/* ---------- tokens ---------- */
:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-2: #f1f3f6;
  --text: #131722;
  --text-2: #5a6272;
  --border: #e2e6ec;
  --accent: #1a63d8;
  --accent-ink: #ffffff;
  --accent-soft: #e8f0fe;
  --green: #067a52;
  --green-soft: #e3f5ee;
  --danger: #b3261e;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 2px rgba(19,23,34,.06), 0 8px 24px -12px rgba(19,23,34,.18);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
:root[data-theme="dark"] {
  --bg: #0f1218;
  --surface: #171b23;
  --surface-2: #1f242e;
  --text: #e9ecf1;
  --text-2: #9aa3b2;
  --border: #2a303b;
  --accent: #6ea8ff;
  --accent-ink: #0f1218;
  --accent-soft: #1c2740;
  --green: #4bd0a0;
  --green-soft: #14332a;
  --danger: #ff8a80;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 10px 30px -14px rgba(0,0,0,.7);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { line-height: 1.25; margin: 0 0 .4em; letter-spacing: -.015em; }
p { margin: 0 0 .8em; }
a { color: var(--accent); }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .9em;
  background: var(--surface-2); padding: .1em .35em; border-radius: 5px; }
.wrap { width: min(1080px, 100% - 2.5rem); margin-inline: auto; }
.muted { color: var(--text-2); }
.small { font-size: .875rem; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 1rem; top: 1rem; background: var(--surface); padding: .6rem 1rem;
  border-radius: 8px; z-index: 50; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 30;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: .7rem 0; }
.brand { display: inline-flex; align-items: center; gap: .55rem; font-weight: 600;
  color: var(--text); text-decoration: none; font-size: 1.02rem; letter-spacing: -.01em; }
.brand strong { color: var(--accent); font-weight: 700; }
.brand-mark { width: 30px; height: 30px; flex: none; }
.header-actions { display: flex; gap: .45rem; }

/* ---------- hero ---------- */
.hero { padding: 3rem 0 1.6rem; max-width: 720px; }
.hero h1 { font-size: clamp(1.75rem, 1.1rem + 2.6vw, 2.65rem); }
.lede { font-size: clamp(1rem, .95rem + .3vw, 1.12rem); color: var(--text-2); margin: 0; }

/* ---------- card ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.35rem;
}
.card-title { font-size: 1.05rem; margin-bottom: 1rem; }
.grid { display: grid; gap: 1.1rem; grid-template-columns: 1fr; margin-top: 1.1rem; }
@media (min-width: 860px) { .grid { grid-template-columns: 1.35fr 1fr; align-items: start; } }

/* ---------- tabs ---------- */
.finder { padding-top: .5rem; }
.tabs { display: flex; gap: .25rem; border-bottom: 1px solid var(--border);
  margin: 0 -1.35rem 1.2rem; padding: 0 1.35rem; }
.tab {
  appearance: none; background: none; border: 0; border-bottom: 2px solid transparent;
  padding: .7rem .2rem; margin-right: 1.1rem; font: inherit; font-size: .95rem;
  color: var(--text-2); cursor: pointer;
}
.tab.is-active { color: var(--text); font-weight: 600; border-bottom-color: var(--accent); }
.tab:hover { color: var(--text); }

/* ---------- fields ---------- */
.field { display: block; margin-bottom: .9rem; }
.field-label { display: block; font-size: .84rem; font-weight: 600; color: var(--text-2);
  margin-bottom: .35rem; }
.input-wrap { position: relative; display: flex; align-items: center; }
.input-icon { position: absolute; left: .8rem; width: 19px; height: 19px;
  fill: var(--text-2); pointer-events: none; }
input[type="text"], input[type="search"], input[type="password"], select, textarea {
  width: 100%; font: inherit; color: var(--text);
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: .68rem .8rem;
}
.input-wrap input { padding-left: 2.5rem; }
input:focus-visible, select:focus-visible, textarea:focus-visible, .tab:focus-visible,
button:focus-visible, summary:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}
input::placeholder, textarea::placeholder { color: var(--text-2); opacity: .75; }
.help { display: block; margin-top: .38rem; font-size: .82rem; color: var(--text-2); }
.field.sm .field-label { font-size: .78rem; }
.field.sm input { padding: .5rem .65rem; font-size: .92rem; }

.spinner {
  position: absolute; right: .85rem; width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid var(--border); border-top-color: var(--accent);
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- buttons ---------- */
.btn {
  appearance: none; font: inherit; font-size: .93rem; font-weight: 550;
  padding: .6rem 1rem; border-radius: var(--radius-sm); cursor: pointer;
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
  transition: background .12s, border-color .12s, transform .06s;
}
.btn:hover { background: var(--surface-2); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.07); background: var(--accent); }
.btn.ghost { background: transparent; }
.btn.ghost:hover { background: var(--surface-2); }
.btn.danger { color: var(--danger); border-color: transparent; }
.btn.sm { font-size: .85rem; padding: .42rem .7rem; }
.btn.icon { padding: .42rem .55rem; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }
.btn-row { display: flex; flex-wrap: wrap; gap: .5rem; }
.btn-row.end { justify-content: flex-end; margin-top: 1rem; }

/* ---------- results ---------- */
.results { list-style: none; margin: .2rem 0 0; padding: 0;
  border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; }
.results li + li { border-top: 1px solid var(--border); }
.results button {
  width: 100%; text-align: left; background: none; border: 0; font: inherit;
  padding: .75rem .9rem; cursor: pointer; color: var(--text); display: block;
}
.results button:hover, .results button:focus-visible { background: var(--accent-soft); }
.res-main { font-weight: 600; display: block; }
.res-sub { font-size: .85rem; color: var(--text-2); display: block; }

/* ---------- notice ---------- */
.notice {
  margin-top: .8rem; padding: .7rem .85rem; border-radius: var(--radius-sm);
  background: var(--surface-2); border: 1px solid var(--border);
  font-size: .9rem; color: var(--text-2);
}
.notice.err { border-color: color-mix(in srgb, var(--danger) 40%, var(--border));
  color: var(--danger); background: color-mix(in srgb, var(--danger) 8%, var(--surface)); }
.notice a { font-weight: 600; }

/* ---------- output ---------- */
.output { margin-top: 1.6rem; padding-bottom: 3rem; }
.place-card { display: flex; gap: 1rem; align-items: flex-start; flex-wrap: wrap; }
.place-info { flex: 1 1 260px; min-width: 0; }
.place-name { font-size: 1.15rem; font-weight: 700; margin: 0 0 .2rem; }
.place-addr { color: var(--text-2); font-size: .92rem; margin: 0; }
.place-rating { display: inline-flex; align-items: center; gap: .35rem; margin-top: .5rem;
  font-size: .9rem; background: var(--green-soft); color: var(--green);
  padding: .2rem .55rem; border-radius: 99px; font-weight: 600; }

.link-row + .link-row { margin-top: 1.15rem; padding-top: 1.15rem; border-top: 1px solid var(--border); }
.link-meta { display: flex; align-items: center; gap: .5rem; margin-bottom: .45rem; flex-wrap: wrap; }
.link-label { font-size: .88rem; color: var(--text-2); }
.badge { font-size: .7rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase;
  background: var(--surface-2); color: var(--text-2); padding: .18rem .45rem; border-radius: 5px; }
.badge.green { background: var(--green-soft); color: var(--green); }
.copybox { display: flex; gap: .45rem; }
.copybox.stack { flex-direction: column; align-items: stretch; }
.copybox input, .copybox textarea { background: var(--surface-2); font-size: .9rem; }
.copybox input { text-overflow: ellipsis; }
.copybox .btn { flex: none; }
.try-link { display: inline-block; margin-top: .5rem; font-size: .87rem; font-weight: 600;
  text-decoration: none; }
.try-link:hover { text-decoration: underline; }
.tips { margin-top: 1.15rem; padding-top: 1.15rem; border-top: 1px solid var(--border); }
.tips summary { cursor: pointer; font-size: .9rem; font-weight: 600; color: var(--text-2); }
.tips summary:hover { color: var(--text); }
.tips .copybox { margin-top: .7rem; }
textarea { resize: vertical; line-height: 1.5; }

/* ---------- qr ---------- */
.qr-card { display: flex; flex-direction: column; }
.qr-preview { display: grid; place-items: center; padding: 1rem;
  background: var(--surface-2); border-radius: var(--radius-sm); margin-bottom: 1rem; }
.qr-preview canvas { width: 100%; max-width: 260px; height: auto; border-radius: 6px;
  image-rendering: pixelated; }
.qr-preview canvas { aspect-ratio: 1; }
.qr-opts { display: grid; grid-template-columns: repeat(2, minmax(0,1fr));
  gap: .7rem; margin-bottom: 1rem; }
.opt { display: flex; flex-direction: column; gap: .28rem; font-size: .82rem;
  font-weight: 600; color: var(--text-2); }
.opt input[type="color"] { width: 100%; height: 36px; padding: 2px; cursor: pointer;
  border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); }
.opt select { padding: .45rem .5rem; font-size: .88rem; font-weight: 400; color: var(--text); }
.opt.check { grid-column: 1 / -1; flex-direction: row; align-items: center; gap: .5rem; }
.opt.check input { width: 16px; height: 16px; accent-color: var(--accent); }

/* ---------- poster ---------- */
.poster-card { margin-top: 1.1rem; }
.poster-head { display: flex; align-items: flex-start; justify-content: space-between;
  gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.poster-head .card-title { margin-bottom: .1rem; }
.poster-head p { margin: 0; font-size: .88rem; }
.poster-opts { display: grid; gap: .7rem; grid-template-columns: 1fr; margin-bottom: 1.2rem; }
@media (min-width: 700px) { .poster-opts { grid-template-columns: repeat(3, 1fr); } }
.poster-scale { background: var(--surface-2); border-radius: var(--radius-sm);
  padding: 1.2rem; overflow: hidden; --poster-scale: 1; }
.poster-stage {
  position: relative; margin-inline: auto;
  width: calc(210mm * var(--poster-scale));
  height: calc(297mm * var(--poster-scale));
}
.poster {
  position: absolute; inset: 0 auto auto 0;
  width: 210mm; height: 297mm; background: #fff; color: #101828;
  transform: scale(var(--poster-scale)); transform-origin: top left;
  box-shadow: 0 8px 30px rgba(0,0,0,.18);
}
.poster-inner {
  height: 100%; display: flex; flex-direction: column; align-items: center;
  justify-content: center; text-align: center; padding: 22mm 16mm;
  border: 4mm solid #1a63d8; font-family: var(--font);
}
.poster-title { font-size: 17mm; font-weight: 800; line-height: 1.1; margin: 0 0 4mm;
  letter-spacing: -.02em; }
.poster-sub { font-size: 8.5mm; color: #475467; margin: 0 0 10mm; font-weight: 500; }
.poster-qr { padding: 5mm; background: #fff; border: .8mm solid #101828; border-radius: 3mm; }
.poster-qr canvas { display: block; width: 88mm; height: 88mm;
  max-width: 88mm; max-height: 88mm; image-rendering: pixelated; }
.poster-biz { font-size: 9mm; font-weight: 700; margin: 9mm 0 0; line-height: 1.2;
  max-width: 150mm; overflow-wrap: anywhere; }
.poster-stars { font-size: 12mm; color: #f5a623; letter-spacing: 2mm; margin: 3mm 0 0; }
.poster-foot { font-size: 6.5mm; color: #475467; margin: 6mm 0 0; }

/* ---------- faq ---------- */
.faq { padding: 1rem 0 4rem; max-width: 760px; }
.faq h2 { font-size: 1.3rem; margin-bottom: 1rem; }
.faq details { background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: .85rem 1rem; margin-bottom: .6rem; }
.faq summary { cursor: pointer; font-weight: 600; }
.faq details[open] summary { margin-bottom: .6rem; }
.faq p { font-size: .93rem; color: var(--text-2); }
.faq p:last-child { margin-bottom: 0; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--border); padding: 1.6rem 0 2.4rem;
  font-size: .88rem; color: var(--text-2); }
.site-footer p { margin: 0 0 .25rem; }

/* ---------- dialog + toast ---------- */
dialog { border: 1px solid var(--border); border-radius: var(--radius); padding: 0;
  background: var(--surface); color: var(--text); max-width: min(440px, calc(100vw - 2rem));
  box-shadow: var(--shadow); }
dialog::backdrop { background: rgba(10,13,20,.5); backdrop-filter: blur(2px); }
.dlg-form { padding: 1.35rem; }
.dlg-form h2 { font-size: 1.1rem; }

.toast {
  position: fixed; left: 50%; bottom: 1.6rem; transform: translateX(-50%);
  background: var(--text); color: var(--bg); padding: .6rem 1.1rem; border-radius: 99px;
  font-size: .9rem; font-weight: 600; z-index: 60; box-shadow: var(--shadow);
  animation: rise .18s ease-out;
}
@keyframes rise { from { opacity: 0; transform: translate(-50%, 8px); } }

/* ---------- print ---------- */
@media print {
  @page { size: A4; margin: 0; }
  html, body { margin: 0; padding: 0; background: #fff; }
  body > *:not(main) { display: none !important; }
  main > section:not(.output) { display: none !important; }
  .output > .card:not(.poster-card),
  .output > .grid,
  .poster-head, .poster-opts, .card-title { display: none !important; }
  .wrap { width: 100%; margin: 0; padding: 0; }
  .output { margin: 0; padding: 0; }
  .poster-card { border: 0; box-shadow: none; padding: 0; margin: 0; background: #fff; }
  .poster-scale { padding: 0; background: #fff; overflow: visible; border-radius: 0; }
  .poster-stage { width: 210mm; height: 297mm; }
  .poster {
    position: static; transform: none; box-shadow: none;
    -webkit-print-color-adjust: exact; print-color-adjust: exact;
  }
}