@font-face {
  font-family: 'SouthGhetto';
  src: url('../fonts/SouthGhetto.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
}

:root {
  --background-gradient: linear-gradient(135deg, #ffffff 0%, #f1d4c0 100%);
  --dot-color: rgba(221, 85, 51, 0.6);
  --background-color: #ffffff;
  --text-color: #000000;
  --todo-card-color: #dfdfdf;
  --header-color: rgb(232, 223, 223);
}

@media (prefers-color-scheme: dark) {
  :root {
    --background-gradient: linear-gradient(135deg, #222222, #4a1c1c);
    --background-color: #222222;
    --text-color: #ffffff;
    --todo-card-color: #4a1c1c;
    --header-color: rgb(232, 223, 223);
  }
}

body.light-theme {
  --background-gradient: linear-gradient(135deg, #ffffff 0%, #f1d4c0 100%);
  --background-color: #ffffff;
  --text-color: #000000;
  --todo-card-color: #dfdfdf;
  --header-color: rgb(255, 255, 255);
  --dot-color: rgba(221, 85, 51, 0.6); 
}

body.light-theme .todo.completed {
  background-color: #b5b2b2;
  opacity: 1;
}
body.light-theme .todo.completed .todo-info {
  text-decoration: line-through;
  color: #433333;
}

body.dark-theme {
  --background-gradient: linear-gradient(135deg, #222222, #4a1c1c);
  --background-color: #222222;
  --text-color: #ffffff;
  --todo-card-color: #4a1c1c;
  --header-color: rgb(232, 223, 223);
  --dot-color: rgba(255, 255, 255, 0.7);
}

body.dark-theme .todo:has(.todo-checkbox:checked) {
  background-color: #3a3a3a;
  opacity: 1;
}

body.dark-theme .todo-checkbox:checked ~ .todo-info {
  text-decoration: line-through;
  color: #bbbbbb;
}

* {
  box-sizing: border-box;
}
body,
html {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow-x: hidden;
}

body {
  position: relative;
  background: var(--background-gradient);
  color: var(--text-color);
  font-family: 'SouthGhetto', sans-serif;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

p,
body {
  margin: 0;
}

/* Базовые стили для кнопок и инпутов */
button {
  border: 1px solid black;
  border-radius: 15px;
  font-family: 'SouthGhetto', sans-serif;
  padding: 5px;
  cursor: pointer;
  font-size: clamp(12px, 2vw, 16px);
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.15s ease;
}
button:hover {
  background-color: #888;
  color: #fff;
  transform: scale(1.02);
}
button:active {
  transform: scale(0.97);
  transition: transform 0.1s ease;
}
button:focus {
  outline: none;
}
input {
  border-radius: 5px;
  font-family: 'SouthGhetto', sans-serif;
}
input[type='text'],
input[type='file'],
select {
  border: 2px solid #ccc;
  border-radius: 5px;
  outline: none;
  font-family: 'SouthGhetto', sans-serif;
  font-size: clamp(14px, 2.5vw, 16px);
}

select{
  padding: 5px;
}

input[type='text']:focus,
input[type='file']:focus,
select:focus {
  border-color: #041f3c;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
}

/* Шапка сайта */
.header {
  width: 100vw;
  min-height: 150px;
  background: url('https://sun9-61.userapi.com/c638818/v638818642/1e18f/hTp3h0GEHkM.jpg')
    center/cover no-repeat;
  color: var(--header-color);
  font-family: 'SouthGhetto', sans-serif;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  font-size: clamp(18px, 3vw, 25px);
  box-sizing: border-box;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  border-bottom: none; 
}

.header-left h1 {
  margin: 0;
  text-shadow: 2px 2px 13px #000;
  user-select: none;
  -webkit-text-stroke: 1px black;
  font-size: clamp(20px, 4vw, 32px);
}

.header-right button {
  border-radius: 15px;
  font-family: 'SouthGhetto', sans-serif;
  padding: 5px 10px;
  cursor: pointer;
  font-size: clamp(12px, 2vw, 16px);
  background-color: var(--todo-card-color);
  color: var(--text-color);
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.15s ease;
}
.header-right button:hover {
  background-color: #888;
  color: #fff;
  transform: scale(1.05);
}
.header-right button:active {
  transform: scale(0.95);
  transition: transform 0.1s ease;
}

/* Контейнер для добавления задачи */
.add-input-container {
  width: 90%;
  max-width: 600px;
  margin: 30px auto 10px;
  padding: 0 10px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: stretch;  
  justify-content: center;
  box-sizing: border-box;
}

.add-input-container .add-todo-input {
  flex: 1 1 100%;
  padding: 8px 10px;
  border-radius: 5px;
  border: 2px solid #ccc;
  box-sizing: border-box;
  min-width: 0;
}

.add-input-container .add-todo-btn,
.add-input-container .delete-completed-btn {
  flex: 1 1 45%;  
  font-size: clamp(12px, 3vw, 16px);
  padding: 8px 12px;
  border-radius: 15px;
  cursor: pointer;
  box-sizing: border-box;
  min-width: 0;
  white-space: normal;  
  word-break: break-word;
  overflow-wrap: break-word;
  display: flex;             
  justify-content: center;  
  align-items: center;      
  text-align: center;      
}

.add-input-container .add-todo-btn:hover,
.add-input-container .delete-completed-btn:hover {
  background-color: #888;
  color: #fff;
  transform: scale(1.05);
}
.add-input-container .add-todo-btn:active,
.add-input-container .delete-completed-btn:active {
  transform: scale(0.95);
  transition: transform 0.1s ease;
}


/* Контейнер для поля поиска */
.search-input-container {
  width: 90%;
  max-width: 600px;
  margin: 0 auto 30px;
  padding: 0 10px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  box-sizing: border-box;
}

/* Стили для инпутов */
.add-todo-input,
.search-input {
  font-size: clamp(16px, 4vw, 24px);
  padding: 8px 10px;
  border-radius: 5px;
  border: 2px solid #ccc;
  box-sizing: border-box;
  flex: 1 1 100%;
  min-width: 0;
  font-family: 'SouthGhetto', sans-serif;
}

/* Контейнер списка задач */
.todo-list-container {
  width: 90%;
  max-width: 580px;
  margin: 0 auto 30px;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

/* Отдельный элемент задачи */
.todo-list-container .todo {
  display: flex;
  align-items: center;
  gap: 10px;
  background-color: var(--todo-card-color);
  box-shadow: 0 0 15px 3px #00000055;
  font-family: 'SouthGhetto', sans-serif;
  font-size: clamp(12px, 2.5vw, 16px);
  padding: 10px;
  flex-wrap: nowrap;
  min-width: 0;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.todo-checkbox {
  flex-shrink: 0;
  width: clamp(18px, 4vw, 25px);
  height: clamp(18px, 4vw, 25px);
  cursor: pointer;
}

.todo-info {
  flex-grow: 1;
  flex-shrink: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  word-break: break-word;
  overflow-wrap: break-word;
}

.todo-text {
  margin: 0 0 3px 0;
  white-space: normal;
  word-break: break-word;
  overflow-wrap: break-word;
}

.remove-todo-btn {
  flex-shrink: 0;
  background-color: #b83d3d;
  border: none;
  color: #fff;
  padding: clamp(5px, 1.5vw, 10px) clamp(8px, 2vw, 16px);
  cursor: pointer;
  border-radius: 15px;
  font-family: 'SouthGhetto', sans-serif;
  font-size: clamp(10px, 2vw, 16px);
  white-space: nowrap;
  max-width: 100px;
  box-sizing: border-box;
  transition: background-color 0.3s ease, transform 0.15s ease;
}
.remove-todo-btn:hover:not(:disabled) {
  background-color: #a22e2e;
  transform: scale(1.05);
}
.remove-todo-btn:active:not(:disabled) {
  transform: scale(0.95);
  transition: transform 0.1s ease;
}
.remove-todo-btn:disabled {
  background-color: #b79999;
  cursor: not-allowed;
}

/* Стили для выполненных задач */
.todo:has(.todo-checkbox:checked) {
  background-color: transparent;
  opacity: 0.6;
}

.todo-checkbox:checked ~ .todo-info {
  text-decoration: line-through;
  color: #222222;
}

/* Стили окна настроек */
.settings-form {
  background-color: var(--background-color);
  color: var(--text-color);
  border: 1px solid #888;
  padding: 20px;
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 70vw;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
  font-family: 'SouthGhetto', sans-serif;
  font-size: clamp(14px, 2.5vw, 18px);
}
.settings-label {
  color: var(--text-color);
  font-weight: bold;
  font-size: clamp(14px, 2.5vw, 18px);
}
.settings-select,
.settings-input {
  border: 1px solid #ccc;
  border-radius: 5px;
  font-family: 'SouthGhetto', sans-serif;
}
.settings-input{
  padding: 8px;
}
.settings-select:focus,
.settings-input:focus {
  border-color: #555;
  outline: none;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
}
.save-settings-btn {
  background-color: var(--todo-card-color);
  color: var(--text-color);
  padding: 10px;
  border-radius: 15px;
  cursor: pointer;
  font-family: 'SouthGhetto', sans-serif;
  font-size: clamp(14px, 2.5vw, 18px);
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.15s ease;
}

.dialog-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 10px;
}
.dialog-header button.close-btn {
  background: transparent;
  border: none;
  font-size: clamp(20px, 3vw, 24px);
  cursor: pointer;
  line-height: 1;
  padding: 0;
  color: var(--text-color);
}
.settings-dialog {
  padding: 0;
  border-radius: 10px;
  background-color: #000;
}

.background-dots {
  position: fixed;
  top: 150px; 
  left: 0; right: 0; bottom: 0;
  pointer-events: none;
  z-index: 0;
  overflow: visible;
}

.background-dots .dot {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--dot-color);
  opacity: 0.3; 
  will-change: transform, opacity;
  filter: drop-shadow(0 0 1px var(--dot-color));
  transition: background-color 0.5s ease;
}
@media (max-width: 350px) {
  .add-input-container .add-todo-btn,
  .add-input-container .delete-completed-btn {
    flex: 1 1 100%;
     
  }
  .header{
    min-height: 120px;
  }
}