:root {
    --bg-color: #1e1e2f;
    --table-bg: #2a2a3b;
    --text-color: #e0e0e0;
    --header-bg: #3c3c4d;
    --border-color: #444;
    --accent-color: #00bcd4;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 20px;
}

h1,h2 {
    color: var(--accent-color);
    font-size: 28px;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 10px;
}

table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--table-bg);
    border: 1px solid var(--border-color);
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
    border-radius: 6px;
    overflow: hidden;
}

thead {
    background-color: var(--header-bg);
}

th, td {
    padding: 12px 15px;
    border-bottom: 1px solid var(--border-color);
    text-align: left;
}

th {
    color: var(--accent-color);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 14px;
}

tr:hover {
    background-color: #38384a;
    transition: background-color 0.2s ease;
}

.feedback-container {
    display: flex;
    flex-direction: column;
    gap: 12px; /* Adds vertical space between dropdown, textbox, button */
    margin-top: 10px;
}

.feedback-select,
.comment-box {
    padding: 8px 10px;
    border-radius: 4px;
    border: none;
    font-size: 14px;
    background-color: #2c2c2c;
    color: #fff;
}

.comment-box {
    height: 60px; /* Larger comment box */
}

.submit-btn {
    padding: 8px 12px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
}

.submit-btn:hover {
    background-color: #45a049;
}

.error {
    color: #ff6b6b;
    background-color: #2a1a1a;
    padding: 10px;
    border-radius: 4px;
}

.success {
    color: #9cffb3;
    background-color: #1a2a1a;
    padding: 10px;
    border-radius: 4px;
}

.login-container {
    background-color: var(--table-bg);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 0 12px rgba(0, 0, 0, 0.6);
    width: 320px;
    margin: auto;
    margin-top: 10vh;
}

.login-container h1 {
    color: var(--accent-color);
    font-size: 24px;
    text-align: center;
    margin-bottom: 20px;
}

.login-container input[type="text"],
.login-container input[type="password"] {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    background-color: #2c2c2c;
    border: none;
    border-radius: 4px;
    color: #fff;
    font-size: 14px;
}

.login-container input[type="submit"] {
    width: 100%;
    padding: 10px;
    background-color: var(--accent-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    margin-top: 10px;
}

.login-container input[type="submit"]:hover {
    background-color: #0097a7;
}

.top-right {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 999;
}

.logout-button {
  background-color: #e74c3c;
  color: white;
  border: none;
  padding: 10px 15px;
  border-radius: 5px;
  cursor: pointer;
  font-weight: bold;
}

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



.countdown {
    background-color: var(--table-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px 40px;
    font-size: 24px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
    color: var(--text-color);
    margin-bottom: 40px;
}

.countdown span {
    display: inline-block;
    min-width: 80px;
    color: var(--accent-color);
}

.leaderboard-link {
    text-decoration: none;
    color: var(--accent-color);
    font-weight: bold;
    font-size: 18px;
    padding: 10px 20px;
    border: 2px solid var(--accent-color);
    border-radius: 6px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.leaderboard-link:hover {
    background-color: var(--accent-color);
    color: #1e1e2f;
}

.toggle-button {
  background-color: #f0f0f0;
  border: none;
  padding: 4px 8px;
  cursor: pointer;
  font-size: 14px;
  border-radius: 4px;
}
.toggle-button:hover {
  background-color: #ddd;
}
ul {
  margin: 0;
  padding-left: 20px;
}

.collapsible {
    margin: 10px 0;
    padding: 0 10px;
    display: none;
    border: 1px solid #ccc;
    border-radius: 5px;
    background: #f9f9f9;
}
.collapsible table {
    width: 100%;
    margin-top: 10px;
}
.feedback-select, .comment-box {
    margin-right: 5px;
}
.success {
    background-color: #e0ffe0;
    border: 1px solid #00aa00;
    padding: 10px;
    margin-bottom: 20px;
    border-radius: 5px;
    color: #004400;
}
.error { color: red; }
.warning {
    background-color: #fff3cd;
    color: #856404;
    padding: 10px 15px;
    border-left: 6px solid #ffc107;
    margin-bottom: 15px;
    border-radius: 5px;
}