/* Shared drawing ink. All rules are scoped to the flight components. */
.flight-diagram,
.flight-intro {
    --flight-paper: #0c2029;
    --flight-ink: #daebe9;
    --flight-muted: #aac3c8;
    --flight-teal: #73d6ca;
    --flight-amber: #e8c18a;
    --flight-rule: #36555f;
    color: var(--flight-ink);
    font-family: 'Roboto Mono', monospace;
    font-weight: 400;
    line-height: 1.6;
    box-sizing: border-box;
}

.flight-diagram {
    margin: 16px 0;
    padding: 16px;
    min-width: 0;
    max-width: 100%;
    background: var(--flight-paper);
    border: 1px solid var(--flight-rule);
    border-radius: 10px;
}

.flight-diagram .flight-diagram__heading {
    font-size: 14px;
    font-weight: 500;
    color: var(--flight-ink);
}

.flight-diagram__heading > span {
    display: block;
    margin-top: 4px;
    color: var(--flight-muted);
    font-size: 11px;
    font-weight: 400;
}

.flight-dimensions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin: 16px 0 8px;
}

.flight-dimensions > div { min-width: 0; }
.flight-dimensions dt { color: var(--flight-muted); font-size: 11px; }
.flight-dimensions dd { margin: 4px 0 0; font-size: 14px; overflow-wrap: anywhere; }
.flight-dimensions small { display: block; color: var(--flight-muted); font-size: 10px; }

.flight-diagram .flight-diagram__notice {
    margin: 10px 0;
    padding: 8px 10px;
    border-left: 2px solid var(--flight-amber);
    background: rgba(232, 193, 138, .06);
    color: var(--flight-amber);
    font-size: 11px;
    line-height: 1.6;
}

.flight-diagram__scroll {
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scrollbar-color: var(--flight-rule) var(--flight-paper);
    scrollbar-width: thin;
    border-bottom: 1px solid var(--flight-rule);
    margin-top: 6px;
    padding-bottom: 6px;
}

/* Intrinsic minimum width preserves readable SVG type. Scroll, never squeeze. */
.flight-diagram__svg { display: block; width: 100%; height: auto; max-width: none; }
.flight-diagram__svg text { font: 12px 'Roboto Mono', monospace; fill: var(--flight-muted); }
.flight-diagram__svg .flight-plot-label { font-size: 12px; fill: var(--flight-ink); }
.flight-grid path { fill: none; stroke: var(--flight-rule); stroke-width: .65; }
.flight-swept { fill: var(--flight-teal); fill-opacity: .08; stroke: var(--flight-teal); stroke-opacity: .4; stroke-dasharray: 5 5; }
.flight-diagram .flight-ground,
.flight-intro .flight-ground { fill: none; stroke: var(--flight-muted); stroke-width: 1.2; }
.flight-diagram .flight-tower,
.flight-intro .flight-tower { fill: var(--flight-paper); stroke: var(--flight-teal); stroke-width: 1.2; }
.flight-diagram .flight-rotor-envelope,
.flight-intro .flight-rotor-envelope { fill: none; stroke: var(--flight-teal); stroke-opacity: .65; stroke-width: 1; stroke-dasharray: 3 5; }
.flight-diagram .flight-blade,
.flight-intro .flight-blade { fill: var(--flight-paper); stroke: var(--flight-teal); stroke-width: 1.2; }
.flight-diagram .flight-hub,
.flight-intro .flight-hub { fill: var(--flight-teal); }
.flight-dimension { fill: none; stroke: var(--flight-muted); stroke-width: .9; }
.flight-diagram__svg .flight-dimension-label { fill: var(--flight-ink); }
.flight-diagram .flight-bird,
.flight-intro .flight-bird { fill: none; stroke: var(--flight-ink); stroke-width: 1.8; stroke-linecap: round; }

.flight-band { cursor: pointer; outline: none; }
.flight-band__hit { fill: transparent; stroke: transparent; stroke-width: 1.5; }
.flight-band__guide { fill: none; stroke: var(--flight-rule); stroke-dasharray: 2 6; }
.flight-band__range { fill: var(--flight-teal); fill-opacity: .19; stroke: var(--flight-teal); stroke-width: 1; transition: fill-opacity .18s ease; }
.flight-band__caps { fill: none; stroke: var(--flight-teal); stroke-width: 1.2; }
.flight-hatch { fill: none; stroke: var(--flight-amber); stroke-width: 1.8; }
.flight-band__overlap { stroke: var(--flight-amber); stroke-width: 1; }
.flight-band__touch { fill: none; stroke: var(--flight-amber); stroke-width: 2; }
.flight-diagram__svg .flight-band__unknown { fill: var(--flight-muted); font-size: 20px; }
.flight-diagram__svg .flight-band__number { fill: var(--flight-ink); font-size: 13px; }
.flight-band__readout { visibility: hidden; pointer-events: none; }
.flight-band__readout rect { fill: var(--flight-paper); stroke: var(--flight-rule); }
.flight-band__readout text { fill: var(--flight-ink); }
.flight-band:hover .flight-band__range,
.flight-band:focus .flight-band__range { fill-opacity: .4; }
.flight-band:hover .flight-band__hit,
.flight-band:focus .flight-band__hit { stroke: var(--flight-teal); stroke-dasharray: 4 3; }
.flight-band:hover + .flight-band__readout,
.flight-band:focus + .flight-band__readout { visibility: visible; }
.flight-diagram__svg:has(.flight-band:hover) .flight-readout-hint,
.flight-diagram__svg:has(.flight-band:focus) .flight-readout-hint { visibility: hidden; }

.flight-key { display: flex; flex-wrap: wrap; gap: 6px 14px; margin: 12px 0; color: var(--flight-muted); font-size: 10px; }
.flight-key > span { display: inline-flex; align-items: center; gap: 6px; }
.flight-key b { display: inline-block; width: 14px; height: 12px; border: 1px solid var(--flight-teal); }
.flight-key__band { background: rgba(115, 214, 202, .19); }
.flight-key .flight-key__zone { background: rgba(115, 214, 202, .08); border-style: dashed; }
.flight-key .flight-key__overlap { border-color: var(--flight-amber); background: repeating-linear-gradient(135deg, transparent 0 3px, var(--flight-amber) 3px 4px, transparent 4px 7px); }
.flight-species { border-top: 1px solid var(--flight-rule); }
.flight-species summary { padding: 10px 0; cursor: pointer; font-size: 12px; color: var(--flight-ink); overflow-wrap: anywhere; scroll-margin: 24px; }
.flight-species summary::marker { color: var(--flight-teal); }
.flight-species__number { display: inline-block; min-width: 23px; color: var(--flight-teal); font-size: 11px; }
.flight-species__range { display: block; padding-left: 38px; color: var(--flight-muted); font-size: 11px; }
.flight-diagram .flight-species p { margin: 0 0 12px; color: var(--flight-muted); font-size: 11px; line-height: 1.7; }
.flight-diagram .flight-diagram__caveat,
.flight-diagram .flight-diagram__empty { margin: 12px 0 0; color: var(--flight-muted); font-size: 11px; line-height: 1.7; }
.flight-diagram__scroll:focus-visible,
.flight-species summary:focus-visible { outline: 2px solid var(--flight-teal); outline-offset: 3px; border-radius: 2px; }

/* This is a corner illustration, not a modal or map-sized input layer.
   Even the card passes pointer input through to the map. Only buttons catch it. */
.flight-intro { position: fixed; right: 16px; bottom: 78px; z-index: 1100; width: min(420px, calc(100vw - 32px)); pointer-events: none; }
.flight-intro__card { margin-bottom: 10px; padding: 16px; border: 1px solid var(--flight-rule); border-radius: 12px; background: rgba(12, 32, 41, .95); box-shadow: 0 12px 32px rgba(0, 0, 0, .18); }
.flight-intro__card[hidden] { display: none !important; }
.flight-intro__topline { display: flex; align-items: center; justify-content: space-between; gap: 8px; font-size: 10px; color: var(--flight-muted); }
.flight-intro button { pointer-events: auto; font: inherit; cursor: pointer; color: var(--flight-ink); border: 1px solid var(--flight-rule); background: var(--flight-paper); }
.flight-intro .flight-intro__close { display: inline-grid; place-items: center; flex: 0 0 32px; width: 32px; height: 32px; padding: 0; border-radius: 50%; font-size: 20px; line-height: 1; }
.flight-intro__drawing { display: block; width: 100%; height: auto; margin: 8px 0 4px; overflow: visible; }
.flight-intro__grid { fill: none; stroke: var(--flight-rule); stroke-opacity: .65; stroke-width: .5; }
.flight-intro__route { fill: none; stroke: var(--flight-amber); stroke-width: 1.3; stroke-linecap: round; }
.flight-intro h2 { margin: 8px 0 6px; font-size: 21px; font-weight: 400; letter-spacing: -.6px; line-height: 1.25; color: var(--flight-ink); }
.flight-intro p { margin: 0; font-size: 11px; color: var(--flight-muted); line-height: 1.75; }
.flight-intro small { display: block; margin-top: 10px; font-size: 9px; color: var(--flight-muted); }
.flight-intro .flight-intro__replay { display: flex; align-items: center; gap: 8px; margin-left: auto; padding: 7px 12px; min-height: 36px; border-radius: 20px; font-size: 11px; }
.flight-intro button:hover { background: #18343d; border-color: var(--flight-teal); }
.flight-intro button:focus-visible { outline: 2px solid var(--flight-teal); outline-offset: 3px; }

/* Finite motion avoids a continuously moving distraction on the map. */
.flight-diagram .flight-draw,
.flight-intro__card--playing .flight-draw { animation: flight-line-reveal 1.1s ease-out both; }
.flight-diagram .flight-rotor,
.flight-intro__card--playing .flight-rotor { transform-origin: 0 0; animation: flight-rotor-turn 3.6s ease-out both; }
.flight-intro__card--playing { animation: flight-card-enter .45s ease-out both; }
.flight-intro__card--playing .flight-intro__bird { animation: flight-bird-drift 2.8s ease-out both; }
.flight-intro__card--playing .flight-intro__bird--second { animation-delay: .12s; }
@keyframes flight-line-reveal { from { opacity: 0; clip-path: inset(0 100% 0 0); } to { opacity: 1; clip-path: inset(0); } }
@keyframes flight-rotor-turn { from { transform: rotate(-28deg); } to { transform: rotate(16deg); } }
@keyframes flight-card-enter { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@keyframes flight-bird-drift { from { opacity: 0; transform: translate(-10px, 4px); } 30% { opacity: 1; } to { opacity: 1; transform: translate(0, 0); } }

@media (max-width: 600px) {
    .flight-diagram { padding: 12px; }
    .flight-dimensions { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .flight-dimensions > div:last-child { grid-column: 1 / -1; }
    .flight-intro { right: 12px; bottom: 94px; width: min(260px, calc(100vw - 24px)); }
    .flight-intro__card { padding: 12px; }
    .flight-intro__drawing { max-height: 90px; }
    .flight-intro h2 { font-size: 19px; }
    .flight-intro .flight-intro__close { flex-basis: 44px; width: 44px; height: 44px; }
    .flight-intro .flight-intro__replay { min-height: 44px; }
}

@media (max-height: 500px) {
    .flight-intro { bottom: 52px; }
    .flight-intro__card { padding: 10px 12px; }
    .flight-intro__drawing { max-height: 64px; margin: 0; }
    .flight-intro h2 { margin: 4px 0; font-size: 17px; }
    .flight-intro small { margin-top: 4px; }
}

@media (prefers-reduced-motion: reduce) {
    .flight-diagram *,
    .flight-intro * { animation: none !important; transition: none !important; }
}

.flight-intro__altitude-band { fill: var(--flight-teal); fill-opacity: .12; }
.flight-intro__band-label { fill: var(--flight-muted); font: 9px "Roboto Mono", monospace; }

/* The whole comparison fits its container, including all bird lanes. */
.flight-diagram__scroll { overflow: visible; padding-bottom: 0; }
.flight-diagram__svg { max-width: 400px; margin: 0 auto; }
.flight-diagram__svg text { font-size: 14px; }
.flight-diagram__svg .flight-plot-label { font-size: 13px; }
.flight-dimensions { grid-template-columns: repeat(3, minmax(0, 1fr)); margin: 12px 0; }
.flight-dimensions > div:last-child { grid-column: auto; }
.flight-dimensions dd { font-size: 12px; }
.flight-key { gap: 10px; justify-content: center; }
.flight-species summary { display: flex; align-items: center; gap: 9px; }
.flight-species summary::before { content: '+'; color: var(--flight-teal); }
.flight-species[open] summary::before { content: '−'; }
.flight-species__range { padding-left: 0; }
.flight-method { margin-top: 12px; font-size: 11px; color: var(--flight-muted); }
.flight-method summary { cursor: pointer; }

/* Full viewport introduction. Replay stays open until the visitor dismisses it. */
.flight-intro { inset: 0; width: 100%; height: 100dvh; z-index: 3000; }
.flight-intro__card { position: absolute; inset: 0; margin: 0; padding: 30px 40px; border: 0; background: #0b1c26; pointer-events: auto; display: flex; flex-direction: column; overflow-y: auto; }
.flight-intro__card::before { content: ''; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(ellipse at 64% 53%, #21424a66, transparent 68%); }
.flight-intro__topline, .flight-intro__composition, .flight-intro__caption { position: relative; }
.flight-intro__topline { text-transform: uppercase; letter-spacing: 1px; font-size: 11px; border-bottom: 1px solid var(--flight-rule); padding-bottom: 14px; }
.flight-intro .flight-intro__close { width: 44px; height: 44px; flex-basis: 44px; }
.flight-intro__composition { width: min(1120px, 100%); margin: auto; padding: 26px 0; }
.flight-intro__eyebrow { text-transform: uppercase; letter-spacing: 2px; font-size: 10px !important; }
.flight-intro h2 { font-size: clamp(32px, 5.5vw, 72px); line-height: 1.15; margin: 8px 0 6px; letter-spacing: -2px; }
.flight-intro__drawing { width: 100%; max-height: min(48dvh, 480px); min-height: 180px; margin: 18px 0; overflow: visible; }
.flight-intro__band-label { font-size: 12px; letter-spacing: .7px; }
.flight-intro__datum { fill: none; stroke: var(--flight-muted); stroke-width: 1; }
.flight-intro__composition footer { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--flight-rule); padding-top: 20px; }
.flight-intro__composition footer p { font-size: 14px; }
.flight-intro .flight-intro__explore { padding: 14px 22px; color: #dcece9; border: 1px solid #73d6ca; font-size: 12px; }
.flight-intro__explore span { margin-left: 24px; color: #73d6ca; }
.flight-intro__caption { margin-top: auto !important; text-align: right; }
.flight-intro .flight-intro__replay { position: fixed; bottom: 78px; right: 16px; }
.flight-intro__replay[hidden] { display: none !important; }
.flight-intro__card--playing .flight-rotor { animation: intro-rotor-turn 8s cubic-bezier(.22,.1,.2,1) both; }
.flight-intro__card--playing .flight-intro__grid-stage { animation: intro-fade 1.5s ease both; }
.flight-intro__card--playing .flight-intro__band-stage { animation: intro-fade 1.8s .5s ease both; }
.flight-intro__card--playing .flight-intro__intersection { animation: intro-fade 2s 1.5s ease both; }
.flight-intro__card--playing .flight-intro__annotation-stage { animation: intro-fade 1.5s 2s ease both; }
.flight-intro__card--playing .flight-intro__route { stroke-dasharray: 650; animation: intro-route 5s .7s cubic-bezier(.3,0,.2,1) both; }
.flight-intro__card--playing .flight-intro__bird { animation: intro-bird 6s .7s ease-in-out both; }
.flight-intro__card--playing .flight-intro__bird--second { animation-delay: 1.4s; }
.flight-intro__card--playing header, .flight-intro__card--playing footer { animation: intro-fade 1.6s .2s ease both; }
@keyframes intro-fade { from {opacity:0;transform:translateY(5px)} to {opacity:1;transform:translateY(0)} }
@keyframes intro-rotor-turn { from {transform:rotate(-35deg)} to {transform:rotate(160deg)} }
@keyframes intro-route { from {stroke-dashoffset:650;opacity:0} to {stroke-dashoffset:0;opacity:1} }
@keyframes intro-bird { 0% {opacity:0;transform:translate(-45px,18px)} 25%{opacity:1} 100% {opacity:1;transform:translate(40px,-15px)} }
@media(max-width:700px) {
    .flight-intro__card { padding: 16px 18px; }
    .flight-intro__composition { padding: 24px 0; }
    .flight-intro__drawing { max-height: 42dvh; min-height: 140px; margin: 24px 0; }
    .flight-intro h2 { letter-spacing: -1px; }
    .flight-intro__composition footer { align-items: flex-start; flex-direction: column; }
    .flight-intro .flight-intro__replay { bottom: 94px; right: 12px; }
    .flight-intro__caption { text-align: left; }
}
@media(max-height:500px) and (min-width:701px) {
    .flight-intro__card { padding: 12px 24px; }
    .flight-intro__composition { padding: 8px 0; }
    .flight-intro h2 { font-size: 28px; }
    .flight-intro__drawing { min-height: 110px; max-height: 34dvh; margin: 0; }
    .flight-intro__composition footer { padding-top: 8px; }
    .flight-intro .flight-intro__replay { bottom: 52px; }
}
@media(prefers-reduced-motion:reduce) { .flight-intro *, .flight-intro *::before { animation: none !important; transition: none !important; } }
.flight-intro__drawing--compact { display: none; }
@media(max-width:700px) {
    .flight-intro__drawing--wide { display: none; }
    .flight-intro__drawing--compact { display: block; max-height: 46dvh; min-height: 210px; margin: 12px 0; }
    .flight-intro__band-label { font-size: 12px; }
}
.flight-intro__card--playing { animation: intro-screen-enter .6s ease both; }
@keyframes intro-screen-enter { from {opacity:0} to {opacity:1} }

body:has(.modal-overlay.open) .flight-intro .flight-intro__replay { bottom: 4px; padding: 6px 10px; min-height: 30px; }