/* Douyin CSS */
:root {
  --bg-color: #0f172a;
  --card-bg: #1e293b;
  --card-border: #334155;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --accent-color: #3b82f6;
  --accent-hover: #2563eb;
  --success-color: #10b981;
  --scrollbar-thumb: #475569;
  --scrollbar-track: #0f172a;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-primary);
  height: 100vh;
  overflow: hidden;
  background-image: radial-gradient(circle at 50% 0%, #1e293b 0%, #0f172a 100%);
}

#app {
  display: flex;
  flex-direction: column;
  height: 100vh;
  padding: 16px;
  gap: 16px;
  box-sizing: border-box;
}

/* Header */
.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 8px;
  flex: 0 0 auto;
}

.dashboard-title {
  font-size: 24px;
  font-weight: 700;
  background: linear-gradient(to right, #60a5fa, #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  cursor: pointer;
  text-decoration: none;
}

.home-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: color 0.2s;
}

.home-link:hover {
    color: var(--text-primary);
}

.btn-primary {
  padding: 8px 16px;
  border-radius: 8px;
  border: none;
  background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
  color: white;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 2px 4px rgba(59, 130, 246, 0.3);
  font-size: 14px;
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 4px 6px rgba(59, 130, 246, 0.4);
}

/* Douyin Specific Styles */
.douyin-container {
    padding: 24px;
    max-width: 95%;
    margin: 0 auto;
    width: 100%;
    flex: 1;
    overflow-y: auto;
    scrollbar-width: thin;
}

.douyin-header {
    text-align: center;
    margin-bottom: 40px;
}

.douyin-title {
    font-size: 2.5rem;
    font-weight: bold;
    color: #f1f5f9;
    margin-bottom: 0.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
}

.douyin-subtitle {
    color: #94a3b8;
}

.summary-btn {
    background: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
    border: none;
}

.records-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.record-card {
    background-color: #fff;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 2px 12px 0 rgba(0,0,0,.1);
}

.record-content {
    display: flex;
    border-left: 4px solid;
    background-color: #fff;
}

.record-main {
    padding: 24px;
    flex: 1;
}

.record-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 16px;
}

.record-meta {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
}

.record-date {
    color: #9ca3af;
    font-size: 12px;
}

.record-title {
    font-size: 1.25rem;
    font-weight: bold;
    color: #1f2937;
    line-height: 1.4;
    margin: 0;
}

.record-video-link {
    color: #3b82f6;
    font-size: 14px;
    margin-top: 4px;
    display: inline-block;
    text-decoration: none;
}

.record-error {
    margin-top: 12px;
    color: #ef4444;
    font-size: 13px;
    background: #fee2e2;
    padding: 8px;
    border-radius: 4px;
    word-break: break-all;
}

.transcript-box {
    background-color: #f9fafb;
    border-radius: 8px;
    padding: 16px;
    margin-top: 16px;
}

.transcript-title {
    font-size: 14px;
    font-weight: 600;
    color: #4b5563;
    margin-bottom: 8px;
    text-transform: uppercase;
    margin-top: 0;
}

.transcript-text {
    color: #374151;
    white-space: pre-wrap;
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
}

.original-text-toggle {
    margin-top: 16px;
}

.original-text-btn {
    cursor: pointer;
    color: #9ca3af;
    font-size: 12px;
}

.original-text-content {
    color: #6b7280;
    font-size: 12px;
    background: #f3f4f6;
    padding: 8px;
    border-radius: 4px;
    margin-top: 4px;
}

.cursor-blink {
    display: inline-block;
    width: 2px;
    height: 1em;
    background-color: #38bdf8;
    vertical-align: text-bottom;
    animation: blink 1s step-end infinite;
}

/* Markdown & LaTeX Rendering */
.markdown-body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    font-size: 15px;
    line-height: 1.8;
    word-wrap: break-word;
    color: #cbd5e1;
}

.markdown-body h1, .markdown-body h2, .markdown-body h3, 
.markdown-body h4, .markdown-body h5, .markdown-body h6 {
    margin-top: 24px;
    margin-bottom: 16px;
    font-weight: 600;
    line-height: 1.25;
    color: var(--text-primary);
}

.markdown-body h1 { font-size: 1.8em; border-bottom: 1px solid var(--card-border); padding-bottom: 0.3em; }
.markdown-body h2 { font-size: 1.4em; border-bottom: 1px solid var(--card-border); padding-bottom: 0.3em; }
.markdown-body h3 { font-size: 1.2em; }

.markdown-body p { margin-top: 0; margin-bottom: 16px; }

.markdown-body ul, .markdown-body ol {
    padding-left: 2em;
    margin-top: 0;
    margin-bottom: 16px;
}

.markdown-body li { margin: 0.25em 0; }

.markdown-body strong { font-weight: 600; color: #fff; }

.markdown-body blockquote {
    padding: 0 1em;
    color: #94a3b8;
    border-left: 0.25em solid #3b82f6;
    margin: 0 0 16px 0;
}

.markdown-body code {
    padding: 0.2em 0.4em;
    margin: 0;
    font-size: 85%;
    background-color: rgba(148, 163, 184, 0.1);
    border-radius: 6px;
    font-family: ui-monospace, SFMono-Regular, SF Mono, Menlo, Consolas, Liberation Mono, monospace;
}

/* LaTeX Styles */
.katex-block {
    margin: 1em 0;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 8px 0;
}

.katex {
    font-size: 1.1em !important;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* Element Plus Overrides */
.el-card {
    background-color: #fff;
    color: #303133;
    transition: .3s;
}

.el-dialog__body {
    padding: 10px 20px;
}