/* Storewalk — grounded, mission-driven skin (ViableFood register) over a
   one-thing-at-a-time flow (Lemonade structure). System fonts only, no build. */

:root {
  --bg: #f4f1ea;
  --surface: #ffffff;
  --ink: #1f2a26;
  --muted: #6b756f;
  --line: #e5e0d4;
  --green: #2e5d4e;
  --green-dark: #244a3e;
  --green-soft: #e9f0ec;
  --amber: #a9741c;
  --amber-soft: #f6edda;
  --red: #a83a2e;
  --red-soft: #f5e4e0;
  --radius: 16px;
  --shadow: 0 1px 2px rgba(31, 42, 38, .04), 0 8px 30px rgba(31, 42, 38, .06);
  --serif: "Iowan Old Style", Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 560px;
  margin: 0 auto;
  padding: 24px 20px 80px;
}
.wrap--narrow { max-width: 500px; }

/* Header */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  max-width: 560px; margin: 0 auto; padding: 20px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand .mark {
  width: 30px; height: 30px; border-radius: 9px; background: var(--green);
  color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 15px;
}
.brand .name { font-family: var(--serif); font-size: 20px; font-weight: 600; letter-spacing: -.01em; }
.topbar a.subtle { color: var(--muted); text-decoration: none; font-size: 14px; }
.topbar a.subtle:hover { color: var(--green); }

/* Cards */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px;
}
.card + .card { margin-top: 16px; }

h1, h2, h3 { font-family: var(--serif); font-weight: 600; letter-spacing: -.015em; margin: 0; }
h1 { font-size: 27px; line-height: 1.2; }
.lead { color: var(--muted); font-size: 16px; margin-top: 8px; }
.eyebrow { text-transform: uppercase; letter-spacing: .08em; font-size: 12px; font-weight: 600; color: var(--green); margin-bottom: 12px; }

/* Prompt */
.prompt-text { font-family: var(--serif); font-size: 24px; line-height: 1.3; margin: 6px 0 22px; }
.leg-tag {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .06em;
  color: var(--muted);
}
.leg-tag .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); }

/* Progress */
.progress { height: 6px; background: var(--line); border-radius: 99px; overflow: hidden; margin-bottom: 4px; }
.progress > span { display: block; height: 100%; background: var(--green); border-radius: 99px; transition: width .3s ease; }
.progress-meta { display: flex; justify-content: space-between; font-size: 13px; color: var(--muted); margin-bottom: 20px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: inherit; font-weight: 600; cursor: pointer;
  padding: 14px 20px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--surface); color: var(--ink); text-decoration: none;
  transition: transform .04s ease, background .15s ease, border-color .15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--green); border-color: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-dark); }
.btn-block { width: 100%; }
.btn-lg { padding: 16px 22px; font-size: 16px; }

/* Choice stack (one-tap answers) */
.choices { display: grid; gap: 10px; }
.choices .btn { justify-content: flex-start; padding: 16px 18px; font-size: 16px; }
.choices .btn .hint { margin-left: auto; color: var(--muted); font-weight: 500; font-size: 13px; }
.choice-yes:hover { border-color: var(--green); background: var(--green-soft); }
.choice-no:hover { border-color: var(--amber); background: var(--amber-soft); }

/* Tier options (landing) */
.tier { display: grid; gap: 12px; margin-top: 16px; }
.tier button {
  text-align: left; display: flex; flex-direction: column; align-items: flex-start; gap: 2px;
  padding: 18px 20px;
}
.tier button .t { font-family: var(--serif); font-size: 18px; font-weight: 600; }
.tier button .m { color: var(--muted); font-size: 14px; }
.tier button:hover { border-color: var(--green); background: var(--green-soft); }

/* Inputs */
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; }
input[type=text], input[type=number], textarea, select {
  width: 100%; font: inherit; padding: 13px 14px; border: 1px solid var(--line);
  border-radius: 11px; background: #fff; color: var(--ink);
}
textarea { min-height: 84px; resize: vertical; }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--green); outline-offset: 1px; border-color: var(--green); }
.input-prefix { position: relative; }
.input-prefix .sym { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--muted); }
.input-prefix input { padding-left: 28px; }
.note-toggle { background: none; border: none; color: var(--green); font: inherit; font-weight: 600; cursor: pointer; padding: 4px 0; }
.hidden { display: none; }

/* Confidence segmented control */
.seg { display: flex; gap: 8px; margin-top: 6px; }
.seg label {
  flex: 1; text-align: center; padding: 10px; border: 1px solid var(--line);
  border-radius: 10px; cursor: pointer; font-size: 14px; font-weight: 600; color: var(--muted);
}
.seg input { position: absolute; opacity: 0; }
.seg input:checked + span { color: var(--green); }
.seg label:has(input:checked) { border-color: var(--green); background: var(--green-soft); color: var(--green); }

/* Pills / severity */
.pill { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; padding: 3px 10px; border-radius: 99px; }
.pill.red { background: var(--red-soft); color: var(--red); }
.pill.yellow { background: var(--amber-soft); color: var(--amber); }
.pill.green { background: var(--green-soft); color: var(--green); }
.pill.safety { background: #e7eef5; color: #2c5578; }

/* Summary */
.metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 18px 0; }
.metric { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.metric .k { font-size: 13px; color: var(--muted); }
.metric .v { font-family: var(--serif); font-size: 26px; font-weight: 600; margin-top: 2px; }
.metric .v small { font-size: 14px; color: var(--muted); font-family: var(--sans); }
.note-body { white-space: pre-wrap; font-size: 15.5px; line-height: 1.6; }
.divider { height: 1px; background: var(--line); margin: 22px 0; }
.issue-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.issue-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 14.5px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; }
.source-tag { font-size: 12px; color: var(--muted); }

/* Callout */
.callout { background: var(--green-soft); border: 1px solid #cfe0d6; border-radius: 12px; padding: 14px 16px; font-size: 14.5px; }
.callout.amber { background: var(--amber-soft); border-color: #ecd9b0; }

.flash { background: var(--green-soft); border: 1px solid #cfe0d6; color: var(--green-dark); padding: 12px 16px; border-radius: 11px; margin-bottom: 16px; font-size: 14px; }
.footnote { color: var(--muted); font-size: 13px; margin-top: 20px; text-align: center; }
.stack-actions { display: grid; gap: 10px; margin-top: 20px; }
.row { display: flex; gap: 10px; flex-wrap: wrap; }
.muted { color: var(--muted); }