* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Pretendard", -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: #ffd6e7;
  color: #2e2a26;
}

button,
input {
  font: inherit;
}

button {
  border: none;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.15s ease,
    opacity 0.2s ease;
}

.app {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  padding: 24px;
}

.todoCard {
  width: 100%;
  max-width: 520px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.todoHeader {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding-top: 8px;
}

.menuButton {
  position: absolute;
  left: 0;
  top: 0;
  background: transparent;
  font-size: 28px;
  color: #2e2a26;
  padding: 4px 8px;
  z-index: 20;
}

.menuButton:hover {
  opacity: 0.7;
}

.viewMenu {
  position: absolute;
  left: 0;
  top: 42px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background-color: #ffe6f0;
  padding: 10px;
  border-radius: 14px;
  box-shadow: 0 8px 18px rgba(90, 60, 70, 0.14);
  z-index: 15;
}

.viewMenuButton {
  min-width: 110px;
  background-color: white;
  color: #2e2a26;
  border-radius: 10px;
  padding: 8px 12px;
  font-weight: 600;
  text-align: left;
}

.viewMenuButton:hover {
  background-color: #ffcade;
  transform: translateY(-1px);
}

.hidden {
  display: none;
}

.appTitle {
  margin: 0;
  font-size: 28px;
  font-weight: 700;
}

.dateSection {
  display: flex;
  align-items: center;
  gap: 24px;
}

.dateButton {
  background: transparent;
  color: #2e2a26;
  font-size: 18px;
  padding: 4px 8px;
}

.dateButton:hover {
  opacity: 0.7;
  transform: scale(1.05);
}

.selectedDate {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
}

.todoInputSection,
.todoListSection,
.todoSummarySection {
  width: 100%;
}

.todoForm {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: #ffe6f0;
  border-radius: 20px;
  padding: 10px 12px;
}

.todoInput {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-size: 15px;
  color: #2e2a26;
}

.todoInput::placeholder {
  color: #8c7a73;
}

.todoInput:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.addButton {
  background-color: #ff7aa2;
  color: white;
  font-weight: 700;
  border-radius: 12px;
  padding: 10px 16px;
}

.addButton:hover {
  background-color: #f0628f;
  transform: translateY(-1px);
}

.addButton:disabled {
  background-color: #d9a7b9;
  cursor: not-allowed;
  transform: none;
}

.todoList {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.todoItem {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  background-color: #ffb3cc;
  border-radius: 20px;
  padding: 12px 14px;
  transition: transform 0.15s ease, box-shadow 0.2s ease;
}

.todoItem:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(120, 72, 88, 0.14);
}

.todoLeft {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 0;
}

.todoCheckbox {
  width: 22px;
  height: 22px;
  appearance: none;
  -webkit-appearance: none;
  background-color: white;
  border: 2px solid #efb2c8;
  border-radius: 6px;
  position: relative;
  cursor: pointer;
  flex-shrink: 0;
}

.todoCheckbox:hover {
  border-color: #ff8fb2;
}

.todoCheckbox:checked {
  background-color: white;
  border-color: #efb2c8;
}

.todoCheckbox:checked::after {
  content: "✔";
  position: absolute;
  color: #ff5c8a;
  font-size: 16px;
  font-weight: 900;
  left: 3px;
  top: -1px;
}

.todoText {
  font-size: 15px;
  font-weight: 400;
  word-break: break-word;
  color: #2e2a26;
}

.completedTodo {
  text-decoration: line-through;
  opacity: 0.7;
}

.deleteButton {
  background-color: #4a403b;
  color: white;
  border-radius: 12px;
  padding: 8px 14px;
  font-weight: 700;
  flex-shrink: 0;
}

.deleteButton:hover {
  background-color: #6f645e;
  transform: translateY(-1px);
}

.summaryCardList {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.summaryCard {
  flex: 1 1 150px;
  background-color: #ffe6f0;
  border-radius: 18px;
  padding: 16px;
  text-align: center;
  transition: transform 0.15s ease, box-shadow 0.2s ease;
}

.summaryCard:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(120, 72, 88, 0.1);
}

.summaryTitle {
  margin: 0 0 10px;
  font-size: 15px;
  color: #5c514b;
}

.summaryValue {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  color: #d94b77;
}

/* Weekly view */
.weeklyTodoGroup {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background-color: #ffdbe8;
  border-radius: 18px;
  padding: 14px;
}

.weeklyTodoTitle {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: #4a403b;
}

.weeklyEmptyText {
  margin: 0;
  font-size: 14px;
  color: #6f645e;
  padding-left: 4px;
}

.emptyTodoText {
  margin: 0;
  font-size: 15px;
  font-weight: 500;
  color: #5c514b;
  text-align: center;
}

@media (max-width: 600px) {
  .app {
    padding: 16px;
  }

  .todoCard {
    gap: 20px;
  }

  .dateSection {
    gap: 14px;
  }

  .todoForm {
    padding: 10px;
  }

  .addButton {
    padding: 10px 14px;
  }

  .todoItem {
    padding: 12px;
  }

  .summaryCardList {
    flex-direction: column;
  }

  .viewMenu {
    top: 40px;
  }
}