:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --text: #122037;
  --muted: #50627f;
  --accent: #006c67;
  --accent-soft: #d6f2ef;
  --border: #d8e0ed;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Avenir Next", Avenir, "Segoe UI", sans-serif;
  background: linear-gradient(120deg, #eaf1ff, #f8fafc 40%, #e8f7f6);
  color: var(--text);
}

.app {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 16px 40px;
}

h1 {
  margin: 0;
}

h2 {
  margin-top: 28px;
}

p {
  color: var(--muted);
}

.controls,
.add-zone {
  margin-top: 18px;
  padding: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: end;
}

label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 14px;
  color: var(--muted);
}

input:not([type="checkbox"]),
select,
button {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 14px;
}

input[type="text"] {
  min-width: 280px;
}

input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin: 0;
}

.strip-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.checkbox-inline {
  flex-direction: row;
  align-items: center;
  gap: 8px;
  margin: 0;
}

button {
  cursor: pointer;
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

button:hover {
  filter: brightness(1.04);
}

.status {
  min-height: 20px;
  margin: 10px 0 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

th,
td {
  padding: 10px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

th {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--muted);
}

tr:last-child td {
  border-bottom: 0;
}

tr.row-added td {
  background: #edf9f7;
}

#hourStrip {
  display: grid;
  gap: 10px;
}

.strip-row {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px;
}

.strip-head {
  font-weight: 600;
  margin-bottom: 8px;
}

.chips {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.chip {
  flex: 0 0 auto;
  min-width: 46px;
  text-align: center;
  padding: 3px 4px;
  border-radius: 8px;
  background: #f3f6fb;
  color: #243753;
  font-size: 10px;
}

.chip.work {
  background: var(--accent-soft);
  color: #064741;
}

.chip.band-work {
  background: #dff4e5;
  color: #1f5f32;
}

.chip.band-shoulder {
  background: #ffeccc;
  color: #7a4a00;
}

.chip.band-night {
  background: #fde2e2;
  color: #7b2f2f;
}

.chip.selected-slot {
  outline: 2px solid #0c6a65;
  outline-offset: -1px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.7);
}

.strip-30m .chips {
  gap: 4px;
}

.strip-30m .chip {
  min-width: 38px;
  padding: 2px 3px;
  font-size: 9px;
}

.remove {
  background: #fff;
  color: #a12d2d;
  border-color: #ebbcbc;
}

@media (max-width: 700px) {
  .controls,
  .add-zone {
    flex-direction: column;
    align-items: stretch;
  }
}