/* Grey Sky Sign — Grey Sky Media design language (dark canvas, green accent, Inter + JetBrains Mono). */
@font-face {
  font-family: "Inter"; font-style: normal; font-display: swap; font-weight: 100 900;
  src: url(/fonts/inter-latin-standard-normal.woff2) format("woff2-variations");
}
@font-face {
  font-family: "JetBrains Mono"; font-style: normal; font-display: swap; font-weight: 400;
  src: url(/fonts/jetbrains-mono-latin-400-normal.woff2) format("woff2");
}

:root {
  --canvas: #0f0f12; --canvas-2: #16161a; --canvas-3: #1f1f24;
  --ink: #fafafa; --ink-muted: #a1a1aa; --ink-subtle: #9091a0;
  --border: #27272a; --border-strong: #3f3f46; --field-border: #6a6a72;
  --accent: #00d97e; --accent-strong: #00b868; --danger: #ff6b6b;
  --paper: #fcfcfa; --paper-ink: #18181b; --paper-muted: #52525b; --paper-rule: #d4d4d8;
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --font-script: "Snell Roundhand", "Apple Chancery", "Segoe Script", "Brush Script MT", cursive;
  --radius: 10px; --u: 4px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { background: var(--canvas); color: var(--ink); font-family: var(--font-sans); font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: clip; }
body { margin: 0; min-height: 100dvh; display: flex; flex-direction: column; font-size: 16px; line-height: 1.55; overflow-x: clip; }
::selection { background: var(--accent); color: var(--canvas); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }
[tabindex="-1"]:focus { outline: none; }
[hidden] { display: none !important; }
a { color: var(--accent); }

.skip-link { position: fixed; top: .5rem; left: .5rem; z-index: 1000; padding: .5rem .875rem; background: var(--accent);
  color: var(--canvas); font-weight: 600; border-radius: 6px; transform: translateY(-200%); transition: transform .15s; }
.skip-link:focus { transform: none; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

.topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px max(16px, 4vw);
  border-bottom: 1px solid var(--border); }
.logo { height: 26px; width: auto; display: block; }
.chip { font-family: var(--font-mono); font-size: .75rem; letter-spacing: .04em; text-transform: uppercase; color: var(--ink-muted);
  border: 1px solid var(--border-strong); border-radius: 999px; padding: 6px 12px; }
.chip::before { content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); margin-right: 8px; vertical-align: middle; }

main { flex: 1; width: 100%; max-width: 1240px; margin: 0 auto; padding: 40px max(16px, 4vw) 64px; }
.eyebrow { font-family: var(--font-mono); font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin: 0 0 12px; }
h1 { font-size: clamp(1.9rem, 5vw, 3.4rem); line-height: 1.04; letter-spacing: -0.04em; font-weight: 700; margin: 0 0 16px; }
h2 { font-size: 1.15rem; letter-spacing: -0.025em; margin: 0 0 12px; }
.lede { color: var(--ink-muted); max-width: 60ch; font-size: 1.05rem; margin: 0 0 32px; }

.grid { display: grid; gap: 24px; grid-template-columns: 1fr; align-items: start; }
@media (min-width: 980px) { .grid { grid-template-columns: minmax(360px, 440px) 1fr; } .sticky { position: sticky; top: 24px; } }

.panel { background: var(--canvas-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.panel + .panel { margin-top: 24px; }
.step-num { font-family: var(--font-mono); color: var(--ink-subtle); font-size: .8rem; margin-right: 8px; }

fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
.field { display: block; margin-bottom: 16px; }
.field > span { display: block; font-size: .875rem; font-weight: 500; margin-bottom: 6px; }
.field small { display: block; color: var(--ink-subtle); font-size: .8rem; margin-top: 4px; }
.row2 { display: grid; gap: 12px; grid-template-columns: 1fr; }
@media (min-width: 520px) { .row2 { grid-template-columns: 1fr 1fr; } }
input[type=text], input[type=email], select, textarea {
  width: 100%; min-height: 44px; padding: 10px 12px; font: inherit; color: var(--ink); background: var(--canvas);
  border: 1px solid var(--field-border); border-radius: 8px;
}
/* flat select: the native control paints a glossy gradient on macOS/iOS that clashes with the system */
select {
  -webkit-appearance: none; appearance: none; padding-right: 40px; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%23a1a1aa' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M1 1.5l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center; background-size: 12px 8px;
}
select:hover { border-color: var(--ink-muted); }
textarea { min-height: 88px; resize: vertical; }
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
input[aria-invalid=true], select[aria-invalid=true] { border-color: var(--danger); }
.err { color: var(--danger); font-size: .85rem; margin: 6px 0 0; }

.check { display: flex; gap: 12px; align-items: flex-start; min-height: 44px; padding: 8px 0; cursor: pointer; font-size: .95rem; }
.check input { width: 22px; height: 22px; margin: 2px 0 0; accent-color: var(--accent); flex: none; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 0 22px; font: inherit; font-weight: 600;
  border-radius: 8px; border: 1px solid var(--border-strong); background: var(--canvas-3); color: var(--ink); cursor: pointer; text-decoration: none; }
.btn:hover { border-color: var(--ink-muted); }
.btn.primary { background: var(--accent); color: var(--canvas); border-color: var(--accent); }
.btn.primary:hover { background: var(--accent-strong); border-color: var(--accent-strong); }
.btn[disabled] { opacity: .45; cursor: not-allowed; }
.btn.small { min-height: 44px; padding: 0 14px; font-size: .9rem; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 8px; }

.tabs { display: inline-flex; border: 1px solid var(--border-strong); border-radius: 8px; overflow: hidden; margin-bottom: 12px; }
.tabs button { min-height: 44px; padding: 0 18px; font: inherit; font-weight: 500; background: transparent; color: var(--ink-muted); border: 0; cursor: pointer; }
.tabs button[aria-selected=true] { background: var(--canvas-3); color: var(--ink); box-shadow: inset 0 -2px 0 var(--accent); }
.sigbox { position: relative; background: var(--paper); border-radius: 8px; border: 2px dashed var(--border-strong); }
.sigbox canvas { display: block; width: 100%; height: 170px; touch-action: none; cursor: crosshair; }
.sigbox .hint { position: absolute; inset: auto 0 14px 0; text-align: center; color: var(--paper-muted); font-size: .85rem; pointer-events: none; }
.sigbox::after { content: ""; position: absolute; left: 6%; right: 6%; bottom: 40px; border-bottom: 1px solid var(--paper-rule); pointer-events: none; }
.sig-type { margin-bottom: 12px; }
.mono { font-family: var(--font-mono); font-size: .8rem; color: var(--ink-muted); }

/* The agreement, as paper */
.paperwrap { min-width: 0; }
.paper { background: var(--paper); color: var(--paper-ink); border-radius: var(--radius); padding: clamp(20px, 4vw, 56px);
  font-family: Georgia, "Iowan Old Style", "Times New Roman", serif; font-size: 1rem; line-height: 1.6; }
.paper h2 { font-family: var(--font-sans); font-size: .95rem; letter-spacing: -0.01em; margin: 22px 0 6px; color: var(--paper-ink); }
.paper p { margin: 0 0 10px; }
.paper ol { margin: 0 0 10px; padding-left: 1.6em; }
.paper li { margin-bottom: 6px; }
.paper .doc-title { font-family: var(--font-sans); font-size: 1.5rem; letter-spacing: -0.03em; font-weight: 700; margin: 0 0 4px; }
.paper .doc-sub { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .06em; text-transform: uppercase; color: var(--paper-muted); margin: 0 0 20px; }
.fill { background: #dff7ea; box-shadow: 0 0 0 2px #dff7ea; border-radius: 2px; font-weight: 600; }
.blank { color: #8a8a93; }
/* the signature blocks continue the agreement sheet: one paper, no seam */
.paper:has(+ .paper) { border-bottom-left-radius: 0; border-bottom-right-radius: 0; padding-bottom: 8px; }
.paper + .paper { border-top-left-radius: 0; border-top-right-radius: 0; padding-top: 0; }
.sigblocks { display: grid; gap: 28px; grid-template-columns: 1fr; margin-top: 0; padding-top: 28px; border-top: 1px solid var(--paper-rule); break-inside: avoid; }
@media (min-width: 640px) { .sigblocks { grid-template-columns: 1fr 1fr; } }
.sigblock h3 { font-family: var(--font-sans); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--paper-muted); margin: 0 0 8px; }
.sigline { height: 84px; border-bottom: 1px solid var(--paper-ink); display: flex; align-items: flex-end; padding-bottom: 4px; }
.sigline img { max-height: 76px; max-width: 100%; display: block; }
.sigline .script { font-family: var(--font-script); font-size: 2.1rem; line-height: 1; color: #0b2a5b; }
.sigline .pending { color: #8a8a93; font-family: var(--font-sans); font-size: .85rem; white-space: nowrap; }
.sigmeta .blank { font-weight: 400; }
.sigmeta { font-family: var(--font-sans); font-size: .85rem; margin-top: 8px; color: var(--paper-ink); }
.sigmeta b { font-weight: 600; }
.sigmeta .muted { color: var(--paper-muted); }

/* Result states */
.banner { display: flex; gap: 16px; align-items: center; border: 1px solid var(--accent); background: rgba(0,217,126,.08); border-radius: var(--radius); padding: 18px 20px; margin-bottom: 24px; }
.banner .tick { flex: none; width: 36px; height: 36px; border-radius: 50%; background: var(--accent); color: var(--canvas); display: grid; place-items: center; font-weight: 700; }
.banner p { margin: 0; }
.cert { margin-top: 24px; background: var(--canvas-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.cert dl { display: grid; grid-template-columns: 1fr; gap: 4px 24px; margin: 0; }
@media (min-width: 640px) { .cert dl { grid-template-columns: 220px 1fr; } }
.cert dt { color: var(--ink-subtle); font-size: .85rem; padding-top: 8px; }
.cert dd { margin: 0; padding-top: 2px; word-break: break-word; }
.cert .hash { font-family: var(--font-mono); font-size: .8rem; display: flex; gap: 10px; align-items: flex-start; flex-wrap: wrap; }
.cert .hash code { word-break: break-all; }
.events { list-style: none; margin: 0; padding: 0; }
.events li { display: grid; gap: 2px 16px; grid-template-columns: 1fr; padding: 10px 0; border-top: 1px solid var(--border); font-size: .9rem; }
@media (min-width: 640px) { .events li { grid-template-columns: 230px 130px 1fr; } }
.events .t { font-family: var(--font-mono); font-size: .8rem; color: var(--ink-muted); }
.events .k { color: var(--accent); font-weight: 600; }

.mt24 { margin-top: 24px; }
.fullcol { grid-column: 1 / -1; }
.sec2 { margin-top: 28px; }
.msg { max-width: 560px; margin: 8vh auto; text-align: center; }

.copy { min-height: 44px; min-width: 44px; padding: 0 12px; font: inherit; font-size: .85rem; border-radius: 8px; border: 1px solid var(--border-strong); background: var(--canvas-3); color: var(--ink); cursor: pointer; }
.copy:hover { border-color: var(--accent); }

footer { border-top: 1px solid var(--border); padding: 20px max(16px, 4vw); color: var(--ink-subtle); font-size: .85rem; display: flex; flex-wrap: wrap; gap: 8px 16px; justify-content: space-between; }
.year { background: none; border: 0; color: inherit; font: inherit; cursor: pointer; padding: 10px 4px; min-height: 44px; text-decoration: underline dotted; }

/* Admin */
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 12px 10px; border-top: 1px solid var(--border); vertical-align: top; }
th { color: var(--ink-subtle); font-weight: 500; font-size: .8rem; border-top: 0; }
.status { font-family: var(--font-mono); font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; padding: 3px 8px; border-radius: 999px; border: 1px solid var(--border-strong); white-space: nowrap; }
.status.signed { color: var(--accent); border-color: var(--accent); }
.status.awaiting { color: var(--ink); border-color: var(--accent); background: var(--canvas-3); }
.status.void, .status.expired { color: var(--ink-subtle); }
.tablewrap { overflow-x: auto; }
.linkbox { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 16px; padding: 14px; border: 1px solid var(--accent); border-radius: 8px; background: rgba(0,217,126,.07); }
.linkbox code { font-family: var(--font-mono); font-size: .85rem; word-break: break-all; flex: 1 1 260px; }

@media (prefers-reduced-motion: reduce) { * { animation-duration: .01ms !important; transition-duration: .01ms !important; scroll-behavior: auto !important; } }

@media print {
  @page { margin: 18mm; }
  html, body { background: #fff; color: #000; }
  .topbar, footer, .no-print, .banner, .grid > .steps, .skip-link { display: none !important; }
  main { padding: 0; max-width: none; }
  .grid { display: block; }
  .paper { border-radius: 0; padding: 0; box-shadow: none; background: #fff; }
  .fill { background: none; box-shadow: none; }
  .cert { background: #fff; color: #000; border: 0; border-top: 1px solid #999; border-radius: 0; padding: 16px 0 0; break-before: page; }
  .cert dt, .events .t { color: #444; }
  .events li { border-color: #ccc; } .events .k { color: #000; }
  .copy { display: none; }
}