.official-date-calculator-page {
    --date-ink: #162b3a;
    --date-primary: #0f766e;
    --date-primary-dark: #115e59;
    --date-soft: #f0fdfa;
    --date-blue-soft: #eff6ff;
    --date-danger: #991b1b;
    --date-warm: #fffbeb;
}

.official-date-calculator-page main {
    overflow-wrap: anywhere;
}

.date-hero {
    padding-bottom: 30px;
}

.date-eyebrow,
.date-section-kicker {
    margin: 0 0 7px;
    color: var(--date-primary);
    font-size: 13px;
    font-weight: 850;
    letter-spacing: .04em;
    text-transform: uppercase;
}

.date-privacy-note,
.date-result-notice,
.date-noscript {
    margin-top: 18px;
    padding: 14px 16px;
    border: 1px solid #99f6e4;
    border-radius: 12px;
    background: var(--date-soft);
    color: #134e4a;
}

.date-privacy-note strong {
    display: block;
    margin-bottom: 3px;
}

.date-section-head {
    gap: 14px;
}

.date-local-badge {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
    padding: 6px 12px;
    border-radius: 999px;
    background: #ccfbf1;
    color: var(--date-primary-dark);
    font-size: 13px;
    font-weight: 850;
    white-space: nowrap;
}

.date-calculator {
    display: grid;
    gap: 16px;
}

.date-operation-selector,
.date-fieldset {
    min-width: 0;
    margin: 0;
    padding: 18px;
    border: 1px solid #cbd5e1;
    border-radius: 14px;
    background: #f8fafc;
}

.date-operation-selector legend,
.date-fieldset legend {
    padding: 0 8px;
    color: var(--date-ink);
    font-size: 17px;
    font-weight: 850;
}

.date-operation-options {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.date-operation-option {
    position: relative;
    display: flex;
    min-width: 0;
    min-height: 68px;
    align-items: center;
    gap: 10px;
    padding: 11px 12px;
    border: 2px solid #cbd5e1;
    border-radius: 11px;
    background: #fff;
    color: #334155;
    cursor: pointer;
}

.date-operation-option:has(input:checked) {
    border-color: var(--date-primary);
    background: var(--date-soft);
    color: var(--date-primary-dark);
    box-shadow: inset 0 0 0 1px var(--date-primary);
}

.date-operation-option input {
    width: 20px;
    height: 20px;
    flex: 0 0 auto;
    accent-color: var(--date-primary);
}

.date-operation-option span {
    display: grid;
    min-width: 0;
    gap: 2px;
}

.date-operation-option strong {
    line-height: 1.35;
}

.date-operation-option small {
    color: #475569;
    line-height: 1.35;
}

.date-form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.date-field {
    display: grid;
    min-width: 0;
    gap: 6px;
    align-content: start;
}

.date-field label {
    color: var(--date-ink);
    font-weight: 800;
}

.date-field input {
    width: 100%;
    min-width: 0;
    min-height: 48px;
    padding: 10px 12px;
    border: 1px solid #64748b;
    border-radius: 9px;
    background: #fff;
    color: #111827;
    font: inherit;
}

.date-field input[aria-invalid="true"] {
    border-color: #b91c1c;
    box-shadow: 0 0 0 1px #b91c1c;
}

.date-help {
    margin: 0;
    color: #475569;
    font-size: 13px;
    line-height: 1.5;
}

.date-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 12px;
    border: 1px solid #99f6e4;
    border-radius: 13px;
    background: #fff;
    box-shadow: 0 9px 26px rgba(15, 118, 110, .1);
}

.date-primary-button,
.date-reset-button {
    min-height: 48px;
    border-radius: 9px;
    padding: 10px 17px;
    font: inherit;
    font-weight: 850;
    cursor: pointer;
}

.date-primary-button {
    flex: 1 1 280px;
    border: 1px solid var(--date-primary);
    background: var(--date-primary);
    color: #fff;
}

.date-reset-button {
    border: 1px solid #475569;
    background: #fff;
    color: #334155;
}

.date-error-summary {
    padding: 14px 16px;
    border: 2px solid #b91c1c;
    border-radius: 10px;
    background: #fef2f2;
    color: #7f1d1d;
}

.date-error-summary p {
    margin: 7px 0 3px;
}

.date-error-summary a {
    color: #7f1d1d;
    font-weight: 750;
}

.date-error-summary code {
    color: #7f1d1d;
    font-size: 12px;
}

.date-result {
    padding: 20px;
    border: 2px solid var(--date-primary);
    border-radius: 15px;
    background: #fff;
}

.date-result-kicker {
    margin: 0 0 3px;
    color: var(--date-primary-dark);
    font-size: 13px;
    font-weight: 850;
    letter-spacing: .03em;
}

.date-result h2 {
    margin-bottom: 9px;
}

.date-result-summary {
    margin: 0;
    padding: 17px;
    border-radius: 11px;
    background: var(--date-soft);
    color: var(--date-primary-dark);
    font-size: clamp(27px, 6vw, 42px);
    font-weight: 900;
    line-height: 1.25;
    overflow-wrap: anywhere;
}

.date-result-direction {
    margin: 12px 0;
    padding: 10px 12px;
    border-left: 5px solid #2563eb;
    background: var(--date-blue-soft);
    color: #1e3a8a;
    font-weight: 750;
}

.date-result-details,
.date-metadata {
    display: grid;
    margin: 14px 0;
    border: 1px solid #d1d5db;
    border-radius: 10px;
    overflow: hidden;
}

.date-result-details > div,
.date-metadata > div {
    display: grid;
    grid-template-columns: minmax(165px, .75fr) minmax(0, 1.25fr);
    border-bottom: 1px solid #e5e7eb;
}

.date-result-details > div:last-child,
.date-metadata > div:last-child {
    border-bottom: 0;
}

.date-result-details dt,
.date-result-details dd,
.date-metadata dt,
.date-metadata dd {
    min-width: 0;
    margin: 0;
    padding: 10px 12px;
    overflow-wrap: anywhere;
}

.date-result-details dt,
.date-metadata dt {
    background: #f8fafc;
    font-weight: 800;
}

.date-card-grid,
.date-policy-grid,
.date-rule-list,
.date-example-grid,
.date-authority-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.date-card-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.date-card-grid article,
.date-policy-grid > div,
.date-rule-list article,
.date-authority-grid article,
.date-example-grid > div {
    min-width: 0;
    padding: 15px;
    border: 1px solid #d1d5db;
    border-radius: 11px;
    background: #fff;
}

.date-card-grid h3,
.date-policy-grid h3,
.date-rule-list h3,
.date-authority-grid h3 {
    margin: 0 0 7px;
    font-size: 18px;
}

.date-card-grid p,
.date-policy-grid p,
.date-rule-list p,
.date-authority-grid p {
    margin: 0;
    color: #475569;
}

.date-example-grid > div {
    display: grid;
    gap: 5px;
    background: #f8fafc;
}

.date-example-grid span {
    color: var(--date-primary-dark);
    font-size: 18px;
    font-weight: 850;
}

.date-exclusions {
    margin-top: 16px;
    padding: 22px;
    border: 2px solid #d97706;
    border-radius: 13px;
    background: var(--date-warm);
    color: #78350f;
}

.date-check-list,
.date-source-list {
    display: grid;
    gap: 9px;
    padding-left: 22px;
}

.date-source-list li {
    min-width: 0;
}

.date-source-list a {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    color: var(--date-primary-dark);
    font-weight: 750;
    word-break: break-word;
}

.date-source-list span {
    display: block;
    color: #475569;
    font-size: 13px;
}

.date-faq-item h3 {
    overflow-wrap: anywhere;
}

.date-back-link {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    padding: 8px 13px;
    border: 1px solid #99f6e4;
    border-radius: 9px;
    color: var(--date-primary-dark);
    font-weight: 800;
    text-decoration: none;
}

.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

[hidden] {
    display: none !important;
}

@media (max-width: 720px) {
    .date-operation-options,
    .date-form-grid,
    .date-card-grid,
    .date-policy-grid,
    .date-rule-list,
    .date-example-grid,
    .date-authority-grid {
        grid-template-columns: 1fr;
    }

    .date-operation-option {
        min-height: 62px;
    }

    .date-actions,
    .date-primary-button,
    .date-reset-button {
        width: 100%;
    }

    .date-result-details > div,
    .date-metadata > div {
        grid-template-columns: 1fr;
    }

    .date-result-details dd,
    .date-metadata dd {
        border-top: 1px solid #e5e7eb;
    }

    .date-exclusions {
        padding: 17px;
    }

    .official-date-calculator-page .header-inner {
        padding-left: 20px;
        padding-right: 20px;
    }

    .official-date-calculator-page .site-title,
    .official-date-calculator-page .header-inner nav a {
        display: inline-flex;
        min-height: 44px;
        align-items: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    .official-date-calculator-page *,
    .official-date-calculator-page *::before,
    .official-date-calculator-page *::after {
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
    }
}