/* nullmail styles — plain CSS, copied to dist as-is */
:root {
  --bg: #0e1116;
  --panel: #161b23;
  --ink: #e6e9ef;
  --muted: #9aa4b2;
  --accent: #34d399;
  --accent-ink: #06130d;
  --line: #232a35;
  --code-bg: #1b212b;
}
* { box-sizing: border-box; }
html { color-scheme: dark; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.65 "Segoe UI", -apple-system, BlinkMacSystemFont, Helvetica, Arial, sans-serif;
}
main { max-width: 640px; margin: 0 auto; padding: 2rem 1.25rem 3rem; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
h1 { font-size: clamp(1.9rem, 4.5vw, 2.6rem); line-height: 1.18; margin: 0.4rem 0 1rem; letter-spacing: -0.02em; }
h2 { font-size: 1.25rem; margin: 2rem 0 0.6rem; letter-spacing: -0.01em; }
p { margin: 0.7rem 0; }
code {
  background: var(--code-bg); padding: 0.15em 0.4em; border-radius: 6px;
  font: 0.9em/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
ul, ol { padding-left: 1.4rem; }
li { margin: 0.35rem 0; }
.muted { color: var(--muted); }

/* header / footer — sticky so the app CTA never leaves the viewport */
.site-header {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  max-width: 1000px; margin: 0 auto; padding: 0.65rem 1.25rem;
  background: rgba(14, 17, 22, 0.88); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 0.45rem; font-weight: 700; font-size: 1.05rem; color: var(--ink); }
.brand:hover { text-decoration: none; }
.brand svg { width: 22px; height: 22px; flex: none; }
.site-header nav { display: flex; gap: 0.5rem; align-items: center; }
.site-header nav a:not(.cta) {
  color: var(--muted); display: inline-flex; align-items: center;
  min-height: 44px; padding: 0 0.5rem;
}
.site-footer {
  border-top: 1px solid var(--line); max-width: 1000px; margin: 0 auto;
  padding: 1.5rem 1.25rem 2.5rem; color: var(--muted); font-size: 0.92rem;
}
.site-footer nav { display: flex; flex-wrap: wrap; gap: 1rem; margin: 0.6rem 0; }
.fineprint { font-size: 0.82rem; }

/* hero + guide answer block */
.hero { padding: 1.2rem 0 0.5rem; }
.answer {
  font-size: 1.08rem; color: var(--ink);
  background: var(--panel); border-radius: 12px; padding: 1rem 1.15rem; margin: 1.1rem 0;
}
.hero .cta { display: inline-block; margin-top: 0.8rem; }

/* CTA box */
.cta-box {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 1rem 1.25rem; margin: 1.4rem 0;
}
.cta-box p { margin: 0 0 0.7rem; color: var(--muted); }
.cta-box .safety { margin: 0.6rem 0 0; font-size: 0.85rem; color: var(--muted); }
.cta-box.compact { padding: 0.85rem 1.1rem; }

/* quick answer: 134-167-word self-contained AI-liftable block */
.quick-answer {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 1rem 1.15rem; margin: 1.4rem 0;
}
.quick-answer h2 { margin-top: 0; }
.quick-answer p { color: var(--ink); }
.qa-src { font-size: 0.85rem; color: var(--muted); margin: 0.7rem 0 0; }

/* buttons */
.cta {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; background: var(--accent); color: var(--accent-ink);
  font-weight: 700; padding: 0.55rem 1.2rem; border-radius: 10px;
}
.cta:hover { text-decoration: none; filter: brightness(1.1); }
.cta:active { transform: translateY(1px); filter: brightness(0.95); }
.cta.big { font-size: 1.05rem; padding: 0.75rem 1.4rem; }

/* product mock — shows the actual inbox without shipping a screenshot */
.mock {
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  overflow: hidden; margin: 1.4rem 0; max-width: 480px;
  font-size: 0.9rem;
}
.mock-bar {
  display: flex; align-items: center; gap: 0.4rem;
  padding: 0.55rem 0.9rem; border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}
.mock-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--line); }
.mock-addr {
  margin-left: 0.5rem; font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 0.82rem; color: var(--ink);
  background: var(--code-bg); border-radius: 6px; padding: 0.2rem 0.55rem;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.mock-addr em { font-style: normal; color: var(--accent); margin-left: 0.5rem; font-size: 0.75rem; }
.mock-mail {
  display: flex; align-items: center; gap: 0.7rem; flex-wrap: wrap;
  padding: 0.8rem 0.9rem;
}
.mock-from { color: var(--muted); font-size: 0.8rem; min-width: 88px; }
.mock-subj { color: var(--ink); font-weight: 600; }
.mock-code {
  margin-left: auto; font-family: ui-monospace, Menlo, Consolas, monospace;
  background: rgba(52, 211, 153, 0.12); color: var(--accent);
  border: 1px solid rgba(52, 211, 153, 0.35); border-radius: 8px;
  padding: 0.25rem 0.6rem; font-weight: 700; letter-spacing: 0.08em;
}
.mock-code em { font-style: normal; font-weight: 400; letter-spacing: 0; font-size: 0.72rem; color: var(--muted); margin-left: 0.45rem; }

/* numbered how-it-works steps */
.steps { list-style: none; padding: 0; counter-reset: step; margin: 1rem 0; }
.steps li {
  counter-increment: step; position: relative; padding: 0.15rem 0 0.15rem 2.4rem; margin: 0.55rem 0;
}
.steps li::before {
  content: counter(step); position: absolute; left: 0; top: 0.2rem;
  width: 26px; height: 26px; border-radius: 50%;
  background: rgba(52, 211, 153, 0.14); color: var(--accent);
  border: 1px solid rgba(52, 211, 153, 0.4);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 700;
}

/* breadcrumbs, tables, misc */
.crumbs { color: var(--muted); font-size: 0.9rem; }
.crumbs span { color: var(--ink); }
.table-wrap { overflow-x: auto; margin: 1rem 0; }
table { border-collapse: collapse; width: 100%; font-size: 0.95rem; }
th, td { border: 1px solid var(--line); padding: 0.5rem 0.7rem; text-align: left; }
th { background: var(--panel); }
.updated { color: var(--muted); font-size: 0.85rem; margin-top: 2.5rem; }

/* guides index: cards + anchor chips */
.anchor-chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1rem 0 0.5rem; }
.anchor-chips a {
  background: var(--panel); border: 1px solid var(--line); border-radius: 999px;
  padding: 0.3rem 0.9rem; font-size: 0.9rem; min-height: 36px; display: inline-flex; align-items: center;
}
.card-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 0.8rem; margin: 0.8rem 0 1.5rem; padding: 0; list-style: none;
}
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 0.85rem 1rem; display: flex; flex-direction: column; gap: 0.3rem;
}
.card:hover { border-color: rgba(52, 211, 153, 0.45); text-decoration: none; }
.card .tag {
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent); opacity: 0.9;
}
.card .t { color: var(--ink); font-weight: 600; line-height: 1.35; }
.card .d { color: var(--muted); font-size: 0.85rem; line-height: 1.45; }
.count { color: var(--muted); font-weight: 400; font-size: 0.9rem; }

.guide-list { list-style: none; padding-left: 0; }
.guide-list li { margin: 0.9rem 0; }
.inline-list { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 0.6rem; }
.inline-list li {
  background: var(--panel); border: 1px solid var(--line); border-radius: 999px;
  padding: 0.25rem 0.9rem;
}
.related ul { list-style: none; padding-left: 0; }
.sources { color: var(--muted); font-size: 0.92rem; }
.sources a { color: var(--muted); text-decoration: underline; }

@media (max-width: 640px) {
  h1 { font-size: 1.6rem; }
  main { padding-top: 1.4rem; }
}