:root {
  --bg:     #F2F0EB;
  --bg2:    #ECEAE4;
  --ink:    #1C1C1A;
  --ink2:   #5A5A56;
  --muted:  #9A9893;
  --grid:   #DDD9D2;
  --doing:  #C4906A;
  --todo:   #6B82A8;
  --done:   #6B9E8A;
  --red:    #C46252;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Outfit', sans-serif;
  font-weight: 300;
  min-height: 100vh;
}

/* ── AUTH ── */
#auth-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-box {
  text-align: center;
  padding: 48px;
  width: 320px;
}

.auth-logo {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

.auth-box h1 {
  font-family: 'Fraunces', serif;
  font-size: 36px;
  font-weight: 300;
  font-style: italic;
  color: var(--ink);
  margin-bottom: 32px;
}

.auth-box input {
  width: 100%;
  border: 1px solid var(--grid);
  background: transparent;
  padding: 12px 16px;
  font-family: 'Outfit', sans-serif;
  font-size: 14px;
  color: var(--ink);
  outline: none;
  text-align: center;
  letter-spacing: 0.15em;
  margin-bottom: 12px;
  transition: border-color 0.13s;
}
.auth-box input:focus { border-color: var(--ink); }
.auth-box input::placeholder { letter-spacing: 0.05em; color: var(--muted); }

.auth-box button {
  width: 100%;
  height: 44px;
  background: var(--ink);
  color: var(--bg);
  border: none;
  cursor: pointer;
  font-family: 'Outfit', sans-serif;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background 0.13s;
}
.auth-box button:hover { background: #333; }

#auth-error {
  margin-top: 12px;
  font-size: 11px;
  color: var(--red);
  display: none;
}
#auth-error.visible { display: block; }

/* ── DASHBOARD ── */
.hidden { display: none !important; }

header {
  padding: 24px 40px;
  border-bottom: 1px solid var(--grid);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-left {
  display: flex;
  align-items: baseline;
  gap: 16px;
}

.logo {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

header h1 {
  font-family: 'Fraunces', serif;
  font-size: 28px;
  font-weight: 300;
  font-style: italic;
  color: var(--ink);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

#sync-status {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 0.05em;
}

.refresh-btn {
  width: 30px;
  height: 30px;
  background: none;
  border: 1px solid var(--grid);
  cursor: pointer;
  color: var(--muted);
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.13s;
}
.refresh-btn:hover { border-color: var(--ink); color: var(--ink); }
.refresh-btn.spinning { animation: spin 0.6s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── BOARD ── */
.board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  height: calc(100vh - 81px);
  overflow: hidden;
}

.column {
  border-right: 1px solid var(--grid);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.column:last-child { border-right: none; }

.col-header {
  padding: 20px 24px 16px;
  border-bottom: 2px solid var(--grid);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.col-header h2 {
  font-family: 'Outfit', sans-serif;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink2);
}

#col-doing .col-header { border-bottom-color: var(--doing); }
#col-todo  .col-header { border-bottom-color: var(--todo); }
#col-done  .col-header { border-bottom-color: var(--done); }

.count {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--muted);
  background: var(--bg2);
  padding: 2px 8px;
  border-radius: 999px;
}

.tasks {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tasks::-webkit-scrollbar { width: 4px; }
.tasks::-webkit-scrollbar-thumb { background: var(--grid); border-radius: 2px; }

/* ── TASK CARD ── */
.task-card {
  background: white;
  border: 1px solid var(--grid);
  padding: 14px 16px;
  cursor: default;
  transition: box-shadow 0.13s;
  animation: slideIn 0.2s ease;
}
@keyframes slideIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: none; }
}
.task-card:hover { box-shadow: 0 2px 12px rgba(0,0,0,0.07); }
.task-card.done { opacity: 0.5; }

.task-name {
  font-size: 13px;
  font-weight: 400;
  color: var(--ink);
  line-height: 1.4;
  margin-bottom: 8px;
}

.task-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.task-meta span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.04em;
  color: var(--muted);
  background: var(--bg2);
  padding: 2px 7px;
  border-radius: 2px;
}

.task-meta .deadline { color: var(--ink2); }
.task-meta .deadline.overdue {
  color: var(--red);
  background: #fde8e4;
}

.empty-state {
  padding: 32px 16px;
  text-align: center;
  font-size: 12px;
  color: var(--muted);
  font-style: italic;
}