/* ===============================================
   VARIABLES GLOBALES
   =============================================== */
:root {
    --naranja: #f04a00;
    --naranja-claro: #ff6b20;
    --naranja-oscuro: #d93800;
    --azul: #0d2a6b;
    --azul-claro: #1a3d8f;
    --gris-claro: #f8f9fa;
    --sombra: 0 20px 35px -10px rgba(0,0,0,0.2);
    --sombra-suave: 0 5px 15px rgba(0,0,0,0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===============================================
   RESET - Elimina márgenes y define fuente base
   =============================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow-x: hidden;
}

/* ===============================================
   ANIMACIONES GLOBALES
   =============================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

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

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

@keyframes titleGlow {
    0% {
        text-shadow: 0 0 0px rgba(255,255,255,0);
    }
    50% {
        text-shadow: 0 0 20px rgba(240, 74, 0, 0.3);
    }
    100% {
        text-shadow: 0 0 0px rgba(255,255,255,0);
    }
}

/* ===============================================
   CONTENEDOR PRINCIPAL (HERO)
   =============================================== */
.hero {
    position: relative;
    min-height: 100vh;
    height: auto;
    overflow-x: hidden;
    overflow-y: auto;
}

/* ===============================================
   FONDO DE PANTALLA CON ZOOM SUAVE
   =============================================== */
.hero-bg {
    position: fixed;
    inset: 0;
    background: url("../img/fondo.png") center/cover no-repeat;
    z-index: 0;
    animation: zoomBg 20s ease-in-out infinite;
}

/* ===============================================
   OVERLAY AZUL CON GRADIENTE
   =============================================== */
.hero::before {
    content: "";
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, rgba(23, 91, 236, 0.842) 0%, rgba(13, 42, 107, 0.85) 100%);
    z-index: 1;
}

/* ===============================================
   ROMBO NARANJA - SIN ROTACIÓN (estático)
   =============================================== */
.shape-right {
    position: fixed;
    right: -400px;
    top: 50%;
    width: 1200px;
    height: 1200px;
    background: linear-gradient(135deg, var(--naranja-claro) 0%, var(--naranja-claro) 100%);
    transform: translateY(-50%) rotate(45deg);
    border-radius: 100px;
    z-index: 2;
    opacity: 0.95;
}

/* ===============================================
   CONTENEDOR DE CONTENIDO PRINCIPAL
   =============================================== */
.hero-content {
    position: relative;
    z-index: 3;
/*    min-height: 100vh;*/
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
}

/* ===============================================
   COLUMNA IZQUIERDA (texto) - ARRIBA A LA IZQUIERDA
   =============================================== */
.left-column {
    flex: 0 0 55%;
    padding-left: 8%;
    padding-top: 12vh;
    position: relative;
    z-index: 4;
    animation: fadeInLeft 1s ease-out;
}

/* ===============================================
   COLUMNA DERECHA (login) - CENTRADA VERTICALMENTE
   =============================================== */
.right-column {
    flex: 0 0 45%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 4;
    min-height: 100vh;
    animation: fadeInRight 1s ease-out 0.2s both;
    padding: 20px;
}

/* ===============================================
   CONTENEDOR DEL TEXTO DE BIENVENIDA MEJORADO
   =============================================== */
.left {
    color: white;
    max-width: 600px;
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

/* Icono naranja más grande y con mejor efecto */
.icono-naranjo {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--naranja) 0%, var(--naranja-claro) 100%);
    clip-path: polygon(20% 15%, 85% 50%, 20% 85%);
    border-radius: 50px;
    flex-shrink: 0;
    animation: pulse 2s ease-in-out infinite;
    box-shadow: 0 0 25px rgba(240, 74, 0, 0.4);
    transition: var(--transition);
    margin-top: 8px;
}

.icono-naranjo:hover {
    transform: scale(1.1);
    box-shadow: 0 0 35px rgba(240, 74, 0, 0.6);
}

.titulo-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.titulo-acceso {
    font-size: 18px;
    font-weight: 500;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 5px;
    display: inline-block;
    position: relative;
}

.titulo-acceso::before {
    content: '';
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, var(--naranja), transparent);
}

.titulo-principal {
    font-size: 62px;
    font-weight: 400;
    line-height: 1.08;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 0%, #f5f5f5 50%, #e0e0e0 100%);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    animation: titleGlow 3s ease-in-out infinite;
}

.titulo-sub {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-top: 5px;
    display: inline-block;
    position: relative;
}

.titulo-sub span {
    background: linear-gradient(135deg, #ffffff, var(--naranja-claro));
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    position: relative;
}

.titulo-sub span::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--naranja), var(--naranja-claro), transparent);
    border-radius: 2px;
}

.titulo-line {
    margin-top: 20px;
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--naranja) 0%, var(--naranja-claro) 70%, transparent);
    border-radius: 3px;
    animation: fadeInLeft 0.8s ease-out 0.5s both;
}

.card {
    background: rgba(255, 255, 255, 0.98);
    padding: 35px;
    width: 400px;
    max-width: 100%;
    border-radius: 24px;
    box-shadow: var(--sombra);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Contenedor de la tarjeta de registro con scroll interno */
.card-registro {
    background: rgba(255, 255, 255, 0.98);
    padding: 25px;
    width: 480px;
    max-width: 100%;
    max-height: 90vh;
    border-radius: 24px;
    box-shadow: var(--sombra);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.3);
    display: flex;
    flex-direction: column;
}

.card-registro:hover {
    transform: translateY(-5px);
    box-shadow: 0 30px 45px -15px rgba(0,0,0,0.3);
}

/* Scrollbar personalizado */
.card-registro form {
    overflow-y: auto;
    padding-right: 10px;
}

.card-registro form::-webkit-scrollbar {
    width: 6px;
}

.card-registro form::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

.card-registro form::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 10px;
}

.card-registro form::-webkit-scrollbar-thumb:hover {
    background: var(--naranja);
}

/* Logo dentro de la tarjeta con animación */
.card-logo {
    text-align: center;
    margin-bottom: 20px;
}

.card-logo img {
    height: 55px;
    transition: var(--transition);
}

.card-logo img:hover {
    transform: scale(1.05);
}

/* Títulos internos de la tarjeta */
.titulo {
    text-align: center;
    color: #555;
    margin-bottom: 25px;
}

.titulo h2 {
    margin: 0;
    font-size: 24px;
    font-weight: 700;
    color: #1a1a2e;
}

.titulo h4 {
    margin: 8px 0 0 0;
    font-weight: 400;
    font-size: 14px;
    color: #888;
}

/* Etiquetas de los campos */
label {
    font-size: 13px;
    font-weight: 600;
    display: block;
    margin-bottom: 6px;
    color: #333;
    letter-spacing: 0.3px;
}

/* Campos de entrada con animación */
input {
    width: 100%;
    box-sizing: border-box;
    padding: 14px 16px;
    margin: 5px 0 18px;
    border-radius: 12px;
    border: 2px solid #e0e0e0;
    outline: none;
    font-size: 14px;
    transition: var(--transition);
    background: #fff;
}

input:hover {
    border-color: var(--naranja-claro);
}

input:focus {
    border-color: var(--naranja);
    box-shadow: 0 0 0 4px rgba(240, 74, 0, 0.1);
    transform: translateY(-1px);
}

/* Estilos específicos para registro */
.card-registro label {
    font-size: 12px;
    margin-bottom: 4px;
    margin-top: 8px;
}

.card-registro input {
    padding: 10px 14px;
    margin-bottom: 8px;
    font-size: 13px;
}

/* Captcha estilizado */
.captcha {
    background: linear-gradient(135deg, #f5f5f5 0%, #eeeeee 100%);
    border: 1px solid #ddd;
    padding: 14px;
    margin-bottom: 22px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    color: #555;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 10px;
}

.captcha:hover {
    background: #e8e8e8;
    transform: scale(1.01);
}

.captcha::before {
    content: "✓";
    display: inline-block;
    width: 20px;
    height: 20px;
    background: white;
    border: 2px solid #ccc;
    border-radius: 4px;
    text-align: center;
    line-height: 18px;
    color: transparent;
    transition: var(--transition);
}

.captcha:hover::before {
    border-color: var(--naranja);
}

/* Botón de acceso con animaciones */
button {
    display: block;
    width: 100%;
    margin: 0 auto;
    padding: 14px;
    background: linear-gradient(135deg, var(--naranja) 0%, var(--naranja-oscuro) 100%);
    color: white;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 700;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(240, 74, 0, 0.3);
}

button:hover::before {
    width: 300px;
    height: 300px;
}

button:active {
    transform: translateY(1px);
}

/* Enlaces de ayuda */
.links {
    font-size: 13px;
    margin-top: 20px;
    text-align: center;
}

.links a {
    color: var(--naranja);
    display: block;
    text-decoration: none;
    margin: 8px 0;
    transition: var(--transition);
    font-weight: 500;
}

.links a:hover {
    color: var(--naranja-oscuro);
    transform: translateX(5px);
}

/* ===============================================
   LEMA FLOATING CON ANIMACIÓN
   =============================================== */
.lema {
    position: fixed;
    bottom: 140px;
    left: -20px;
    background: linear-gradient(135deg, var(--naranja) 0%, var(--naranja-claro) 100%);
    color: white;
    padding: 14px 88px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 18px;
    z-index: 4;
    animation: float 3s ease-in-out infinite;
    box-shadow: var(--sombra-suave);
    font-weight: 500;
    backdrop-filter: blur(5px);
}

.lema strong {
    font-weight: 800;
}

.lema::before {
    content: "▶";
    font-size: 14px;
    animation: pulse 1.5s ease-in-out infinite;
}

/* ===============================================
   ALERTAS
   =============================================== */
.alert {
    padding: 12px 16px;
    border-radius: 12px;
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-success {
    background-color: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
}

.alert-danger {
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
}

.lado{
    width: 80px;
    flex-shrink: 0;
    position: absolute;
}

/* ===============================================
   CURVA DECORATIVA SVG
   =============================================== */
.curva-decorativa {
    position: fixed;
    top: 25%;
    left: -30%;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    overflow: visible;
}

.linea-login {
    width: 100%;
    height: 100%;
    display: block;
    filter: drop-shadow(0px 4px 8px rgba(0, 0, 0, 0.2));
}

/* ===============================================
   DISEÑO RESPONSIVE MEJORADO
   =============================================== */

/* Pantallas grandes (desktop) */
@media screen and (min-width: 900px) {

    .lado{
        transform: translateX(-50%);
    }

}
@media (min-width: 1440px) {
    .titulo-principal {
        font-size: 78px;
    }
    
    .titulo-sub {
        font-size: 34px;
    }
    
    .card {
        width: 450px;
        padding: 40px;
    }
    
    .card-registro {
        width: 550px;
        padding: 35px;
    }
}

/* Pantallas de hasta 1200px */
@media (max-width: 1200px) {
    .titulo-principal {
        font-size: 52px;
    }
    
    .titulo-sub {
        font-size: 24px;
    }
    
    .card {
        width: 380px;
        padding: 30px;
    }
    
    .card-registro {
        width: 450px;
        padding: 28px;
    }
    
    .left-column {
        padding-top: 10vh;
    }
    
    .lema {
        padding: 12px 70px;
        font-size: 17px;
    }
}

/* Pantallas de hasta 1024px (tablets horizontales) */
@media (max-width: 1024px) {
    .titulo-principal {
        font-size: 44px;
    }
    
    .titulo-sub {
        font-size: 22px;
    }
    
    .titulo-acceso {
        font-size: 16px;
    }
    
    .left-column {
        padding-left: 5%;
        padding-top: 8vh;
    }
    
    .card {
        width: 350px;
        padding: 28px;
    }
    
    .card-registro {
        width: 420px;
        padding: 25px;
        max-height: 85vh;
    }
    
    .lema {
        padding: 12px 60px;
        font-size: 16px;
    }
    
    .icono-naranjo {
        width: 45px;
        height: 45px;
    }
}

/* Pantallas de hasta 900px */
@media (max-width: 900px) {
    .hero-content {
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }
    
    .left-column {
        flex: 0 0 auto;
        padding: 20px;
        padding-top: 5vh;
        text-align: center;
        width: 100%;
    }
    
    .right-column {
        flex: 0 0 auto;
        width: 100%;
        padding: 20px;
        min-height: auto;
    }
    
    .left {
        justify-content: center;
        text-align: center;
        flex-direction: column;
        align-items: center;
    }
    
    .titulo-principal {
        text-align: center;
    }
    
    .titulo-acceso::before {
        left: 50%;
        transform: translateX(-50%);
        width: 60px;
    }
    
    .titulo-line {
        margin: 20px auto 0 auto;
    }
    
    .card, .card-registro {
        margin: 0 auto;
    }
    
    .lema {
        position: fixed;
        bottom: 20px;
        left: 20px;
        padding: 10px 40px;
        font-size: 15px;
    }
}

/* Pantallas de hasta 768px (tablets verticales) */
@media (max-width: 768px) {
    .shape-right {
        display: none;
    }
    
    .titulo-principal {
        font-size: 36px;
    }
    
    .titulo-sub {
        font-size: 20px;
    }
    
    .titulo-acceso {
        font-size: 14px;
    }
    
    .icono-naranjo {
        width: 40px;
        height: 40px;
        margin-bottom: 10px;
    }
    
    .card {
        width: 100%;
        max-width: 400px;
        padding: 25px;
    }
    
    .card-registro {
        width: 100%;
        max-width: 450px;
        padding: 22px;
        max-height: 80vh;
    }
    
    .titulo h2 {
        font-size: 22px;
    }
    
    .titulo h4 {
        font-size: 13px;
    }
    
    button {
        padding: 12px;
        font-size: 15px;
    }
    
    .lema {
        margin: 30px auto;
        width: fit-content;
        padding: 12px 30px;
        font-size: 14px;
        animation: none;
    }
}

/* Pantallas de hasta 600px (móviles grandes) */
@media (max-width: 600px) {
    .titulo-principal {
        font-size: 32px;
    }
    
    .titulo-sub {
        font-size: 18px;
    }
    
    .left-column {
        padding: 15px;
        padding-top: 3vh;
    }
    
    .right-column {
        padding: 15px;
    }
    
    .card, .card-registro {
        padding: 20px;
    }
    
    .card-registro {
        max-height: 75vh;
    }
    
    .card-logo img {
        height: 45px;
    }
    
    .titulo {
        margin-bottom: 20px;
    }
    
    .titulo h2 {
        font-size: 20px;
    }
    
    .titulo h4 {
        font-size: 12px;
    }
    
    input {
        padding: 10px 14px;
        margin: 5px 0 14px;
        font-size: 13px;
    }
    
    .card-registro input {
        padding: 8px 12px;
        margin-bottom: 6px;
    }
    
    .captcha {
        padding: 12px;
        font-size: 13px;
    }
    
    button {
        padding: 10px;
        font-size: 14px;
    }
    
    .links a {
        font-size: 12px;
    }
    
    .lema {
        margin: 20px auto;
        padding: 10px 25px;
        font-size: 13px;
    }
}

/* Pantallas de hasta 480px (móviles pequeños) */
@media (max-width: 480px) {
    .titulo-principal {
        font-size: 28px;
    }
    
    .titulo-sub {
        font-size: 16px;
    }
    
    .icono-naranjo {
        width: 35px;
        height: 35px;
    }
    
    .card, .card-registro {
        padding: 20px;
    }
    
    .card-registro {
        max-height: 70vh;
    }
    
    .card-logo img {
        height: 40px;
    }
    
    .titulo h2 {
        font-size: 18px;
    }
    
    input {
        padding: 8px 12px;
        margin: 5px 0 12px;
        border-radius: 10px;
    }
    
    .card-registro input {
        padding: 7px 10px;
    }
    
    .captcha {
        padding: 10px;
        margin-bottom: 15px;
        font-size: 12px;
    }
    
    button {
        padding: 10px;
        font-size: 14px;
        border-radius: 10px;
    }
    
    .lema {
        padding: 8px 20px;
        font-size: 12px;
    }
    
    .lema::before {
        font-size: 10px;
    }
}


/* Pantallas de hasta 375px (móviles extra pequeños) */
@media (max-width: 375px) {
    .titulo-principal {
        font-size: 24px;
    }
    
    .titulo-sub {
        font-size: 14px;
    }
    
    .card, .card-registro {
        padding: 20px;
    }
    
    .card-registro {
        max-height: 90vh;
    }
    
    .titulo h2 {
        font-size: 16px;
    }
    
    .titulo h4 {
        font-size: 11px;
    }
    
    input {
        padding: 7px 10px;
        font-size: 12px;
    }
    
    .captcha {
        font-size: 11px;
        padding: 8px;
    }
    
    .captcha::before {
        width: 16px;
        height: 16px;
        line-height: 14px;
    }
    
    button {
        font-size: 13px;
        padding: 8px;
    }
    
    .links a {
        font-size: 11px;
    }
}

/* Pantallas de hasta 320px */
@media (max-width: 320px) {
    .titulo-principal {
        font-size: 22px;
    }
    
    .titulo-sub {
        font-size: 13px;
    }
    
    .card, .card-registro {
        padding: 20px;
    }
    
    .card-registro {
        max-height: 80vh;
    }
    
    .titulo {
        margin-bottom: 15px;
    }
    
    .titulo h2 {
        font-size: 15px;
    }
    
    input {
        padding: 6px 8px;
        margin-bottom: 10px;
    }
    
    .captcha {
        font-size: 10px;
        margin-bottom: 12px;
    }
    
    button {
        font-size: 12px;
    }
}

/* Orientación landscape (horizontal) en móviles */
@media (max-width: 900px) and (orientation: landscape) {
    .hero {
        min-height: auto;
        height: auto;
    }
    
    .left-column {
        padding-top: 2vh;
    }
    
    .right-column {
        min-height: auto;
        padding: 10px;
    }
    
    .card, .card-registro {
        max-height: 80vh;
    }
    
    .lema {
        position: static;
        margin: 15px auto;
    }
}

/* Ajustes para tablets en landscape */
@media (min-width: 768px) and (max-width: 1024px) and (orientation: landscape) {
    .titulo-principal {
        font-size: 38px;
    }
    
    .titulo-sub {
        font-size: 20px;
    }
    
    .card, .card-registro {
        max-height: 80vh;
    }
    
    .right-column {
        padding: 15px;
    }
}

.modal-backdrop{
    display: none;
}


  /* ── Responsive adicional ── */

@media (max-width: 768px) {
    .curva-decorativa {
        display: none;
    }
}

@media (max-width: 1024px) {
    .left-column {
        padding-left: 4%;
        padding-top: 6vh;
    }
    .titulo-principal {
        font-size: 40px;
    }
}

@media (max-width: 900px) {
    .left-column {
        padding-top: 3vh;
        padding-bottom: 0;
    }
    .titulo-principal {
        font-size: 30px;
        text-align: center;
    }
    .icono-naranjo {
        margin: 0 auto 8px auto;
    }
    .lado {
        display: none;
    }
}

@media (max-width: 600px) {
    .left-column {
        display: none;
    }
    .right-column {
        min-height: 100vh;
        padding: 10px;
    }
}

@media (max-width: 900px) {
    .lema {
        position: static;
        width: fit-content;
        margin: 12px auto;
        padding: 10px 30px;
        font-size: 14px;
        animation: none;
        bottom: unset;
        left: unset;
    }
}

@media (max-width: 480px) {
    .lema {
        font-size: 12px;
        padding: 8px 20px;
    }
}

@media (max-width: 900px) and (orientation: landscape) {
    .left-column {
        display: none;
    }
    .right-column {
        min-height: 100vh;
    }
    .lema {
        display: none;
    }
}