@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-primary: #635bff;
  --color-primary-hover: #5552d9;
  --color-primary-active: #4a47b8;
  --color-primary-light: #f0f4ff;
  --color-primary-border: #dbe4ff;
  --color-primary-shadow: rgba(99, 91, 255, 0.15);

  --color-text-primary: #1f2937;
  --color-text-secondary: #374151;
  --color-text-tertiary: #6b7280;
  --color-text-placeholder: #9ca3af;

  --border-color-default: #e5e7eb;
  --border-color-light: #d1d5db;
  --border-color-lighter: #f3f4f6;

  --bg-white: #ffffff;
  --bg-gray-50: #f9fafb;
  --bg-gray-100: #f3f4f6;
  --bg-gray-200: #e5e7eb;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: linear-gradient(
    155deg,
    #f0f4ff 0%,
    #faf5ff 30%,
    #fdf2f2 70%,
    #fef3f2 100%
  );
  color: var(--color-text-primary);
  min-height: 100vh;
  letter-spacing: -0.01em;
  line-height: 1.5;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

.lang-switcher {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 1000;
}

.lang-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--bg-white);
  border: 1px solid var(--border-color-light);
  border-radius: 8px;
  color: var(--color-text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.lang-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.lang-btn .arrow {
  font-size: 10px;
  transition: transform 0.2s;
}

.lang-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 4px;
  background: var(--bg-white);
  border: 1px solid var(--border-color-default);
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  min-width: 140px;
  display: none;
  overflow: hidden;
}

.lang-dropdown.show {
  display: block;
}

.lang-option {
  display: block;
  width: 100%;
  padding: 10px 16px;
  background: none;
  border: none;
  text-align: left;
  font-size: 13px;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: background 0.15s;
  font-family: inherit;
}

.lang-option:hover {
  background: var(--bg-gray-50);
  color: var(--color-primary);
}

.lang-option.active {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 500;
}

.search-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 55vh;
  padding-top: 8vh;
  position: relative;
}

.search-section.has-results {
  min-height: auto;
  padding-top: 24px;
  padding-bottom: 24px;
}

.search-wrapper {
  position: relative;
  width: 100%;
  max-width: 640px;
}

.search-input-group {
  display: flex;
  align-items: center;
  background: var(--bg-white);
  border: 1px solid var(--border-color-light);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.search-input-group:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-shadow);
}

.search-input-group input {
  flex: 1;
  padding: 14px 20px;
  border: none;
  outline: none;
  font-size: 16px;
  color: var(--color-text-primary);
  font-family: inherit;
  letter-spacing: -0.01em;
  background: transparent;
}

.search-input-group input::placeholder {
  color: var(--color-text-placeholder);
}

.search-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background: var(--color-primary);
  border: none;
  cursor: pointer;
  transition: background 0.2s;
  flex-shrink: 0;
}

.search-submit:hover {
  background: var(--color-primary-hover);
}

.search-submit svg {
  width: 20px;
  height: 20px;
  stroke: var(--bg-white);
  fill: none;
  stroke-width: 2;
}

.search-hint {
  margin-top: 12px;
  color: var(--color-text-placeholder);
  font-size: 13px;
  text-align: center;
}

.section-header {
  text-align: center;
  margin-bottom: 32px;
}

.section-header h2 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

.section-header p {
  margin-top: 6px;
  font-size: 13px;
  color: var(--color-text-tertiary);
}

.doc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
  margin-bottom: 40px;
}

.doc-card {
  background: var(--bg-white);
  border: 1px solid var(--border-color-default);
  border-radius: 12px;
  padding: 24px;
  cursor: pointer;
  transition: box-shadow 0.2s, transform 0.1s, border-color 0.2s;
  text-decoration: none;
  display: block;
  color: inherit;
}

.doc-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  transform: translateY(-1px);
  border-color: var(--color-primary);
}

.doc-card-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 8px;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.doc-card-desc {
  font-size: 13px;
  color: var(--color-text-tertiary);
  margin-bottom: 14px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.doc-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--color-text-placeholder);
}

.doc-card-views {
  display: flex;
  align-items: center;
  gap: 4px;
}

.doc-card-views svg {
  width: 14px;
  height: 14px;
  stroke: var(--color-text-placeholder);
  fill: none;
  stroke-width: 2;
}

.search-results {
  display: none;
  margin-top: 24px;
}

.search-results.show {
  display: block;
}

.results-count {
  text-align: center;
  font-size: 14px;
  color: var(--color-text-tertiary);
  margin-bottom: 20px;
}

.results-count em {
  font-style: normal;
  color: var(--color-primary);
  font-weight: 500;
}

.result-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 800px;
  margin: 0 auto;
}

.result-item {
  background: var(--bg-white);
  border: 1px solid var(--border-color-default);
  border-radius: 10px;
  padding: 20px 24px;
  cursor: pointer;
  transition: box-shadow 0.2s, border-color 0.2s;
}

.result-item:hover {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  border-color: var(--color-primary);
}

.result-item .result-path {
  font-size: 12px;
  color: var(--color-primary);
  margin-bottom: 6px;
  font-weight: 500;
}

.result-item .result-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 6px;
}

.result-item .result-desc {
  font-size: 13px;
  color: var(--color-text-tertiary);
  line-height: 1.6;
}

.result-item .result-meta {
  margin-top: 8px;
  font-size: 12px;
  color: var(--color-text-placeholder);
}

mark {
  background: var(--color-primary-light);
  color: var(--color-primary);
  padding: 0 2px;
  border-radius: 2px;
}

.loading-state {
  display: none;
  text-align: center;
  padding: 40px;
  color: var(--color-text-placeholder);
  font-size: 14px;
}

.loading-state.show {
  display: block;
}

.loading-state::after {
  content: '';
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid var(--border-color-light);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin-left: 10px;
  vertical-align: middle;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.empty-state {
  display: none;
  text-align: center;
  padding: 60px 20px;
  color: var(--color-text-placeholder);
  font-size: 14px;
}

.empty-state.show {
  display: block;
}

.empty-state svg {
  width: 48px;
  height: 48px;
  stroke: var(--color-text-placeholder);
  fill: none;
  stroke-width: 1.5;
  margin-bottom: 16px;
}

.footer {
  text-align: center;
  padding: 32px 24px;
  border-top: 1px solid var(--border-color-default);
  margin-top: 40px;
}

.footer-copyright {
  font-size: 12px;
  color: var(--color-text-placeholder);
}

.footer-links {
  margin-top: 8px;
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 12px;
  color: var(--color-text-tertiary);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--color-primary);
}

.doc-page {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 24px;
}

.doc-page .breadcrumb {
  font-size: 13px;
  color: var(--color-text-tertiary);
  margin-bottom: 24px;
}

.doc-page .breadcrumb a {
  color: var(--color-primary);
  text-decoration: none;
}

.doc-page .breadcrumb a:hover {
  text-decoration: underline;
}

.doc-page .doc-title {
  font-size: 28px;
  font-weight: 600;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.doc-page .doc-meta {
  font-size: 12px;
  color: var(--color-text-placeholder);
  margin-bottom: 32px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.doc-page .doc-content {
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.doc-page .doc-content h2 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 32px 0 12px;
}

.doc-page .doc-content h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 24px 0 8px;
}

.doc-page .doc-content p {
  margin-bottom: 16px;
}

.doc-page .doc-content ul,
.doc-page .doc-content ol {
  margin: 0 0 16px 20px;
}

.doc-page .doc-content li {
  margin-bottom: 6px;
}

.doc-page .doc-content code {
  background: var(--bg-gray-100);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 13px;
  font-family: 'SF Mono', 'Fira Code', 'Courier New', monospace;
}

.doc-page .doc-content pre {
  background: var(--bg-gray-100);
  padding: 16px;
  border-radius: 8px;
  overflow-x: auto;
  margin-bottom: 16px;
  font-size: 13px;
  line-height: 1.5;
}

.doc-page .doc-content pre code {
  background: none;
  padding: 0;
}

@media (max-width: 768px) {
  .container { padding: 16px; }
  .search-section { min-height: 40vh; padding-top: 4vh; }
  .search-input-group input { padding: 12px 16px; font-size: 15px; }
  .search-submit { width: 46px; height: 46px; }
  .doc-grid { grid-template-columns: 1fr; gap: 12px; }
  .doc-card { padding: 20px; }
  .doc-card-title { font-size: 16px; }
  .lang-switcher { top: 10px; right: 10px; }
  .lang-btn { padding: 6px 10px; font-size: 12px; }
  .result-item { padding: 16px; }
  .doc-page { padding: 24px 16px; }
  .doc-page .doc-title { font-size: 22px; }
  .section-header h2 { font-size: 18px; }
}

@media (max-width: 480px) {
  .search-section { min-height: 35vh; }
  .search-wrapper { max-width: 100%; }
  .footer-links { flex-direction: column; gap: 8px; }
}

.auth-container {
  position: fixed;
  top: 16px;
  right: 160px;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 8px;
}

.auth-user {
  font-size: 13px;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.auth-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
}

.auth-avatar-fallback {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 600;
}

.auth-btn {
  padding: 8px 14px;
  background: var(--bg-white);
  border: 1px solid var(--color-primary);
  border-radius: 8px;
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.site-logo {
  position: fixed;
  top: 16px;
  left: 24px;
  z-index: 1000;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: contain;
}

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

.auth-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-modal-card {
  background: var(--bg-white);
  border-radius: 12px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
  overflow: hidden;
}

.auth-tabs {
  display: flex;
  border-bottom: 1px solid var(--border-color-default);
}

.auth-tab {
  flex: 1;
  padding: 14px 0;
  background: none;
  border: none;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-tertiary);
  cursor: pointer;
  transition: color 0.2s;
  font-family: inherit;
  position: relative;
}

.auth-tab.active {
  color: var(--color-primary);
}

.auth-tab.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 1px;
}

.auth-form {
  padding: 24px;
}

.auth-field {
  margin-bottom: 16px;
}

.auth-field label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: 6px;
}

.auth-field input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border-color-light);
  border-radius: 8px;
  font-size: 14px;
  color: var(--color-text-primary);
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.auth-field input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-shadow);
}

.auth-hint {
  display: block;
  font-size: 11px;
  color: var(--color-text-placeholder);
  margin-top: 4px;
}

.auth-hint-err {
  color: #dc2626;
}

.auth-rules {
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
}

.auth-rules li {
  font-size: 11px;
  color: var(--color-text-placeholder);
  padding: 2px 0;
  padding-left: 16px;
  position: relative;
}

.auth-rules li::before {
  content: '○';
  position: absolute;
  left: 0;
  color: var(--border-color-light);
  font-size: 10px;
  line-height: 16px;
}

.auth-rules li.passed {
  color: #16a34a;
}

.auth-rules li.passed::before {
  content: '●';
  color: #16a34a;
}

.auth-error {
  font-size: 12px;
  color: #dc2626;
  margin-bottom: 12px;
  min-height: 18px;
}

.auth-submit {
  width: 100%;
  padding: 11px 0;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.2s;
}

.auth-submit:hover {
  background: var(--color-primary-hover);
}

.auth-switch {
  text-align: center;
  margin-top: 12px;
  font-size: 13px;
  color: var(--color-text-tertiary);
}

.auth-switch a {
  color: var(--color-primary);
  text-decoration: none;
}

.auth-switch a:hover {
  text-decoration: underline;
}

.comment-section {
  max-width: 800px;
  margin: 40px auto 0;
  padding: 0 24px 100px;
}

.comment-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.comment-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.comment-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--color-text-placeholder);
  font-size: 14px;
  background: var(--bg-gray-50);
  border-radius: 10px;
}

.comment-card {
  background: var(--bg-white);
  border: 1px solid var(--border-color-default);
  border-radius: 10px;
  padding: 16px 20px;
}

.comment-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.comment-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  flex-shrink: 0;
  overflow: hidden;
}

.comment-avatar-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

.comment-info {
  flex: 1;
}

.comment-username {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.comment-time {
  font-size: 11px;
  color: var(--color-text-placeholder);
  cursor: default;
}

.comment-del {
  background: none;
  border: 1px solid var(--border-color-light);
  font-size: 11px;
  color: var(--color-text-tertiary);
  cursor: pointer;
  padding: 3px 10px;
  border-radius: 6px;
  transition: all 0.2s;
  line-height: 1.4;
  font-weight: 500;
  white-space: nowrap;
}

.comment-del:hover {
  color: #dc2626;
  border-color: #fecaca;
  background: #fef2f2;
}

.comment-del:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.comment-body {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}

.comment-card-recalled {
  opacity: 0.7;
  background: var(--bg-gray-50);
}

.comment-recalled-placeholder {
  font-size: 13px;
  color: var(--color-text-tertiary);
  font-style: italic;
  padding: 8px 12px;
  background: var(--bg-gray-100);
  border-radius: 6px;
  display: inline-block;
}

.comment-reply-btn {
  font-size: 11px;
  color: var(--color-text-tertiary);
  background: none;
  border: 1px solid var(--border-color-light);
  padding: 3px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  font-weight: 500;
  line-height: 1.4;
}

.comment-reply-btn:hover {
  color: var(--color-primary);
  border-color: var(--color-primary-border);
}

.comment-card-reply {
  margin-left: 40px;
  margin-top: 8px;
  border-left: 3px solid var(--color-primary-light);
  border-radius: 0 10px 10px 10px;
  background: var(--bg-gray-50);
}

.comment-reply-to-tag {
  font-size: 11px;
  color: var(--color-primary);
  font-weight: 500;
  margin-left: 6px;
}

.comment-textarea.reply-mode {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-shadow);
}

.comment-cancel-reply {
  font-size: 12px;
  color: var(--color-text-tertiary);
  cursor: pointer;
  text-decoration: underline;
  margin-left: 12px;
  background: none;
  border: none;
  font-family: inherit;
  padding: 0;
}

.comment-cancel-reply:hover {
  color: var(--color-primary);
}

.notif-bell-wrapper {
  position: relative;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  transition: background 0.2s;
  flex-shrink: 0;
}

.notif-bell-wrapper:hover {
  background: var(--bg-gray-100);
}

.notif-bell {
  width: 18px;
  height: 18px;
  stroke: var(--color-text-secondary);
  fill: none;
  stroke-width: 2;
}

.notif-badge {
  position: absolute;
  top: 1px;
  right: 1px;
  min-width: 16px;
  height: 16px;
  background: #ef4444;
  color: #fff;
  font-size: 10px;
  font-weight: 600;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}

.notif-badge.hidden {
  display: none;
}

.notif-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 8px;
  width: 360px;
  max-height: 420px;
  background: var(--bg-white);
  border: 1px solid var(--border-color-default);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  display: none;
  flex-direction: column;
  overflow: hidden;
  z-index: 2000;
}

.notif-dropdown.show {
  display: flex;
}

.notif-item {
  display: flex;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-color-lighter);
  cursor: pointer;
  transition: background 0.15s;
  text-decoration: none;
  color: inherit;
}

.notif-item:hover {
  background: var(--bg-gray-50);
}

.notif-item.unread {
  background: var(--color-primary-light);
}

.notif-item-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
}

.notif-item-body {
  flex: 1;
  min-width: 0;
}

.notif-item-text {
  font-size: 13px;
  color: var(--color-text-primary);
  line-height: 1.4;
}

.notif-item-preview {
  font-size: 11px;
  color: var(--color-text-tertiary);
  margin-top: 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.notif-item-time {
  font-size: 10px;
  color: var(--color-text-placeholder);
  margin-top: 3px;
}

.notif-footer {
  padding: 10px 14px;
  border-top: 1px solid var(--border-color-lighter);
  text-align: center;
}

.notif-mark-all-btn {
  font-size: 12px;
  color: var(--color-primary);
  background: none;
  border: none;
  cursor: pointer;
  font-weight: 500;
  font-family: inherit;
  padding: 4px 12px;
  border-radius: 6px;
  transition: all 0.15s;
}

.notif-mark-all-btn:hover {
  background: var(--color-primary-light);
}

.notif-empty {
  padding: 32px 16px;
  text-align: center;
  color: var(--color-text-placeholder);
  font-size: 13px;
}

.comment-images {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.comment-img {
  width: 160px;
  height: 160px;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--border-color-default);
  cursor: pointer;
  transition: transform 0.15s;
}

.comment-img:hover {
  transform: scale(1.03);
}

.comment-form-area {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10000;
  background: var(--bg-white);
  border-top: 1px solid var(--border-color-default);
  box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.08);
  padding: 10px 24px;
  display: flex;
  align-items: flex-end;
  gap: 10px;
  max-width: 800px;
  margin: 0 auto;
}

.comment-form-area > .comment-textarea {
  flex: 1;
  min-width: 0;
  resize: none;
  rows: 1;
  padding: 8px 14px;
  font-size: 14px;
  min-height: 38px;
  max-height: 100px;
}

.comment-login-btn {
  display: block;
  width: 100%;
  padding: 12px;
  background: var(--bg-white);
  border: 1px dashed var(--border-color-light);
  border-radius: 10px;
  color: var(--color-primary);
  font-size: 14px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  font-family: inherit;
}

.comment-login-btn:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.comment-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color-light);
  border-radius: 10px;
  font-size: 14px;
  color: var(--color-text-primary);
  font-family: inherit;
  resize: vertical;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  line-height: 1.5;
}

.comment-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-shadow);
}

.comment-textarea::placeholder {
  color: var(--color-text-placeholder);
}

.comment-preview-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.comment-preview-img {
  position: relative;
  width: 80px;
  height: 80px;
}

.comment-preview-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--border-color-default);
}

.comment-preview-remove {
  position: absolute;
  top: -6px;
  right: -6px;
  width: 18px;
  height: 18px;
  background: #dc2626;
  color: #fff;
  border-radius: 50%;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  line-height: 1;
}

.comment-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
}

.comment-upload-btn {
  padding: 8px 14px;
  background: var(--bg-gray-50);
  border: 1px solid var(--border-color-light);
  border-radius: 8px;
  font-size: 13px;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: border-color 0.2s;
  font-family: inherit;
}

.comment-upload-btn:hover {
  border-color: var(--color-primary);
}

.comment-submit-btn {
  margin-left: auto;
  padding: 8px 20px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s;
  font-family: inherit;
}

.comment-submit-btn:hover {
  background: var(--color-primary-hover);
}

.comment-submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.comment-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 40px;
}

.comment-lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  border-radius: 8px;
  object-fit: contain;
}

@media (max-width: 768px) {
  .auth-container { top: 10px; right: 110px; }
  .auth-btn { padding: 6px 10px; font-size: 12px; }
  .auth-user { display: none; }
  .site-logo { top: 12px; left: 14px; width: 28px; height: 28px; }
  .comment-section { padding: 0 16px 80px; margin-top: 24px; }
  .comment-card { padding: 12px 14px; }
  .comment-img { width: 100px; height: 100px; }
  .comment-card-reply { margin-left: 24px; }
  .notif-dropdown { width: 280px; }
  .auth-modal-card { max-width: 100%; }
}

.hidden {
  display: none !important;
}

.text-center {
  text-align: center;
}

.fav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 4px 10px;
  background: var(--bg-gray-50);
  border: 1px solid var(--border-color-light);
  border-radius: 6px;
  color: var(--color-text-placeholder);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.25s ease;
  font-family: inherit;
  vertical-align: middle;
  line-height: 1;
  white-space: nowrap;
}

.fav-btn:hover {
  border-color: #f472b6;
  color: #ec4899;
  background: #fdf2f8;
}

.fav-btn .fav-icon {
  width: 16px;
  height: 16px;
  fill: currentColor;
  transition: transform 0.3s ease, fill 0.25s ease;
}

.fav-btn:hover .fav-icon {
  transform: scale(1.15);
}

.fav-btn.favorited {
  background: #fdf2f8;
  border-color: #f9a8d4;
  color: #ec4899;
}

.fav-btn.favorited .fav-icon {
  fill: #ec4899;
  animation: favPop 0.35s ease;
}

.fav-btn.favorited:hover {
  background: #fce7f3;
  border-color: #f472b6;
}

.fav-btn.need-login {
  opacity: 0.6;
}

.fav-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

@keyframes favPop {
  0% { transform: scale(1); }
  50% { transform: scale(1.35); }
  100% { transform: scale(1); }
}

#favoritesSection {
  margin-bottom: 40px;
}

#favoritesSection.hidden-section {
  display: none;
}

.favorites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}

.favorites-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--color-text-placeholder);
  font-size: 14px;
  background: var(--bg-gray-50);
  border-radius: 10px;
}

.favorites-empty svg {
  width: 40px;
  height: 40px;
  stroke: var(--color-text-placeholder);
  fill: none;
  stroke-width: 1.5;
  margin-bottom: 12px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}