:root {
  --bg: #f5f1ea;
  --paper: #fdfbf6;
  --line: #e2dccf;
  --line-soft: #ece6d9;
  --hero: #2e353d;
  --hero-2: #3a424b;
  --on-hero: #ece6d9;
  --on-hero-dim: #a9aeb4;
  --ink: #1f2429;
  --muted: #6c747c;
  --accent: #c8612e;
  --accent-deep: #a84e22;
  --accent-soft: #fbeee5;
  --danger: #a63838;
  --font-body: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: "Iowan Old Style", Charter, Georgia, serif;
  --font-num: ui-monospace, SFMono-Regular, Menlo, monospace;
  --print-size: 35mm;
}

* { box-sizing: border-box; }
html { color-scheme: light; background: var(--bg); }
body { margin: 0; min-width: 320px; background: var(--bg); color: var(--ink); font-family: var(--font-body); }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: var(--accent-deep); text-underline-offset: .2em; }
[hidden] { display: none !important; }

.masthead { min-height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: 18px 32px; background: var(--hero); color: var(--on-hero); }
.masthead > p { margin: 0; color: var(--on-hero-dim); font-size: .82rem; }
.brand { display: flex; align-items: center; gap: .8rem; color: inherit; text-decoration: none; }
.brand small { display: block; margin-bottom: .1rem; color: var(--accent); font-size: .62rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.brand strong { font-family: var(--font-serif); font-size: 1.55rem; letter-spacing: -.02em; }
.brand-mark { width: 34px; height: 34px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 4px; padding: 5px; border: 1px solid #59616a; }
.brand-mark i { display: block; border: 3px solid var(--on-hero); }
.brand-mark i:last-child { border-color: var(--accent); }

.generator { max-width: 1400px; margin: 0 auto; padding: 64px 32px 80px; }
.intro { max-width: 760px; margin-bottom: 44px; }
.eyebrow { margin: 0 0 .7rem; color: var(--accent); font-family: var(--font-num); font-size: .7rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.intro h1, .error-mode h1 { margin: 0; font-family: var(--font-serif); font-size: clamp(2.7rem, 6vw, 5.4rem); font-weight: 700; letter-spacing: -.045em; line-height: .98; }
.lede { max-width: 650px; margin: 1.4rem 0 0; color: var(--muted); font-size: 1.08rem; line-height: 1.7; }

.onboarding { position: relative; display: grid; grid-template-columns: minmax(240px, .75fr) minmax(420px, 1.25fr); gap: 30px; margin: -12px 0 28px; padding: 24px 110px 24px 26px; border: 1px solid var(--line); border-left: 3px solid var(--accent); background: var(--paper); }
.onboarding-copy h2 { margin: 0; font-family: var(--font-serif); font-size: 1.4rem; }
.onboarding-copy > p:last-child { margin: .55rem 0 0; color: var(--muted); font-size: .8rem; line-height: 1.55; }
.onboarding ol { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 0; padding: 0; list-style: none; }
.onboarding li { display: grid; grid-template-columns: auto 1fr; gap: .1rem .55rem; align-content: start; }
.onboarding li > span { grid-row: span 2; color: var(--accent); font-family: var(--font-num); font-size: .68rem; }
.onboarding li strong { font-size: .78rem; }
.onboarding li small { color: var(--muted); font-size: .7rem; line-height: 1.45; }
.onboarding > .text-button { position: absolute; top: 22px; right: 24px; }

.workspace { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(360px, .8fr); border: 1px solid var(--line); background: var(--paper); }
.form-panel { padding: 32px; }
.output-panel { min-width: 0; padding: 32px; background: var(--hero); color: var(--on-hero); border-left: 1px solid var(--line); }
.section-heading { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 26px; padding-bottom: 16px; border-bottom: 2px solid var(--ink); }
.section-heading > div { display: flex; align-items: baseline; gap: .8rem; }
.section-heading h2 { margin: 0; font-family: var(--font-serif); font-size: 1.35rem; letter-spacing: -.01em; }
.section-heading.inverse { border-color: #59616a; }
.section-heading.inverse h2 { color: #fff; }
.step { color: var(--accent); font-family: var(--font-num); font-size: .72rem; }

.field-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.field { display: grid; gap: 8px; }
.field-wide { margin-bottom: 20px; }
.field span { display: flex; justify-content: space-between; gap: .5rem; color: var(--muted); font-size: .72rem; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; }
.field span b { color: var(--accent); font-family: var(--font-num); font-size: .6rem; }
.field input { width: 100%; min-height: 48px; padding: 11px 13px; border: 1px solid var(--line); border-radius: 7px; outline: none; background: var(--bg); color: var(--ink); }
.field input::placeholder { color: #989da1; }
.field input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(200, 97, 46, .12); }

.text-button { padding: 0; border: 0; background: transparent; color: var(--accent-deep); font-size: .75rem; font-weight: 700; cursor: pointer; text-decoration: underline; text-underline-offset: .2em; }
.text-button.danger { color: var(--danger); text-align: left; }
.form-message { min-height: 1.25rem; margin: 18px 0 0; color: var(--muted); font-size: .78rem; }
.form-message[data-tone="error"] { color: var(--danger); }
.form-message[data-tone="success"] { color: #557b4d; }
.local-note { display: grid; gap: .45rem; margin-top: 24px; padding: 16px; border-left: 3px solid var(--accent); background: var(--accent-soft); }
.local-note strong { font-family: var(--font-serif); }
.local-note span { color: var(--muted); font-size: .82rem; line-height: 1.55; }

.empty-qr { min-height: 430px; display: grid; place-items: center; align-content: center; text-align: center; }
.empty-qr p { margin: .35rem 0 0; color: var(--on-hero-dim); font-size: .82rem; }
.empty-pattern { width: 154px; aspect-ratio: 1; margin-bottom: 24px; opacity: .28; background: repeating-conic-gradient(var(--on-hero) 0 25%, transparent 0 50%) 0 0 / 26px 26px; border: 14px solid var(--on-hero); }
.qr-label { display: flex; justify-content: space-between; gap: 1rem; align-items: baseline; margin-bottom: 12px; }
.qr-label span { font-family: var(--font-serif); font-size: 1.05rem; font-weight: 700; color: #fff; }
.qr-label small { color: var(--on-hero-dim); font-size: .68rem; }
.qr-box { display: grid; place-items: center; width: min(100%, 360px); margin: 0 auto; padding: 12px; background: #fff; }
.qr-box canvas { display: block; width: 100%; height: auto; image-rendering: pixelated; }
.qr-box.small { width: 138px; margin: 0; padding: 6px; }
.density { display: grid; grid-template-columns: auto 1fr; gap: .2rem .55rem; align-items: center; margin: 14px 0 20px; }
.density > span { grid-row: span 2; width: 9px; height: 9px; border-radius: 50%; background: #7ea16e; }
.density > span.warning { background: #d49b3e; }
.density strong { font-size: .78rem; }
.density small { color: var(--on-hero-dim); font-family: var(--font-num); font-size: .62rem; }
.button-row { display: flex; flex-wrap: wrap; gap: 10px; }
.button-row.compact .button { padding: 9px 12px; font-size: .72rem; }
.button { display: inline-flex; min-height: 42px; align-items: center; justify-content: center; padding: 10px 15px; border: 1px solid var(--line); border-radius: 7px; background: var(--paper); color: var(--ink); font-weight: 700; font-size: .78rem; text-decoration: none; cursor: pointer; }
.button:hover { border-color: var(--accent); }
.button:focus-visible, .text-button:focus-visible, summary:focus-visible, a:focus-visible { outline: 3px solid rgba(200, 97, 46, .35); outline-offset: 3px; }
.button.primary { border-color: var(--accent); background: var(--accent); color: #fff; }
.button.primary:hover { border-color: var(--accent-deep); background: var(--accent-deep); }
.button:disabled { cursor: not-allowed; opacity: .45; border-color: var(--line); }
.button.large { width: 100%; min-height: 52px; font-size: .9rem; }
.print-options { margin-top: 16px; border-top: 1px solid #59616a; padding-top: 14px; }
.print-options summary { color: var(--on-hero); font-size: .78rem; font-weight: 700; cursor: pointer; }
.print-options p { color: var(--on-hero-dim); font-size: .72rem; }
.share-block { margin-top: 28px; padding-top: 22px; border-top: 1px solid #59616a; }
.screen-share-row { display: flex; align-items: center; gap: 16px; }

.card-mode { width: min(560px, calc(100% - 32px)); margin: 0 auto; padding: 70px 0 90px; }
.contact-card { overflow: hidden; border: 1px solid var(--line); background: var(--paper); }
.contact-card > header { display: flex; align-items: center; gap: 18px; padding: 28px; background: var(--hero); color: var(--on-hero); }
.contact-card h1 { margin: 0; font-family: var(--font-serif); font-size: clamp(2rem, 7vw, 3rem); letter-spacing: -.035em; }
.contact-card header p { margin: .4rem 0 0; color: var(--on-hero-dim); }
.monogram { flex: 0 0 64px; width: 64px; height: 64px; display: grid; place-items: center; border: 1px solid #626a73; color: var(--accent); font-family: var(--font-num); font-size: 1.15rem; }
.contact-card dl { margin: 0; padding: 8px 28px; }
.contact-card dl > div { display: grid; grid-template-columns: 90px 1fr; gap: 18px; padding: 16px 0; border-bottom: 1px solid var(--line-soft); }
.contact-card dt { color: var(--muted); font-size: .68rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.contact-card dd { margin: 0; overflow-wrap: anywhere; }
.card-actions { display: flex; flex-wrap: wrap; gap: 9px; padding: 20px 28px 0; }
.contact-card > .button.large { width: calc(100% - 56px); margin: 20px 28px 28px; }
.privacy-promise { color: var(--muted); font-size: .78rem; line-height: 1.6; text-align: center; }

.error-mode { max-width: 720px; min-height: calc(100vh - 170px); margin: 0 auto; padding: 80px 32px; }
.error-mode p:not(.eyebrow) { max-width: 520px; margin: 1.25rem 0 2rem; color: var(--muted); line-height: 1.7; }
.site-footer { display: flex; justify-content: space-between; gap: 1rem; padding: 24px 32px; border-top: 1px solid var(--line); color: var(--muted); font-size: .76rem; }
.site-footer small { margin-left: .4rem; font-family: var(--font-num); font-size: .62rem; }
.site-footer nav { display: flex; gap: 1.2rem; }
#printArea { display: none; }

@media (max-width: 900px) {
  .onboarding { grid-template-columns: 1fr; padding-right: 26px; }
  .onboarding > .text-button { position: static; justify-self: start; }
  .workspace { grid-template-columns: 1fr; }
  .output-panel { border-left: 0; border-top: 1px solid var(--line); }
}

@media (max-width: 620px) {
  .masthead { padding: 16px 20px; }
  .masthead > p { display: none; }
  .generator { padding: 42px 16px 60px; }
  .intro { margin-bottom: 30px; }
  .intro h1 { font-size: clamp(2.5rem, 14vw, 4rem); }
  .onboarding { margin-top: 0; padding: 22px 18px; }
  .onboarding ol { grid-template-columns: 1fr; gap: 12px; }
  .form-panel, .output-panel { padding: 22px 18px; }
  .field-grid { grid-template-columns: 1fr; }
  .section-heading { align-items: flex-start; }
  .qr-label { display: grid; gap: .2rem; }
  .screen-share-row { align-items: stretch; }
  .screen-share-row .button { flex: 1; }
  .site-footer { padding: 22px 20px; }
  .contact-card > header { align-items: flex-start; padding: 24px 20px; }
  .contact-card dl { padding: 8px 20px; }
  .contact-card dl > div { grid-template-columns: 74px 1fr; }
  .card-actions { padding: 18px 20px 0; }
  .contact-card > .button.large { width: calc(100% - 40px); margin: 18px 20px 24px; }
}

@media print {
  body > *:not(#printArea) { display: none !important; }
  #printArea { display: grid; width: 100%; min-height: 100vh; place-items: center; align-content: center; gap: 5mm; background: #fff; color: #000; }
  #printArea canvas { width: var(--print-size); height: var(--print-size); image-rendering: pixelated; }
  #printArea p { margin: 0; font: 8pt var(--font-body); }
  @page { margin: 12mm; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; }
}

/* First-visit welcome video overlay */
body.intro-open { overflow: hidden; }
.intro-overlay { position: fixed; inset: 0; z-index: 999; background: #11171d; display: flex; align-items: center; justify-content: center; }
.intro-video { width: 100%; height: 100%; object-fit: contain; background: #11171d; }
.intro-skip { position: absolute; top: clamp(18px, 3vh, 30px); right: clamp(18px, 3vw, 36px); z-index: 3; font-size: .85rem; color: var(--on-hero); background: rgba(31, 36, 41, .55); border: 1px solid rgba(226, 220, 207, .28); padding: 9px 18px; border-radius: 999px; cursor: pointer; backdrop-filter: blur(6px); }
.intro-skip:hover { background: rgba(31, 36, 41, .85); }
.intro-play { position: absolute; inset: 0; z-index: 2; display: none; align-items: center; justify-content: center; background: rgba(0, 0, 0, .35); cursor: pointer; }
.intro-play span { width: 84px; height: 84px; border-radius: 50%; background: var(--accent); display: flex; align-items: center; justify-content: center; box-shadow: 0 10px 40px -8px rgba(0, 0, 0, .5); }
.intro-play span::after { content: ""; border-style: solid; border-width: 15px 0 15px 25px; border-color: transparent transparent transparent #fff; margin-left: 6px; }
.intro-end { position: absolute; inset: 0; z-index: 2; display: none; align-items: flex-end; justify-content: center; padding-bottom: clamp(52px, 11vh, 110px); background: linear-gradient(0deg, rgba(17, 23, 29, .55) 0%, rgba(17, 23, 29, 0) 45%); }
.intro-end.show { display: flex; }
.button.large { font-size: 1.05rem; padding: 15px 32px; }
.site-footer nav a#replayIntro { cursor: pointer; }