/* ============================================================
   FitBridge v2 — CORE
   Tokens reused verbatim from web/home.css, extended with the
   two palettes from the data contract. CJK fallback added.
   ============================================================ */
:root {
  --bg: #EEF0F6;
  --bg-deep: #E3E6EF;
  --card-bg: #FFFFFF;
  --card-border: #E2E5EE;
  --card-shadow: 0 1px 2px rgba(20,30,50,.04), 0 14px 36px rgba(20,30,50,.06);
  --card-shadow-soft: 0 1px 2px rgba(20,30,50,.04), 0 6px 18px rgba(20,30,50,.04);

  --ink: #1B2438;
  --ink-2: #3C4458;
  --dim: #6B7689;
  --dim-2: #97A0B2;
  --hairline: #E8EAF1;

  --accent: #FF7849;
  --accent-strong: #E76233;
  --accent-soft: #FFE8DD;
  --hover-tint: #ECEEF5;

  --good: #16A878;
  --warn: #F59E0B;
  --crit: #D63A6A;
  --crit-important: #F5A524;   /* amber — Month "important" line (distinct from urgent red, high-contrast over sport tiles) */

  --radius: 22px;
  --radius-md: 14px;
  --radius-sm: 10px;

  --font-sans: "Inter", "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", monospace;

  /* sport palette (1a) */
  --sp-cycling: #C7E03A; --sp-cycling-pale: #E6F472;
  --sp-running: #F46591; --sp-running-pale: #FFE2EC;
  --sp-swimming: #4FA0DD; --sp-swimming-pale: #D9ECFB;
  --sp-strength: #6E78D9; --sp-strength-pale: #E2E5FA;
  --sp-yoga: #A678D9; --sp-yoga-pale: #EFE3FA;
  --sp-rest: #8FAE9C; --sp-rest-pale: #EEF2EF;
  --sp-race: #1D4ED8; --sp-race-pale: #DCE6FF;
  --sp-important: #D63A6A;

  /* intensity-zone palette (1b) — chart only */
  --z1: #C5CAD3; --z2: #6FB1E0; --z3: #54C17A; --z4: #F2A33C; --z5: #E0533B;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  font-family: var(--font-sans);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
button { font-family: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
input, textarea, select { font-family: inherit; }

/* ---------- Stage / fixed device frame ---------- */
#stage {
  position: fixed; inset: 0;
  background: #615F5C;
  overflow: hidden;
}
#frame {
  width: 1440px; height: 1080px;
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  transform-origin: center center;
  background:
    radial-gradient(95% 78% at 50% 98%, #D6E2F1 0%, #E3E9F3 38%, #EBEEF6 70%, #EEF0F7 100%);
  border-radius: 34px;
  box-shadow: 0 40px 120px -34px rgba(0,0,0,.6), 0 0 0 1px rgba(255,255,255,.04);
  display: flex;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.05);
}

/* ---------- Sidebar ---------- */
.sidebar {
  width: 88px; flex: 0 0 88px;
  background: var(--card-bg);
  border-right: 1px solid var(--hairline);
  padding: 26px 0 22px;
  display: flex; flex-direction: column; align-items: center;
  gap: 8px;
  z-index: 3;
}
.brand-mark {
  width: 38px; height: 33px;
  margin-bottom: 24px;
  background-image: url("../assets/brand/mark-single.png");
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}
.nav-btn {
  width: 52px; height: 52px; border-radius: 16px;
  display: grid; place-items: center;
  color: var(--dim); position: relative;
  transition: color .15s, background .15s, transform .12s;
}
.nav-btn:hover { background: rgba(0,0,0,.045); color: var(--ink); }
.nav-btn.is-active { background: var(--accent); color: #fff; box-shadow: 0 8px 22px rgba(255,120,73,.32); }
.nav-btn svg { width: 23px; height: 23px; }
.nav-btn .nav-dot {
  position: absolute; top: 11px; right: 13px;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--crit); border: 2px solid var(--card-bg);
}
.sidebar .spacer { flex: 1; }
.sidebar .nav-sep { width: 28px; height: 1px; background: var(--hairline); margin: 6px 0; }

/* ---------- Content host ---------- */
.content {
  flex: 1; min-width: 0; position: relative;
  display: flex; overflow: hidden;
}
.screen { display: none; width: 100%; min-width: 0; }
.screen.is-active { display: flex; }

/* generic scroll lock — only opted-in elements scroll */
.no-scroll { overflow: hidden; }

/* ---------- Shared primitives ---------- */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
}
.btn-pill {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 600; font-size: 14px; white-space: nowrap;
  padding: 11px 18px; border-radius: 999px;
  background: var(--card-bg); color: var(--ink);
  border: 1px solid var(--card-border);
  transition: background .15s, border-color .15s, transform .12s;
}
.btn-pill:hover { background: var(--hover-tint); transform: translateY(-1px); }
.btn-pill svg { width: 17px; height: 17px; }
.btn-pill.is-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-pill.is-primary:hover { background: var(--accent-strong); border-color: var(--accent-strong); }
.btn-pill.is-dark { background: var(--ink); color: #fff; border-color: var(--ink); }
.btn-pill.is-danger { background: #fff; color: var(--crit); border-color: var(--crit); }
.btn-pill.is-danger:hover { background: var(--crit); color: #fff; }
.btn-pill.is-warn { background: var(--warn); color: #fff; border-color: var(--warn); }
/* P5 Settings — sport-allowlist chips + action cards */
.set-sports { margin-top: 16px; }
.set-sports > label { font-size: 12.5px; font-weight: 700; color: var(--dim); text-transform: uppercase; letter-spacing: .05em; }
.set-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 9px; }
.set-chip {
  font-size: 13px; font-weight: 600; padding: 8px 13px; border-radius: 999px; cursor: pointer;
  background: var(--bg); color: var(--dim); border: 1.5px solid var(--card-border);
}
.set-chip.is-on { background: var(--accent-soft, #FFE8DD); color: var(--accent-strong); border-color: var(--accent); }
.set-card { background: var(--card-bg); border: 1px solid var(--card-border); border-radius: var(--radius-md); padding: 18px 20px; margin-bottom: 14px; }
.set-card h3 { font-size: 15px; font-weight: 800; margin-bottom: 8px; }
.set-card p { font-size: 13px; color: var(--ink-2); line-height: 1.5; margin-bottom: 6px; }
.set-card .set-muted { color: var(--dim); }
.set-card .btn-pill { margin-top: 8px; }

.seg {
  display: inline-flex; background: var(--bg); border-radius: 11px; padding: 3px; gap: 2px;
  border: 1px solid var(--card-border);
}
.seg button {
  font-size: 13px; font-weight: 600; padding: 7px 14px; border-radius: 8px;
  color: var(--dim);
}
.seg button.is-active { background: var(--card-bg); color: var(--ink); box-shadow: 0 1px 4px rgba(0,0,0,.07); }

.screen-head {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 28px;
}
.screen-head h1 {
  margin: 0; font-size: 30px; font-weight: 800; letter-spacing: -0.02em; color: var(--ink);
}
.screen-head .sub { margin: 5px 0 0; color: var(--dim); font-size: 14px; }

.section-label {
  font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.07em; color: var(--dim);
}

.avatar-img {
  object-fit: cover; background: var(--bg-deep);
  border: 1px solid var(--card-border);
}
.avatar-fallback {
  display: grid; place-items: center;
  background: linear-gradient(135deg, #FFB89A 0%, #FF7849 100%);
  color: #fff; font-weight: 700;
}

/* ---------- Toast (non-blocking; no alert/confirm anywhere) ---------- */
#toastWrap {
  position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%);
  z-index: 50; display: flex; flex-direction: column; gap: 8px; align-items: center;
  pointer-events: none;
}
.toast {
  display: flex; align-items: center; gap: 12px;
  background: var(--ink); color: #fff;
  font-size: 14px; font-weight: 500;
  padding: 12px 16px; border-radius: 13px;
  box-shadow: 0 12px 32px rgba(0,0,0,.28);
  opacity: 0; transform: translateY(14px);
  transition: opacity .28s ease, transform .28s ease;
  pointer-events: auto; max-width: 520px;
}
.toast.show { opacity: 1; transform: translateY(0); }
/* P4 — ultra-subtle "calendar refreshed" pill: a background plan refine landed. Small,
   muted, fully rounded; sits in the lower toast area and fades after ~2s. */
.toast.is-refresh {
  background: rgba(27, 36, 56, .86); font-size: 12.5px; font-weight: 500;
  padding: 8px 15px; border-radius: 999px; box-shadow: 0 8px 24px rgba(0,0,0,.2);
}
.toast.is-refresh .t-icon { width: 18px; height: 18px; flex-basis: 18px; }
.toast.is-refresh .t-icon svg { width: 12px; height: 12px; }
.toast .t-icon { width: 26px; height: 26px; border-radius: 8px; display: grid; place-items: center; flex: 0 0 26px; background: rgba(255,255,255,.14); }
.toast .t-icon svg { width: 15px; height: 15px; }
.toast.is-good .t-icon { background: rgba(22,168,120,.3); }
.toast.is-warn .t-icon { background: rgba(245,158,11,.3); }
.toast .t-body strong { font-weight: 700; }
.toast .t-undo {
  margin-left: 6px; font-size: 12.5px; font-weight: 700; color: #FFCDB8;
  padding: 5px 11px; border-radius: 8px; background: rgba(255,255,255,.1);
}
.toast .t-undo:hover { background: rgba(255,255,255,.2); }

/* P5 — mandatory goal modal (goal-first gate): a non-closable, centered card over a dark
   backdrop. No close/skip control — the only exit is establishing a goal. */
.goalgate {
  position: fixed; inset: 0; z-index: 999; display: grid; place-items: center;
  background: rgba(16, 22, 38, .62); backdrop-filter: blur(7px); padding: 24px;
}
.goalgate .gg-card {
  width: min(560px, 92vw); background: var(--card-bg, #fff); border-radius: 22px;
  box-shadow: 0 30px 80px rgba(0,0,0,.34); padding: 30px 32px 26px;
  display: flex; flex-direction: column; gap: 12px;
  animation: ggIn .32s cubic-bezier(.2,.8,.2,1);
}
@keyframes ggIn { from { opacity: 0; transform: translateY(16px) scale(.98); } to { opacity: 1; transform: none; } }
.goalgate .gg-h { font-size: 24px; font-weight: 800; letter-spacing: -0.02em; color: var(--ink); line-height: 1.2; }
.goalgate .gg-sub { font-size: 13.5px; color: var(--dim); line-height: 1.5; }
.goalgate .gg-log { display: flex; flex-direction: column; gap: 8px; max-height: 220px; overflow-y: auto; }
.goalgate .gg-log:empty { display: none; }
.goalgate .gg-msg { font-size: 13.5px; line-height: 1.5; padding: 9px 13px; border-radius: 13px; max-width: 86%; }
.goalgate .gg-user { align-self: flex-end; background: var(--accent, #FF7849); color: #fff; border-bottom-right-radius: 4px; }
.goalgate .gg-bot { align-self: flex-start; background: var(--bg, #F2F4F9); color: var(--ink); border-bottom-left-radius: 4px; }
.goalgate .gg-input {
  width: 100%; resize: none; font: inherit; font-size: 15px; color: var(--ink);
  border: 1.5px solid var(--card-border, #E2E6EF); border-radius: 13px; padding: 12px 14px;
  outline: none; background: var(--bg, #F7F9FC);
}
.goalgate .gg-input:focus { border-color: var(--accent, #FF7849); background: #fff; }
.goalgate .gg-submit {
  align-self: flex-end; font-size: 14.5px; font-weight: 800; color: #fff;
  background: var(--accent-strong, #E76233); border: 0; border-radius: 12px; padding: 11px 22px; cursor: pointer;
}
.goalgate .gg-submit:disabled { opacity: .6; cursor: default; }
.goalgate .gg-submit:not(:disabled):hover { filter: brightness(1.05); }
.goalgate .gg-close {
  position: absolute; top: 14px; right: 16px; border: 0; background: none; cursor: pointer;
  font-size: 24px; line-height: 1; color: var(--dim-2); padding: 2px 8px; border-radius: 8px;
}
.goalgate .gg-card { position: relative; }
.goalgate .gg-close:hover { background: var(--bg); color: var(--ink); }
/* V4 D1: goal-set is FOREGROUND — show a spinner while the macrocycle + 7-day window build. */
.goalgate .gg-spin { display: none; align-items: center; gap: 10px; padding-top: 4px; }
.goalgate .gg-card.is-busy .gg-spin { display: flex; }
.goalgate .gg-card.is-busy .gg-submit { display: none; }
.goalgate .gg-spin-txt { font-size: 13px; color: var(--dim); }
.goalgate .gg-ring {
  width: 18px; height: 18px; border-radius: 50%; flex: 0 0 auto;
  border: 2.5px solid var(--bg, #E8ECF3); border-top-color: var(--accent, #FF7849);
  animation: gg-rot .8s linear infinite;
}
@keyframes gg-rot { to { transform: rotate(360deg); } }
/* V4 D6: the landing's two-sync step (Sync watch + Sync calendar, both required). */
.goalgate .gg-syncs { display: flex; gap: 12px; margin-top: 4px; }
.goalgate .gg-syncbtn {
  flex: 1; padding: 14px 12px; border-radius: 14px; cursor: pointer; transition: all .12s;
  border: 1.5px solid var(--card-border, #E8ECF3); background: var(--bg, #F2F4F9);
  font-size: 14px; font-weight: 700; color: var(--ink);
}
.goalgate .gg-syncbtn:hover:not(:disabled) { border-color: var(--accent, #FF7849); }
.goalgate .gg-syncbtn.is-done { background: #E8F8EF; border-color: #45C8C6; color: #138066; cursor: default; }
.goalgate .gg-syncbtn:disabled { opacity: .7; }

/* mono pill for dev / placeholder labels */
.mono-tag {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.02em;
  color: var(--dim); background: var(--bg); border: 1px solid var(--card-border);
  border-radius: 6px; padding: 2px 7px;
}

/* demo time-travel dock — operator tool, demo mode only (mounted by main.js) */
.demo-dock {
  position: fixed; left: 14px; bottom: 14px; z-index: 9000;
  display: flex; align-items: center; gap: 8px;
  background: rgba(20, 26, 40, .92); color: #fff;
  border-radius: 999px; padding: 6px 8px 6px 13px;
  font-size: 12px; font-weight: 700;
  box-shadow: 0 6px 20px rgba(0, 0, 0, .25);
}
.demo-dock .dd-icon { font-size: 13px; }
.demo-dock .dd-now { font-variant-numeric: tabular-nums; opacity: .92; min-width: 92px; }
.demo-dock .dd-btns { display: flex; gap: 4px; }
.demo-dock .dd-btns button {
  border: 0; cursor: pointer; border-radius: 999px; color: #fff;
  background: rgba(255, 255, 255, .16);
  font-size: 11.5px; font-weight: 800; padding: 4px 9px; transition: background .12s;
}
.demo-dock .dd-btns button:hover { background: var(--accent); }
.demo-dock.is-busy { opacity: .6; pointer-events: none; }

/* demo launcher — fresh-visitor persona picker (mounted by main.js, demo only) */
.launcher {
  position: fixed; inset: 0; z-index: 9800; overflow: auto;
  background: radial-gradient(1200px 600px at 50% -8%, #fff 0%, var(--bg) 62%);
  display: flex; align-items: center; justify-content: center; padding: 40px 20px;
}
.launcher .lz-inner { width: min(1000px, 100%); text-align: center; }
.launcher .lz-brand { font-size: 14px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-strong); }
.launcher .lz-h { font-size: 40px; font-weight: 800; letter-spacing: -0.02em; margin: 10px 0 6px; color: var(--ink); }
.launcher .lz-sub { font-size: 15px; color: var(--dim); margin: 0 auto 28px; max-width: 560px; }
.launcher .lz-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.launcher .lz-card {
  text-align: left; cursor: pointer; font: inherit;
  background: #fff; border: 1px solid var(--card-border); border-radius: 18px;
  padding: 20px; display: flex; flex-direction: column; gap: 9px; min-height: 168px;
  box-shadow: var(--card-shadow-soft); transition: transform .12s, border-color .12s, box-shadow .12s;
}
.launcher .lz-card:hover { transform: translateY(-3px); border-color: var(--accent); box-shadow: var(--card-shadow); }
.launcher .lz-card-h { font-size: 19px; font-weight: 800; color: var(--ink); }
.launcher .lz-card-story { font-size: 13px; line-height: 1.45; color: var(--dim); flex: 1; }
.launcher .lz-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.launcher .lz-chip { font-size: 11px; font-weight: 700; color: var(--ink-2); background: var(--bg); border-radius: 999px; padding: 3px 9px; }
.launcher .lz-go { font-size: 13px; font-weight: 800; color: var(--accent-strong); }
.launcher .lz-blank { margin-top: 26px; border: 0; background: none; cursor: pointer; font: inherit; font-size: 14px; font-weight: 700; color: var(--dim); }
.launcher .lz-blank:hover { color: var(--ink); text-decoration: underline; }
.launcher.is-busy { pointer-events: none; }
.launcher.is-busy .lz-card:not(.is-loading) { opacity: .4; }
.launcher .lz-card.is-loading { border-color: var(--accent); }
.launcher .lz-card.is-loading .lz-go::after { content: " · 正在准备…"; }