:root {
  --bg-color: #f5f7fb;
  --text-color: #222222;
  --secondary-text-color: #666666;
  --link-color: #2563eb;
  --link-hover-color: #1d4ed8;
  --card-color: #ffffff;
  --border-color: #dddddd;
  --notice-bg: #fff3cd;
  --input-bg-color: #ffffff;
}

[data-theme="dark"] {
  --bg-color: #1e1e1e;
  --text-color: #eeeeee;
  --secondary-text-color: #bbbbbb;
  --link-color: #7dd3fc;
  --link-hover-color: #bae6fd;
  --card-color: #2b2b2b;
  --border-color: #444444;
  --notice-bg: #4a3f14;
  --input-bg-color: #1f1f1f;
}

body {
  font-family: Arial, sans-serif;
  background: var(--bg-color);
  color: var(--text-color);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 80px;
}

main {
  background: var(--card-color);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  padding: 32px;
  border-radius: 16px;
  width: 420px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

input {
  width: 100%;
  padding: 12px;
  margin-top: 16px;
  box-sizing: border-box;
  background: var(--card-color);
  color: var(--text-color);
  border: 1px solid var(--border-color);
}

button {
  margin-top: 12px;
  padding: 12px 20px;
  cursor: pointer;
  background: var(--card-color);
  color: var(--text-color);
  border: 1px solid var(--border-color);
}

select {
  background: var(--card-color);
  color: var(--text-color);
  border: 1px solid var(--border-color);
}

.featured-project {
  margin-top: 18px;
  background: var(--card-color);
  border: 1px solid var(--border-color);
  padding: 14px;
  border-radius: 12px;
}

.featured-project img {
  width: 100%;
  max-width: 240px;
  border-radius: 10px;
}

.stats {
  margin-top: 20px;
}

.stats h2 {
  margin-bottom: 12px;
}

.stats-grid {
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

.stat-card {
  flex: 1;

  display: flex;
  flex-direction: column;
  align-items: center;

  background: var(--card-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px;
}

.stat-label {
  font-size: 14px;
  opacity: 0.8;
}

.stat-value {
  font-size: 24px;
  font-weight: bold;
  margin-top: 4px;
}

.status {
    margin: 15px 0;
    font-weight: bold;
}

.status.online {
    color: green;
}

.status.offline {
    color: orange;
}

.notice {
  background: var(--notice-bg);
  color: var(--text-color);
  padding: 10px;
  border-radius: 8px;
  font-size: 14px;
}

.project-preview {
  margin-top: 18px;
  display: flex;
  gap: 14px;
  align-items: center;
  text-align: left;
  background: var(--card-color);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 12px;
}

.project-preview img {
  width: 120px;
  height: 90px;
  object-fit: cover;
  border-radius: 8px;
}

.preview-info h2 {
  margin: 0 0 6px;
  font-size: 18px;
}

.preview-info p {
  margin: 4px 0;
}

.preview-stats {
  font-size: 14px;
}

.open-scratch-link {
  display: inline-block;
  margin-top: 8px;
  padding: 7px 10px;
  border-radius: 8px;
  color: var(--link-color);
  border: 1px solid var(--link-color);
  font-weight: 600;
  text-decoration: none;
}

.open-scratch-link:hover {
  color: var(--link-hover-color);
  border-color: var(--link-hover-color);
}

.progress-container {
  margin-top: 14px;
  width: 100%;
  height: 10px;
  background: #e5e5e5;
  border-radius: 999px;
  overflow: hidden;
}

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

.technical-details {
  margin-top: 10px;
  text-align: left;
  font-size: 13px;
}

.technical-details pre {
  white-space: pre-wrap;
  background: var(--card-color);
  border: 1px solid var(--border-color);
  padding: 10px;
  border-radius: 8px;
  overflow-x: auto;
}

.error {
  color: #dc3545;
}

.success {
  color: #28a745;
}

.feedback-toggle {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 58px;
  height: 58px;
  border: none;
  border-radius: 50%;
  padding: 0;
  background: transparent;
  cursor: pointer;
  overflow: hidden;
  z-index: 1000;

  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feedback-toggle img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;

  transition: transform 0.2s ease;
}

.feedback-toggle:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}

.feedback-toggle:hover img {
  transform: scale(1.08);
}

.feedback-toggle:active {
  transform: translateY(0);
}

.feedback-toggle:active img {
  transform: scale(1.02);
}

.feedback-panel {
  position: fixed;
  right: 20px;
  bottom: 84px;
  width: 320px;
  background: var(--card-color);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 12px 32px rgba(0,0,0,0.25);
  z-index: 1000;
}

.feedback-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.feedback-header h2 {
    margin: 0;
    line-height: 1;
}

.feedback-close {
    display: flex;
    align-items: center;
    justify-content: center;

    width: 28px;
    height: 28px;

    margin: 0;
    padding: 0;

    background: transparent;
    border: none;
    color: var(--text-color);

    font-size: 24px;
    line-height: 1;
    cursor: pointer;
}

.feedback-panel input,
.feedback-panel select,
.feedback-panel textarea {
  width: 100%;
  margin-bottom: 10px;
  border-radius: 6px;
  padding: 10px;
  box-sizing: border-box;
  background: var(--input-bg-color);
  color: var(--text-color);
  border: 1px solid var(--border-color);
}

#feedbackEmail {
    margin-top: 0;
}

#feedbackName {
    margin-top: 0;
}

.feedback-panel textarea {
  min-height: 100px;
  resize: vertical;
}

.send-feedback {
  width: 100%;
  background: #f4a300;
  color: #1f1f1f;
  border: none;
  border-radius: 8px;
  padding: 12px;
  font-weight: bold;
  cursor: pointer;
}

.send-feedback:hover {
  filter: brightness(1.08);
}

@media (max-width: 480px) {
  .feedback-panel {
    left: 12px;
    right: 12px;
    bottom: 78px;
    width: auto;
  }
}

.footer {
  width: 420px;
  margin-top: 24px;
  text-align: center;
  font-size: 13px;
  opacity: 0.8;
}

.footer p {
  margin: 4px 0;
}

.hidden {
  display: none;
}