:root {
    --bg-dark: #121212;
    --card-bg: #1e1e1e;
    --gold: #d4af37;
    --gold-hover: #b8962d;
    --text-main: #ffffff;
    --text-muted: #b0b0b0;
    --success: #28a745;
    --danger: #dc3545;
    --warning: #ffc107;
    --info: #0dcaf0;
}

body {
    background-color: var(--bg-dark) !important;
    color: var(--text-main);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0;
}

.access-container {
    max-width: 600px;
    width: 100%;
}

/* Control de visibilidad para el Bloqueo y el Panel Principal */
#pantalla-bloqueo {
    display: block;
    width: 100%;
    max-width: 450px;
    margin: 0 auto;
}

#panel-principal {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: center;
}

/* Textos secundarios visibles en fondo oscuro */
.text-muted {
    color: var(--text-muted) !important;
}

/* Tarjeta principal (Login y Acceso) */
.login-card {
    background-color: var(--card-bg) !important;
    border: 1px solid var(--gold);
    box-shadow: 0 0 25px rgba(212, 175, 55, 0.15) !important;
    border-radius: 16px;
    padding: 2rem !important;
    width: 100%;
    max-width: 450px;
    margin: 0 auto;
}

/* Tarjetas de resultados */
.result-card {
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    background-color: var(--card-bg) !important;
    border-radius: 16px;
    width: 100%;
    max-width: 450px;
    margin: 20px auto 0;
    border: 1px solid #333;
}

/* Estados Dinámicos */
.status-activo {
    border: 2px solid var(--success) !important;
    box-shadow: 0 0 15px rgba(40, 167, 69, 0.2);
    background-color: rgba(40, 167, 69, 0.08) !important;
}

.status-proximo {
    background-color: #fff3cd !important;
    border: 2px solid var(--warning) !important;
    box-shadow: 0 0 15px rgba(255, 193, 7, 0.2);
}

.status-congelado {
    background-color: #cff4fc !important;
    border: 2px solid var(--info) !important;
    box-shadow: 0 0 15px rgba(13, 202, 240, 0.2);
}

.status-vencido {
    border: 2px solid var(--danger) !important;
    box-shadow: 0 0 15px rgba(220, 53, 69, 0.2);
    background-color: rgba(220, 53, 69, 0.1) !important;
}

/* Elementos de Formulario */
.form-control {
    background-color: #2a2a2a !important;
    border: 1px solid #444 !important;
    color: white !important;
    padding: 0.8rem !important;
    border-radius: 8px !important;
}

/* Visibilidad de los Placeholders (Ej: 12345678-k) */
.form-control::placeholder {
    color: var(--text-muted) !important;
    opacity: 0.7 !important;
}

.form-control:focus {
    border-color: var(--gold) !important;
    box-shadow: 0 0 0 0.2rem rgba(212, 175, 55, 0.25) !important;
}

.btn-gold {
    background-color: var(--gold) !important;
    border: none !important;
    color: #000 !important;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    border-radius: 8px !important;
}

.btn-gold:hover {
    background-color: var(--gold-hover) !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(212, 175, 55, 0.3);
}

/* Tipografía de resultados */
#resultTitle {
    font-weight: 800;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

#resultName {
    font-weight: 600;
    color: var(--text-main);
}

#resultPlan {
    color: var(--text-main) !important;
    font-size: 0.95rem;
    font-weight: 500;
}

#pinError {
    color: var(--danger);
    font-weight: 600;
    font-size: 0.9rem;
}

/* Correcciones de contraste para tarjetas de alerta con fondos claros */
.status-proximo #resultName,
.status-proximo #resultPlan {
    color: #222222 !important;
}

.status-proximo #resultTitle {
    color: #8a6d0b !important;
}

.status-congelado #resultName,
.status-congelado #resultPlan {
    color: #055160 !important;
}

.status-congelado #resultTitle {
    color: #087990 !important;
}