.ep-calc-hub-intro {
    max-width: 860px;
    margin: 0 auto 36px;
}

.ep-calc-hub-toolbar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px;
    align-items: center;
    margin-bottom: 28px;
}

.ep-calc-hub-search input {
    width: 100%;
    min-height: 54px;
    border-radius: 16px;
    border: 1px solid rgba(15, 23, 42, 0.10);
    background: #fff;
    padding: 14px 16px;
}

.ep-calc-hub-stats {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.ep-calc-stat {
    padding: 14px 16px;
    border-radius: 18px;
    border: 1px solid rgba(15, 23, 42, 0.08);
    background: #fff;
    min-width: 150px;
}

.ep-calc-stat-label {
    display: block;
    color: #64748b;
    font-size: 0.85rem;
}

.ep-calc-stat-value {
    display: block;
    margin-top: 4px;
    color: #0f172a;
    font-size: 1.35rem;
    font-weight: 800;
}

.ep-calc-featured-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 28px;
}

.ep-calc-featured-card {
    padding: 26px;
    border-radius: 24px;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
    color: #fff;
    box-shadow: 0 18px 42px rgba(15, 23, 42, 0.18);
}

.ep-calc-featured-card .ep-calc-card-badge {
    background: rgba(255, 255, 255, 0.14);
    color: #fff;
}

.ep-calc-featured-card h3,
.ep-calc-featured-card p,
.ep-calc-featured-card li {
    color: #fff;
}

.ep-calc-featured-card .ep-calc-open-link {
    background: #fff;
    color: #1d4ed8;
}

.ep-calc-category-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-bottom: 36px;
}

.ep-calc-category-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 18px;
    border-radius: 999px;
    border: 1px solid rgba(15, 23, 42, 0.10);
    background: #fff;
    color: #0f172a;
    font-weight: 600;
    transition: all 0.2s ease;
}

.ep-calc-category-pill:hover {
    transform: translateY(-1px);
    border-color: rgba(37, 99, 235, 0.24);
    color: #2563eb;
}

.ep-calc-category-section {
    margin-top: 56px;
}

.ep-calc-category-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 24px;
    margin-bottom: 22px;
}

.ep-calc-category-meta {
    display: inline-flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
}

.ep-calc-category-count {
    display: inline-flex;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.08);
    color: #1d4ed8;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.ep-calc-category-header p {
    max-width: 780px;
    margin: 0;
    color: #64748b;
}

.ep-calc-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.ep-calc-card {
    position: relative;
    padding: 28px;
    border-radius: 24px;
    border: 1px solid rgba(15, 23, 42, 0.08);
    background: linear-gradient(180deg, rgba(255,255,255,1) 0%, rgba(248,250,252,1) 100%);
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.06);
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.ep-calc-card[hidden],
.ep-calc-featured-card[hidden],
.ep-calc-category-section[hidden] {
    display: none !important;
}

.ep-calc-card-badge {
    display: inline-flex;
    width: fit-content;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.08);
    color: #1d4ed8;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.ep-calc-card h3 {
    margin: 0;
    font-size: 1.3rem;
}

.ep-calc-card p {
    color: #64748b;
    margin: 0;
}

.ep-calc-highlight-list {
    margin: 0;
    padding-left: 18px;
    color: #334155;
}

.ep-calc-highlight-list li + li {
    margin-top: 6px;
}

.ep-calc-card-actions {
    margin-top: auto;
    display: flex;
    gap: 12px;
    align-items: center;
}

.ep-calc-open-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 12px 18px;
    border-radius: 14px;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: #fff;
    font-weight: 700;
}

.ep-calc-open-link:hover {
    color: #fff;
}

.ep-calc-empty {
    display: none;
    margin-top: 30px;
    padding: 18px 20px;
    border-radius: 18px;
    background: rgba(15, 23, 42, 0.04);
    border: 1px solid rgba(15, 23, 42, 0.08);
    color: #475569;
    font-weight: 600;
}

.ep-calc-page-grid {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(320px, 0.9fr);
    gap: 32px;
}

.ep-calc-panel,
.ep-calc-sidebar-panel {
    border-radius: 24px;
    border: 1px solid rgba(15, 23, 42, 0.08);
    background: #fff;
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.06);
}

.ep-calc-panel {
    padding: 30px;
}

.ep-calc-sidebar-panel {
    padding: 24px;
}

.ep-calc-eyebrow {
    display: inline-flex;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.08);
    color: #1d4ed8;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 14px;
}

.ep-calc-description {
    color: #64748b;
    margin-bottom: 18px;
}

.ep-calc-form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.ep-calc-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.ep-calc-field--full {
    grid-column: 1 / -1;
}

.ep-calc-field label {
    font-weight: 700;
    color: #0f172a;
}

.ep-calc-field input,
.ep-calc-field select,
.ep-calc-field textarea {
    width: 100%;
    min-height: 50px;
    border-radius: 14px;
    border: 1px solid #dbe4f0;
    background: #fff;
    padding: 12px 14px;
}

.ep-calc-field small {
    color: #64748b;
}

.ep-calc-checkbox {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 50px;
}

.ep-calc-checkbox input {
    width: 18px;
    height: 18px;
    min-height: auto;
}

.ep-calc-actions {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-top: 12px;
}

.ep-calc-submit {
    border: 0;
    min-height: 50px;
    padding: 12px 20px;
    border-radius: 14px;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: #fff;
    font-weight: 700;
}

.ep-calc-loading {
    display: none;
    align-items: center;
    gap: 10px;
    color: #1d4ed8;
    font-weight: 600;
}

.ep-calc-loading::before {
    content: "";
    width: 16px;
    height: 16px;
    border-radius: 999px;
    border: 2px solid rgba(37, 99, 235, 0.18);
    border-top-color: #2563eb;
    animation: epcalcspin 0.8s linear infinite;
}

@keyframes epcalcspin {
    to { transform: rotate(360deg); }
}

.ep-calc-error {
    display: none;
    margin-top: 18px;
    padding: 14px 16px;
    border-radius: 16px;
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.18);
    color: #991b1b;
    font-weight: 600;
}

.ep-calc-results-shell {
    display: none;
    margin-top: 30px;
    gap: 20px;
}

.ep-calc-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 14px;
}

.ep-calc-metric {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 18px;
    border-radius: 18px;
    background: #f8fafc;
    border: 1px solid rgba(15, 23, 42, 0.06);
}

.ep-calc-metric--emphasized {
    background: rgba(37, 99, 235, 0.10);
    border-color: rgba(37, 99, 235, 0.18);
}

.ep-calc-metric-label {
    color: #64748b;
    font-size: 0.86rem;
}

.ep-calc-metric-value {
    color: #0f172a;
    font-size: 1.15rem;
    font-weight: 800;
}

.ep-calc-notes,
.ep-calc-maps,
.ep-calc-tables {
    display: grid;
    gap: 18px;
}

.ep-calc-note {
    padding: 18px 20px;
    border-radius: 18px;
    background: rgba(37, 99, 235, 0.08);
    border: 1px solid rgba(37, 99, 235, 0.18);
}

.ep-calc-note-title,
.ep-calc-table-title {
    display: block;
    margin-bottom: 10px;
    color: #0f172a;
    font-weight: 800;
}

.ep-calc-note p {
    margin: 0;
    color: #1e3a8a;
}

.ep-calc-table-card {
    padding: 20px;
    border-radius: 20px;
    border: 1px solid rgba(15, 23, 42, 0.08);
    background: #fff;
}

.ep-calc-table-shell {
    overflow: auto;
    border-radius: 16px;
    border: 1px solid rgba(15, 23, 42, 0.08);
}

.ep-calc-table-shell table {
    width: 100%;
    border-collapse: collapse;
}

.ep-calc-table-shell th,
.ep-calc-table-shell td {
    padding: 12px 14px;
    border-bottom: 1px solid rgba(15, 23, 42, 0.08);
    white-space: nowrap;
}

.ep-calc-table-shell th {
    background: #f8fafc;
    color: #0f172a;
    font-weight: 700;
}

.ep-calc-table-shell th:first-child,
.ep-calc-table-shell td:first-child {
    text-align: left;
}

.ep-calc-table-shell td {
    text-align: right;
}

.ep-calc-sidebar-list {
    display: grid;
    gap: 12px;
}

.ep-calc-sidebar-group {
    margin-top: 26px;
}

.ep-calc-sidebar-group h4 {
    margin-bottom: 14px;
}

.ep-calc-sidebar-link {
    display: block;
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid rgba(15, 23, 42, 0.08);
    color: #0f172a;
    transition: all 0.2s ease;
}

.ep-calc-sidebar-link:hover {
    color: #2563eb;
    border-color: rgba(37, 99, 235, 0.18);
}

.ep-calc-repeater {
    display: grid;
    gap: 12px;
}

.ep-calc-repeater-rows {
    display: grid;
    gap: 12px;
}

.ep-calc-repeater-row {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr)) auto;
    gap: 12px;
    padding: 16px;
    border-radius: 18px;
    background: #f8fafc;
    border: 1px solid rgba(15, 23, 42, 0.08);
}

.ep-calc-repeater-cell {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.ep-calc-repeater-cell label {
    font-weight: 700;
    color: #334155;
}

.ep-calc-repeater-cell input {
    min-height: 46px;
    border-radius: 12px;
    border: 1px solid #dbe4f0;
    padding: 10px 12px;
}

.ep-calc-repeater-action {
    display: flex;
    align-items: end;
}

.ep-calc-repeater-remove,
.ep-calc-repeater-add {
    border: 0;
    min-height: 46px;
    padding: 10px 16px;
    border-radius: 12px;
    background: #0f172a;
    color: #fff;
    font-weight: 700;
}

@media (max-width: 991px) {
    .ep-calc-hub-toolbar {
        grid-template-columns: 1fr;
    }

    .ep-calc-page-grid {
        grid-template-columns: 1fr;
    }

    .ep-calc-category-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 767px) {
    .ep-calc-form-grid,
    .ep-calc-repeater-row {
        grid-template-columns: 1fr;
    }
}