:root {
  color-scheme: light;
  /* Core palette */
  --bg-page: #f5f3f0;
  --bg-card: #ffffff;
  --bg-muted: #eef0f2;
  --border-subtle: #d5d9e0;
  --border-strong: #b7bfc9;
  --text-primary: #1f2430;
  --text-secondary: #525a68;
  --text-muted: #6f7684;
  --accent-soft: #647d92;
  --accent-soft-bg: #e8edf2;
  --accent-soft-border: #9caebe;

  /* Compatibility + derived tokens */
  --muted: var(--text-muted);
  --border-default: var(--border-subtle);
  --accent: var(--accent-soft);
  --accent-2: var(--accent-soft-border);
  --accent-strong: rgba(100, 125, 146, 0.32);
  --tag-optional: #9aa3b5;
  --surface-contrast: #1d222c;
  --text-contrast: #ffffff;
  --muted-surface-border: #c9cfd8;
  --muted-surface-bg: #f3f4f6;
  --note-warm-bg: #f1ebe2;
  --note-warm-border: #d9c9b4;
  --note-warm-text: #7a6840;
  --danger-border: #d4c0bc;
  --danger-bg: #f3e8e6;
  --overlay: rgba(31, 36, 48, 0.4);

  /* Session states */
  --session-high: #8fa5b7;
  --session-medium: #76879c;
  --tag-recommended: #5f7f71;
  --tag-not-ideal: #b19363;

  /* Spacing scale */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;

  /* Shape + depth */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.07);
  --shadow: 0 8px 18px rgba(0, 0, 0, 0.08);
}
* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  line-height: 1.45;
  background: var(--bg-page);
  color: var(--text-primary);
}

.wrap { max-width: 1280px; margin: 0 auto; padding: var(--space-4); }
h1 { margin: 0 0 var(--space-2); font-size: 24px; letter-spacing: -0.01em; }
h2 { margin: 0 0 var(--space-3); font-size: 17px; }
h3 { margin: var(--space-3) 0 var(--space-2); font-size: 14px; }
.muted { color: var(--muted); }
.grid { display: grid; gap: var(--space-4); }

.layout { display: block; }
.layout__main { min-width: 0; }
.layout__side { position: static; }

@media (min-width: 980px) {
  .layout {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 16px;
    align-items: start;
  }

  .layout__side { position: sticky; top: 12px; }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-default);
  background: var(--bg-muted);
  color: var(--text-primary);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.btn--ghost {
  background: color-mix(in srgb, var(--bg-card) 90%, transparent);
}

.btn.is-active,
.btn--ghost.is-active {
  background: var(--accent-soft-bg);
  color: var(--accent);
  border-color: var(--accent-strong);
  box-shadow: inset 0 0 0 1px var(--accent-soft);
}

.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-soft) 35%, transparent);
}

.card { border: 1px solid var(--border-default); border-radius: var(--radius-md); padding: var(--space-4); background: var(--bg-card); }
.row { display: flex; gap: var(--space-2); align-items: center; flex-wrap: wrap; margin: var(--space-3) 0; }
.row label { min-width: 50px; }
select, input { padding: 8px 10px; border: 1px solid var(--border-default); border-radius: var(--radius-sm); transition: border-color 120ms ease, box-shadow 120ms ease; }
input:focus-visible, select:focus-visible { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-soft) 30%, transparent); }
button { padding: 8px 12px; border: 1px solid var(--border-default); border-radius: var(--radius-sm); background: var(--bg-muted); cursor: pointer; transition: filter 100ms ease-out, box-shadow 100ms ease-out; color: var(--text-primary); }
button.primary { background: var(--surface-contrast); color: var(--text-contrast); border-color: var(--surface-contrast); }
button.danger { border-color: var(--danger-border); background: var(--danger-bg); color: var(--text-secondary); }
button:active { transform: translateY(1px); }

.field { margin: var(--space-3) 0; display: grid; gap: var(--space-2); }
.checkbox { display: flex; gap: var(--space-2); align-items: center; }
hr { border: none; border-top: 1px solid var(--border-default); margin: var(--space-3) 0; }

.week-grid { display: grid; gap: var(--space-3); grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); margin-top: var(--space-3); align-items: start; }
@media (max-width: 520px) { .week-grid { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); } }
.day { border: 1px solid var(--border-default); border-radius: var(--radius-md); padding: var(--space-3); min-height: 140px; background: var(--bg-card); line-height: 1.45; transition: box-shadow 100ms ease-out, border-color 100ms ease-out; }
.day h4 { margin: 0; font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: var(--text-primary); }
.day__header { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); margin-bottom: var(--space-2); }
.day__progress { font-size: 12px; color: var(--text-secondary); }
.session { border: 1px solid var(--border-default); border-radius: var(--radius-sm); padding: var(--space-3); margin: var(--space-3) 0; background: var(--bg-card); transition: box-shadow 100ms ease-out, border-color 100ms ease-out, background 120ms ease-out; box-shadow: none; }
.session .top { display: flex; justify-content: space-between; gap: var(--space-2); align-items: center; }
.session-title { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; }
.slot-badge { font-size: 10px; padding: 2px 8px; border-radius: 999px; border: 1px solid var(--border-default); text-transform: uppercase; letter-spacing: .05em; color: var(--text-secondary); background: var(--bg-muted); }
.session-type { font-size: 15px; font-weight: 700; letter-spacing: -0.01em; color: var(--text-primary); }
.adapted-badge { font-size: 11px; padding: 2px 6px; border-radius: 6px; background: var(--note-warm-bg); color: var(--note-warm-text); border: 1px solid var(--note-warm-border); }
.session-duration { margin-top: var(--space-2); font-weight: 600; color: var(--text-secondary); font-size: 12px; }
.session-details { margin: var(--space-2) 0 0; font-size: 13px; color: var(--text-primary); line-height: 1.55; }
.session .top + .session-duration { margin-top: var(--space-2); }

.session[data-slot="AM"] {
  border-left: 3px solid var(--accent-strong);
  background: linear-gradient(180deg, var(--accent-soft), transparent 45%);
}

.session[data-slot="PM"] {
  border-left: 3px solid color-mix(in srgb, var(--accent-soft) 40%, transparent);
  background: var(--bg-muted);
}

.session[data-type="Swim"] {
  border-left: 3px solid color-mix(in srgb, var(--accent-soft) 65%, var(--bg-card) 35%);
}

.session[data-type="Bike"] {
  border-left: 3px solid color-mix(in srgb, var(--accent-soft) 55%, var(--bg-card) 45%);
}

.session[data-type="Run"] {
  border-left: 3px solid color-mix(in srgb, var(--accent-soft) 60%, var(--bg-card) 40%);
}

.session[data-type="Mobility"] {
  border-left: 3px solid color-mix(in srgb, var(--accent-soft) 50%, var(--bg-card) 50%);
}

.session[data-type="Off"],
.session:has(.session-type.off),
.session:has(.session-type.rest) {
  color: var(--text-secondary);
  background: var(--bg-muted);
  border: 1px dashed var(--border-default);
  box-shadow: none;
  opacity: 0.9;
}

.session[data-type="Off"] .slot-badge,
.session[data-type="Off"] .session-type,
.session[data-type="Off"] .session-duration,
.session[data-type="Off"] .session-details,
.session:has(.session-type.off) .slot-badge,
.session:has(.session-type.off) .session-type,
.session:has(.session-type.off) .session-duration,
.session:has(.session-type.off) .session-details,
.session:has(.session-type.rest) .slot-badge,
.session:has(.session-type.rest) .session-type,
.session:has(.session-type.rest) .session-duration,
.session:has(.session-type.rest) .session-details {
  color: var(--text-muted);
}

.session[data-type="Off"] .done-toggle,
.session:has(.session-type.off) .done-toggle,
.session:has(.session-type.rest) .done-toggle {
  display: none;
}
.tag { font-size: 11px; padding: 2px 7px; border-radius: var(--radius-sm); border: 1px solid var(--border-default); color: var(--text-secondary); white-space: nowrap; }
.tag.high { border-color: var(--session-high); color: var(--session-high); }
.tag.opt { border-color: var(--border-default); color: var(--text-secondary); background: transparent; }
.session p { margin: var(--space-2) 0 0; font-size: 13px; color: var(--text-primary); line-height: 1.5; }

.session.done {
  background: var(--accent-soft-bg);
  border-color: var(--accent-strong);
  color: var(--text-secondary);
  box-shadow: inset 0 0 0 1px var(--accent-soft);
}
.session.done .session-type,
.session.done .session-duration,
.session.done .session-details,
.session.done .slot-badge {
  color: var(--text-secondary);
}
.session.done .slot-badge {
  background: var(--accent-soft-bg);
  border-color: var(--accent-strong);
}

.note { margin-top: var(--space-3); border: 1px dashed var(--border-default); border-radius: var(--radius-md); padding: var(--space-3); background: var(--bg-card); font-size: 13px; }
.missed { display: grid; gap: var(--space-2); margin: var(--space-3) 0; }
.file { position: relative; display: inline-flex; align-items: center; gap: var(--space-2); padding: 9px 12px; border: 1px solid var(--border-default); border-radius: var(--radius-sm); background: var(--bg-muted); cursor: pointer; }
.file input { display: none; }
.nav {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-2);
  flex-wrap: wrap;
}
.nav a {
  text-decoration: none;
  color: var(--muted);
  font-weight: 600;
}
.nav a.active {
  color: var(--accent);
  text-decoration: none;
}
.nav a.active::after {
  content: "";
  display: block;
  height: 2px;
  margin-top: 4px;
  background: var(--accent);
  border-radius: 999px;
}

.calendar {
  margin: var(--space-3) 0;
  padding: 12px;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--bg-card) 92%, transparent);
  box-shadow: inset 0 1px 0 color-mix(in srgb, var(--text-primary) 4%, transparent);
  max-height: calc(100vh - 28px);
  overflow: auto;
}

.calendar__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-2);
  flex-wrap: wrap;
  row-gap: 6px;
}

.calendar__title h3 { margin: 0; font-size: 14px; letter-spacing: -0.01em; }

.calendar__summary {
  margin-top: 2px;
  font-size: 12px;
  min-height: 16px;
  color: var(--text-secondary);
  line-height: 1.35;
}

.calendar__controls {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  justify-content: flex-end;
}

.calendar__toggle {
  display: inline-flex;
  border: 1px solid var(--border-default);
  border-radius: 12px;
  background: var(--bg-card);
  overflow: hidden;
}

.calendar__toggle .btn {
  border: none;
  border-radius: 0;
  min-width: 64px;
  padding: 6px 10px;
  font-size: 12px;
  line-height: 1.2;
}

.calendar__toggle .btn + .btn { border-left: 1px solid var(--border-default); }

.calendar__legend {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  font-size: 11px;
  color: var(--text-secondary);
  flex-wrap: wrap;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.legend-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
  background: var(--border-default);
}

.legend-dot--am { background: color-mix(in srgb, var(--accent-soft) 65%, var(--bg-card) 35%); }
.legend-dot--pm { background: color-mix(in srgb, var(--accent-soft) 45%, var(--bg-card) 55%); }

.calendar__grid {
  margin-top: 8px;
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  column-gap: 6px;
  row-gap: 12px;
  min-height: 120px;
}

.cal-day {
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  padding: 6px;
  background: var(--bg-card);
  min-height: 84px;
  display: grid;
  align-content: start;
  gap: 6px;
  position: relative;
  isolation: isolate;
  transition: border-color 140ms ease, box-shadow 140ms ease, background 140ms ease;
}

.cal-day__num {
  font-weight: 700;
  font-size: 12px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cal-day__bars { display: grid; gap: 3px; }

.cal-bar {
  height: 5px;
  border-radius: 8px;
  background: color-mix(in srgb, var(--text-primary) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--border-default) 85%, transparent);
  box-shadow: inset 0 1px 0 color-mix(in srgb, var(--text-primary) 4%, transparent);
}

.cal-bar.is-done {
  background: color-mix(in srgb, var(--accent-soft) 78%, var(--bg-card) 22%);
  border-color: color-mix(in srgb, var(--accent-soft) 55%, var(--accent-strong) 45%);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent-soft) 40%, transparent);
}

.cal-bar.is-off {
  background: color-mix(in srgb, var(--bg-muted) 75%, transparent);
  border-style: dashed;
  border-color: color-mix(in srgb, var(--border-default) 70%, transparent);
  opacity: 0.5;
}

.cal-day:has(.cal-bar.is-done) {
  background: color-mix(in srgb, var(--accent-soft-bg) 70%, var(--bg-card) 30%);
  border-color: color-mix(in srgb, var(--accent-soft) 35%, var(--border-default) 65%);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent-soft) 25%, transparent);
}

.cal-day:has(.cal-bar.is-done) .cal-day__num {
  color: color-mix(in srgb, var(--text-primary) 85%, var(--accent-soft) 15%);
}

.cal-day:has(.cal-bar.is-done + .cal-bar.is-done) {
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent-soft) 32%, transparent),
    0 0 0 1px color-mix(in srgb, var(--accent-soft) 18%, transparent);
}

.cal-day:has(.cal-bar.is-done + .cal-bar.is-done)::after {
  content: "";
  position: absolute;
  inset: auto 8px 8px 8px;
  height: 6px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent-soft) 75%, var(--bg-card) 25%);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent-soft) 38%, transparent);
  opacity: 0.95;
  z-index: 1;
}

.cal-day:has(.cal-bar.is-off):not(:has(.cal-bar:not(.is-off))) {
  background: color-mix(in srgb, var(--bg-card) 96%, transparent);
  border-color: color-mix(in srgb, var(--border-default) 60%, transparent);
  box-shadow: none;
  color: var(--text-muted);
}

.cal-day:has(.cal-bar.is-off):not(:has(.cal-bar:not(.is-off))) .cal-day__num {
  opacity: 0.45;
}

.cal-day:has(.cal-bar.is-off):not(:has(.cal-bar:not(.is-off))) .cal-day__bars {
  display: none;
}

.cal-day.is-today {
  border-color: color-mix(in srgb, var(--accent-soft) 45%, var(--border-default) 55%);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent-soft) 45%, transparent);
}

.cal-day.is-today .cal-day__num {
  font-weight: 800;
  letter-spacing: -0.01em;
}

.cal-day.is-dim {
  color: var(--text-muted);
  background: color-mix(in srgb, var(--bg-card) 80%, transparent);
}

.calendar__note {
  margin-top: 8px;
  font-size: 11px;
  color: var(--text-muted);
}

@media (min-width: 980px) {
  .calendar {
    max-height: calc(100vh - 24px);
  }
}

/* =========================
   Soft Pastel Contrast Theme
   ========================= */
.muted {
  color: var(--text-secondary);
}

/* Borders */
.card, .day {
  border-color: var(--border-default);
}

/* Day card */
.day {
  background: var(--bg-card);
  padding: var(--space-3);
  transition: box-shadow 100ms ease-out, border-color 100ms ease-out;
}

/* Session tags */
.session .tag.high {
  color: var(--session-high);
  border-color: var(--session-high);
}
.session .tag {
  border-color: var(--border-default);
}
.session .tag.opt {
  color: var(--text-secondary);
  border-color: var(--border-default);
  background: transparent;
}


@media (hover: hover) {
  .day:hover {
    box-shadow: var(--shadow);
  }

  .session:hover {
    box-shadow: var(--shadow-sm);
  }

  button:hover {
    filter: brightness(0.97);
  }
}
.tag.recommended {
  background: var(--accent);
  color: var(--text-contrast);
}
.tag.not-ideal {
  background: var(--accent-2);
  color: var(--text-contrast);
}

.weekly-progress {
  margin-top: var(--space-3);
  border: 1px solid var(--border-default);
  background: color-mix(in srgb, var(--bg-card) 92%, transparent);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}

.weekly-progress__title { margin-bottom: 8px; }
.weekly-progress__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
}
@media (max-width: 700px) {
  .weekly-progress__grid { grid-template-columns: 1fr; }
}

.weekly-progress .k { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .04em; }
.weekly-progress .v { font-size: 13px; color: var(--text-primary); }

.weekly-progress__bar {
  margin-top: var(--space-2);
  height: 6px;
  background: color-mix(in srgb, var(--text-primary) 8%, transparent);
  border-radius: 999px;
  overflow: hidden;
}
.weekly-progress__barFill {
  height: 100%;
  background: var(--accent);
  border-radius: 999px;
}

.weekly-progress__note { margin-top: 8px; font-size: 12px; color: var(--text-secondary); background: color-mix(in srgb, var(--text-primary) 2%, transparent); padding: 8px 10px; border-radius: var(--radius-sm); }

@media (min-width: 1600px) {
  .wrap {
    max-width: 1600px;
  }
}

.weekly-progress {
  margin: var(--space-3) 0;
  padding: var(--space-3);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--bg-card) 94%, transparent);
}

.weekly-progress__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
}

@media (max-width: 700px) {
  .weekly-progress__grid { grid-template-columns: 1fr; }
}

.weekly-progress .k {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .04em;
}

.weekly-progress .v {
  font-size: 13px;
  color: var(--text-primary);
}

.weekly-progress__bar {
  margin-top: var(--space-2);
  height: 6px;
  background: color-mix(in srgb, var(--text-primary) 8%, transparent);
  border-radius: 999px;
  overflow: hidden;
}

.weekly-progress__barFill {
  height: 100%;
  background: var(--accent);
  border-radius: 999px;
}

#todayCard {
  grid-column: 1 / -1;
}

.highlight-card {
  border-left: 5px solid var(--accent);
}

#todaySessions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (max-width: 600px) {
  #todaySessions {
    grid-template-columns: 1fr;
  }
}

#todaySessions .session {
  padding: 10px;
  margin: 0; /* Remove margin since we use gap in grid */
}

#todaySessions .session .session-type {
  font-size: 14px;
}

#todaySessions .session .session-duration {
  margin-top: 8px;
  font-size: 12px;
}

#todaySessions .session .session-details {
  font-size: 12px;
  margin-top: 8px;
}

#todaySessions .session .slot-badge {
  font-size: 9px;
  padding: 2px 6px;
}

/* Adjust spacing for top row in compact view */
#todaySessions .session .top + .session-duration {
  margin-top: 8px;
}

dialog {
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 20px;
  background: var(--bg-card);
  box-shadow: var(--shadow);
  max-width: 500px;
  width: 90%;
}

dialog::backdrop {
  background: var(--overlay);
}