/*
 * SLINGSHOT.
 *
 * One 2D canvas under a pointer-transparent HUD. Palette borrowed from
 * game/styles.css so the two games read as siblings.
 */

@font-face {
    font-family: 'Chakra Petch';
    src: url('/weather/assets/fonts/chakrapetch-600.woff2') format('woff2');
    font-weight: 600;
    font-display: swap;
}

@font-face {
    font-family: 'JetBrains Mono';
    src: url('/weather/assets/fonts/jetbrainsmono-400.woff2') format('woff2');
    font-weight: 400;
    font-display: swap;
}

:root {
    --ink: #eaf4ff;
    --dim: #9fb6c8;
    --faint: #5b7288;
    --cy: #00eaff;
    --am: #ffb02e;
    --lm: #6dff4a;
    --rd: #ff3b57;
    --panel: rgba(4, 10, 20, .78);
    --edge: rgba(0, 234, 255, .28);
    --cut: 10px;
    --ui: 'Chakra Petch', ui-sans-serif, system-ui, sans-serif;
    --mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
    color-scheme: dark;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    height: 100%;
    overflow: hidden;
    background: #04070f;
    color: var(--ink);
    font-family: var(--ui);
}

/* An explicit layout size: getBoundingClientRect drives the backing store, and
   without it the canvas measures zero and renders nothing at all. */
#stage {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
    /* Without this a drag to aim scrolls the page and the game is unplayable
       on a phone. */
    touch-action: none;
    cursor: crosshair;
}

#stage:focus-visible { outline: 2px solid var(--cy); outline-offset: -4px; }

.hud {
    position: relative;
    z-index: 2;
    height: 100%;
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 9px;
    pointer-events: none;
}

.hud button, .hud a { pointer-events: auto; }

.back-link {
    position: absolute;
    top: 12px;
    right: 12px;
    color: var(--dim);
    text-decoration: none;
    font-size: .72rem;
    letter-spacing: .08em;
    padding: 6px 11px;
    border: 1px solid var(--edge);
    background: var(--panel);
}

.back-link:hover, .back-link:focus { color: var(--cy); }

.skip-link { position: absolute; left: -9999px; }
.skip-link:focus {
    left: 8px; top: 8px; z-index: 200;
    background: var(--cy); color: #04121d; padding: 10px 16px; font-weight: 600;
}

.top { text-align: left; }

.title {
    margin: 0;
    font-size: 1.25rem;
    letter-spacing: .3em;
    color: var(--cy);
    text-shadow: 0 0 8px rgba(0, 234, 255, .45);
}

.sub {
    margin: 3px 0 0;
    font-family: var(--mono);
    font-size: .66rem;
    letter-spacing: .14em;
    color: var(--dim);
    text-transform: uppercase;
}

.dot { color: var(--faint); margin: 0 5px; }

/* The one line that says what you are trying to DO. */
.goal {
    margin: 0;
    padding: 7px 12px;
    align-self: flex-start;
    max-width: 560px;
    background: var(--panel);
    border-left: 3px solid var(--am);
    font-size: .8rem;
    line-height: 1.5;
}

.goal b { color: var(--am); }

.gauges { display: flex; gap: 8px; max-width: 470px; }

.gauge {
    flex: 1;
    padding: 6px 10px;
    background: var(--panel);
    border: 1px solid var(--edge);
    clip-path: polygon(0 var(--cut), var(--cut) 0, 100% 0,
        100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.g-k { display: block; font-size: .55rem; letter-spacing: .2em; color: var(--faint); }

.g-v {
    display: block;
    font-family: var(--mono);
    font-size: 1.05rem;
    font-variant-numeric: tabular-nums;
}

.g-sub { display: block; font-size: .52rem; letter-spacing: .12em; color: var(--faint); }

.pow-bar { margin-top: 4px; height: 3px; background: rgba(255, 255, 255, .12); }
.pow-bar i { display: block; height: 100%; width: 50%; background: var(--am); }

.badges { display: flex; flex-wrap: wrap; gap: 6px; }

.badge {
    font-family: var(--mono);
    font-size: .62rem;
    letter-spacing: .1em;
    color: var(--dim);
    padding: 4px 8px;
    background: var(--panel);
    border: 1px solid var(--edge);
}

.badge-btn { text-transform: none; cursor: pointer; }
.badge-btn[aria-pressed="true"] { color: var(--lm); border-color: var(--lm); }

.card[hidden] { display: none; }

.card {
    position: absolute;
    left: 50%;
    bottom: 20px;
    transform: translateX(-50%);
    width: min(92vw, 400px);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 14px 18px;
    text-align: center;
    background: rgba(3, 8, 16, .94);
    border: 1px solid var(--edge);
    pointer-events: auto;
}

.card-title { margin: 0; font-size: 1.2rem; letter-spacing: .1em; color: var(--cy); }
.card-line { margin: 0; font-family: var(--mono); font-size: .76rem; color: var(--dim); line-height: 1.6; }

.card-share {
    margin: 4px 0 0;
    padding: 9px 12px;
    font-family: var(--mono);
    font-size: .7rem;
    line-height: 1.6;
    background: rgba(0, 0, 0, .45);
    border: 1px solid var(--edge);
    white-space: pre;
    text-align: left;
}

.card-share[hidden] { display: none; }
.card-actions { display: flex; flex-wrap: wrap; gap: 7px; justify-content: center; margin-top: 4px; }
.card-next { margin: 2px 0 0; font-family: var(--mono); font-size: .64rem; color: var(--faint); }

button {
    font-family: var(--ui);
    font-size: .74rem;
    font-weight: 600;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--ink);
    background: rgba(6, 14, 26, .9);
    border: 1px solid var(--edge);
    padding: 9px 16px;
    cursor: pointer;
}

button[hidden] { display: none; }
button:hover:not(:disabled) { color: var(--cy); border-color: var(--cy); }
button.primary { color: #04121d; background: var(--cy); border-color: var(--cy); }
button.primary:hover { background: #6df3ff; }

.say, .hint {
    margin: 0;
    font-family: var(--mono);
    font-size: .68rem;
    text-shadow: 0 1px 3px rgba(0, 0, 0, .85), 0 0 10px rgba(0, 0, 0, .7);
}

.say { color: var(--ink); min-height: 1.5em; margin-top: auto; }
.hint { margin-top: 4px; font-size: .62rem; color: var(--faint); }
.hint b { color: var(--dim); }

.good { color: var(--lm); }
.warn { color: var(--am); }
.bad { color: var(--rd); }

/*
 * Reduced motion keeps the game, drops the animation: the probe jumps straight
 * to its destination instead of being flown, and the beacon stops pulsing. The
 * result and the trail are unchanged, because they ARE the game.
 */
/*
 * A finger is not a mouse pointer. WCAG 2.5.8 asks for 24x24 CSS px; Apple
 * asks for 44x44 on a control, and every one of these sits next to another
 * control, so they get 44. Scoped to a coarse pointer, which leaves the
 * desktop layout exactly as it was.
 */
@media (pointer: coarse) {
    .back-link {
        display: inline-flex;
        align-items: center;
        min-height: 44px;
    }
    button { min-height: 44px; }
    .badge-btn {
        display: inline-flex;
        align-items: center;
        min-height: 44px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .title { text-shadow: none; }
    * { transition: none !important; }
}

@media (max-width: 560px) {
    .title { font-size: 1.05rem; }
    .goal { font-size: .74rem; }
    .gauges { flex-wrap: wrap; gap: 5px; }
    .gauge { flex: 1 1 30%; padding: 4px 7px; --cut: 7px; }
    .g-k { font-size: .5rem; letter-spacing: .12em; }
    .g-v { font-size: .85rem; }
    .hud { padding: 10px; }
    .hint { font-size: .58rem; }
}