/*
 * Public content pages: banners, sections, cards, timelines, publications,
 * filters and the contact layout.
 */

/* ------------------------------------------------------------ banner */

.page-banner {
    padding: 4rem 1.5rem 3rem;
    background:
        radial-gradient(800px 300px at 50% -30%, rgb(14 165 233 / 12%), transparent 70%),
        var(--surface);
    border-bottom: 1px solid var(--border);
}

.page-banner__inner {
    max-width: var(--container);
    margin: 0 auto;
}

.page-banner__title {
    margin: 0 0 .6rem;
    font-size: clamp(1.9rem, 4.5vw, 2.85rem);
}

.page-banner__lead {
    margin: 0;
    max-width: 60ch;
    color: var(--ink-soft);
    font-size: 1.08rem;
}

/* ----------------------------------------------------------- section */

.section {
    padding: 3.5rem 1.5rem;
}

.section--alt {
    background: var(--surface-alt);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.section__inner {
    max-width: var(--container);
    margin: 0 auto;
}

.section__inner--narrow {
    max-width: 760px;
}

.section__head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.section__title {
    margin: 0 0 1.5rem;
    font-size: 1.45rem;
}

.section__head .section__title {
    margin-bottom: 1rem;
}

.section__sub {
    margin: 0 0 1rem;
    color: var(--ink-muted);
    font-size: .9rem;
}

/* ------------------------------------------------------------- cards */

.card--hover {
    transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}

.card--hover:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: #cbd5e1;
}

.card--accent {
    border-left: 3px solid var(--brand-primary);
}

.card__eyebrow {
    margin: 0 0 .4rem;
    font-size: .78rem;
    font-weight: 600;
    letter-spacing: .05em;
    text-transform: uppercase;
    color: var(--brand-primary);
}

.card__body {
    margin: 0 0 1rem;
    color: var(--ink-soft);
    font-size: .94rem;
}

.card__link {
    display: inline-block;
    margin-top: .3rem;
    font-weight: 600;
    font-size: .9rem;
    text-decoration: none;
}

.card__link:hover {
    text-decoration: underline;
}

.card__link::after {
    content: " \2192";
}

/* ------------------------------------------------------------- lists */

.tick-list {
    list-style: none;
    margin: 0 0 1rem;
    padding: 0;
}

.tick-list li {
    position: relative;
    padding-left: 1.6rem;
    margin-bottom: .45rem;
    color: var(--ink-soft);
    font-size: .93rem;
}

.tick-list li::before {
    content: "";
    position: absolute;
    left: .15rem;
    top: .42rem;
    width: .85rem;
    height: .45rem;
    border-left: 2px solid var(--brand-primary);
    border-bottom: 2px solid var(--brand-primary);
    transform: rotate(-45deg);
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
    list-style: none;
    margin: 0 0 1rem;
    padding: 0;
}

.tag {
    padding: .2rem .6rem;
    border-radius: 999px;
    background: var(--surface-alt);
    border: 1px solid var(--border);
    font-size: .78rem;
    color: var(--ink-soft);
}

.tag-list--large .tag {
    padding: .35rem .85rem;
    font-size: .88rem;
}

/* ----------------------------------------------------------- filters */

.filters {
    display: flex;
    flex-wrap: wrap;
    gap: .45rem;
    margin-bottom: 1.75rem;
}

.filters__chip {
    padding: .35rem .9rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--ink-soft);
    text-decoration: none;
    font-size: .86rem;
    font-weight: 600;
}

.filters__chip:hover {
    border-color: var(--brand-primary);
    color: var(--brand-primary);
}

.filters__chip.is-active {
    background: var(--brand-primary);
    border-color: var(--brand-primary);
    color: #fff;
}

/* ---------------------------------------------------------- timeline */

.timeline {
    list-style: none;
    margin: 0;
    padding: 0 0 0 1.5rem;
    border-left: 2px solid var(--border);
}

.timeline__item {
    position: relative;
    padding: 0 0 1.85rem 0;
}

.timeline__item:last-child {
    padding-bottom: 0;
}

.timeline__item::before {
    content: "";
    position: absolute;
    left: calc(-1.5rem - 6px);
    top: .4rem;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--brand-primary);
    border: 2px solid var(--surface);
}

.timeline__period {
    margin: 0 0 .2rem;
    font-size: .8rem;
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--brand-primary);
}

.timeline__title {
    margin: 0 0 .15rem;
    font-size: 1.05rem;
}

.timeline__org {
    margin: 0 0 .5rem;
    color: var(--ink-muted);
    font-size: .9rem;
}

.timeline__body {
    margin: 0;
    color: var(--ink-soft);
    font-size: .93rem;
}

/* ------------------------------------------------------ publications */

.year-group {
    margin-bottom: 2.25rem;
}

.year-group__year {
    margin: 0 0 .85rem;
    padding-bottom: .4rem;
    border-bottom: 2px solid var(--border);
    font-size: 1.1rem;
    color: var(--brand-primary);
}

.publications {
    list-style: none;
    margin: 0;
    padding: 0;
}

.publication {
    padding: .9rem 0;
    border-bottom: 1px solid var(--border);
}

.publication:last-child {
    border-bottom: 0;
}

.publication__title {
    margin: 0 0 .3rem;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.4;
}

.publication__title a {
    text-decoration: none;
}

.publication__title a:hover {
    text-decoration: underline;
}

.publication__meta {
    margin: 0;
    color: var(--ink-muted);
    font-size: .88rem;
    line-height: 1.6;
}

.publication__citations {
    font-weight: 600;
    color: var(--ink-soft);
}

.publication__abstract {
    margin-top: .5rem;
    font-size: .89rem;
}

.publication__abstract summary {
    cursor: pointer;
    color: var(--brand-primary);
    font-weight: 600;
}

.publication__abstract p {
    margin: .5rem 0 0;
    color: var(--ink-soft);
    max-width: 70ch;
}

/* -------------------------------------------------------------- prose */

.prose {
    color: var(--ink-soft);
    font-size: 1.02rem;
    line-height: 1.75;
}

.prose h2 {
    margin: 2rem 0 .75rem;
    font-size: 1.3rem;
    color: var(--ink);
}

.prose h3 {
    margin: 1.5rem 0 .5rem;
    font-size: 1.1rem;
    color: var(--ink);
}

.prose p {
    margin: 0 0 1.1rem;
}

.prose ul,
.prose ol {
    margin: 0 0 1.1rem;
    padding-left: 1.3rem;
}

.prose li {
    margin-bottom: .4rem;
}

.prose img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius);
}

.prose blockquote {
    margin: 1.25rem 0;
    padding: .25rem 0 .25rem 1.1rem;
    border-left: 3px solid var(--brand-primary);
    color: var(--ink-muted);
    font-style: italic;
}

.prose pre {
    padding: 1rem;
    background: #0b1020;
    color: #e2e8f0;
    border-radius: var(--radius-sm);
    overflow-x: auto;
    font-size: .85rem;
}

/* -------------------------------------------------------------- facts */

.facts {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    margin: 0 0 1.75rem;
    padding: 1.25rem;
    background: var(--surface-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.facts__item dt {
    margin: 0 0 .2rem;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--ink-muted);
}

.facts__item dd {
    margin: 0;
    font-size: .95rem;
    font-weight: 600;
}

/* ------------------------------------------------------------ callout */

.callout {
    margin: 1.75rem 0;
    padding: 1.4rem 1.5rem;
    background: rgb(29 78 216 / 5%);
    border: 1px solid rgb(29 78 216 / 18%);
    border-radius: var(--radius);
}

.callout--wide {
    text-align: center;
}

.callout__title {
    margin: 0 0 .5rem;
    font-size: 1.1rem;
}

.callout p {
    margin: 0 0 1rem;
    color: var(--ink-soft);
}

.callout--wide p {
    margin-bottom: 1.25rem;
}

.link-row {
    display: flex;
    gap: .7rem;
    flex-wrap: wrap;
    margin: 1.75rem 0 0;
}

.price-note {
    margin: 1.5rem 0 0;
    padding: .9rem 1.1rem;
    background: var(--surface-alt);
    border-radius: var(--radius-sm);
    font-size: .92rem;
    color: var(--ink-soft);
}

/* --------------------------------------------------------------- cta */

.cta {
    padding: 4rem 1.5rem;
    background: transparent;
    color: #fff;
}

.cta__inner {
    max-width: 640px;
    margin: 0 auto;
    text-align: center;
}

.cta__title {
    margin: 0 0 .7rem;
    font-size: clamp(1.5rem, 3.2vw, 2rem);
}

.cta__body {
    margin: 0 0 1.75rem;
    color: rgb(255 255 255 / 80%);
}

.cta .btn-primary {
    background: #fff;
    color: var(--brand-primary);
}

.cta .btn-primary:hover {
    background: #e8eeff;
}

/* ----------------------------------------------------------- contact */

.contact {
    display: grid;
    gap: 3rem;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
}

.contact__aside-title {
    margin: 0 0 .85rem;
    font-size: 1rem;
}

.contact__aside-title + .contact__list {
    margin-bottom: 1.75rem;
}

.contact__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.contact__list li {
    padding: .6rem 0;
    border-bottom: 1px solid var(--border);
    font-size: .92rem;
    word-break: break-word;
}

.contact__list li:last-child {
    border-bottom: 0;
}

.contact__label {
    display: block;
    font-size: .74rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--ink-muted);
    margin-bottom: .15rem;
}

.field__optional {
    font-weight: 400;
    color: var(--ink-muted);
}

/* Hidden from people, visible to bots. Not display:none, which some bots skip. */
.honeypot {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

@media (max-width: 860px) {
    .contact {
        grid-template-columns: 1fr;
        gap: 2.25rem;
    }
}

/* --------------------------------------------------------------- blog */

.blog-search {
    display: flex;
    gap: .5rem;
    margin-top: 1.5rem;
    max-width: 440px;
}

.blog-layout {
    display: grid;
    gap: 2.5rem;
    grid-template-columns: minmax(0, 1fr) 260px;
    align-items: start;
}

.blog-result-count {
    margin: 0 0 1.25rem;
    color: var(--ink-muted);
    font-size: .92rem;
}

.card-grid--two {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card__title a {
    text-decoration: none;
    color: inherit;
}

.card__title a:hover {
    color: var(--brand-primary);
}

.card__eyebrow a {
    text-decoration: none;
}

.widget {
    padding: 1.2rem 1.3rem;
    margin-bottom: 1.25rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.widget__title {
    margin: 0 0 .85rem;
    font-size: .98rem;
}

.widget__body {
    margin: 0 0 1rem;
    color: var(--ink-muted);
    font-size: .88rem;
}

.widget__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.widget__list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .5rem;
    padding: .4rem 0;
    border-bottom: 1px solid var(--border);
    font-size: .9rem;
}

.widget__list li:last-child {
    border-bottom: 0;
}

.widget__list a {
    text-decoration: none;
}

.widget__count {
    color: var(--ink-muted);
    font-size: .8rem;
}

.tag--link {
    text-decoration: none;
}

.tag--link:hover {
    border-color: var(--brand-primary);
    color: var(--brand-primary);
}

/* ------------------------------------------------------------ article */

.article__header {
    padding: 3.5rem 1.5rem 2.5rem;
    background:
        radial-gradient(800px 300px at 50% -30%, rgb(14 165 233 / 12%), transparent 70%),
        var(--surface);
    border-bottom: 1px solid var(--border);
}

.article__header-inner {
    max-width: 760px;
    margin: 0 auto;
}

.article__meta {
    margin: 0 0 .7rem;
    color: var(--ink-muted);
    font-size: .88rem;
}

.article__title {
    margin: 0 0 .85rem;
    font-size: clamp(1.9rem, 4.5vw, 2.7rem);
    line-height: 1.18;
}

.article__lead {
    margin: 0 0 1.25rem;
    color: var(--ink-soft);
    font-size: 1.1rem;
}

/* ----------------------------------------------------------- comments */

.comments {
    list-style: none;
    margin: 0 0 2.5rem;
    padding: 0;
}

.comment {
    display: flex;
    gap: 1rem;
    padding: 1.1rem 0;
    border-bottom: 1px solid var(--border);
}

.comment:last-child {
    border-bottom: 0;
}

.comment__avatar {
    display: grid;
    place-items: center;
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--brand-primary), var(--brand-accent));
    color: #fff;
    font-size: .82rem;
    font-weight: 700;
}

.comment__content {
    min-width: 0;
}

.comment__head {
    margin: 0 0 .3rem;
    font-size: .93rem;
}

.comment__date {
    margin-left: .5rem;
    color: var(--ink-muted);
    font-size: .82rem;
}

.comment__body {
    margin: 0;
    color: var(--ink-soft);
    font-size: .94rem;
    line-height: 1.7;
    overflow-wrap: anywhere;
}

.comment-form {
    padding: 1.5rem;
    background: var(--surface-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.comment-form__title {
    margin: 0 0 1.1rem;
    font-size: 1.05rem;
}

/* --------------------------------------------------- admin post editor */

.post-editor {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: start;
}

.field__input--large {
    font-size: 1.05rem;
    font-weight: 600;
}

@media (max-width: 1000px) {
    .blog-layout,
    .post-editor {
        grid-template-columns: 1fr;
    }
}