:root {
  --bg-1: #dff3f0;
  --bg-2: #f7fbfb;
  --text: #12191c;
  --hint: #6d7d82;
  --accent: #0f9e96;
  --accent-strong: #0b7f79;
  --accent-soft: rgba(15, 158, 150, 0.16);
  --accent-glow: rgba(15, 158, 150, 0.38);
  --danger: #d3403f;
  --danger-soft: rgba(211, 64, 63, 0.14);
  --ok: #1f9d76;
  --ok-soft: rgba(31, 157, 118, 0.14);
  --warn: #a9750a;
  --warn-soft: rgba(169, 117, 10, 0.14);

  --glass-bg: rgba(255, 255, 255, 0.5);
  --glass-bg-strong: rgba(255, 255, 255, 0.78);
  --glass-border: rgba(255, 255, 255, 0.65);
  --glass-blur: 20px;

  --shadow-card: 0 8px 28px rgba(15, 40, 38, 0.08);
  --shadow-cta: 0 10px 26px var(--accent-glow);
  --radius-lg: 22px;
  --radius-md: 15px;
  --radius-sm: 11px;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  overflow-x: hidden;
}

body {
  background:
    radial-gradient(circle at 12% -10%, rgba(15, 158, 150, 0.22) 0%, transparent 42%),
    radial-gradient(circle at 90% 8%, rgba(15, 158, 150, 0.14) 0%, transparent 38%),
    radial-gradient(circle at 50% 100%, rgba(15, 158, 150, 0.10) 0%, transparent 45%),
    linear-gradient(180deg, var(--bg-2) 0%, var(--bg-1) 100%);
  background-attachment: fixed;
}

#app {
  padding: 14px 14px 96px;
  max-width: 560px;
  margin: 0 auto;
  min-height: 100vh;
}

h1, h2, h3 { margin: 0 0 8px; letter-spacing: -0.01em; }
h1 { font-size: 21px; font-weight: 700; }
h2 { font-size: 17px; font-weight: 700; }
h3 { font-size: 15px; font-weight: 700; }

p { margin: 4px 0; line-height: 1.4; }

.hint { color: var(--hint); font-size: 13px; }

.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  border: 1px solid var(--glass-border);
}

.card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 16px;
  margin-bottom: 12px;
}

.card.clickable { cursor: pointer; transition: transform .12s ease; }
.card.clickable:active { transform: scale(0.98); }

.row { display: flex; gap: 8px; align-items: center; }
.row.between { justify-content: space-between; }
.row.wrap { flex-wrap: wrap; }
.row.top { align-items: flex-start; }

.tiles-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 10px; }
.tile {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
}
.tile-label { font-size: 12px; color: var(--hint); margin-bottom: 4px; }
.tile-value { font-size: 16px; font-weight: 700; }
.tile-value.accent { color: var(--accent-strong); }

.status-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; }
.status-dot.ok { background: var(--ok); }
.status-dot.busy { background: var(--danger); }
.status-dot.warn { background: var(--warn); }

.photo-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.35);
  border: 2px solid var(--accent-soft);
  margin-bottom: 10px;
}
.item-photo {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  background: rgba(255, 255, 255, 0.3);
}

.thumb {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  background: rgba(255, 255, 255, 0.4);
  flex-shrink: 0;
}

button, .btn {
  display: inline-block;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  border: 1px solid var(--glass-border);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 11px 16px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  font-family: inherit;
}
button:active, .btn:active { opacity: 0.75; }
button.secondary {
  background: var(--glass-bg);
  color: var(--text);
}
button.danger {
  background: var(--danger-soft);
  color: var(--danger);
  border-color: rgba(211, 64, 63, 0.25);
}
button:disabled { opacity: 0.45; cursor: default; }
button.block { display: block; width: 100%; margin-bottom: 8px; }

button.cta {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #ffffff;
  border: none;
  border-radius: 999px;
  padding: 15px 20px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  box-shadow: var(--shadow-cta);
}
button.cta:active { opacity: 0.9; transform: scale(0.99); }

.btn-group { display: flex; flex-direction: column; gap: 8px; margin-top: 10px; }

input, textarea, select {
  width: 100%;
  padding: 11px 13px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  color: var(--text);
  font-size: 14px;
  margin-bottom: 10px;
  font-family: inherit;
}
input:focus, textarea:focus, select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

label { font-size: 12px; color: var(--hint); display: block; margin-bottom: 4px; }

.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  font-size: 12px;
  font-weight: 600;
  color: var(--hint);
  white-space: nowrap;
}
.status-badge.ok { background: var(--ok-soft); color: var(--ok); border-color: transparent; }
.status-badge.warn { background: var(--warn-soft); color: var(--warn); border-color: transparent; }
.status-badge.danger { background: var(--danger-soft); color: var(--danger); border-color: transparent; }

.grid-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 8px;
}

.calendar { margin-top: 10px; }
.cal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  font-weight: 700;
}
.cal-header button {
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: 10px;
}
.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}
.cal-weekday {
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--hint);
  padding: 4px 0 8px;
}
.cal-day {
  text-align: center;
  padding: 9px 0;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.35);
  color: var(--text);
  cursor: pointer;
}
.cal-day.empty { background: transparent; cursor: default; }
.cal-day.past { color: var(--hint); cursor: default; opacity: 0.45; font-weight: 400; background: transparent; }
.cal-day.busy { background: var(--danger-soft); color: var(--danger); }
.cal-day.free { background: var(--accent-soft); color: var(--accent-strong); }
.cal-day.unpickable { background: var(--danger-soft); color: var(--danger); cursor: not-allowed; }
.cal-day.selected { background: var(--accent); color: #fff; box-shadow: 0 4px 12px var(--accent-glow); }

.qr-img {
  width: 220px;
  height: 220px;
  border-radius: var(--radius-md);
  padding: 12px;
  background: #ffffff;
  box-shadow: var(--shadow-card);
}

.timer {
  font-size: 24px;
  font-weight: 800;
  text-align: center;
  padding: 6px 0;
  color: var(--accent-strong);
}
.timer.overdue { color: var(--danger); }

.top-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding-top: 4px;
}
.top-bar h1 { flex: 1; margin: 0; }
.top-bar button.secondary {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 12px;
  flex-shrink: 0;
}

.empty-state {
  text-align: center;
  color: var(--hint);
  padding: 40px 10px;
}

.upcoming-list {
  white-space: pre-wrap;
  font-size: 13px;
  color: var(--hint);
  margin-top: 8px;
}

/* ---------- bottom tab bar ---------- */

.tabbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: flex-end;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border-top: 1px solid var(--glass-border);
  box-shadow: 0 -8px 28px rgba(15, 40, 38, 0.08);
  padding: 6px 6px calc(8px + env(safe-area-inset-bottom));
  max-width: 560px;
  margin: 0 auto;
  z-index: 50;
}

.tab-cluster {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  min-width: 0;
}
.tab-cluster-caption {
  text-align: center;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--hint);
  opacity: 0.65;
  margin-bottom: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.tab-cluster-buttons {
  display: flex;
  border-radius: 14px;
  background: rgba(15, 158, 150, 0.05);
}
.tab-cluster-neutral .tab-cluster-buttons { background: transparent; }

.tab-item {
  background: transparent;
  border: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 6px 4px;
  color: var(--hint);
  font-size: 10.5px;
  font-weight: 600;
  border-radius: 12px;
  flex: 1;
  min-width: 0;
}
.tab-item .tab-icon { display: flex; align-items: center; justify-content: center; line-height: 1; }
.tab-item.active { color: var(--accent-strong); }
.tab-item:active { opacity: 0.7; }

.tab-divider {
  align-self: center;
  width: 1px;
  height: 30px;
  background: var(--glass-border);
  flex-shrink: 0;
  margin: 0 2px;
}