/* Sobercall: one stylesheet for every page. Colors are tokens on :root, with dark overrides below. */
:root {
  color-scheme: light dark;
  --paper: #f6f4ee;
  --surface: #fffefb;
  --ink: #1d2b2a;
  --muted: #4d5d5a;
  --line: #d9d5ca;
  --pine: #1b5e58;
  --pine-strong: #124541;
  --on-pine: #ffffff;
  --pine-wash: #e4ece7;
  --ring: rgba(27, 94, 88, 0.1);
  --clay: #a8481f;
  --clay-text: #8a3a17;
  --on-clay: #ffffff;
  --clay-wash: #fbefe6;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --radius: 14px;
  --gutter: clamp(16px, 4vw, 40px);
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #111817;
    --surface: #192221;
    --ink: #ebe8df;
    --muted: #a9b5b1;
    --line: #2f3b39;
    --pine: #8fd0c4;
    --pine-strong: #b5e3da;
    --on-pine: #0d1b19;
    --pine-wash: #1f2e2c;
    --ring: rgba(143, 208, 196, 0.08);
    --clay: #f0b08c;
    --clay-text: #f0b08c;
    --on-clay: #2a1408;
    --clay-wash: #2a1f19;
  }
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  overflow-wrap: break-word;
}

h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.2; margin: 0; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

a { color: var(--pine); text-underline-offset: 0.16em; }
a:hover { color: var(--pine-strong); }
:focus-visible { outline: 3px solid var(--pine); outline-offset: 2px; border-radius: 4px; }

.wrap { width: 100%; max-width: 1080px; margin-inline: auto; padding-inline: var(--gutter); }

.skip {
  position: absolute;
  left: 8px;
  top: -60px;
  padding: 8px 14px;
  background: var(--surface);
  border-radius: 8px;
  z-index: 10;
}
.skip:focus { top: 8px; }

.nowrap { white-space: nowrap; }

/* Header and footer */
.site-header { border-bottom: 1px solid var(--line); }
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 600;
  text-decoration: none;
}
.brand:hover { color: var(--ink); }
.brand svg { width: 28px; height: 28px; color: var(--pine); flex: none; }
.site-nav a { display: inline-block; padding: 10px 0; font-weight: 500; }

.site-footer { margin-top: clamp(48px, 8vw, 88px); border-top: 1px solid var(--line); padding-block: 28px 36px; color: var(--muted); font-size: 0.95rem; }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 40px; }
.site-footer p { margin: 0; max-width: 60ch; }
.site-footer strong { color: var(--ink); font-weight: 600; }
.footer-links { display: flex; flex-wrap: wrap; gap: 4px 20px; list-style: none; margin: 0; padding: 0; }
.footer-links a { display: inline-block; padding: 4px 0; }

/* Splash: hero */
.hero { position: relative; overflow: hidden; }
.hero::before {
  /* Quiet rings, from the mark: a call reaching out. */
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-radial-gradient(circle at 0 0, transparent 0 70px, var(--ring) 70px 71px);
  mask-image: linear-gradient(115deg, #000 10%, transparent 62%);
  -webkit-mask-image: linear-gradient(115deg, #000 10%, transparent 62%);
  pointer-events: none;
}
.hero .wrap {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
  padding-block: clamp(36px, 7vw, 84px);
}
.status {
  display: inline-block;
  margin-bottom: 18px;
  padding: 4px 12px;
  border: 1px solid var(--pine);
  border-radius: 999px;
  color: var(--pine);
  font-size: 0.875rem;
  font-weight: 600;
}
.hero h1 { font-size: clamp(2.15rem, 5.4vw, 3.4rem); letter-spacing: -0.01em; margin-bottom: 18px; }
.lede { font-size: clamp(1.1rem, 2vw, 1.25rem); color: var(--ink); max-width: 34em; }
.hero-note { color: var(--muted); }

/* Crisis notice */
.crisis {
  background: var(--clay-wash);
  border: 2px solid var(--clay);
  border-radius: var(--radius);
  padding: clamp(20px, 3vw, 28px);
}
.crisis h2 { font-size: 1.45rem; color: var(--clay-text); margin-bottom: 8px; }
.crisis-line {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding-top: 16px;
  margin-top: 16px;
  border-top: 1px solid color-mix(in srgb, var(--clay) 35%, transparent);
}
.crisis-line h3 { font-family: var(--sans); font-size: 1rem; font-weight: 600; }
.crisis-line p { margin: 0; font-size: 0.975rem; }
.crisis-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.call {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 1 1 8em;
  min-height: 46px;
  padding: 8px 16px;
  background: var(--clay);
  color: var(--on-clay);
  border: 2px solid var(--clay);
  border-radius: 10px;
  font-weight: 600;
  text-decoration: none;
}
.call:hover { background: transparent; color: var(--clay-text); }
.call.quiet { background: transparent; color: var(--clay-text); }
.call.quiet:hover { background: var(--clay); color: var(--on-clay); }
.crisis :focus-visible { outline-color: var(--clay); }

/* Splash: sections */
.section { padding-block: clamp(32px, 5vw, 56px); }
.section > .wrap > h2 { font-size: clamp(1.6rem, 3.4vw, 2.15rem); margin-bottom: 24px; }
.features { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.feature {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}
.feature svg { width: 28px; height: 28px; color: var(--pine); margin-bottom: 12px; display: block; }
.feature h3 { font-size: 1.2rem; margin-bottom: 8px; }
.feature p { color: var(--muted); }
.always { margin-top: 20px; color: var(--muted); max-width: 46em; }

.pair { display: grid; grid-template-columns: 1.4fr 1fr; gap: 16px; }
.panel { background: var(--pine-wash); border-radius: var(--radius); padding: 28px; }
.panel h2 { font-size: 1.4rem; margin-bottom: 10px; }
.button {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 8px 18px;
  background: var(--pine);
  color: var(--on-pine);
  border: 0;
  border-radius: 10px;
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}
.button:hover { background: var(--pine-strong); color: var(--on-pine); }

/* AA resources */
.aa-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
  padding-block: clamp(28px, 5vw, 56px) clamp(20px, 3vw, 32px);
}
.aa-intro h1 { font-size: clamp(2rem, 5vw, 3rem); margin-bottom: 18px; letter-spacing: -0.01em; }
.aa-intro ul { margin: 0 0 1em; padding-left: 1.2em; }
.aa-intro li { margin-bottom: 2px; }
.credit { color: var(--muted); }

.share {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
}
.share h2 { font-size: 1.25rem; margin-bottom: 8px; }
.share p { color: var(--muted); font-size: 0.95rem; text-align: left; }
.share a { display: block; margin-top: 14px; border-radius: 10px; }
.share img {
  /* White in both themes, so phones can scan it. */
  display: block;
  width: 100%;
  max-width: 220px;
  height: auto;
  margin-inline: auto;
  padding: 8px;
  background: #ffffff;
  border-radius: 10px;
}

.toolbar {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--paper);
  border-block: 1px solid var(--line);
  padding-block: 8px;
  margin-bottom: 16px;
}
.toolbar .wrap { display: flex; justify-content: flex-end; }
.collapse {
  min-height: 44px;
  padding: 6px 16px;
  background: transparent;
  color: var(--pine);
  border: 1.5px solid var(--pine);
  border-radius: 10px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.collapse:hover { background: var(--pine); color: var(--on-pine); }

/* Folder tree */
.tree details { margin: 0; }
.tree summary {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 8px 10px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}
.tree summary::-webkit-details-marker { display: none; }
.tree summary:hover { background: var(--pine-wash); }
.tree summary::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  margin-inline: 3px;
  border-right: 2px solid var(--pine);
  border-bottom: 2px solid var(--pine);
  transform: rotate(-45deg);
  transition: transform 120ms ease;
}
.tree details[open] > summary::before { transform: translate(0, -2px) rotate(45deg); }
.tree > details > summary { font-family: var(--serif); font-size: 1.25rem; }
.tree details > div { margin-left: 16px; padding-left: 8px; border-left: 1px solid var(--line); }

.file {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 9px 10px;
  border-radius: 8px;
  overflow-wrap: anywhere;
  line-height: 1.4;
  text-decoration: none;
}
.file:hover { background: var(--pine-wash); text-decoration: underline; }
.file::before {
  /* An audio note by default; a page for PDFs. */
  content: "";
  flex: none;
  width: 16px;
  height: 16px;
  margin-top: 3px;
  background: currentColor;
  -webkit-mask: var(--file-icon) center / contain no-repeat;
  mask: var(--file-icon) center / contain no-repeat;
  --file-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M6 2.5 14 1v9.5a2.2 2.2 0 1 1-1.5-2V3.8L7.500 4.700V12.500a2.200 2.200 0 1 1-1.500-2z'/%3E%3C/svg%3E");
}
.file[href$=".pdf" i]::before {
  --file-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3 1h6.500L13 4.500V15H3zm6 1.200V5h2.800zM5 7.500v1h6v-1zm0 2.500v1h6v-1zm0 2.500v1h4v-1z' fill-rule='evenodd'/%3E%3C/svg%3E");
}

.simple { padding-block: clamp(48px, 10vw, 110px); }
.simple h1 { font-size: clamp(2rem, 5vw, 3rem); margin-bottom: 14px; }

@media (max-width: 860px) {
  .hero .wrap, .aa-top, .pair { grid-template-columns: minmax(0, 1fr); }
  .features { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 480px) {
  .tree details > div { margin-left: 8px; padding-left: 4px; }
  .share img { max-width: 240px; }
}
@media (prefers-reduced-motion: reduce) {
  .tree summary::before { transition: none; }
}