/* wdd131/tasktracker/style.css */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Inter", system-ui, sans-serif;
}

body {
  background: #f5f5f5;
  color: #000000;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

:root {
  --primary: #000000;
  --secondary: #FFFFFF;
  --accent1: #1DB954;
  --accent2: #F39C12;

  --card-bg: #FFFFFF;
  --card-border: #d9d9d9;
}

header {
  width: 100%;
  padding: 1.3rem 2.4rem;
  background: var(--secondary);
  border-bottom: 2px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo {
  width: 70px;         
  height: auto;
  padding: 6px;
  background: var(--secondary);
  border-radius: 14px;
  border: 4px solid var(--accent1);
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
}

.site-title {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--primary);
}

nav a {
  margin-left: 1rem;
  padding: 0.5rem 1.2rem;
  border: 2px solid var(--primary);
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  color: var(--primary);
  background: var(--secondary);
  transition: 0.25s ease;
}

nav a:hover {
  background: var(--accent1);
  color: var(--secondary);
  border-color: var(--accent1);
}

main {
  width: 100%;
  max-width: 900px;
  margin: 2.5rem auto;
  flex: 1;
}

.card {
  background: var(--card-bg);
  border: 2px solid var(--card-border);
  padding: 2rem 2.3rem;
  border-radius: 12px;
  margin-bottom: 2rem;
  box-shadow: 0 3px 12px rgba(0, 0, 0, 0.07);
}

.card h1,
.card h2 {
  text-align: center;
  margin-bottom: 1rem;
  color: var(--primary);
}

.card h2 {
  letter-spacing: 0.5px;
}

.example-task,
.task-item {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
  border: 2px solid var(--card-border);
  border-radius: 8px;
  margin-bottom: 0.8rem;
  background: #FAFAFA;
}

.example-task input,
.task-item input {
  width: 20px;
  height: 20px;
}

.example-task label,
.task-item label {
  display: contents; 
}

.done {
  text-decoration: line-through;
  color: #555;
}

.complete-btn,
.delete-btn {
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  cursor: pointer;
  border: 2px solid var(--primary);
  background: var(--secondary);
  color: var(--primary);
  font-weight: 500;
  transition: 0.25s ease;
}

.complete-btn:hover {
  background: var(--accent1);
  color: var(--secondary);
  border-color: var(--accent1);
}

.delete-btn {
  border-color: var(--accent2);
  color: var(--accent2);
}

.delete-btn:hover {
  background: var(--accent2);
  color: var(--secondary);
}

.view-btn {
  display: block;
  width: fit-content;
  margin: 1.8rem auto 0;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  border: 2px solid var(--primary);
  background: var(--primary);
  color: var(--secondary);
  text-decoration: none;
  font-weight: 700;
  transition: 0.25s;
}

.view-btn:hover {
  background: var(--accent1);
  border-color: var(--accent1);
}

.task-input-row {
  display: flex;
  gap: 1rem;
}

.task-input-row input {
  flex: 1;
  padding: 0.75rem;
  border: 2px solid var(--primary);
  border-radius: 8px;
  font-size: 1rem;
  background: var(--secondary);
}

#addTaskBtn {
  padding: 0.75rem 1.4rem;
  background: var(--primary);
  border: 2px solid var(--primary);
  color: var(--secondary);
  font-weight: 700;
  border-radius: 8px;
  cursor: pointer;
  transition: 0.25s;
}

#addTaskBtn:hover {
  background: var(--accent1);
  border-color: var(--accent1);
}

.filters {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.filter-btn {
  padding: 0.45rem 1rem;
  border-radius: 6px;
  border: 2px solid var(--primary);
  background: var(--secondary);
  cursor: pointer;
  color: var(--primary);
  font-weight: 600;
  transition: 0.25s;
}

.filter-btn.active,
.filter-btn:hover {
  background: var(--primary);
  color: var(--secondary);
}

footer {
  text-align: center;
  padding: 1.2rem;
  margin-top: 2rem;
  background: var(--secondary);
  color: #333;
  border-top: 2px solid var(--card-border);
  font-size: 0.95rem;
}

@media (max-width: 600px) {
  nav a {
    padding: 0.4rem 0.8rem;
  }

  .task-input-row {
    flex-direction: column;
  }

  .example-task,
  .task-item {
    grid-template-columns: auto 1fr auto;
  }
}