/* Global Reach API — ingress playground UI
   Hand-written rather than a framework: this is one page, and a build step or a CDN
   dependency would cost more than the ~300 lines it saves. */

:root {
    --accent: #d8232a;          /* Swiss red */
    --accent-ink: #fff;
    --bg: #f6f7f9;
    --surface: #fff;
    --surface-2: #f1f3f5;
    --border: #dfe3e8;
    --ink: #16191d;
    --ink-2: #5a6472;
    --ink-3: #8b95a3;
    --good: #17803d;
    --good-bg: #e8f6ed;
    --warn: #9a6700;
    --warn-bg: #fdf6e3;
    --bad: #b42318;
    --bad-bg: #fdecea;
    --code-bg: #1c2027;
    --code-ink: #e6e9ef;
    --radius: 10px;
    --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0f1216;
        --surface: #171b21;
        --surface-2: #1e242c;
        --border: #2b323c;
        --ink: #e8ebef;
        --ink-2: #a3adba;
        --ink-3: #76818f;
        --good: #56d38a;
        --good-bg: #12301f;
        --warn: #e3b341;
        --warn-bg: #33280d;
        --bad: #ff7b72;
        --bad-bg: #3a1714;
        --code-bg: #0b0e12;
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font: 15px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 1500px; margin: 0 auto; padding: 0 22px; }

/* ---- header ---- */
.topbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: sticky; top: 0; z-index: 20;
}
.topbar-inner { display: flex; align-items: center; justify-content: space-between; height: 58px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 620; color: var(--ink); text-decoration: none; letter-spacing: -.01em; }
.brand em { font-style: normal; color: var(--ink-3); font-weight: 500; }
.brand-mark {
    width: 28px; height: 28px; border-radius: 7px;
    background: var(--accent); color: var(--accent-ink);
    display: grid; place-items: center; font-size: 12px; font-weight: 700;
}
.health { font-size: 12.5px; color: var(--ink-2); font-family: var(--mono); }
.health.ok::before,
.health.bad::before { content: "●"; margin-right: 6px; }
.health.ok { color: var(--good); }
.health.bad { color: var(--bad); }

/* ---- layout ---- */
.layout {
    display: grid;
    grid-template-columns: minmax(340px, 420px) minmax(0, 1fr);
    gap: 22px;
    align-items: start;
    padding: 22px 0;
}
@media (max-width: 1040px) { .layout { grid-template-columns: 1fr; } }

.panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}
.form-panel { padding: 22px; position: sticky; top: 80px; }
@media (max-width: 1040px) { .form-panel { position: static; } }

h1 { margin: 0 0 6px; font-size: 20px; letter-spacing: -.02em; }
.lede { margin: 0 0 18px; color: var(--ink-2); font-size: 13.5px; }

/* ---- form ---- */
.field { margin-bottom: 14px; }
label { display: block; font-size: 12.5px; font-weight: 600; margin-bottom: 5px; color: var(--ink); }
label code { font-weight: 500; color: var(--ink-3); font-family: var(--mono); font-size: 11.5px; }
.req { color: var(--accent); font-weight: 500; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; }

input[type=text], input[type=url], input[type=number], input[type=password], select {
    width: 100%; padding: 8px 10px;
    border: 1px solid var(--border); border-radius: 7px;
    background: var(--bg); color: var(--ink);
    font: inherit; font-size: 14px;
}
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: transparent; }

.hint { margin: 5px 0 0; font-size: 11.5px; color: var(--ink-3); }
.hint code { font-family: var(--mono); font-size: 11px; background: var(--surface-2); padding: 1px 4px; border-radius: 4px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }

.token-row { display: flex; gap: 6px; }
.btn-ghost {
    flex: none; width: 38px; border: 1px solid var(--border); border-radius: 7px;
    background: var(--bg); cursor: pointer; font-size: 14px; color: var(--ink-2);
}
.btn-ghost:hover { background: var(--surface-2); }

hr { border: 0; border-top: 1px solid var(--border); margin: 16px 0; }

.advanced { margin: 6px 0 16px; }
.advanced summary { cursor: pointer; font-size: 12.5px; font-weight: 600; color: var(--ink-2); padding: 6px 0; user-select: none; }
.advanced summary:hover { color: var(--ink); }
.advanced[open] summary { margin-bottom: 10px; }

.check { display: flex; gap: 8px; align-items: flex-start; font-weight: 400; font-size: 12.5px; color: var(--ink-2); }
.check input { margin-top: 2px; }
.check code { font-family: var(--mono); font-size: 11.5px; color: var(--ink); }

/* ---- location targeting ----
   One search states its location in exactly one voice, so the modes are radios rather
   than three fields you could fill at once. The API refuses the combination too; making
   it unrepresentable here means nobody has to discover that from a 400. */
.loc { border: 1px solid var(--border); border-radius: var(--radius); padding: 12px; background: var(--surface-2); }

.segmented { display: flex; gap: 4px; padding: 3px; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; }
.seg { flex: 1; margin: 0; }
.seg input { position: absolute; opacity: 0; width: 0; height: 0; }
.seg span {
    display: block; text-align: center; cursor: pointer; user-select: none;
    padding: 6px 8px; border-radius: 6px;
    font-size: 12px; font-weight: 600; color: var(--ink-2);
}
.seg span:hover { color: var(--ink); }
.seg input:checked + span { background: var(--accent); color: var(--accent-ink); }
/* Keyboard users get the same ring the inputs have; the real radio is visually hidden. */
.seg input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }

.loc-panel { margin-top: 10px; }
/* The `accuracy` label is long enough to wrap where the other two don't; bottom-aligning
   the cells keeps the three inputs on one line whatever the labels above them do. */
.loc-panel > .grid-3 { margin-bottom: 8px; align-items: end; }
.loc-panel .field { margin-bottom: 0; }
.loc-panel .hint + .hint { margin-top: 6px; }

.sub { margin-top: 10px; }
.sub summary { cursor: pointer; font-size: 11.5px; font-weight: 600; color: var(--ink-3); user-select: none; }
.sub summary:hover { color: var(--ink-2); }
.sub[open] summary { margin-bottom: 8px; }

.btn-ghost.wide { width: 100%; padding: 7px 10px; font-size: 12px; font-weight: 600; }

.actions { display: flex; align-items: center; gap: 12px; margin-top: 18px; }
.btn {
    background: var(--accent); color: var(--accent-ink);
    border: 0; border-radius: 7px; padding: 10px 20px;
    font: inherit; font-weight: 600; font-size: 14px; cursor: pointer;
}
.btn:hover { filter: brightness(1.08); }
.btn:disabled { opacity: .55; cursor: not-allowed; filter: none; }
.run-state { font-size: 12.5px; color: var(--ink-2); font-family: var(--mono); }

/* ---- tabs ---- */
.tabs { display: flex; gap: 2px; padding: 8px 8px 0; border-bottom: 1px solid var(--border); }
.tab {
    border: 0; background: transparent; cursor: pointer;
    padding: 9px 15px; border-radius: 7px 7px 0 0;
    font: inherit; font-size: 13px; font-weight: 550; color: var(--ink-2);
}
.tab:hover { color: var(--ink); background: var(--surface-2); }
.tab.is-active { color: var(--ink); background: var(--surface-2); box-shadow: inset 0 -2px 0 var(--accent); }

.tabpane { display: none; padding: 18px; }
.tabpane.is-active { display: block; }
.empty { color: var(--ink-3); font-size: 13.5px; text-align: center; padding: 48px 0; margin: 0; }

/* ---- code ---- */
.lang-bar { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 12px; }
.lang {
    border: 1px solid var(--border); background: var(--surface-2); color: var(--ink-2);
    border-radius: 20px; padding: 4px 12px; font-size: 12px; cursor: pointer; font-family: inherit;
}
.lang:hover { color: var(--ink); }
.lang.is-active { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }

.code-wrap { position: relative; }
.code-wrap pre {
    margin: 0; background: var(--code-bg); color: var(--code-ink);
    border-radius: 8px; padding: 16px; overflow-x: auto;
    font-family: var(--mono); font-size: 12.5px; line-height: 1.6;
    max-height: 620px; overflow-y: auto;
}
.copy {
    position: absolute; top: 9px; right: 9px; z-index: 2;
    border: 1px solid rgba(255,255,255,.16); background: rgba(255,255,255,.08); color: #cfd6e0;
    border-radius: 6px; padding: 4px 10px; font-size: 11.5px; cursor: pointer; font-family: inherit;
}
.copy:hover { background: rgba(255,255,255,.16); color: #fff; }
.code-note { margin-top: 10px; }

/* ---- results ---- */
.meta { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.chip {
    background: var(--surface-2); border: 1px solid var(--border);
    border-radius: 20px; padding: 4px 12px; font-size: 12px; color: var(--ink-2);
}
.chip b { color: var(--ink); font-weight: 620; }
.chip.ok { background: var(--good-bg); border-color: transparent; color: var(--good); }
.chip.warn { background: var(--warn-bg); border-color: transparent; color: var(--warn); }
.chip.bad { background: var(--bad-bg); border-color: transparent; color: var(--bad); }

.pages { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px; font-family: var(--mono); font-size: 11.5px; }
.page-pill { background: var(--surface-2); border: 1px solid var(--border); border-radius: 6px; padding: 3px 9px; color: var(--ink-2); }
.page-pill.bad { background: var(--bad-bg); color: var(--bad); border-color: transparent; }

.res { display: flex; gap: 14px; padding: 14px 0; border-top: 1px solid var(--border); }
.res:first-of-type { border-top: 0; }
.pos {
    flex: none; width: 30px; height: 30px; border-radius: 7px;
    background: var(--surface-2); color: var(--ink-2);
    display: grid; place-items: center;
    font-family: var(--mono); font-size: 12.5px; font-weight: 600;
}
.res-body { min-width: 0; flex: 1; }
.res-title { margin: 0 0 3px; font-size: 15px; font-weight: 600; line-height: 1.35; }
.res-title a { color: var(--ink); text-decoration: none; }
.res-title a:hover { color: var(--accent); text-decoration: underline; }
.res-url { font-size: 12px; color: var(--good); font-family: var(--mono); margin: 0 0 5px; word-break: break-all; }
.res-snippet { margin: 0; font-size: 13.5px; color: var(--ink-2); }
.res-date { color: var(--ink-3); }
.res-domain { display: inline-block; font-size: 11px; color: var(--ink-3); font-family: var(--mono); margin-top: 5px; }

.alert { padding: 14px 16px; border-radius: 8px; font-size: 13.5px; margin-bottom: 16px; }
.alert.bad { background: var(--bad-bg); color: var(--bad); }
.alert.warn { background: var(--warn-bg); color: var(--warn); }
.alert b { display: block; margin-bottom: 3px; }
.alert code { font-family: var(--mono); font-size: 12px; }

.foot { display: flex; gap: 10px; padding: 20px 22px 34px; color: var(--ink-3); font-size: 12px; }

.spin { display: inline-block; width: 11px; height: 11px; margin-right: 6px; vertical-align: -1px;
    border: 2px solid var(--border); border-top-color: var(--accent); border-radius: 50%;
    animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.nav a {
    padding: 6px 13px; border-radius: 7px; text-decoration: none;
    color: var(--ink-2); font-size: 13px; font-weight: 550;
}
.nav a:hover { background: var(--surface-2); color: var(--ink); }
.nav a.is-current { background: var(--surface-2); color: var(--ink); box-shadow: inset 0 -2px 0 var(--accent); }

/* ---- live tuning ---- */
.tune .field { margin-bottom: 10px; }
.tune label { display: flex; justify-content: space-between; align-items: baseline; }
.tune .unit { color: var(--ink-3); font-weight: 400; font-size: 11px; font-family: var(--mono); }
.tune input, .tune select { font-family: var(--mono); font-size: 13px; padding: 6px 9px; }
.tune .actions { margin-top: 12px; }
.tune .btn { padding: 7px 16px; font-size: 13px; }
.ladder {
    margin: 10px 0 0; padding: 8px 10px; border-radius: 6px;
    background: var(--surface-2); color: var(--ink-2);
    font-family: var(--mono); font-size: 11.5px; line-height: 1.7;
}
.ladder b { color: var(--ink); }