link {
    display: inline-block;
    background: linear-gradient(135deg, #ffd166 0%, #ff7a59 100%);
    color: #071233;
    padding: 12px 22px;
    border-radius: 999px;
    font-weight: 700;
    text-decoration: none;
    box-shadow: 0 10px 30px rgba(255,125,90,0.16);
    transition: transform .18s ease, box-shadow .18s ease, opacity .18s ease;
}

.cta-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 40px rgba(255,125,90,0.22);
}

.cta-link:focus {
    outline: 3px solid rgba(74,158,255,0.16);
    outline-offset: 4px;
}

/* Navegación interna - Mobile First */
.page-nav {
    display: flex;
    gap: 0.25rem;
    justify-content: center;
    flex-wrap: wrap;
    margin: 2rem 0;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    max-width: 100%;
}

.page-nav a {
    color: rgba(255, 255, 255, 0.8);
    background: transparent;
    padding: 0.5rem 0.75rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.75rem;
    transition: all 0.2s ease;
    text-align: center;
    min-width: 80px;
}

.page-nav a:hover,
.page-nav a:focus {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    outline: none;
}

/* Tablets */
@media (min-width: 768px) {
    .page-nav {
        gap: 0.5rem;
        margin: 2.5rem 0;
        padding: 1rem;
        border-radius: 1rem;
    }
    
    .page-nav a {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
        min-width: auto;
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .page-nav {
        margin: 3rem 0;
    }
}

/* Secciones de contenido con glassmorphism */
.content-section {
    padding: 4rem 0;
    position: relative;
    z-index: 1;
}

.content-section:nth-child(even) {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
}

.section-inner {
    max-width: 800px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 1rem;
    line-height: 1.2;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    text-align: center;
}

.section-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.seo-section {
    max-width: 800px;
    margin: 2rem auto;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 1rem;
    backdrop-filter: blur(10px);
    color: #ffffff;
    line-height: 1.7;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.seo-section h2 { 
    color: #ffffff; 
    margin-bottom: 1rem; 
    font-weight: 700;
    font-size: 2rem;
    line-height: 1.3;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.seo-section h3 {
    color: #ffffff;
    font-weight: 600;
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
    line-height: 1.4;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.seo-section p, .seo-section li { 
    color: rgba(255, 255, 255, 0.9); 
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

.seo-section ul, .seo-section ol {
    margin-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.seo-section li {
    margin-bottom: 0.5rem;
}

/* Formulario profesional con glassmorphism */
.lead-form {
    max-width: 500px;
    margin: 4rem auto;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 1.5rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    position: relative;
}

.lead-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    border-radius: 1.5rem;
    z-index: -1;
}

.lead-form h2 { 
    color: #ffffff; 
    margin-bottom: 0.5rem; 
    font-weight: 700;
    font-size: 1.875rem;
    line-height: 1.3;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.lead-form .lead-small { 
    color: rgba(255, 255, 255, 0.8); 
    margin-bottom: 2rem; 
    font-size: 1.125rem;
    line-height: 1.6;
}

/* Final CTA section */
.final-cta { text-align: center; padding-bottom: 30px; }

/* Responsive Design */

/* Mobile específico - pantallas muy pequeñas */
@media (max-width: 480px) {
    .hero-ctas {
        padding: 0 2.5rem;
    }
    
    .trust-item {
        font-size: 0.7rem;
        padding: 0.3rem 0.6rem;
    }
}

@media (max-width: 768px) {
    .header-inner {
        padding: 0 1rem;
    }
    
    .nav-links {
        gap: 0.5rem;
    }
    
    .nav-links a {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .hero {
        padding: 4rem 0 3rem;
    }
    
    .hero-logo {
        font-size: 3rem;
    }
    
    .hero-sub {
        font-size: 1.25rem;
    }
    
    .hero-lead {
        font-size: 1rem;
        padding: 15px;
    }
    
    .hero-ctas {
        flex-direction: column;
        gap: 0.75rem;
        padding: 0 2rem;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .trust-strip {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.5rem;
        justify-content: center;
    }
    
    .trust-item {
        flex: 0 1 calc(50% - 0.25rem);
        font-size: 0.75rem;
        padding: 0.375rem 0.75rem;
        justify-content: center;
        text-align: center;
    }
    
    .page-nav {
        padding: 0.75rem;
        gap: 0.25rem;
        margin: 2rem 0;
    }
    
    .page-nav a {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
    
    .lead-form {
        padding: 2rem 1.5rem;
        margin: 2rem auto;
    }
    
    .section-title {
        font-size: 1.875rem;
    }
    
    .section-subtitle {
        font-size: 1.125rem;
    }
    
    .content-section {
        padding: 3rem 0;
    }
    
    .seo-section {
        padding: 1.5rem;
        margin: 1rem;
    }
    
    /* Ocultar documento 3D en móviles */
    .document-3d {
        display: none;
    }
}

@media (max-width: 1024px) {
    .document-3d {
        right: 5%;
        width: 200px;
        height: 260px;
    }
    
    .document-lines {
        top: 30px;
        left: 20px;
        right: 20px;
    }
    
    .document-line {
        height: 8px;
        margin-bottom: 12px;
    }
    
    .document-signature {
        bottom: 40px;
        right: 20px;
        width: 60px;
        height: 30px;
        font-size: 10px;
    }
}

/* Mobile: CTA full width and center */
@media (max-width: 768px) {
    .seo-content { padding: 22px; }
    .seo-content h2 { font-size: 1.25rem; }
    .cta-link { display: block; width: 100%; text-align: center; }
}

/* How-it-works & features */
.how-it-works {
    max-width: 1000px;
    margin: 28px auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}
.how-card {
    background: linear-gradient(135deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04));
    border-radius: 16px;
    padding: 24px;
    color: #ffffff;
    text-align: left;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px rgba(10, 31, 68, 0.3);
    backdrop-filter: blur(8px);
}
.how-card h3 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 8px;
}

/* Párrafo centrado después del título de sección */
.section-title + p {
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 1rem auto 0 auto;
}

/* Container full-width para features */
.features .container {
    max-width: none;
    width: 100%;
    padding: 0 2rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    row-gap: 1.5rem;
    column-gap: 0.5rem;
    margin-top: 3rem;
    justify-items: center;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}
.feature-card {
    background: linear-gradient(135deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04));
    border-radius: 16px;
    padding: 2rem;
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px rgba(10, 31, 68, 0.3);
    backdrop-filter: blur(8px);
    text-align: center;
    width: 100%;
    max-width: 320px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(10, 31, 68, 0.4);
}
.feature-icon {
    font-size: 3rem;
    display: block;
}

.feature-icon img {
    width: 5rem;
    height: 5rem;
    object-fit: contain;
}

.feature-card h3 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.feature-card p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    font-size: 0.9rem;
}

/* ==================== FAQ ACCORDION SECTION ==================== */
.faq {
    padding: 4rem 0;
}

.faq-accordion {
    max-width: 800px;
    margin: 3rem auto 0 auto;
}

.faq-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(96, 165, 250, 0.3);
}

.faq-question {
    width: 100%;
    padding: 1.5rem;
    background: none;
    border: none;
    color: #ffffff;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 1.1rem;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.faq-question:hover {
    color: #60a5fa;
}

.faq-question:focus {
    outline: 2px solid #60a5fa;
    outline-offset: -2px;
    color: #60a5fa;
}

.faq-icon {
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.45s ease;
    flex-shrink: 0;
    margin-left: 1rem;
}

.faq-item[open] .faq-icon {
    transform: rotate(45deg);
    color: #60a5fa;
}

.faq-item[open] .faq-question {
    color: #60a5fa;
}

.faq-question::-webkit-details-marker { display: none; }

.faq-answer {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-6px);
    padding: 0 1.5rem;
    transition: max-height 0.6s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.4s ease, transform 0.5s ease;
    will-change: max-height, opacity, transform;
}

.faq-item[open] .faq-answer {
    max-height: 600px; /* suficiente para el contenido esperado */
    opacity: 1;
    transform: translateY(0);
    padding: 0 1.5rem 1.5rem 1.5rem;
}

.faq-answer p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    font-size: 0.95rem;
    margin: 0;
}

/* Responsive para FAQ */
@media (max-width: 768px) {
    .faq {
        padding: 3rem 0;
    }
    
    .faq-accordion {
        margin-top: 2rem;
    }
    
    .faq-question {
        padding: 1.2rem;
        font-size: 1rem;
    }
    
    .faq-item[data-active="true"] .faq-answer {
        padding: 0 1.2rem 1.2rem 1.2rem;
    }
}

/* ==================== BENEFITS SECTION ==================== */
.benefits {
    padding: 4rem 0;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.benefit-item {
    background: rgba(255, 255, 255, 0.03);
    border-left: 4px solid #60a5fa;
    border-radius: 8px;
    padding: 1.5rem;
    color: #ffffff;
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.benefit-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(96, 165, 250, 0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 0;
}

.benefit-item:hover::before {
    opacity: 1;
}

.benefit-item:hover {
    border-left-color: #3b82f6;
    transform: translateX(5px);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.2);
}

.benefit-item h3 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
    line-height: 1.3;
    position: relative;
    z-index: 1;
}

.benefit-item p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.5;
    font-size: 0.9rem;
    position: relative;
    z-index: 1;
}

/* Responsive para benefits */
@media (max-width: 768px) {
    .benefits {
        padding: 3rem 0;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-top: 2rem;
        max-width: 100%;
    }
    
    .benefit-item {
        padding: 1.2rem;
    }
    
    .benefit-item:hover {
        transform: translateX(3px);
    }
}

/* ==================== USE CASES SECTION ==================== */
.use-cases {
    padding: 4rem 0;
    background: rgba(0, 0, 0, 0.1);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-top: 3rem;
}

.use-case {
    background: linear-gradient(45deg, rgba(37, 99, 235, 0.1), rgba(59, 130, 246, 0.05));
    border: 2px solid transparent;
    background-clip: padding-box;
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.use-case::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s ease;
}

.use-case:hover::before {
    left: 100%;
}

.use-case:hover {
    transform: scale(1.05) rotate(1deg);
    border-color: rgba(96, 165, 250, 0.3);
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.2);
}

.use-case h3 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 1rem;
    font-size: 1rem;
    line-height: 1.3;
}

.use-case p {
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.5;
    font-size: 0.85rem;
}

/* Responsive para use-cases */
@media (max-width: 1024px) {
    .use-cases-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .use-cases {
        padding: 3rem 0;
    }
    
    .use-cases-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        margin-top: 2rem;
    }
    
    .use-case {
        padding: 1.2rem;
    }
    
    .use-case:hover {
        transform: scale(1.02) rotate(0.5deg);
    }
}

/* Responsive para features */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        row-gap: 1.2rem;
        column-gap: 1rem;
    }
}

@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
        row-gap: 1rem;
        column-gap: 0;
        margin-top: 2rem;
    }
    
    .feature-card {
        max-width: 100%;
        padding: 1.5rem;
    }
}

@media (max-width: 900px) {
    .hero-inner { flex-direction: column-reverse; align-items: flex-start; }
    .hero-visual { width: 100%; }
    
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

/* Footer discreto - Mobile First */
.footer {
    padding: 2rem 0 1rem;
    background: rgba(0, 0, 0, 0.1);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 3rem;
}

.footer-content {
    display: flex;
    justify-content: center;
    align-items: center;
}

.powered-by {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
    font-weight: 400;
    margin: 0;
}

.recpeck-icon {
    width: 20px;
    height: 20px;
    opacity: 0.7;
}

.powered-by strong {
    color: rgba(255, 255, 255, 0.8);
}

/* Desktop */
@media (min-width: 1024px) {
    .footer {
        padding: 3rem 0 2rem;
    }
    
    .powered-by {
        font-size: 1rem;
    }
    
    .recpeck-icon {
        width: 24px;
        height: 24px;
    }
}

/* ==================== FORMULARIO DE REGISTRO ==================== */
.notify-form {
    padding: 4rem 0;
    position: relative;
    z-index: 1;
}

.form-content {
    max-width: 700px;
    margin: 0 auto;
    padding: 3rem 2rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 1.5rem;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    position: relative;
    overflow: hidden;
}

.form-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    border-radius: 1.5rem;
    z-index: -1;
}

.form-content h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 1rem;
    text-align: center;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    line-height: 1.3;
}

.form-content > p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    line-height: 1.6;
    margin-bottom: 2.5rem;
    text-align: center;
}

.registration-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 0.25rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 0.75rem;
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    background: rgba(255, 255, 255, 0.15);
    color: #ffffff;
    transition: all 0.3s ease;
    -webkit-appearance: none;
    appearance: none;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.form-group input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: rgba(96, 165, 250, 0.6);
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.2);
    transform: translateY(-1px);
}

.form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23ffffff' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 12px;
    padding-right: 3rem;
    cursor: pointer;
}

.form-group select option {
    background: #1e40af;
    color: #ffffff;
    padding: 0.5rem;
}

.submit-btn {
    width: 100%;
    padding: 1.125rem 2rem;
    border: none;
    border-radius: 0.75rem;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: #ffffff;
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 1.125rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    margin-top: 0.5rem;
    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 ease;
}

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

.submit-btn:hover {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.submit-btn:active {
    transform: translateY(0);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn-loading {
    display: inline-block;
}

.form-note {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    text-align: center;
    margin-top: 1rem;
    line-height: 1.5;
}

/* Responsive para formulario */
@media (max-width: 768px) {
    .notify-form {
        padding: 3rem 0;
    }
    
    .form-content {
        padding: 2rem 1.5rem;
        margin: 0 1rem;
        border-radius: 1.25rem;
    }
    
    .form-content h2 {
        font-size: 1.75rem;
    }
    
    .form-content > p {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    
    .registration-form {
        gap: 1.25rem;
    }
    
    .form-group input,
    .form-group select {
        padding: 0.875rem 1rem;
        font-size: 0.95rem;
    }
    
    .submit-btn {
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }
    
    .form-note {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .form-content {
        padding: 1.5rem 1rem;
        margin: 0 0.75rem;
    }
    
    .form-content h2 {
        font-size: 1.5rem;
    }
    
    .form-content > p {
        font-size: 0.95rem;
    }
    
    .registration-form {
        gap: 1rem;
    }
    
    .form-group label {
        font-size: 0.9rem;
    }
    
    .form-group input,
    .form-group select {
        padding: 0.75rem 0.875rem;
        font-size: 0.9rem;
    }
    
    .submit-btn {
        padding: 0.875rem 1.25rem;
        font-size: 0.95rem;
    }
}