@import url("https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600&family=DM+Mono:wght@400;500&display=swap");

:root {
  /* backgrounds */
  --bg-page: #f0f2f6;
  --bg-surface: #ffffff;
  --bg-surface2: #f0f2f5;

  /* text */
  --text-main: #0f1117;
  --text-muted: #5a6072;
  --text-hint: #9199ab;

  /* border */
  --border: rgba(100, 100, 100, 0.212);
  --border-strong: rgba(0, 0, 0, 0.14);

  /* blue (primary) */
  --blue: #1a6fd4;
  --blue-light: #e8f0fc;

  /* teal (secondary) */
  --teal: #0ea5a0;
  --teal-light: #e0f5f4;

  /* green (success) */
  --green: #16a34a;
  --green-light: #dcfce7;

  /* yellow (warning) */
  --yellow: #d97706;
  --yellow-light: #fef3c7;

  /* red (danger) */
  --red: #dc2626;
  --red-light: #fee2e2;
}

body.dark {
  /* backgrounds */
  --bg-page: #0d0f14;
  --bg-surface: #161920;
  --bg-surface2: #1e2230;

  /* text */
  --text-main: #e8eaf0;
  --text-muted: #8b93a8;
  --text-hint: #555e73;

  /* border */
  --border: rgba(255, 255, 255, 0.07);
  --border-strong: rgba(255, 255, 255, 0.12);

  /* blue (primary) */
  --blue: #4d8fe8;
  --blue-light: #1a2a44;

  /* teal (secondary) */
  --teal: #2dd4d0;
  --teal-light: #0d2e2d;

  /* green (success) */
  --green: #4ade80;
  --green-light: #0d2a17;

  /* yellow (warning) */
  --yellow: #f59e0b;
  --yellow-light: #2a1f07;

  /* red (danger) */
  --red: #f87171;
  --red-light: #2d1010;
}

* {
  padding: 0;
  margin: 0;
  font-family: "DM Sans", sans-serif;
  box-sizing: border-box;
}

body {
  width: 100vw;
  height: 100vh;
  display: flex;
  overflow-x: hidden;
  transition: 0.5s ease-in-out;
}

.sidebar {
  width: 200px;
  height: 100vh;
  background-color: var(--bg-surface);
  transition: 0.2s ease;
}

.main {
  width: calc(100% - 200px);
  height: 100vh;
  background-color: var(--bg-surface2);
  border-left: var(--border) 1px solid;
}

nav {
  padding: 20px 18px;
  background-color: var(--bg-surface);
  display: flex;
  align-items: center;
  border-bottom: var(--border) 1px solid;
  gap: 10px;
  transition: 0.2s ease;
}

nav h3 {
  color: var(--text-main);
}

nav button {
  margin-left: auto;
  width: 40px;
  height: 40px;
  background-color: transparent;
}

.sidebar-nav {
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-nav button {
  width: 100%;
  padding: 8px 12px;
  border-radius: 8px;
  border: none;
  background-color: transparent;
  color: var(--text-muted);
  font-family: "DM Sans", sans-serif;
  font-size: 13px;
  text-align: left;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.sidebar-nav button:hover {
  background-color: var(--bg-surface2);
  color: var(--text-main);
}

.sidebar-nav button.active {
  background-color: var(--teal-light);
  color: var(--blue);
  font-weight: 500;
}

.sidebar-nav #deleteAllButton {
  color: var(--red);
  margin-top: 8px;
  border-top: 1px solid var(--border);
  border-radius: 0 0 8px 8px;
  padding-top: 12px;
}

.sidebar-nav #deleteAllButton:hover {
  background-color: var(--red-light);
  color: var(--red);
}

.main-top-pannel {
  padding: 8px 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: var(--border) 1px solid;
  background-color: var(--bg-surface);
  transition: 0.2s ease;
}

.main-top-pannel button {
  height: 40px;
  width: 40px;
  background-color: transparent;
}

.main-top-pannel .theme {
  margin-left: auto;
  border: var(--border-strong) 1px solid;
  border-radius: 10px;
  margin-bottom: 3px;
}

.main-top-pannel h3 {
  color: var(--text-muted);
  font-size: medium;
}

/*input-container*/

.input-container {
  padding: 20px;
  width: 100%;
  display: flex;
  gap: 10px;
}

.input-container input {
  width: calc(100% - 50px);
  height: 40px;
  font-size: small;
  border-radius: 8px;
  border: var(--border) 1px solid;
  background-color: var(--bg-surface);
  padding: 10px 15px;
  transition: 0.2s ease;
  color: var(--text-main);
}

.input-container .add-task {
  width: 60px;
  padding: 3px 5px;
  border-radius: 8px;
  background-color: var(--blue);
  color: var(--bg-page);
  border: 1px solid transparent;
  transition:
    border-color 0.2s ease-in-out,
    transform 0.2s ease-in-out;
}

.input-container .add-task:hover {
  background-color: rgb(0, 89, 255);
  border-color: var(--border);
  transform: translateY(-2px);
  cursor: pointer;
}

.input-container .advanced-task {
  width: 80px;
  padding: 3px 10px;
  border-radius: 8px;
  background-color: var(--bg-surface);
  border: 1px solid transparent;
  color: var(--text-main);
  transition:
    border-color 0.2s ease-in-out,
    transform 0.2s ease-in-out;
}

.input-container .advanced-task:hover {
  border-color: var(--border);
  transform: translateY(-2px);
  cursor: pointer;
}

/*advanced-settings*/

.advanced-settings {
  display: flex;
  max-height: 0;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background-color: var(--bg-surface2);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-top: 8px;
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition:
    opacity 0.2s ease,
    transform 0.2s ease;
}

.advanced-settings input[type="text"] {
  flex: 1;
  height: 36px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background-color: var(--bg-surface);
  color: var(--text-main);
  font-family: "DM Sans", sans-serif;
  font-size: 13px;
  outline: none;
  transition: border-color 0.2s ease;
}

.advanced-settings input[type="text"]:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-light);
}

.advanced-settings input[type="text"]::placeholder {
  color: var(--text-hint);
}

.priority-text {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
}

.advanced-settings input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--yellow);
  cursor: pointer;
}

.advanced-settings.show {
  display: flex;
  opacity: 1;
  max-height: 200px;
  transform: translateY(0);
  pointer-events: all;
}

/*task-calculator*/

.task-calculator {
  width: 100%;
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.task-calculator div {
  background-color: #0d0f14;
  width: 30%;
  height: 100px;
  background-color: var(--bg-surface);
  padding: 18px 20px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: 0.4s ease;
}

.task-calculator div h4 {
  font-size: small;
  color: var(--text-hint);
}

.task-total {
  color: var(--text-main);
}

.task-inprogress h5 {
  color: var(--yellow);
}

.task-done h5 {
  color: var(--green);
}

/*tasks*/

.taks-container {
  width: 100%;
  padding: 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background-color: var(--bg-surface2);
  border-left: var(--border) 1px solid;
}

.task {
  background-color: var(--bg-surface);
  border-radius: 15px;
  border: 1px solid transparent;
  transition: 0.2s ease;
}

.main-task-container {
  display: flex;
  align-items: center;
  padding: 20px 18px;
  border-radius: 15px 15px 0px 0px;
  border-bottom: var(--border) 1px solid;
}

.main-task-container .svg {
  display: flex;
  justify-content: center;
  align-items: center;
}

.main-task-container svg {
  width: 30px;
  height: 30px;
}

.task .discripton {
  padding: 20px 18px;
  color: var(--text-muted);
}

.task:hover {
  border: var(--border-strong) 1px solid;
  transform: translateY(-2px);
  cursor: pointer;
}

.task h4 {
  margin-right: auto;
  color: var(--text-main);
  overflow-wrap: break-word;
}

.task .task-delete {
  width: 30px;
  height: 30px;
  margin-left: 5px;
  border: none;
  border-radius: 8px;
  background-color: transparent;
  color: var(--text-hint);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition:
    background-color 0.2s ease,
    color 0.2s ease;
}

.task .task-delete:hover {
  background-color: var(--red-light);
  color: var(--red);
}

select {
  appearance: none;
  -webkit-appearance: none;
  padding: 6px 32px 6px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background-color: var(--bg-surface);
  color: var(--text-main);
  font-family: "DM Sans", sans-serif;
  font-size: 13px;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='12' viewBox='0 0 12 12' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%239199ab' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease;
  outline: none;
}

select:hover {
  border-color: var(--border-strong);
}

select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-light);
}

option {
  background-color: var(--bg-surface);
  color: var(--text-main);
  padding: 8px;
}

.task h4.done {
  color: var(--green);
  text-decoration: line-through;
  font-style: italic;
}

.task h4.inprogress {
  color: var(--yellow);
}

.task h4.not-done {
  color: var(--text-main);
}

.task-place-holder{
  display: none;
  justify-content: center;
  align-items: center;
  color: var(--text-muted);
  height: 100px;
  font-weight: bold;
}

.task-place-holder.show{
  display: flex;
}

.hideOneDeskteop {
  display: none;
}

@media (max-width: 800px) {
  .sidebar {
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 100;
    border-right: var(--border) solid 1px;
  }
  .sidebar.show {
    transform: translateX(0);
  }

  .main {
    width: 100%;
  }

  .main-top-pannel h3 {
    display: none;
  }
  .hideOneDeskteop {
    display: block;
  }
}