/* The login, sign-up and legal pages. Same palette as the landing page (landing.css); fonts are
   served from this computer (/fonts/), so these pages ask no font service for anything. */
@font-face { font-family: 'Inter'; src: url('/fonts/inter-var.ttf') format('truetype'); font-weight: 100 900; font-display: swap; }
@font-face { font-family: 'JetBrains Mono'; src: url('/fonts/jetbrains-mono.woff2') format('woff2'); font-weight: 400 700; font-display: swap; }

:root {
  --ink: #0b0f0e;
  --ink-2: #111816;
  --ink-3: #18211f;
  --line: rgba(255, 255, 255, .09);
  --line-2: rgba(255, 255, 255, .16);
  --text: #eef3f1;
  --text-2: #b5c2be;
  --muted: #7f8e89;
  --amber: #f5a524;
  --amber-2: #ffbf4d;
  --teal: #3ddbb0;
  --coral: #ff6b57;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
  color-scheme: dark;
  /* Tokens a dark-only color became, so light mode can change them (public/theme.js). */
  --fg: 255, 255, 255;
  --amber-tx: var(--amber);
  --link-hover: #7cf0cf;
  --note-test: #ffe0a8;
  --note-good: #b8f5e3;
  --note-bad: #ffc4bb;
  --err: #ff8f7f;
  --placeholder: #55625e;
  --card-shadow: rgba(0, 0, 0, .8);
}
/* Light mode: <html data-theme="light"> (the sun/moon button, public/theme.js). Dark stays the default. */
:root[data-theme="light"] {
  color-scheme: light;
  --ink: #f5f3ee;
  --ink-2: #ffffff;
  --ink-3: #fbfaf7;
  --line: rgba(21, 24, 28, .1);
  --line-2: rgba(21, 24, 28, .18);
  --text: #15181c;
  --text-2: #3d434b;
  --muted: #676d75; /* 4.5:1 on the #f5f3ee page */
  --amber-2: #ffb43a;
  --amber-tx: #9a5b00;
  --teal: #0b7a64;
  --coral: #c2412d;
  --fg: 21, 24, 28;
  --link-hover: #075a4a;
  --note-test: #7a5000;
  --note-good: #0b5c4c;
  --note-bad: #a3341f;
  --err: #b42f1c;
  --placeholder: #8a9097;
  --card-shadow: rgba(20, 24, 28, .16);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; min-height: 100vh; background: var(--ink); color: var(--text); font: 16px/1.7 Inter, system-ui, sans-serif; -webkit-font-smoothing: antialiased; overflow-x: hidden; display: flex; flex-direction: column; }
a { color: inherit; }
h1, h2, h3 { font-weight: 800; letter-spacing: -0.035em; line-height: 1.08; margin: 0; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; border-radius: 6px; }

/* top bar */
.a-top { display: flex; align-items: center; gap: 22px; padding: 14px max(16px, calc((100vw - 1120px) / 2)); border-bottom: 1px solid var(--line); background: var(--ink); position: sticky; top: 0; z-index: 5; }
.a-logo { display: flex; align-items: center; gap: 9px; font-weight: 800; font-size: 20px; letter-spacing: -0.03em; text-decoration: none; }
.a-logo svg { width: 28px; height: 28px; color: var(--teal); }
.a-links { display: flex; gap: 18px; margin-right: auto; }
.a-links a { color: var(--text-2); text-decoration: none; font-size: 14.5px; font-weight: 500; padding: 4px 0; border-bottom: 2px solid transparent; transition: color .15s, border-color .15s; }
.a-links a:hover { color: var(--text); }
.a-links a[aria-current="page"] { color: var(--text); border-bottom-color: var(--amber-tx); }

.a-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 10px 18px; border-radius: 10px; font: 600 15px/1.2 Inter, system-ui, sans-serif; text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: transform .08s, background-color .15s, border-color .15s, opacity .15s; white-space: nowrap; }
.a-btn:active { transform: translateY(1px); }
.a-btn.amber { background: var(--amber); color: #1d1300; box-shadow: 0 10px 28px -12px rgba(245, 165, 36, .65); }
.a-btn.amber:hover { background: var(--amber-2); }
.a-btn.ghost { background: transparent; border-color: var(--line-2); color: var(--text); }
.a-btn.ghost:hover { border-color: rgba(var(--fg), .4); }
.a-btn[disabled] { opacity: .5; cursor: not-allowed; transform: none; }
.a-btn.wide { width: 100%; min-height: 50px; font-size: 16px; }
.linkish { background: none; border: 0; padding: 6px 2px; color: var(--teal); font: 600 14.5px Inter, system-ui, sans-serif; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; transition: color .15s, opacity .15s; }
.linkish:hover { color: var(--link-hover); }
.linkish:active { opacity: .7; }
.linkish[disabled] { color: var(--muted); text-decoration: none; cursor: default; }

/* login layout */
.lg { flex: 1; width: 100%; max-width: 1120px; margin: 0 auto; padding: 40px 16px 64px; display: grid; gap: 28px; align-items: start; }
@media (min-width: 940px) { .lg { grid-template-columns: minmax(0, 1fr) 470px; gap: 72px; padding-top: 72px; } }
.lg-side h1 { font-size: clamp(34px, 5vw, 52px); }
.lg-side h1 em { font-style: normal; color: var(--amber-tx); }
.lg-side .lede { color: var(--text-2); font-size: 17.5px; margin: 16px 0 26px; max-width: 520px; }
.opens { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; max-width: 520px; }
.opens li { display: grid; grid-template-columns: 40px 1fr; gap: 14px; align-items: start; padding: 14px 16px; border: 1px solid var(--line); border-radius: 14px; background: linear-gradient(180deg, rgba(var(--fg), .025), rgba(var(--fg), .01)); }
.opens .ic { width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; background: rgba(61, 219, 176, .1); color: var(--teal); }
.opens .ic.am { background: rgba(245, 165, 36, .12); color: var(--amber-tx); }
.opens svg { width: 22px; height: 22px; fill: currentColor; }
.opens b { display: block; font-size: 15.5px; }
.opens span { color: var(--muted); font-size: 14px; line-height: 1.5; }
@media (max-width: 939px) { .lg-side .opens { display: none; } .lg-side .lede { margin-bottom: 0; } }

.card { background: var(--ink-2); border: 1px solid var(--line-2); border-radius: 20px; padding: 22px; box-shadow: 0 30px 80px -30px var(--card-shadow), 0 0 0 1px rgba(245, 165, 36, .04); }
@media (min-width: 480px) { .card { padding: 28px; } }
.switch { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; padding: 5px; border-radius: 13px; background: var(--ink); border: 1px solid var(--line); margin-bottom: 22px; }
.switch button { min-height: 44px; border: 0; border-radius: 9px; background: transparent; color: var(--text-2); font: 600 15px Inter, system-ui, sans-serif; cursor: pointer; transition: background-color .15s, color .15s; }
.switch button:hover { color: var(--text); background: rgba(var(--fg), .04); }
.switch button[aria-pressed="true"] { background: var(--ink-3); color: var(--text); box-shadow: inset 0 0 0 1px var(--line-2); }

.note { border-radius: 12px; padding: 12px 14px; font-size: 14.5px; line-height: 1.55; margin: 0 0 18px; border: 1px solid; }
.note.test { border-color: rgba(245, 165, 36, .35); background: rgba(245, 165, 36, .08); color: var(--note-test); }
.note.good { border-color: rgba(61, 219, 176, .3); background: rgba(61, 219, 176, .08); color: var(--note-good); }
.note.bad { border-color: rgba(255, 107, 87, .4); background: rgba(255, 107, 87, .08); color: var(--note-bad); }
.note .code-shown { font-family: var(--mono); font-weight: 600; font-size: 20px; letter-spacing: .18em; color: var(--amber-2); }

form { display: grid; gap: 16px; }
.row2 { display: grid; gap: 16px; }
@media (min-width: 420px) { .row2 { grid-template-columns: 1fr 1fr; } }
.field { display: grid; gap: 6px; }
.field label { font-size: 14px; font-weight: 600; color: var(--text); }
.field input { width: 100%; min-height: 48px; padding: 11px 14px; border-radius: 11px; border: 1px solid var(--line-2); background: var(--ink); color: var(--text); font: 500 16px Inter, system-ui, sans-serif; transition: border-color .15s, box-shadow .15s; }
.field input::placeholder { color: var(--placeholder); }
.field input:hover { border-color: rgba(var(--fg), .26); }
.field input:focus { outline: none; border-color: var(--amber-tx); box-shadow: 0 0 0 3px rgba(245, 165, 36, .18); }
.field input[aria-invalid="true"] { border-color: var(--coral); }
.hint { font-size: 13px; color: var(--muted); line-height: 1.45; }
.err { font-size: 13.5px; color: var(--err); line-height: 1.4; }
.err:empty { display: none; }

.tick { display: grid; grid-template-columns: 26px 1fr; gap: 12px; align-items: start; padding: 13px 14px; border-radius: 12px; border: 1px solid var(--line-2); background: var(--ink); cursor: pointer; font-size: 15px; line-height: 1.45; transition: border-color .15s, background-color .15s; }
.tick:hover { border-color: rgba(var(--fg), .28); }
.tick input { appearance: none; -webkit-appearance: none; margin: 0; width: 24px; height: 24px; border-radius: 7px; border: 2px solid rgba(var(--fg), .35); background: transparent; display: grid; place-items: center; cursor: pointer; transition: background-color .12s, border-color .12s; }
.tick input:checked { background: var(--amber); border-color: var(--amber-tx); }
.tick input:checked::after { content: ''; width: 6px; height: 11px; border: solid #1d1300; border-width: 0 2.5px 2.5px 0; transform: translateY(-1px) rotate(45deg); }
.tick:has(input:checked) { border-color: rgba(245, 165, 36, .45); background: rgba(245, 165, 36, .05); }
.tick:has(input[aria-invalid="true"]) { border-color: var(--coral); }
.tick a { color: var(--teal); text-underline-offset: 3px; }
.tick a:hover { color: var(--link-hover); }
.ticks { display: grid; gap: 10px; }

.codebox { text-align: center; font: 600 30px/1 var(--mono) !important; letter-spacing: .4em; padding-left: calc(14px + .4em) !important; min-height: 64px !important; }
.code-head h2 { font-size: 26px; margin-bottom: 8px; }
.code-head p { margin: 0 0 18px; color: var(--text-2); font-size: 15.5px; }
.code-head b { color: var(--text); }
.after { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 14px; margin-top: 4px; }
.fine { font-size: 12.5px; color: var(--muted); margin: 18px 0 0; line-height: 1.5; }
.fine a { color: var(--text-2); }
.fine a:hover { color: var(--text); }

/* legal pages */
.doc { flex: 1; width: 100%; max-width: 780px; margin: 0 auto; padding: 48px 16px 72px; }
.doc h1 { font-size: clamp(34px, 6vw, 48px); }
.doc .dated { color: var(--muted); font-size: 14px; margin: 10px 0 30px; }
.doc h2 { font-size: 21px; letter-spacing: -0.02em; margin: 34px 0 10px; }
.doc p, .doc li { color: var(--text-2); font-size: 16.5px; }
.doc p { margin: 0 0 12px; }
.doc ul { margin: 0 0 12px; padding-left: 22px; }
.doc li { margin: 0 0 8px; }
.doc b { color: var(--text); }
.doc a { color: var(--teal); text-underline-offset: 3px; }
.doc a:hover { color: var(--link-hover); }

.a-foot { display: flex; flex-wrap: wrap; gap: 8px 20px; padding: 22px max(16px, calc((100vw - 1120px) / 2)); border-top: 1px solid var(--line); color: var(--muted); font-size: 13.5px; }
.a-foot a { color: var(--text-2); text-decoration: none; }
.a-foot a:hover { color: var(--text); text-decoration: underline; }

@media (max-width: 560px) {
  .a-top { gap: 14px; }
  .a-links { gap: 14px; }
  .a-logo { font-size: 18px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }