/* Topographic sheet — palette borrowed from printed topo maps:
   paper, bistre contours, vegetation green, watercourse blue, magenta overprint. */

:root {
    --paper: #e7e1ce;
    --paper-card: #f0ebda;
    --ink: #16211c;
    --ink-soft: #55645a;
    --contour: #b07c46;
    --veg: #2c6b4d;
    --water: #2c6c8c;
    --mark: #b0356b;
    --hair: color-mix(in srgb, var(--ink) 20%, transparent);
    --hair-soft: color-mix(in srgb, var(--ink) 11%, transparent);

    --contour-opacity: 0.55;
    --contour-index-opacity: 0.8;

    --font-display: "Archivo", "Helvetica Neue", Arial, sans-serif;
    --font-mono: "Martian Mono", ui-monospace, "SF Mono", Menlo, monospace;
    --font-note: "Newsreader", Georgia, serif;

    --gutter: clamp(1.25rem, 4vw, 3.5rem);
    --sheet: 68rem;
}

@media (prefers-color-scheme: dark) {
    :root {
        --paper: #0f1613;
        --paper-card: #16201c;
        --ink: #dfe6dd;
        --ink-soft: #97a69b;
        --contour: #8d5f33;
        --veg: #63b98d;
        --water: #6bb2d3;
        --mark: #e2739f;
        --hair: color-mix(in srgb, var(--ink) 24%, transparent);
        --hair-soft: color-mix(in srgb, var(--ink) 13%, transparent);
        --contour-opacity: 0.5;
        --contour-index-opacity: 0.75;
    }
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--font-display);
    font-size: 17px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
}

::selection {
    background: color-mix(in srgb, var(--mark) 30%, transparent);
}

:focus-visible {
    outline: 2px solid var(--mark);
    outline-offset: 3px;
}

/* ---------- contour field ---------- */

.contours {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.contours path {
    fill: none;
    stroke: var(--contour);
    stroke-width: 1;
    opacity: var(--contour-opacity);
    vector-effect: non-scaling-stroke;
}

.contours path.index {
    stroke-width: 1.9;
    opacity: var(--contour-index-opacity);
}

.contours text {
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 0.06em;
    fill: var(--contour);
    stroke: var(--paper);
    stroke-width: 4;
    paint-order: stroke;
    opacity: 0.85;
}

/* ---------- sheet ---------- */

.sheet {
    position: relative;
    z-index: 1;
    max-width: var(--sheet);
    margin: 0 auto;
    padding: clamp(2rem, 5vw, 3.75rem) var(--gutter) 3rem;
}

/* ---------- title block ---------- */

.titleblock {
    padding-bottom: clamp(1.75rem, 4vw, 2.5rem);
    border-bottom: 1px solid var(--hair);
}

.eyebrow {
    margin: 0 0 clamp(1.5rem, 4vw, 2.25rem);
    font-family: var(--font-mono);
    font-size: 0.66rem;
    font-weight: 400;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-soft);
}

.eyebrow b {
    margin: 0 0.7em;
    color: var(--mark);
    font-weight: 400;
}

.name {
    display: grid;
    margin: 0;
    font-size: clamp(3.1rem, 13vw, 8rem);
    font-weight: 600;
    font-stretch: 118%;
    line-height: 0.86;
    letter-spacing: -0.015em;
    text-transform: uppercase;
}

.name__second {
    color: var(--veg);
    font-weight: 500;
    font-stretch: 72%;
    letter-spacing: 0.055em;
}

.annotation {
    max-width: 33ch;
    margin: clamp(1.5rem, 4vw, 2.25rem) 0 0;
    font-family: var(--font-note);
    font-style: italic;
    font-size: clamp(1.1rem, 2.4vw, 1.4rem);
    line-height: 1.45;
    color: var(--ink-soft);
}

.titleblock__foot {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1.75rem 2.5rem;
    margin-top: clamp(1.75rem, 4vw, 2.25rem);
}

.stationcard {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 2.25rem;
    margin: 0;
}

.stationcard dt {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-soft);
}

.stationcard dd {
    margin: 0.3rem 0 0;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--water);
}

.scalebar {
    width: 190px;
    height: auto;
    overflow: visible;
}

.scalebar__bar rect {
    fill: none;
    stroke: var(--ink);
    stroke-width: 1;
}

.scalebar__bar .fill {
    fill: var(--ink);
    stroke: none;
}

.scalebar__ticks text {
    font-family: var(--font-mono);
    font-size: 7.5px;
    letter-spacing: 0.1em;
    fill: var(--ink-soft);
    text-anchor: middle;
}

.scalebar__ticks text:first-child {
    text-anchor: start;
}

.scalebar__ticks text:last-child {
    text-anchor: end;
}

/* ---------- legend ---------- */

.legend {
    padding-top: clamp(2rem, 5vw, 3rem);
}

.legend__caption {
    margin: 0 0 clamp(1.5rem, 4vw, 2.25rem);
    font-family: var(--font-mono);
    font-size: 0.66rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--mark);
}

.entry + .entry {
    margin-top: clamp(3rem, 8vw, 5rem);
}

.entry__head {
    display: grid;
    grid-template-columns: 2.5rem auto 1fr auto;
    align-items: center;
    gap: 0 1rem;
}

.entry__symbol {
    grid-area: 1 / 1;
}

.entry__head h2 {
    grid-area: 1 / 2;
}

.entry__rule {
    grid-area: 1 / 3;
}

.entry__code {
    grid-area: 1 / 4;
}

.entry__symbol {
    width: 2.5rem;
    height: 2.5rem;
}

.entry__symbol .stroke {
    fill: none;
    stroke: var(--ink);
    stroke-width: 2.4;
    stroke-linecap: round;
}

.entry__symbol .thin {
    stroke-width: 1.6;
    stroke: var(--ink-soft);
}

.entry__symbol .dashed {
    stroke-dasharray: 5 4;
}

.entry__symbol .dot {
    fill: var(--mark);
}

.entry__symbol .fill {
    fill: var(--ink);
}

.entry__symbol .fill.soft {
    fill: color-mix(in srgb, var(--water) 28%, transparent);
}

.entry__head h2 {
    margin: 0;
    font-size: clamp(1.35rem, 3.4vw, 1.9rem);
    font-weight: 600;
    font-stretch: 87%;
    letter-spacing: 0.01em;
    text-transform: uppercase;
}

.entry__rule {
    height: 1px;
    background: var(--hair);
}

.entry__code {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.16em;
    color: var(--ink-soft);
}

.entry__note {
    margin: 0.6rem 0 1.5rem;
    padding-left: 3.5rem;
    font-family: var(--font-note);
    font-style: italic;
    font-size: 1.02rem;
    color: var(--ink-soft);
}

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

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(15.5rem, 1fr));
    gap: 1px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.card a {
    position: relative;
    display: grid;
    gap: 0.4rem;
    height: 100%;
    padding: 1.15rem 1.25rem 1.35rem;
    background: var(--paper-card);
    box-shadow: 0 0 0 1px var(--hair-soft);
    text-decoration: none;
    transition:
        background 0.18s ease,
        transform 0.18s ease;
}

.card a::before {
    content: "";
    position: absolute;
    top: 1.45rem;
    right: 1.25rem;
    width: 7px;
    height: 7px;
    border: 1.5px solid var(--ink-soft);
    border-radius: 50%;
    transition:
        background 0.18s ease,
        border-color 0.18s ease,
        box-shadow 0.18s ease;
}

.card__name {
    font-size: 1.06rem;
    font-weight: 600;
    font-stretch: 96%;
    padding-right: 1.5rem;
}

.card__desc {
    font-size: 0.9rem;
    line-height: 1.4;
    color: var(--ink-soft);
}

.card__id {
    margin-top: 0.35rem;
    font-family: var(--font-mono);
    font-size: 0.58rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--water);
    align-self: end;
}

@media (hover: hover) {
    .card a:hover {
        background: color-mix(in srgb, var(--mark) 7%, var(--paper-card));
        transform: translateY(-2px);
    }

    .card a:hover::before {
        background: var(--mark);
        border-color: var(--mark);
        box-shadow: 0 0 0 4px color-mix(in srgb, var(--mark) 20%, transparent);
    }
}

.card a:focus-visible::before {
    background: var(--mark);
    border-color: var(--mark);
}

/* ---------- marginalia ---------- */

.marginalia {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 1.5rem;
    margin-top: clamp(3.5rem, 9vw, 6rem);
    padding-top: 1.75rem;
    border-top: 1px solid var(--hair);
}

.marginalia__photo {
    width: 72px;
    height: 72px;
    object-fit: cover;
    filter: grayscale(1) contrast(1.05);
    border: 1px solid var(--hair);
}

.marginalia__text {
    flex: 1 1 18rem;
}

.marginalia p {
    margin: 0;
    font-size: 0.92rem;
    color: var(--ink-soft);
}

.marginalia a {
    color: var(--water);
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}

.marginalia__fine {
    margin-top: 0.75rem !important;
    font-family: var(--font-mono);
    font-size: 0.58rem;
    line-height: 1.9;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    opacity: 0.75;
}

/* ---------- reveal ---------- */

.reveal {
    opacity: 0;
    transform: translateY(14px);
}

.reveal.is-in {
    opacity: 1;
    transform: none;
    transition:
        opacity 0.55s ease,
        transform 0.55s cubic-bezier(0.2, 0.7, 0.2, 1);
}

@media (max-width: 34rem) {
    .entry__head {
        grid-template-columns: 2rem auto 1fr;
        row-gap: 0.35rem;
    }

    .entry__symbol {
        width: 2rem;
        height: 2rem;
    }

    .entry__code {
        grid-area: 2 / 2 / 2 / -1;
    }

    .entry__note {
        padding-left: 3rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}