/* ============================================================
   Niggly Stuff: First 90 Days
   Reuses the main directory's design system (tokens, type, shape)
   so this tool feels of a piece with nigglystuff.co.uk.
   ============================================================ */

:root {
  /* --- Brand primitives --- */
  --navy:    #0A2540;
  --blue:    #1D5C96;
  --violet:  #635BFF;

  /* --- Semantic tokens (light) --- */
  --canvas:     #FBFCFD;
  --surface:    #FFFFFF;
  --surface-2:  #F4F7FA;
  --ink:        #0A2540;
  --ink-soft:   #43546A;   /* AA for body */
  --ink-faint:  #66788B;   /* AA for small text */
  --line:       #E4EAF0;
  --line-soft:  #EEF2F6;
  --accent:     var(--blue);
  --accent-2:   var(--violet);
  --on-accent:  #FFFFFF;
  --focus:      var(--violet);

  --grad: linear-gradient(135deg, var(--blue) 0%, var(--violet) 100%);

  /* --- Type --- */
  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body:    "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono:    "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  /* --- Shape & depth --- */
  --radius:    14px;
  --radius-lg: 20px;
  --radius-pill: 999px;
  --shadow-sm: 0 1px 2px rgba(10,37,64,0.06), 0 1px 3px rgba(10,37,64,0.05);
  --shadow-md: 0 6px 20px -8px rgba(10,37,64,0.16), 0 2px 6px rgba(10,37,64,0.05);
  --shadow-lg: 0 20px 48px -20px rgba(10,37,64,0.28);

  --wrap: 880px;
  --header-h: 60px;
}

/* ---------- Reset-ish ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--canvas);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
h1, h2, h3, p, dl, dd, legend, fieldset { margin: 0; }
fieldset { border: 0; padding: 0; min-width: 0; }
ul { margin: 0; padding: 0; list-style: none; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img, svg { max-width: 100%; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

/* ---------- A11y ---------- */
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--navy); color: #fff; padding: 10px 16px; border-radius: 0 0 10px 0; font-weight: 600;
}
.skip-link:focus { left: 0; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 6px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-body); font-weight: 600; font-size: 0.95rem;
  border-radius: var(--radius-pill); padding: 12px 22px; cursor: pointer; border: 1px solid transparent;
  transition: transform 0.06s ease, box-shadow 0.16s ease, background 0.16s ease, color 0.16s ease;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn--primary { background: var(--grad); color: var(--on-accent); box-shadow: var(--shadow-md); }
.btn--primary:hover:not(:disabled) { box-shadow: var(--shadow-lg); }
.btn--ghost { background: var(--surface); color: var(--ink); border-color: var(--line); box-shadow: var(--shadow-sm); }
.btn--ghost:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); text-decoration: none; }
.btn--block { width: 100%; margin-top: 8px; }
.btn--sm { padding: 8px 16px; font-size: 0.85rem; }

/* ---------- Header ---------- */
.hdr { background: transparent; }
.hdr__inner { display: flex; align-items: center; justify-content: space-between; min-height: var(--header-h); gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--ink); }
.brand:hover { text-decoration: none; }
.brand__name { font-family: var(--font-display); font-weight: 600; font-size: 1.3rem; letter-spacing: -0.01em; }
.brand__name span { color: var(--blue); font-weight: 700; }
.hdr__nav a { color: var(--ink-soft); font-weight: 500; font-size: 0.9rem; }
.hdr__nav a:hover { color: var(--ink); }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; }
.hero__bg {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(58% 50% at 88% -5%, rgba(99,91,255,0.12), transparent 70%),
    radial-gradient(46% 42% at -5% 8%, rgba(29,92,150,0.10), transparent 70%);
}
.hero__bg::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(10,37,64,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10,37,64,0.045) 1px, transparent 1px);
  background-size: 34px 34px;
  -webkit-mask-image: radial-gradient(70% 60% at 70% 0%, #000 0%, transparent 75%);
          mask-image: radial-gradient(70% 60% at 70% 0%, #000 0%, transparent 75%);
}
.hero__inner { position: relative; z-index: 1; padding: 36px 24px 30px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.72rem; text-transform: uppercase; font-weight: 600; letter-spacing: 0.08em;
  color: var(--accent); background: var(--surface); border: 1px solid var(--line);
  padding: 6px 12px; border-radius: var(--radius-pill); box-shadow: var(--shadow-sm);
}
.hero__title {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(2.1rem, 5.2vw, 3.2rem); line-height: 1.08; letter-spacing: -0.025em;
  margin-top: 18px; max-width: 16ch;
}
.hero__title em { font-style: normal; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__lines { margin-top: 20px; display: grid; gap: 10px; max-width: 62ch; }
.hero__lines p { font-size: 1.02rem; color: var(--ink-soft); }
.hero__lines strong { color: var(--ink); font-weight: 600; }

/* ---------- Panels ---------- */
.panel { padding: 26px 0 40px; }
.section-h { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.4rem, 3.5vw, 1.9rem); letter-spacing: -0.02em; }
.section-sub { margin-top: 8px; color: var(--ink-soft); font-size: 0.96rem; max-width: 60ch; }

.card-lg {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: clamp(22px, 4vw, 34px); box-shadow: var(--shadow-sm);
}

/* ---------- Form ---------- */
.field { margin-top: 22px; }
.field:first-of-type { margin-top: 24px; }
.field__label { display: block; font-weight: 600; font-size: 0.92rem; color: var(--ink); margin-bottom: 9px; }
.field__hint { margin-top: 7px; font-size: 0.8rem; color: var(--ink-faint); }
.field__input {
  width: 100%; font: inherit; font-size: 1rem; color: var(--ink);
  background: var(--surface); border: 1.5px solid var(--line); border-radius: var(--radius);
  padding: 12px 14px; transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.field__input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(29,92,150,0.14); }
.field__input--hidden { display: none; margin-top: 10px; }
select.field__input { appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2366788B' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat; background-position: right 14px center; padding-right: 40px; }

.field-grid { display: grid; grid-template-columns: 1fr; gap: 0; }
@media (min-width: 620px) { .field-grid { grid-template-columns: 1fr 1fr; gap: 22px; } }

.radio-row { display: flex; flex-wrap: wrap; gap: 10px; }
.radio {
  display: inline-flex; align-items: center; gap: 9px; cursor: pointer;
  border: 1.5px solid var(--line); border-radius: var(--radius); padding: 11px 16px;
  background: var(--surface); font-size: 0.95rem; transition: border-color 0.14s, background 0.14s;
  flex: 1 1 auto; min-height: 46px;
}
.radio:hover { border-color: var(--accent); }
.radio input { accent-color: var(--blue); width: 18px; height: 18px; flex: none; }
.radio:has(input:checked) { border-color: var(--accent); background: rgba(29,92,150,0.06); font-weight: 600; }

.form-error { margin-top: 18px; color: #9B2C2C; font-size: 0.9rem; font-weight: 600; background: rgba(155,44,44,0.07); border: 1px solid rgba(155,44,44,0.2); border-radius: var(--radius); padding: 12px 14px; }
.form-consent { margin-top: 14px; font-size: 0.78rem; color: var(--ink-faint); text-align: center; }

/* ---------- Results ---------- */
.results__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.results__actions { margin-top: 20px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.results__status { font-size: 0.88rem; color: var(--ink-soft); }
.results__status.is-error { color: #9B2C2C; }
.results__status.is-ok { color: #1E7A46; }
.results__note { margin-top: 10px; font-size: 0.8rem; color: var(--ink-faint); max-width: 60ch; }

.day-section { margin-top: 26px; }
.day-section__bar {
  background: var(--navy); color: #fff; border-radius: var(--radius) var(--radius) 0 0;
  padding: 13px 18px;
}
.day-section__label { font-family: var(--font-mono); font-weight: 600; font-size: 0.95rem; letter-spacing: 0.04em; text-transform: uppercase; }
.day-section__subtitle { font-size: 0.85rem; opacity: 0.85; margin-top: 2px; }
.day-section__items {
  border: 1px solid var(--line); border-top: none; border-radius: 0 0 var(--radius) var(--radius);
  overflow: hidden; background: var(--surface);
}

.check-item { display: flex; gap: 14px; padding: 16px 18px; border-top: 1px solid var(--line-soft); }
.check-item:first-child { border-top: none; }
.check-item__box { flex: none; margin-top: 2px; }
.check-item__box input { width: 20px; height: 20px; accent-color: var(--blue); cursor: pointer; }
.check-item__body { flex: 1; min-width: 0; }
.check-item__title-row { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.check-item__title { font-weight: 600; font-size: 1rem; color: var(--ink); }
.check-item__deadline {
  flex: none; font-family: var(--font-mono); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.02em;
  color: var(--accent); background: rgba(29,92,150,0.08); border-radius: var(--radius-pill); padding: 3px 11px; white-space: nowrap;
}
.check-item__text { margin-top: 5px; font-size: 0.92rem; color: var(--ink-soft); line-height: 1.5; }
.check-item__why { margin-top: 6px; font-size: 0.86rem; color: var(--accent); font-style: italic; }
.check-item__why strong { font-style: normal; font-weight: 600; }
.check-item input:checked ~ .check-item__body .check-item__title { text-decoration: line-through; color: var(--ink-faint); }

/* ---------- Escalation ---------- */
.escalation { margin-top: 34px; background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: clamp(20px, 4vw, 30px); }
.escalation__h { font-family: var(--font-display); font-weight: 600; font-size: 1.2rem; margin-bottom: 10px; }
.escalation p { color: var(--ink-soft); font-size: 0.95rem; }
.escalation__list { margin: 14px 0; display: grid; gap: 10px; }
.escalation__list li { font-size: 0.93rem; color: var(--ink-soft); padding-left: 18px; position: relative; }
.escalation__list li::before { content: ""; position: absolute; left: 0; top: 9px; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.escalation__list strong { color: var(--ink); }
.disclaimer { margin-top: 16px; font-size: 0.8rem; color: var(--ink-faint); border-top: 1px solid var(--line); padding-top: 14px; }

/* ---------- Footer ---------- */
.ftr { border-top: 1px solid var(--line); padding: 24px 0; background: var(--canvas); margin-top: 20px; }
.ftr__inner { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; color: var(--ink-faint); font-size: 0.86rem; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 20px); max-width: calc(100% - 32px);
  background: var(--navy); color: #fff; font-weight: 600; font-size: 0.92rem; text-align: center;
  padding: 13px 20px; border-radius: 10px; box-shadow: var(--shadow-lg); opacity: 0; pointer-events: none; z-index: 60;
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.toast--show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- Motion preferences ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}