:root {
  --bg: #0f1216;
  --card: #181c22;
  --card-2: #1f242c;
  --line: #2b313a;
  --text: #eef1f5;
  --muted: #9aa3ae;
  --accent: #ff5a1f;
  --accent-2: #ff7a45;
  --ok: #22c55e;
  --warn: #eab308;
  --bad: #ef4444;
  --glass: rgba(14, 17, 22, 0.72);
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--text); }
button {
  font: inherit; color: var(--text); background: var(--card-2); border: 1px solid var(--line);
  border-radius: 8px; padding: 7px 12px; cursor: pointer;
}
button:hover { border-color: #46505d; }
button:disabled { opacity: 0.45; cursor: not-allowed; }
button.primary { background: var(--accent); border-color: var(--accent); font-weight: 600; }
button.primary:hover { background: var(--accent-2); }
button.danger { background: #3a1717; border-color: #6b2525; }
h2 { font-size: 15px; margin: 0 0 12px; letter-spacing: 0.02em; }
h2 small { color: var(--muted); font-weight: 400; margin-left: 6px; }
small { color: var(--muted); }
input[type=number], input[type=text], select {
  width: 100%; background: var(--bg); color: var(--text); border: 1px solid var(--line);
  border-radius: 6px; padding: 6px 8px; font: inherit; margin-top: 4px;
}
input[type=range] { width: 100%; accent-color: var(--accent); }

/* Accueil */
#home { min-height: 100%; }
.topbar { display: flex; align-items: baseline; gap: 14px; padding: 18px 28px; border-bottom: 1px solid var(--line); }
.brand { font-size: 22px; font-weight: 800; letter-spacing: -0.02em; color: var(--accent); }
.tagline { color: var(--muted); font-size: 13px; }
.top-links { margin-left: auto; display: flex; gap: 20px; flex-wrap: wrap; }
.top-links a { color: var(--accent); text-decoration: none; font-size: 14px; }
.top-links a:hover { text-decoration: underline; }
.home-grid { display: grid; grid-template-columns: 320px 1fr; gap: 24px; padding: 24px 28px 110px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px; margin-bottom: 16px; }
.device { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 10px 0; border-top: 1px solid var(--line); }
.device:first-of-type { border-top: 0; }
.device-info { display: flex; align-items: center; gap: 10px; }
.device-info small { display: block; font-size: 12px; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: #4b5360; flex: none; }
.device[data-state=connected] .dot { background: var(--ok); box-shadow: 0 0 8px var(--ok); }
.device[data-state=connecting] .dot, .device[data-state=reconnecting] .dot { background: var(--warn); }
.btns { display: flex; gap: 6px; }
.live-hr { display: flex; align-items: baseline; gap: 4px; margin-left: auto; }
.live-hr b { font-size: 22px; font-variant-numeric: tabular-nums; }
.live-hr small { font-size: 11px; }
.live-hr .heart { color: #f43f5e; font-size: 16px; display: inline-block; animation: beat 1s ease-out infinite; }
.live-hr.stale b, .live-hr.stale .heart { color: var(--muted); animation: none; }
/* Live power and cadence, styled like the heart rate */
.live-metric { display: flex; align-items: baseline; gap: 4px; margin-left: auto; }
.live-metric b { font-size: 22px; font-variant-numeric: tabular-nums; }
.live-metric small { font-size: 11px; }
.live-metric .icon { font-size: 16px; }
.live-power .icon { color: var(--accent); }
.live-cadence .icon { color: #38bdf8; }
.live-metric.stale b, .live-metric.stale .icon { color: var(--muted); }
@keyframes beat { 0%, 100% { transform: scale(1); } 15% { transform: scale(1.35); } 30% { transform: scale(1); } }
.btns button { padding: 5px 9px; font-size: 13px; }
.device-info small.saved { color: #7d8794; font-size: 11px; }
.device-info small.saved:empty { display: none; }
.reconnect { display: flex; flex-direction: column; gap: 6px; margin-top: 10px; }
.reconnect button { width: 100%; }
#reconnect-hint code { font-size: 10.5px; word-break: break-all; color: var(--text); }
.diag { margin-top: 10px; border-top: 1px solid var(--line); padding-top: 8px; font-size: 12px; color: var(--muted); }
.diag summary { cursor: pointer; }
.diag pre { background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 8px; white-space: pre-wrap; word-break: break-all; color: var(--text); font-size: 11px; }
.diag button { padding: 3px 9px; font-size: 12px; }
.warn { background: #3a2f12; border: 1px solid #6b5520; color: #f5d98b; padding: 8px 10px; border-radius: 8px; font-size: 13px; }
.profile { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.profile label { font-size: 12px; color: var(--muted); }
.profile label.full { grid-column: 1 / -1; }
.ftp-calc { margin-top: 10px; border-top: 1px solid var(--line); padding-top: 8px; font-size: 13px; }
.ftp-calc summary { cursor: pointer; color: var(--accent); }
.ftp-row { display: grid; grid-template-columns: 1fr 1.4fr; gap: 10px; margin: 10px 0 8px; }
.ftp-row label { font-size: 12px; color: var(--muted); }
.ftp-out { background: var(--card-2); border-radius: 8px; padding: 8px 10px; margin-bottom: 8px; color: var(--muted); }
.ftp-out b { color: var(--text); font-size: 20px; font-variant-numeric: tabular-nums; }
.profile-head { display: flex; gap: 6px; margin-bottom: 12px; }
.profile-head select { flex: 1; margin-top: 0; font-weight: 600; }
.profile-head button { padding: 5px 9px; font-size: 13px; white-space: nowrap; }
.hint { color: var(--muted); font-size: 12px; margin: 10px 0 0; }
.history { list-style: none; padding: 0; margin: 0; font-size: 13px; }
.history li { display: flex; justify-content: space-between; gap: 8px; padding: 8px 0; border-top: 1px solid var(--line); }
.history li:first-child { border-top: 0; }
.history li button { padding: 2px 8px; font-size: 12px; }
.history .empty { color: var(--muted); }

.routes { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; margin-bottom: 26px; }
.route-card, .workout-card {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px; cursor: pointer; text-align: left;
  transition: border-color 0.15s, transform 0.15s;
}
.route-card:hover, .workout-card:hover { transform: translateY(-2px); }
.route-card.selected, .workout-card.selected { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; }
.route-card h3, .workout-card h3 { margin: 0 0 2px; font-size: 15px; }
.route-card canvas { width: 100%; height: 70px; margin: 10px 0 8px; display: block; }
.stats { display: flex; gap: 14px; font-size: 13px; }
.stats b { display: block; font-size: 15px; }
.row-title { display: flex; justify-content: space-between; align-items: baseline; }
.import { font-size: 13px; color: var(--accent); cursor: pointer; text-decoration: none; }
.workout-links { display: flex; gap: 18px; }
.workout-card .edit-link { display: inline-block; margin-top: 6px; font-size: 12px; color: var(--accent); text-decoration: none; }
.workouts { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; }
.workout-card { padding: 12px; }
.workout-card canvas { width: 100%; height: 34px; display: block; margin-top: 8px; }
.workout-card small { display: block; font-size: 12px; }
.start-bar {
  position: fixed; left: 0; right: 0; bottom: 0; display: flex; justify-content: flex-end; align-items: center; gap: 18px;
  padding: 14px 28px; background: rgba(15, 18, 22, 0.92); border-top: 1px solid var(--line); backdrop-filter: blur(6px);
}
#start-summary { color: var(--muted); font-size: 14px; }
#start { padding: 11px 30px; font-size: 16px; }

/* Sortie */
#ride { position: fixed; inset: 0; }
#world { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.hud { position: absolute; inset: 0; pointer-events: none; }
.hud > * { pointer-events: auto; }
.panel { background: var(--glass); border: 1px solid rgba(255, 255, 255, 0.08); border-radius: 12px; backdrop-filter: blur(6px); }
.hud-top { position: absolute; top: 12px; left: 50%; transform: translateX(-50%); display: flex; gap: 6px; }
.tile { background: var(--glass); border-radius: 10px; padding: 6px 12px; min-width: 78px; text-align: center; backdrop-filter: blur(6px); }
.tile small { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; }
.tile b { font-size: 24px; font-variant-numeric: tabular-nums; }
.tile span { font-size: 12px; color: var(--muted); margin-left: 3px; }
.tile.off { background: rgba(234, 179, 8, 0.45); animation: blink 1s ease-in-out infinite; }
@keyframes blink { 50% { background: rgba(234, 179, 8, 0.2); } }
.tile.big { min-width: 130px; border-bottom: 4px solid #8a8f98; }
.tile.big b { font-size: 38px; }
.tile em { display: block; font-style: normal; font-size: 12px; color: var(--muted); }
.hud-left { position: absolute; top: 108px; left: 12px; width: 230px; padding: 12px; }
.modes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; margin-bottom: 12px; }
.modes button { padding: 6px 0; font-size: 12px; font-weight: 600; }
.modes button.active { background: var(--accent); border-color: var(--accent); }
.ctl { display: none; }
.ctl.active { display: block; }
.ctl label, .ctl-effort label { font-size: 12px; color: var(--muted); display: flex; justify-content: space-between; margin: 6px 0 4px; }
.ctl label.check { justify-content: flex-start; gap: 6px; color: var(--text); }
.stepper { display: flex; align-items: center; gap: 6px; }
.stepper output { flex: 1; text-align: center; font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; }
.stepper button { width: 40px; font-size: 18px; padding: 4px 0; }
.stepper.small output { font-size: 14px; }
.stepper.small button { width: 28px; font-size: 14px; }
#grade-stepper.disabled { opacity: 0.35; pointer-events: none; }
.ctl-effort { border-top: 1px solid var(--line); margin-top: 12px; padding-top: 6px; }
.sim-tools { border-top: 1px solid var(--line); margin-top: 12px; padding-top: 6px; }
.sim-tools label { font-size: 12px; color: var(--muted); display: flex; justify-content: space-between; gap: 6px; margin: 6px 0 4px; }
.sim-tools output { color: var(--text); font-variant-numeric: tabular-nums; }
.time-scales { display: grid; grid-template-columns: repeat(6, 1fr); gap: 3px; }
.time-scales button { padding: 4px 0; font-size: 12px; }
.time-scales button.active { background: #7c3aed; border-color: #7c3aed; }
.keys { color: var(--muted); font-size: 11px; margin: 10px 0 0; }
.hud-right { position: absolute; top: 108px; right: 12px; width: 200px; display: flex; flex-direction: column; gap: 8px; }
.grade-badge { background: var(--glass); border-radius: 12px; padding: 8px 12px; text-align: center; backdrop-filter: blur(6px); }
.grade-badge small { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; }
.grade-badge b { font-size: 34px; font-variant-numeric: tabular-nums; }
.grade-badge span { display: block; font-size: 11px; color: var(--muted); }
#minimap { width: 200px; height: 200px; background: var(--glass); border-radius: 12px; }
.lap { background: var(--glass); border-radius: 10px; padding: 6px 10px; font-size: 13px; text-align: center; }
.lap:empty { display: none; }
.hud-bottom { position: absolute; left: 12px; right: 12px; bottom: 12px; display: flex; flex-direction: column; gap: 8px; }
.bottom-row { display: grid; grid-template-columns: 1fr 2fr; gap: 8px; }
.bottom-row .panel { padding: 6px 8px; }
.bottom-row canvas, #wo-chart { width: 100%; display: block; }
#wo-chart { height: 64px; }
#live-chart, #profile-chart { height: 84px; }
.workout { padding: 10px 12px; }
.workout-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 6px; }
.workout-head small { display: block; font-size: 12px; }
.wo-count { text-align: center; }
.wo-count b { font-size: 28px; font-variant-numeric: tabular-nums; }
.wo-ctl { display: flex; gap: 8px; align-items: center; }
.ride-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-top: 12px; }
.pause-veil {
  position: absolute; inset: 0; display: grid; place-items: center; background: rgba(0, 0, 0, 0.45);
  font-size: 26px; font-weight: 700; pointer-events: none;
}

/* End-of-ride modal */
.modal { position: fixed; inset: 0; background: rgba(0, 0, 0, 0.6); display: grid; place-items: center; z-index: 20; padding: 16px; }
.modal-box { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 22px; width: min(640px, 100%); max-height: 90vh; overflow: auto; }
.modal-box h2 { font-size: 20px; margin-bottom: 2px; }
.summary-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 18px 0; }
.summary-grid div { background: var(--card-2); border-radius: 10px; padding: 10px; }
.summary-grid small { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; }
.summary-grid b { font-size: 20px; font-variant-numeric: tabular-nums; }
.zones-bar { display: flex; height: 16px; border-radius: 6px; overflow: hidden; margin: 6px 0; }
.zones-legend { display: flex; flex-wrap: wrap; gap: 10px; font-size: 12px; color: var(--muted); }
.zones-legend i { display: inline-block; width: 9px; height: 9px; border-radius: 2px; margin-right: 4px; }
.callout { background: #1d2b1f; border: 1px solid #2f5b37; border-radius: 10px; padding: 12px; margin: 14px 0; }
.callout.pr { background: #2c2412; border-color: #6b5520; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }

.toasts { position: fixed; top: 96px; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; gap: 6px; z-index: 30; align-items: center; }
.toast { background: #22272f; border: 1px solid var(--line); border-radius: 10px; padding: 9px 14px; font-size: 14px; box-shadow: 0 6px 24px rgba(0, 0, 0, 0.4); animation: pop 0.2s ease-out; }
@keyframes pop { from { transform: translateY(8px); opacity: 0; } }

@media (max-width: 900px) {
  .home-grid { grid-template-columns: 1fr; padding: 16px 16px 110px; }
  .hud-top { flex-wrap: wrap; justify-content: center; width: calc(100% - 24px); }
  .tile { min-width: 64px; padding: 4px 8px; }
  .tile b { font-size: 18px; }
  .tile.big b { font-size: 26px; }
  .hud-left { top: auto; bottom: 230px; width: 200px; }
  .hud-right { top: 150px; width: 130px; }
  #minimap { width: 130px; height: 130px; }
  .bottom-row { grid-template-columns: 1fr; }
  .bottom-row .live { display: none; }
  .summary-grid { grid-template-columns: repeat(2, 1fr); }
}

/* "Live Sensors" screen (same page as the app) */
.sensors-wrap { padding: 24px 28px; }
.sensor-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.sensor { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 20px; display: flex; flex-direction: column; gap: 10px; }
.sensor h2 { margin: 0; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; font-size: 13px; }
.sensor .value { display: flex; align-items: baseline; gap: 8px; }
.sensor .value b { font-size: clamp(64px, 12vw, 112px); line-height: 1; font-variant-numeric: tabular-nums; font-weight: 800; }
.sensor .value span { font-size: 22px; color: var(--muted); }
.sensor[data-live=hrm] .value b { color: #f43f5e; }
.sensor[data-live=cadence] .value b { color: #38bdf8; }
.sensor[data-live=trainer] .value b { color: var(--accent); }
.sensor.stale .value b { color: #4b5360; }
.sensor .extra { font-size: 14px; color: var(--muted); min-height: 1.2em; }
.sensor .state { font-size: 13px; color: var(--muted); }
.sensor .state.ok { color: var(--ok); }
.sensor .btns { align-self: flex-start; }
.resistance { margin-top: 16px; }
.resistance.disabled .res-row { opacity: 0.4; pointer-events: none; }
.res-row { display: flex; align-items: center; gap: 14px; }
.res-row input { flex: 1; height: 28px; }
.res-row button { width: 52px; height: 52px; font-size: 26px; padding: 0; align-self: center; }
.res-row .value b { font-size: 56px; color: #a78bfa; min-width: 3ch; text-align: right; }

/* "Workout Designer" screen (same page as the app) */
.designer { display: grid; grid-template-columns: 260px 1fr; gap: 20px; padding: 20px 28px 40px; }
.designer > * { min-width: 0; } /* the table scrolls inside its card instead of widening the page */
.my-list { list-style: none; margin: 0 0 12px; padding: 0; }
.my-list li { display: flex; align-items: center; gap: 6px; padding: 8px 10px; border-radius: 8px; cursor: pointer; }
.my-list li:hover { background: var(--card-2); }
.my-list li.active { background: var(--card-2); box-shadow: inset 3px 0 0 var(--accent); }
.my-list li span { flex: 1; font-size: 14px; }
.my-list li small { font-size: 12px; }
.my-list li button { padding: 2px 8px; font-size: 12px; }
.my-list .empty { color: var(--muted); cursor: default; font-size: 13px; }
.head-row { display: flex; gap: 10px; align-items: end; flex-wrap: wrap; }
.head-row label { font-size: 12px; color: var(--muted); flex: 1; min-width: 200px; }
.totals { display: flex; gap: 22px; margin: 14px 0 8px; font-size: 13px; color: var(--muted); }
.totals b { display: block; font-size: 20px; color: var(--text); font-variant-numeric: tabular-nums; }
#dz-preview { width: 100%; height: 120px; display: block; background: var(--bg); border-radius: 8px; }
.legend { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-top: 10px; font-size: 12px; color: var(--muted); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }
.legend b { color: var(--text); font-weight: 600; }
.legend .sep { width: 1px; height: 14px; background: var(--line); }
.steps-wrap { overflow-x: auto; }
table.steps { min-width: 900px; width: 100%; border-collapse: collapse; margin-top: 16px; font-size: 14px; }
table.steps th { text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); font-weight: 600; padding: 6px; border-bottom: 1px solid var(--line); }
table.steps td { padding: 6px; border-bottom: 1px solid var(--line); vertical-align: middle; }
table.steps input, table.steps select { margin-top: 0; }
table.steps select { min-width: 120px; }
table.steps input[data-f=label] { min-width: 110px; }
table.steps input.cad { width: 72px; }
.dur { display: flex; align-items: center; gap: 4px; }
.dur input { width: 64px; }
.val { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; font-size: 13px; color: var(--muted); }
.val input { width: 80px; }
.val small { white-space: nowrap; }
.swatch { display: inline-block; width: 10px; height: 28px; border-radius: 3px; }
.row-actions { display: flex; gap: 4px; justify-content: flex-end; }
.row-actions button { padding: 3px 8px; font-size: 13px; }
.toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 12px; }
.toolbar .repeat { display: flex; gap: 6px; align-items: center; margin-left: auto; font-size: 13px; color: var(--muted); }
.toolbar .repeat input { width: 56px; margin-top: 0; }
.save-bar { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }
@media (max-width: 900px) { .designer { grid-template-columns: 1fr; } }

/* Sign-in screen and signed-in user */
#login { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
.login-box { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 28px; width: min(420px, 100%); text-align: center; }
.login-box .brand { font-size: 30px; }
.login-box p { color: var(--muted); font-size: 14px; }
.login-providers { display: flex; flex-direction: column; gap: 10px; margin: 20px 0 8px; }
.login-btn { display: block; padding: 12px 16px; border-radius: 10px; border: 1px solid var(--line); background: var(--card-2); color: var(--text); text-decoration: none; font-weight: 600; }
.login-btn:hover { border-color: var(--accent); }
.dev-login { margin-top: 16px; display: flex; gap: 8px; align-items: end; text-align: left; }
.dev-login label { flex: 1; font-size: 12px; color: var(--muted); }
.top-links .user { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: 13px; }
.top-links .user button { padding: 3px 9px; font-size: 12px; }
.import-banner { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin: 0 0 20px; }
.rig-line { font-size: 12px; color: var(--muted); margin: 10px 0 0; }
.rig-line button { padding: 0 6px; font-size: 12px; }
.rig-line a { color: var(--accent); }
#rig-status[data-state=connected] #rig-state { color: var(--ok); }
#rig-status[data-state=offline] #rig-state, #rig-status[data-state=replaced] #rig-state { color: var(--warn); }