:root {
  --bg: #eef2f7;
  --surface: #ffffff;
  --surface-alt: #f6f9fe;
  --text: #132238;
  --text-soft: #5a6a7f;
  --accent: #05668d;
  --ok: #1f8f5f;
  --warn: #c56a00;
  --done: #687a90;
  --border: #d5dfeb;
  --shadow: 0 12px 28px rgba(6, 32, 65, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Barlow", sans-serif;
  background: radial-gradient(circle at 15% 10%, #ffffff, #e8edf6 58%);
  color: var(--text);
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
}

.app-shell {
  min-height: 100vh;
  padding: 1rem;
  display: grid;
  gap: 1rem;
  max-width: 1280px;
  margin: 0 auto;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
  box-shadow: var(--shadow);
}

.topbar-meta {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  color: var(--text-soft);
}

h1 {
  margin: 0.2rem 0 0;
}

.date-pill {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.45rem 0.75rem;
  font-weight: 600;
}

.connection-pill {
  border-radius: 999px;
  border: 1px solid var(--border);
  padding: 0.45rem 0.75rem;
  font-weight: 600;
  background: var(--surface-alt);
}

.connection-pill.online {
  border-color: #9ed5bd;
  background: #e8f8f0;
  color: #0c6b42;
}

.connection-pill.offline {
  border-color: #efc5a8;
  background: #fff2e7;
  color: #9a4f11;
}

.job-selector {
  display: grid;
  gap: 0.45rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
}

.job-selector label {
  font-weight: 600;
}

#job-list {
  font: inherit;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.7rem;
  background: #fff;
}

.workspace {
  display: grid;
  gap: 1rem;
  grid-template-columns: 320px 1fr;
  min-height: 70vh;
}

.task-list-panel,
.running-grid {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
  box-shadow: var(--shadow);
}

.task-list-panel {
  overflow: auto;
}

.task-list-panel h2 {
  margin-top: 0;
}

#task-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.task-item {
  border: 1px solid var(--border);
  border-left: 5px solid var(--accent);
  border-radius: 10px;
  background: #fff;
  padding: 0.65rem;
  display: grid;
  gap: 0.2rem;
}

.task-item.running {
  border-left-color: var(--warn);
}

.task-item.completed {
  border-left-color: var(--done);
  opacity: 0.72;
}

.task-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}

.badge {
  border-radius: 999px;
  padding: 0.1rem 0.55rem;
  font-size: 0.78rem;
  border: 1px solid var(--border);
  background: var(--surface-alt);
}

.running-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr 1fr;
}

.task-slot {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: linear-gradient(180deg, #ffffff, #f8fbff);
  padding: 0.9rem;
  min-height: 240px;
  display: grid;
  align-content: start;
  gap: 0.6rem;
}

.slot-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.slot-label {
  font-weight: 700;
}

.status-pill {
  border-radius: 999px;
  padding: 0.12rem 0.6rem;
  font-size: 0.8rem;
  border: 1px solid var(--border);
}

.task-title {
  margin: 0;
  font-size: 1.08rem;
}

.task-priority {
  margin: 0;
  color: var(--text-soft);
}

.timer {
  margin: 0;
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.controls {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.btn {
  font: inherit;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: #fff;
  padding: 0.35rem 0.7rem;
  cursor: pointer;
}

.btn.start {
  border-color: var(--accent);
  color: var(--accent);
}

.btn.pause {
  border-color: var(--warn);
  color: var(--warn);
}

.btn.finish {
  border-color: var(--ok);
  color: var(--ok);
}

.btn.sync {
  border-color: #355d93;
  color: #355d93;
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.slot-empty {
  color: var(--text-soft);
  font-weight: 500;
}

@media (max-width: 960px) {
  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.7rem;
  }

  .topbar-meta {
    width: 100%;
    justify-content: space-between;
  }

  .workspace {
    grid-template-columns: 1fr;
  }

  .running-grid {
    grid-template-columns: 1fr;
  }
}