/* Variables de color coherentes con tu proyecto */
:root {
    --primary-red: #d32f2f;
    --dark-bg: #0b0f19;
    --card-bg: #161b22;
    --card-hover: #21262d;
    --text-main: #ffffff;
    --text-muted: #8b949e;
    --border-color: #30363d;
}

body {
    background-color: var(--dark-bg);
    color: var(--text-main);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    padding: 40px 20px;
}

.header-section {
    max-width: 1200px;
    margin: 0 auto 40px;
    border-left: 5px solid var(--primary-red);
    padding-left: 20px;
}

.header-section h1 {
    font-size: 2rem;
    margin: 0;
}

.header-section p {
    color: var(--text-muted);
    margin-top: 5px;
}

.grid-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.column-title {
    font-size: 1.2rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 25px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

/* Tarjetas de Procesos y Manuales */
.item-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 18px 24px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    text-decoration: none;
    color: inherit;
}

.item-card:hover {
    background: var(--card-hover);
    border-color: var(--primary-red);
    transform: translateX(8px);
}

.item-info {
    display: flex;
    align-items: center;
    gap: 20px;
}

/* --- ICON BOX UNIFICADO --- */
.icon-box {
    font-size: 1.5rem;
    background: #1e293b;
    width: 65px; /* Un poco más ancho para emojis dobles */
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    border: 1px solid #334155;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
    transition: transform 0.2s;
    color: var(--primary-red);
}

.item-card:hover .icon-box {
    transform: scale(1.1);
}

.subtitle {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 2px 0 0 0;
}

.arrow-icon {
    font-weight: bold;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Variación para Manuales */
.manual-card {
    border-left: 4px solid #484f58;
}

.manual-card:hover {
    border-left-color: #238636; /* Verde sutil para diferenciar PDFs */
}

/* Colores de estado (Bordes sutiles) */
.status-pre { border-color: #f59e0b; }   /* Naranja */
.status-ruta { border-color: #3b82f6; }  /* Azul */
.status-post { border-color: #22c55e; }  /* Verde */
.status-dqi { border-color: var(--primary-red); } /* Rojo */

@media (max-width: 850px) {
    .grid-container {
        grid-template-columns: 1fr;
    }
}