/* index.html */
body {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f9f9fb;
  color: #333;
}

header {
  background-color: #4a90e2;
  color: white;
  padding: 40px 20px;
  text-align: center;
}

main {
  padding: 20px;
}

.start {
  text-align: center;
  margin-top: 60px;
}

button {
  background-color: #4a90e2;
  color: white;
  border: none;
  padding: 15px 30px;
  font-size: 16px;
  border-radius: 5px;
  cursor: pointer;
}

button:hover {
  background-color: #357ab8;
}

footer {
  text-align: center;
  padding: 20px;
  background-color: #eee;
  margin-top: 60px;
}




/* planner */
.planner {
  background-color: #fff;
  padding: 30px;
  margin-top: 40px;
  border-radius: 10px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.task-input {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

.task-input input {
  flex: 1;
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 6px;
}

.task-input button {
  padding: 10px 20px;
  background-color: #4a90e2;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

.task-input button:hover {
  background-color: #357ab8;
}

#taskList {
  list-style: none;
  padding: 0;
}

#taskList li {
  background-color: #f4f6f8;
  padding: 10px;
  margin-bottom: 10px;
  border-radius: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

#taskList li.completed {
  text-decoration: line-through;
  color: #888;
}

.progress-bar {
  width: 100%;
  height: 20px;
  background-color: #eee;
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 10px;
}

.fill {
  height: 100%;
  background-color: #4a90e2;
  width: 0%;
  transition: width 0.5s ease;
}


/* thema's */

body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.settings-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px 20px;
}

.settings-container h1 {
  font-size: 2em;
  margin-bottom: 40px;
}

.theme-section {
  text-align: center;
  background-color: #f9f9f9;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  width: 100%;
  max-width: 500px;
}

.theme-section h2 {
  margin-bottom: 20px;
  color: #4a90e2;
}

.theme-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.theme-buttons button {
  padding: 10px 20px;
  font-size: 1em;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  background-color: #4a90e2;
  color: white;
  transition: background-color 0.3s ease;
}

.theme-buttons button:hover {
  background-color: #357ab8;
}

/* Theme styles */
body.light-theme {
  background-color: #ffffff;
  color: #222;
}

body.dark-theme {
  background-color: #1e1e1e;
  color: #eee;
}

body.focus-theme {
  background-color: #fdfdfd;
  color: #000;
  font-family: Arial, sans-serif;
}

.progress-bar {
  width: 100%;
  height: 20px;
  background-color: #ddd;
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 10px;
}

.fill {
  height: 100%;
  background-color: #4caf50;
  width: 0%;
  transition: width 0.3s ease;
}

#taskList li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: #f0f0f0;
  padding: 6px 12px;
  margin-bottom: 8px;
  border-radius: 6px;
}

#taskList input[type="checkbox"] {
  margin-right: 10px;
}



/* task list */

#taskList li {
  display:flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 12px;
  margin-bottom: 8px;
  border-radius: 6px;
}

/* promodo timer */

.pomodoro {
  text-align: center;
  margin: 30px 0;
}

#timerDisplay {
  font-size: 3rem;
  margin: 10px 0;
}

.pomodoro button {
  padding: 10px 20px;
  font-size: 1rem;
  border-radius: 6px;
  border: none;
  background-color: #e74c3c;
  color: white;
  cursor: pointer;
}

.pomodoro button:hover {
  background-color: #c0392b;
}


/* Licht thema (standaard) */
body {
  background-color: #ffffff;
  color: #000000;
}

/* Donker thema */
.dark-theme body {
  background-color: #1e1e1e;
  color: #f0f0f0;
}

.dark-theme .nav-button {
  background-color: #333;
  color: #f0f0f0;
}

/* add */
/* === Advertentieblok styling === */
.ad-section {
  background-color: #f9f9f9;
  border: 1px solid #ddd;
  border-radius: 12px;
  padding: 20px;
  margin: 30px 0;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
  text-align: center;
  transition: transform 0.3s ease;
}

.ad-section:hover {
  transform: scale(1.01);
}

.ad-section::before {
  content: "🎯 Studingo Tip";
  display: block;
  font-weight: bold;
  color: #4a90e2;
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(90deg, #1e3a8a, #2563eb, #3b82f6);
  padding: 15px 30px;
  color: white;
  flex-wrap: wrap;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-logo {
  font-size: 1.8rem;
  font-weight: bold;
  letter-spacing: 1px;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.nav-logo:hover {
  transform: scale(1.05);
}

.nav-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.nav-button {
  color: white;
  text-decoration: none;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 20px;
  transition: all 0.3s ease;
}

.nav-button:hover {
  background-color: rgba(255,255,255,0.2);
  transform: translateY(-2px);
}

.nav-button.active {
  background-color: rgba(255,255,255,0.3);
}

/* Search bar */
.nav-search {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
}

.nav-search input {
  padding: 8px 14px;
  border-radius: 20px;
  border: none;
  font-size: 0.9rem;
  outline: none;
  background-color: rgba(255,255,255,0.9);
  color: #1e3a8a;
  transition: box-shadow 0.3s ease, transform 0.2s ease;
}

.nav-search input:focus {
  box-shadow: 0 0 10px rgba(255,255,255,0.6);
  transform: scale(1.02);
}

.nav-search button {
  padding: 8px 12px;
  background-color: #ffffff;
  color: #2563eb;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-weight: bold;
  transition: background 0.3s ease, transform 0.2s ease;
}

.nav-search button:hover {
  background-color: #e2e8f0;
  transform: scale(1.1);
}