/* Workout review. Light and dark follow the system; one bronze accent, AMBO's. */
:root {
  --bg: #f5f5f7;
  --surface: #ffffff;
  --surface-2: #f0f0f3;
  --text: #1d1d1f;
  --text-2: #6e6e73;
  --text-3: #a1a1a6;
  --sep: rgba(0, 0, 0, 0.08);
  --accent: #a8672f;
  --accent-soft: rgba(168, 103, 47, 0.1);
  --good: #1f8f4e;
  --mid: #b86e00;
  --bad: #d23b30;
  --good-soft: rgba(31, 143, 78, 0.12);
  --mid-soft: rgba(184, 110, 0, 0.12);
  --bad-soft: rgba(210, 59, 48, 0.11);
  --nav: rgba(245, 245, 247, 0.72);
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 6px 20px rgba(0, 0, 0, 0.05);
  --shadow-lift: 0 2px 6px rgba(0, 0, 0, 0.06), 0 18px 48px rgba(0, 0, 0, 0.12);
  --thumb: #ffffff;
  --scrim: rgba(0, 0, 0, 0.32);
  --ease: cubic-bezier(0.22, 0.8, 0.24, 1);
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", "Helvetica Neue", Arial, sans-serif;
  --font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter", "Helvetica Neue", Arial, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --surface: #1c1c1e;
    --surface-2: #2c2c2e;
    --text: #f5f5f7;
    --text-2: #a1a1a6;
    --text-3: #6e6e73;
    --sep: rgba(255, 255, 255, 0.1);
    --accent: #e0a36f;
    --accent-soft: rgba(224, 163, 111, 0.14);
    --good: #32d74b;
    --mid: #ffb340;
    --bad: #ff6961;
    --good-soft: rgba(50, 215, 75, 0.15);
    --mid-soft: rgba(255, 179, 64, 0.15);
    --bad-soft: rgba(255, 105, 97, 0.15);
    --nav: rgba(22, 22, 23, 0.72);
    --shadow: 0 0 0 1px rgba(255, 255, 255, 0.05);
    --shadow-lift: 0 0 0 1px rgba(255, 255, 255, 0.08), 0 24px 60px rgba(0, 0, 0, 0.6);
    --thumb: #636366;
    --scrim: rgba(0, 0, 0, 0.6);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 64px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.45 var(--font);
  letter-spacing: -0.015em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; letter-spacing: inherit; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 8px; }

/* ── nav: the menu ───────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--nav);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--sep);
  padding-top: env(safe-area-inset-top, 0px);
}
.nav-in {
  max-width: 880px;
  margin: 0 auto;
  height: 52px;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.brand { font: 600 17px/1 var(--font-display); letter-spacing: -0.02em; white-space: nowrap; }
.brand span { color: var(--text-2); font-weight: 500; }
.tabs { display: flex; gap: 2px; padding: 3px; border-radius: 10px; background: var(--surface-2); }
.tabs a {
  padding: 5px 12px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  white-space: nowrap;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}
.tabs a:hover { color: var(--text); }
.tabs a[aria-current="page"] { background: var(--thumb); color: var(--text); font-weight: 600; box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1); }

/* The save state: Saving…, then Saved for a moment; Offline while answers wait. */
.sync {
  position: fixed;
  left: 50%;
  bottom: calc(18px + env(safe-area-inset-bottom, 0px));
  z-index: 50;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--text);
  color: var(--bg);
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--shadow-lift);
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, 10px);
  transition: opacity 0.25s, transform 0.35s var(--ease);
}
.sync::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.sync.show { opacity: 1; transform: translate(-50%, 0); }
.sync.saving::before { animation: pulse 1s ease-in-out infinite; }
.sync.saved::before { background: var(--good); }
.sync.offline { background: var(--mid); color: #fff; }

/* ── layout ──────────────────────────────────────── */
main {
  max-width: 880px;
  margin: 0 auto;
  padding: 20px max(16px, env(safe-area-inset-right, 0px)) calc(72px + env(safe-area-inset-bottom, 0px)) max(16px, env(safe-area-inset-left, 0px));
  outline: none;
}
.view { animation: rise 0.45s var(--ease) both; }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes pulse { 50% { opacity: 0.25; } }

.page-title {
  font: 700 clamp(28px, 4.4vw, 38px)/1.1 var(--font-display);
  letter-spacing: -0.03em;
  margin: 0;
  text-wrap: balance;
}
.eyebrow { font-size: 13px; font-weight: 600; color: var(--accent); margin: 0 0 4px; }
.meta { font-size: 14px; color: var(--text-2); margin: 4px 0 0; }
.back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 16px;
  color: var(--accent);
  border: 0;
  background: none;
  padding: 4px 0;
  margin-bottom: 10px;
  cursor: pointer;
}
.back svg { width: 9px; height: 15px; }

/* ── course cards ────────────────────────────────── */
.courses { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.course {
  position: relative;
  display: block;
  aspect-ratio: 1479 / 899;
  border-radius: 20px;
  overflow: hidden;
  background: #0d0f12;
  color: #f5f5f7;
  box-shadow: var(--shadow);
  isolation: isolate;
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease);
}
.course:hover { transform: scale(1.012); box-shadow: var(--shadow-lift); }
.course:active { transform: scale(0.99); }
.course img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -1; transition: transform 0.9s var(--ease); }
.course:hover img { transform: scale(1.03); }
.course::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(8, 10, 13, 0.82) 0%, rgba(8, 10, 13, 0.25) 60%, rgba(8, 10, 13, 0) 100%); }
.course .c-in { position: absolute; left: 20px; top: 18px; right: 40%; }
.course .c-num { font-size: 11px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: #e0a36f; margin-bottom: 4px; }
.course .c-name { font: 700 clamp(20px, 2.6vw, 26px)/1.1 var(--font-display); letter-spacing: -0.03em; }
.course .c-line { font-size: 14px; line-height: 1.35; color: rgba(245, 245, 247, 0.72); margin-top: 6px; }
.course .c-foot {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border-radius: 12px;
  background: rgba(20, 22, 26, 0.55);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  font-size: 14px;
  font-weight: 500;
}
.course .c-foot span:last-child { color: rgba(245, 245, 247, 0.65); font-variant-numeric: tabular-nums; }

/* ── grouped lists ───────────────────────────────── */
.group { background: var(--surface); border-radius: 16px; box-shadow: var(--shadow); overflow: hidden; }
.group-label { font-size: 12px; font-weight: 600; color: var(--text-2); text-transform: uppercase; letter-spacing: 0.04em; margin: 22px 0 8px 4px; }
.row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 11px 16px;
  position: relative;
  cursor: pointer;
  transition: background 0.18s;
}
.row:hover { background: var(--surface-2); }
.row:active { background: var(--sep); }
.row + .row::before { content: ""; position: absolute; top: 0; left: 58px; right: 0; height: 1px; background: var(--sep); }
.idx {
  flex: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  background: var(--surface-2);
  color: var(--text-2);
  transition: background 0.3s, color 0.3s;
}
.idx.yes { background: var(--good); color: #fff; }
.idx.no { background: var(--bad); color: #fff; }
.idx.seen { background: var(--accent); color: #fff; }
.row .body { flex: 1; min-width: 0; }
.row .t { display: block; font-size: 16px; font-weight: 600; letter-spacing: -0.015em; line-height: 1.3; }
.row .s { display: block; font-size: 13px; color: var(--text-2); margin-top: 1px; line-height: 1.35; }
.row .end { flex: none; display: flex; align-items: center; gap: 10px; color: var(--text-3); }
.chev { width: 8px; height: 14px; flex: none; }

.ring { width: 26px; height: 26px; flex: none; transform: rotate(-90deg); }
.ring circle { fill: none; stroke-width: 3.4; }
.ring .track { stroke: var(--sep); }
.ring .fill { stroke: var(--accent); stroke-linecap: round; transition: stroke-dashoffset 0.8s var(--ease); }

.tally { display: inline-flex; gap: 8px; font-size: 12px; font-weight: 600; font-variant-numeric: tabular-nums; }
.tally b { display: inline-flex; align-items: center; gap: 4px; font-weight: 600; }
.tally b::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.tally .yes { color: var(--good); }
.tally .no { color: var(--bad); }

/* ── a lesson's drills ───────────────────────────── */
.drills { margin-top: 18px; }
.drill { position: relative; padding: 13px 16px 14px; }
.drill + .drill::before { content: ""; position: absolute; top: 0; left: 58px; right: 0; height: 1px; background: var(--sep); }
.drill.flash { animation: flash 2s ease; }
@keyframes flash { 0%, 35% { background: var(--accent-soft); } 100% { background: transparent; } }
.d-head { display: flex; align-items: center; gap: 14px; }
.d-title { font-size: 16px; font-weight: 600; letter-spacing: -0.015em; line-height: 1.3; }
.d-body { display: flex; flex-direction: column; gap: 6px; margin: 8px 0 0 42px; max-width: 480px; }
.q { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.q-text { font-size: 14px; color: var(--text-2); }

.seg {
  position: relative;
  flex: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 124px;
  background: var(--surface-2);
  border-radius: 9px;
  padding: 2px;
}
.seg .thumb {
  position: absolute;
  top: 2px;
  bottom: 2px;
  left: 2px;
  width: calc((100% - 4px) / 2);
  border-radius: 7px;
  background: var(--thumb);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12), 0 2px 1px rgba(0, 0, 0, 0.04);
  transform: translateX(calc(var(--i, 0) * 100%));
  transition: transform 0.35s var(--ease), opacity 0.2s;
  opacity: 0;
}
.seg[data-on] .thumb { opacity: 1; }
.seg button {
  position: relative;
  z-index: 1;
  border: 0;
  background: none;
  padding: 5px 4px;
  font-size: 13px;
  font-weight: 500;
  border-radius: 7px;
  cursor: pointer;
  color: var(--text-2);
  transition: color 0.25s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.seg button::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--c); opacity: 0.5; transition: opacity 0.25s, transform 0.3s var(--ease); }
.seg button[aria-pressed="true"] { color: var(--text); font-weight: 600; }
.seg button[aria-pressed="true"]::before { opacity: 1; transform: scale(1.2); }
.seg button.yes { --c: var(--good); }
.seg button.no { --c: var(--bad); }

textarea.notes {
  width: 100%;
  min-height: 40px;
  margin-top: 2px;
  resize: none;
  border: 1px solid transparent;
  background: var(--surface-2);
  color: var(--text);
  border-radius: 10px;
  padding: 9px 12px;
  font: 14px/1.45 var(--font);
  letter-spacing: -0.01em;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
  overflow: hidden;
}
textarea.notes::placeholder { color: var(--text-3); }
textarea.notes:focus { outline: none; border-color: var(--accent); background: var(--surface); box-shadow: 0 0 0 4px var(--accent-soft); }

/* Team notes: who answered what on a drill. */
.ans { display: flex; gap: 10px; padding: 6px 0; }
.ans + .ans { border-top: 1px solid var(--sep); }
.ans-body { flex: 1; min-width: 0; }
.ans .who { font-size: 14px; font-weight: 600; display: flex; flex-wrap: wrap; align-items: center; gap: 4px 7px; }
.ans .when { font-size: 12px; color: var(--text-3); font-weight: 400; }
.ans .txt { font-size: 14px; color: var(--text); margin-top: 2px; white-space: pre-wrap; word-wrap: break-word; }
.none { font-size: 13px; color: var(--text-3); }
.pill { display: inline-flex; align-items: center; font-size: 12px; font-weight: 600; padding: 2px 8px; border-radius: 999px; letter-spacing: 0; }
.pill.yes { background: var(--good-soft); color: var(--good); }
.pill.partly { background: var(--mid-soft); color: var(--mid); }
.pill.no { background: var(--bad-soft); color: var(--bad); }
.av {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  flex: none;
  letter-spacing: 0;
}
.av.big { width: 56px; height: 56px; font-size: 24px; }

.next { display: flex; align-items: center; justify-content: flex-end; gap: 8px; margin-top: 16px; font-size: 15px; font-weight: 600; color: var(--accent); }
.next:hover { text-decoration: underline; }
.next .chev { width: 7px; height: 12px; }

/* ── profile ─────────────────────────────────────── */
.p-head { display: flex; align-items: center; gap: 16px; }
.p-name { max-width: 420px; }
.p-row { display: flex; gap: 8px; }
.p-row input {
  flex: 1;
  min-width: 0;
  font: 16px var(--font);
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid var(--sep);
  background: var(--surface);
  color: var(--text);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.p-row input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.p-row .btn { width: auto; margin: 0; }
.p-hint { color: var(--mid); font-size: 14px; margin: 8px 0 0; }
.p-hint:empty { display: none; }

/* ── name, the first time ────────────────────────── */
.modal-wrap { position: fixed; inset: 0; z-index: 60; display: grid; place-items: center; padding: 20px; background: var(--scrim); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); animation: fade 0.3s ease both; }
@keyframes fade { from { opacity: 0; } }
.modal { width: min(360px, 100%); background: var(--surface); border-radius: 22px; padding: 24px 22px 20px; text-align: center; box-shadow: var(--shadow-lift); animation: pop 0.45s var(--ease) both; }
@keyframes pop { from { transform: scale(0.94); opacity: 0; } }
.modal h2 { font: 700 22px/1.2 var(--font-display); letter-spacing: -0.02em; margin: 0 0 16px; }
.modal p { color: var(--mid); font-size: 14px; margin: -6px 0 14px; }
.modal p:empty { display: none; }
.modal input {
  width: 100%;
  font: 16px var(--font);
  padding: 11px 14px;
  border-radius: 12px;
  border: 1px solid var(--sep);
  background: var(--surface-2);
  color: var(--text);
  text-align: center;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.modal input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.btn {
  margin-top: 12px;
  width: 100%;
  border: 0;
  border-radius: 12px;
  padding: 11px 16px;
  background: var(--accent);
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s var(--ease), filter 0.2s;
}
.btn:hover { filter: brightness(1.06); }
.btn:active { transform: scale(0.98); }

.loading { padding: 80px 0; text-align: center; color: var(--text-3); }

@media (max-width: 680px) {
  .courses { grid-template-columns: minmax(0, 1fr); }
  .row { padding: 10px 14px; gap: 12px; }
  .row + .row::before { left: 54px; }
  .drill { padding: 12px 14px; }
  .drill + .drill::before { left: 14px; }
  .d-body { margin-left: 0; }
  .course .c-in { right: 34%; }
}
@media (max-width: 430px) {
  .brand span { display: none; }
  .tabs a { padding: 5px 9px; font-size: 13px; }
}
@media (max-width: 350px) {
  .brand { display: none; }
  .nav-in { justify-content: center; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}