/* =========================================================
   Design Review Case Study — /services/design-review-case-study/
   Learning Rewired Lab · Services proof asset
   ========================================================= */

.dr-page {
  --ink: #07111f;
  --navy: #0d2138;
  --gold: #e0a93f;
  --gold-deep: #9a6a04;
  --gold-soft: #f4d58a;
  --cyan: #16b8d9;
  --paper: #f7fbfc;
  --cream: #fdf7ec;
  --line: #e6ebf1;
  --muted: #475569;
  margin: 0;
  background: #fff;
  color: #0f172a;
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
.dr-page *, .dr-page *::before, .dr-page *::after { box-sizing: border-box; }
.dr-shell { width: min(1120px, calc(100% - 52px)); margin: 0 auto; }
.dr-narrow { width: min(760px, calc(100% - 52px)); margin: 0 auto; }

.dr-kicker { margin: 0; color: var(--gold-deep); font-size: 11.5px; font-weight: 850; letter-spacing: .16em; text-transform: uppercase; }
.dr-section { padding: 78px 0; }
.dr-h2 { margin: 14px 0 0; color: var(--ink); font-size: 38px; font-weight: 900; line-height: 1.07; letter-spacing: -.04em; text-wrap: balance; }
.dr-lead { margin: 18px 0 0; color: var(--muted); font-size: 17.5px; line-height: 1.62; }
.dr-page p { text-wrap: pretty; }

/* ---------- hero ---------- */
.dr-hero {
  position: relative;
  padding: 66px 0 74px;
  background:
    radial-gradient(52% 78% at 92% 6%, rgba(224,169,63,.16), transparent 62%),
    linear-gradient(180deg, #fff, var(--paper));
  border-bottom: 1px solid var(--line);
}
.dr-pill {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 7px 15px;
  border: 1px solid rgba(224,169,63,.4);
  border-radius: 999px;
  background: rgba(224,169,63,.08);
  color: var(--gold-deep);
  font-size: 11px; font-weight: 850; letter-spacing: .15em; text-transform: uppercase;
}
.dr-pill::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--gold); }
.dr-hero h1 {
  max-width: 900px;
  margin: 22px 0 0;
  color: var(--ink);
  font-size: clamp(40px, 5vw, 60px);
  font-weight: 900; line-height: 1.0; letter-spacing: -.05em;
}
.dr-hero__lead { max-width: 640px; margin: 24px 0 0; color: var(--muted); font-size: 18.5px; line-height: 1.6; }

.dr-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 44px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--line);
  overflow: hidden;
  box-shadow: 0 14px 34px rgba(15,23,42,.06);
}
.dr-meta > div { display: flex; flex-direction: column; gap: 7px; padding: 22px 24px; background: #fff; }
.dr-meta dt { color: #94a3b8; font-size: 10.5px; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
.dr-meta dd { margin: 0; color: var(--ink); font-size: 15px; font-weight: 800; letter-spacing: -.015em; line-height: 1.35; }

/* ---------- the request ---------- */
.dr-request { background: var(--paper); border-bottom: 1px solid var(--line); }
.dr-artifacts { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 38px; }
.dr-artifact {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(15,23,42,.05);
}
.dr-artifact__tag { display: block; color: var(--gold-deep); font-size: 10.5px; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.dr-artifact h3 { margin: 12px 0 0; color: var(--ink); font-size: 21px; font-weight: 850; letter-spacing: -.025em; }
.dr-artifact p { margin: 11px 0 0; color: var(--muted); font-size: 14.5px; line-height: 1.6; }
.dr-artifact__status {
  display: inline-flex; align-items: center; gap: 7px;
  margin-top: 18px; padding: 5px 11px;
  border-radius: 999px;
  font-size: 11.5px; font-weight: 800;
}
.dr-artifact__status--proto { color: var(--gold-deep); background: rgba(224,169,63,.14); border: 1px solid rgba(224,169,63,.3); }
.dr-artifact__status--live { color: #0f766e; background: rgba(20,184,166,.1); border: 1px solid rgba(20,184,166,.28); }

.dr-asks { margin-top: 34px; padding: 26px 28px; border: 1px solid var(--line); border-left: none; border-radius: 20px; background: var(--cream); }
.dr-asks p { margin: 0; color: var(--gold-deep); font-size: 11px; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
.dr-asks ol { margin: 14px 0 0; padding-left: 22px; display: grid; gap: 9px; }
.dr-asks li { color: var(--ink); font-size: 16.5px; font-weight: 650; line-height: 1.5; }

/* ---------- observations ---------- */
.dr-obs-list { display: grid; gap: 18px; margin-top: 42px; }
.dr-obs {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 26px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(15,23,42,.05);
}
.dr-obs__num {
  display: grid; place-items: center;
  width: 52px; height: 52px;
  border-radius: 15px;
  border: 1px solid rgba(224,169,63,.32);
  background: rgba(224,169,63,.12);
  color: var(--gold-deep);
  font-size: 16px; font-weight: 900; letter-spacing: -.02em;
}
.dr-obs h3 { margin: 0; color: var(--ink); font-size: 23px; font-weight: 850; line-height: 1.22; letter-spacing: -.03em; }
.dr-obs__rows { display: grid; gap: 14px; margin-top: 20px; }
.dr-obs__row { display: grid; grid-template-columns: 116px 1fr; gap: 18px; align-items: baseline; }
.dr-obs__row > dt { color: #94a3b8; font-size: 10.5px; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.dr-obs__row > dd { margin: 0; color: var(--muted); font-size: 15.5px; line-height: 1.6; }
.dr-obs__row--move > dd { color: var(--ink); font-weight: 650; }
.dr-obs__row--move > dt { color: var(--gold-deep); }

/* ---------- what changed ---------- */
.dr-changed {
  background:
    radial-gradient(66% 108% at 100% 0%, rgba(224,169,63,.12), transparent 60%),
    linear-gradient(160deg, var(--ink), var(--navy));
  color: #fff;
}
.dr-changed .dr-kicker { color: var(--gold-soft); }
.dr-changed .dr-h2 { color: #fff; }
.dr-changed .dr-lead { color: rgba(226,242,247,.72); max-width: 700px; }
.dr-changes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 42px; }
.dr-change { padding: 26px; border: 1px solid rgba(255,255,255,.12); border-radius: 22px; background: rgba(255,255,255,.05); }
.dr-change strong { display: block; color: #fff; font-size: 17px; font-weight: 850; letter-spacing: -.02em; }
.dr-change span { display: block; margin-top: 10px; color: rgba(226,242,247,.68); font-size: 14.5px; line-height: 1.6; }

/* ---------- quote ---------- */
.dr-quote { padding: 82px 0; background: var(--cream); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.dr-quote blockquote {
  margin: 0;
  color: var(--ink);
  font-size: clamp(24px, 3vw, 33px);
  font-weight: 800;
  line-height: 1.32;
  letter-spacing: -.032em;
  text-wrap: balance;
}
.dr-quote__attrib { display: flex; align-items: center; gap: 14px; margin-top: 30px; }
.dr-quote__avatar {
  display: grid; place-items: center;
  width: 46px; height: 46px; flex: none;
  border-radius: 14px;
  background: var(--ink);
  color: var(--gold-soft);
  font-size: 15px; font-weight: 900; letter-spacing: -.01em;
}
.dr-quote__who { display: flex; flex-direction: column; gap: 3px; }
.dr-quote__who strong { color: var(--ink); font-size: 15.5px; font-weight: 850; letter-spacing: -.015em; }
.dr-quote__who span { color: var(--muted); font-size: 13.5px; line-height: 1.4; }

/* ---------- cta ---------- */
.dr-cta { padding: 84px 0 96px; }
.dr-cta__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.dr-cta__card {
  display: flex; flex-direction: column;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #fff;
  text-decoration: none;
  box-shadow: 0 12px 32px rgba(15,23,42,.06);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.dr-cta__card:hover { transform: translateY(-4px); box-shadow: 0 20px 44px rgba(15,23,42,.1); border-color: rgba(224,169,63,.4); }
.dr-cta__card--dark { background: linear-gradient(160deg, var(--ink), var(--navy)); border-color: rgba(255,255,255,.12); }
.dr-cta__card--dark:hover { border-color: rgba(110,231,216,.3); }
.dr-cta__tag { color: var(--gold-deep); font-size: 11px; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
.dr-cta__card--dark .dr-cta__tag { color: #6ee7d8; }
.dr-cta__card h3 { margin: 14px 0 0; color: var(--ink); font-size: 26px; font-weight: 900; line-height: 1.12; letter-spacing: -.035em; }
.dr-cta__card--dark h3 { color: #fff; }
.dr-cta__card p { margin: 13px 0 0; color: var(--muted); font-size: 15px; line-height: 1.62; }
.dr-cta__card--dark p { color: rgba(226,242,247,.72); }
.dr-cta__link { margin-top: auto; padding-top: 26px; color: var(--gold-deep); font-size: 14px; font-weight: 850; }
.dr-cta__card--dark .dr-cta__link { color: #6ee7d8; }

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .dr-meta { grid-template-columns: 1fr 1fr; }
  .dr-artifacts, .dr-changes, .dr-cta__grid { grid-template-columns: 1fr; }
  .dr-h2 { font-size: 31px; }
}
@media (max-width: 640px) {
  .dr-shell, .dr-narrow { width: calc(100% - 40px); }
  .dr-section { padding: 58px 0; }
  .dr-meta { grid-template-columns: 1fr; }
  .dr-obs { grid-template-columns: 1fr; gap: 18px; padding: 26px; }
  .dr-obs__row { grid-template-columns: 1fr; gap: 5px; }
}