@import url('https://fonts.googleapis.com/css2?family=Inter:wght@100..900&display=swap');

:root {
    --color-primary: #307582;
    --color-primary-dark: #173F49;
    --color-text: #2d2d2d;
    --color-text-light: #8d8a8a;
    --color-background: #fdfdfd;
    --color-border: #e0e0e0;
    --color-success: #307582;
    --color-shadow: rgba(48, 117, 130, 0.15);
}

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

html,
body {
    border: 0;
    margin: 0;
    padding: 0;
    font-family: "Inter", sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #e8ecef 100%);
    min-height: 100vh;
}

body {
    overflow-x: hidden;
}

main {
    display: flex;
    min-height: 100vh;
    width: 100%;
    position: relative;
}

/* Panel izquierdo con imagen */
main .mainImg {
    position: relative;
    width: 55%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
}

main .mainImg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(23, 63, 73, 0.4);
    z-index: 1;
}

main .mainImg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
    position: absolute;
    top: 0;
    left: 0;
}

/* Contenedor del formulario */
.formContainer {
    width: 45%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 80px;
    background-color: var(--color-background);
    position: relative;
}

/* Logo Container */
.logoContainer {
    margin-bottom: 50px;
    text-align: center;
    animation: fadeInDown 0.6s ease-out;
}

.logoContainer img {
    max-width: 250px;
    height: auto;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
}

/* Title Container */
.mainTitleContainer {
    text-align: center;
    margin-bottom: 50px;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.mainTitleContainer h2 {
    font-size: 32px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.mainTitleContainer p {
    font-size: 16px;
    color: var(--color-text-light);
    font-weight: 400;
}

/* Input Container */
.inputContainer {
    width: 100%;
    max-width: 420px;
    margin-bottom: 30px;
    animation: fadeInUp 0.6s ease-out 0.3s both;
}

.inputContainer .group {
    margin-bottom: 32px;
    position: relative;
    width: 100%;
}

.inputContainer .group:last-of-type {
    margin-bottom: 0;
}

/* Botón Principal */
.btnPrincipal {
    width: 100%;
    max-width: 420px;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    color: var(--color-background);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    margin-top: 40px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px var(--color-shadow);
    animation: fadeInUp 0.6s ease-out 0.4s both;
}

.btnPrincipal:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(48, 117, 130, 0.3);
}

.btnPrincipal:active {
    transform: translateY(0);
}

.btnPrincipal:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Botón Secundario */
.btnSecundario {
    display: block;
    text-align: center;
    text-decoration: none;
    color: var(--color-text-light);
    font-size: 14px;
    margin-top: 30px;
    transition: color 0.3s ease;
    animation: fadeInUp 0.6s ease-out 0.5s both;
}

.btnSecundario:hover {
    color: var(--color-primary);
}

.btnSecundario span {
    color: var(--color-primary);
    font-weight: 600;
    margin-left: 4px;
    transition: all 0.3s ease;
}

.btnSecundario:hover span {
    text-decoration: underline;
}

/* Icono de mostrar/ocultar contraseña */
.group svg.btnChangeSee,
.group svg.btnChangeSeeConfirm {
    position: absolute;
    top: 50%;
    right: 12px;
    transform: translateY(-50%);
    width: 20px !important;
    height: 20px !important;
    stroke: var(--color-text-light);
    cursor: pointer;
    transition: stroke 0.3s ease;
    z-index: 10;
}

.group svg.btnChangeSee:hover,
.group svg.btnChangeSeeConfirm:hover {
    stroke: var(--color-primary);
}

/* Animaciones */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scrollbar personalizado */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background-color: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background-color: var(--color-text-light);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background-color: var(--color-primary);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .formContainer {
        padding: 50px 60px;
    }

    .mainTitleContainer h2 {
        font-size: 28px;
    }
}

@media (max-width: 768px) {
    main {
        flex-direction: column;
    }

    main .mainImg {
        width: 100%;
        min-height: 40vh;
        display: none; /* Ocultar imagen en móvil para más espacio */
    }

    .formContainer {
        width: 100%;
        padding: 40px 30px;
        min-height: 100vh;
    }

    .logoContainer {
        margin-bottom: 40px;
    }

    .logoContainer img {
        max-width: 180px;
    }

    .mainTitleContainer h2 {
        font-size: 26px;
    }

    .mainTitleContainer p {
        font-size: 14px;
    }

    .inputContainer,
    .btnPrincipal {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .formContainer {
        padding: 30px 20px;
    }

    .logoContainer {
        margin-bottom: 30px;
    }

    .logoContainer img {
        max-width: 150px;
    }

    .mainTitleContainer {
        margin-bottom: 35px;
    }

    .mainTitleContainer h2 {
        font-size: 24px;
    }

    .btnPrincipal {
        padding: 14px 28px;
        font-size: 15px;
    }
}

/* Mejoras de accesibilidad */
.btnPrincipal:focus,
.btnSecundario:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Estados de carga */
.btnPrincipal.loading {
    position: relative;
    color: transparent;
    pointer-events: none;
}

.btnPrincipal.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}

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