/* ==========================================================================
   COTIZADOR B2B - UX/UI RESPONSIVO DE ALTA IMPACTO VISUAL
   ========================================================================== */

:root {
    --primary-green: #1b5e20;
    --accent-green: #2e7d32;
    --light-green: #e8f5e9;
    --bg-gray: #f8f9fa;
    --border-color: #e0e0e0;
    --text-dark: #212529;
    --danger-red: #d32f2f;
}

.cib2b-wrapper {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    background: var(--bg-gray);
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.03);
    max-width: 1200px;
    margin: 0 auto;
    box-sizing: border-box;
}

.cib2b-title {
    color: var(--primary-green);
    border-bottom: 3px solid var(--accent-green);
    padding-bottom: 12px;
    margin-bottom: 24px;
    font-size: 24px;
    font-weight: 700;
}

.cib2b-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.cib2b-full {
    grid-column: 1 / -1;
}

.cib2b-card {
    background: #ffffff;
    padding: 20px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.02);
    box-sizing: border-box;
}

.cib2b-card h2 {
    margin-top: 0;
    font-size: 16px;
    color: var(--accent-green);
    border-left: 4px solid var(--accent-green);
    padding-left: 10px;
    margin-bottom: 18px;
    font-weight: 600;
}

.cib2b-row-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.cib2b-grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 15px;
}

/* Campos de entrada e Inputs */
.cib2b-card label {
    font-weight: 600;
    display: block;
    margin-bottom: 6px;
    color: var(--text-dark);
    font-size: 13px;
}

.cib2b-card input[type="text"],
.cib2b-card input[type="number"],
.cib2b-card select {
    width: 100%;
    height: 42px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    padding: 8px 12px;
    font-size: 14px;
    box-sizing: border-box;
    transition: all 0.2s ease;
    background-color: #fff;
}

.cib2b-card input:focus,
.cib2b-card select:focus {
    border-color: var(--accent-green);
    outline: none;
    box-shadow: 0 0 0 3px rgba(46, 125, 50, 0.15);
}

/* Buscador Flotante de Productos */
.cib2b-dropdown-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #ffffff;
    border: 1px solid var(--accent-green);
    border-radius: 6px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
    max-height: 250px;
    overflow-y: auto;
    margin-top: 4px;
}

.cib2b-list-results {
    list-style: none;
    margin: 0;
    padding: 0;
}

.cib2b-list-results li {
    padding: 12px 16px;
    border-bottom: 1px solid #f0f0f0;
    cursor: pointer;
    font-size: 14px;
}

.cib2b-list-results li:hover {
    background: var(--light-green);
}

/* ==========================================================================
   TABLA RESPONSIVA DE PRODUCTOS
   ========================================================================== */

.cib2b-table-container {
    width: 100%;
    overflow-x: auto;
    margin-top: 15px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.cib2b-table-container table {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px; /* Evita que las columnas se aplasten en pantallas pequeñas */
    background: #fff;
}

.cib2b-table-container th {
    background: #f1f3f5;
    color: var(--text-dark);
    font-weight: 700;
    padding: 12px 14px;
    text-align: left;
    font-size: 13px;
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
}

.cib2b-table-container td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
    font-size: 14px;
}

.cib2b-table-container input.cant-input {
    width: 70px !important;
    text-align: center;
    height: 38px;
}

.cib2b-table-container select.desc-select {
    height: 38px;
    min-width: 180px;
}

/* Botón Eliminar Moderno */
.btn-eliminar-item {
    background-color: #fff0f0;
    color: var(--danger-red);
    border: 1px solid #ffcdd2;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    font-size: 12px;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-eliminar-item:hover {
    background-color: var(--danger-red);
    color: #ffffff;
    border-color: var(--danger-red);
}

/* Caja de Total */
.cib2b-total-box {
    background: var(--light-green);
    padding: 16px 20px;
    border-radius: 8px;
    margin-top: 15px;
    text-align: right;
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-green);
}

/* Botón Principal Generar */
#cib2b-btn-generar {
    background-color: var(--accent-green) !important;
    color: #ffffff !important;
    border: none !important;
    padding: 14px 28px !important;
    font-size: 16px !important;
    font-weight: 700 !important;
    border-radius: 8px !important;
    cursor: pointer !important;
    box-shadow: 0 4px 10px rgba(46, 125, 50, 0.3) !important;
    transition: all 0.2s ease !important;
    width: 100%;
    max-width: 400px;
}

#cib2b-btn-generar:hover {
    background-color: var(--primary-green) !important;
    transform: translateY(-1px);
}

/* ==========================================================================
   ADAPTACIÓN MÓVIL (PANTALLAS MENORES A 768PX)
   ========================================================================== */
@media screen and (max-width: 768px) {
    .cib2b-wrapper {
        padding: 12px;
    }
    
    .cib2b-grid {
        grid-template-columns: 1fr;
    }
    
    .cib2b-grid-4 {
        grid-template-columns: 1fr;
    }

    .cib2b-total-box {
        text-align: center;
        font-size: 16px;
    }
}