/* ArgenCourier Shipping Calculator Styles */
.ac-calc-container {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    max-width: 680px;
    margin: 30px auto;
    color: #1e293b;
}

.ac-calc-card {
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.05);
    border: 1px solid #e2e8f0;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.ac-calc-header {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
    color: #ffffff;
    padding: 30px 25px;
    text-align: center;
}

.ac-calc-header h2 {
    color: #ffffff !important;
    font-size: 1.6rem;
    font-weight: 700;
    margin: 0 0 8px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.ac-calc-header p {
    color: #94a3b8 !important;
    font-size: 0.95rem;
    margin: 0;
}

.ac-calc-body {
    padding: 30px 25px;
}

.ac-form-group {
    margin-bottom: 22px;
}

.ac-label {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    color: #334155;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ac-sublabel {
    display: block;
    font-size: 0.8rem;
    color: #64748b;
    margin-bottom: 4px;
}

.ac-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.ac-grid-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 12px;
}

.ac-btn-type {
    background: #f1f5f9;
    border: 2px solid #e2e8f0;
    color: #475569;
    padding: 12px 16px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}

.ac-btn-type:hover {
    border-color: #cbd5e1;
    background: #e2e8f0;
}

.ac-btn-type.active {
    background: #2563eb;
    color: #ffffff;
    border-color: #2563eb;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.ac-input, .ac-select {
    width: 100%;
    padding: 12px 14px;
    background: #f8fafc;
    border: 1.5px solid #cbd5e1;
    border-radius: 10px;
    font-size: 0.95rem;
    color: #0f172a;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    box-sizing: border-box;
}

.ac-input:focus, .ac-select:focus {
    outline: none;
    border-color: #2563eb;
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.ac-calc-result-box {
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 22px;
    margin-top: 25px;
}

.ac-result-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: #475569;
    margin-bottom: 8px;
}

.ac-highlight-row {
    color: #0f172a;
    font-weight: 600;
    font-size: 0.95rem;
    background: #e2e8f0;
    padding: 8px 12px;
    border-radius: 8px;
    margin-top: 10px;
}

.ac-divider {
    border: 0;
    border-top: 1px dashed #cbd5e1;
    margin: 15px 0;
}

.ac-result-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ac-result-total span {
    font-size: 1.05rem;
    font-weight: 700;
    color: #0f172a;
}

.ac-result-total h3 {
    font-size: 1.8rem;
    font-weight: 800;
    color: #16a34a;
    margin: 0;
}

.ac-note {
    font-size: 0.75rem;
    color: #94a3b8;
    margin-top: 12px;
    margin-bottom: 0;
    text-align: center;
}

.ac-btn-whatsapp {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: #ffffff !important;
    text-decoration: none !important;
    padding: 16px 20px;
    border-radius: 14px;
    font-size: 1.05rem;
    font-weight: 700;
    margin-top: 20px;
    box-shadow: 0 8px 20px rgba(37, 211, 102, 0.3);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.ac-btn-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 25px rgba(37, 211, 102, 0.4);
}

@media (max-width: 600px) {
    .ac-grid-2, .ac-grid-3 {
        grid-template-columns: 1fr;
    }
}