/**
 * Venture Capital Method Calculator Styles
 *
 * All styles scoped to .vcm-calculator wrapper
 *
 * @package Ryan_OConnell_Theme
 * @since 1.0.0
 */

.vcm-calculator {
    --vcm-primary: #2563eb;
    --vcm-primary-dark: #1e40af;
    --vcm-excellent: #15803d;
    --vcm-excellent-bg: #dcfce7;
    --vcm-moderate: #eab308;
    --vcm-moderate-bg: #fef9c3;
    --vcm-minimal: #ef4444;
    --vcm-minimal-bg: #fee2e2;
}

@keyframes vcmAnimateFadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
    .vcm-calculator *, .vcm-calculator *::before, .vcm-calculator *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

.vcm-calculator .calculator-card {
    opacity: 0;
    animation: vcmAnimateFadeInUp 0.6s ease-out forwards;
    border: none;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.vcm-calculator .col-lg-5 .calculator-card:nth-child(1) { animation-delay: 0ms; }
.vcm-calculator .col-lg-5 .calculator-card:nth-child(2) { animation-delay: 100ms; }
.vcm-calculator .col-lg-5 .calculator-card:nth-child(3) { animation-delay: 200ms; }
.vcm-calculator .col-lg-7 .calculator-card:nth-child(1) { animation-delay: 50ms; }
.vcm-calculator .col-lg-7 .calculator-card:nth-child(2) { animation-delay: 150ms; }
.vcm-calculator .col-lg-7 .calculator-card:nth-child(3) { animation-delay: 250ms; }
.vcm-calculator .col-lg-7 .calculator-card:nth-child(4) { animation-delay: 350ms; }

.vcm-calculator .calculator-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.vcm-calculator .hero-section {
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
    padding: 3rem 0;
}

.vcm-calculator .hero-section h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: white !important;
}

.vcm-calculator .breadcrumb { background: transparent; padding: 0; margin-bottom: 0; }
.vcm-calculator .breadcrumb-item a { color: var(--vcm-primary); text-decoration: none; }
.vcm-calculator .breadcrumb-item a:hover { text-decoration: underline; }

.vcm-calculator .calculator-card .card-header {
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
    font-weight: 600;
    padding: 1rem 1.25rem;
    border-bottom: none;
}

.vcm-calculator .calculator-card .card-header h2,
.vcm-calculator .calculator-card .card-header h3 { color: white; margin: 0; }

.vcm-calculator .form-control {
    border-radius: 8px;
    border: 1px solid #dee2e6;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.vcm-calculator .form-control:focus {
    border-color: var(--vcm-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.vcm-calculator .form-label { font-weight: 500; color: #374151; }
.vcm-calculator .form-text { font-size: 0.8rem; color: #6b7280; }
.vcm-calculator .input-group-text { background-color: #f8f9fa; border-color: #dee2e6; color: #6c757d; }

.vcm-calculator .vcm-tooltip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    background: #e5e7eb;
    border-radius: 50%;
    font-size: 0.7rem;
    color: #6b7280;
    cursor: help;
    margin-left: 4px;
    position: relative;
    border: none;
    padding: 0;
}

.vcm-calculator .vcm-tooltip:focus { outline: 2px solid var(--vcm-primary); outline-offset: 2px; }

.vcm-calculator .vcm-tooltip:hover::after,
.vcm-calculator .vcm-tooltip:focus::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: #1f2937;
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.75rem;
    width: 220px;
    text-align: left;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.vcm-calculator .vcm-tooltip:hover::before,
.vcm-calculator .vcm-tooltip:focus::before {
    content: '';
    position: absolute;
    bottom: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: #1f2937;
    z-index: 1001;
}

.vcm-calculator .result-display { text-align: center; padding: 1.5rem 0; }
.vcm-calculator .result-value-wrapper { display: flex; flex-direction: column; align-items: center; gap: 0.5rem; }
.vcm-calculator .result-label { font-size: 0.9rem; color: #6b7280; text-transform: uppercase; letter-spacing: 0.05em; }
.vcm-calculator .result-value { font-size: 3rem; font-weight: 700; color: var(--vcm-primary); line-height: 1.1; }

.vcm-calculator .vcm-rating-badge {
    display: inline-block;
    padding: 0.35rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

.vcm-calculator .vcm-rating-badge.excellent { background-color: var(--vcm-excellent-bg); color: var(--vcm-excellent); }
.vcm-calculator .vcm-rating-badge.moderate { background-color: var(--vcm-moderate-bg); color: var(--vcm-moderate); }
.vcm-calculator .vcm-rating-badge.minimal { background-color: var(--vcm-minimal-bg); color: var(--vcm-minimal); }

.vcm-calculator .secondary-result { text-align: center; padding: 0.75rem; background: #f8fafc; border-radius: 8px; }
.vcm-calculator .secondary-label { display: block; font-size: 0.75rem; color: #6b7280; text-transform: uppercase; letter-spacing: 0.03em; margin-bottom: 0.25rem; }
.vcm-calculator .secondary-value { display: block; font-size: 1.25rem; font-weight: 600; color: #1f2937; }
.vcm-calculator .secondary-value.negative { color: var(--vcm-minimal); }

.vcm-calculator .formula-display { padding: 1rem 0; }
.vcm-calculator .formula-main { font-size: 1.1rem; font-weight: 600; color: #1f2937; text-align: center; padding: 0.75rem; background: #f0f9ff; border-radius: 8px; font-family: 'Courier New', monospace; }
.vcm-calculator .formula-secondary { text-align: center; color: #6b7280; font-size: 0.85rem; margin-top: 0.5rem; }
.vcm-calculator .formula-steps { margin-top: 1rem; border-top: 1px solid #e5e7eb; padding-top: 1rem; }
.vcm-calculator .vcm-formula-step { display: flex; justify-content: space-between; align-items: center; padding: 0.5rem 0; border-bottom: 1px dashed #e5e7eb; }
.vcm-calculator .vcm-formula-step:last-child { border-bottom: none; }
.vcm-calculator .vcm-step-label { font-weight: 500; color: #374151; }
.vcm-calculator .vcm-step-value { font-family: 'Courier New', monospace; color: #6b7280; }

.vcm-calculator .formula-reference .formula-main { font-size: 1.25rem; background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%); }
.vcm-calculator .formula-legend { text-align: center; color: #6b7280; }

.vcm-calculator .model-assumptions h5 { color: #374151; font-size: 1rem; margin-bottom: 0.75rem; }
.vcm-calculator .model-assumptions ul { padding-left: 1.25rem; }
.vcm-calculator .model-assumptions li { margin-bottom: 0.25rem; }

.vcm-calculator .interpretation-table .table { margin-bottom: 0; }
.vcm-calculator .interpretation-table th { font-weight: 600; color: #374151; border-bottom: 2px solid #e5e7eb; }
.vcm-calculator .interpretation-table td { vertical-align: middle; }
.vcm-calculator .vcm-table-badge { display: inline-block; padding: 0.25rem 0.75rem; border-radius: 12px; font-size: 0.8rem; font-weight: 500; }
.vcm-calculator .vcm-table-badge.excellent { background-color: var(--vcm-excellent-bg); color: var(--vcm-excellent); }
.vcm-calculator .vcm-table-badge.moderate { background-color: var(--vcm-moderate-bg); color: var(--vcm-moderate); }
.vcm-calculator .vcm-table-badge.minimal { background-color: var(--vcm-minimal-bg); color: var(--vcm-minimal); }

.vcm-calculator .calculator-author { display: flex; align-items: center; gap: 1rem; }
.vcm-calculator .author-avatar { width: 50px; height: 50px; border-radius: 50%; object-fit: cover; border: 2px solid #e5e7eb; }
.vcm-calculator .author-info { display: flex; flex-direction: column; }
.vcm-calculator .author-label { font-size: 0.75rem; color: #6b7280; text-transform: uppercase; letter-spacing: 0.03em; }
.vcm-calculator .author-name { font-weight: 600; color: var(--vcm-primary); text-decoration: none; }
.vcm-calculator .author-name:hover { text-decoration: underline; }

.vcm-calculator .educational-section { opacity: 0; animation: vcmAnimateFadeInUp 0.6s ease-out forwards; animation-delay: 300ms; }
.vcm-calculator .edu-section-heading { font-size: 1.25rem; font-weight: 600; color: #1f2937; margin-top: 2rem; margin-bottom: 1rem; display: flex; align-items: center; gap: 0.5rem; }
.vcm-calculator .edu-section-heading i { color: var(--vcm-primary); }

.vcm-calculator .formula-box { background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%); border-radius: 12px; padding: 1.5rem; margin: 1.5rem 0; }
.vcm-calculator .formula-box .formula-label { display: block; font-size: 0.8rem; color: #6b7280; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.75rem; }
.vcm-calculator .formula-box .formula-content { font-family: 'Courier New', monospace; font-size: 1rem; color: #1f2937; line-height: 1.8; }

.vcm-calculator .comparison-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; margin: 1.5rem 0; }
.vcm-calculator .comparison-card { background: #f8fafc; border-radius: 12px; padding: 1.5rem; text-align: center; }
.vcm-calculator .comparison-icon { width: 50px; height: 50px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem; font-size: 1.25rem; background: #dbeafe; color: var(--vcm-primary); }
.vcm-calculator .comparison-title { font-size: 1rem; font-weight: 600; color: #1f2937; margin-bottom: 0.5rem; }
.vcm-calculator .comparison-desc { font-size: 0.9rem; color: #6b7280; margin-bottom: 0; }

.vcm-calculator .faq-accordion .accordion-item { border: none; border-radius: 8px !important; margin-bottom: 0.75rem; box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06); overflow: hidden; opacity: 0; animation: vcmAnimateFadeInUp 0.6s ease-out forwards; }
.vcm-calculator .faq-accordion .accordion-item:nth-child(1) { animation-delay: 350ms; }
.vcm-calculator .faq-accordion .accordion-item:nth-child(2) { animation-delay: 400ms; }
.vcm-calculator .faq-accordion .accordion-item:nth-child(3) { animation-delay: 450ms; }
.vcm-calculator .faq-accordion .accordion-item:nth-child(4) { animation-delay: 500ms; }
.vcm-calculator .faq-accordion .accordion-item:nth-child(5) { animation-delay: 550ms; }
.vcm-calculator .faq-accordion .accordion-item:nth-child(6) { animation-delay: 600ms; }
.vcm-calculator .faq-accordion .accordion-button { font-weight: 500; color: #1f2937; background-color: white; box-shadow: none; }
.vcm-calculator .faq-accordion .accordion-button:not(.collapsed) { color: var(--vcm-primary); background-color: #f0f9ff; }
.vcm-calculator .faq-accordion .accordion-button:focus { box-shadow: none; border-color: transparent; }
.vcm-calculator .faq-accordion .accordion-button:focus-visible { outline: 2px solid var(--vcm-primary); outline-offset: 2px; }
.vcm-calculator .faq-accordion .accordion-body { color: #4b5563; line-height: 1.7; }

.vcm-calculator .related-calc-card { display: flex; flex-direction: column; background: white; border-radius: 12px; padding: 1.5rem; text-decoration: none; color: inherit; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06); transition: all 0.3s ease; height: 100%; opacity: 0; animation: vcmAnimateFadeInUp 0.6s ease-out forwards; }
.vcm-calculator .row > .col-lg-4:nth-child(1) .related-calc-card { animation-delay: 400ms; }
.vcm-calculator .row > .col-lg-4:nth-child(2) .related-calc-card { animation-delay: 500ms; }
.vcm-calculator .row > .col-lg-4:nth-child(3) .related-calc-card { animation-delay: 600ms; }
.vcm-calculator .related-calc-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1); text-decoration: none; color: inherit; }
.vcm-calculator .related-calc-icon { width: 60px; height: 60px; background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%); border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-bottom: 1rem; font-size: 1.5rem; color: var(--vcm-primary); }
.vcm-calculator .related-calc-title { font-size: 1rem; font-weight: 600; color: #1f2937; margin-bottom: 0.5rem; }
.vcm-calculator .related-calc-desc { font-size: 0.875rem; color: #6b7280; margin-bottom: 1rem; flex-grow: 1; }
.vcm-calculator .related-calc-cta { font-size: 0.875rem; font-weight: 500; color: var(--vcm-primary); }

.vcm-calculator .disclaimer { background: #fef3c7; border-left: 4px solid #f59e0b; padding: 1.25rem; border-radius: 0 8px 8px 0; }
.vcm-calculator .disclaimer h5 { color: #92400e; font-size: 1rem; margin-bottom: 0.5rem; }
.vcm-calculator .disclaimer p { color: #78350f; font-size: 0.9rem; margin-bottom: 0; }

.vcm-calculator .alert-warning { background-color: #fef3c7; border-color: #fcd34d; color: #92400e; }

@media (max-width: 992px) {
    .vcm-calculator .hero-section h1 { font-size: 2rem; }
    .vcm-calculator .result-value { font-size: 2.5rem; }
    .vcm-calculator .comparison-cards { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .vcm-calculator .hero-section { padding: 2rem 0; }
    .vcm-calculator .hero-section h1 { font-size: 1.75rem; }
    .vcm-calculator .result-value { font-size: 2rem; }
    .vcm-calculator .secondary-result { margin-bottom: 0.5rem; }
    .vcm-calculator .vcm-formula-step { flex-direction: column; align-items: flex-start; gap: 0.25rem; }
}

@media (max-width: 576px) {
    .vcm-calculator .hero-section h1 { font-size: 1.5rem; }
    .vcm-calculator .result-value { font-size: 1.75rem; }
    .vcm-calculator .formula-reference .formula-main { font-size: 1rem; }
    .vcm-calculator .vcm-tooltip:hover::after, .vcm-calculator .vcm-tooltip:focus::after { width: 180px; left: auto; right: -10px; transform: none; }
}