/* ═══════════════════════════════════════════════════════════════════════════
   MED-FLOW v8.0 — Premium Dark-Mode Radiologist Workstation UI
   ═══════════════════════════════════════════════════════════════════════════ */

:root {
    --bg-primary: #0a0e17;
    --bg-secondary: #111827;
    --bg-card: rgba(17, 24, 39, 0.8);
    --bg-glass: rgba(30, 41, 59, 0.5);
    --border-glass: rgba(100, 116, 139, 0.2);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-blue: #3b82f6;
    --accent-blue-glow: rgba(59, 130, 246, 0.3);
    --accent-green: #10b981;
    --accent-green-dark: #065f46;
    --accent-yellow: #f59e0b;
    --accent-orange: #f97316;
    --accent-red: #ef4444;
    --accent-purple: #8b5cf6;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.15);
    --transition: all 0.2s ease;
}

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

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
}

/* ── Nav Bar ──────────────────────────────────────────────────────────────── */
.nav-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    height: 56px;
    background: rgba(10, 14, 23, 0.95);
    border-bottom: 1px solid var(--border-glass);
    backdrop-filter: blur(16px);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-logo { font-size: 22px; }
.nav-title { font-weight: 700; font-size: 18px; letter-spacing: -0.5px; }
.nav-version {
    font-size: 11px;
    padding: 2px 6px;
    background: var(--accent-blue);
    color: white;
    border-radius: 4px;
    font-weight: 600;
}

.nav-links { display: flex; gap: 8px; }
.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--text-primary); background: var(--bg-glass); }

.nav-status { display: flex; align-items: center; gap: 8px; font-size: 13px; }
.status-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}
.status-dot.online { background: var(--accent-green); box-shadow: 0 0 8px var(--accent-green); }
.status-dot.offline { background: var(--accent-red); }
.status-text { color: var(--text-secondary); }

/* ── Main Content ─────────────────────────────────────────────────────────── */
.main-content { max-width: 1200px; margin: 0 auto; padding: 32px 24px; }

/* ── Glass Card ───────────────────────────────────────────────────────────── */
.glass {
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: var(--transition);
}
.glass:hover { border-color: rgba(100, 116, 139, 0.35); }

/* ── Buttons ──────────────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 14px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary { background: var(--accent-blue); color: white; }
.btn-primary:hover:not(:disabled) { background: #2563eb; transform: translateY(-1px); }

.btn-success { background: var(--accent-green); color: white; }
.btn-success:hover:not(:disabled) { background: #059669; }

.btn-outline {
    background: transparent;
    color: var(--accent-blue);
    border: 1px solid var(--accent-blue);
}
.btn-outline:hover { background: rgba(59, 130, 246, 0.1); }

.btn-ghost { background: transparent; color: var(--text-secondary); }
.btn-ghost:hover { color: var(--text-primary); background: var(--bg-glass); }

.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.btn-glow { box-shadow: var(--shadow-glow); }
.btn-glow:hover { box-shadow: 0 0 30px rgba(59, 130, 246, 0.25); }

.btn-accept { background: var(--accent-green); color: white; }
.btn-reject { background: var(--accent-red); color: white; }
.btn-signed { background: var(--accent-green-dark); color: var(--accent-green); border: 1px solid var(--accent-green); }

.btn-record {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 2px solid var(--text-muted);
    padding: 14px 28px;
    font-size: 16px;
}
.btn-record.recording { border-color: var(--accent-red); color: var(--accent-red); }

.record-dot {
    width: 12px; height: 12px;
    border-radius: 50%;
    background: var(--accent-red);
    display: inline-block;
}
.recording-pulse { animation: pulse 1s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

/* ── Dashboard ────────────────────────────────────────────────────────────── */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
}
.dashboard-header h1 { font-size: 28px; font-weight: 700; letter-spacing: -0.5px; }

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 28px;
}
.stat-card { text-align: center; padding: 20px; }
.stat-value { font-size: 36px; font-weight: 700; }
.stat-label { font-size: 13px; color: var(--text-secondary); margin-top: 4px; }
.stat-green { color: var(--accent-green); }
.stat-yellow { color: var(--accent-yellow); }
.stat-blue { color: var(--accent-blue); }

.reports-table { width: 100%; border-collapse: collapse; }
.reports-table th {
    text-align: left;
    padding: 12px 16px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-glass);
}
.reports-table td { padding: 12px 16px; font-size: 14px; border-bottom: 1px solid rgba(100, 116, 139, 0.1); }
.reports-table tr:hover { background: rgba(59, 130, 246, 0.05); }

.mono { font-family: var(--font-mono); font-size: 13px; }

.status-badge {
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}
.status-signed { background: rgba(16, 185, 129, 0.15); color: var(--accent-green); }
.status-in_progress { background: rgba(59, 130, 246, 0.15); color: var(--accent-blue); }
.status-pending { background: rgba(245, 158, 11, 0.15); color: var(--accent-yellow); }

.empty-state { text-align: center; padding: 48px; }
.empty-icon { font-size: 48px; margin-bottom: 16px; }

.actions { display: flex; gap: 8px; }

/* ── New Report ───────────────────────────────────────────────────────────── */
.new-report h1 { font-size: 28px; margin-bottom: 24px; }

.state-banner {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    margin-bottom: 24px;
    border-left: 4px solid var(--text-muted);
}
.state-banner-green { border-left-color: var(--accent-green); }
.state-banner-yellow { border-left-color: var(--accent-yellow); }
.state-banner-orange { border-left-color: var(--accent-orange); }
.state-banner-red { border-left-color: var(--accent-red); }
.state-banner-blue { border-left-color: var(--accent-blue); }
.state-banner-dark-green { border-left-color: var(--accent-green-dark); background: rgba(16, 185, 129, 0.1); }

.state-indicator { display: flex; align-items: center; gap: 12px; }
.state-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    background: var(--text-muted);
}
.state-green { background: var(--accent-green); box-shadow: 0 0 8px var(--accent-green); }
.state-yellow { background: var(--accent-yellow); box-shadow: 0 0 8px var(--accent-yellow); }
.state-red { background: var(--accent-red); box-shadow: 0 0 8px var(--accent-red); }
.state-blue { background: var(--accent-blue); box-shadow: 0 0 8px var(--accent-blue); }
.state-orange { background: var(--accent-orange); box-shadow: 0 0 8px var(--accent-orange); }
.state-dark-green { background: var(--accent-green); }
.state-dot.pulse { animation: pulse 1.5s ease-in-out infinite; }

.state-label { font-weight: 600; font-size: 15px; }

.audio-section { margin-bottom: 20px; }
.audio-section h2 { font-size: 18px; margin-bottom: 16px; }
.audio-controls { display: flex; gap: 20px; align-items: stretch; }

.upload-area {
    flex: 1;
    border: 2px dashed var(--border-glass);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    padding: 20px;
}
.upload-area:hover, .upload-area.drag-over { border-color: var(--accent-blue); background: rgba(59, 130, 246, 0.05); }
.upload-label { display: flex; flex-direction: column; align-items: center; gap: 6px; cursor: pointer; }
.upload-icon { font-size: 28px; }
.upload-hint { font-size: 12px; color: var(--text-muted); }

.audio-preview {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 12px;
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
}
.file-name { font-family: var(--font-mono); font-size: 13px; color: var(--text-secondary); }

.transcript-override { margin-top: 16px; color: var(--text-secondary); font-size: 14px; }
.transcript-override summary { cursor: pointer; padding: 8px 0; }
.transcript-override textarea {
    width: 100%;
    margin-top: 8px;
    padding: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 13px;
    resize: vertical;
}

.meta-section { margin-bottom: 20px; }
.form-row { display: flex; gap: 16px; }
.form-group { flex: 1; }
.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}
.form-group input {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
}
.form-group input:focus { outline: none; border-color: var(--accent-blue); }

#btn-generate { width: 100%; margin-bottom: 32px; justify-content: center; }

/* ── Transcripts Grid ─────────────────────────────────────────────────────── */
.transcripts-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 24px; }
.transcript-panel h3 { font-size: 15px; margin-bottom: 4px; }
.transcript-role { font-size: 12px; color: var(--text-muted); margin-bottom: 12px; }
.transcript-content {
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.8;
    color: var(--text-secondary);
    white-space: pre-wrap;
}

/* ── Report Content ───────────────────────────────────────────────────────── */
.report-panel { margin-bottom: 24px; }
.report-panel h2 { font-size: 20px; margin-bottom: 16px; }
.report-field { margin-bottom: 8px; font-size: 14px; }
.report-field strong { color: var(--text-primary); }
.report-section { margin-top: 16px; }
.report-section h3 { font-size: 16px; color: var(--accent-blue); margin-bottom: 8px; }

.finding-item {
    padding: 12px 16px;
    margin-bottom: 8px;
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--accent-green);
    background: rgba(16, 185, 129, 0.05);
}
.finding-item.abnormal { border-left-color: var(--accent-yellow); background: rgba(245, 158, 11, 0.05); }
.finding-structure { font-weight: 600; }
.finding-laterality { color: var(--text-muted); font-size: 13px; margin-left: 8px; }
.measurement { font-family: var(--font-mono); color: var(--accent-blue); font-size: 13px; }
.impression-text { font-size: 15px; font-weight: 500; color: var(--text-primary); }

.code-switch-alert, .degraded-alert {
    margin-top: 12px;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
}
.code-switch-alert { background: rgba(245, 158, 11, 0.1); color: var(--accent-yellow); border: 1px solid rgba(245, 158, 11, 0.3); }
.degraded-alert { background: rgba(239, 68, 68, 0.1); color: var(--accent-red); border: 1px solid rgba(239, 68, 68, 0.3); }

/* ── Corrections ──────────────────────────────────────────────────────────── */
.corrections-panel h2 { font-size: 20px; margin-bottom: 4px; }
.correction-count { font-size: 14px; color: var(--accent-orange); }
.corrections-desc { font-size: 13px; color: var(--text-secondary); margin-bottom: 16px; }

.correction-item {
    padding: 16px;
    margin-bottom: 12px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-glass);
    background: var(--bg-secondary);
    transition: var(--transition);
}
.correction-item.severity-major { border-left: 4px solid var(--accent-red); }
.correction-item.severity-moderate { border-left: 4px solid var(--accent-yellow); }
.correction-item.severity-minor { border-left: 4px solid var(--accent-blue); }

.correction-item.decided-accept { opacity: 0.7; border-left-color: var(--accent-green); }
.correction-item.decided-reject { opacity: 0.7; border-left-color: var(--text-muted); }

.correction-header { display: flex; gap: 12px; align-items: center; margin-bottom: 8px; }
.correction-category {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 700;
    color: var(--accent-purple);
}
.severity-badge-major { color: var(--accent-red); }
.severity-badge-moderate { color: var(--accent-yellow); }
.severity-badge-minor { color: var(--accent-blue); }
.correction-source { font-size: 12px; color: var(--text-muted); }

.correction-diff { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; font-size: 14px; }
.diff-original { text-decoration: line-through; color: var(--accent-red); background: rgba(239, 68, 68, 0.1); padding: 2px 6px; border-radius: 4px; }
.diff-arrow { color: var(--text-muted); }
.diff-corrected { color: var(--accent-green); background: rgba(16, 185, 129, 0.1); padding: 2px 6px; border-radius: 4px; font-weight: 600; }

.correction-reason { font-size: 13px; color: var(--text-secondary); margin-bottom: 10px; }
.correction-actions { display: flex; gap: 8px; }

.decision-badge {
    font-size: 13px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 4px;
}
.decision-accept { color: var(--accent-green); background: rgba(16, 185, 129, 0.1); }
.decision-reject { color: var(--text-muted); background: rgba(100, 116, 139, 0.1); text-decoration: line-through; }

/* ── Audit ─────────────────────────────────────────────────────────────────── */
.audit-panel { margin-bottom: 24px; }
.audit-pass {
    padding: 16px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-md);
    color: var(--accent-green);
    font-weight: 600;
    font-size: 15px;
}
.audit-fail { padding: 16px; }
.audit-error {
    padding: 10px 14px;
    margin-top: 8px;
    background: rgba(239, 68, 68, 0.05);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--radius-sm);
}
.error-type { font-weight: 700; color: var(--accent-red); font-size: 13px; text-transform: uppercase; }
.error-severity { font-size: 12px; color: var(--accent-yellow); margin-left: 12px; }
.audit-timeout {
    padding: 16px;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: var(--radius-md);
    color: var(--accent-yellow);
    font-weight: 600;
}

.sign-section { text-align: center; margin: 32px 0; }
.sign-section .btn-lg { min-width: 280px; justify-content: center; }

/* ── Pipeline View ────────────────────────────────────────────────────────── */
.pipeline-view h1 { margin-bottom: 8px; }
.pipeline-desc { color: var(--text-secondary); margin-bottom: 20px; }
.pipeline-timeline { margin-bottom: 24px; }
.pipeline-timeline pre {
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.6;
    color: var(--text-secondary);
    overflow-x: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
}
.pipeline-step {
    display: flex;
    justify-content: space-between;
    padding: 8px 12px;
    border-bottom: 1px solid rgba(100, 116, 139, 0.1);
    font-size: 13px;
}
.step-type { font-weight: 600; color: var(--accent-blue); font-family: var(--font-mono); }
.step-time { color: var(--text-muted); font-family: var(--font-mono); font-size: 12px; }

.detail-actions { display: flex; gap: 12px; margin-top: 20px; }

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .transcripts-grid { grid-template-columns: 1fr; }
    .form-row { flex-direction: column; }
    .audio-controls { flex-direction: column; }
    .nav-links { display: none; }
}