/* Theme tokens: dark by default, light via prefers-color-scheme or data-theme. */
:root {
  --bg: #111318; --fg: #f2f3f5; --muted: #9aa0ab; --card: #1a1d24; --line: #2a2e38;
  --input-bg: #0d0f13; --btn: #2a2f3a; --btn-hover: #353b48; --track: #2a2f3a;
  --accent: #4f8cff; --accent-hover: #3d78e6; --ok: #3ccf7a; --warn: #f5b942; --danger: #ff5c5c;
  --ok-bg: #14361f; --warn-bg: #3f3210; --danger-bg: #3d1717; --flash-bg: #2a3350;
  --body-warn: #2a2208; --body-danger: #3a1010; --end-flash: #8a1c1c;
  --c-red: #ff6b6b; --c-orange: #ffb347; --c-green: #4fd88a; --c-blue: #6aa3ff; --c-purple: #c79bff;
  --radius: 12px;
  color-scheme: dark;
}
:root[data-theme="light"] {
  --bg: #f5f6f8; --fg: #16181d; --muted: #5f6570; --card: #ffffff; --line: #d9dde5;
  --input-bg: #ffffff; --btn: #e3e6ec; --btn-hover: #d3d7df; --track: #dfe3ea;
  --accent: #2f6fe0; --accent-hover: #2358bd; --ok: #1f9d55; --warn: #c48a00; --danger: #d93838;
  --ok-bg: #d9f3e3; --warn-bg: #fff1c9; --danger-bg: #ffdcdc; --flash-bg: #dbe6ff;
  --body-warn: #fff3cc; --body-danger: #ffd9d9; --end-flash: #ff9c9c;
  --c-red: #d62828; --c-orange: #d97706; --c-green: #15803d; --c-blue: #1d4ed8; --c-purple: #7e22ce;
  color-scheme: light;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f5f6f8; --fg: #16181d; --muted: #5f6570; --card: #ffffff; --line: #d9dde5;
    --input-bg: #ffffff; --btn: #e3e6ec; --btn-hover: #d3d7df; --track: #dfe3ea;
    --accent: #2f6fe0; --accent-hover: #2358bd; --ok: #1f9d55; --warn: #c48a00; --danger: #d93838;
    --ok-bg: #d9f3e3; --warn-bg: #fff1c9; --danger-bg: #ffdcdc; --flash-bg: #dbe6ff;
    --body-warn: #fff3cc; --body-danger: #ffd9d9; --end-flash: #ff9c9c;
    --c-red: #d62828; --c-orange: #d97706; --c-green: #15803d; --c-blue: #1d4ed8; --c-purple: #7e22ce;
    color-scheme: light;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  min-height: 100dvh; display: flex; flex-direction: column;
  /* keep content clear of the iOS status bar / notch when installed (viewport-fit=cover) */
  padding-top: env(safe-area-inset-top);
  padding-left: max(16px, env(safe-area-inset-left)); padding-right: max(16px, env(safe-area-inset-right)); }
a { color: var(--accent); }
h1 { font-size: 1.6rem; margin: .2em 0 .5em; }
h2 { font-size: 1.1rem; margin: .8em 0 .4em; }
code, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .9em; word-break: break-all; }
.muted { color: var(--muted); }
.lead { font-size: 1.1rem; color: var(--muted); }

.top { display: flex; align-items: center; gap: 1rem; padding: .8rem 0; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.top nav { display: flex; gap: 1rem; align-items: center; margin-left: auto; flex-wrap: wrap; }
.brand { font-weight: 700; color: var(--fg); text-decoration: none; }
.brand.small { font-size: .9rem; color: var(--muted); }
.page { max-width: 880px; width: 100%; margin: 0 auto; padding-block: 1rem 2rem; flex: 1; }
.foot { text-align: center; color: var(--muted); font-size: .85rem; padding: 1rem 0 max(1rem, env(safe-area-inset-bottom)); }
.foot a { color: var(--muted); }
.crumbs { color: var(--muted); }

input, button, select { font: inherit; }
input { background: var(--input-bg); color: var(--fg); border: 1px solid var(--line); border-radius: 8px; padding: .55em .7em; width: 100%; }
label { display: flex; flex-direction: column; gap: .3em; font-size: .95rem; }
label.check { flex-direction: row; align-items: center; gap: .5em; }
label.check input { width: auto; }
label.strong { font-weight: 600; }
button { background: var(--btn); color: var(--fg); border: 0; border-radius: 8px; padding: .55em 1em; cursor: pointer; }
button:hover { background: var(--btn-hover); }
button.primary { background: var(--accent); color: #fff; }
button.primary:hover { background: var(--accent-hover); }
button.danger { background: var(--danger); color: #fff; }
button.danger:hover { filter: brightness(.9); }
button.link { background: none; color: var(--accent); padding: 0; }
button.small { padding: .3em .7em; font-size: .85rem; }
button.icon { background: none; font-size: 1.3rem; padding: .2em .35em; line-height: 1; text-decoration: none; color: var(--fg); }
button.icon[aria-pressed="true"], .bar .icon[aria-pressed="true"] { background: var(--btn); border-radius: 8px; }
form.inline { display: inline; }
.stack { display: flex; flex-direction: column; gap: .8rem; }
.narrow { max-width: 420px; }
.row { display: flex; gap: .6rem; align-items: flex-end; }
.row.wrap { flex-wrap: wrap; }
.row > .grow { flex: 1 1 200px; }
.grow { flex: 1; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; margin-bottom: 1rem; }
.card.danger { border-color: var(--danger); }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1rem; }
.flash { padding: .6em .9em; border-radius: 8px; }
.flash.ok { background: var(--ok-bg); } .flash.err { background: var(--danger-bg); }
table.list { width: 100%; border-collapse: collapse; }
table.list th, table.list td { text-align: left; padding: .5em .4em; border-bottom: 1px solid var(--line); vertical-align: top; }
table.list .actions a { margin-right: .6em; }
table.list td.target { max-width: 20rem; overflow-wrap: anywhere; }
.pill { padding: .1em .6em; border-radius: 999px; font-size: .8rem; background: var(--btn); vertical-align: middle; }
.pill.state-off { background: var(--warn-bg); color: var(--warn); }
.small { font-size: .85rem; }
p.small { margin: 0; }
select { background: var(--input-bg); color: var(--fg); border: 1px solid var(--line); border-radius: 8px; padding: .55em .7em; }
textarea { background: var(--input-bg); color: var(--fg); border: 1px solid var(--line); border-radius: 8px;
  padding: .55em .7em; width: 100%; font: inherit; resize: vertical; }
input[type="color"] { width: 3.2em; height: 2.4em; padding: .15em; cursor: pointer; }
input[type="number"] { width: 6em; }
label .row { flex-direction: row; align-items: center; }
fieldset { border: 0; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .8rem; }

/* --- anchors that act as buttons ------------------------------------------ */
.btn { display: inline-block; background: var(--btn); color: var(--fg); border-radius: 8px;
  padding: .55em 1em; text-decoration: none; text-align: center; cursor: pointer; }
.btn:hover { background: var(--btn-hover); }
.btn.primary { background: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-hover); }
button.danger-link { color: var(--danger); }
button:disabled, button:disabled:hover { opacity: .5; cursor: default; background: var(--btn); }
button.primary:disabled { background: var(--accent); }

/* --- generator ------------------------------------------------------------ */
.intro h1 { font-size: clamp(2rem, 6vw, 2.6rem); margin: .3em 0 .2em; letter-spacing: -.02em; }
.intro .lead { max-width: 40rem; margin-top: 0; }
.tool-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(240px, 320px); gap: 1.5rem; align-items: start; }
@media (max-width: 700px) { .tool-grid { grid-template-columns: 1fr; } }
.types { display: flex; flex-wrap: wrap; gap: .4rem; }
.type { position: relative; flex-direction: row; }
.type input { position: absolute; opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.type span { display: block; padding: .4em .9em; border-radius: 999px; background: var(--btn); cursor: pointer; }
.type input:checked + span { background: var(--accent); color: #fff; }
.type input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
/* Only the picked type's fields show. Written as "hide the others" so a browser
   without :has() shows every fieldset rather than none. */
.tool:has(input[name="type"]:checked:not([value="url"])) .content[data-type="url"],
.tool:has(input[name="type"]:checked:not([value="text"])) .content[data-type="text"],
.tool:has(input[name="type"]:checked:not([value="wifi"])) .content[data-type="wifi"],
.tool:has(input[name="type"]:checked:not([value="contact"])) .content[data-type="contact"],
.tool:has(input[name="type"]:checked:not([value="email"])) .content[data-type="email"],
.tool:has(input[name="type"]:checked:not([value="phone"])) .content[data-type="phone"],
.tool:has(input[name="type"]:checked:not([value="sms"])) .content[data-type="sms"] { display: none; }
.style-box summary { cursor: pointer; color: var(--accent); }
.style-box .style-row { margin-top: .8rem; }
.style-row label.check { align-self: center; }
.js .noscript-only { display: none; }
.preview-col { display: flex; flex-direction: column; gap: .8rem; position: sticky; top: 1rem; }
.qr-frame { aspect-ratio: 1; background: #fff; border-radius: var(--radius); padding: 12px;
  display: flex; align-items: center; justify-content: center; border: 1px solid var(--line); }
.qr-frame.empty { background: var(--card); }
.qr-frame img { width: 100%; height: 100%; object-fit: contain; }
/* transparent backgrounds sit on a checkerboard so the picture reads as such */
.checker { background-color: #fff;
  background-image: linear-gradient(45deg, #ddd 25%, transparent 25%, transparent 75%, #ddd 75%),
                    linear-gradient(45deg, #ddd 25%, transparent 25%, transparent 75%, #ddd 75%);
  background-size: 16px 16px; background-position: 0 0, 8px 8px; }
.downloads { display: flex; gap: .5rem; flex-wrap: wrap; }
.downloads > * { flex: 1 1 8em; }

/* --- dynamic code page ---------------------------------------------------- */
.share { text-align: center; }
.share .url { font-family: ui-monospace, monospace; word-break: break-all; }
.qr { width: min(60vw, 260px); background: #fff; padding: 12px; border-radius: 12px; }
.scans { width: 100%; height: auto; display: block; margin: .4rem 0; }
.scans rect { fill: var(--accent); }
.scans line { stroke: var(--line); }

.account { border-top: 1px solid var(--line); margin-top: 2rem; padding-top: 1.5rem; }
.account .choice { display: flex; flex-direction: column; gap: .6rem; max-width: 320px; }
.or { display: flex; align-items: center; gap: .8rem; color: var(--muted); font-size: .85rem;
  margin: .2rem 0; max-width: 320px; }
.or::before, .or::after { content: ""; flex: 1; height: 1px; background: var(--line); }

@media (max-width: 600px) {
  table.list th:nth-child(2), table.list td:nth-child(2) { display: none; }
}