/* ============================================================
   Cotside — a free companion for NICU dads
   Calm paper by day, night-shift dark for 3am by the cot.
   ============================================================ */

:root {
  --paper:      #f7f4ef;
  --surface:    #fffdfa;
  --surface-2:  #f1ece3;
  --ink:        #23272e;
  --ink-soft:   #565c65;
  --ink-faint:  #8b9098;
  --line:       #e6ded2;
  --line-soft:  #efe9df;
  --primary:    #356a62;
  --primary-bright: #3f7d74;
  --primary-soft: #e6efec;
  --dawn:       #c07f3f;
  --dawn-bright:#d99a5b;
  --dawn-soft:  #f7ecdc;
  --crisis:     #b04a35;
  --crisis-soft:#f8e7e1;
  --shadow:     0 1px 2px rgba(35,39,46,.04), 0 8px 28px -18px rgba(35,39,46,.28);
  --shadow-lift:0 2px 6px rgba(35,39,46,.06), 0 20px 44px -22px rgba(35,39,46,.34);

  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-body: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --measure: 40rem;
  --radius: 14px;
  --radius-sm: 10px;
}

/* dark tokens — applied for OS-dark (unless the viewer forced light) ... */
:root:not([data-theme="light"]) {
  @media (prefers-color-scheme: dark) {
    --paper:      #14171c;
    --surface:    #1d222a;
    --surface-2:  #232a33;
    --ink:        #eef0f2;
    --ink-soft:   #adb4bd;
    --ink-faint:  #767d87;
    --line:       #2b323c;
    --line-soft:  #232a33;
    --primary:    #7cbcb0;
    --primary-bright: #8fccbf;
    --primary-soft: #1a2926;
    --dawn:       #e3a86b;
    --dawn-bright:#eeb87f;
    --dawn-soft:  #2a2013;
    --crisis:     #e39079;
    --crisis-soft:#2c1c16;
    --shadow:     0 1px 2px rgba(0,0,0,.3), 0 10px 30px -18px rgba(0,0,0,.6);
    --shadow-lift:0 2px 8px rgba(0,0,0,.4), 0 24px 48px -22px rgba(0,0,0,.7);
  }
}

/* ... and again for an explicit dark toggle, so it wins in both directions */
:root[data-theme="dark"] {
  --paper:      #14171c;
  --surface:    #1d222a;
  --surface-2:  #232a33;
  --ink:        #eef0f2;
  --ink-soft:   #adb4bd;
  --ink-faint:  #767d87;
  --line:       #2b323c;
  --line-soft:  #232a33;
  --primary:    #7cbcb0;
  --primary-bright: #8fccbf;
  --primary-soft: #1a2926;
  --dawn:       #e3a86b;
  --dawn-bright:#eeb87f;
  --dawn-soft:  #2a2013;
  --crisis:     #e39079;
  --crisis-soft:#2c1c16;
  --shadow:     0 1px 2px rgba(0,0,0,.3), 0 10px 30px -18px rgba(0,0,0,.6);
  --shadow-lift:0 2px 8px rgba(0,0,0,.4), 0 24px 48px -22px rgba(0,0,0,.7);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 500; line-height: 1.12; margin: 0; text-wrap: balance; letter-spacing: -0.01em; }
p { margin: 0 0 1rem; }
a { color: var(--primary); text-decoration-thickness: 1px; text-underline-offset: 2px; }
strong { font-weight: 600; }
.muted { color: var(--ink-soft); }

.wrap { width: 100%; max-width: 62rem; margin: 0 auto; padding: 0 1.5rem; }

.eyebrow {
  font-size: .74rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
  color: var(--primary); margin: 0 0 .9rem;
}
.eyebrow.dawn { color: var(--dawn); }

:focus-visible { outline: 2px solid var(--primary-bright); outline-offset: 2px; border-radius: 4px; }

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line-soft);
}
.topbar-inner { display: flex; align-items: center; gap: 1rem; height: 60px; }
.brand { display: flex; align-items: center; gap: .6rem; font-family: var(--font-display); font-weight: 600; font-size: 1.15rem; letter-spacing: -.01em; color: var(--ink); text-decoration: none; }
.lamp {
  width: 22px; height: 22px; border-radius: 50%;
  background: radial-gradient(circle at 50% 40%, var(--dawn-bright), var(--dawn) 60%, transparent 72%);
  box-shadow: 0 0 16px 2px color-mix(in srgb, var(--dawn-bright) 60%, transparent);
  flex: none;
}
.topbar-spacer { flex: 1; }
.topnav { display: flex; gap: .3rem; }
.topnav a { color: var(--ink-soft); text-decoration: none; font-size: .92rem; font-weight: 500; padding: .35rem .6rem; border-radius: 8px; }
.topnav a:hover { color: var(--ink); background: var(--surface-2); }
@media (max-width: 860px) { .topnav { display: none; } }

.btn {
  font-family: var(--font-body); font-size: .9rem; font-weight: 600;
  border: none; cursor: pointer; border-radius: 9px; padding: .5rem .85rem;
  display: inline-flex; align-items: center; gap: .4rem; text-decoration: none;
}
.btn-crisis { background: var(--crisis-soft); color: var(--crisis); border: 1px solid color-mix(in srgb, var(--crisis) 30%, transparent); }
.btn-crisis:hover { background: color-mix(in srgb, var(--crisis-soft) 70%, var(--crisis) 12%); }
.btn-ghost { background: transparent; color: var(--ink-soft); border: 1px solid var(--line); }
.btn-ghost:hover { color: var(--ink); border-color: var(--ink-faint); }
.icon-btn { width: 38px; height: 38px; padding: 0; justify-content: center; }

/* ---------- hero ---------- */
.hero { padding: 4.5rem 0 3rem; position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; top: -12rem; right: -10rem; width: 34rem; height: 34rem;
  background: radial-gradient(circle, color-mix(in srgb, var(--dawn-bright) 22%, transparent), transparent 62%);
  pointer-events: none; z-index: 0;
}
.hero .wrap { position: relative; z-index: 1; }
.hero h1 { font-size: clamp(2.4rem, 6vw, 3.75rem); font-weight: 500; margin-bottom: 1.25rem; }
.hero h1 em { font-style: italic; color: var(--primary); }
.lede { font-size: 1.28rem; line-height: 1.5; color: var(--ink-soft); max-width: 34rem; }
.hero-meta { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 2rem; }
.chip {
  font-size: .82rem; font-weight: 600; color: var(--ink-soft);
  background: var(--surface); border: 1px solid var(--line); border-radius: 100px;
  padding: .38rem .8rem; display: inline-flex; align-items: center; gap: .4rem;
}
.chip .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--primary-bright); }
.chip .dot.dawn { background: var(--dawn-bright); }
.install-dock { margin-top: 1.75rem; display: flex; align-items: center; gap: .5rem .8rem; flex-wrap: wrap; }
.install-note { color: var(--ink-faint); font-size: .9rem; }
.btn-install {
  background: var(--primary-bright); color: var(--surface); border: none;
  padding: .6rem 1rem; font-size: .95rem; border-radius: 10px; box-shadow: var(--shadow);
}
.btn-install:hover { background: color-mix(in srgb, var(--primary-bright) 88%, #000); }
.btn-install svg { flex: none; }
.ios-steps {
  flex-basis: 100%; margin-top: .3rem; color: var(--ink-soft); font-size: .95rem;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: .7rem .9rem; display: flex; align-items: center; gap: .35rem; flex-wrap: wrap; max-width: 30rem;
}
.ios-steps svg { color: var(--primary); vertical-align: middle; }
.ios-steps strong { color: var(--ink); }

/* ---------- section frame ---------- */
section.block { padding: 3rem 0; scroll-margin-top: 72px; }
.sec-head { max-width: var(--measure); margin-bottom: 1.75rem; }
.sec-head h2 { font-size: clamp(1.7rem, 4vw, 2.25rem); margin-bottom: .6rem; }
.sec-head p { color: var(--ink-soft); font-size: 1.1rem; margin: 0; }

.divider { height: 1px; background: var(--line-soft); border: 0; margin: 0; }

/* ---------- cards ---------- */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.4rem 1.5rem; box-shadow: var(--shadow); }
.grid { display: grid; gap: 1rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 760px) { .grid-2 { grid-template-columns: 1fr; } }

.do-card h3 { font-size: 1.18rem; margin-bottom: .45rem; display: flex; align-items: baseline; gap: .5rem; }
.do-card h3 .n { font-family: var(--font-body); font-size: .78rem; font-weight: 700; color: var(--dawn); letter-spacing: .08em; }
.do-card p { color: var(--ink-soft); font-size: .98rem; margin: 0; }

/* ---------- prose panel ---------- */
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 2rem 2.2rem; box-shadow: var(--shadow); max-width: var(--measure); }
.panel p:last-child { margin-bottom: 0; }
.panel .pull { font-family: var(--font-display); font-size: 1.4rem; line-height: 1.35; color: var(--ink); font-style: italic; border-left: 3px solid var(--dawn); padding-left: 1.1rem; margin: 1.5rem 0; }
@media (max-width: 560px) { .panel { padding: 1.5rem 1.4rem; } .panel .pull { font-size: 1.22rem; } }
ul.plain { list-style: none; padding: 0; margin: 1rem 0 0; display: grid; gap: .7rem; }
ul.plain li { display: flex; gap: .7rem; align-items: flex-start; color: var(--ink-soft); }
ul.plain li::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--primary-bright); margin-top: .55rem; flex: none; }

/* ---------- decoder ---------- */
.search { display: flex; align-items: center; gap: .6rem; background: var(--surface); border: 1px solid var(--line); border-radius: 100px; padding: .55rem 1.1rem; max-width: var(--measure); box-shadow: var(--shadow); }
.search input { border: none; background: transparent; font-family: var(--font-body); font-size: 1.02rem; color: var(--ink); width: 100%; outline: none; }
.search svg { flex: none; color: var(--ink-faint); }
.decoder-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .7rem; margin-top: 1.2rem; }
@media (max-width: 720px) { .decoder-grid { grid-template-columns: 1fr; } }
.term { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: .95rem 1.1rem; }
.term .t { font-weight: 600; color: var(--ink); display: flex; align-items: baseline; gap: .5rem; flex-wrap: wrap; }
.term .t .say { font-size: .8rem; color: var(--dawn); font-weight: 600; font-style: italic; }
.term .d { color: var(--ink-soft); font-size: .95rem; margin-top: .2rem; }
.term.hidden { display: none; }
.no-results { color: var(--ink-faint); font-style: italic; padding: 1rem 0; }

/* ---------- milestones ---------- */
.mile-intro { max-width: var(--measure); margin-bottom: 1.5rem; color: var(--ink-soft); }
.miles { display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem; }
@media (max-width: 720px) { .miles { grid-template-columns: 1fr; } }
.mile { text-align: left; cursor: pointer; font-family: var(--font-body); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 1rem 1.1rem; display: flex; gap: .85rem; align-items: flex-start; transition: border-color .15s ease, background .15s ease, transform .1s ease; }
.mile:hover { border-color: var(--primary-bright); }
.mile:active { transform: scale(.99); }
.mile .tick { width: 24px; height: 24px; border-radius: 50%; border: 2px solid var(--line); flex: none; display: grid; place-items: center; margin-top: 1px; color: transparent; transition: all .15s ease; }
.mile .body { flex: 1; }
.mile .label { font-weight: 600; color: var(--ink); line-height: 1.3; }
.mile .when { font-size: .82rem; color: var(--ink-faint); margin-top: .25rem; min-height: 1.1em; }
.mile.done { background: var(--primary-soft); border-color: color-mix(in srgb, var(--primary-bright) 45%, transparent); }
.mile.done .tick { background: var(--primary-bright); border-color: var(--primary-bright); color: var(--surface); }
.mile.done .when { color: var(--primary); font-style: italic; }
.mile-note { margin-top: 1.2rem; font-size: .9rem; color: var(--ink-faint); max-width: var(--measure); }
.mile-reset { margin-top: .6rem; }

/* ---------- ward round checklist ---------- */
.checklist { display: grid; gap: .55rem; max-width: var(--measure); }
.check { display: flex; align-items: flex-start; gap: .75rem; cursor: pointer; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: .85rem 1rem; font-family: var(--font-body); text-align: left; color: var(--ink); transition: border-color .15s ease, background .15s ease; }
.check:hover { border-color: var(--dawn-bright); }
.check .box { width: 20px; height: 20px; border-radius: 6px; border: 2px solid var(--line); flex: none; margin-top: 2px; display: grid; place-items: center; color: transparent; transition: all .15s ease; }
.check.on { background: var(--dawn-soft); border-color: color-mix(in srgb, var(--dawn) 45%, transparent); }
.check.on .box { background: var(--dawn); border-color: var(--dawn); color: var(--surface); }
.check .q { line-height: 1.4; font-weight: 500; }

/* ---------- support ---------- */
#support { background: var(--surface-2); border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
.support-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .9rem; margin-top: 1.5rem; }
@media (max-width: 820px) { .support-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .support-grid { grid-template-columns: 1fr; } }
.org { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 1.1rem 1.2rem; text-decoration: none; display: block; box-shadow: var(--shadow); transition: transform .12s ease, box-shadow .12s ease; }
.org:hover { transform: translateY(-2px); box-shadow: var(--shadow-lift); }
.org .name { font-weight: 700; color: var(--ink); font-size: 1.02rem; }
.org .who { color: var(--ink-soft); font-size: .9rem; margin-top: .2rem; }
.org .contact { color: var(--primary); font-size: .88rem; font-weight: 600; margin-top: .6rem; font-variant-numeric: tabular-nums; }

.crisis-banner { background: var(--crisis-soft); border: 1px solid color-mix(in srgb, var(--crisis) 30%, transparent); border-radius: var(--radius); padding: 1.2rem 1.4rem; max-width: var(--measure); margin-bottom: 1.5rem; }
.crisis-banner strong { color: var(--crisis); }
.crisis-banner .lines { display: flex; flex-wrap: wrap; gap: .5rem 1.4rem; margin-top: .6rem; font-weight: 600; }
.crisis-banner .lines span { color: var(--ink); font-variant-numeric: tabular-nums; }
.crisis-banner a { color: inherit; }

/* ---------- disclaimer strip ---------- */
.safenote { display: flex; gap: .7rem; align-items: flex-start; max-width: var(--measure); color: var(--ink-soft); font-size: .92rem; background: var(--dawn-soft); border: 1px solid color-mix(in srgb, var(--dawn) 25%, transparent); border-radius: var(--radius-sm); padding: .9rem 1.1rem; margin-top: 1.5rem; }
.safenote svg { flex: none; color: var(--dawn); margin-top: 2px; }

/* ---------- footer ---------- */
footer { padding: 3.5rem 0 4rem; border-top: 1px solid var(--line-soft); }
.footer-card { max-width: var(--measure); }
.footer-card .sig { font-family: var(--font-display); font-style: italic; font-size: 1.25rem; color: var(--ink); line-height: 1.4; margin-bottom: 1rem; }
.foot-meta { color: var(--ink-faint); font-size: .88rem; margin-top: 1.5rem; }
.foot-meta a { color: var(--ink-soft); }

.concept-tag { display: inline-flex; align-items: center; gap: .45rem; font-size: .78rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--dawn); background: var(--dawn-soft); border: 1px solid color-mix(in srgb, var(--dawn) 25%, transparent); padding: .3rem .7rem; border-radius: 100px; margin-bottom: 1.5rem; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}