/* RESET */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

/* LIGHT & DARK THEMES */
:root {
  --bg: #0f1117;
  --text: #fff;
  --card: #1a1f28;
  --input: #1c2029;
  --border: #2a2e38;
  --primary: #4db2ff;
}

.light {
  --bg: #ffffff;
  --text: #111;
  --card: #f2f4f7;
  --input: #e8ebef;
  --border: #d1d4db;
  --primary: #007bff;
}

/* BODY */
body {
  background: var(--bg);
  color: var(--text);
  display: flex;
  transition: 0.4s ease-in-out;
}

/* THEME BUTTON */
#themeToggle {
  position: fixed;
  right: 20px;
  top: 20px;
  font-size: 22px;
  padding: 8px 14px;
  border-radius: 50%;
  background: var(--card);
  border: none;
  color: var(--primary);
  cursor: pointer;
  transition: 0.3s;
  z-index: 999;
}

#themeToggle:hover {
  transform: scale(1.1);
}

/* ASIDE */
aside {
  width: 260px;
  background: var(--card);
  padding: 25px;
  border-left: 1px solid var(--border);
  transition: 0.3s;
}

aside #imgDiv {
  text-align: center;
  margin-bottom: 20px;
}

aside a {
  color: var(--primary);
  text-decoration: none;
}

aside a img {
  margin-top: 10px;
  border-radius: 12px;
  transition: 0.3s;
}

aside a img:hover {
  transform: scale(1.05);
}

/* MAIN */
main {
  flex: 1;
  padding: 40px;
}

header h2 {
  text-align: center;
  font-size: 2rem;
  color: var(--primary);
}

/* FORM */
.form-wrapper {
  display: flex;
  flex-direction: column;
  gap: 15px;
  width: 320px;
  margin: 20px auto;
}

label {
  display: flex;
  flex-direction: column;
  font-size: 1rem;
}

input,
textarea {
  margin-top: 5px;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--input);
  color: var(--text);
  font-size: 1rem;
  transition: 0.3s;
}

input:focus,
textarea:focus {
  border-color: var(--primary);
  transform: scale(1.03);
}

button {
  padding: 12px 20px;
  background: var(--primary);
  border: none;
  border-radius: 8px;
  color: #000;
  cursor: pointer;
  font-size: 1rem;
  transition: 0.3s;
}

button:hover {
  opacity: 0.9;
  transform: scale(1.02);
}

/* TABLE */
table {
  width: 100%;
  margin-top: 30px;
  border-collapse: collapse;
  background: var(--card);
  border-radius: 10px;
  overflow: hidden;
}

caption {
  padding: 18px;
  font-size: 1.3rem;
  background: var(--input);
  font-weight: bold;
  color: var(--primary);
}

th,
td {
  border-bottom: 1px solid var(--border);
  padding: 16px;
}

th {
  background: var(--input);
  color: var(--primary);
}

tr:hover {
  background: #232a36;
  color: white;
}

.delete-btn {
  padding: 6px 12px;
  background: rgb(255, 68, 68);
  border: none;
  border-radius: 6px;
  color: white;
  cursor: pointer;
  transition: 0.3s;
}

.delete-btn:hover {
  background: rgb(255, 98, 98);
}

/* RESPONSIVE */
@media (max-width: 768px) {
  body {
    flex-direction: column;
  }

  aside {
    width: 100%;
    border-left: none;
    border-bottom: 1px solid var(--border);
  }

  .form-wrapper {
    width: 90%;
  }
}