/* default mode - light */
:root {
  --background-color: #fff8e1;
  --primary-text-color: #5d4037;
  --secondary-text-color: #8d6e63;
  --accent-color: #ffb74d;
  --danger-button-color: #e57373;
}

/* dark mode color scheme */
.dark-mode {
  --background-color: #1e2a38;
  --primary-text-color: #e3f2fd;
  --secondary-text-color: #90a4ae;
  --accent-color: #42a5f5;
}

body {
  background-color: var(--background-color);
  color: var(--primary-text-color);
  font-family: monospace;
  box-sizing: border-box;
  overflow: hidden;
}

h1 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* .main-container .header style  */
.main-container {
  align-content: center;
  display: grid;
  grid-template-rows: 5rem 3rem 1fr;
  width: 70%;
  margin: auto;
}

.main-container .header {
  display: grid;
  grid-template-columns: 1fr 2rem;
  align-items: center;
}

/* add todo input field style */
:is(#add-todo-input, #edit-todo-input) {
  width: 100%;
  border-radius: 0.5rem;
  outline: none;
  padding: 0.5rem;
  color: var(--primary-text-color);
  border: 2px solid var(--primary-text-color);
  background-color: var(--background-color);
  font-family: monospace;
  box-sizing: border-box;
}

:is(#add-todo-input::placeholder, #edit-todo-input::placeholder) {
  color: var(--secondary-text-color);
}

:is(#add-todo-input:focus, #edit-todo-input:focus) {
  border-color: var(--accent-color);
}

/* edit todo popup style */
#edit-todo-popup {
  display: none;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  background-color: rgba(0, 0, 0, 0.5);
}

#edit-todo-popup .edit-todo-container {
  display: flex;
  flex-direction: column;
  background: var(--background-color);
  width: 60%;
  height: 150px;
  margin: 5rem auto;
  padding: 2rem;
}

.hint {
  color: var(--secondary-text-color);
}

/* todo list style  */
.main-container #todo-list {
  list-style: none;
  padding: 0;
  overflow: auto;
  height: 70dvh;
}

.main-container #todo-list li {
  display: grid;
  grid-template-columns: 1.5rem 1fr 1rem 1rem;
  gap: 1rem;
  margin-bottom: 1rem;
  align-items: center;
}

.main-container #todo-list li span {
  overflow-wrap: anywhere;
}

/* checkbox style */
.main-container #todo-list li input[type="checkbox"] {
  border: 2px solid var(--primary-text-color);
  accent-color: var(--primary-text-color);
  width: 1rem;
  height: 1rem;
  cursor: pointer;
}

/* icon style */
.fa-solid.fa-trash {
  color: var(--danger-button-color);
}

.fa-solid.fa-pen-to-square {
  color: var(--primary-button-color);
}

:is(
    .fa-solid.fa-trash,
    .fa-solid.fa-moon,
    .fa-solid.fa-sun,
    .fa-solid.fa-pen-to-square,
    .fa-regular.fa-circle-xmark
  ):hover {
  cursor: pointer;
  color: var(--accent-color);
}

.fa-solid.fa-moon,
.fa-solid.fa-sun {
  font-size: 1.5rem;
}

.done {
  text-decoration: line-through;
  opacity: 0.5;
}

hr {
  background-color: var(--accent-color);
  height: 1px;
  border: none;
  opacity: 0.5;
}

@media (max-width: 768px) {
  .main-container {
    width: 90%;
  }
}