/* ── Reset & Base ────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue: #4DB8DB;
  --blue-dark: #3A9BBF;
  --blue-light: #E8F6FA;
  --bg: #F7F8FA;
  --card: #FFFFFF;
  --text: #1A1A2E;
  --text-muted: #6B7280;
  --border: #E5E7EB;
  --success: #10B981;
  --error: #EF4444;
  --shadow: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-lg: 0 10px 25px rgba(0,0,0,.08);
  --radius: 12px;
  --radius-sm: 8px;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── Header ─────────────────────────────────────────────── */
.header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 16px 32px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.header img { height: 40px; }

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

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

/* ── Main layout ────────────────────────────────────────── */
.main {
  flex: 1;
  display: flex;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 32px;
  gap: 32px;
}

.content { flex: 1; min-width: 0; }

.sidebar {
  width: 320px;
  flex-shrink: 0;
}

/* ── Drop zone ──────────────────────────────────────────── */
.drop-zone {
  background: var(--card);
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 64px 32px;
  text-align: center;
  cursor: pointer;
  transition: all .2s ease;
}

.drop-zone:hover,
.drop-zone.dragover {
  border-color: var(--blue);
  background: var(--blue-light);
}

.drop-zone-icon {
  font-size: 56px;
  margin-bottom: 16px;
  opacity: .6;
}

.drop-zone h2 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
}

.drop-zone p {
  color: var(--text-muted);
  font-size: 14px;
}

.drop-zone input[type="file"] { display: none; }

/* ── Processing card ────────────────────────────────────── */
.process-card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 48px 32px;
  text-align: center;
  display: none;
}

.process-card.active { display: block; }

.timer {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 64px;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 2px;
  margin-bottom: 24px;
}

.step-message {
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 8px;
  min-height: 28px;
}

.sub-message {
  color: var(--text-muted);
  font-size: 14px;
  min-height: 22px;
  margin-bottom: 32px;
  font-style: italic;
}

/* Progress bar */
.progress-wrap {
  background: var(--bg);
  border-radius: 100px;
  height: 8px;
  overflow: hidden;
  margin-bottom: 16px;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--blue), var(--blue-dark));
  border-radius: 100px;
  width: 0%;
  transition: width .6s ease;
}

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

/* ── Result card ────────────────────────────────────────── */
.result-card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 48px 32px;
  text-align: center;
  display: none;
}

.result-card.active { display: block; }

.result-icon {
  font-size: 64px;
  margin-bottom: 16px;
}

.result-card h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 32px;
  color: var(--success);
}

.time-comparison {
  display: flex;
  gap: 24px;
  justify-content: center;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.time-box {
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  min-width: 180px;
}

.time-box .label {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.time-box .value {
  font-size: 28px;
  font-weight: 700;
}

.time-box.agent .value { color: var(--blue); }
.time-box.human .value { color: var(--text-muted); }
.time-box.saved .value { color: var(--success); }

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--blue);
  color: white;
  border: none;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: background .2s;
  margin-top: 16px;
}

.btn-download:hover { background: var(--blue-dark); }

.btn-new {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  cursor: pointer;
  transition: all .2s;
  margin-top: 12px;
}

.btn-new:hover {
  border-color: var(--blue);
  color: var(--blue);
}

/* ── Review section (collapsible) ──────────────────────── */
.review-section {
  margin-top: 40px;
  border-top: 1px solid var(--border);
  padding-top: 32px;
  text-align: left;
}

.review-toggle {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  transition: all .2s;
  font-family: inherit;
}

.review-toggle:hover {
  background: var(--blue-light);
  border-color: var(--blue);
}

.review-toggle-icon {
  display: inline-block;
  transition: transform .25s ease;
  font-size: 11px;
  color: var(--text-muted);
}

.review-toggle.expanded .review-toggle-icon {
  transform: rotate(90deg);
}

.review-verdict-badge {
  margin-left: auto;
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 100px;
  font-weight: 700;
  letter-spacing: .3px;
  text-transform: uppercase;
}

.review-verdict-badge.approved {
  background: #D1FAE5;
  color: #065F46;
}

.review-verdict-badge.needs-review {
  background: #FEF3C7;
  color: #92400E;
}

.review-verdict-badge.unknown {
  background: #E5E7EB;
  color: #4B5563;
}

.review-body {
  display: none;
  margin-top: 16px;
  padding: 24px 28px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  animation: slideDown .3s ease;
  line-height: 1.65;
  font-size: 14px;
  color: var(--text);
}

.review-body.expanded { display: block; }

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Markdown-rendered content inside review */
.review-body h1,
.review-body h2 {
  font-size: 16px;
  font-weight: 700;
  margin: 20px 0 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

.review-body h1:first-child,
.review-body h2:first-child { margin-top: 0; }

.review-body h3 {
  font-size: 14px;
  font-weight: 700;
  margin: 14px 0 6px;
  color: var(--text);
}

.review-body p { margin: 8px 0; }

.review-body ul,
.review-body ol {
  margin: 8px 0 12px 20px;
}

.review-body li {
  margin: 4px 0;
}

.review-body strong { color: var(--text); font-weight: 700; }
.review-body em { color: var(--text-muted); }

.review-body code {
  background: var(--bg);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: var(--blue-dark);
}

/* Special blocks: ERRORS, ADVERTIMENTS, VEREDICTE */
.review-block {
  border-left: 4px solid;
  padding: 12px 16px;
  margin: 14px 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--bg);
}

.review-block.errors {
  border-color: var(--error);
  background: #FEF2F2;
}

.review-block.errors .block-title {
  color: #991B1B;
}

.review-block.warnings {
  border-color: #F59E0B;
  background: #FFFBEB;
}

.review-block.warnings .block-title {
  color: #92400E;
}

.review-block.verdict {
  border-color: var(--success);
  background: #F0FDF4;
}

.review-block.verdict .block-title {
  color: #065F46;
}

.block-title {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── Error card ─────────────────────────────────────────── */
.error-card {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--error);
  padding: 32px;
  text-align: center;
  display: none;
}

.error-card.active { display: block; }

.error-card h2 { color: var(--error); margin-bottom: 12px; }
.error-card p { color: var(--text-muted); word-break: break-word; }

/* ── Sidebar / History ──────────────────────────────────── */
.sidebar h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .5px;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.history-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  transition: box-shadow .2s;
}

.history-item:hover { box-shadow: var(--shadow); }

.history-item .hi-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.history-item .hi-name {
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
}

.history-item .hi-badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 100px;
  font-weight: 600;
}

.hi-badge.completed { background: #D1FAE5; color: #065F46; }
.hi-badge.error { background: #FEE2E2; color: #991B1B; }

.history-item .hi-meta {
  font-size: 12px;
  color: var(--text-muted);
}

.history-empty {
  color: var(--text-muted);
  font-size: 14px;
  text-align: center;
  padding: 24px 0;
}

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 860px) {
  .main { flex-direction: column; padding: 16px; }
  .sidebar { width: 100%; }
  .timer { font-size: 48px; }
}

/* ── Pulse animation for timer ──────────────────────────── */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .7; }
}

.timer.pulsing { animation: pulse 2s ease-in-out infinite; }