/* ============================================================
   Supplement Tracker — all styles scoped under .supp-overlay.
   Theme-aware: dark by default, light when .supp-light is set
   (synced to the fitness page's theme). Green accent.
   ============================================================ */
.supp-overlay {
  --s-bg: #0F172A; --s-panel: #0B1120; --s-card: #1E293B; --s-border: #2E3D57; --s-line: #273244;
  --s-text: #F1F5F9; --s-muted: #9CA9BA; --s-dim: #64748B; --s-hover: #16233C;
  --s-green: #22C55E; --s-green-strong: #16A34A;
  position: fixed; inset: 0; z-index: 9998; display: none; flex-direction: column;
  background: var(--s-bg); color: var(--s-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; font-size: 15px; line-height: 1.5;
  transform: translateY(100%); transition: transform 300ms ease-out; -webkit-text-size-adjust: 100%;
}
.supp-overlay.supp-light {
  --s-bg: #f5f6f8; --s-panel: #ffffff; --s-card: #ffffff; --s-border: #dbe0ea; --s-line: #e6e9f0;
  --s-text: #16181d; --s-muted: #5b6472; --s-dim: #7a8494; --s-hover: #eaf5ee;
}
.supp-overlay.supp-shown { display: flex; }
.supp-overlay.supp-open { transform: translateY(0); }
.supp-overlay * { box-sizing: border-box; }

.supp-overlay .supp-shell { flex: 1; display: flex; flex-direction: column; min-height: 0; }
.supp-overlay .supp-head { flex: none; display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 12px 16px; padding-top: calc(12px + env(safe-area-inset-top)); background: var(--s-panel); border-bottom: 1px solid var(--s-card); }
.supp-overlay .supp-brand { display: flex; align-items: center; gap: 8px; font-weight: 800; color: var(--s-green); }
.supp-overlay .supp-close { background: var(--s-card); border: 1px solid var(--s-border); color: var(--s-text);
  border-radius: 9px; padding: 9px 13px; font-weight: 600; font-size: 13px; cursor: pointer; }
.supp-overlay .supp-close:hover { background: #EF4444; border-color: #EF4444; color: #fff; }

.supp-overlay .supp-tabs { flex: none; display: flex; background: var(--s-panel); border-bottom: 1px solid var(--s-card); }
.supp-overlay .supp-tab { flex: 1; background: transparent; border: 0; color: var(--s-muted); cursor: pointer;
  padding: 10px 4px; display: flex; flex-direction: column; align-items: center; gap: 3px; font-size: 11.5px; font-weight: 600; position: relative; }
.supp-overlay .supp-tabico { font-size: 17px; }
.supp-overlay .supp-tab.on { color: var(--s-green); }
.supp-overlay .supp-tab.on::before { content: ""; position: absolute; top: 0; left: 24%; right: 24%; height: 3px; background: var(--s-green); border-radius: 0 0 3px 3px; }

.supp-overlay .supp-body { flex: 1; overflow-y: auto; -webkit-overflow-scrolling: touch; overscroll-behavior: contain;
  width: 100%; max-width: 820px; margin: 0 auto; padding: 18px 16px 28px; }
.supp-overlay .supp-foot { flex: none; text-align: center; font-size: 11px; color: var(--s-dim);
  padding: 10px 12px; padding-bottom: calc(10px + env(safe-area-inset-bottom)); background: var(--s-panel); border-top: 1px solid var(--s-card); }

.supp-overlay .supp-h2 { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 14px; }
.supp-overlay .supp-h2 h3 { margin: 0; font-size: 20px; font-weight: 800; }

.supp-overlay .supp-card { background: var(--s-card); border: 1px solid var(--s-border); border-radius: 14px; padding: 15px 16px; margin-bottom: 14px;
  box-shadow: 0 1px 2px rgba(0,0,0,.22); }
.supp-overlay .supp-card-h { font-weight: 700; font-size: 11.5px; text-transform: uppercase; letter-spacing: .06em; color: var(--s-muted); margin-bottom: 10px; }
.supp-overlay .supp-muted { color: var(--s-muted); font-size: 13.5px; }
.supp-overlay .supp-hint { color: var(--s-dim); font-size: 12px; margin-top: 6px; }
.supp-overlay .supp-empty { color: var(--s-dim); text-align: center; padding: 20px 14px; background: var(--s-bg);
  border: 1px dashed var(--s-border); border-radius: 12px; font-size: 13.5px; }

.supp-overlay .supp-btn { background: var(--s-card); color: var(--s-text); border: 1px solid var(--s-border); border-radius: 10px;
  padding: 11px 16px; font-size: 14.5px; font-weight: 700; cursor: pointer; font-family: inherit; min-height: 44px; }
.supp-overlay .supp-btn:hover { filter: brightness(1.08); }
.supp-overlay .supp-btn:active { transform: translateY(1px); }
.supp-overlay .supp-btn-primary { background: var(--s-green-strong); border-color: var(--s-green-strong); color: #fff; }
.supp-overlay .supp-btn-ghost { background: transparent; }
.supp-overlay .supp-btn-sm { padding: 8px 12px; font-size: 13px; min-height: 36px; }
.supp-overlay .supp-btnrow { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.supp-overlay .supp-mt { display: inline-flex; margin-top: 14px; }

.supp-overlay .supp-field { display: block; margin-bottom: 12px; }
.supp-overlay .supp-label { display: block; font-size: 12.5px; font-weight: 600; color: var(--s-muted); margin-bottom: 5px; }
.supp-overlay .supp-input { width: 100%; background: var(--s-bg); border: 1px solid var(--s-border); color: var(--s-text);
  border-radius: 10px; padding: 11px 12px; font-size: 16px; font-family: inherit; }
.supp-overlay .supp-input:focus { outline: none; border-color: var(--s-green); box-shadow: 0 0 0 3px rgba(34,197,94,.2); }
.supp-overlay input[type="time"].supp-input { width: auto; min-width: 130px; }
.supp-overlay .supp-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
@media (max-width: 460px) { .supp-overlay .supp-2col { grid-template-columns: 1fr; } }

.supp-overlay .supp-seg { display: flex; gap: 8px; }
.supp-overlay .supp-segbtn { flex: 1; background: var(--s-bg); border: 1px solid var(--s-border); color: var(--s-text);
  border-radius: 10px; padding: 11px; cursor: pointer; font-size: 14px; font-weight: 600; }
.supp-overlay .supp-segbtn.on { border-color: var(--s-green); background: var(--s-hover); color: var(--s-green); }
.supp-overlay .supp-days { display: flex; gap: 6px; margin: -4px 0 12px; flex-wrap: wrap; }
.supp-overlay .supp-day { width: 38px; height: 38px; border-radius: 50%; background: var(--s-bg); border: 1px solid var(--s-border);
  color: var(--s-text); cursor: pointer; font-weight: 700; font-size: 13px; }
.supp-overlay .supp-day.on { background: var(--s-green-strong); border-color: var(--s-green-strong); color: #fff; }
.supp-overlay .supp-times { display: flex; flex-direction: column; gap: 8px; align-items: flex-start; }
.supp-overlay .supp-time-row { display: flex; align-items: center; gap: 8px; }

.supp-overlay .supp-list { display: flex; flex-direction: column; gap: 8px; }
.supp-overlay .supp-row { display: flex; align-items: center; gap: 12px; background: var(--s-card); border: 1px solid var(--s-border);
  border-radius: 12px; padding: 11px 13px; }
.supp-overlay .supp-row.done { opacity: .62; }
.supp-overlay .supp-row-main { flex: 1; min-width: 0; }
.supp-overlay .supp-row-top { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.supp-overlay .supp-row-top strong { font-size: 15px; }
.supp-overlay .supp-row.done .supp-row-top strong { text-decoration: line-through; }
.supp-overlay .supp-dose { color: var(--s-green); font-weight: 700; font-size: 13px; }
.supp-overlay .supp-row-sub { color: var(--s-muted); font-size: 12.5px; margin-top: 2px; }
.supp-overlay .supp-row-acts { display: flex; gap: 6px; flex: none; }
.supp-overlay .supp-x { background: transparent; border: 1px solid var(--s-border); color: var(--s-muted); border-radius: 8px;
  width: 34px; height: 34px; flex: none; cursor: pointer; font-size: 14px; line-height: 1; }
.supp-overlay .supp-x:hover { border-color: var(--s-green); color: var(--s-green); }
.supp-overlay .supp-checkbox { flex: none; width: 34px; height: 34px; border-radius: 50%; border: 2px solid var(--s-border);
  background: var(--s-bg); color: #fff; font-size: 16px; font-weight: 800; cursor: pointer; }
.supp-overlay .supp-checkbox.on { background: var(--s-green); border-color: var(--s-green); }

.supp-overlay .supp-progress { margin-bottom: 14px; }
.supp-overlay .supp-prog-track { height: 10px; border-radius: 6px; background: var(--s-line); overflow: hidden; margin-bottom: 6px; }
.supp-overlay .supp-prog-fill { height: 100%; background: var(--s-green); border-radius: 6px; transition: width .2s; }
.supp-overlay .supp-stat { text-align: center; padding: 6px 0; }
.supp-overlay .supp-stat-n { font-size: 30px; font-weight: 800; color: var(--s-green); line-height: 1.1; }
.supp-overlay .supp-stat-l { font-size: 12.5px; color: var(--s-muted); margin-top: 3px; }

.supp-overlay .supp-toggle { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; font-size: 14px; }
.supp-overlay .supp-toggle input { width: 20px; height: 20px; accent-color: var(--s-green); }

/* calendar */
.supp-overlay .supp-cal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; font-size: 15px; }
.supp-overlay .supp-cal-dow { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; margin-bottom: 4px; }
.supp-overlay .supp-cal-dow span { text-align: center; font-size: 10.5px; color: var(--s-dim); font-weight: 700; }
.supp-overlay .supp-cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.supp-overlay .supp-cal-cell { position: relative; aspect-ratio: 1/1; background: var(--s-bg); border: 1px solid var(--s-line);
  border-radius: 8px; color: var(--s-text); font-size: 12px; cursor: pointer; }
.supp-overlay .supp-cal-cell.empty { background: transparent; border-color: transparent; cursor: default; }
.supp-overlay .supp-cal-cell.today { box-shadow: inset 0 0 0 2px var(--s-green); }
.supp-overlay .supp-cal-cell.full { background: rgba(34,197,94,.85); border-color: transparent; color: #04210f; font-weight: 700; }
.supp-overlay .supp-cal-cell.partial { background: rgba(245,158,11,.8); border-color: transparent; color: #3a2600; font-weight: 700; }
.supp-overlay .supp-cal-cell.miss { background: rgba(239,68,68,.28); border-color: rgba(239,68,68,.5); }
.supp-overlay .supp-cal-cell.sched { border-color: var(--s-border); }
.supp-overlay .supp-cal-legend { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 12px; }
.supp-overlay .supp-leg { display: flex; align-items: center; gap: 5px; font-size: 11.5px; color: var(--s-muted); }
.supp-overlay .supp-cal-dot { width: 11px; height: 11px; border-radius: 3px; display: inline-block; }
.supp-overlay .supp-cal-dot.full { background: rgba(34,197,94,.85); }
.supp-overlay .supp-cal-dot.partial { background: rgba(245,158,11,.8); }
.supp-overlay .supp-cal-dot.miss { background: rgba(239,68,68,.35); }
.supp-overlay .supp-cal-dot.sched { background: transparent; border: 1px solid var(--s-border); }
.supp-overlay .supp-cal-detail { margin-top: 14px; }
.supp-overlay .supp-cal-detail-h { font-weight: 700; font-size: 13px; margin-bottom: 8px; color: var(--s-text); }

/* toast */
.supp-overlay .supp-toast { position: fixed; left: 50%; bottom: calc(70px + env(safe-area-inset-bottom)); transform: translate(-50%, 20px);
  opacity: 0; background: var(--s-card); border: 1px solid var(--s-green); color: var(--s-text); padding: 11px 16px; border-radius: 12px;
  font-size: 13.5px; font-weight: 600; max-width: 88vw; text-align: center; box-shadow: 0 10px 30px rgba(0,0,0,.5);
  transition: opacity .25s, transform .25s; z-index: 10000; pointer-events: none; }
.supp-overlay .supp-toast.show { opacity: 1; transform: translate(-50%, 0); }

/* quick-add chips */
.supp-overlay .supp-chip-cat { font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--s-dim); font-weight: 700; margin: 12px 0 6px; }
.supp-overlay .supp-chips { display: flex; flex-wrap: wrap; gap: 7px; }
.supp-overlay .supp-chip { display: inline-flex; align-items: center; gap: 7px; background: var(--s-bg); border: 1px solid var(--s-border);
  color: var(--s-text); border-radius: 999px; padding: 7px 12px; font-size: 13px; font-weight: 600; cursor: pointer; }
.supp-overlay .supp-chip:hover { border-color: var(--s-green); }
.supp-overlay .supp-chip.have { opacity: .6; border-color: var(--s-green); }
.supp-overlay .supp-chip-add { color: var(--s-green); font-weight: 800; font-size: 14px; }

/* stacks (templates) */
.supp-overlay .supp-pills { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 14px; }
.supp-overlay .supp-pill { background: var(--s-bg); border: 1px solid var(--s-border); color: var(--s-muted); border-radius: 999px;
  padding: 8px 14px; font-size: 13px; font-weight: 600; cursor: pointer; }
.supp-overlay .supp-pill.on { background: var(--s-green-strong); border-color: var(--s-green-strong); color: #fff; }
.supp-overlay .supp-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; }
.supp-overlay .supp-stack { background: var(--s-card); border: 1px solid var(--s-border); border-radius: 14px; padding: 14px 15px;
  box-shadow: 0 1px 2px rgba(0,0,0,.22); }
.supp-overlay .supp-stack .supp-row-top strong { font-size: 15.5px; }
.supp-overlay .supp-pill-tag { font-size: 10.5px; font-weight: 700; color: var(--s-green); background: rgba(34,197,94,.14);
  border: 1px solid rgba(34,197,94,.4); border-radius: 999px; padding: 2px 9px; text-transform: uppercase; }
.supp-overlay .supp-stack-items { font-size: 12.5px; color: var(--s-muted); margin-top: 8px; line-height: 1.5; }