:root {
  --bg: #FAF6EE;
  --surface: #FFFFFF;
  --surface-2: #F1E9D8;
  --ink: #241F2E;
  --ink-soft: #675E72;
  --line: #E3D9C2;
  --plum: #3B2F4D;
  --plum-strong: #241A33;
  --gold: #A8791D;
  --gold-bg: #F2E4C4;
  --sage: #45613F;
  --sage-bg: #DEE8D6;
  --danger: #9A3B2E;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1C1822;
    --surface: #26202E;
    --surface-2: #2E2738;
    --ink: #F3EEE6;
    --ink-soft: #C3BAC9;
    --line: #3E3548;
    --plum: #B9A3DE;
    --plum-strong: #D7C7F0;
    --gold: #E3C565;
    --gold-bg: #3A3222;
    --sage: #8FB58B;
    --sage-bg: #27331F;
    --danger: #E3938A;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Work Sans', sans-serif;
}

h1, h2, h3 { font-family: 'Fraunces', serif; color: var(--plum); margin: 0; }

/* ---------- shared header / nav ---------- */

.toolkit-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 560px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 0;
}
.toolkit-header.wide { max-width: 760px; }
.toolkit-header .brand {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--plum);
  text-decoration: none;
}
.toolkit-header nav { display: flex; gap: 1.5rem; }
.toolkit-header nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  padding-bottom: 0.3rem;
  border-bottom: 2px solid transparent;
}
.toolkit-header nav a:hover { color: var(--plum); }
.toolkit-header nav a.active { color: var(--plum); border-bottom-color: var(--gold); }

/* ---------- shared page layout ---------- */

.wrap { max-width: 560px; margin: 0 auto; padding: 2rem 1.25rem 4rem; }
.wrap.wide { max-width: 760px; }

.hero { margin-bottom: 2rem; text-align: left; }
.hero .kicker { font-size: 0.85rem; color: var(--gold); font-weight: 600; margin: 0 0 0.4rem; }
.hero h1 { font-size: clamp(1.7rem, 4vw, 2.4rem); font-weight: 500; line-height: 1.18; max-width: 22ch; }
.hero p { color: var(--ink-soft); max-width: 48ch; margin: 0.9rem 0 0; line-height: 1.6; }

/* ---------- landing page tool cards ---------- */

.tool-grid { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.tool-card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.6rem 1.85rem;
  text-decoration: none;
  color: inherit;
}
.tool-card:hover { border-color: var(--plum); }
.tool-card h2 { font-size: 1.3rem; font-weight: 500; margin-bottom: 0.4rem; }
.tool-card p { color: var(--ink-soft); font-size: 0.92rem; line-height: 1.55; margin: 0; }
.tool-card .cta { display: inline-block; margin-top: 0.9rem; font-size: 0.85rem; font-weight: 600; color: var(--gold); }

/* ---------- card / form primitives ---------- */

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.75rem;
  margin-bottom: 1.25rem;
}

.field { margin-bottom: 1.2rem; }
.field label { display: block; font-size: 0.88rem; font-weight: 600; margin-bottom: 0.4rem; color: var(--ink); }
.field .hint { font-weight: 400; color: var(--ink-soft); font-size: 0.8rem; margin-left: 0.3rem; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

input[type="text"], input[type="number"], input[type="time"], select, textarea {
  width: 100%;
  font-family: 'Work Sans', sans-serif;
  font-size: 0.95rem;
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
}
textarea { min-height: 70px; resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--plum);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--plum) 18%, transparent);
}

.choice-group { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.choice {
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  font-size: 0.85rem;
  cursor: pointer;
  user-select: none;
}
.choice.selected { background: var(--plum); border-color: var(--plum); color: var(--surface); }

.error-msg { color: var(--danger); font-size: 0.82rem; margin: -0.3rem 0 1rem; display: none; }
.error-msg.show { display: block; }

button {
  font-family: 'Work Sans', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: 999px;
  padding: 0.7rem 1.5rem;
  cursor: pointer;
  border: none;
}
.btn-primary { background: var(--plum); color: var(--surface); }
.btn-primary:hover { background: var(--plum-strong); }
.btn-ghost { background: transparent; color: var(--ink-soft); border: 1px solid var(--line); }
.btn-ghost:hover { border-color: var(--plum); color: var(--plum); }
.btn-ghost:disabled { opacity: 0.4; cursor: default; }

/* the calculator's submit button fills its card; scoped so other pages' */
/* pill-shaped buttons are unaffected */
#calcForm .btn-primary { width: 100%; padding: 0.85rem 1.5rem; }

/* ---------- assessment: progress + steps ---------- */

.progress { display: flex; gap: 0.5rem; margin-bottom: 2rem; }
.progress .dot { flex: 1; height: 4px; border-radius: 2px; background: var(--line); }
.progress .dot.done, .progress .dot.active { background: var(--gold); }
.step-label { font-size: 0.85rem; color: var(--ink-soft); margin: -1.4rem 0 1.8rem; }
.step { display: none; }
.step.visible { display: block; }
.step h2 { font-size: 1.4rem; font-weight: 500; margin-bottom: 0.3rem; }
.step .sub { color: var(--ink-soft); font-size: 0.92rem; margin: 0 0 1.5rem; line-height: 1.5; }

.nav-row { display: flex; justify-content: space-between; margin-top: 1.75rem; }

.review-list { list-style: none; padding: 0; margin: 0; }
.review-list li { padding: 0.5rem 0; border-bottom: 1px solid var(--line); font-size: 0.88rem; display: flex; justify-content: space-between; gap: 1rem; }
.review-list li span:first-child { color: var(--ink-soft); }
.review-list li span:last-child { text-align: right; font-weight: 500; }

/* ---------- assessment: results ---------- */

#results { display: none; }
.results-head { margin-bottom: 1.5rem; }
.tabs { display: flex; gap: 0.5rem; margin-bottom: 1.5rem; border-bottom: 1px solid var(--line); }
.tab-btn { background: none; border: none; border-bottom: 2px solid transparent; padding: 0.7rem 0.3rem; margin-right: 1rem; font-size: 0.95rem; color: var(--ink-soft); border-radius: 0; font-weight: 600; }
.tab-btn.active { color: var(--plum); border-bottom-color: var(--gold); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

.day-card { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 1.1rem 1.3rem; margin-bottom: 0.9rem; }
.day-card h3 { font-size: 1rem; color: var(--gold); font-weight: 600; margin-bottom: 0.6rem; font-family: 'Work Sans', sans-serif; }
.meal-row { display: flex; gap: 0.6rem; margin-bottom: 0.45rem; font-size: 0.9rem; line-height: 1.4; }
.meal-row .tag { flex-shrink: 0; width: 72px; color: var(--ink-soft); font-size: 0.78rem; padding-top: 0.1rem; }
.meal-row .name { font-weight: 500; }

.shop-cat { margin-bottom: 1.5rem; }
.shop-cat h3 { font-family: 'Work Sans', sans-serif; font-size: 0.95rem; color: var(--sage); background: var(--sage-bg); display: inline-block; padding: 0.3rem 0.8rem; border-radius: 6px; margin-bottom: 0.7rem; }
.shop-item { display: flex; justify-content: space-between; padding: 0.4rem 0; border-bottom: 1px solid var(--line); font-size: 0.92rem; }
.shop-item .qty { color: var(--ink-soft); }

.w-day { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 1.1rem 1.3rem; margin-bottom: 0.9rem; }
.w-day .wd-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 0.6rem; }
.w-day h3 { font-family: 'Work Sans', sans-serif; font-size: 1rem; font-weight: 600; color: var(--plum); }
.w-day .rest { color: var(--ink-soft); font-style: italic; font-size: 0.9rem; }
.w-day .meta { font-size: 0.78rem; color: var(--gold); background: var(--gold-bg); padding: 0.15rem 0.6rem; border-radius: 6px; }
.ex-row { font-size: 0.9rem; padding: 0.25rem 0; display: flex; justify-content: space-between; }
.ex-row .reps { color: var(--ink-soft); }

.note-box { background: var(--surface-2); border-radius: 10px; padding: 0.9rem 1.1rem; font-size: 0.85rem; color: var(--ink-soft); line-height: 1.55; margin-top: 1.5rem; }
.foot-actions { display: flex; justify-content: space-between; align-items: center; margin-top: 2rem; }
.foot-actions .small { font-size: 0.8rem; color: var(--ink-soft); }

/* ---------- calculator: results ---------- */

.results .result-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; margin-bottom: 1.25rem; }
.result-label { font-size: 0.8rem; color: var(--ink-soft); margin: 0 0 0.3rem; }
.result-big { font-family: 'Fraunces', serif; font-size: 2.4rem; color: var(--plum); margin: 0; }
.result-sub { font-size: 0.95rem; font-weight: 500; margin: 0; text-align: right; }

.warning-box { background: var(--gold-bg); color: var(--ink); border-radius: 10px; padding: 0.75rem 1rem; font-size: 0.85rem; margin-bottom: 1.25rem; line-height: 1.5; }

#mealList { margin-bottom: 1.25rem; }
.calc-meal-row { display: flex; justify-content: space-between; align-items: center; padding: 0.6rem 0; border-bottom: 1px solid var(--line); font-size: 0.92rem; }
.calc-meal-row .meal-name { font-weight: 500; }
.calc-meal-row .meal-time { color: var(--ink-soft); font-size: 0.85rem; }
.calc-meal-row .meal-grams { background: var(--sage-bg); color: var(--sage); padding: 0.25rem 0.7rem; border-radius: 999px; font-size: 0.85rem; font-weight: 600; }

.disclaimer { font-size: 0.8rem; color: var(--ink-soft); line-height: 1.55; margin: 0; }

/* ---------- passcode gate ---------- */

.gate-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
.gate-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 2rem;
  max-width: 360px;
  width: 100%;
}
.gate-card h2 { font-size: 1.3rem; font-weight: 500; margin-bottom: 0.5rem; }
.gate-card .sub { color: var(--ink-soft); font-size: 0.9rem; line-height: 1.5; margin: 0 0 1.25rem; }
.gate-card .btn-primary { width: 100%; }
.gate-input-wrap { position: relative; }
.gate-input-wrap input { padding-right: 3.5rem; }
.gate-toggle {
  position: absolute;
  right: 0.4rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.3rem 0.5rem;
  cursor: pointer;
}
.gate-toggle:hover { color: var(--plum); }