:root {
  --paper: #f4f1e8;
  --paper-deep: #ebe6da;
  --ink: #151719;
  --muted: #62656a;
  --line: #cbc5b7;
  --blue: #255ee8;
  --blue-dark: #123b9b;
  --green: #16835f;
  --white: #fffef9;
  color-scheme: light;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", "BIZ UDPMincho", serif;
  font-synthesis: none;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    linear-gradient(90deg, transparent 0 5.5vw, rgba(37, 94, 232, .08) 5.5vw calc(5.5vw + 1px), transparent calc(5.5vw + 1px)),
    var(--paper);
}

button, input, select, textarea { font: inherit; }

button, select, summary, label { -webkit-tap-highlight-color: transparent; }

.skip-link {
  position: fixed;
  z-index: 20;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  color: white;
  background: var(--ink);
  transform: translateY(-150%);
}

.skip-link:focus { transform: translateY(0); }

.masthead {
  min-height: 76px;
  padding: 0 clamp(20px, 5vw, 80px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  font-family: Helvetica, Arial, sans-serif;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.brand, .privacy-note { display: flex; align-items: center; gap: 12px; }
.brand { color: inherit; font-size: 13px; font-weight: 700; text-decoration: none; }
.brand-mark { display: block; width: 28px; height: 28px; object-fit: cover; border-radius: 7px; }
.privacy-note { font-size: 11px; color: var(--muted); }
.privacy-note span { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 5px rgba(22, 131, 95, .1); }

main { width: min(1480px, 100%); margin: 0 auto; }

.hero {
  min-height: 460px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr);
  gap: clamp(40px, 8vw, 130px);
  align-content: center;
  padding: 76px clamp(22px, 7vw, 110px) 62px;
  border-bottom: 1px solid var(--line);
}

.eyebrow, .section-heading p, .latin {
  font-family: Helvetica, Arial, sans-serif;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.eyebrow { grid-column: 1 / -1; margin: 0 0 -12px; color: var(--blue); font-size: 12px; font-weight: 700; }

h1 { margin: 0; font-weight: 400; font-size: clamp(54px, 6.5vw, 104px); line-height: .96; letter-spacing: -.055em; }
h1 em { color: var(--blue); font-style: normal; }
.hero-copy { align-self: end; margin: 0; color: #45494e; font-size: clamp(16px, 1.5vw, 20px); line-height: 2; }
.hero-points { grid-column: 2; display: flex; flex-wrap: wrap; gap: 8px; }
.hero-points span { padding: 8px 11px; border: 1px solid var(--line); font-size: 12px; }

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(420px, .92fr);
  min-height: 900px;
}

.builder-panel, .result-panel { padding: clamp(34px, 5vw, 72px); }
.builder-panel { border-right: 1px solid var(--line); }
.result-panel { position: relative; background: var(--ink); color: var(--white); }

.section-heading { display: flex; align-items: center; gap: 18px; margin-bottom: 40px; }
.section-number { display: grid; place-items: center; width: 48px; height: 48px; border: 1px solid currentColor; border-radius: 50%; font-family: Helvetica, Arial, sans-serif; }
.section-heading p { margin: 0 0 5px; color: var(--blue); font-size: 10px; font-weight: 700; }
.section-heading h2 { margin: 0; font-weight: 400; font-size: clamp(27px, 3vw, 40px); }
.result-heading p { color: #7da3ff; }

.field { display: grid; gap: 9px; min-width: 0; }
.field > span, fieldset legend { font-size: 14px; font-weight: 700; }
.field b { margin-left: 8px; color: var(--blue); font-family: Helvetica, Arial, sans-serif; font-size: 10px; letter-spacing: .08em; }
input[type="text"], select, textarea {
  width: 100%;
  border: 1px solid #a9a396;
  border-radius: 0;
  padding: 15px 16px;
  color: var(--ink);
  background: rgba(255, 254, 249, .72);
  outline: none;
}
input[type="text"]:focus, select:focus, textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(37, 94, 232, .14); }
textarea { resize: vertical; line-height: 1.7; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 22px; }

fieldset { padding: 0; border: 0; margin: 34px 0; }
.action-group { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 7px; }
.action-group legend { margin-bottom: 12px; }
.action-group label { cursor: pointer; min-width: 0; }
.action-group input { position: absolute; opacity: 0; pointer-events: none; }
.action-group span { min-height: 78px; padding: 13px 10px; display: grid; align-content: center; gap: 5px; border: 1px solid var(--line); background: rgba(255,255,255,.3); text-align: center; }
.action-group b { font-size: 13px; }
.action-group small { color: var(--muted); font-size: 10px; }
.action-group input:checked + span { border-color: var(--blue); background: var(--blue); color: white; }
.action-group input:checked + span small { color: rgba(255,255,255,.78); }
.action-group input:focus-visible + span { outline: 3px solid rgba(37,94,232,.3); outline-offset: 2px; }

details { border-top: 1px solid var(--line); }
details:last-of-type { border-bottom: 1px solid var(--line); }
summary { padding: 20px 0; display: flex; justify-content: space-between; align-items: center; cursor: pointer; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; font-family: Helvetica, Arial, sans-serif; font-size: 24px; color: var(--blue); }
details[open] summary::after { content: "−"; }
summary span { font-size: 18px; font-weight: 700; }
summary small { margin-left: auto; margin-right: 18px; color: var(--muted); }

.check-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 9px 20px; padding: 0 0 24px; }
.check-grid label { display: grid; grid-template-columns: 20px 1fr; align-items: start; gap: 9px; cursor: pointer; font-size: 13px; line-height: 1.55; }
.check-grid input { width: 17px; height: 17px; accent-color: var(--blue); }
.notes-field { padding-bottom: 24px; }

.form-actions { display: flex; align-items: center; gap: 18px; margin-top: 30px; flex-wrap: wrap; }
.primary-button, .copy-button, .download-button { border: 0; cursor: pointer; font-weight: 700; }
.primary-button { padding: 17px 30px; color: white; background: var(--blue); }
.primary-button:hover, .copy-button:hover { background: var(--blue-dark); }
.text-button { padding: 8px 0; border: 0; border-bottom: 1px solid currentColor; color: var(--muted); background: transparent; cursor: pointer; }
.form-error { color: #a42720; font-weight: 700; }

.result-panel { min-width: 0; }
.result-status { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; color: #bfc7d5; font-family: Helvetica, Arial, sans-serif; font-size: 11px; letter-spacing: .08em; }
.result-status span { width: 8px; height: 8px; background: #47d4a0; border-radius: 50%; }
#result {
  min-height: 620px;
  max-height: 760px;
  margin: 0;
  overflow: auto;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  padding: 28px;
  border: 1px solid #3c4149;
  color: #f2efe7;
  background: #1c1f23;
  font: 14px/1.85 "Hiragino Mincho ProN", "Yu Mincho", "BIZ UDPMincho", serif;
  scrollbar-color: #6d7580 #1c1f23;
}
#result:focus { outline: 2px solid #7da3ff; outline-offset: 2px; }
.result-actions { display: grid; grid-template-columns: 1fr auto; gap: 10px; margin-top: 16px; }
.copy-button, .download-button { min-height: 52px; padding: 0 22px; }
.copy-button { color: white; background: var(--blue); }
.download-button { color: var(--white); border: 1px solid #59606a; background: transparent; }
.download-button:hover { border-color: #93a0b0; }
.copy-feedback { min-height: 1.5em; margin: 12px 0 0; color: #6fe1b7; font-size: 13px; }

footer { padding: 30px clamp(20px, 5vw, 80px); display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
footer p { margin: 0; }
.latin { font-family: Helvetica, Arial, sans-serif; }
[hidden] { display: none !important; }

@media (max-width: 1000px) {
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .eyebrow, .hero-points { grid-column: auto; }
  .workspace { grid-template-columns: 1fr; }
  .builder-panel { border-right: 0; }
  .result-panel { border-top: 1px solid var(--line); }
  .action-group { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 620px) {
  .masthead { min-height: 64px; padding: 0 18px; }
  .privacy-note { font-size: 0; gap: 0; }
  .hero { padding: 54px 22px 46px; gap: 26px; }
  h1 { font-size: clamp(48px, 16vw, 72px); }
  .hero-copy { line-height: 1.85; }
  .hero-points { display: grid; grid-template-columns: repeat(3, 1fr); }
  .hero-points span { padding: 8px 5px; text-align: center; font-size: 10px; }
  .builder-panel, .result-panel { padding: 38px 20px; }
  .field-row { grid-template-columns: 1fr; }
  .action-group { grid-template-columns: 1fr 1fr; }
  .action-group label:last-child { grid-column: 1 / -1; }
  .check-grid { grid-template-columns: 1fr; }
  summary small { display: none; }
  .result-actions { grid-template-columns: 1fr; }
  #result { min-height: 540px; padding: 20px; font-size: 13px; }
  footer { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

.tools-return{display:inline-flex;align-items:center;gap:.35rem;color:inherit;font-size:.78rem;font-weight:700;text-decoration:none}
.tools-return:hover,.tools-return:focus-visible{text-decoration:underline}
.ai-secretary-note{max-width:46rem;margin-top:1rem;padding:.8rem 1rem;border-left:3px solid currentColor;font-size:.84rem;line-height:1.7;opacity:.8}
.related-exit{display:grid;gap:.7rem;margin-top:1.5rem;padding:1.2rem;border:1px solid currentColor}
.related-exit[hidden]{display:none!important}
.related-exit p{margin:0;font-weight:700}
.related-exit a{color:inherit;font-weight:700;text-underline-offset:.25em}
@media(max-width:620px){.tools-return{font-size:.72rem}.related-exit{padding:1rem}}