:root {
  /* Light Mode (White Mode) Colors */
  --bg-body: #A99C95; /* Pantone 7530 U */
  --bg-card: #ffffff;
  --bg-panel: #faf8f4;
  --bg-post: #ffffff;
  --bg-input: #ffffff;
  
  --text-main: #2c2c2c;
  --text-title: #3c2f2f;
  --text-subtitle: #6b6b6b;
  --text-label: #5b4b3f;
  --text-meta: #7a7a7a;
  
  --border-color: #d9d4cb;
  --border-panel: #ece5d8;
  --border-post: #e8e1d6;
  
  --primary: #6f4e37;
  --primary-hover: #5a3e2b;
  --secondary: #efe8dc;
  --secondary-text: #4b3a2f;
  
  --shadow: rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] {
  /* Dark Mode Colors */
  --bg-body: #121212;
  --bg-card: #1e1e1e;
  --bg-panel: #252525;
  --bg-post: #2a2a2a;
  --bg-input: #2d2d2d;
  
  --text-main: #e0e0e0;
  --text-title: #ffffff;
  --text-subtitle: #b0b0b0;
  --text-label: #d2c8c0;
  --text-meta: #a0a0a0;
  
  --border-color: #444444;
  --border-panel: #3d3d3d;
  --border-post: #3d3d3d;
  
  --primary: #a67c52;
  --primary-hover: #c1956e;
  --secondary: #3d3d3d;
  --secondary-text: #e0e0e0;
  
  --shadow: rgba(0, 0, 0, 0.3);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  background: var(--bg-body);
  color: var(--text-main);
  transition: background-color 0.3s, color 0.3s;
}

.hidden { display: none !important; }

.screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.card {
  width: 100%;
  max-width: 1100px;
  background: var(--bg-card);
  border-radius: 18px;
  box-shadow: 0 12px 35px var(--shadow);
  padding: 24px;
  transition: background-color 0.3s, box-shadow 0.3s;
}

.login-box {
  max-width: 420px;
  text-align: center;
}

.title {
  font-size: 32px;
  font-weight: 800;
  margin: 0 0 10px;
  color: var(--text-title);
}

.subtitle {
  margin: 0 0 22px;
  color: var(--text-subtitle);
  line-height: 1.5;
}

input, textarea, select, button {
  font: inherit;
}

.input, .textarea, .select {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background: var(--bg-input);
  color: var(--text-main);
  outline: none;
  transition: border-color 0.3s, background-color 0.3s, color 0.3s;
}

.textarea {
  min-height: 130px;
  resize: vertical;
  line-height: 1.6;
}

.input:focus, .textarea:focus, .select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(139,111,71,0.12);
}

.btn {
  border: none;
  border-radius: 12px;
  padding: 12px 16px;
  cursor: pointer;
  font-weight: 700;
  transition: 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-secondary {
  background: var(--secondary);
  color: var(--secondary-text);
}

.btn-danger {
  background: #c94f4f;
  color: #fff;
}

.btn-success {
  background: #4f8a5b;
  color: #fff;
}

.btn-gray {
  background: #ddd;
  color: #333;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.toolbar-left, .toolbar-right {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.section-title {
  font-size: 20px;
  font-weight: 800;
  margin: 0 0 14px;
  color: var(--text-title);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.full {
  grid-column: 1 / -1;
}

.label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-label);
}

.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-panel);
  border-radius: 16px;
  padding: 18px;
  margin-bottom: 18px;
}

.posts {
  display: grid;
  gap: 14px;
}

.post {
  border: 1px solid var(--border-post);
  border-radius: 16px;
  padding: 18px;
  background: var(--bg-post);
}

.post-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
}

.post-title {
  font-size: 20px;
  font-weight: 800;
  margin: 0 0 6px;
  color: var(--text-title);
}

.meta {
  font-size: 13px;
  color: var(--text-meta);
  line-height: 1.5;
}

.badge {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--secondary);
  color: var(--secondary-text);
  font-size: 12px;
  font-weight: 700;
  margin-right: 6px;
  margin-bottom: 6px;
}

.post-content {
  line-height: 1.7;
  white-space: pre-wrap;
  margin-top: 8px;
}

.file-preview {
  margin-top: 14px;
}

audio, img, iframe {
  width: 100%;
  max-width: 100%;
  border-radius: 12px;
  margin-top: 8px;
}

iframe {
  height: 420px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
}

.post-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.empty {
  text-align: center;
  padding: 30px 16px;
  color: var(--text-meta);
  border: 1px dashed var(--border-color);
  border-radius: 16px;
  background: var(--bg-post);
}

.record-status {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  margin-top: 8px;
}

#recordTimer {
  color: #c94f4f;
  margin-left: 5px;
}

.admin-badge {
  background: #333;
  color: #fff;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 12px;
  margin-left: 10px;
}

[data-theme="dark"] .admin-badge {
  background: #eee;
  color: #333;
}

/* Comments Style */
.comments-section {
  margin-top: 20px;
  border-top: 1px solid var(--border-post);
  padding-top: 15px;
}

.comment-list {
  display: grid;
  gap: 10px;
  margin-bottom: 15px;
}

.comment {
  background: var(--bg-panel);
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 14px;
}

.comment-head {
  display: flex;
  justify-content: space-between;
  margin-bottom: 4px;
}

.comment-author {
  font-weight: 700;
  color: var(--text-title);
}

.comment-date {
  font-size: 11px;
  color: var(--text-meta);
}

.comment-content {
  line-height: 1.5;
  white-space: pre-wrap;
}

.comment-actions {
  margin-top: 6px;
  font-size: 12px;
  display: flex;
  gap: 10px;
}

.comment-actions span {
  cursor: pointer;
  color: var(--text-meta);
  text-decoration: underline;
}

.comment-actions span:hover {
  color: var(--primary);
}

.comment-form {
  display: flex;
  gap: 8px;
}

.comment-input {
  flex: 1;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-input);
  color: var(--text-main);
  font-size: 14px;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 13px;
}

.search-box {
  min-width: 220px;
}

.small-note {
  font-size: 13px;
  color: var(--text-meta);
  line-height: 1.5;
  margin-top: 8px;
}

.top-title {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 18px;
}

.top-title h1 {
  margin: 0;
  font-size: 30px;
  color: var(--text-title);
}

.edit-mode {
  border: 2px solid var(--primary);
  background: var(--bg-panel);
}

/* Theme Toggle Button Style */
.theme-toggle {
  font-size: 20px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-title);
  transition: background-color 0.2s;
}

.theme-toggle:hover {
  background-color: var(--secondary);
}

@media (max-width: 800px) {
  .form-grid {
    grid-template-columns: 1fr;
  }

  .top-title h1 {
    font-size: 24px;
  }

  .title {
    font-size: 26px;
  }
}