:root {
  --bg: #0f1115;
  --card: #171a21;
  --card-edge: #262b36;
  --text: #e8eaf0;
  --muted: #9aa3b2;
  --accent: #6c8cff;
  --accent-strong: #4f6ef7;
  --danger: #ff6c6c;
  --ok: #3ecf8e;
  --radius: 12px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.shell {
  max-width: 720px;
  margin: 0 auto;
  padding: 28px 16px 64px;
}

.header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

h1 {
  margin: 0;
  font-size: 26px;
  letter-spacing: -0.02em;
}

.subtitle {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.stats {
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
}

.stats b {
  color: var(--text);
}

.card {
  background: var(--card);
  border: 1px solid var(--card-edge);
  border-radius: var(--radius);
  padding: 14px 16px;
}

.search-row {
  display: flex;
  gap: 8px;
}

.search-meta {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 12.5px;
  word-break: break-word;
}

.search-meta code {
  color: var(--accent);
  background: #10131a;
  padding: 1px 6px;
  border-radius: 6px;
}

input[type="text"],
input[type="date"],
input[type="time"],
textarea {
  width: 100%;
  background: #10131a;
  border: 1px solid var(--card-edge);
  color: var(--text);
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  outline: none;
}

input:focus,
textarea:focus {
  border-color: var(--accent);
}

textarea {
  resize: vertical;
}

#todo-form .row {
  margin-bottom: 10px;
}

#todo-form .grid {
  display: grid;
  grid-template-columns: 1fr 1fr 2fr;
  gap: 10px;
}

#todo-form label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  color: var(--muted);
}

.actions {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 0 !important;
}

.btn {
  border: 1px solid var(--card-edge);
  background: #1d222c;
  color: var(--text);
  border-radius: 10px;
  padding: 10px 16px;
  font: inherit;
  cursor: pointer;
}

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

.btn.primary {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
  color: #fff;
}

.btn.primary:hover {
  background: var(--accent);
}

.btn.ghost {
  background: transparent;
}

.btn.icon {
  padding: 4px 10px;
  font-size: 18px;
  color: var(--muted);
  background: transparent;
  border: none;
}

.btn.icon:hover {
  color: var(--danger);
}

.list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 16px;
}

.empty {
  text-align: center;
  color: var(--muted);
  padding: 28px 0;
}

.todo {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.todo.done-todo {
  opacity: 0.55;
}

.todo.done-todo .todo-title {
  text-decoration: line-through;
}

.check-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  margin-top: 3px;
  cursor: pointer;
}

.check-wrap input {
  position: absolute;
  opacity: 0;
  width: 20px;
  height: 20px;
  cursor: pointer;
}

.checkmark {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  border: 1.5px solid var(--card-edge);
  background: #10131a;
  display: inline-block;
  transition: all 0.15s ease;
}

.check-wrap input:checked + .checkmark {
  background: var(--ok);
  border-color: var(--ok);
}

.check-wrap input:checked + .checkmark::after {
  content: "";
  display: block;
  width: 5px;
  height: 10px;
  border: solid #0f1115;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  margin: 2px auto 0;
}

.todo-body {
  flex: 1;
  min-width: 0;
}

.todo-title {
  font-weight: 600;
  overflow-wrap: anywhere;
}

.todo-meta {
  color: var(--muted);
  font-size: 12.5px;
  margin-top: 2px;
}

.todo-meta .overdue {
  color: var(--danger);
  font-weight: 600;
}

.todo-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.tag {
  font-size: 11.5px;
  background: #1b2130;
  border: 1px solid #2a3350;
  color: #a9b8ff;
  border-radius: 999px;
  padding: 2px 10px;
  cursor: pointer;
}

.tag:hover {
  border-color: var(--accent);
}

.todo-notes {
  color: var(--muted);
  font-size: 13px;
  margin-top: 8px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

@media (max-width: 560px) {
  #todo-form .grid {
    grid-template-columns: 1fr 1fr;
  }

  #todo-form .span2 {
    grid-column: span 2;
  }
}