:root {
  --bg: #EEF1EC;
  --ink: #1F2A24;
  --ink-soft: #5B6660;
  --card: #FFFFFF;
  --line: #DADFD8;
  --accent: #3B6E8F;
  --font-display: 'Fraunces', serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  font-family: var(--font-body);
  color: var(--ink);
}
.display { font-family: var(--font-display); margin: 0 0 4px; font-size: 28px; }
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 4px;
}
.screen { min-height: 100vh; }
#auth-screen { display: flex; align-items: center; justify-content: center; padding: 16px; }
.tab-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 4px;
}
.auth-card {
  width: 100%;
  max-width: 380px;
  padding: 32px;
  border-top: 5px solid var(--accent);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.subtitle { color: var(--ink-soft); font-size: 14px; margin: 0 0 8px; }
input, select {
  font-family: var(--font-body);
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink);
  font-size: 14px;
  background: #fff;
}
::placeholder { color: #A6ABA2; }
button {
  cursor: pointer;
  font-family: var(--font-body);
  border: none;
}
#auth-submit {
  background: var(--ink);
  color: #fff;
  padding: 10px;
  border-radius: 4px;
  font-weight: 500;
  margin-top: 4px;
}
.switch-mode { font-size: 13px; color: var(--ink-soft); margin: 4px 0 0; }
.switch-mode a { color: var(--accent); text-decoration: none; font-weight: 500; }
.error-text { color: #C1440E; font-size: 13px; margin: 0; min-height: 16px; }

.wrap { max-width: 720px; margin: 0 auto; padding: 32px 16px 64px; }
.topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.ghost-btn {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink-soft);
  padding: 7px 14px;
  border-radius: 4px;
  font-size: 13px;
}
.ghost-btn.small { padding: 6px 12px; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 13px;
  font-size: 13px;
  background: var(--card);
  color: var(--ink-soft);
}
.chip.active { background: var(--ink); color: #fff; border-color: var(--ink); }
.chip.small { font-size: 12px; padding: 4px 11px; }

.task-form { padding: 14px; margin-bottom: 12px; display: flex; flex-direction: column; gap: 10px; }
.bare-input { border: none; outline: none; font-size: 16px; padding: 4px 2px; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.row select, .row input { font-size: 13px; padding: 6px 8px; }
.primary-btn {
  margin-left: auto;
  background: var(--accent);
  color: #fff;
  padding: 8px 14px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 500;
}
.new-project-row { display: flex; gap: 8px; margin-bottom: 20px; }
.new-project-row input { flex: 1; max-width: 240px; }

.task-list { display: flex; flex-direction: column; gap: 8px; }
.task-row {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 12px 14px 12px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.tab-strip {
  position: absolute; left: 0; top: 0; bottom: 0; width: 5px;
  border-radius: 4px 0 0 4px;
}
.check-btn {
  flex-shrink: 0;
  width: 20px; height: 20px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: transparent;
  font-size: 11px;
  color: #fff;
}
.task-body { flex: 1; min-width: 0; }
.task-text { font-size: 14px; margin: 0; }
.task-text.done { color: var(--ink-soft); text-decoration: line-through; }
.task-meta { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 3px; font-size: 12px; color: var(--ink-soft); font-family: var(--font-mono); }
.icon-btn { background: transparent; color: var(--ink-soft); padding: 4px; }
.empty-state { text-align: center; color: var(--ink-soft); font-size: 14px; padding: 40px 0; }