/* plataforma.css - Versión simplificada */
:root {
    --color-primario: #6a3bc2;
    --color-secundario: #ff7b42;
    --color-fondo: #f8f9ff;
    --color-texto: #333344;
    --color-blanco: #ffffff;
    --color-exito: #10b981;
    --color-alerta: #f59e0b;
}

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

.plataforma-body {
    font-family: 'Open Sans', sans-serif;
    background-color: var(--color-fondo);
    color: var(--color-texto);
    line-height: 1.6;
    padding-bottom: 80px;
    min-height: 100vh;
}

/* HEADER SIMPLIFICADO */
.plataforma-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background-color: var(--color-blanco);
    box-shadow: 0 2px 10px rgba(106, 59, 194, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-logo img {
    height: 30px;
    width: auto;
}

.user-avatar {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--color-primario), var(--color-secundario));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
}

/* CONTENIDO PRINCIPAL */
.clase-container {
    padding: 1.5rem;
    max-width: 600px;
    margin: 0 auto;
}

.clase-hero {
    text-align: center;
    margin-bottom: 2rem;
}

.clase-etiqueta {
    display: inline-block;
    background-color: rgba(106, 59, 194, 0.1);
    color: var(--color-primario);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.clase-titulo {
    font-family: 'Poppins', sans-serif;
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    color: var(--color-texto);
}

.clase-subtitulo {
    color: #666677;
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.clase-info-horario {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: white;
    padding: 0.6rem 1rem;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    font-size: 0.9rem;
}

.info-item i {
    color: var(--color-primario);
}

#fecha-hoy {
    font-weight: 600;
}

/* TARJETAS */
.clase-card {
    background-color: white;
    border-radius: 16px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.clase-card h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.3rem;
    color: var(--color-primario);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* SECCIÓN ZOOM MEJORADA */
.card-zoom {
    border-left: 4px solid var(--color-secundario);
}

.zoom-estado {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 1.5rem 0;
    padding: 1.2rem;
    background: linear-gradient(135deg, rgba(255, 123, 66, 0.05), rgba(106, 59, 194, 0.05));
    border-radius: 12px;
}

.estado-icono i {
    font-size: 2.5rem;
    color: var(--color-secundario);
}

.estado-info h3 {
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
    color: var(--color-texto);
}

.estado-info p {
    font-size: 0.9rem;
    color: #666677;
}

/* BOTÓN ZOOM DINÁMICO */
.btn-zoom {
    display: block;
    width: 100%;
    padding: 1.1rem;
    background: linear-gradient(135deg, var(--color-primario), #8a5cde);
    color: white;
    text-decoration: none;
    border-radius: 12px;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 1.1rem;
    text-align: center;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    margin: 1rem 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.7rem;
}

.btn-zoom:hover:not(.btn-deshabilitado) {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(106, 59, 194, 0.2);
}

.btn-deshabilitado {
    opacity: 0.7;
    cursor: not-allowed;
    background: linear-gradient(135deg, #aaa, #888);
}

.btn-deshabilitado:hover {
    transform: none !important;
    box-shadow: none !important;
}

/* MENÚ */
.plataforma-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: white;
    display: flex;
    justify-content: space-around;
    padding: 0.8rem 0;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.08);
    border-top: 1px solid #eee;
    z-index: 100;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: #666677;
    font-size: 0.75rem;
    flex: 1;
    padding: 0.3rem 0;
}

.nav-item i {
    font-size: 1.2rem;
    margin-bottom: 0.3rem;
}

.nav-item.activo {
    color: var(--color-primario);
    font-weight: 600;
}

/* RESPONSIVE */
@media (min-width: 768px) {
    .plataforma-body {
        padding-bottom: 0;
    }
    
    .plataforma-nav {
        position: static;
        max-width: 600px;
        margin: 2rem auto 0;
        background: transparent;
        box-shadow: none;
        border-top: none;
        justify-content: center;
        gap: 2rem;
    }
    
    .nav-item {
        flex-direction: row;
        gap: 0.7rem;
        font-size: 1rem;
        flex: 0;
        padding: 0.5rem 1rem;
        border-radius: 10px;
    }
    
    .nav-item:hover {
        background: rgba(106, 59, 194, 0.05);
    }
}

/* === ESTILOS PARA LOGIN (añadir al final de plataforma.css) === */

.login-body {
    background: linear-gradient(135deg, var(--color-primario) 0%, #8a5cde 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 1rem;
}

.login-container {
    background-color: var(--color-blanco);
    border-radius: 24px;
    padding: 2.5rem;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    animation: fadeIn 0.6s ease-out;
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo img {
    height: 50px;
    width: auto;
    margin-bottom: 1rem;
}

.login-logo h1 {
    font-family: var(--fuente-titulos);
    font-size: 1.8rem;
    color: var(--color-texto);
    margin-bottom: 0.5rem;
}

.login-logo p {
    color: var(--color-texto-suave);
    font-size: 0.95rem;
}

/* Formulario */
.login-form .form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--color-texto);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--color-borde);
    border-radius: 12px;
    font-family: var(--fuente-texto);
    font-size: 1rem;
    transition: all 0.3s;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primario);
    box-shadow: 0 0 0 3px rgba(106, 59, 194, 0.1);
}

.form-hint {
    display: block;
    margin-top: 0.4rem;
    color: var(--color-texto-suave);
    font-size: 0.8rem;
}

/* Botón de login */
.login-btn {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--color-primario), #8a5cde);
    color: white;
    border: none;
    border-radius: 12px;
    font-family: var(--fuente-titulos);
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.7rem;
    margin-top: 0.5rem;
}

.login-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(106, 59, 194, 0.3);
}

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

/* Mensajes */
.login-message {
    padding: 1rem;
    border-radius: 10px;
    margin: 1.5rem 0;
    text-align: center;
    display: none;
    align-items: center;
    justify-content: center;
    gap: 0.7rem;
}

.message-error {
    background-color: rgba(239, 68, 68, 0.1);
    color: #dc2626;
    border-left: 4px solid #dc2626;
}

.message-success {
    background-color: rgba(16, 185, 129, 0.1);
    color: #059669;
    border-left: 4px solid #059669;
}

/* Footer del login */
.login-footer {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-borde);
    color: var(--color-texto-suave);
    font-size: 0.85rem;
}

.login-footer a {
    color: var(--color-primario);
    text-decoration: none;
    font-weight: 600;
}

.login-footer a:hover {
    text-decoration: underline;
}

/* Mostrar/ocultar contraseña */
.password-toggle {
    position: relative;
}

.toggle-password {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--color-texto-suave);
    cursor: pointer;
    font-size: 1.1rem;
    padding: 0.5rem;
    border-radius: 4px;
}

.toggle-password:hover {
    background-color: rgba(0,0,0,0.05);
}

/* Responsive para login */
@media (max-width: 480px) {
    .login-container {
        padding: 2rem 1.5rem;
    }
    
    .login-logo h1 {
        font-size: 1.5rem;
    }
    
    .login-logo img {
        height: 40px;
    }
}