/* Variables de estilo unificadas con tu sistema */
:root {
    --black: #050505;
    --white: #ffffff;
    --gold: #d4af37;
    --gold-hover: #b8860b;
    --text-dark: #1a1a1a;
    --text-muted: #666666;
    --border-color: #e5e7eb;
    --danger: #ef4444;
}

body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100vh;
    font-family: 'Montserrat', sans-serif;
    
    background-image: url('princ.png');
    
    background-size: 100% 100%; 
    
    background-position: center;
    background-repeat: no-repeat;
    
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* BOTÓN FLOTANTE EN LA ESQUINA SUPERIOR DERECHA */
.login-trigger-btn {
    position: absolute;
    top: 25px;
    right: 25px;
    width: 55px;
    height: 55px;
    border-radius: 50%;
    background: var(--black);
    color: var(--gold);
    border: 2px solid var(--gold);
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    z-index: 100;
}

.login-trigger-btn:hover {
    background: var(--gold);
    color: var(--black);
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.4);
}

/* OVERLAY CON DESENFOQUE DETRÁS DEL MODAL */
.login-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    display: none; /* Se activa con JS */
    align-items: center;
    justify-content: center;
    z-index: 200;
    padding: 20px;
    box-sizing: border-box;
}

.login-modal-overlay.active {
    display: flex;
}

/* TARJETA DEL FORMULARIO */
.login-card {
    background: var(--white);
    width: 100%;
    max-width: 420px;
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
    position: relative;
    box-sizing: border-box;
    animation: slideUp 0.4s ease;
}

@keyframes slideUp {
    from { transform: translateY(30px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* BOTÓN CERRAR INTERNO DEL MODAL */
.login-close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: transparent;
    border: none;
    font-size: 1.6rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: color 0.2s;
}

.login-close-btn:hover {
    color: var(--danger);
}

/* ENCABEZADO DEL LOGIN */
.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h2 {
    font-size: 2rem;
    margin: 0 0 8px 0;
    font-weight: 700;
    color: var(--black);
}

.login-header h2 span {
    color: var(--gold);
}

.login-header p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
}

/* GRUPOS DE INPUTS */
.input-group {
    margin-bottom: 1.5rem;
}

.input-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-dark);
    text-transform: uppercase;
    margin-bottom: 8px;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper i {
    position: absolute;
    left: 15px;
    color: var(--gold);
    font-size: 1.1rem;
}

.input-wrapper input {
    width: 100%;
    padding: 14px 15px 14px 45px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 1rem;
    outline: none;
    box-sizing: border-box;
    font-family: inherit;
    transition: border-color 0.3s;
}

.input-wrapper input:focus {
    border-color: var(--gold);
}

/* BOTÓN DE ACCESO */
.btn-submit-login {
    width: 100%;
    background: var(--black);
    color: var(--gold);
    border: 2px solid var(--gold);
    padding: 14px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: 0.3s;
    margin-top: 2rem;
}

.btn-submit-login:hover {
    background: var(--gold);
    color: var(--black);
}

/* ALERTAS DE ERROR */
.login-error-message {
    color: var(--danger);
    background: #fef2f2;
    border: 1px solid #fee2e2;
    padding: 10px;
    border-radius: 8px;
    font-size: 0.85rem;
    margin-top: 15px;
    text-align: center;
    display: none;
    font-weight: 500;
}

.login-error-message.active {
    display: block;
}

/* AJUSTE PARA MÓVILES */
@media (max-width: 480px) {
    .login-card {
        padding: 1.8rem;
    }
    .login-trigger-btn {
        top: 15px;
        right: 15px;
        width: 48px;
        height: 48px;
        font-size: 1.3rem;
    }
}