/* Layout: a single readable column; the hero pairs the pitch with a real-looking email exchange.
   Palette: cool paper and ink, with a deep teal accent and a highlighter for the one thing to notice. */
:root {
  --paper: #f5f7f8;
  --sheet: #ffffff;
  --ink: #172126;
  --muted: #56656c;
  --rule: #d9e1e4;
  --accent: #0d6b62;
  --accent-ink: #ffffff;
  --mark: #fff0a8;
  --display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --body: "Atkinson Hyperlegible", "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Consolas, monospace;
  --step-0: 1.0625rem;
  --step-1: 1.25rem;
  --step-2: 1.6rem;
  --step-3: clamp(2rem, 5vw, 3.25rem);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0f1619; --sheet: #172126; --ink: #e6eef0; --muted: #9db0b6; --rule: #2a383d;
    --accent: #4fc1b3; --accent-ink: #0b1a18; --mark: #5c5216; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0f1619; --sheet: #172126; --ink: #e6eef0; --muted: #9db0b6; --rule: #2a383d;
  --accent: #4fc1b3; --accent-ink: #0b1a18; --mark: #5c5216; color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 var(--step-0)/1.6 var(--body);
}
a { color: var(--accent); text-underline-offset: 0.18em; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
img { max-width: 100%; }

.wrap {
  max-width: 68rem;
  margin: 0 auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.prose { max-width: 40rem; }

/* Header */
.top { border-bottom: 1px solid var(--rule); background: var(--sheet); }
.top .wrap { display: flex; align-items: center; gap: 1.5rem; padding-block: 0.9rem; flex-wrap: wrap; }
.brand { font: 700 1.35rem/1 var(--display); color: var(--ink); text-decoration: none; letter-spacing: -0.01em; }
.brand span { color: var(--accent); }
.top nav { display: flex; gap: 1.25rem; margin-left: auto; flex-wrap: wrap; }
.top nav a { color: var(--muted); text-decoration: none; font-size: 0.95rem; }
.top nav a:hover { color: var(--ink); }
.beta { font: 600 0.72rem/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent);
        border: 1px solid var(--accent); border-radius: 999px; padding: 0.3rem 0.55rem; }

/* Hero */
.hero .wrap { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; padding-block: clamp(2.5rem, 7vw, 5rem); }
.hero h1 { font: 800 var(--step-3)/1.05 var(--display); letter-spacing: -0.025em; margin: 0 0 1rem; text-wrap: balance; }
.hero h1 mark { background: none; color: var(--accent); padding: 0; }
.hero p { color: var(--muted); font-size: var(--step-1); margin: 0 0 1.5rem; max-width: 34rem; }
.address { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; }
.address code { font: 600 1rem/1 var(--mono); background: var(--sheet); border: 1px solid var(--rule); border-radius: 8px; padding: 0.75rem 0.9rem; user-select: all; }
.button { display: inline-block; font: 700 1rem/1 var(--body); background: var(--accent); color: var(--accent-ink); border: 0;
          border-radius: 8px; padding: 0.8rem 1.1rem; text-decoration: none; cursor: pointer; }
.button.quiet { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
.hint { font-size: 0.9rem; color: var(--muted); margin-top: 0.75rem; }
.after-pay { margin-top: 1.5rem; padding: 1rem 1.25rem; background: var(--paper); border: 1px solid var(--rule); border-radius: 12px; max-width: 46rem; }
.after-pay h3 { margin: 0 0 0.5rem; font-size: 1rem; }
.after-pay ol { margin: 0; padding-left: 1.25rem; display: grid; gap: 0.35rem; }

/* The email exchange: the subject's own document, rendered as content */
.thread { display: grid; gap: 0.9rem; min-width: 0; }
.mail { background: var(--sheet); border: 1px solid var(--rule); border-radius: 12px; padding: 1rem 1.15rem; min-width: 0; }
.mail header { font: 400 0.8rem/1.5 var(--mono); color: var(--muted); border-bottom: 1px dashed var(--rule); padding-bottom: 0.5rem; margin-bottom: 0.6rem; overflow-wrap: anywhere; }
.mail header b { color: var(--ink); font-weight: 600; }
.mail p { margin: 0 0 0.4rem; font-size: 0.98rem; }
.mail.reply { margin-left: clamp(0rem, 4vw, 2rem); border-color: var(--accent); }
.outline { font: 400 0.85rem/1.55 var(--mono); margin: 0.5rem 0 0.7rem; padding: 0; list-style: none; color: var(--ink); }
.outline li::before { content: "▢ "; color: var(--accent); }
.copy-link { font: 600 0.9rem/1 var(--body); display: inline-block; background: var(--accent); color: var(--accent-ink); border-radius: 6px; padding: 0.5rem 0.75rem; }

/* Sections */
section.band { padding-block: clamp(2.5rem, 6vw, 4rem); border-top: 1px solid var(--rule); }
section.band.alt { background: var(--sheet); }
h2 { font: 700 var(--step-2)/1.15 var(--display); letter-spacing: -0.015em; margin: 0 0 1.25rem; text-wrap: balance; }
h3 { font: 700 var(--step-1)/1.25 var(--display); margin: 0 0 0.4rem; }

.steps { list-style: none; counter-reset: step; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.5rem; }
.steps li { counter-increment: step; min-width: 0; }
.steps li::before { content: counter(step); display: grid; place-items: center; width: 2rem; height: 2rem; border-radius: 50%;
                    background: var(--accent); color: var(--accent-ink); font: 700 1rem/1 var(--display); margin-bottom: 0.6rem; }
.steps p { margin: 0; color: var(--muted); }

.prices { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; max-width: 44rem; }
.price { background: var(--paper); border: 1px solid var(--rule); border-radius: 12px; padding: 1.4rem; display: grid; gap: 0.6rem; align-content: start; }
.price .amount { font: 800 2.4rem/1 var(--display); font-variant-numeric: tabular-nums; }
.price .amount small { font: 400 1rem/1 var(--body); color: var(--muted); }
.price ul { margin: 0; padding-left: 1.1rem; color: var(--muted); }
.price.best { border-color: var(--accent); }

.faq dt { font: 700 1.05rem/1.4 var(--body); margin-top: 1.1rem; }
.faq dd { margin: 0.25rem 0 0; color: var(--muted); }

.cautions { padding-left: 1.2rem; display: grid; gap: 0.5rem; }

footer { border-top: 1px solid var(--rule); color: var(--muted); font-size: 0.9rem; }
footer .wrap { padding-block: 2rem; display: flex; flex-wrap: wrap; gap: 1rem 2rem; }
footer nav { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Legal pages */
.legal { padding-block: 2.5rem 4rem; }
.legal h1 { font: 800 var(--step-3)/1.1 var(--display); margin: 0 0 0.5rem; }
.legal h2 { font-size: var(--step-1); margin-top: 2rem; }
.draft { background: var(--mark); color: var(--ink); border-radius: 8px; padding: 0.75rem 1rem; font-size: 0.95rem; }

@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 520px) {
  .steps, .prices { grid-template-columns: 1fr; }
  .top nav { margin-left: 0; }
}