/* ALP Research Library — front end
   Uses the site's design-system tokens from blankslate-child/colors_and_type.css
   (falls back to sane defaults if a token isn't defined). */

/* ── Hero ──────────────────────────────────────────────────────────────── */

.alp-research-hero {
    background: var(--bg-section-dark, #001421);
    padding: 72px 20px 64px;
    text-align: center;
}

.alp-research-hero-inner {
    max-width: 680px;
    margin: 0 auto;
}

.alp-research-eyebrow {
    display: inline-block;
    font-family: var(--font-body, "DM Sans", sans-serif);
    font-size: var(--t-small, 12px);
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--alp-sun, #F2C643);
    margin-bottom: 16px;
}

.alp-research-archive-title {
    font-family: var(--font-display, "Inter", sans-serif);
    font-size: var(--t-h1-size, 2.5rem);
    color: var(--fg-on-dark, #fff);
    margin: 0 0 14px;
}

.alp-research-archive-desc {
    color: var(--fg-on-dark-muted, #CCDFEC);
    font-size: var(--t-body-lg, 18px);
    line-height: 1.6;
    margin: 0;
}

/* ── Layout ────────────────────────────────────────────────────────────── */

.alp-research-archive,
.alp-research-single {
    max-width: 1140px;
    margin: 0 auto;
    padding: 32px 20px 80px;
    font-family: var(--font-body, "DM Sans", sans-serif);
    color: var(--fg-primary, #00375A);
}

/* ── Filter bar (horizontal pills) ────────────────────────────────────── */

.alp-research-filterbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--alp-mist, #E7ECF2);
    margin-bottom: 20px;
}

.alp-research-filterbar__search {
    flex: 0 0 auto;
    width: 220px;
}

#alp-research-search {
    width: 100%;
    padding: 8px 14px;
    border: 1px solid var(--alp-mist, #E7ECF2);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    color: var(--fg-primary, #00375A);
    background: var(--bg-page, #fff);
}

#alp-research-search:focus {
    outline: none;
    border-color: var(--alp-blue, #125E8F);
}

.alp-research-filterbar__group {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
}

.alp-research-filterbar__label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--fg-muted, #7F8994);
    margin-right: 2px;
}

.alp-research-pill {
    display: inline-block;
    font-family: inherit;
    font-size: 13px;
    font-weight: 500;
    padding: 5px 14px;
    border-radius: 999px;
    border: 1px solid rgba(18, 94, 143, 0.15);
    background: rgba(18, 94, 143, 0.04);
    color: var(--fg-primary, #00375A);
    cursor: pointer;
    transition: background 0.12s ease, border-color 0.12s ease, color 0.12s ease;
    white-space: nowrap;
}

.alp-research-pill:hover {
    border-color: var(--alp-blue, #125E8F);
    background: rgba(18, 94, 143, 0.08);
}

.alp-research-pill.is-active {
    background: var(--alp-navy, #00375A);
    border-color: var(--alp-navy, #00375A);
    color: #fff;
}

.alp-research-pill--outline {
    background: transparent;
    border-color: var(--alp-mist, #E7ECF2);
    font-size: 12px;
    padding: 4px 12px;
}

.alp-research-pill--outline:hover {
    border-color: var(--alp-blue, #125E8F);
    background: rgba(18, 94, 143, 0.04);
}

.alp-research-pill--outline.is-active {
    background: var(--alp-navy, #00375A);
    border-color: var(--alp-navy, #00375A);
    color: #fff;
}

@media (max-width: 600px) {
    .alp-research-filterbar__search {
        width: 100%;
    }
    .alp-research-filterbar {
        gap: 8px;
    }
    .alp-research-pill {
        font-size: 12px;
        padding: 4px 11px;
    }
}

/* ── Toolbar ───────────────────────────────────────────────────────────── */

.alp-research-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
}

.alp-research-count {
    font-size: var(--t-body, 15px);
    color: var(--fg-muted, #7F8994);
}

.alp-research-sort {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: var(--t-body, 15px);
    color: var(--fg-muted, #7F8994);
}

.alp-research-sort select {
    border: 1px solid var(--alp-mist, #E7ECF2);
    border-radius: 8px;
    padding: 6px 10px;
    font-family: inherit;
    font-size: var(--t-body, 15px);
    color: var(--fg-primary, #00375A);
    background: var(--bg-page, #fff);
}

/* ── Grid + cards ──────────────────────────────────────────────────────── */

.alp-research-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    transition: opacity 0.15s ease;
}

@media (max-width: 1000px) {
    .alp-research-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .alp-research-grid { grid-template-columns: 1fr; }
}

.alp-research-card {
    background: var(--bg-card-cream, #FFFAEB);
    border: 1px solid rgba(0, 55, 90, 0.06);
    border-radius: 14px;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.alp-research-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(0, 55, 90, 0.12);
}

.alp-research-card__link {
    display: flex;
    flex-direction: column;
    gap: 12px;
    height: 100%;
    padding: 24px;
    text-decoration: none;
    color: inherit;
}

.alp-research-card__title {
    font-family: var(--font-display, "Inter", sans-serif);
    font-size: 1.05rem;
    line-height: 1.4;
    color: var(--fg-primary, #00375A);
    margin: 0;
}

.alp-research-card__finding {
    font-size: var(--t-body, 15px);
    line-height: 1.55;
    color: var(--fg-secondary, #125E8F);
    margin: 0;
}

.alp-research-card__topics {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.alp-research-chip {
    display: inline-block;
    font-size: var(--t-small, 12px);
    background: rgba(18, 94, 143, 0.08);
    color: var(--fg-secondary, #125E8F);
    padding: 4px 11px;
    border-radius: 999px;
}

.alp-research-card__meta {
    display: flex;
    align-items: center;
    gap: 10px;
}

.alp-research-card__date {
    font-size: var(--t-small, 12px);
    color: var(--fg-muted, #7F8994);
}

.alp-research-card__cta {
    font-size: 13px;
    color: var(--alp-gold-text, #C18100);
    font-weight: 600;
    margin-top: auto;
    padding-top: 8px;
}

/* ── Evidence badges ───────────────────────────────────────────────────── */

.alp-research-badge {
    display: inline-block;
    align-self: flex-start;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 4px 11px;
    border-radius: 999px;
}

.alp-research-badge--tier-1 { background: var(--alp-green-soft, rgba(101,181,90,0.25)); color: var(--alp-green-text, #3F9833); }
.alp-research-badge--tier-2 { background: var(--alp-gold-soft, rgba(205,152,44,0.15)); color: var(--alp-gold-text, #C18100); }
.alp-research-badge--tier-3 { background: rgba(18, 94, 143, 0.1); color: var(--fg-secondary, #125E8F); }
.alp-research-badge--tier-4 { background: var(--bg-section-soft, #E7ECF2); color: var(--fg-muted, #7F8994); }

.alp-research-empty {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--fg-muted, #7F8994);
    padding: 60px 0;
}

/* ── Pagination ────────────────────────────────────────────────────────── */

.alp-research-pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 36px;
}

.alp-research-pagination button {
    min-width: 38px;
    border: 1px solid var(--alp-mist, #E7ECF2);
    background: var(--bg-page, #fff);
    border-radius: 8px;
    padding: 8px 12px;
    cursor: pointer;
    font-family: inherit;
    font-size: var(--t-body, 15px);
    color: var(--fg-primary, #00375A);
    transition: border-color 0.15s ease;
}

.alp-research-pagination button:hover {
    border-color: var(--alp-blue, #125E8F);
}

.alp-research-pagination button.is-active {
    background: var(--alp-navy, #00375A);
    border-color: var(--alp-navy, #00375A);
    color: #fff;
}

/* ── Single article ────────────────────────────────────────────────────── */

.alp-research-single {
    max-width: 1040px;
}

.alp-research-single-header {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 32px;
    position: static;
    padding-bottom: 20px;
}

.alp-research-single-meta {
    display: flex;
    align-items: center;
    gap: 10px;
}

.alp-research-date {
    font-size: var(--t-small, 12px);
    color: var(--fg-muted, #7F8994);
}

.alp-research-single-title {
    font-family: var(--font-display, "Inter", sans-serif);
    font-size: 1.45rem;
    line-height: 1.3;
    color: var(--fg-primary, #00375A);
    margin: 0;
}

@media (min-width: 768px) {
    .alp-research-single-title {
        font-size: 1.6rem;
    }
}

.alp-research-single-content {
    font-size: var(--t-body-lg, 18px);
    line-height: 1.75;
}

.alp-research-single-content p {
    margin: 0 0 1.2em;
}

.alp-research-meaning {
    background: var(--bg-card-cream, #FFFAEB);
    border-left: 3px solid var(--alp-gold, #CD982C);
    border-radius: 0 14px 14px 0;
    padding: 24px 28px;
    margin-top: 32px;
}

.alp-research-meaning h3 {
    font-family: var(--font-display, "Inter", sans-serif);
    font-size: var(--t-h3-size, 1.3rem);
    color: var(--fg-primary, #00375A);
    margin: 0 0 12px;
}

.alp-research-meaning p:last-child {
    margin-bottom: 0;
}

/* ── CTA ───────────────────────────────────────────────────────────────── */

.alp-research-cta {
    background: var(--bg-section-dark, #001421);
    color: var(--fg-on-dark, #fff);
    border-radius: 14px;
    padding: 40px 32px;
    text-align: center;
    margin: 48px 0;
}

.alp-research-cta p {
    font-size: var(--t-body-lg, 18px);
    color: var(--fg-on-dark-muted, #CCDFEC);
    margin: 0;
}

.alp-research-cta__button {
    display: inline-block;
    margin-top: 18px;
    background: var(--alp-gold, #CD982C);
    color: var(--alp-navy-black, #001421);
    font-weight: 700;
    font-size: var(--t-body, 15px);
    padding: 12px 30px;
    border-radius: 999px;
    text-decoration: none;
    transition: background 0.15s ease;
}

.alp-research-cta__button:hover {
    background: var(--alp-sun, #F2C643);
    color: var(--alp-navy-black, #001421);
}

/* ── Citation, disclaimer, related ─────────────────────────────────────── */

.alp-research-citation {
    border-top: 1px solid var(--alp-mist, #E7ECF2);
    padding-top: 24px;
    margin-top: 36px;
    font-size: var(--t-body, 15px);
    color: var(--fg-muted, #7F8994);
}

.alp-research-citation h4 {
    font-size: var(--t-small, 12px);
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--fg-muted, #7F8994);
    margin: 0 0 8px;
}

.alp-research-citation a {
    color: var(--fg-link, #125E8F);
}

.alp-research-disclaimer {
    font-size: var(--t-small, 12px);
    color: var(--fg-disclaimer, #999);
    line-height: 1.6;
    margin-top: 24px;
}

.alp-research-related {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px 80px;
    font-family: var(--font-body, "DM Sans", sans-serif);
}

.alp-research-related h2 {
    font-family: var(--font-display, "Inter", sans-serif);
    font-size: var(--t-h3-size, 1.5rem);
    color: var(--fg-primary, #00375A);
    margin-bottom: 24px;
}