/* Calculators page — tabbed single-panel layout (new design) */

.calculators-page-section {
    padding: 70px 0 90px;
    background: var(--white);
}

.calc-selector {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 35px;
}

.calc-sel-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 10px 20px;
    border-radius: 50px;
    border: 2px solid var(--gray-200);
    background: var(--white);
    color: var(--gray-600);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.calc-sel-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(26, 58, 92, 0.08);
}

.calc-sel-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    border-color: var(--primary);
    box-shadow: 0 4px 15px rgba(26, 58, 92, 0.25);
}

.calc-sel-btn i {
    font-size: 0.8rem;
}

.calc-container {
    max-width: 600px;
    margin: 0 auto;
}

.calc-panel {
    display: none;
}

.calc-panel.active {
    display: block;
    animation: calcFadeIn 0.3s ease;
}

@keyframes calcFadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

.calc-box {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 35px;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.06);
    border: 1px solid var(--gray-100);
}

.calc-box-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 8px;
    padding-bottom: 0;
    border-bottom: none;
}

.calc-box-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, rgba(26, 58, 92, 0.08), rgba(26, 58, 92, 0.03));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--primary);
    flex-shrink: 0;
}

.calc-box-header h3 {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--primary);
}

.calc-desc {
    font-size: 0.84rem;
    color: var(--gray-500);
    margin-bottom: 22px;
    line-height: 1.6;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--gray-100);
}

.calc-field {
    margin-bottom: 16px;
}

.calc-field label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.calc-field input {
    width: 100%;
    padding: 12px 14px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-family: var(--font);
    transition: var(--transition);
    -moz-appearance: textfield;
    appearance: textfield;
}

.calc-field input::-webkit-outer-spin-button,
.calc-field input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.calc-field input:focus {
    border-color: var(--secondary);
    box-shadow: 0 0 0 3px rgba(232, 122, 46, 0.08);
    outline: none;
}

.calc-btn {
    width: 100%;
    padding: 13px;
    background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
    color: var(--white);
    border: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font);
    margin-top: 6px;
}

.calc-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(232, 122, 46, 0.35);
}

.calc-btn:active {
    transform: scale(0.98);
}

.calc-result {
    margin-top: 20px;
    padding: 20px;
    background: var(--gray-50);
    border-radius: var(--radius-sm);
    display: none;
    border: 1px solid var(--gray-100);
}

.calc-result.show {
    display: block;
    animation: calcFadeIn 0.3s ease;
}

.calc-result-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 9px 0;
    border-bottom: 1px solid var(--gray-200);
    font-size: 0.88rem;
}

.calc-result-row:last-child {
    border-bottom: none;
    padding-top: 12px;
    margin-top: 4px;
    border-top: 2px solid var(--primary);
}

.calc-result-row .label {
    color: var(--gray-500);
}

.calc-result-row .value {
    font-weight: 700;
    color: var(--primary);
    text-align: right;
}

.calc-result-row:last-child .value {
    color: var(--secondary);
    font-size: 1rem;
}

/* Lead capture modal */
.lead-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}
.lead-overlay.show { opacity: 1; visibility: visible; }
.lead-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.92);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 28px 24px 24px;
    max-width: 420px;
    width: 92%;
    max-height: min(90vh, 640px);
    max-height: min(90dvh, 640px);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    box-sizing: border-box;
}
.lead-modal.show {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}
.lead-modal-close {
    position: absolute;
    top: 12px;
    right: 14px;
    background: none;
    border: none;
    font-size: 1.3rem;
    color: var(--gray-400);
    cursor: pointer;
    z-index: 2;
}
.lead-modal-close:hover { color: var(--primary); }
.lead-modal h3 {
    font-size: 1.15rem;
    color: var(--primary);
    margin: 0 28px 4px 0;
    font-weight: 700;
    flex-shrink: 0;
}
.lead-modal p.lead-subtitle {
    font-size: 0.82rem;
    color: var(--gray-500);
    margin: 0 0 16px;
    line-height: 1.5;
    flex-shrink: 0;
}
.lead-modal #leadForm {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    padding-right: 2px;
    padding-bottom: 4px;
}
.lead-field { margin-bottom: 14px; }
.lead-field label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 5px;
}
.lead-field label .req { color: var(--secondary); }
.lead-field input {
    width: 100%;
    padding: 11px 14px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-family: var(--font);
    transition: var(--transition);
    box-sizing: border-box;
}
.lead-field input:focus {
    border-color: var(--secondary);
    box-shadow: 0 0 0 3px rgba(232, 122, 46, 0.08);
    outline: none;
}
.lead-field input.error { border-color: #e53e3e; }
.lead-field .lead-error {
    display: none;
    font-size: 0.72rem;
    color: #e53e3e;
    margin-top: 4px;
    font-weight: 500;
}
.lead-field .lead-error.show { display: block; }
.lead-btns {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 8px;
    padding-top: 12px;
    flex-shrink: 0;
    position: sticky;
    bottom: 0;
    background: var(--white);
}
.lead-btns .btn {
    width: 100%;
    flex: none;
    padding: 12px 16px;
    font-size: 0.85rem;
    line-height: 1.3;
    white-space: nowrap;
    border-radius: 50px;
    cursor: pointer;
    font-family: var(--font);
    font-weight: 600;
    border: none;
    transition: all 0.3s ease;
    box-sizing: border-box;
}
.lead-btns .btn-lead-submit {
    background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
    color: var(--white);
}
.lead-btns .btn-lead-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(232, 122, 46, 0.3);
}
.lead-btns .btn-lead-submit:disabled { opacity: 0.7; cursor: wait; }
.lead-btns .btn-lead-cancel { background: var(--gray-100); color: var(--gray-600); }
.lead-btns .btn-lead-cancel:hover { background: var(--gray-200); }

@media (max-height: 640px) {
    .lead-modal {
        top: 50%;
        max-height: calc(100vh - 24px);
        max-height: calc(100dvh - 24px);
    }
}

/* Processing loader */
.calc-process-loader {
    position: fixed;
    inset: 0;
    z-index: 10050;
    background: rgba(15, 23, 42, 0.55);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.calc-process-loader.show { display: flex; }
.calc-process-card {
    background: #fff;
    border-radius: 16px;
    padding: 28px 26px;
    width: min(420px, 92vw);
    text-align: center;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}
.calc-spinner {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    border: 4px solid #e5e7eb;
    border-top-color: var(--secondary);
    border-radius: 50%;
    animation: calcSpin 0.8s linear infinite;
}
@keyframes calcSpin { to { transform: rotate(360deg); } }
.calc-process-card h4 {
    margin: 0 0 6px;
    color: var(--primary);
    font-size: 1.1rem;
}
.calc-process-card > p {
    margin: 0 0 16px;
    color: var(--gray-500);
    font-size: 0.86rem;
}
.calc-process-steps {
    list-style: none;
    margin: 0;
    padding: 0;
    text-align: left;
}
.calc-process-steps li {
    padding: 8px 10px;
    border-radius: 8px;
    font-size: 0.82rem;
    color: var(--gray-500);
    margin-bottom: 4px;
    background: #f8fafc;
}
.calc-process-steps li.active {
    background: #fff7ed;
    color: var(--secondary);
    font-weight: 600;
}
.calc-process-steps li.done {
    background: #ecfdf5;
    color: #047857;
}

@media (max-width: 768px) {
    .calculators-page-section {
        padding: 50px 0 70px;
    }

    .calc-sel-btn {
        padding: 8px 14px;
        font-size: 0.78rem;
    }

    .calc-container {
        max-width: 100%;
    }

    .calc-box {
        padding: 25px 20px;
    }
}