:root {
  --bg: #0d0f12;
  --bg2: #14171c;
  --card: #191d24;
  --card2: #1f242d;
  --border: #262c36;
  --text: #eef1f5;
  --muted: #8b94a3;
  --accent: #b7f04d;
  --accent-dim: rgba(183, 240, 77, 0.14);
  --blue: #5aa9ff;
  --blue-dim: rgba(90, 169, 255, 0.14);
  --amber: #ffb454;
  --amber-dim: rgba(255, 180, 84, 0.13);
  --red: #ff6b6b;
  --radius: 14px;
  --navh: 62px;
}
* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
html, body { height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.45;
  overscroll-behavior-y: none;
}
#app { min-height: 100%; display: flex; flex-direction: column; }

/* ---------- header ---------- */
#topbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(13, 15, 18, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  padding-top: env(safe-area-inset-top);
}
.topbar-inner { padding: 10px 16px; display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.app-title { font-size: 17px; font-weight: 800; letter-spacing: 0.2px; }
.app-sub { font-size: 12px; color: var(--muted); margin-top: 1px; }
.more-btn {
  background: var(--card); border: 1px solid var(--border); color: var(--text);
  font-size: 13px; font-weight: 600; padding: 7px 14px; border-radius: 18px;
  cursor: pointer; font-family: inherit;
}
.more-btn.active { background: var(--accent); border-color: var(--accent); color: #10130a; }

main { flex: 1; padding: 14px 14px calc(var(--navh) + 26px + env(safe-area-inset-bottom)); max-width: 640px; margin: 0 auto; width: 100%; }
main.has-cta { padding-bottom: calc(var(--navh) + 92px + env(safe-area-inset-bottom)); }

/* ---------- bottom nav ---------- */
#bottomnav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 60;
  display: flex;
  background: rgba(16, 19, 23, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--border);
  padding-bottom: env(safe-area-inset-bottom);
}
.nav-item {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: 3px;
  padding: 9px 0 8px; cursor: pointer; user-select: none; color: var(--muted);
}
.nav-item svg { width: 22px; height: 22px; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.nav-item span { font-size: 10.5px; font-weight: 600; }
.nav-item.active { color: var(--accent); }

/* ---------- fixed CTA ---------- */
.cta-bar {
  position: fixed; left: 0; right: 0; bottom: calc(var(--navh) + env(safe-area-inset-bottom)); z-index: 55;
  padding: 10px 14px;
  background: linear-gradient(to top, rgba(13,15,18,0.97) 65%, rgba(13,15,18,0));
  max-width: 640px; margin: 0 auto;
}

/* ---------- generic ---------- */
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px; margin-bottom: 10px;
}
.card.flat { padding: 0; overflow: hidden; }
h2.section { font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin: 18px 2px 8px; font-weight: 700; }
h2.section:first-child { margin-top: 2px; }
.hint { font-size: 12.5px; color: var(--muted); }
.small { font-size: 12px; }
.accent { color: var(--accent); }
.red { color: var(--red); }

.badge {
  display: inline-block; font-size: 11px; font-weight: 700; padding: 3px 8px;
  border-radius: 8px; letter-spacing: 0.02em;
}
.badge.train { background: var(--blue-dim); color: var(--blue); }
.badge.rest { background: var(--amber-dim); color: var(--amber); }
.badge.green { background: var(--accent-dim); color: var(--accent); }
.badge.gray { background: rgba(139,148,163,0.14); color: var(--muted); }

.row { display: flex; align-items: center; gap: 10px; }
.spread { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }

.stat {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 10px 12px;
}
.stat .v { font-size: 19px; font-weight: 800; letter-spacing: -0.02em; }
.stat .l { font-size: 11px; color: var(--muted); margin-top: 1px; }
.stat.mini { padding: 8px 9px; }
.stat.mini .v { font-size: 15px; }

.pbar { height: 6px; border-radius: 4px; background: var(--bg2); overflow: hidden; }
.pbar > i { display: block; height: 100%; background: var(--accent); border-radius: 4px; transition: width 0.3s; }

/* ---------- inputs ---------- */
input[type=number], input[type=text], textarea, select {
  width: 100%; background: var(--bg2); border: 1px solid var(--border);
  border-radius: 10px; color: var(--text); font-size: 15px; padding: 9px 11px;
  font-family: inherit; outline: none; appearance: none; -webkit-appearance: none;
}
input:focus, textarea:focus, select:focus { border-color: var(--accent); }
input.err { border-color: var(--red); }
label.f { display: block; font-size: 11.5px; color: var(--muted); margin-bottom: 4px; font-weight: 600; }
.field { margin-bottom: 10px; }

/* ---------- checklist rows ---------- */
.check-row {
  display: flex; gap: 11px; padding: 12px 13px; align-items: flex-start;
  border-bottom: 1px solid var(--border); cursor: pointer; user-select: none;
}
.check-row:last-child { border-bottom: none; }
.cbox {
  flex: 0 0 22px; width: 22px; height: 22px; border-radius: 7px;
  border: 2px solid #39414e; margin-top: 1px;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 800; color: #10130a; transition: all 0.15s;
}
.check-row.done .cbox { background: var(--accent); border-color: var(--accent); }
.check-row.done .ct { opacity: 0.55; }
.check-row .body { flex: 1; min-width: 0; }
.ct { font-weight: 600; font-size: 14px; }
.cs { font-size: 12.5px; color: var(--muted); margin-top: 1px; }
.details { display: none; margin-top: 8px; padding-top: 8px; border-top: 1px dashed var(--border); }
.check-row.open .details { display: block; }
.detail-line { font-size: 12.5px; color: #a7b0bf; margin-bottom: 5px; }
.detail-line b { color: var(--muted); font-weight: 700; font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; }
.expand-hint { font-size: 11px; color: #5c6675; margin-top: 3px; }

/* ---------- calendar ---------- */
.cal-day {
  display: flex; gap: 12px; align-items: stretch;
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 12px; margin-bottom: 8px; cursor: pointer;
}
.cal-day.today { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.cal-date { flex: 0 0 44px; text-align: center; }
.cal-date .d { font-size: 19px; font-weight: 800; }
.cal-date .w { font-size: 11px; color: var(--muted); text-transform: uppercase; }
.cal-mid { flex: 1; min-width: 0; }
.cal-title { font-weight: 700; font-size: 14.5px; }
.cal-sub { font-size: 12.5px; color: var(--muted); margin-top: 2px; }
.cal-status {
  flex: 0 0 auto; align-self: center; width: 38px; height: 38px;
  border-radius: 12px; display: flex; align-items: center; justify-content: center;
  background: var(--bg2); border: 1px solid var(--border); font-weight: 800; font-size: 15px;
  color: var(--muted);
}
.cal-status.s1 { background: var(--accent-dim); border-color: transparent; color: var(--accent); }
.cal-status.s2 { background: rgba(255,107,107,0.12); border-color: transparent; color: var(--red); }

/* chips */
.chips { display: flex; gap: 6px; overflow-x: auto; padding: 2px 0 10px; scrollbar-width: none; }
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: 0 0 auto; padding: 6px 12px; border-radius: 18px; font-size: 13px; font-weight: 600;
  background: var(--card); border: 1px solid var(--border); color: var(--muted); cursor: pointer;
  user-select: none;
}
.chip.active { background: var(--text); color: #0d0f12; border-color: var(--text); }
.chip.mark { position: relative; }
.chip.mark::after { content: ''; position: absolute; top: 4px; right: 6px; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); }

/* segmented sub-nav */
.seg { display: flex; background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 3px; margin-bottom: 12px; }
.seg > div { flex: 1; text-align: center; padding: 7px 4px; font-size: 13px; font-weight: 600; color: var(--muted); border-radius: 9px; cursor: pointer; user-select: none; }
.seg > div.active { background: var(--card2); color: var(--text); }

/* accordion */
.acc-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 13px 14px; cursor: pointer; user-select: none; font-weight: 700;
}
.acc-head .arr { color: var(--muted); transition: transform 0.2s; font-size: 12px; }
.acc.open .arr { transform: rotate(90deg); }
.acc-body { display: none; border-top: 1px solid var(--border); }
.acc.open .acc-body { display: block; }
.acc-body-pad { padding: 12px 14px; }

.ex-row { padding: 11px 14px; border-bottom: 1px solid var(--border); cursor: pointer; }
.ex-row:last-child { border-bottom: none; }
.ex-name { font-weight: 600; font-size: 14px; }
.ex-meta { font-size: 12.5px; color: var(--muted); margin-top: 2px; }
.tagline { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 5px; }
.tag { font-size: 11px; background: var(--bg2); border: 1px solid var(--border); color: #aab3c2; padding: 2px 7px; border-radius: 7px; }

svg.chart { width: 100%; height: auto; display: block; }

.meal-kcal { font-size: 12px; font-weight: 700; color: var(--accent); flex: 0 0 auto; }
.swap-btn {
  background: var(--bg2); border: 1px solid var(--border); color: var(--blue);
  font-size: 12px; font-weight: 600; padding: 5px 11px; border-radius: 9px; cursor: pointer; font-family: inherit;
}

.shop-cat { font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); padding: 10px 14px 4px; font-weight: 700; }
.sum-line { font-variant-numeric: tabular-nums; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  background: var(--accent); color: #10130a; font-weight: 700; font-size: 14px;
  border: none; border-radius: 11px; padding: 12px 16px; cursor: pointer; width: 100%;
  font-family: inherit;
}
.btn.ghost { background: var(--card2); color: var(--text); border: 1px solid var(--border); }
.btn.sm { padding: 7px 12px; width: auto; font-size: 13px; }
.btn:disabled { opacity: 0.5; cursor: default; }

.callout { background: var(--card2); border-left: 3px solid var(--accent); padding: 10px 12px; border-radius: 0 10px 10px 0; font-size: 13px; margin-bottom: 10px; color: #c8cfda; }
.callout.warn { border-left-color: var(--red); }
.callout.info { border-left-color: var(--blue); }

table.t { width: 100%; border-collapse: collapse; font-size: 13px; }
table.t th { text-align: left; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; padding: 6px 8px; border-bottom: 1px solid var(--border); }
table.t td { padding: 8px; border-bottom: 1px solid var(--border); font-variant-numeric: tabular-nums; }
table.t tr:last-child td { border-bottom: none; }

/* toast with undo */
.toast {
  position: fixed; bottom: calc(var(--navh) + 14px + env(safe-area-inset-bottom)); left: 14px; right: 14px;
  max-width: 612px; margin: 0 auto; z-index: 90;
  background: var(--card2); border: 1px solid var(--border); border-radius: 12px;
  padding: 11px 14px; display: flex; align-items: center; justify-content: space-between; gap: 12px;
  font-size: 13.5px; box-shadow: 0 8px 28px rgba(0,0,0,0.5);
  transform: translateY(16px); opacity: 0; transition: all 0.22s; pointer-events: none;
}
.toast.show { transform: none; opacity: 1; pointer-events: auto; }
.toast button { background: none; border: none; color: var(--accent); font-weight: 700; font-size: 13.5px; cursor: pointer; font-family: inherit; padding: 4px; }

/* action sheet */
.sheet-back {
  position: fixed; inset: 0; background: rgba(0,0,0,0.55); z-index: 95;
  opacity: 0; pointer-events: none; transition: opacity 0.2s;
}
.sheet-back.show { opacity: 1; pointer-events: auto; }
.sheet {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 96;
  background: var(--card); border-radius: 18px 18px 0 0; border: 1px solid var(--border); border-bottom: none;
  max-width: 640px; margin: 0 auto; padding: 8px 14px calc(14px + env(safe-area-inset-bottom));
  transform: translateY(100%); transition: transform 0.24s; max-height: 72vh; overflow-y: auto;
}
.sheet.show { transform: none; }
.sheet .grip { width: 38px; height: 4px; border-radius: 2px; background: var(--border); margin: 4px auto 10px; }
.sheet h3 { font-size: 15px; font-weight: 700; margin-bottom: 10px; }
.sheet-item {
  padding: 13px 6px; border-bottom: 1px solid var(--border); cursor: pointer; font-weight: 600; font-size: 14.5px;
}
.sheet-item:last-child { border-bottom: none; }
.sheet-item .cs { font-weight: 400; }
.sheet-item.danger { color: var(--red); }
.sheet-item.accent { color: var(--accent); }

/* empty state */
.empty {
  text-align: center; padding: 26px 18px; color: var(--muted); font-size: 13.5px;
  background: var(--card); border: 1px dashed var(--border); border-radius: var(--radius); margin-bottom: 10px;
}
.empty b { color: var(--text); display: block; margin-bottom: 4px; font-size: 14.5px; }

.saved-flash { position: fixed; bottom: calc(var(--navh) + 18px + env(safe-area-inset-bottom)); left: 50%; transform: translateX(-50%); background: var(--accent); color: #10130a; font-weight: 700; font-size: 13px; padding: 8px 16px; border-radius: 20px; opacity: 0; pointer-events: none; transition: opacity 0.25s; z-index: 99; white-space: nowrap; }
.saved-flash.show { opacity: 1; }