/* =========================================================
   FlyCentennial.com — editorial design system
   -----------------------------------------------------
   Direction: aviation field guide as printed publication.
   Serif body copy (the single biggest departure from
   template web design), asymmetric grid with a marginalia
   rail, index-style listings instead of card grids, and
   instrument-panel numerals for anything measured.
   Palette derives from the FlyCentennial mark: navy ink,
   Colorado red, gold, on a warm-neutral paper.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,300..900&family=Newsreader:opsz,wght@6..72,300..700&family=Archivo:wdth,wght@75..100,400..800&display=swap');

:root {
    /* ink + paper */
    --ink: #101821;
    --ink-2: #3d4650;
    --ink-3: #6d7480;
    --paper: #fcfbf9;
    --paper-2: #f4f2ed;
    --paper-3: #ebe8e1;

    /* brand */
    --navy: #16304f;
    --navy-deep: #0c1c30;
    --red: #b3202e;
    --red-deep: #8d1721;
    --gold: #c9931a;

    --rule: #ded9d0;
    --rule-strong: #b9b2a5;

    --font-display: 'Fraunces', 'Iowan Old Style', Georgia, serif;
    --font-body: 'Newsreader', Georgia, 'Times New Roman', serif;
    --font-ui: 'Archivo', -apple-system, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

    --measure: 68ch;
    --gutter: clamp(20px, 4vw, 56px);
    --shell: 1360px;

    --a11y-text-scale: 1;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: calc(1.0625rem * var(--a11y-text-scale));
    line-height: 1.62;
    font-optical-sizing: auto;
    -webkit-font-smoothing: antialiased;
}

img, svg, iframe { max-width: 100%; display: block; }
svg.icon { width: 20px; height: 20px; flex: none; }
a { color: inherit; }

.shell { max-width: var(--shell); margin-inline: auto; padding-inline: var(--gutter); }

/* ---------------------------------------------------------
   Typography
   --------------------------------------------------------- */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.04;
    letter-spacing: -0.018em;
    color: var(--ink);
    margin: 0 0 0.4em;
    text-wrap: balance;
    font-variation-settings: 'SOFT' 0, 'WONK' 1;
}
h1 { font-size: clamp(2.6rem, 6.4vw, 5.2rem); font-weight: 700; }
h2 { font-size: clamp(1.7rem, 3.1vw, 2.5rem); margin-top: 1.6em; }
h3 { font-size: clamp(1.22rem, 1.8vw, 1.45rem); margin-top: 1.5em; }
h4 { font-size: 1.05rem; }
p { margin: 0 0 1.05em; }
.lede {
    font-family: var(--font-body);
    font-size: clamp(1.15rem, 1.7vw, 1.45rem);
    line-height: 1.48;
    color: var(--ink-2);
    font-weight: 300;
    max-width: 52ch;
}

/* small-caps editorial eyebrow */
.eyebrow {
    display: block;
    font-family: var(--font-ui);
    font-weight: 700;
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--red);
    margin-bottom: 1.1rem;
}
.eyebrow--pale { color: var(--gold); }
.eyebrow--ink { color: var(--ink-3); }

/* drop cap on lead paragraph of body copy */
.copy > p:first-of-type::first-letter {
    font-family: var(--font-display);
    font-weight: 700;
    float: left;
    font-size: 3.9em;
    line-height: 0.82;
    padding: 0.06em 0.09em 0 0;
    color: var(--navy);
}

.copy { max-width: var(--measure); }
.copy h2 { border-top: 1px solid var(--rule); padding-top: 0.7em; }
.copy ul, .copy ol { padding-left: 1.15em; margin: 0 0 1.2em; }
.copy li { margin-bottom: 0.4em; }
.copy a { color: var(--red); text-underline-offset: 3px; text-decoration-thickness: 1px; }
.copy strong { font-weight: 600; }

/* ---------------------------------------------------------
   Masthead / navigation
   --------------------------------------------------------- */
.utility {
    background: var(--navy-deep);
    color: rgba(255,255,255,0.72);
    font-family: var(--font-ui);
    font-size: 0.74rem;
    letter-spacing: 0.04em;
}
.utility .shell { display: flex; gap: 20px; align-items: center; justify-content: flex-end; padding-block: 7px; }
.utility a { color: rgba(255,255,255,0.78); text-decoration: none; }
.utility a:hover { color: #fff; }
.utility .util-cta { color: var(--gold); font-weight: 700; }
.utility .util-mid { flex: 1; text-align: left; opacity: 0.6; }
@media (max-width: 720px) { .utility .util-mid { display: none; } }

.masthead {
    background: var(--paper);
    border-bottom: 1.5px solid var(--ink);
    position: sticky;
    top: 0;
    z-index: 60;
}
.masthead .shell {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    padding-block: 14px;
}
.brand { display: flex; align-items: center; gap: 14px; text-decoration: none; flex: none; }
.brand img { height: 42px; width: auto; }
.brand-rule { width: 1px; height: 30px; background: var(--rule-strong); }
.brand-sub {
    font-family: var(--font-ui);
    font-size: 0.64rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-3);
    line-height: 1.35;
    max-width: 96px;
}
@media (max-width: 560px) { .brand-rule, .brand-sub { display: none; } }

.nav { display: flex; align-items: center; gap: 2px; }
.nav > ul { display: flex; list-style: none; margin: 0; padding: 0; gap: 2px; }
.nav > ul > li { position: relative; }
.nav > ul > li > a {
    display: block;
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: 0.82rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    padding: 10px 13px;
    text-decoration: none;
    color: var(--ink);
    border-bottom: 2px solid transparent;
}
.nav > ul > li > a:hover { border-bottom-color: var(--red); }

/* mega menu */
.mega {
    position: absolute;
    top: calc(100% + 1px);
    left: 50%;
    transform: translateX(-50%) translateY(6px);
    min-width: 340px;
    background: var(--paper);
    border: 1.5px solid var(--ink);
    padding: 18px;
    opacity: 0;
    visibility: hidden;
    transition: opacity .14s ease, transform .14s ease, visibility .14s;
    box-shadow: 10px 10px 0 rgba(16,24,33,0.06);
}
.nav > ul > li:hover .mega,
.nav > ul > li:focus-within .mega { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.mega-label {
    font-family: var(--font-ui);
    font-size: 0.62rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-3);
    padding-bottom: 8px;
    margin-bottom: 8px;
    border-bottom: 1px solid var(--rule);
}
.mega a {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    align-items: baseline;
    padding: 7px 0;
    text-decoration: none;
    font-family: var(--font-body);
    font-size: 1rem;
    border-bottom: 1px dotted var(--rule);
}
.mega a:last-child { border-bottom: 0; }
.mega a span.mega-note { font-family: var(--font-ui); font-size: 0.68rem; color: var(--ink-3); text-transform: uppercase; letter-spacing: 0.08em; }
.mega a:hover { color: var(--red); }

.nav-cta {
    font-family: var(--font-ui);
    font-weight: 700;
    font-size: 0.74rem;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    background: var(--red);
    color: #fff;
    padding: 11px 17px;
    text-decoration: none;
    margin-left: 10px;
}
.nav-cta:hover { background: var(--red-deep); }

.nav-toggle { display: none; background: none; border: 1.5px solid var(--ink); padding: 8px 10px; cursor: pointer; }
.nav-toggle svg { width: 20px; height: 20px; }

@media (max-width: 1020px) {
    .nav {
        position: fixed;
        inset: 0 0 0 30%;
        background: var(--paper);
        border-left: 1.5px solid var(--ink);
        flex-direction: column;
        align-items: stretch;
        padding: 84px 26px 26px;
        overflow-y: auto;
        transform: translateX(101%);
        transition: transform .24s cubic-bezier(.4,0,.2,1);
    }
    .nav.is-open { transform: translateX(0); }
    .nav > ul { flex-direction: column; gap: 0; }
    .nav > ul > li > a { padding: 13px 0; font-size: 0.95rem; border-bottom: 1px solid var(--rule); }
    .mega { position: static; transform: none; opacity: 1; visibility: visible; border: 0; box-shadow: none; padding: 4px 0 12px 14px; min-width: 0; display: none; }
    .nav > ul > li.is-open .mega { display: block; }
    .nav-toggle { display: inline-flex; }
    .nav-cta { margin: 20px 0 0; text-align: center; }
}
@media (max-width: 640px) { .nav { inset: 0; } }

/* ---------------------------------------------------------
   Conditions strip (live METAR)
   --------------------------------------------------------- */
.conditions {
    background: var(--navy-deep);
    color: rgba(255,255,255,0.82);
    border-bottom: 1px solid rgba(255,255,255,0.1);
    overflow-x: auto;
}
.conditions .shell { display: flex; align-items: center; gap: 22px; padding-block: 9px; white-space: nowrap; }
.cond-flag {
    font-family: var(--font-ui); font-weight: 800; font-size: 0.66rem; letter-spacing: 0.1em;
    color: #fff; padding: 4px 10px; flex: none;
}
.cond-item {
    font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.01em;
    display: inline-flex; align-items: center; gap: 6px; flex: none;
    font-variant-numeric: tabular-nums;
}
.cond-item svg { width: 13px; height: 13px; color: var(--gold); }
.cond-item strong { color: var(--gold); font-weight: 600; }
.cond-link {
    font-family: var(--font-ui); font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase;
    color: #fff; text-decoration: none; font-weight: 600; margin-left: auto; flex: none;
    border-bottom: 1px solid var(--gold); padding-bottom: 1px;
}

/* ---------------------------------------------------------
   Hero
   --------------------------------------------------------- */
.hero { position: relative; background: var(--navy-deep); color: #fff; overflow: hidden; }
.hero-photo {
    position: absolute; inset: 0;
    background-size: cover; background-position: center 62%;
    opacity: 0.42;
}
.hero::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(180deg, rgba(12,28,48,0.55) 0%, rgba(12,28,48,0.72) 55%, rgba(12,28,48,0.95) 100%);
}
.hero .shell { position: relative; z-index: 2; padding-block: clamp(72px, 12vh, 140px) clamp(48px, 8vh, 90px); }
.hero h1 { color: #fff; max-width: 15ch; }
.hero .lede { color: rgba(255,255,255,0.82); margin-top: 1.2rem; }
.hero .eyebrow { color: var(--gold); }

.hero-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr); gap: clamp(28px, 5vw, 72px); align-items: end; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 2rem; }

/* runway-strip stat block */
.specs { border-top: 1px solid rgba(255,255,255,0.28); padding-top: 20px; }
.specs-row {
    display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
    padding: 9px 0; border-bottom: 1px dotted rgba(255,255,255,0.22);
}
.specs-row:last-child { border-bottom: 0; }
.specs-key { font-family: var(--font-ui); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(255,255,255,0.6); }
.specs-val { font-family: var(--font-mono); font-size: 1.05rem; color: var(--gold); font-variant-numeric: tabular-nums; }

/* ---------------------------------------------------------
   Buttons
   --------------------------------------------------------- */
.btn {
    display: inline-flex; align-items: center; gap: 9px;
    font-family: var(--font-ui); font-weight: 700; font-size: 0.76rem;
    letter-spacing: 0.1em; text-transform: uppercase;
    padding: 14px 22px; text-decoration: none; cursor: pointer;
    border: 1.5px solid transparent; background: none; transition: background-color .14s, color .14s, border-color .14s;
}
.btn svg { width: 15px; height: 15px; }
.btn-solid { background: var(--red); color: #fff; }
.btn-solid:hover { background: var(--red-deep); }
.btn-ghost { border-color: rgba(255,255,255,0.5); color: #fff; }
.btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,0.08); }
.btn-ink { border-color: var(--ink); color: var(--ink); }
.btn-ink:hover { background: var(--ink); color: var(--paper); }
.btn-block { width: 100%; justify-content: center; }
.btn-sm { padding: 10px 15px; font-size: 0.7rem; }

/* ---------------------------------------------------------
   Sections + editorial grid
   --------------------------------------------------------- */
.band { padding-block: clamp(52px, 8vw, 104px); }
.band--tight { padding-block: clamp(34px, 5vw, 60px); }
.band--paper2 { background: var(--paper-2); }
.band--ink { background: var(--navy-deep); color: rgba(255,255,255,0.84); }
.band--ink h1, .band--ink h2, .band--ink h3 { color: #fff; }
.band--rule { border-top: 1.5px solid var(--ink); }

/* asymmetric editorial grid: main column + marginalia rail */
.editorial {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 300px);
    gap: clamp(32px, 6vw, 88px);
    align-items: start;
}
@media (max-width: 940px) { .editorial { grid-template-columns: 1fr; } }

.rail { position: sticky; top: 100px; font-family: var(--font-ui); }
@media (max-width: 940px) { .rail { position: static; } }
.rail-block { border-top: 3px solid var(--ink); padding-top: 14px; margin-bottom: 30px; }
.rail-block h4 {
    font-family: var(--font-ui); font-size: 0.66rem; letter-spacing: 0.18em;
    text-transform: uppercase; color: var(--ink-3); margin-bottom: 12px;
}
.rail-row {
    display: flex; justify-content: space-between; gap: 12px; align-items: baseline;
    padding: 8px 0; border-bottom: 1px dotted var(--rule); font-size: 0.86rem;
}
.rail-row:last-child { border-bottom: 0; }
.rail-row dt, .rail-key { color: var(--ink-3); }
.rail-row dd, .rail-val { margin: 0; font-weight: 700; font-variant-numeric: tabular-nums; text-align: right; }
.rail-row a { color: var(--red); text-decoration: none; font-weight: 700; }
.rail ol { list-style: none; margin: 0; padding: 0; counter-reset: toc; }
.rail ol li { counter-increment: toc; }
.rail ol a {
    display: flex; gap: 10px; padding: 7px 0; text-decoration: none; font-size: 0.85rem;
    color: var(--ink-2); border-bottom: 1px dotted var(--rule); line-height: 1.35;
}
.rail ol a::before { content: counter(toc, decimal-leading-zero); font-family: var(--font-mono); color: var(--rule-strong); flex: none; }
.rail ol a:hover { color: var(--red); }

/* section heading with rule */
.band-head { margin-bottom: clamp(28px, 4vw, 48px); max-width: 60ch; }
.band-head h2 { margin-top: 0; }

/* ---------------------------------------------------------
   Index listing (replaces card grid)
   --------------------------------------------------------- */
.index { border-top: 1.5px solid var(--ink); }
.index-entry {
    display: grid;
    grid-template-columns: 62px minmax(0, 1fr) auto;
    gap: clamp(16px, 3vw, 34px);
    align-items: baseline;
    padding: clamp(20px, 3vw, 30px) 0;
    border-bottom: 1px solid var(--rule);
    text-decoration: none;
    color: inherit;
    position: relative;
    transition: background-color .14s ease;
}
.index-entry::before {
    content: ""; position: absolute; left: calc(var(--gutter) * -0.5); top: 0; bottom: 0; width: 3px;
    background: transparent; transition: background-color .14s;
}
.index-entry:hover { background: var(--paper-2); }
.index-entry:hover::before { background: var(--red); }
.index-num {
    font-family: var(--font-mono); font-size: 0.82rem; color: var(--rule-strong);
    font-variant-numeric: tabular-nums; padding-top: 0.35em;
}
.index-entry:hover .index-num { color: var(--red); }
.index-title { display: block; font-family: var(--font-display); font-size: clamp(1.3rem, 2.3vw, 1.85rem); font-weight: 600; line-height: 1.12; margin: 0 0 6px; letter-spacing: -0.015em; }
.index-desc { display: block; font-size: 0.98rem; color: var(--ink-2); margin: 0 0 8px; max-width: 62ch; line-height: 1.5; }
.index-tags { display: block; font-family: var(--font-ui); font-size: 0.66rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); }
.index-meta { font-family: var(--font-mono); font-size: 0.95rem; text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.index-meta small { display: block; font-family: var(--font-ui); font-size: 0.62rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); margin-top: 3px; }
.index-entry.is-featured .index-num { color: var(--gold); }
.index-entry.is-featured::before { background: var(--gold); }
@media (max-width: 700px) {
    .index-entry { grid-template-columns: 40px minmax(0, 1fr); }
    .index-meta { grid-column: 2; text-align: left; margin-top: 6px; }
}

/* ---------------------------------------------------------
   Feature cards (home sections) — editorial plates
   --------------------------------------------------------- */
.plates { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
@media (max-width: 860px) { .plates { grid-template-columns: 1fr; } }
.plate {
    background: var(--paper);
    padding: clamp(26px, 3.4vw, 42px);
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: background-color .16s ease;
}
.plate:hover { background: var(--paper-2); }
.plate-idx { font-family: var(--font-mono); font-size: 0.76rem; color: var(--rule-strong); letter-spacing: 0.06em; }
.plate h3 { margin: 0; font-size: clamp(1.45rem, 2.2vw, 1.95rem); }
.plate p { margin: 0; color: var(--ink-2); font-size: 0.98rem; line-height: 1.55; }
.plate-go {
    margin-top: auto; padding-top: 14px;
    font-family: var(--font-ui); font-weight: 700; font-size: 0.7rem;
    letter-spacing: 0.14em; text-transform: uppercase; color: var(--red);
    display: inline-flex; align-items: center; gap: 8px;
}
.plate:hover .plate-go svg { transform: translateX(4px); }
.plate-go svg { width: 14px; height: 14px; transition: transform .16s ease; }

/* ---------------------------------------------------------
   Editorial devices: pull quote, field note, tables
   --------------------------------------------------------- */
.pullquote {
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 2.6vw, 2rem);
    line-height: 1.22;
    font-weight: 500;
    color: var(--navy);
    border-left: 3px solid var(--red);
    padding: 6px 0 6px 26px;
    margin: 2em 0;
    letter-spacing: -0.015em;
}

.callout {
    border-top: 2px solid var(--ink);
    border-bottom: 1px solid var(--rule);
    background: var(--paper-2);
    padding: 22px 26px;
    margin: 2em 0;
}
.callout-label {
    font-family: var(--font-ui); font-weight: 800; font-size: 0.64rem;
    letter-spacing: 0.2em; text-transform: uppercase; color: var(--red); margin-bottom: 10px;
}
.callout p:last-child { margin-bottom: 0; }
.callout--warn { border-top-color: var(--red); background: #fdf6f2; }
.callout--warn .callout-label { color: var(--navy); }

.data-table-wrap { overflow-x: auto; margin: 1.8em 0; border-top: 2px solid var(--ink); }
table.data-table { width: 100%; min-width: 460px; border-collapse: collapse; font-family: var(--font-ui); font-size: 0.88rem; }
table.data-table th, table.data-table td { text-align: left; padding: 12px 16px 12px 0; border-bottom: 1px solid var(--rule); vertical-align: top; }
table.data-table thead th {
    font-size: 0.64rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-3);
    font-weight: 700; padding-bottom: 9px;
}
table.data-table tbody tr:last-child td { border-bottom: 0; }
table.data-table td.num, table.data-table th.num, table.data-table .num { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
@media (max-width: 600px) { table.data-table th, table.data-table td { padding: 10px 12px 10px 0; font-size: 0.84rem; } }

/* FAQ */
.faq { border-top: 2px solid var(--ink); }
.faq-item { border-bottom: 1px solid var(--rule); }
.faq-item summary {
    cursor: pointer; list-style: none; padding: 18px 0;
    font-family: var(--font-display); font-size: 1.12rem; font-weight: 600;
    display: flex; align-items: baseline; justify-content: space-between; gap: 18px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-family: var(--font-ui); color: var(--red); font-size: 1.3rem; line-height: 1; flex: none; }
.faq-item[open] summary::after { content: "\2212"; }
.faq-answer { padding: 0 0 20px; color: var(--ink-2); max-width: 62ch; }

/* ---------------------------------------------------------
   Listing detail
   --------------------------------------------------------- */
.factfile { border-top: 3px solid var(--ink); padding-top: 16px; font-family: var(--font-ui); }
.factfile h4 { font-size: 0.66rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 14px; }
.factfile-row { display: flex; gap: 11px; padding: 11px 0; border-bottom: 1px dotted var(--rule); font-size: 0.88rem; line-height: 1.45; }
.factfile-row svg { width: 15px; height: 15px; color: var(--red); flex: none; margin-top: 3px; }
.factfile-row a { color: var(--ink); }
.factfile-actions { display: grid; gap: 8px; margin-top: 18px; }

.byline {
    display: flex; gap: 14px; align-items: flex-start;
    border-top: 1px solid var(--rule); margin-top: 3em; padding-top: 22px;
    font-family: var(--font-ui);
}
.byline-mark { width: 44px; height: 44px; border: 1.5px solid var(--ink); display: flex; align-items: center; justify-content: center; flex: none; color: var(--navy); }
.byline-mark svg { width: 22px; height: 22px; }
.byline-name { font-family: var(--font-display); font-size: 1.02rem; font-weight: 600; margin: 0 0 3px; }
.byline-role, .byline-links { margin: 0 0 3px; font-size: 0.82rem; color: var(--ink-3); line-height: 1.45; }
.byline-links a { color: var(--red); font-weight: 600; text-decoration: none; }

.disclaimer { font-size: 0.82rem; color: var(--ink-3); line-height: 1.55; max-width: 70ch; font-family: var(--font-ui); }

/* sticky mobile action bar */
.actionbar {
    position: sticky; bottom: 0; z-index: 40;
    background: var(--navy-deep); display: none; gap: 8px;
    padding: 10px 14px calc(10px + env(safe-area-inset-bottom, 0px));
}
@media (max-width: 760px) { .actionbar { display: flex; } }

/* ---------------------------------------------------------
   Maps
   --------------------------------------------------------- */
.map-filters { display: flex; flex-wrap: wrap; gap: 0; margin-bottom: 20px; border-top: 1.5px solid var(--ink); border-bottom: 1px solid var(--rule); }
.map-filter {
    display: inline-flex; align-items: center; gap: 8px;
    font-family: var(--font-ui); font-weight: 600; font-size: 0.72rem;
    letter-spacing: 0.1em; text-transform: uppercase;
    padding: 13px 18px; border: 0; background: none; color: var(--ink-3); cursor: pointer;
    border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.map-filter[data-category]:not([data-category="all"])::before {
    content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--dot, var(--ink-3)); flex: none;
}
.map-filter:hover { color: var(--ink); }
.map-filter.is-active { color: var(--ink); border-bottom-color: var(--red); }
.home-map, .map-embed { width: 100%; height: 480px; border: 1.5px solid var(--ink); background: var(--paper-2); }
.map-embed { height: 400px; margin-bottom: 26px; }
@media (max-width: 600px) { .home-map { height: 340px; } .map-embed { height: 300px; } }
.home-map--fallback { display: flex; align-items: center; justify-content: center; text-align: center; padding: 24px; }
.home-map--fallback p { color: var(--ink-3); max-width: 42ch; }
.home-map--fallback a { color: var(--red); font-weight: 700; }

/* crosswind + TAF */
.crosswind-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 1px; background: var(--rule); border: 1px solid var(--rule); margin: 1.6em 0; }
.crosswind-card { background: var(--paper); padding: 18px 20px; border-top: 3px solid var(--navy); }
.crosswind-card.is-tailwind { border-top-color: var(--red); }
.cw-rwy { font-family: var(--font-display); font-weight: 700; font-size: 1.3rem; letter-spacing: -0.01em; }
.cw-length { font-family: var(--font-mono); font-size: 0.72rem; color: var(--ink-3); margin-bottom: 10px; }
.cw-favored { font-family: var(--font-ui); font-size: 0.84rem; margin-bottom: 8px; }
.cw-components { display: grid; gap: 3px; font-family: var(--font-mono); font-size: 0.82rem; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.cw-components strong { color: var(--ink); }

.taf-list { display: grid; gap: 0; border-top: 2px solid var(--ink); margin: 1.6em 0; }
.taf-period { padding: 14px 0; border-bottom: 1px solid var(--rule); }
.taf-period-head { display: flex; justify-content: space-between; gap: 12px; font-family: var(--font-ui); font-weight: 700; font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 6px; }
.taf-time { font-family: var(--font-mono); font-weight: 400; color: var(--ink-3); text-transform: none; letter-spacing: 0; }
.taf-period-body { display: flex; flex-wrap: wrap; gap: 16px; font-family: var(--font-mono); font-size: 0.82rem; color: var(--ink-2); font-variant-numeric: tabular-nums; }

/* ---------------------------------------------------------
   Forms
   --------------------------------------------------------- */
.form { display: grid; gap: 20px; max-width: 620px; }
.field { display: grid; gap: 6px; }
.field label { font-family: var(--font-ui); font-weight: 700; font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-2); }
.field .hint { font-family: var(--font-ui); font-size: 0.78rem; color: var(--ink-3); }
input, select, textarea {
    font-family: var(--font-body); font-size: 1rem; padding: 12px 14px;
    border: 1.5px solid var(--rule-strong); background: var(--paper); color: var(--ink); width: 100%;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--navy); outline-offset: 1px; border-color: var(--navy); }
.field-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 600px) { .field-pair { grid-template-columns: 1fr; } }
.notice { padding: 15px 18px; margin-bottom: 22px; font-family: var(--font-ui); font-size: 0.9rem; border-left: 3px solid; }
.notice-ok { background: #f0f6f1; border-color: #2f6b3d; color: #235030; }
.notice-bad { background: #fdf3f2; border-color: var(--red); color: var(--red-deep); }
.notice ul { margin: 6px 0 0; padding-left: 18px; }

/* status pills */
.pill { font-family: var(--font-ui); font-size: 0.62rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; padding: 3px 9px; display: inline-block; }
.pill--active { background: #e8f1e9; color: #235030; }
.pill--sold, .pill--expired { background: var(--paper-3); color: var(--ink-3); }
.pill--pending { background: #fdf3e3; color: #8a6414; }
.pill--rejected { background: #fdf1f0; color: var(--red-deep); }
.pill--sample { background: var(--navy); color: #fff; }

/* ---------------------------------------------------------
   Breadcrumbs
   --------------------------------------------------------- */
.crumbs { font-family: var(--font-ui); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; padding-block: 16px; }
.crumbs a { color: inherit; text-decoration: none; opacity: 0.7; }
.crumbs a:hover { opacity: 1; }
.crumbs .sep { opacity: 0.35; margin-inline: 8px; }

/* ---------------------------------------------------------
   Footer
   --------------------------------------------------------- */
.colophon { background: var(--navy-deep); color: rgba(255,255,255,0.72); padding-block: clamp(48px, 6vw, 76px) 32px; font-family: var(--font-ui); }
.colophon-grid { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: clamp(24px, 4vw, 48px); }
@media (max-width: 860px) { .colophon-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .colophon-grid { grid-template-columns: 1fr; } }
.colophon h4 { font-family: var(--font-ui); color: #fff; font-size: 0.64rem; letter-spacing: 0.2em; text-transform: uppercase; margin-bottom: 16px; }
.colophon ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.colophon a { color: rgba(255,255,255,0.72); text-decoration: none; font-size: 0.88rem; }
.colophon a:hover { color: #fff; }
.colophon-brand img { height: 40px; margin-bottom: 16px; }
.colophon-brand p { font-size: 0.88rem; max-width: 34ch; line-height: 1.6; color: rgba(255,255,255,0.68); }
.colophon-base { border-top: 1px solid rgba(255,255,255,0.14); margin-top: 44px; padding-top: 22px; display: flex; flex-wrap: wrap; gap: 10px 22px; justify-content: space-between; font-size: 0.76rem; color: rgba(255,255,255,0.5); }
.colophon-base a { font-size: 0.76rem; }
.colophon-legal { font-size: 0.74rem; color: rgba(255,255,255,0.45); line-height: 1.6; max-width: 88ch; margin-top: 16px; }

/* ---------------------------------------------------------
   404
   --------------------------------------------------------- */
.error-page { text-align: center; padding-block: clamp(70px, 12vw, 140px); }
.error-code { font-family: var(--font-mono); font-size: clamp(3.5rem, 10vw, 7rem); color: var(--red); line-height: 1; }

/* ---------------------------------------------------------
   Accessibility controls
   --------------------------------------------------------- */
.skip-link { position: absolute; left: -999px; top: 0; background: var(--ink); color: var(--paper); padding: 10px 16px; z-index: 100; font-family: var(--font-ui); }
.skip-link:focus { left: 12px; top: 12px; }

.a11y-widget { position: fixed; right: 18px; bottom: calc(18px + env(safe-area-inset-bottom, 0px)); z-index: 80; font-family: var(--font-ui); }
@media (max-width: 760px) { body:has(.actionbar) .a11y-widget { bottom: calc(76px + env(safe-area-inset-bottom, 0px)); } }
.a11y-toggle {
    width: 46px; height: 46px; border: 1.5px solid var(--ink); background: var(--navy-deep);
    color: var(--gold); display: flex; align-items: center; justify-content: center; cursor: pointer;
}
.a11y-toggle svg { width: 21px; height: 21px; }
.a11y-panel {
    position: absolute; right: 0; bottom: 56px; width: 252px;
    background: var(--paper); border: 1.5px solid var(--ink); padding: 18px;
    box-shadow: 8px 8px 0 rgba(16,24,33,0.08);
}
.a11y-panel h4 { font-family: var(--font-ui); font-size: 0.64rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 12px; }
.a11y-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 9px 0; border-bottom: 1px dotted var(--rule); font-size: 0.85rem; }
.a11y-panel .a11y-row:last-of-type { border-bottom: 0; }
.a11y-btns { display: flex; gap: 4px; }
.a11y-btns button { width: 30px; height: 28px; border: 1px solid var(--rule-strong); background: var(--paper); cursor: pointer; font-family: var(--font-ui); font-size: 0.76rem; }
.a11y-btns button:hover { border-color: var(--ink); }
.a11y-switch input { width: 17px; height: 17px; accent-color: var(--red); }
.a11y-more { display: block; margin-top: 12px; font-size: 0.76rem; color: var(--red); font-weight: 700; text-decoration: none; letter-spacing: 0.06em; text-transform: uppercase; }

.a11y-reduce-motion, .a11y-reduce-motion * { animation-duration: .001ms !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
.a11y-readable-font, .a11y-readable-font * { font-family: Verdana, Tahoma, sans-serif !important; letter-spacing: 0.015em !important; line-height: 1.8 !important; }
.a11y-readable-font .copy > p:first-of-type::first-letter { float: none; font-size: inherit; padding: 0; }

.a11y-contrast { --paper: #fff; --paper-2: #fff; --ink: #000; --ink-2: #000; --ink-3: #222; --rule: #000; --rule-strong: #000; }
.a11y-contrast body { background: #fff; color: #000; }
.a11y-contrast .hero, .a11y-contrast .band--ink, .a11y-contrast .colophon, .a11y-contrast .conditions, .a11y-contrast .utility { background: #000 !important; color: #fff !important; }
.a11y-contrast .hero-photo { display: none; }
.a11y-contrast .hero::after { background: #000 !important; }
.a11y-contrast a { text-decoration: underline !important; }
.a11y-contrast .btn-solid { background: #000 !important; color: #fff !important; border-color: #fff !important; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}

/* focus visibility across the board */
a:focus-visible, button:focus-visible, summary:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--red); outline-offset: 2px;
}