/* Jump — bench instrument site.
   Visual system mirrors the iOS app: near-black background, monospaced
   typography, amber (#F5B947) accents, square corner-brackets framing each
   pane. Keep colours / fonts in lock-step with the app's Theme.swift. */

:root {
    --bg: #0A0A0A;
    --bg-2: #131313;
    --surface: #16161a;
    --hair: #2a2a30;
    --fg: #F2F2F2;
    --fg-dim: #B8B8BA;
    --muted: #6B6B70;
    --faint: #3F3F45;
    --amber: #F5B947;
    --green: #4DCB7B;
    --cyan: #6BC6E0;
    --red: #E5604D;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
    background: var(--bg);
    color: var(--fg);
    font-family: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
    font-size: 15px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

body { min-height: 100vh; }

.grid {
    position: fixed; inset: 0;
    background-image:
        linear-gradient(rgba(245,185,71,0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(245,185,71,0.035) 1px, transparent 1px);
    background-size: 36px 44px;
    pointer-events: none;
    z-index: 0;
}

.wrap {
    position: relative; z-index: 1;
    max-width: 900px; margin: 0 auto;
    padding: 48px 24px 64px;
}

.top {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 36px;
}

.brand {
    display: inline-flex; align-items: center; gap: 10px;
    text-decoration: none; color: var(--fg);
    font-size: 13px; letter-spacing: 4px; font-weight: 500;
}

.brand__dot {
    width: 8px; height: 8px; background: var(--amber);
    box-shadow: 0 0 16px rgba(245,185,71,.6);
    transform: rotate(45deg);
}

.top nav { display: flex; gap: 18px; }
.top nav a {
    color: var(--muted); text-decoration: none;
    font-size: 11px; letter-spacing: 1.4px;
    text-transform: uppercase; transition: color .15s;
}
.top nav a:hover { color: var(--amber); }
.top nav a[aria-current="page"] { color: var(--amber); }

.tick { color: var(--amber); letter-spacing: 1.6px; font-size: 11px; }
.tick .num { color: var(--muted); margin-right: 8px; }

h1 {
    font-size: 38px; font-weight: 500; letter-spacing: -1px;
    line-height: 1.05;
    margin: 18px 0 14px;
}
h2 {
    font-size: 13px; letter-spacing: 1.6px;
    color: var(--muted); text-transform: uppercase;
    margin: 32px 0 12px;
    font-weight: 500;
}
h3 {
    font-size: 18px; font-weight: 500;
    color: var(--fg); margin: 18px 0 6px;
    letter-spacing: -0.2px;
}

p { color: var(--fg-dim); margin-bottom: 14px; }
p.lead { font-size: 17px; color: var(--fg-dim); margin-bottom: 28px; }
p.tiny { font-size: 12px; color: var(--muted); }

a.inline { color: var(--amber); text-decoration: none; }
a.inline:hover { text-decoration: underline; }

.pane {
    position: relative;
    background: var(--bg-2);
    border: 1px solid var(--hair);
    padding: 26px 24px;
    margin: 18px 0;
}

.pane .br { position: absolute; width: 10px; height: 10px; }
.pane .br.tl { top: -1px; left: -1px;     border-left: 1.5px solid var(--amber); border-top: 1.5px solid var(--amber); }
.pane .br.tr { top: -1px; right: -1px;    border-right: 1.5px solid var(--amber); border-top: 1.5px solid var(--amber); }
.pane .br.bl { bottom: -1px; left: -1px;  border-left: 1.5px solid var(--amber); border-bottom: 1.5px solid var(--amber); }
.pane .br.br_ { bottom: -1px; right: -1px;border-right: 1.5px solid var(--amber); border-bottom: 1.5px solid var(--amber); }

.cta {
    display: inline-flex; align-items: center; gap: 10px;
    background: var(--amber); color: #0A0A0A;
    padding: 14px 22px; font-weight: 600;
    font-size: 13px; letter-spacing: 1.4px;
    text-transform: uppercase;
    text-decoration: none;
    transition: transform .12s, box-shadow .12s;
    border: 1px solid var(--amber);
}
.cta:hover { transform: translateY(-1px); box-shadow: 0 8px 26px rgba(245,185,71,.18); }
.cta--ghost {
    background: transparent; color: var(--amber);
}

.row { display: flex; gap: 24px; flex-wrap: wrap; }
.col { flex: 1 1 200px; min-width: 200px; }

.metric {
    display: flex; align-items: baseline; gap: 6px;
    margin: 10px 0;
}
.metric .v { font-size: 28px; font-weight: 500; color: var(--amber); letter-spacing: -.5px; }
.metric .u { font-size: 11px; color: var(--muted); }
.metric .l { font-size: 11px; letter-spacing: 1.3px; color: var(--muted); text-transform: uppercase; margin-right: 12px; }

ul.bench { list-style: none; }
ul.bench li {
    padding: 8px 0; border-bottom: 1px solid var(--hair);
    display: flex; align-items: baseline; gap: 10px;
}
ul.bench li:last-child { border-bottom: 0; }
ul.bench li .ok { color: var(--green); }
ul.bench li .roman { color: var(--muted); width: 28px; font-size: 11px; letter-spacing: 1.4px; }
ul.bench li .name { color: var(--fg-dim); font-size: 14px; }
ul.bench li .meta { margin-left: auto; color: var(--muted); font-size: 11px; }

.section-head {
    display: flex; align-items: center; gap: 14px;
    margin-bottom: 8px;
}
.section-head .num { color: var(--amber); }
.section-head .name { color: var(--muted); letter-spacing: 1.6px; font-size: 11px; }
.section-head .rule { flex: 1; height: 1px; background: var(--hair); }

footer.foot {
    margin-top: 56px; padding-top: 18px;
    border-top: 1px solid var(--hair);
    display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
    color: var(--muted); font-size: 11px; letter-spacing: 1.2px;
}
footer.foot a { color: var(--muted); text-decoration: none; }
footer.foot a:hover { color: var(--amber); }

input[type=text], input[type=email], textarea {
    background: var(--bg-2);
    border: 1px solid var(--hair);
    color: var(--fg);
    font: inherit;
    padding: 12px 14px;
    width: 100%;
    margin: 6px 0 14px;
}
input:focus, textarea:focus {
    outline: none; border-color: var(--amber);
}
textarea { min-height: 140px; resize: vertical; }

label.field {
    display: block;
    font-size: 11px; letter-spacing: 1.6px;
    color: var(--muted); text-transform: uppercase;
    margin-top: 14px;
}

.legal h3 { margin-top: 24px; }
.legal p { margin-bottom: 12px; }
.legal .stamp {
    display: inline-block;
    font-size: 11px; letter-spacing: 1.6px; color: var(--muted);
    border: 1px solid var(--hair); padding: 4px 8px;
    margin-bottom: 18px;
}

@media (max-width: 600px) {
    h1 { font-size: 30px; }
    .wrap { padding: 28px 18px 48px; }
    .top nav { gap: 12px; }
}