/* ── Reset & Base ────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --teal:        #1D9E75;
  --teal-bg:     #E1F5EE;
  --teal-dark:   #0F6E56;
  --green:       #3B6D11;
  --green-bg:    #EAF3DE;
  --amber:       #BA7517;
  --amber-bg:    #FAEEDA;
  --amber-mid:   #EF9F27;
  --coral:       #993C1D;
  --coral-bg:    #FAECE7;
  --blue:        #185FA5;
  --blue-bg:     #E6F1FB;
  --gray-bg:     #F1EFE8;
  --text:        #1a1a18;
  --text-muted:  #5F5E5A;
  --text-hint:   #888780;
  --bg:          #ffffff;
  --bg-surface:  #F7F6F2;
  --border:      rgba(90,90,80,0.15);
  --border-md:   rgba(90,90,80,0.25);
  --radius:      12px;
  --radius-sm:   8px;
  --nav-h:       70px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --text:       #f0eeea;
    --text-muted: #B4B2A9;
    --text-hint:  #888780;
    --bg:         #1c1c1a;
    --bg-surface: #262624;
    --border:     rgba(200,198,190,0.12);
    --border-md:  rgba(200,198,190,0.22);
    --teal-bg:    #04342C;
    --green-bg:   #173404;
    --amber-bg:   #412402;
    --coral-bg:   #4A1B0C;
    --blue-bg:    #042C53;
    --gray-bg:    #2C2C2A;
  }
}

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-surface);
  color: var(--text);
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

/* ── App shell ───────────────────────────────────────── */
.app {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  background: var(--bg-surface);
  padding-bottom: calc(var(--nav-h) + env(safe-area-inset-bottom));
}

/* ── Header ──────────────────────────────────────────── */
.header {
  background: var(--bg);
  border-bottom: 0.5px solid var(--border);
  padding: 18px 16px 12px;
  padding-top: calc(18px + env(safe-area-inset-top));
  position: sticky;
  top: 0;
  z-index: 20;
}
.header-top { display: flex; align-items: center; justify-content: space-between; }
.greeting { font-size: 21px; font-weight: 600; color: var(--text); }
.date-str { font-size: 13px; color: var(--text-muted); margin-top: 1px; }
.avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--teal-bg); color: var(--teal-dark);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: 18px;
}

/* ── Tabs ─────────────────────────────────────────────── */
.tabs {
  display: flex; gap: 6px; padding: 12px 16px;
  overflow-x: auto; scrollbar-width: none;
  background: var(--bg);
  position: sticky; top: calc(64px + env(safe-area-inset-top)); z-index: 19;
  border-bottom: 0.5px solid var(--border);
}
.tabs::-webkit-scrollbar { display: none; }
.tab {
  flex-shrink: 0; padding: 7px 14px; border-radius: 20px;
  font-size: 13px; font-weight: 500; cursor: pointer;
  border: 0.5px solid var(--border-md);
  background: transparent; color: var(--text-muted);
  transition: all 0.15s; white-space: nowrap;
}
.tab.active { background: var(--text); color: var(--bg); border-color: transparent; }

/* ── Sections ─────────────────────────────────────────── */
.section { display: none; padding: 16px 16px 0; }
.section.active { display: block; }
.section-title { font-size: 16px; font-weight: 600; color: var(--text); margin-bottom: 14px; }

/* ── Cards ────────────────────────────────────────────── */
.card {
  background: var(--bg);
  border: 0.5px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 12px;
}

/* ── Steps ────────────────────────────────────────────── */
.steps-ring-wrap { display: flex; align-items: center; gap: 16px; }
.steps-info { flex: 1; }
.steps-num { font-size: 30px; font-weight: 600; color: var(--text); line-height: 1; }
.steps-goal { font-size: 12px; color: var(--text-muted); margin: 3px 0 8px; }
.steps-adj { display: flex; gap: 6px; flex-wrap: wrap; }
.adj-btn {
  padding: 5px 11px; border-radius: 16px; font-size: 12px; font-weight: 500;
  border: 0.5px solid var(--border-md); background: var(--bg-surface);
  color: var(--text); cursor: pointer; transition: transform 0.1s;
}
.adj-btn:active { transform: scale(0.95); }
.reset-btn {
  margin-top: 6px; padding: 4px 10px; font-size: 11px;
  border-radius: 12px; border: 0.5px solid var(--border);
  background: transparent; color: var(--text-hint); cursor: pointer;
}

/* ── Progress bars ────────────────────────────────────── */
.prog-bar-wrap {
  margin-top: 12px; background: var(--bg-surface);
  border-radius: 6px; height: 7px; overflow: hidden;
}
.prog-bar { height: 7px; border-radius: 6px; transition: width 0.4s ease; }
.teal-bar { background: var(--teal); }
.amber-bar { background: var(--amber-mid); }

/* ── Meal label / badge ───────────────────────────────── */
.meal-label {
  font-size: 11px; font-weight: 600; letter-spacing: 0.05em;
  text-transform: uppercase; color: var(--text-hint); margin-bottom: 8px;
}
.day-badge {
  display: inline-block; font-size: 11px; font-weight: 600;
  padding: 3px 10px; border-radius: 12px; margin-bottom: 10px;
}
.badge-chest   { background: var(--coral-bg); color: var(--coral); }
.badge-back    { background: var(--blue-bg);  color: var(--blue); }
.badge-legs    { background: var(--amber-bg); color: var(--amber); }
.badge-crossfit{ background: var(--green-bg); color: var(--green); }
.badge-rest    { background: var(--gray-bg);  color: var(--text-muted); }

/* ── Check items (meals, exercises, grocery) ──────────── */
.check-list { list-style: none; }
.check-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 0; border-bottom: 0.5px solid var(--border);
  cursor: pointer; user-select: none;
}
.check-item:last-child { border-bottom: none; }
.check-item.done .item-label { text-decoration: line-through; color: var(--text-hint); }
.check-circle {
  width: 22px; height: 22px; border-radius: 50%;
  border: 1.5px solid var(--border-md); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.15s;
}
.check-circle.checked { background: var(--teal); border-color: var(--teal); }
.check-circle.checked::after {
  content: '';
  display: block; width: 6px; height: 10px;
  border: 2px solid #fff; border-top: none; border-left: none;
  transform: rotate(45deg) translateY(-1px);
}
.item-label { font-size: 14px; color: var(--text); flex: 1; }
.item-sub { font-size: 12px; color: var(--text-hint); }

/* ── Workout nav ──────────────────────────────────────── */
.workout-nav { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 14px; }
.day-pill {
  padding: 5px 12px; border-radius: 14px; font-size: 12px; font-weight: 500;
  cursor: pointer; border: 0.5px solid var(--border-md);
  background: var(--bg); color: var(--text-muted); transition: all 0.15s;
}
.day-pill.active { background: var(--text); color: var(--bg); border-color: transparent; }

/* ── Meal toggle ──────────────────────────────────────── */
.meal-toggle { display: flex; gap: 8px; margin-bottom: 14px; }
.meal-type-btn {
  padding: 7px 16px; border-radius: 18px; font-size: 13px; font-weight: 500;
  cursor: pointer; border: 0.5px solid var(--border-md);
  background: var(--bg); color: var(--text-muted); transition: all 0.15s;
}
.meal-type-btn.active { background: var(--text); color: var(--bg); border-color: transparent; }

/* ── Calorie summary ──────────────────────────────────── */
.calorie-summary { display: flex; align-items: center; gap: 0; margin-bottom: 10px; }
.cal-stat { flex: 1; text-align: center; }
.cal-num { font-size: 22px; font-weight: 600; color: var(--text); }
.cal-lbl { font-size: 11px; color: var(--text-hint); margin-top: 1px; }
.cal-divider { width: 0.5px; height: 36px; background: var(--border-md); }

/* ── Grocery ──────────────────────────────────────────── */
.grocery-cat {
  font-size: 11px; font-weight: 600; letter-spacing: 0.05em;
  text-transform: uppercase; color: var(--text-hint);
  margin: 14px 0 6px; padding-top: 6px;
  border-top: 0.5px solid var(--border);
}
.grocery-cat:first-child { margin-top: 0; border-top: none; padding-top: 0; }

.add-row { display: flex; gap: 8px; margin-bottom: 10px; }
.add-row input {
  flex: 1; padding: 10px 12px; border-radius: var(--radius-sm);
  border: 0.5px solid var(--border-md); font-size: 14px;
  background: var(--bg); color: var(--text); outline: none;
}
.add-row input:focus { border-color: var(--teal); }
.add-row button {
  padding: 10px 16px; border-radius: var(--radius-sm);
  background: var(--teal); color: #fff; border: none;
  font-size: 14px; font-weight: 500; cursor: pointer;
}
.clear-done-btn {
  display: block; width: 100%; margin-top: 4px; padding: 10px;
  border-radius: var(--radius-sm); border: 0.5px solid var(--border-md);
  background: transparent; color: var(--text-muted); font-size: 13px; cursor: pointer;
}

/* ── Reminders ────────────────────────────────────────── */
.reminder-note {
  font-size: 13px; color: var(--text-muted);
  margin-bottom: 12px; line-height: 1.5;
}
.reminder-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 11px 0; border-bottom: 0.5px solid var(--border);
}
.reminder-row:last-child { border-bottom: none; }
.rem-info { font-size: 14px; color: var(--text); font-weight: 500; }
.rem-time { font-size: 12px; color: var(--text-hint); margin-top: 1px; }
.toggle {
  width: 42px; height: 24px; border-radius: 12px;
  background: var(--bg-surface); border: 0.5px solid var(--border-md);
  position: relative; cursor: pointer; transition: background 0.2s; flex-shrink: 0;
}
.toggle.on { background: var(--teal); border-color: var(--teal); }
.toggle-knob {
  position: absolute; top: 3px; left: 3px;
  width: 18px; height: 18px; border-radius: 50%;
  background: #fff; transition: left 0.2s; box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.toggle.on .toggle-knob { left: 21px; }
.enable-notif-btn {
  display: block; width: 100%; margin-top: 14px; padding: 12px;
  border-radius: var(--radius-sm); background: var(--teal-bg);
  color: var(--teal-dark); font-size: 14px; font-weight: 600;
  border: 0.5px solid var(--teal); cursor: pointer;
}

/* ── Bottom nav ───────────────────────────────────────── */
.nav-bar {
  position: fixed; bottom: 0; left: 0; right: 0;
  display: flex; background: var(--bg);
  border-top: 0.5px solid var(--border);
  padding: 10px 0;
  padding-bottom: calc(10px + env(safe-area-inset-bottom));
  z-index: 30;
}
.nav-item {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: 3px;
  cursor: pointer; font-size: 10px; font-weight: 500;
  color: var(--text-hint); background: none; border: none;
  transition: color 0.15s;
}
.nav-item.active { color: var(--teal); }
.nav-item svg { stroke: currentColor; }

/* ── Install banner ───────────────────────────────────── */
#install-banner {
  display: none; position: fixed; top: 0; left: 0; right: 0;
  background: var(--teal); color: #fff;
  padding: 12px 16px; font-size: 14px;
  flex-direction: row; align-items: center; justify-content: space-between;
  z-index: 999;
}
#install-banner.show { display: flex; }
#install-banner button {
  padding: 6px 14px; background: rgba(255,255,255,0.25);
  border: 1px solid rgba(255,255,255,0.4); border-radius: 8px;
  color: #fff; font-size: 13px; font-weight: 600; cursor: pointer;
}