/* Protocole — design system (dark, mobile-first) */
:root {
  color-scheme: dark;
  --bg: #0d0d0d;
  --surface: #1a1a19;
  --surface-2: #232321;
  --surface-3: #2c2c2a;
  --border: rgba(255, 255, 255, 0.10);
  --border-strong: rgba(255, 255, 255, 0.18);
  --ink: #ffffff;
  --ink-2: #c3c2b7;
  --muted: #898781;
  --grid: #2c2c2a;
  --axis: #383835;
  --accent: #3987e5;
  --accent-ink: #ffffff;
  --good: #0ca30c;
  --warning: #fab219;
  --serious: #ec835a;
  --critical: #d03b3b;
  /* catégoriel (dark steps, ordre fixe) */
  --c1: #3987e5; --c2: #d95926; --c3: #199e70; --c4: #c98500;
  --c5: #d55181; --c6: #008300; --c7: #9085e9; --c8: #e66767;
  /* séquentiel bleu (heatmap) */
  --s0: #232321; --s1: #104281; --s2: #1c5cab; --s3: #2a78d6; --s4: #5598e7; --s5: #9ec5f4;
  --radius: 14px;
  --radius-sm: 10px;
  --gutter: 16px;
  --nav-h: 64px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --safe-b: env(safe-area-inset-bottom, 0px);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.45 var(--font);
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior-y: none;
}
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--accent); }
.tnum { font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }
.ink2 { color: var(--ink-2); }
.hidden { display: none !important; }

/* ---------- Layout ---------- */
.app { min-height: 100dvh; }
.main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 12px var(--gutter) calc(var(--nav-h) + 28px + var(--safe-b));
}
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  padding: calc(env(safe-area-inset-top, 0px) + 10px) var(--gutter) 10px;
}
.topbar-inner { max-width: 1120px; margin: 0 auto; display: flex; align-items: center; gap: 12px; min-height: 36px; }
.topbar h1 { font-size: 20px; font-weight: 700; margin: 0; letter-spacing: -0.01em; flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar .sub { font-size: 12px; color: var(--muted); font-weight: 500; letter-spacing: .06em; text-transform: uppercase; }

.nav {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
  height: calc(var(--nav-h) + var(--safe-b));
  padding-bottom: var(--safe-b);
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--border);
  display: grid; grid-template-columns: repeat(5, 1fr);
}
.nav a {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px;
  color: var(--muted); text-decoration: none; font-size: 11px; font-weight: 600; letter-spacing: .02em;
}
.nav a svg { width: 22px; height: 22px; }
.nav a.active { color: var(--ink); }
.nav a.active svg { color: var(--accent); }
.brand { display: none; }

@media (min-width: 900px) {
  .nav {
    top: 0; right: auto; width: 220px; height: 100dvh; padding: 24px 12px;
    grid-template-columns: 1fr; grid-auto-rows: auto; align-content: start; gap: 4px;
    border-top: 0; border-right: 1px solid var(--border);
  }
  .nav a { flex-direction: row; justify-content: flex-start; gap: 12px; padding: 0 14px; height: 48px; border-radius: 10px; font-size: 14px; }
  .nav a.active { background: var(--surface-2); }
  .brand { display: block; padding: 0 14px 22px; }
  .brand b { display: block; font-size: 17px; letter-spacing: .14em; }
  .brand span { font-size: 11px; color: var(--muted); letter-spacing: .08em; text-transform: uppercase; }
  .topbar, .main { margin-left: 220px; }
  .topbar-inner { max-width: 1120px; }
  .main { padding-bottom: 48px; }
}

/* ---------- Cards & grids ---------- */
.stack { display: grid; gap: 12px; }
.grid-2 { display: grid; gap: 12px; }
.grid-3 { display: grid; gap: 12px; }
@media (min-width: 720px) { .grid-2 { grid-template-columns: 1fr 1fr; } .grid-3 { grid-template-columns: repeat(3, 1fr); } }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  min-width: 0;
}
.card-h { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 12px; }
.card-h h2, .card-h h3 { margin: 0; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); }
.card-h .right { display: flex; gap: 6px; align-items: center; }
.section-title { margin: 22px 2px 8px; font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }

.kpis { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (min-width: 720px) { .kpis { grid-template-columns: repeat(4, 1fr); } }
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; min-width: 0; }
.kpi .label { font-size: 12px; color: var(--muted); font-weight: 600; }
.kpi .value { font-size: 28px; font-weight: 700; letter-spacing: -0.02em; margin-top: 4px; line-height: 1.1; }
.kpi .value small { font-size: 14px; font-weight: 600; color: var(--ink-2); margin-left: 2px; }
.kpi .foot { font-size: 12px; color: var(--ink-2); margin-top: 4px; }
.delta-up { color: var(--good); }
.delta-down { color: var(--critical); }

/* ---------- Buttons & inputs ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 40px; padding: 0 16px; border-radius: 10px; border: 1px solid var(--border-strong);
  background: var(--surface-2); color: var(--ink); font-weight: 600; font-size: 14px; white-space: nowrap;
}
.btn:active { transform: scale(.98); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.ghost { background: transparent; border-color: transparent; color: var(--ink-2); }
.btn.danger { color: var(--critical); }
.btn.sm { height: 32px; padding: 0 10px; font-size: 13px; border-radius: 8px; }
.btn.icon { width: 40px; padding: 0; }
.btn.icon.sm { width: 32px; }
.btn svg { width: 18px; height: 18px; }
.btn.block { width: 100%; }

.field { display: grid; gap: 6px; }
.field label { font-size: 12px; font-weight: 600; color: var(--muted); }
.input, .select, .textarea {
  width: 100%; height: 44px; padding: 0 12px; border-radius: 10px;
  background: var(--surface-2); border: 1px solid var(--border); color: var(--ink);
  outline: none; font-size: 16px; /* 16px = pas de zoom iOS */
}
.textarea { height: auto; min-height: 88px; padding: 10px 12px; resize: vertical; line-height: 1.45; }
.input:focus, .select:focus, .textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent); }
.row { display: flex; gap: 8px; align-items: center; }
.row > .grow { flex: 1; min-width: 0; }

.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip {
  height: 32px; padding: 0 12px; border-radius: 999px; border: 1px solid var(--border-strong);
  background: transparent; color: var(--ink-2); font-size: 13px; font-weight: 600;
}
.chip.on { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.seg { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px; padding: 3px; gap: 2px; }
.seg button { height: 34px; border: 0; border-radius: 8px; background: transparent; color: var(--ink-2); font-weight: 600; font-size: 13px; padding: 0 4px; }
.seg button.on { background: var(--surface-3); color: var(--ink); box-shadow: 0 1px 0 rgba(255,255,255,.06) inset; }

/* ---------- Jour ---------- */
.daynav { display: flex; align-items: center; gap: 4px; }
.weekstrip { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; }
.wd {
  border: 1px solid var(--border); background: var(--surface); border-radius: 12px; padding: 8px 0 8px;
  display: grid; justify-items: center; gap: 4px; color: var(--ink-2);
}
.wd .n { font-size: 11px; font-weight: 600; color: var(--muted); text-transform: uppercase; }
.wd .d { font-size: 16px; font-weight: 700; color: var(--ink); }
.wd .bar { width: 60%; height: 4px; border-radius: 2px; background: var(--surface-3); overflow: hidden; }
.wd .bar i { display: block; height: 100%; background: var(--accent); border-radius: 2px; }
.wd.sel { border-color: var(--ink); background: var(--surface-2); }
.wd.future { opacity: .45; }

.hero { display: grid; grid-template-columns: auto 1fr; gap: 18px; align-items: center; }
.ring { position: relative; width: 112px; height: 112px; }
.ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring .lbl { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; }
.ring .lbl b { font-size: 30px; letter-spacing: -0.02em; line-height: 1; }
.ring .lbl span { display: block; font-size: 11px; color: var(--muted); font-weight: 600; margin-top: 2px; }
.hero-stats { display: grid; gap: 10px; }
.hero-stats .hs { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; border-bottom: 1px solid var(--border); padding-bottom: 8px; }
.hero-stats .hs:last-child { border-bottom: 0; padding-bottom: 0; }
.hero-stats .hs span { color: var(--muted); font-size: 13px; }
.hero-stats .hs b { font-size: 17px; }
.motto { text-align: center; font-size: 12px; letter-spacing: .28em; text-transform: uppercase; color: var(--muted); margin: 4px 0 2px; font-weight: 700; }

.habits { display: grid; gap: 8px; }
.habit {
  display: grid; grid-template-columns: 6px 1fr auto; align-items: center; gap: 12px;
  min-height: 60px; padding: 10px 12px 10px 0; border-radius: 12px;
  background: var(--surface-2); border: 1px solid var(--border); text-align: left; width: 100%;
  overflow: hidden; position: relative;
}
.habit .stripe { width: 6px; align-self: stretch; margin: -10px 0; }
.habit .name { font-weight: 650; font-size: 16px; }
.habit .meta { font-size: 12px; color: var(--muted); margin-top: 2px; }
.habit .prog { height: 4px; border-radius: 2px; background: var(--surface-3); margin-top: 8px; overflow: hidden; }
.habit .prog i { display: block; height: 100%; border-radius: 2px; }
.check {
  width: 34px; height: 34px; border-radius: 10px; border: 2px solid var(--border-strong);
  display: grid; place-items: center; transition: background .15s, border-color .15s;
}
.check svg { width: 20px; height: 20px; opacity: 0; transition: opacity .15s; }
.habit.done { background: color-mix(in srgb, var(--surface-2) 70%, var(--hc) 14%); border-color: color-mix(in srgb, var(--hc) 45%, transparent); }
.habit.done .check { background: var(--hc); border-color: var(--hc); }
.habit.done .check svg { opacity: 1; }
.habit.off { opacity: .5; }

.body-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
@media (min-width: 720px) { .body-grid { grid-template-columns: repeat(4, 1fr); } }
.metric-in { background: var(--surface-2); border: 1px solid var(--border); border-radius: 12px; padding: 8px 10px; }
.metric-in label { display: block; font-size: 11px; color: var(--muted); font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.metric-in .row { gap: 4px; }
.metric-in input { width: 100%; border: 0; background: transparent; outline: none; font-size: 22px; font-weight: 700; padding: 2px 0; min-width: 0; }
.metric-in input::placeholder { color: var(--surface-3); }
.metric-in .u { color: var(--muted); font-size: 13px; font-weight: 600; }
.energy { display: grid; grid-template-columns: repeat(10, 1fr); gap: 4px; margin-top: 6px; }
.energy button { height: 34px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface-3); font-size: 13px; font-weight: 700; color: var(--ink-2); padding: 0; }
.energy button.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.energy button.lit { background: color-mix(in srgb, var(--accent) 35%, var(--surface-3)); color: var(--ink); }

.money-quick { display: grid; gap: 8px; }
.money-quick .btns { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.btn.in { background: color-mix(in srgb, var(--good) 22%, var(--surface-2)); border-color: color-mix(in srgb, var(--good) 50%, transparent); }
.btn.out { background: color-mix(in srgb, var(--critical) 22%, var(--surface-2)); border-color: color-mix(in srgb, var(--critical) 50%, transparent); }

.list { display: grid; }
.li { display: flex; align-items: center; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--border); min-height: 48px; }
.li:last-child { border-bottom: 0; }
.li .grow { flex: 1; min-width: 0; }
.li .t { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.li .s { font-size: 12px; color: var(--muted); }
.li .amt { font-weight: 700; }
.li.tap { cursor: pointer; }
.dot { width: 10px; height: 10px; border-radius: 3px; flex: none; }
.tag { font-size: 11px; font-weight: 700; color: var(--ink-2); border: 1px solid var(--border-strong); border-radius: 6px; padding: 1px 6px; letter-spacing: .02em; }

/* ---------- Charts ---------- */
.chart { position: relative; width: 100%; }
.chart svg { display: block; overflow: visible; }
.chart .axis text, .chart text.ax { fill: var(--muted); font-size: 11px; font-variant-numeric: tabular-nums; }
.tooltip {
  position: absolute; pointer-events: none; z-index: 5;
  background: #0b0b0b; border: 1px solid var(--border-strong); border-radius: 8px;
  padding: 6px 9px; font-size: 12px; white-space: nowrap; box-shadow: 0 6px 18px rgba(0,0,0,.4);
  transform: translate(-50%, calc(-100% - 10px));
}
.tooltip b { font-size: 13px; }
.tooltip .k { color: var(--muted); }
.legend { display: flex; flex-wrap: wrap; gap: 12px; font-size: 12px; color: var(--ink-2); margin-top: 8px; }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }
.empty { color: var(--muted); font-size: 13px; padding: 20px 0; text-align: center; }

.heat-wrap { overflow-x: auto; scrollbar-width: none; padding-bottom: 2px; }
.heat-wrap::-webkit-scrollbar { display: none; }
.heat-scale { display: flex; align-items: center; gap: 4px; font-size: 11px; color: var(--muted); margin-top: 8px; justify-content: flex-end; }
.heat-scale i { width: 11px; height: 11px; border-radius: 3px; display: inline-block; }

.hbars { display: grid; gap: 12px; }
.hbar .top { display: flex; justify-content: space-between; font-size: 14px; margin-bottom: 6px; gap: 8px; }
.hbar .top span:first-child { font-weight: 600; }
.hbar .track { height: 8px; border-radius: 4px; background: var(--surface-3); overflow: hidden; }
.hbar .track i { display: block; height: 100%; border-radius: 4px; }

.alloc { display: flex; height: 14px; border-radius: 7px; overflow: hidden; gap: 2px; background: var(--surface); }
.alloc i { display: block; height: 100%; }
.alloc i:first-child { border-radius: 7px 0 0 7px; }
.alloc i:last-child { border-radius: 0 7px 7px 0; }

.insights { display: grid; gap: 10px; }
.insight { display: grid; grid-template-columns: 28px 1fr; gap: 10px; align-items: start; font-size: 14px; color: var(--ink-2); }
.insight .ic { width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center; background: var(--surface-2); border: 1px solid var(--border); }
.insight .ic svg { width: 16px; height: 16px; }
.insight b { color: var(--ink); }

/* ---------- Saison ---------- */
.goal { padding: 12px 0; border-bottom: 1px solid var(--border); cursor: pointer; }
.goal:last-child { border-bottom: 0; }
.goal .top { display: flex; gap: 10px; align-items: flex-start; justify-content: space-between; }
.goal .t { font-weight: 600; }
.goal .pct { font-weight: 700; font-size: 15px; white-space: nowrap; }
.goal .track { height: 6px; border-radius: 3px; background: var(--surface-3); margin-top: 8px; overflow: hidden; }
.goal .track i { display: block; height: 100%; border-radius: 3px; background: var(--accent); }
.timebar { position: relative; height: 10px; border-radius: 5px; background: var(--surface-3); margin: 10px 0 6px; overflow: visible; }
.timebar i { display: block; height: 100%; border-radius: 5px; background: var(--ink-2); }
.timebar .mark { position: absolute; top: -4px; width: 3px; height: 18px; border-radius: 2px; background: var(--accent); }
.status { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 700; }
.status svg { width: 16px; height: 16px; }
.wg { display: flex; align-items: center; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--border); min-height: 48px; }
.wg:last-child { border-bottom: 0; }
.wg .check { width: 28px; height: 28px; border-radius: 8px; flex: none; }
.wg .check svg { width: 16px; height: 16px; }
.wg.done .check { background: var(--accent); border-color: var(--accent); }
.wg.done .check svg { opacity: 1; }
.wg.done .t { color: var(--muted); text-decoration: line-through; }
.wg .t { flex: 1; min-width: 0; }

/* ---------- Sheet (modale) ---------- */
.sheet-bg { position: fixed; inset: 0; background: rgba(0,0,0,.55); z-index: 50; opacity: 0; transition: opacity .2s; }
.sheet-bg.open { opacity: 1; }
.sheet {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 51; max-height: 88dvh; overflow-y: auto;
  background: var(--surface); border-top: 1px solid var(--border-strong); border-radius: 20px 20px 0 0;
  padding: 10px var(--gutter) calc(20px + var(--safe-b)); transform: translateY(100%); transition: transform .25s cubic-bezier(.2,.8,.2,1);
}
.sheet.open { transform: none; }
.sheet .grab { width: 40px; height: 5px; border-radius: 3px; background: var(--surface-3); margin: 0 auto 12px; }
.sheet h3 { margin: 0 0 14px; font-size: 18px; }
.sheet .stack { gap: 14px; }
.sheet .actions { display: flex; gap: 8px; margin-top: 18px; }
.sheet .actions .btn { flex: 1; }
@media (min-width: 720px) {
  .sheet { left: 50%; right: auto; bottom: 50%; width: 480px; border-radius: 18px; border: 1px solid var(--border-strong); transform: translate(-50%, 60%); opacity: 0; transition: transform .2s, opacity .2s; }
  .sheet.open { transform: translate(-50%, 50%); opacity: 1; }
}
input[type=range] { width: 100%; accent-color: var(--accent); height: 32px; }

.toast {
  position: fixed; left: 50%; bottom: calc(var(--nav-h) + 16px + var(--safe-b)); transform: translateX(-50%) translateY(20px);
  background: var(--ink); color: var(--bg); font-weight: 600; font-size: 14px; padding: 10px 16px; border-radius: 999px;
  opacity: 0; transition: all .2s; z-index: 60; pointer-events: none; white-space: nowrap;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- Login ---------- */
.login { min-height: 100dvh; display: grid; place-items: center; padding: var(--gutter); }
.login .box { width: 100%; max-width: 360px; display: grid; gap: 14px; }
.login h1 { margin: 0; font-size: 28px; letter-spacing: .18em; text-align: center; }
.login p { margin: 0 0 8px; text-align: center; color: var(--muted); font-size: 12px; letter-spacing: .22em; text-transform: uppercase; }
.err { color: var(--critical); font-size: 13px; min-height: 18px; text-align: center; }