:root {
  --bg-base: #090c10;
  --bg-card: #0f141c;
  --bg-card-sub: #151b26;
  --bg-card-hover: #192231;
  --bg-input: #0b0f15;
  --border: #212a38;
  --border-focus: #38bdf8;
  --border-subtle: #19202b;

  --text-main: #f1f5f9;
  --text-sub: #94a3b8;
  --text-muted: #64748b;

  --accent: #38bdf8;
  --accent-glow: rgba(56, 189, 248, 0.15);

  --danger: #ef4444;
  --danger-soft: rgba(239, 68, 68, 0.12);
  --danger-border: rgba(239, 68, 68, 0.3);

  --warning: #f59e0b;
  --warning-soft: rgba(245, 158, 11, 0.12);
  --warning-border: rgba(245, 158, 11, 0.3);

  --safe: #10b981;
  --safe-soft: rgba(16, 185, 129, 0.12);
  --safe-border: rgba(16, 185, 129, 0.3);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;

  --font-sans: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

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

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-base);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Base App Shell */
.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 1.25rem 1.75rem 2rem;
  max-width: 1440px;
  margin: 0 auto;
}

/* Header */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 1.25rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #1e293b, #0f172a);
  border: 1px solid #334155;
  color: var(--accent);
  display: grid;
  place-items: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-main);
}

.brand-version {
  font-size: 0.68rem;
  font-weight: 600;
  font-family: var(--font-mono);
  background: var(--bg-card-sub);
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 0.1rem 0.4rem;
  border-radius: var(--radius-sm);
}

.brand-subtitle {
  font-size: 0.8rem;
  color: var(--text-sub);
}

.header-status {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  font-size: 0.78rem;
  color: var(--text-sub);
}

.status-indicator {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--safe);
  box-shadow: 0 0 8px var(--safe);
  animation: pulse-dot 2.5s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.85); }
}

/* Workbench Grid */
.workbench {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 1.25rem;
  flex: 1;
  align-items: start;
}

.workbench-col {
  display: flex;
  flex-direction: column;
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  gap: 0.75rem;
}

.card-title {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text-main);
}

.card-sub {
  margin: 0.2rem 0 0;
  font-size: 0.8rem;
  color: var(--text-sub);
}

/* Sample Picker */
.sample-picker-bar {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-bottom: 0.85rem;
}

.sample-picker-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.sample-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.sample-chip {
  appearance: none;
  background: var(--bg-card-sub);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.65rem;
  color: var(--text-sub);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  transition: all 0.15s ease;
}

.sample-chip:hover {
  background: var(--bg-card-hover);
  border-color: #334155;
  color: var(--text-main);
  transform: translateY(-1px);
}

.sample-chip:active {
  transform: translateY(0);
}

.chip-label {
  font-weight: 500;
}

.chip-badge {
  font-size: 0.68rem;
  font-family: var(--font-mono);
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  padding: 0.05rem 0.3rem;
  color: var(--text-muted);
}

/* Editor */
.editor-wrapper {
  position: relative;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg-input);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.editor-wrapper:focus-within {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

#email-input {
  width: 100%;
  height: 380px;
  padding: 1rem;
  background: transparent;
  border: 0;
  outline: none;
  resize: vertical;
  color: #e2e8f0;
  font-family: var(--font-mono);
  font-size: 0.83rem;
  line-height: 1.6;
}

#email-input::placeholder {
  color: #475569;
}

.editor-header-actions {
  display: flex;
  align-items: center;
}

.char-count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.editor-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.action-buttons {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Buttons */
.btn {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.6rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-primary {
  background: #0284c7;
  color: #ffffff;
  border-color: #0369a1;
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.35);
}

.btn-primary:hover {
  background: #0369a1;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.45);
}

.btn-primary:active {
  transform: translateY(1px);
}

.btn-secondary {
  background: var(--bg-card-sub);
  color: var(--text-sub);
  border-color: var(--border);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  color: var(--text-main);
  border-color: #334155;
}

.btn-sm {
  padding: 0.35rem 0.65rem;
  font-size: 0.78rem;
}

.btn-kbd {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 3px;
  padding: 0.1rem 0.35rem;
  opacity: 0.8;
  margin-left: 0.2rem;
}

.btn-copied {
  background: var(--safe) !important;
  color: #000 !important;
  border-color: var(--safe) !important;
}

.privacy-pill {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.74rem;
  color: var(--text-muted);
}

/* Empty State Card */
.empty-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 480px;
  padding: 2.5rem 1.5rem;
}

.empty-icon-wrap {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  background: var(--bg-card-sub);
  border: 1px solid var(--border);
  color: var(--text-muted);
  display: grid;
  place-items: center;
  margin-bottom: 1.25rem;
}

.empty-title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-main);
}

.empty-desc {
  margin: 0.5rem 0 1.75rem;
  max-width: 44ch;
  color: var(--text-sub);
  font-size: 0.85rem;
}

.capability-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
  max-width: 480px;
  width: 100%;
}

.capability-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-card-sub);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.55rem 0.75rem;
  font-size: 0.76rem;
  color: var(--text-sub);
  text-align: left;
}

.cap-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* Verdict Banner */
.verdict-banner {
  background: var(--bg-card-sub);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  margin-bottom: 1rem;
}

.verdict-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.verdict-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.verdict-badge {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  display: inline-block;
}

.verdict-badge.verdict-high {
  background: var(--danger-soft);
  color: var(--danger);
  border: 1px solid var(--danger-border);
}

.verdict-badge.verdict-suspicious {
  background: var(--warning-soft);
  color: var(--warning);
  border: 1px solid var(--warning-border);
}

.verdict-badge.verdict-low {
  background: var(--safe-soft);
  color: var(--safe);
  border: 1px solid var(--safe-border);
}

.verdict-score-wrap {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
}

.verdict-score-wrap strong {
  font-size: 1.65rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text-main);
  line-height: 1;
}

.score-den {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.meter-bar-container {
  margin: 0.5rem 0 0.75rem;
}

.meter-track {
  width: 100%;
  height: 6px;
  background: #1e2633;
  border-radius: 999px;
  overflow: hidden;
}

.meter-fill {
  height: 100%;
  border-radius: 999px;
  transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.meter-fill.meter-high {
  background: linear-gradient(90deg, #f59e0b, #ef4444);
}

.meter-fill.meter-suspicious {
  background: linear-gradient(90deg, #10b981, #f59e0b);
}

.meter-fill.meter-low {
  background: #10b981;
}

.meter-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.68rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  margin-top: 0.3rem;
}

.verdict-summary {
  margin: 0;
  font-size: 0.84rem;
  color: var(--text-sub);
  line-height: 1.45;
}

/* Quick Metrics Strip */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.65rem;
  margin-bottom: 1.25rem;
}

.stat-card {
  background: var(--bg-card-sub);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.stat-label {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.stat-num {
  font-size: 1.15rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text-main);
}

.text-danger { color: var(--danger) !important; }
.text-warning { color: var(--warning) !important; }
.text-safe { color: var(--safe) !important; }

/* Sections */
.section-block {
  margin-top: 1.25rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.1rem;
}

.section-title {
  margin: 0 0 0.75rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.section-title svg {
  color: var(--text-muted);
}

/* Headers Metadata Table */
.header-details-table {
  background: var(--bg-card-sub);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  font-size: 0.8rem;
}

.header-row {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 0.65rem;
  align-items: center;
  padding: 0.55rem 0.85rem;
  border-bottom: 1px solid var(--border-subtle);
}

.header-row:last-child {
  border-bottom: 0;
}

.header-row-warning {
  background: rgba(239, 68, 68, 0.08);
}

.header-key {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
}

.header-val {
  font-family: var(--font-mono);
  color: var(--text-main);
  word-break: break-all;
}

.header-warn-tag {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--danger);
  background: var(--danger-soft);
  border: 1px solid var(--danger-border);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  white-space: nowrap;
}

/* IOC Findings */
.findings-container {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.ioc-card {
  background: var(--bg-card-sub);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  transition: border-color 0.15s ease;
}

.ioc-card:hover {
  border-color: #334155;
}

.ioc-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.ioc-meta {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.severity-pill {
  font-size: 0.66rem;
  font-weight: 700;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
}

.severity-critical,
.severity-high {
  background: var(--danger-soft);
  color: var(--danger);
  border: 1px solid var(--danger-border);
}

.severity-medium {
  background: var(--warning-soft);
  color: var(--warning);
  border: 1px solid var(--warning-border);
}

.severity-low {
  background: var(--safe-soft);
  color: var(--safe);
  border: 1px solid var(--safe-border);
}

.ioc-category {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.ioc-points {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--text-muted);
}

.ioc-title {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
}

.ioc-desc {
  margin: 0.3rem 0 0;
  font-size: 0.8rem;
  color: var(--text-sub);
  line-height: 1.45;
}

.ioc-evidence {
  margin-top: 0.5rem;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.65rem;
}

.ioc-evidence code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #fbbf24;
  word-break: break-all;
  white-space: pre-wrap;
}

.clean-findings-box {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  background: var(--safe-soft);
  border: 1px solid var(--safe-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.15rem;
  color: var(--text-main);
}

.clean-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--safe);
  color: #000;
  display: grid;
  place-items: center;
  font-weight: 800;
  flex-shrink: 0;
}

.clean-findings-box p {
  margin: 0.2rem 0 0;
  font-size: 0.78rem;
  color: var(--text-sub);
}

/* Extracted Links Table */
.links-table {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.link-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  background: var(--bg-card-sub);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.55rem 0.85rem;
  font-size: 0.78rem;
}

.link-info {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.link-domain {
  font-weight: 600;
  font-family: var(--font-mono);
  color: var(--text-main);
}

.link-url {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.link-tags {
  display: flex;
  gap: 0.35rem;
  flex-shrink: 0;
}

.tag-flag {
  font-size: 0.68rem;
  font-family: var(--font-mono);
  font-weight: 600;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
}

.tag-danger {
  background: var(--danger-soft);
  color: var(--danger);
  border: 1px solid var(--danger-border);
}

.tag-warning {
  background: var(--warning-soft);
  color: var(--warning);
  border: 1px solid var(--warning-border);
}

/* Recommendations */
.recommendations-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.rec-row {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  background: var(--bg-card-sub);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.85rem;
  font-size: 0.8rem;
}

.rec-priority-badge {
  font-size: 0.68rem;
  font-family: var(--font-mono);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-glow);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  flex-shrink: 0;
}

.rec-text {
  color: var(--text-sub);
  line-height: 1.45;
}

/* Footer */
.app-footer {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-size: 0.76rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.footer-author {
  font-size: 0.72rem;
  color: var(--text-muted);
  opacity: 0.8;
  letter-spacing: 0.02em;
}

/* Input warning animation */
.input-pulse-warning {
  border-color: var(--warning) !important;
  box-shadow: 0 0 0 3px var(--warning-soft) !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Responsive adjustments */
@media (max-width: 960px) {
  .workbench {
    grid-template-columns: 1fr;
  }

  .app-shell {
    padding: 1rem;
  }

  #email-input {
    height: 260px;
  }

  .capability-grid {
    grid-template-columns: 1fr;
  }
}