/* VitaminSweep — styles.css */

:root {
  --ink: #16301f;
  --ink-soft: #4a5f52;
  --ink-faint: #7c8d82;
  --paper: #fbfaf6;
  --card: #ffffff;
  --line: #e3e2d9;
  --ever: #14603c;
  --ever-dark: #0e472c;
  --ever-wash: #eaf3ec;
  --amber: #b4741a;
  --amber-wash: #fdf4e3;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(22, 48, 31, .05), 0 8px 24px -12px rgba(22, 48, 31, .18);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

/* `hidden` must beat component display rules (.notice/.grid/.card set display) */
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.2; letter-spacing: -.01em; margin: 0; }
h1 { font-size: clamp(2.1rem, 5.2vw, 3.4rem); }
h2 { font-size: clamp(1.5rem, 3.4vw, 2.1rem); }
h3 { font-size: 1.16rem; }
p { margin: 0; }
a { color: var(--ever); }

.wrap { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.narrow { width: min(760px, calc(100% - 40px)); margin: 0 auto; }
.center { text-align: center; }
.skip { position: absolute; left: -9999px; }

/* ---------- header ---------- */
.site-head {
  position: sticky; top: 0; z-index: 20;
  background: rgba(251, 250, 246, .92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: saturate(140%) blur(8px);
}
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; min-height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand-mark { width: 28px; height: 28px; flex: 0 0 28px; }
.brand-name { font-family: var(--serif); font-size: 1.3rem; font-weight: 600; letter-spacing: -.02em; }
.site-nav { display: flex; align-items: center; gap: 22px; }
.site-nav a { color: var(--ink-soft); text-decoration: none; font-size: .95rem; }
.site-nav a:hover { color: var(--ever); }

/* ---------- hero ---------- */
.hero { padding: 72px 0 20px; }
.kicker {
  display: inline-block; font-size: .78rem; font-weight: 600; letter-spacing: .1em;
  text-transform: uppercase; color: var(--ever);
  background: var(--ever-wash); padding: 6px 12px; border-radius: 999px; margin-bottom: 20px;
}
.lede { font-size: clamp(1.05rem, 2.1vw, 1.22rem); color: var(--ink-soft); margin-top: 18px; max-width: 34em; }
.hero .lede { margin-left: auto; margin-right: auto; }

/* ---------- finder ---------- */
.finder {
  margin-top: 40px; background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: 26px;
}
.finder-label { display: block; font-weight: 600; margin-bottom: 10px; }
textarea {
  width: 100%; min-height: 120px; resize: vertical; padding: 14px 16px;
  border: 1px solid var(--line); border-radius: 10px; background: var(--paper);
  font: inherit; color: var(--ink);
}
textarea:focus, select:focus, button:focus-visible, a:focus-visible {
  outline: 2px solid var(--ever); outline-offset: 2px;
}
.hint { font-size: .86rem; color: var(--ink-faint); margin-top: 8px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 6px; }
.chips-field { border: 0; margin: 0; padding: 0; }
.chip {
  border: 1px solid var(--line); background: var(--paper); color: var(--ink-soft);
  border-radius: 999px; padding: 7px 14px; font: inherit; font-size: .9rem; cursor: pointer;
}
.chip:hover { border-color: var(--ever); color: var(--ever); }
.chip[aria-pressed="true"] { background: var(--ever); border-color: var(--ever); color: #fff; }

.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 20px; }
.btn {
  font: inherit; font-weight: 600; cursor: pointer; border: 1px solid transparent;
  border-radius: 10px; padding: 13px 26px; background: var(--ever); color: #fff;
}
.btn:hover { background: var(--ever-dark); }
.btn:disabled { opacity: .6; cursor: default; }
.btn-quiet { background: transparent; color: var(--ink-soft); border-color: var(--line); }
.btn-quiet:hover { background: var(--paper); color: var(--ever); border-color: var(--ever); }

/* ---------- results ---------- */
.results { margin-top: 46px; }
.results-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 12px; margin-bottom: 6px; }
.answer { color: var(--ink-soft); margin-bottom: 22px; }
.notice {
  display: flex; gap: 12px; align-items: flex-start;
  background: var(--amber-wash); border: 1px solid #f0dcb8; color: #6b4711;
  border-radius: 10px; padding: 14px 16px; font-size: .94rem; margin-bottom: 22px;
}
.notice-icon {
  width: 20px; height: 20px; flex: 0 0 20px; margin-top: 2px; color: #8a5a12;
}
.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }

/* ---------- product card ---------- */
.card {
  display: flex; flex-direction: column; background: var(--card);
  border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow: hidden;
}
.card-top { display: flex; gap: 14px; padding: 20px 20px 0; }
.glyph {
  width: 52px; height: 52px; flex: 0 0 52px; border-radius: 12px;
  display: grid; place-items: center;
  font-family: var(--serif); font-size: 1.05rem; font-weight: 600; letter-spacing: .02em;
  color: var(--ever-dark); background: var(--ever-wash); border: 1px solid #d8e8dd;
}
.card-id { min-width: 0; }
.card-name { font-size: 1.1rem; margin-bottom: 3px; }
.card-meta { font-size: .82rem; color: var(--ink-faint); }
.card-body { padding: 14px 20px 0; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.card-summary { color: var(--ink-soft); font-size: .96rem; }
.card-why {
  background: var(--ever-wash); border-left: 3px solid var(--ever);
  border-radius: 0 8px 8px 0; padding: 10px 14px; font-size: .93rem; color: var(--ever-dark);
}
.card-why-label { display: block; font-size: .72rem; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; color: var(--ever); margin-bottom: 3px; }
.card-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-size: .76rem; color: var(--ink-faint); background: var(--paper); border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; }
.card-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 18px 20px 20px; margin-top: 4px;
}
.qty { font-size: .85rem; color: var(--ink-soft); font-weight: 600; }
.variant-box { display: flex; flex-direction: column; gap: 10px; width: 100%; }
.variant-row { display: flex; flex-wrap: wrap; gap: 8px; }
.variant-row .buy { padding: 9px 14px; font-size: .88rem; }
.buy {
  display: inline-block; padding: 10px 20px; border-radius: 10px;
  background: var(--ever); color: #fff; text-decoration: none; font-weight: 600; font-size: .95rem;
}
.buy:hover { background: var(--ever-dark); }

/* ---------- sections ---------- */
section.band { padding: 68px 0; }
.band-alt { background: #f4f3ec; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 44em; margin-bottom: 34px; }
.section-head p { color: var(--ink-soft); margin-top: 12px; }
.steps { display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); margin-top: 8px; }
.step { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.step-num { font-family: var(--serif); font-size: 1.6rem; color: var(--ever); }
.step h3 { margin: 6px 0 8px; }
.step p { color: var(--ink-soft); font-size: .95rem; }

.fineprint { font-size: .86rem; color: var(--ink-faint); line-height: 1.65; }
.fineprint strong { color: var(--ink-soft); }

/* ---------- footer ---------- */
.site-foot { border-top: 1px solid var(--line); background: #f4f3ec; padding: 44px 0 40px; margin-top: 0; }
.foot-grid { display: flex; flex-wrap: wrap; gap: 30px; justify-content: space-between; align-items: flex-start; }
.foot-links { display: flex; flex-wrap: wrap; gap: 18px; }
.foot-links a { color: var(--ink-soft); text-decoration: none; font-size: .92rem; }
.foot-links a:hover { color: var(--ever); }
.foot-disc { margin-top: 26px; max-width: 60em; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

@media (max-width: 620px) {
  .hero { padding: 48px 0 12px; }
  .finder { padding: 20px; }
  .site-nav { gap: 16px; }
  .brand-name { font-size: 1.15rem; }
}

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