:root{
    --fondo-claro: #F0FFF4;
    --morado: #8B5CF6;
    --morado-oscuro: #c4b7db;
    --morado-suave: #C4B5FD;
    --morado-borde: #A78BFA;
    --texto-claro: #ffffff;
    --texto-oscuro: #1f2937;
    --input-bg: #ffffff;
    --sombra: rgba(109, 40, 217, 0.18);
}

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

body{
    font-family: Arial, sans-serif;
    background: var(--fondo-claro);
    min-height: 100vh;
}

/* LOGIN Y REGISTRO */
.login-wrapper{
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 30px 15px;
}

.login-container{
    width: 100%;
    max-width: 560px;
    background: linear-gradient(180deg, var(--morado), var(--morado-oscuro));
    border: 4px solid var(--morado-borde);
    border-radius: 28px;
    padding: 42px 36px;
    box-shadow: 0 18px 40px var(--sombra);
}

.logo-uab{
    text-align: center;
    color: var(--texto-claro);
    font-size: 82px;
    font-family: Georgia, serif;
    margin-bottom: 12px;
    letter-spacing: 2px;
}

.lema{
    text-align: center;
    color: var(--texto-claro);
    font-size: 15px;
    letter-spacing: 1px;
    margin-bottom: 28px;
    font-weight: 500;
    text-transform: uppercase;
}

label{
    display: block;
    color: var(--texto-claro);
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 8px;
    margin-top: 16px;
}

input,
select{
    width: 100%;
    padding: 14px 16px;
    border-radius: 14px;
    border: 2px solid var(--morado-borde);
    background: var(--input-bg);
    font-size: 16px;
    outline: none;
    margin-bottom: 8px;
}

input:focus,
select:focus{
    border-color: var(--morado-suave);
    box-shadow: 0 0 0 4px rgba(196, 181, 253, 0.25);
}

.botones{
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    margin-top: 24px;
    flex-wrap: wrap;
}

.btn-principal,
.btn-secundario,
.btn-logout{
    min-width: 180px;
    padding: 14px 20px;
    border-radius: 14px;
    text-align: center;
    font-weight: bold;
    font-size: 18px;
    cursor: pointer;
    text-decoration: none;
    transition: 0.3s ease;
}

.btn-principal{
    background: #DDD6FE;
    color: #4C1D95;
    border: none;
}

.btn-principal:hover{
    background: #C4B5FD;
    transform: translateY(-2px);
}

.btn-secundario{
    background: transparent;
    color: white;
    border: 2px solid #DDD6FE;
}

.btn-secundario:hover{
    background: #DDD6FE;
    color: #4C1D95;
    transform: translateY(-2px);
}

.mensaje{
    margin-top: 18px;
    text-align: center;
    color: #F5F3FF;
    font-weight: bold;
    min-height: 24px;
}

/* PANEL CLIENTE */
.menu{
    display: none;
}

.panel-wrapper{
    max-width: 1100px;
    margin: 40px auto;
    padding: 20px;
}

.panel-bienvenida{
    background: linear-gradient(180deg, var(--morado), var(--morado-oscuro));
    border: 4px solid var(--morado-borde);
    border-radius: 22px;
    padding: 30px;
    text-align: center;
    color: white;
    box-shadow: 0 15px 35px var(--sombra);
    margin-bottom: 35px;
}

.panel-bienvenida h1{
    font-size: 42px;
    margin-bottom: 10px;
}

.panel-bienvenida p{
    font-size: 22px;
}

.cards-panel{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.card-panel{
    background: linear-gradient(180deg, var(--morado), var(--morado-oscuro));
    border: 3px solid var(--morado-borde);
    border-radius: 18px;
    padding: 25px;
    text-decoration: none;
    color: white;
    text-align: center;
    transition: 0.3s ease;
    box-shadow: 0 10px 25px var(--sombra);
}

.card-panel:hover{
    transform: translateY(-6px);
    background: linear-gradient(180deg, #A78BFA, #7C3AED);
}

.card-panel h3{
    font-size: 24px;
    margin-bottom: 10px;
}

.card-panel p{
    font-size: 16px;
}

.logout-container{
    display: flex;
    justify-content: center;
    margin-top: 30px;
}

.btn-logout{
    background: #DDD6FE;
    color: #4C1D95;
    border: none;
}

.btn-logout:hover{
    background: #C4B5FD;
    transform: translateY(-2px);
}

@media (max-width: 520px){
    .login-container{
        padding: 30px 22px;
    }

    .logo-uab{
        font-size: 60px;
    }

    .btn-principal,
    .btn-secundario,
    .btn-logout{
        width: 100%;
    }
}


.sin-cuentas{
    background: transparent;
    border: 2px dashed #A78BFA;
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    color: #5B21B6;
    margin: auto;
    max-width: 400px;
}

.card-panel form{
    margin-top: 12px;
}

.card-panel label{
    text-align: left;
    display: block;
}

.card-panel input{
    width: 100%;
    margin-top: 8px;
}