:root {
  --pri: #ffffff;
  --sec: #000000;
  --tri1: #a3e635;
  --tri2: #818cf8;
  --accent: #facc15;
  --red: #f00000;
  --green: #22c55e;
  --blue: #38bdf8;
  --border: 4px solid #000000;
  --shadow: 8px 8px 0px #000000;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "aeonik", sans-serif;
  color: var(--sec);
}

body,
html {
  height: 100%;
  width: 100%;
  background-color: var(--tri2);
  overflow: hidden;
}

#main {
  height: 100%;
  width: 100%;
  padding-top: 100px;
}

/* --- NAV --- */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 20px 40px;
  z-index: 100;
}

.nav-in {
  background: var(--pri);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 30px;
  border: var(--border);
  box-shadow: var(--shadow);
}

.theme {
  background: var(--accent);
  padding: 8px 20px;
  border: 3px solid #000;
  box-shadow: 4px 4px 0px #000;
}

/* --- MAIN DASHBOARD --- */
section.allElems {
  padding: 40px;
  height: 100%;
  overflow-y: auto;
}

header {
  background: var(--pri);
  border: var(--border);
  box-shadow: 12px 12px 0px #000;
  padding: 40px;
  display: flex;
  justify-content: space-between;
  margin-bottom: 50px;
}

header h1 {
  font-size: 70px;
  font-weight: 900;
}

.elem {
  width: 300px;
  height: 300px;
  background: var(--pri);
  border: var(--border);
  box-shadow: var(--shadow);
  position: relative;
  cursor: pointer;
  transition: 0.1s;
  overflow: hidden;
}

.elem:hover {
  transform: translate(-4px, -4px);
  box-shadow: 12px 12px 0px #000;
}

.elem:hover img {
  filter: none;
}

.elem img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1);
  border-bottom: var(--border);
  transition: filter 0.2s ease;
}

.elem h2 {
  position: absolute;
  bottom: 0;
  background: var(--accent);
  width: 100%;
  padding: 10px;
  font-size: 24px;
  font-weight: 900;
  text-align: center;
  border-top: var(--border);
}

.allFeatures {
  display: flex;
  gap: 30px;
}

/* --- FULL PAGE OVERLAYS --- */
.fullElem {
  position: fixed;
  inset: 0;
  background: var(--tri1);
  z-index: 999;
  padding: 60px 40px;
  display: none;
  overflow-y: auto;
}

.back {
  background: var(--red);
  color: white;
  border: 3px solid #000;
  box-shadow: 4px 4px 0px #000;
  padding: 10px 20px;
  font-weight: 900;
  z-index: 1001;
}

/* --- TODO LIST --- */
.todo-container {
  display: flex;
  gap: 30px;
  margin-top: 40px;
  height: 75vh;
}

.addTask {
  flex: 1;
  background: var(--pri) !important;
  border: var(--border);
  box-shadow: var(--shadow);
  padding: 30px;
}

.addTask input,
.addTask textarea {
  width: 100%;
  border: 3px solid #000 !important;
  padding: 15px !important;
  margin-bottom: 15px;
  background: #eee !important;
  font-weight: 700;
  border-radius: 0;
}

.addTask button {
  width: 100%;
  padding: 20px;
  background: var(--accent);
  border: 3px solid #000;
  box-shadow: 4px 4px 0px #000;
  font-weight: 900;
  text-transform: uppercase;
}

.allTask {
  flex: 2;
  background: var(--pri) !important;
  border: var(--border);
  box-shadow: var(--shadow);
  padding: 20px;
  overflow-y: auto;
}

.task {
  background: var(--pri);
  border: 3px solid #000 !important;
  box-shadow: 4px 4px 0px #000;
  margin-bottom: 15px;
  padding: 20px;
  display: flex;
  justify-content: space-between;
}

.task h5 {
  font-size: 24px;
  font-weight: 800;
  color: #000;
}

.task button {
  background: var(--green);
  border: 2px solid #000;
  box-shadow: 2px 2px 0px #000;
  padding: 10px 20px;
  color: white;
}

/*  important task contain*/
.task.important-task {
  background: var(--accent) !important;
  border: 4px solid var(--red) !important;
}

.task h5 span.true {
  background: var(--red);
  color: white;
  padding: 2px 8px;
  font-size: 12px;
  text-transform: uppercase;
  margin-left: 10px;
  border: 1px solid #000;
}

.task h5 span.false {
  display: none;
}

.mark-imp label {
  font-size: 20px;
  font-weight: 700;
  cursor: pointer;

  margin-bottom: 20px;
  padding-bottom: 20px;
}

/* Optional: Make the checkbox itself a bit larger to match */
.mark-imp input[type="checkbox"] {
  transform: scale(1.5); /* Increases checkbox size by 50% */
  cursor: pointer;
}

/* ---  POMODORO --- */
.pomodoro-fullpage {
  background: var(--blue);
  text-align: center;
}

.pomo-timer {
  position: absolute;
  top: 55%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
}

.pomo-timer h1 {
  font-size: 180px;
  font-weight: 900;
  color: #000;
  text-shadow: 8px 8px 0px #fff;
  margin-bottom: 30px;
}

.pomo-timer button {
  background: var(--pri);
  border: var(--border);
  box-shadow: 6px 6px 0px #000;
  padding: 20px 40px;
  margin: 10px;
  font-size: 24px;
  font-weight: 900;
}

.pomo-timer button:active {
  transform: translate(3px, 3px);
  box-shadow: 0px 0px 0px #000;
}

.session {
  display: inline-block;
  background: var(--accent);
  padding: 15px 40px;
  border: var(--border);
  font-weight: 900;
  font-size: 28px;
  margin-top: 20px;
}

/* --- DAILY PLANNER --- */
.day-planner {
  background: var(--pri) !important;
  border: var(--border);
  padding: 30px;
  margin-top: 30px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

.day-planner-time input {
  background: #f0f0f0 !important;
  border: 3px solid #000 !important;
  padding: 20px !important;
}

/* --- MOTIVATION --- */
.motivation-wrapper {
  background: var(--pri) !important;
  border: var(--border) !important;
  box-shadow: 15px 15px 0px #000 !important;
  padding: 40px !important;
}

.motivation-2 h1 {
  font-size: 50px;
  font-weight: 900;
  line-height: 1.1;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .allFeatures {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    width: 100%;
  }
  .todo-container {
    flex-direction: column;
    height: auto;
  }
  .pomo-timer h1 {
    font-size: 80px;
  }
  header {
    flex-direction: column;
    padding: 20px;
  }
  header h1 {
    font-size: 40px;
  }
  .day-planner {
    grid-template-columns: 1fr;
  }
}