/* Price calculator — uses theme neutral + brand accent */
.epc-calculator {
    --epc-brand: var(--eb-brand-dark, #0284c7);
    --epc-accent: var(--eb-accent, #0f172a);
    --epc-border: var(--eb-border, #e2e8f0);
    --epc-bg: var(--eb-surface, #f8fafc);
    --epc-text: var(--eb-text, #0f172a);
    --epc-muted: var(--eb-muted, #64748b);
    --epc-radius: 12px;
}

.epc-field {
    margin-bottom: 1.25rem;
}

.epc-field label,
.epc-field legend {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--epc-text);
    font-size: 0.95rem;
}

/* All calculator & lead inputs — unified with contact form */
.epc-calculator .epc-field input:not([type="checkbox"]),
.epc-calculator .epc-field select,
.epc-calculator .epc-field textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--epc-border);
    border-radius: var(--epc-radius);
    font-size: 1rem;
    font-family: inherit;
    color: var(--epc-text);
    background: #fff;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.epc-calculator .epc-field input::placeholder,
.epc-calculator .epc-field textarea::placeholder {
    color: var(--epc-muted);
    opacity: 0.85;
}

.epc-calculator .epc-field input:not([type="checkbox"]):focus,
.epc-calculator .epc-field select:focus,
.epc-calculator .epc-field textarea:focus {
    outline: none;
    border-color: var(--epc-brand);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
}

.epc-calculator .epc-field textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.5;
}

.epc-field small {
    display: block;
    margin-top: 0.35rem;
    color: var(--epc-muted);
    font-size: 0.875rem;
}

.epc-checkboxes {
    border: none;
    padding: 0;
    margin: 0 0 1.25rem;
}

.epc-checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
    cursor: pointer;
    color: var(--epc-text);
}

.epc-checkbox-label input {
    width: 1.1rem;
    height: 1.1rem;
    accent-color: var(--epc-brand);
}

.epc-form-title {
    font-size: 1.5rem;
    margin: 0 0 1.5rem;
    color: var(--epc-text);
}

.epc-calculator--full .epc-full-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.epc-result-panel {
    position: sticky;
    top: 6rem;
}

.epc-result-box {
    background: var(--epc-bg);
    border: 1px solid var(--epc-border);
    border-radius: var(--epc-radius);
    padding: 2rem;
}

.epc-result-label {
    font-size: 0.9rem;
    color: var(--epc-muted);
    margin-bottom: 0.25rem;
}

.epc-result-price-large {
    font-size: 2.75rem;
    font-weight: 700;
    color: var(--epc-accent);
    line-height: 1.1;
    margin-bottom: 0.25rem;
}

.epc-result-hint {
    font-size: 0.875rem;
    color: var(--epc-muted);
    margin-bottom: 1rem;
}

.epc-breakdown {
    list-style: none;
    margin: 0;
    padding: 1rem 0 0;
    border-top: 1px solid var(--epc-border);
}

.epc-breakdown li {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.35rem 0;
    color: var(--epc-muted);
    font-size: 0.95rem;
}

.epc-breakdown li span:last-child {
    color: var(--epc-text);
    font-weight: 500;
}

.epc-included {
    margin-top: 1.5rem;
    padding: 1rem;
    background: #fff;
    border-radius: var(--epc-radius);
    border: 1px solid var(--epc-border);
}

.epc-included p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--epc-muted);
    line-height: 1.6;
}

.epc-form-grid--compact {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.epc-compact-result {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem 0;
    margin: 0.5rem 0 1.25rem;
    border-top: 1px solid var(--epc-border);
    flex-wrap: wrap;
}

.epc-result-price-wrap {
    text-align: right;
}

.epc-result-price,
.epc-calculator--compact .epc-result-price {
    font-weight: 700;
    color: var(--epc-accent);
    font-size: 2.5rem;
}

.epc-result-currency {
    display: block;
    font-size: 0.9rem;
    color: var(--epc-muted);
}

.epc-btn-block {
    display: block;
    width: 100%;
    text-align: center;
}

/* Multi-step flow (full layout) */
.epc-steps {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    list-style: none;
    margin: 0 0 2rem;
    padding: 0;
    flex-wrap: wrap;
}

.epc-step {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    color: var(--epc-muted);
    font-size: 0.9rem;
}

.epc-step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.75rem;
    height: 1.75rem;
    border-radius: 50%;
    border: 2px solid var(--epc-border);
    font-weight: 600;
    font-size: 0.85rem;
}

.epc-step--active {
    color: var(--epc-text);
    font-weight: 600;
}

.epc-step--active .epc-step-num {
    border-color: var(--epc-brand);
    background: var(--epc-brand);
    color: #fff;
}

.epc-step--done .epc-step-num {
    border-color: var(--epc-brand);
    color: var(--epc-brand);
}

.epc-flow-panel[hidden] {
    display: none !important;
}

.epc-calc-submit-wrap {
    margin-top: 2rem;
    max-width: 28rem;
}

.epc-flow-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1.5rem;
    align-items: center;
}

.epc-flow-actions--below-form {
    margin-top: 0.5rem;
}

.epc-recaptcha-wrap {
    margin: 1rem 0 1.5rem;
}

/* Lead submission (full layout) */
.epc-lead-section {
    margin-top: 3rem;
    padding: 2rem;
    background: var(--epc-bg);
    border: 1px solid var(--epc-border);
    border-radius: var(--epc-radius);
}

.epc-lead-title {
    margin: 0 0 0.5rem;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--epc-text);
}

.epc-lead-intro {
    margin: 0 0 1.75rem;
    color: var(--epc-muted);
    font-size: 1rem;
    line-height: 1.6;
    max-width: 52rem;
}

.epc-lead-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem 1.5rem;
    margin-bottom: 0;
}

.epc-lead-grid .epc-field {
    margin-bottom: 0;
}

.epc-lead-form > .epc-field {
    margin-top: 1.25rem;
    margin-bottom: 1.5rem;
}

.epc-form-note {
    margin: 1rem 0 0;
    font-size: 0.875rem;
    color: var(--epc-muted);
    text-align: center;
}

.epc-calculator .epc-lead-form .eb-btn.epc-btn-block {
    width: 100%;
    margin-top: 0.25rem;
}

.epc-lead-notice {
    padding: 1rem 1.25rem;
    border-radius: var(--epc-radius);
    margin-bottom: 1.25rem;
    font-size: 0.95rem;
}

.epc-lead-notice--success {
    background: #ecfdf5;
    border: 1px solid #a7f3d0;
    color: #065f46;
}

.epc-lead-notice--error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
}

@media (max-width: 768px) {
    .epc-calculator--full .epc-full-grid,
    .epc-form-grid--compact {
        grid-template-columns: 1fr;
    }

    .epc-result-panel {
        position: static;
    }

    .epc-lead-grid {
        grid-template-columns: 1fr;
    }
}