/* =========================================================
   Pass 29.1 — Regional Heritage Integration & Portal Design
   Scoped corrective layer loaded after Pass 29.
   ========================================================= */

.page-portal {
    --portal-29-1-navy: #00345f;
    --portal-29-1-deep: #001f3a;
    --portal-29-1-paper: #fffdf7;
    --portal-29-1-linen: #f0e7d6;
    --portal-29-1-ink: #063453;
    --portal-29-1-gold: #fecb00;
    --portal-29-1-red: #c74634;
}

.page-portal .portal-hero__grid {
    min-height: clamp(610px, 72svh, 790px);
    grid-template-columns: minmax(0, 1.12fr) minmax(330px, .72fr);
    gap: clamp(42px, 6vw, 92px);
    padding-block: clamp(76px, 8vw, 116px) clamp(108px, 10vw, 145px);
}

.page-portal .portal-hero__copy h1 {
    max-width: 820px;
    font-size: clamp(58px, 7.35vw, 112px);
    line-height: .86;
    letter-spacing: -.055em;
}

.page-portal .portal-hero__statement {
    max-width: 690px;
    font-size: clamp(20px, 1.85vw, 30px);
    line-height: 1.18;
}

.page-portal .portal-hero__object {
    width: min(470px, 37vw);
    aspect-ratio: 1 / 1.08;
    border-radius: 36% 64% 48% 52% / 42% 39% 61% 58%;
}

.page-portal .portal-subnav {
    position: relative;
    inset: auto;
    display: flex;
    justify-content: center;
    gap: 4px;
    width: min(1160px, calc(100% - 32px));
    margin: -36px auto 18px;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scrollbar-width: none;
}

.page-portal .portal-subnav::-webkit-scrollbar { display: none; }
.page-portal .portal-subnav a { flex: 0 0 auto; }

.page-portal .portal-contract__grid {
    min-height: 94px;
    grid-template-columns: minmax(0, 1.5fr) minmax(370px, .72fr);
}

.page-portal .portal-fact-band article {
    min-height: 148px;
    padding: 28px clamp(18px, 2.6vw, 36px);
}

.page-portal .portal-fact-band strong {
    font-size: clamp(2.45rem, 4vw, 4.5rem);
}

.page-portal .section {
    padding-block: clamp(74px, 8vw, 118px);
}

.page-portal .section-heading--split {
    grid-template-columns: minmax(0, 1.08fr) minmax(250px, .54fr);
    gap: clamp(30px, 6vw, 88px);
    align-items: end;
}

.page-portal .entry-grid {
    gap: 14px;
    border: 0;
    background: transparent;
}

.page-portal .entry-card {
    min-height: 238px;
    padding: 22px;
    border: 1px solid rgba(0, 82, 147, .13);
    border-radius: 22px;
    background: rgba(255, 253, 247, .96);
    box-shadow: 0 16px 42px rgba(0, 43, 82, .08);
}

.page-portal .entry-grid--atlas .entry-card { min-height: 220px; }
.page-portal .entry-card h3 { font-size: clamp(27px, 2.1vw, 35px); }
.page-portal .entry-card p { margin-top: auto; }
.page-portal .entry-card__media { margin: -22px -22px 18px; border-radius: 21px 21px 0 0; overflow: hidden; }
.page-portal .entry-card__media img { width: 100%; height: 154px; object-fit: cover; }

/* Regional map becomes a controlled editorial workspace, not a floating illustration. */
.page-portal .region-map-section {
    background:
        radial-gradient(circle at 88% 12%, rgba(0, 117, 184, .27), transparent 30rem),
        radial-gradient(circle at 8% 88%, rgba(254, 203, 0, .09), transparent 32rem),
        linear-gradient(145deg, var(--portal-29-1-deep), #063e62 56%, #07517a);
}

.page-portal .region-map-section::before {
    opacity: .15;
    background-image:
        linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px);
    background-size: 64px 64px;
}

.page-portal .region-map-layout {
    display: grid;
    grid-template-columns: minmax(250px, .42fr) minmax(0, 1fr);
    gap: 28px clamp(40px, 6vw, 86px);
    align-items: start;
}

.page-portal .region-map-layout > .section-heading {
    grid-column: 1;
    grid-row: 1 / span 3;
    max-width: 430px;
    margin: 0;
    position: sticky;
    top: 92px;
}

.page-portal .region-map-layout > .section-heading h2 {
    font-size: clamp(48px, 5.5vw, 82px);
    line-height: .9;
}

.page-portal .region-map__national-link {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    width: min(100%, 360px);
    min-height: 52px;
    margin-top: 26px;
    padding: 12px 16px;
    color: #fff;
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 14px;
    background: rgba(255,255,255,.07);
    font-size: 12px;
    font-weight: 850;
    letter-spacing: .04em;
}

.page-portal .region-map__national-link:hover,
.page-portal .region-map__national-link:focus-visible {
    color: var(--portal-29-1-deep);
    background: var(--portal-29-1-gold);
    border-color: var(--portal-29-1-gold);
}

.page-portal .region-heritage-filter {
    grid-column: 2;
    display: grid;
    grid-template-columns: minmax(210px, .72fr) minmax(0, 1.28fr);
    gap: 18px 28px;
    padding: clamp(22px, 3vw, 34px);
    border: 1px solid rgba(255,255,255,.16);
    border-radius: 26px;
    background:
        radial-gradient(circle at 100% 0, rgba(254,203,0,.1), transparent 18rem),
        rgba(0, 27, 50, .48);
    box-shadow: 0 26px 80px rgba(0, 20, 38, .24);
    backdrop-filter: blur(14px);
}

.page-portal .region-heritage-filter h3 {
    margin: 5px 0 9px;
    color: #fff;
    font-family: var(--serif);
    font-size: clamp(28px, 2.7vw, 42px);
    font-weight: 400;
    line-height: .98;
}

.page-portal .region-heritage-filter > div:first-child > p:last-child {
    margin: 0;
    color: rgba(255,255,255,.66);
    font-size: 13px;
    line-height: 1.55;
}

.page-portal .region-heritage-filter__controls {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.page-portal .region-heritage-filter__controls button {
    min-width: 0;
    min-height: 48px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 10px;
    align-items: center;
    padding: 10px 12px;
    color: rgba(255,255,255,.78);
    text-align: left;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 13px;
    background: rgba(255,255,255,.045);
    cursor: pointer;
}

.page-portal .region-heritage-filter__controls button span {
    overflow: hidden;
    font-size: 11px;
    font-weight: 800;
    line-height: 1.2;
    text-overflow: ellipsis;
}

.page-portal .region-heritage-filter__controls button b {
    min-width: 26px;
    height: 26px;
    display: grid;
    place-items: center;
    color: var(--portal-29-1-gold);
    border-radius: 999px;
    background: rgba(254,203,0,.1);
    font-size: 10px;
}

.page-portal .region-heritage-filter__controls button:hover,
.page-portal .region-heritage-filter__controls button:focus-visible,
.page-portal .region-heritage-filter__controls button.is-active {
    color: var(--portal-29-1-deep);
    border-color: var(--portal-29-1-gold);
    background: var(--portal-29-1-gold);
}

.page-portal .region-heritage-filter__controls button.is-active b,
.page-portal .region-heritage-filter__controls button:hover b,
.page-portal .region-heritage-filter__controls button:focus-visible b {
    color: var(--portal-29-1-deep);
    background: rgba(0,31,58,.12);
}

.page-portal .region-heritage-filter__links {
    grid-column: 1 / -1;
    display: flex;
    flex-wrap: wrap;
    gap: 7px 16px;
    padding-top: 4px;
    border-top: 1px solid rgba(255,255,255,.11);
}

.page-portal .region-heritage-filter__links a {
    color: rgba(255,255,255,.62);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: .06em;
    text-transform: uppercase;
}

.page-portal .region-heritage-filter__links a:hover,
.page-portal .region-heritage-filter__links a:focus-visible { color: var(--portal-29-1-gold); }

.page-portal .region-heritage-filter__status {
    grid-column: 1 / -1;
    margin: 0;
    color: rgba(255,255,255,.7);
    font-size: 12px;
}

.page-portal .region-map {
    grid-column: 2;
    min-height: clamp(520px, 54vw, 700px);
    margin-top: 0;
    border-radius: 28px;
    background:
        radial-gradient(ellipse at 80% 80%, rgba(0, 133, 186, .48) 0 19%, transparent 20%),
        radial-gradient(ellipse at 61% 56%, rgba(0, 110, 160, .27) 0 12%, transparent 13%),
        linear-gradient(145deg, rgba(255,255,255,.06), rgba(255,255,255,.01)),
        #063e55;
}

.page-portal .region-map__point b {
    max-width: 190px;
    opacity: 0;
    transform: translateY(5px);
    pointer-events: none;
    transition: opacity .16s ease, transform .16s ease;
}

.page-portal .region-map__point:hover,
.page-portal .region-map__point:focus-visible { z-index: 20; }
.page-portal .region-map__point:hover b,
.page-portal .region-map__point:focus-visible b {
    opacity: 1;
    transform: translateY(0);
}

.page-portal .region-map__point[hidden],
.page-portal .region-map-list li[hidden] { display: none !important; }

.page-portal .region-map-list {
    grid-column: 2;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 9px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.page-portal .region-map-list li { min-width: 0; }
.page-portal .region-map-list a {
    min-height: 78px;
    display: grid;
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 4px 11px;
    align-content: center;
    padding: 12px;
    color: #fff;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 15px;
    background: rgba(255,255,255,.045);
}

.page-portal .region-map-list a:hover,
.page-portal .region-map-list a:focus-visible {
    border-color: rgba(254,203,0,.56);
    background: rgba(255,255,255,.085);
}

.page-portal .region-map-list span {
    grid-row: 1 / span 2;
    align-self: start;
    color: var(--portal-29-1-gold);
    font-size: 10px;
    font-weight: 900;
}
.page-portal .region-map-list b { min-width: 0; font-size: 13px; line-height: 1.2; }
.page-portal .region-map-list small { color: rgba(255,255,255,.55); font-size: 10px; line-height: 1.3; }
.page-portal .region-map-list__media { display: none; }

.page-portal .portal-gallery {
    grid-template-columns: minmax(0, 1.18fr) minmax(280px, .82fr);
    grid-template-rows: repeat(2, minmax(250px, 1fr));
    max-height: 760px;
}

.page-portal .portal-gallery__item { min-height: 250px; border-radius: 22px; }
.page-portal .portal-gallery__item .media-presentation__visual { min-height: 0; height: 100%; }

.page-portal .timeline-track {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(250px, 1fr);
    gap: 0;
    overflow-x: auto;
    scroll-snap-type: x proximity;
    scrollbar-color: rgba(254,203,0,.45) rgba(255,255,255,.08);
}
.page-portal .timeline-stop { min-width: 0; scroll-snap-align: start; }

.page-portal .portal-build-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}

.page-portal .portal-build-card {
    min-height: 210px;
    padding: 22px;
    border-radius: 20px;
}

/* Map page: the regional scope is first-class and layer counts stay visible. */
.page-map .explorer-filters--national {
    grid-template-columns: repeat(4, minmax(150px, 1fr));
}

.page-map .map-heritage-layers a small {
    display: inline-grid;
    min-width: 22px;
    height: 22px;
    place-items: center;
    margin-left: 4px;
    border-radius: 999px;
    background: rgba(0,82,147,.08);
    font-size: 9px;
}

.page-map .map-experience-toolbar p strong { color: var(--portal-29-1-navy); }

@media (max-width: 1120px) {
    .page-portal .portal-hero__grid {
        grid-template-columns: minmax(0, 1fr) minmax(290px, .62fr);
        gap: 38px;
    }
    .page-portal .portal-hero__object { width: min(410px, 38vw); }
    .page-portal .region-map-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .page-portal .portal-build-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .page-map .explorer-filters--national { grid-template-columns: repeat(3, minmax(150px, 1fr)); }
}

@media (max-width: 920px) {
    .page-portal .portal-hero__grid {
        grid-template-columns: 1fr;
        min-height: auto;
        padding-block: 72px 100px;
    }
    .page-portal .portal-hero__object {
        width: min(680px, 100%);
        aspect-ratio: 16 / 9;
        justify-self: start;
        border-radius: 28px;
    }
    .page-portal .portal-contract__grid { grid-template-columns: 1fr; }
    .page-portal .region-map-layout { grid-template-columns: 1fr; }
    .page-portal .region-map-layout > .section-heading,
    .page-portal .region-heritage-filter,
    .page-portal .region-map,
    .page-portal .region-map-list {
        grid-column: 1;
        grid-row: auto;
    }
    .page-portal .region-map-layout > .section-heading {
        position: static;
        max-width: 720px;
    }
    .page-portal .region-heritage-filter { grid-template-columns: 1fr; }
    .page-portal .region-heritage-filter__links,
    .page-portal .region-heritage-filter__status { grid-column: 1; }
    .page-portal .portal-gallery { max-height: none; }
    .page-map .explorer-filters--national { grid-template-columns: repeat(2, minmax(140px, 1fr)); }
}

@media (max-width: 700px) {
    .page-portal .portal-hero__copy h1 { font-size: clamp(50px, 15vw, 76px); }
    .page-portal .portal-hero__statement { font-size: 19px; }
    .page-portal .portal-subnav { justify-content: flex-start; margin-top: -28px; }
    .page-portal .portal-fact-band__grid { grid-template-columns: 1fr 1fr; }
    .page-portal .portal-fact-band article { min-height: 132px; }
    .page-portal .section-heading--split { grid-template-columns: 1fr; }
    .page-portal .entry-grid { grid-template-columns: 1fr; }
    .page-portal .entry-card,
    .page-portal .entry-grid--atlas .entry-card { min-height: 210px; }
    .page-portal .region-heritage-filter { padding: 20px; border-radius: 20px; }
    .page-portal .region-heritage-filter__controls { grid-template-columns: 1fr; }
    .page-portal .region-map { display: none; }
    .page-portal .region-map-list { grid-template-columns: 1fr; }
    .page-portal .region-map-list a { min-height: 72px; }
    .page-portal .portal-gallery { display: grid; grid-template-columns: 1fr; grid-template-rows: none; }
    .page-portal .portal-gallery__item,
    .page-portal .portal-gallery__item--1 { grid-column: auto; grid-row: auto; min-height: 350px; }
    .page-portal .portal-build-grid { grid-template-columns: 1fr; }
    .page-map .explorer-filters--national { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
    .page-portal .region-map__point b { transition: none; }
}