/* ActionKit AMP Converter — 314 Action branded dark theme */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary-300: #44c0c6;
  --primary-400: #009ecb;
  --primary-500: #006788;
  --primary-600: #233a5d;
  --primary-700: #0c1c37;
  --accent-green: #88ff26;
  --accent-green-muted: #7cc123;
  --accent-coral: #e76d53;
  --accent-mint: #32d3b0;
  --accent-cyan: #53d8e7;

  --bg-primary: var(--primary-700);
  --bg-secondary: #0a1628;
  --bg-tertiary: #122240;
  --border: rgba(255,255,255,0.08);
  --border-focus: var(--primary-400);
  --text-primary: #e2e7ef;
  --text-secondary: #8892a6;
  --accent: var(--primary-400);
  --success: var(--accent-green-muted);
  --warn: #f0c060;
  --error: var(--accent-coral);
  --fix: var(--accent-mint);
}

html, body {
  height: 100%;
}

body {
  background: var(--bg-primary);
  background-image: radial-gradient(ellipse at 20% 0%, rgba(0,158,203,0.12) 0%, transparent 60%),
                    radial-gradient(ellipse at 80% 100%, rgba(136,255,38,0.04) 0%, transparent 50%);
  color: var(--text-primary);
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 14px;
  display: flex;
  flex-direction: column;
}

/* Header */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

.header h1 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.header h1 span {
  color: var(--accent-green);
}

.header-controls {
  display: flex;
  gap: 8px;
  align-items: center;
}

/* Toolbar */
.toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.toolbar label {
  font-size: 13px;
  color: var(--text-secondary);
}

.toolbar select {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 6px 8px;
  font-size: 13px;
  outline: none;
}

.toolbar select:focus {
  border-color: var(--border-focus);
}

.toolbar-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.toolbar-group.hidden { display: none; }

.toolbar-input {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 5px 8px;
  font-size: 12px;
  outline: none;
  width: 180px;
}

.toolbar-input:focus { border-color: var(--border-focus); }

.toolbar-input::placeholder { color: var(--text-secondary); opacity: 0.6; }

.toolbar-divider {
  width: 1px;
  height: 20px;
  background: var(--border);
}

.toolbar-stats {
  margin-left: auto;
  display: flex;
  gap: 12px;
  font-size: 12px;
  color: var(--text-secondary);
}

.stat-error { color: var(--error); font-weight: 600; }
.stat-warn { color: var(--warn); font-weight: 600; }

/* Buttons */
.btn {
  padding: 8px 16px;
  border: none;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s;
}

.btn:hover { opacity: 0.85; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-primary {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  color: #fff;
}

.btn-fix {
  background: linear-gradient(135deg, var(--accent-mint), var(--primary-400));
  color: #fff;
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-danger {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn-sm {
  padding: 5px 12px;
  font-size: 12px;
}

/* Main layout */
.main {
  display: flex;
  flex: 1;
  overflow: hidden;
  min-height: 0;
}

.panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border);
  min-width: 0;
}

.panel:last-child { border-right: none; }

.panel-header {
  padding: 8px 16px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.panel-body {
  flex: 1;
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

/* URL bar */
.url-bar {
  display: flex;
  gap: 8px;
  padding: 8px 12px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

.url-bar input {
  flex: 1;
  background: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 6px 10px;
  font-size: 12px;
  outline: none;
  font-family: system-ui, -apple-system, sans-serif;
}

.url-bar input:focus { border-color: var(--border-focus); }

.url-bar input::placeholder { color: var(--text-secondary); opacity: 0.6; }

textarea {
  width: 100%;
  flex: 1;
  min-height: 0;
  resize: none;
  background: var(--bg-primary);
  color: var(--text-primary);
  border: none;
  padding: 12px;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 12px;
  line-height: 1.5;
  outline: none;
  tab-size: 2;
}

textarea::placeholder {
  color: var(--text-secondary);
  opacity: 0.6;
}

/* Preview panel */
.preview-tabs {
  display: flex;
  gap: 0;
}

.preview-tab {
  padding: 8px 14px;
  font-size: 12px;
  cursor: pointer;
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}

.preview-tab:hover { color: var(--text-primary); }

.preview-tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.preview-container {
  flex: 1;
  overflow: auto;
  background: #fff;
  min-height: 0;
}

.preview-container.hidden { display: none; }

.preview-frame {
  width: 100%;
  height: 100%;
  border: none;
}

.preview-empty, .log-empty {
  color: var(--text-secondary);
  background: var(--bg-primary);
  text-align: center;
  padding: 40px 20px;
  font-size: 13px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Log panel */
#conversion-log {
  background: var(--bg-primary);
  padding: 12px;
  overflow: auto;
}

.log-entry {
  display: flex;
  gap: 10px;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  font-size: 12px;
}

.log-rule {
  color: var(--accent);
  font-weight: 600;
  min-width: 60px;
}

.log-action {
  color: var(--text-primary);
  flex: 1;
}

.log-count {
  color: var(--text-secondary);
  min-width: 30px;
  text-align: right;
}

/* Issues panel */
#issues-panel {
  background: var(--bg-primary);
  padding: 12px;
  overflow: auto;
}

.issues-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-secondary);
}

.issues-pass {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: var(--success);
  margin-bottom: 8px;
}

.issues-list { font-size: 12px; }

.issues-summary {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.issue-badge {
  padding: 3px 10px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 11px;
}

.issue-badge.issue-error { background: rgba(231,109,83,0.15); color: var(--error); }
.issue-badge.issue-warning { background: rgba(240,192,96,0.15); color: var(--warn); }
.issue-badge.issue-fixable { background: rgba(50,211,176,0.15); color: var(--fix); }

.issue-entry {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
}

.issue-sev {
  font-weight: 700;
  font-size: 10px;
  min-width: 36px;
  text-align: center;
  padding: 2px 0;
  border-radius: 3px;
}

.issue-entry.issue-error .issue-sev { color: var(--error); background: rgba(231,109,83,0.1); }
.issue-entry.issue-warning .issue-sev { color: var(--warn); background: rgba(240,192,96,0.1); }

.issue-rule {
  font-weight: 600;
  color: var(--accent);
  min-width: 80px;
  font-size: 11px;
}

.issue-msg {
  flex: 1;
  color: var(--text-primary);
}

.issue-fix-tag {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 3px;
  background: rgba(50,211,176,0.15);
  color: var(--fix);
  font-weight: 600;
}

/* Tips panel */
#tips-panel {
  background: var(--bg-primary);
  overflow: auto;
}

.tips-content {
  padding: 20px;
  color: var(--text-primary);
  font-size: 13px;
  line-height: 1.6;
}

.tips-content h3 {
  font-size: 16px;
  margin-bottom: 16px;
  color: var(--accent);
}

.tip-section {
  margin-bottom: 20px;
  padding: 14px;
  background: var(--bg-secondary);
  border-radius: 8px;
  border: 1px solid var(--border);
}

.tip-section h4 {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.tip-section ul {
  list-style: none;
  padding: 0;
}

.tip-section li {
  padding: 3px 0;
  color: var(--text-secondary);
}

.tip-section li strong {
  color: var(--text-primary);
}

.tip-section code {
  background: rgba(0,158,203,0.12);
  color: var(--accent);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 12px;
  font-family: 'SF Mono', 'Fira Code', monospace;
}

/* Style Guide panel */
#style-guide-panel {
  background: var(--bg-primary);
  overflow: auto;
}

.style-guide-content {
  padding: 20px;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.style-guide-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.style-guide-header h3 {
  font-size: 16px;
  color: var(--accent);
}

.style-guide-desc {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

#style-guide-editor {
  flex: 1;
  min-height: 200px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-primary);
  resize: none;
  outline: none;
}

#style-guide-editor:focus {
  border-color: var(--border-focus);
}

#style-guide-editor::placeholder {
  color: var(--text-secondary);
  opacity: 0.5;
}

/* Status bar */
.status-bar {
  padding: 6px 20px;
  font-size: 12px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
}

.status-info { color: var(--text-secondary); }
.status-success { color: var(--success); }
.status-warn { color: var(--warn); }
.status-error { color: var(--error); }

/* Detected info */
#detected-info {
  font-size: 12px;
  color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 900px) {
  .main {
    flex-direction: column;
  }
  .panel {
    border-right: none;
    border-bottom: 1px solid var(--border);
    min-height: 250px;
  }
  .panel:last-child { border-bottom: none; }
  .preview-tabs { flex-wrap: wrap; }
}