:root {
  color-scheme: light;
  --paper: #f5f0e7;
  --paper-deep: #e9e0d2;
  --card: #fffdf8;
  --ink: #1b2926;
  --muted: #65706c;
  --line: #cfc5b5;
  --coral: #ef6a4c;
  --coral-dark: #b83d27;
  --mint: #bde6d7;
  --green: #285e4f;
  --yellow: #f2c94c;
  --focus: #0969da;
  --shadow: 0 18px 45px rgba(27, 41, 38, 0.09);
  --radius: 1.25rem;
  --shell: 76rem;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.65; }
a { color: inherit; text-underline-offset: .2em; }
button, input { font: inherit; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
.shell { width: min(calc(100% - 2rem), var(--shell)); margin-inline: auto; }
.skip-link { position: fixed; z-index: 100; top: .75rem; left: .75rem; padding: .65rem .9rem; border-radius: .5rem; background: var(--ink); color: white; transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }
.site-header { position: sticky; z-index: 20; top: 0; border-bottom: 1px solid rgba(207,197,181,.8); background: rgba(245,240,231,.94); backdrop-filter: blur(14px); }
.header-inner, .footer-inner { min-height: 4.6rem; display: flex; align-items: center; justify-content: space-between; gap: 1.25rem; }
.brand { display: inline-flex; align-items: center; gap: .7rem; font-weight: 850; text-decoration: none; letter-spacing: -.02em; }
.brand-mark { display: grid; width: 2rem; aspect-ratio: 1; place-items: center; border-radius: .5rem; background: var(--ink); color: var(--paper); font-family: Georgia, serif; font-style: italic; }
.site-nav { display: flex; gap: 1.5rem; }
.site-nav a { color: var(--muted); font-size: .92rem; font-weight: 750; text-decoration: none; }
.site-nav a:hover { color: var(--coral-dark); }
.nav-toggle { display: none; border: 1px solid var(--line); border-radius: .55rem; background: var(--card); padding: .5rem .75rem; color: var(--ink); font-weight: 750; }
.hero { padding: clamp(4rem, 9vw, 8rem) 0; overflow: hidden; background: radial-gradient(circle at 82% 14%, rgba(239,106,76,.16), transparent 25rem), linear-gradient(180deg, #fbf8f2, var(--paper)); }
.hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; align-items: center; gap: clamp(3rem, 8vw, 7rem); }
.eyebrow { margin: 0 0 .75rem; color: var(--coral-dark); font-size: .73rem; font-weight: 900; letter-spacing: .13em; text-transform: uppercase; }
h1, h2, h3, p { overflow-wrap: break-word; }
h1, h2, h3 { line-height: 1.08; }
h1 { max-width: 13ch; margin: 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(3.1rem, 8vw, 6.7rem); font-weight: 500; letter-spacing: -.065em; }
h1 em { color: var(--coral-dark); font-weight: 500; }
h2 { margin: 0 0 1.25rem; font-family: Georgia, "Times New Roman", serif; font-size: clamp(2rem, 4vw, 3.4rem); font-weight: 500; letter-spacing: -.04em; }
.lead { max-width: 42rem; margin: 1.5rem 0 0; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.25rem); }
.button-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.button { display: inline-flex; min-height: 3.1rem; align-items: center; justify-content: center; gap: .75rem; padding: .7rem 1.15rem; border: 1px solid transparent; border-radius: 999px; font-weight: 800; text-decoration: none; }
.button-primary { background: var(--ink); color: white; }
.button-primary:hover { background: var(--coral-dark); }
.button-secondary { border-color: var(--line); background: rgba(255,255,255,.45); }
.route-card { position: relative; padding: 1rem 1.5rem; border: 1px solid var(--ink); border-radius: var(--radius); background: var(--card); box-shadow: 12px 12px 0 var(--mint); transform: rotate(1deg); }
.route-label { margin: 0; padding: .25rem 0 1rem; border-bottom: 1px dashed var(--line); color: var(--muted); font-size: .75rem; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.route-card ol { margin: 0; padding: 0; list-style: none; }
.route-card li { display: grid; grid-template-columns: 2.5rem 1fr; padding: 1rem 0; border-bottom: 1px dashed var(--line); }
.route-card li:last-child { border: 0; }
.route-card li span { grid-row: 1 / 3; color: var(--coral-dark); font-family: Georgia, serif; font-size: 1.5rem; }
.route-card small { color: var(--muted); }
.route-strip { padding: clamp(4rem, 8vw, 6.5rem) 0; border-block: 1px solid var(--line); background: var(--ink); color: white; }
.route-strip .eyebrow { color: var(--yellow); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 2rem; }
.section-heading h2 { max-width: 16ch; }
.process-map { display: grid; grid-template-columns: repeat(7, auto); align-items: center; justify-content: space-between; gap: 1rem; margin-top: 2.5rem; }
.process-map div { min-width: 10rem; }
.process-map span { display: grid; width: 2.2rem; aspect-ratio: 1; place-items: center; margin-bottom: .8rem; border: 1px solid rgba(255,255,255,.45); border-radius: 50%; color: var(--yellow); font-weight: 900; }
.process-map strong, .process-map small { display: block; }
.process-map small { color: #b8c2be; }
.process-map b { color: var(--coral); font-size: 1.6rem; }
.guide-section { padding: clamp(4rem, 8vw, 7rem) 0; }
.guide-layout { display: grid; grid-template-columns: 18rem minmax(0, 1fr); align-items: start; gap: clamp(2rem, 5vw, 5rem); }
.progress-panel { position: sticky; top: 6rem; padding: 1.35rem; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,253,248,.72); }
.progress-panel h2 { margin-bottom: 1rem; font-family: inherit; font-size: 1.35rem; font-weight: 850; letter-spacing: -.025em; }
.progress-track { height: .55rem; overflow: hidden; border-radius: 999px; background: var(--paper-deep); }
.progress-track span { display: block; width: 0; height: 100%; border-radius: inherit; background: var(--coral); transition: width .25s ease; }
.step-nav { margin: 1.25rem 0 0; padding: 0; list-style: none; }
.step-nav a { display: flex; gap: .75rem; padding: .48rem .25rem; color: var(--muted); font-size: .88rem; font-weight: 700; text-decoration: none; }
.step-nav a:hover { color: var(--coral-dark); }
.step-nav span { color: var(--coral-dark); font-family: Georgia, serif; }
.reset-button { margin-top: 1rem; border: 0; background: transparent; color: var(--muted); font-size: .82rem; text-decoration: underline; cursor: pointer; }
.steps-list { display: grid; min-width: 0; gap: 2rem; }
.step-card { min-width: 0; scroll-margin-top: 6rem; padding: clamp(1.5rem, 4vw, 3rem); border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); box-shadow: var(--shadow); }
.step-kicker { display: flex; justify-content: space-between; gap: 1rem; margin-bottom: 1.25rem; color: var(--coral-dark); font-size: .76rem; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.step-kicker span:last-child { color: var(--muted); }
.step-card h2 { max-width: 18ch; }
.step-intro { max-width: 50rem; color: var(--muted); font-size: 1.08rem; }
.task-list, .numbered-list { margin: 1.5rem 0; padding-left: 1.3rem; }
.task-list li, .numbered-list li { padding: .25rem 0 .25rem .35rem; }
.two-columns { display: grid; grid-template-columns: 1fr 1fr; gap: .25rem 2rem; }
code, pre { font-family: "SFMono-Regular", Consolas, monospace; }
code { border-radius: .25rem; background: var(--paper-deep); padding: .08rem .28rem; font-size: .9em; }
.file-tree, .copy-card { margin: 1.5rem 0; overflow: hidden; border-radius: .9rem; background: var(--ink); color: #eaf2ef; }
.file-tree { padding: 1.4rem; overflow-x: auto; }
.file-tree code { padding: 0; background: transparent; white-space: pre; }
.copy-card > div { display: flex; align-items: center; justify-content: space-between; padding: .8rem 1rem; border-bottom: 1px solid rgba(255,255,255,.14); }
.copy-card button { border: 1px solid rgba(255,255,255,.35); border-radius: 999px; background: transparent; color: white; padding: .25rem .7rem; cursor: pointer; }
.copy-card pre { margin: 0; padding: 1.25rem; overflow-x: auto; white-space: pre-wrap; color: #dbe5e1; }
.tip, .warning { margin: 1.5rem 0; padding: 1rem 1.15rem; border-left: .3rem solid var(--green); background: rgba(189,230,215,.38); }
.warning { border-left-color: var(--coral); background: rgba(239,106,76,.09); }
.tip p, .warning p { margin: .2rem 0 0; color: var(--muted); }
.tip code { overflow-wrap: anywhere; }
.screenshot-placeholder, .screenshot-frame { margin: 2rem 0 1.5rem; }
.screenshot-placeholder > div { display: grid; min-height: 17rem; place-content: center; padding: 2rem; border: 2px dashed #aca08e; border-radius: 1rem; background: repeating-linear-gradient(-45deg, #f5f0e7, #f5f0e7 12px, #f0eadf 12px, #f0eadf 24px); text-align: center; }
.screenshot-placeholder span { color: var(--coral-dark); font-size: .75rem; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.screenshot-placeholder strong { margin: .35rem 0; font-family: Georgia, serif; font-size: 1.45rem; }
.screenshot-placeholder small, figcaption { color: var(--muted); }
figcaption { margin-top: .65rem; font-size: .85rem; }
.screenshot-frame > img { display: block; width: 100%; height: auto; border: 1px solid var(--line); border-radius: 1rem; box-shadow: 0 10px 30px rgba(27,41,38,.1); }
.comparison-frame { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(10rem, .55fr); align-items: start; gap: 1rem; }
.comparison-frame > div { position: relative; }
.comparison-frame img { display: block; width: 100%; height: auto; border: 1px solid var(--line); border-radius: .8rem; }
.comparison-frame span { position: absolute; top: .6rem; left: .6rem; padding: .2rem .55rem; border-radius: 999px; background: rgba(27,41,38,.9); color: white; font-size: .7rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.comparison-frame figcaption { grid-column: 1 / -1; }
.complete-control { display: flex; align-items: center; gap: .7rem; padding-top: 1.25rem; border-top: 1px solid var(--line); color: var(--green); font-weight: 800; cursor: pointer; }
.complete-control input { width: 1.2rem; height: 1.2rem; accent-color: var(--green); }
.settings-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .75rem; margin: 1.5rem 0; }
.settings-grid div, .domain-example { padding: 1rem; border: 1px solid var(--line); border-radius: .75rem; background: var(--paper); }
.settings-grid small, .settings-grid strong, .domain-example small, .domain-example strong { display: block; }
.settings-grid small, .domain-example small { color: var(--muted); }
.settings-table { margin: 1.5rem 0; border: 1px solid var(--line); border-radius: .8rem; overflow: hidden; }
.settings-table > div { display: grid; grid-template-columns: 1fr 1fr; padding: .8rem 1rem; border-bottom: 1px solid var(--line); }
.settings-table > div:last-child { border: 0; }
.settings-table strong { color: var(--green); }
.mini-flow { display: flex; flex-wrap: wrap; align-items: center; gap: .55rem; margin: 1.5rem 0; }
.mini-flow span { padding: .5rem .75rem; border-radius: 999px; background: var(--mint); color: var(--green); font-weight: 800; }
.mini-flow b { color: var(--coral); }
.domain-example { margin: 1.5rem 0; }
.domain-example strong { font-family: Georgia, serif; font-size: 1.6rem; }
.final-section { padding: clamp(4rem, 8vw, 7rem) 0; background: var(--coral); color: var(--ink); }
.final-grid { display: grid; grid-template-columns: 1fr .8fr; align-items: center; gap: clamp(2rem, 7vw, 6rem); }
.final-grid > div:first-child p:last-child { max-width: 40rem; }
.launch-card { padding: 2rem; border: 1px solid var(--ink); border-radius: var(--radius); background: var(--ink); color: white; box-shadow: 10px 10px 0 rgba(255,255,255,.35); }
.launch-card p { margin-top: 0; font-family: Georgia, serif; font-size: 1.4rem; }
.button-light { background: white; color: var(--ink); }
.site-footer { border-top: 1px solid var(--line); background: var(--ink); color: #bcc6c2; font-size: .85rem; }
.toast { position: fixed; z-index: 30; right: 1rem; bottom: 1rem; padding: .7rem 1rem; border-radius: .6rem; background: var(--ink); color: white; box-shadow: var(--shadow); }
.toast:empty { display: none; }

@media (max-width: 60rem) {
  .guide-layout { grid-template-columns: minmax(0, 1fr); }
  .progress-panel { position: static; }
  .step-nav { display: grid; grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 48rem) {
  .header-inner { position: relative; flex-wrap: wrap; }
  .nav-enhanced .nav-toggle { display: inline-flex; }
  .site-nav { flex-basis: 100%; flex-direction: column; gap: 0; padding-bottom: .75rem; }
  .nav-enhanced .site-nav { display: none; }
  .nav-enhanced .site-nav.is-open { display: flex; }
  .site-nav a { padding: .7rem 0; }
  .hero-grid, .final-grid { grid-template-columns: 1fr; }
  .route-card { transform: none; }
  .process-map { grid-template-columns: 1fr; }
  .process-map b { transform: rotate(90deg); justify-self: center; }
  .process-map div { display: grid; grid-template-columns: auto 1fr; column-gap: 1rem; }
  .process-map span { grid-row: 1 / 3; margin: 0; }
  .step-nav { grid-template-columns: repeat(2, 1fr); }
  .two-columns, .settings-grid, .comparison-frame { grid-template-columns: 1fr; }
}

@media (max-width: 32rem) {
  .button-row, .button { width: 100%; }
  .step-nav { grid-template-columns: 1fr; }
  .step-card { padding: 1.25rem; }
  .settings-table > div { grid-template-columns: 1fr; }
  .footer-inner { align-items: flex-start; flex-direction: column; justify-content: center; padding-block: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}