:root {
  --bg: #f7f4ec;
  --card: #fdfbf5;
  --line: #ece6d4;
  --ink: #2d2a26;
  --ink-soft: #6b645a;
  --ink-faint: #9a9184;
  --accent: #7c6a4f;
  --stop: #9c4f3f;
  --serif: 'New York', 'Iowan Old Style', 'Palatino', Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  padding-bottom: calc(2rem + env(safe-area-inset-bottom));
  -webkit-font-smoothing: antialiased;
}

/* ---------- bar ---------- */

.bar {
  position: sticky; top: 0; z-index: 20;
  padding: calc(0.7rem + env(safe-area-inset-top)) 1.1rem 0.6rem;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--line);
}

.bar h1 {
  font-family: var(--serif);
  font-size: 1.6rem;
  font-weight: 600;
  margin: 0 0 0.55rem;
  letter-spacing: -0.01em;
}

.tabs { display: flex; gap: 0.4rem; }

.tabs a {
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--ink-soft);
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
}

.tabs a[aria-current="true"] {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

/* ---------- layout ---------- */

main { padding: 1.1rem 1.1rem 0; max-width: 620px; margin: 0 auto; }

.intro {
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin: 0 0 1.2rem;
}

h2.sec {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 600;
  margin: 1.8rem 0 0.7rem;
}

/* ---------- day cards ---------- */

.day {
  display: flex; align-items: center; gap: 0.8rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 0.85rem 1rem;
  margin-bottom: 0.55rem;
  text-decoration: none;
  color: inherit;
}

.day.is-today { border-color: var(--ink); border-width: 1.5px; }
.day.is-rest { opacity: 0.6; }

.day .dow {
  font-family: var(--serif);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--ink-faint);
  width: 2.4rem;
  flex: none;
}

.day .nm { font-weight: 500; }
.day .mins { font-size: 0.8rem; color: var(--ink-faint); }
.day .tick { margin-left: auto; font-size: 1rem; color: var(--accent); }

/* ---------- exercise card ---------- */

.ex {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  overflow: hidden;
  margin-bottom: 1rem;
  transition: opacity 0.25s ease;
}

.ex.done { opacity: 0.45; }

.ex video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #e9e3d3;
  border-bottom: 1px solid var(--line);
}

.ex-body { padding: 0.9rem 1rem 1rem; }

.ex-head { display: flex; align-items: baseline; gap: 0.55rem; flex-wrap: wrap; }

.ex-head h3 {
  font-family: var(--serif);
  font-size: 1.12rem;
  font-weight: 600;
  margin: 0;
}

.pill {
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  padding: 0.16rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--ink-soft);
  background: var(--bg);
  white-space: nowrap;
}

.pill.ladder { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 30%, var(--line)); }

.cue { margin: 0.7rem 0 0; font-size: 0.92rem; }
.cue dt {
  font-family: var(--serif);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  color: var(--ink-faint);
  margin-bottom: 0.12rem;
}
.cue dd { margin: 0 0 0.65rem; }
.cue .stop dt { color: var(--stop); }

.more {
  background: none; border: none; padding: 0;
  font: inherit; font-size: 0.82rem;
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  cursor: pointer;
  margin-top: 0.1rem;
}

.note {
  font-size: 0.85rem;
  color: var(--ink-soft);
  border-left: 2px solid var(--line);
  padding-left: 0.7rem;
  margin: 0.75rem 0 0;
}

/* ---------- sets ---------- */

.sets {
  display: flex; align-items: center; gap: 0.5rem;
  margin-top: 0.9rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
}

.sets .lbl {
  font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--ink-faint); margin-right: 0.15rem;
}

.set {
  width: 2.1rem; height: 2.1rem;
  border-radius: 50%;
  border: 1.5px solid var(--line);
  background: var(--bg);
  font: inherit; font-size: 0.85rem;
  color: var(--ink-faint);
  cursor: pointer;
  display: grid; place-items: center;
}

.set[aria-pressed="true"] {
  background: var(--ink); color: var(--bg); border-color: var(--ink);
}

.load {
  margin-left: auto;
  display: flex; align-items: center; gap: 0.35rem;
}

.load input {
  width: 4.6rem;
  font: inherit; font-size: 0.88rem;
  text-align: center;
  padding: 0.32rem 0.4rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg);
  color: var(--ink);
}

.load .last { font-size: 0.72rem; color: var(--ink-faint); white-space: nowrap; }

.timer {
  font: inherit; font-size: 0.85rem;
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg);
  color: var(--ink);
  cursor: pointer;
}
.timer.running { background: var(--ink); color: var(--bg); border-color: var(--ink); }

/* ---------- session footer ---------- */

.counter {
  position: sticky;
  bottom: calc(0.8rem + env(safe-area-inset-bottom));
  display: flex; align-items: center; gap: 0.8rem;
  background: var(--ink);
  color: var(--bg);
  border-radius: 999px;
  padding: 0.6rem 0.7rem 0.6rem 1.15rem;
  margin: 1.4rem 0 0.6rem;
  box-shadow: 0 6px 24px rgba(45,42,38,0.18);
}

.counter .n { font-family: var(--serif); font-size: 0.95rem; }

.counter button {
  margin-left: auto;
  font: inherit; font-size: 0.87rem;
  padding: 0.42rem 1.05rem;
  border-radius: 999px;
  border: none;
  background: var(--bg);
  color: var(--ink);
  cursor: pointer;
}

.short-toggle {
  display: block; width: 100%;
  font: inherit; font-size: 0.85rem;
  text-align: left;
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  background: var(--card);
  border: 1px dashed var(--line);
  border-radius: 16px;
  color: var(--ink-soft);
  cursor: pointer;
}
.short-toggle strong { color: var(--ink); font-weight: 600; }

/* ---------- run ---------- */

.run-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 1.1rem;
  margin-bottom: 1rem;
}
.run-card .wk {
  font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.11em;
  color: var(--ink-faint);
}
.run-card .structure {
  font-family: var(--serif); font-size: 1.35rem; margin: 0.3rem 0 0.15rem;
}
.run-card .tot { font-size: 0.85rem; color: var(--ink-soft); }

.ladder-row {
  display: flex; gap: 0.8rem; align-items: baseline;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.88rem;
}
.ladder-row .w { width: 3.4rem; color: var(--ink-faint); font-size: 0.78rem; flex: none; }
.ladder-row.now { font-weight: 600; }
.ladder-row.now .w { color: var(--accent); }

/* ---------- log ---------- */

.entry {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0.8rem 1rem;
  margin-bottom: 0.55rem;
}
.entry .top { display: flex; gap: 0.6rem; align-items: baseline; }
.entry .when { font-size: 0.72rem; color: var(--ink-faint); margin-left: auto; white-space: nowrap; }
.entry .nm { font-family: var(--serif); font-weight: 600; }
.entry .felt-tag {
  font-size: 0.68rem; letter-spacing: 0.05em; text-transform: uppercase;
  padding: 0.1rem 0.45rem; border-radius: 999px; border: 1px solid var(--line);
  color: var(--ink-soft);
}
.entry .note-line { font-size: 0.9rem; margin: 0.4rem 0 0; color: var(--ink-soft); }
.entry .detail { font-size: 0.8rem; color: var(--ink-faint); margin: 0.35rem 0 0; }

.stat-row { display: flex; gap: 0.6rem; margin-bottom: 1.2rem; }
.stat {
  flex: 1;
  background: var(--card); border: 1px solid var(--line);
  border-radius: 16px; padding: 0.8rem;
  text-align: center;
}
.stat .big { font-family: var(--serif); font-size: 1.7rem; line-height: 1; }
.stat .cap { font-size: 0.7rem; color: var(--ink-faint); letter-spacing: 0.04em; margin-top: 0.25rem; }

.export {
  font: inherit; font-size: 0.83rem;
  padding: 0.5rem 1rem; margin-top: 0.6rem;
  border: 1px solid var(--line); border-radius: 999px;
  background: var(--card); color: var(--ink-soft); cursor: pointer;
}

.empty { color: var(--ink-faint); font-size: 0.92rem; padding: 1.5rem 0; }

/* ---------- ladder rung ---------- */

.rung {
  display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap;
  margin-top: 0.7rem; padding-top: 0.7rem;
  border-top: 1px dashed var(--line);
  font-size: 0.76rem; color: var(--ink-faint);
}
.rung button {
  font: inherit; font-size: 0.76rem;
  padding: 0.28rem 0.7rem;
  border: 1px solid var(--line); border-radius: 999px;
  background: var(--bg); color: var(--accent); cursor: pointer;
}

/* ---------- rules ---------- */

.rule { display: flex; gap: 0.8rem; margin-bottom: 1.1rem; }
.rule .rn {
  font-family: var(--serif); font-size: 0.95rem;
  color: var(--ink-faint);
  width: 1.4rem; flex: none; text-align: right;
}
.rule h3 {
  font-family: var(--serif); font-size: 1.02rem; font-weight: 600;
  margin: 0 0 0.15rem;
}
.rule p { margin: 0; font-size: 0.9rem; color: var(--ink-soft); }

.intro a { color: var(--accent); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 2px; }

.fhint {
  display: block; font-style: normal;
  font-size: 0.76rem; color: var(--ink-faint);
  margin-top: 0.28rem;
}

/* ---------- library ---------- */

.lib-group { margin-bottom: 0.4rem; }
.lib-group h2 {
  font-family: var(--serif); font-size: 0.78rem;
  text-transform: uppercase; letter-spacing: 0.11em;
  color: var(--ink-faint);
  margin: 1.5rem 0 0.6rem;
}

/* ---------- sheet ---------- */

.sheet {
  position: fixed; inset: 0; z-index: 50;
  background: rgba(45,42,38,0.4);
  display: grid; align-items: end;
}
.sheet[hidden] { display: none; }

.sheet-inner {
  background: var(--bg);
  border-radius: 24px 24px 0 0;
  padding: 1.4rem 1.2rem calc(1.4rem + env(safe-area-inset-bottom));
  max-width: 620px; margin: 0 auto; width: 100%;
}
.sheet-inner h2 { font-family: var(--serif); font-size: 1.4rem; margin: 0 0 0.2rem; }
.sheet-sub { font-size: 0.88rem; color: var(--ink-soft); margin: 0 0 1rem; }

.field { display: block; margin-bottom: 0.9rem; }
.field span {
  display: block; font-size: 0.72rem; text-transform: uppercase;
  letter-spacing: 0.09em; color: var(--ink-faint); margin-bottom: 0.3rem;
}
.field input {
  width: 100%; font: inherit; font-size: 1rem;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--line); border-radius: 12px;
  background: var(--card); color: var(--ink);
}

.felt { display: flex; gap: 0.45rem; margin-bottom: 0.9rem; }
.felt button {
  flex: 1; font: inherit; font-size: 0.87rem;
  padding: 0.5rem; border-radius: 12px;
  border: 1px solid var(--line); background: var(--card);
  color: var(--ink-soft); cursor: pointer;
}
.felt button[aria-pressed="true"] {
  background: var(--ink); color: var(--bg); border-color: var(--ink);
}

.hint { font-size: 0.8rem; color: var(--ink-faint); margin: 0 0 1.1rem; }

.sheet-actions { display: flex; gap: 0.5rem; }
.sheet-actions button {
  flex: 1; font: inherit; font-size: 0.92rem;
  padding: 0.7rem; border-radius: 999px; cursor: pointer;
}
.sheet-actions .primary { background: var(--ink); color: var(--bg); border: none; }
.sheet-actions .quiet { background: transparent; border: 1px solid var(--line); color: var(--ink-soft); }

/* ---------- misc ---------- */

.back {
  display: inline-block; font-size: 0.82rem; color: var(--accent);
  text-decoration: none; margin-bottom: 0.8rem;
}
.back:hover { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 2px; }

.credit { font-size: 0.72rem; color: var(--ink-faint); margin: 2rem 0 1rem; line-height: 1.6; }

@media (prefers-reduced-motion: reduce) {
  .ex { transition: none; }
}