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

:root {
  --bg:         #080d1a;
  --bg-card:    #0d1525;
  --bg-raised:  #111c30;
  --border:     rgba(255,255,255,0.07);
  --border-mid: rgba(255,255,255,0.12);
  --text:       #e8edf5;
  --text-muted: #7a8aa0;
  --text-dim:   #4a5568;

  --cyan:  #00C2FF;
  --red:   #f43f5e;
  --orange:#fb923c;
  --yellow:#fbbf24;
  --green: #34d399;

  --critical: #f43f5e;
  --high:     #fb923c;
  --medium:   #fbbf24;
  --low:      #34d399;
  --clean:    #34d399;

  --font-sans: 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  --radius-sm: 6px;
  --radius:    10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-card: 0 1px 3px rgba(0,0,0,.4), 0 8px 32px rgba(0,0,0,.3);
  --shadow-glow: 0 0 40px rgba(0,194,255,.08);
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }
code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: rgba(0,194,255,.1);
  color: var(--cyan);
  padding: 1px 6px;
  border-radius: 4px;
}

/* ── Layout ── */
.container { max-width: 900px; margin: 0 auto; padding: 0 24px; }
.screen { display: none; }
.screen.active { display: block; }

/* ── Header ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8,13,26,.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo { display: flex; align-items: center; gap: 10px; }
.logo-icon { width: 30px; height: 30px; flex-shrink: 0; }
.logo-text { font-weight: 700; font-size: 15px; letter-spacing: -0.2px; }
.powered-by { font-size: 12px; color: var(--text-muted); }
.powered-by a { color: var(--cyan); }

/* ── Input Screen ── */
#screen-input { padding: 60px 24px 80px; }

.hero { text-align: center; max-width: 600px; margin: 0 auto 48px; }
.hero-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(0,194,255,.1);
  border: 1px solid rgba(0,194,255,.2);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 20px;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 18px;
}
.gradient-text {
  background: linear-gradient(135deg, var(--cyan) 0%, #7c3aed 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.65;
}

.input-card {
  max-width: 640px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.api-key-row { margin-bottom: 28px; }
.api-key-row label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.input-group { display: flex; gap: 0; }
.input-group input {
  flex: 1;
  background: var(--bg-raised);
  border: 1px solid var(--border-mid);
  border-right: none;
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 10px 14px;
  outline: none;
  transition: border-color .2s;
}
.input-group input:focus { border-color: var(--cyan); }
.input-group input::placeholder { color: var(--text-dim); }
.btn-ghost {
  background: var(--bg-raised);
  border: 1px solid var(--border-mid);
  color: var(--text-muted);
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 13px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color .2s, border-color .2s, background .2s;
}
.btn-ghost:hover { color: var(--text); border-color: var(--border-mid); background: var(--bg-raised); }
.input-group .btn-ghost {
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  border-left: none;
}
.field-hint { font-size: 12px; color: var(--text-dim); margin-top: 8px; }
.field-hint a { color: var(--cyan); font-size: 12px; }

/* Tabs */
.tabs {
  display: flex;
  gap: 4px;
  background: var(--bg-raised);
  border-radius: var(--radius-sm);
  padding: 4px;
  margin-bottom: 16px;
}
.tab {
  flex: 1;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  padding: 8px;
  border-radius: 5px;
  transition: color .2s, background .2s;
}
.tab.active { background: var(--bg-card); color: var(--text); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

textarea#json-input {
  width: 100%;
  min-height: 180px;
  resize: vertical;
  background: var(--bg-raised);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  padding: 14px;
  outline: none;
  transition: border-color .2s;
}
textarea#json-input:focus { border-color: var(--cyan); }
textarea#json-input::placeholder { color: var(--text-dim); }

.upload-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 160px;
  border: 1.5px dashed var(--border-mid);
  border-radius: var(--radius);
  cursor: pointer;
  color: var(--text-muted);
  transition: border-color .2s, background .2s;
  padding: 28px;
}
.upload-zone:hover, .upload-zone.drag-over {
  border-color: var(--cyan);
  background: rgba(0,194,255,.03);
  color: var(--text);
}
.upload-label { font-size: 14px; }
.upload-filename {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
}

.error-banner {
  background: rgba(244,63,94,.1);
  border: 1px solid rgba(244,63,94,.3);
  border-radius: var(--radius-sm);
  color: #fca5a5;
  font-size: 13px;
  padding: 12px 16px;
  margin-top: 16px;
}
.error-banner.hidden { display: none; }

.btn-primary {
  width: 100%;
  margin-top: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--cyan);
  border: none;
  border-radius: var(--radius);
  color: #080d1a;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  padding: 14px 28px;
  transition: opacity .2s, transform .1s;
}
.btn-primary:hover { opacity: .9; }
.btn-primary:active { transform: scale(.99); }
.btn-primary:disabled { opacity: .5; cursor: not-allowed; }

/* ── Scanning Screen ── */
#screen-scanning {
  min-height: calc(100vh - 58px);
  display: flex;
  align-items: center;
  justify-content: center;
}
#screen-scanning.active { display: flex; }
.scanning-inner {
  text-align: center;
  padding: 40px 24px;
  max-width: 400px;
  width: 100%;
}
.scan-animation {
  position: relative;
  width: 100px;
  height: 100px;
  margin: 0 auto 32px;
}
.scan-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1.5px solid var(--cyan);
  opacity: 0.25;
  animation: pulse-ring 2s ease-out infinite;
}
.scan-ring--2 { animation-delay: 1s; }
@keyframes pulse-ring {
  0%   { transform: scale(0.6); opacity: 0.5; }
  100% { transform: scale(1.4); opacity: 0; }
}
.scan-icon {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  animation: spin-slow 6s linear infinite;
}
@keyframes spin-slow { to { transform: translate(-50%,-50%) rotate(360deg); } }

#scan-status {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
}
.scan-detail { font-size: 13px; color: var(--text-muted); margin-bottom: 28px; font-family: var(--font-mono); }
.progress-bar-wrap {
  background: var(--bg-raised);
  border-radius: 100px;
  height: 4px;
  overflow: hidden;
  margin-bottom: 14px;
}
.progress-bar {
  height: 100%;
  background: var(--cyan);
  border-radius: 100px;
  width: 0%;
  transition: width .4s ease;
}
.scan-count { font-size: 12px; color: var(--text-dim); font-family: var(--font-mono); }

/* ── Report Screen ── */
#screen-report { animation: fade-up .5s ease both; }
@keyframes fade-up {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.section { padding: 48px 0; }
.section + .section { border-top: 1px solid var(--border); }
.section-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 8px;
}
h2 { font-size: 28px; font-weight: 700; letter-spacing: -0.5px; }
h3 { font-size: 20px; font-weight: 600; letter-spacing: -0.3px; }
.section-sub { color: var(--text-muted); font-size: 15px; margin-top: 8px; margin-bottom: 28px; }

/* Exec Summary */
.exec-summary { background: var(--bg-card); }
.exec-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.exec-badge {
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 700;
  padding: 8px 18px;
  border-radius: 100px;
  border: 1.5px solid currentColor;
  white-space: nowrap;
}
.exec-badge.critical { color: var(--critical); background: rgba(244,63,94,.1); }
.exec-badge.high     { color: var(--high);     background: rgba(251,146,60,.1); }
.exec-badge.medium   { color: var(--medium);   background: rgba(251,191,36,.1); }
.exec-badge.low      { color: var(--low);      background: rgba(52,211,153,.1); }
.exec-badge.clean    { color: var(--clean);    background: rgba(52,211,153,.1); }

.exec-body { color: var(--text-muted); font-size: 16px; line-height: 1.7; margin-bottom: 24px; }
.exec-meta { display: flex; gap: 28px; flex-wrap: wrap; }
.exec-meta-item { font-size: 13px; }
.exec-meta-label { color: var(--text-dim); font-size: 11px; text-transform: uppercase; letter-spacing: .5px; margin-bottom: 2px; }
.exec-meta-value { font-weight: 600; font-family: var(--font-mono); }

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
}
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  text-align: center;
  transition: border-color .2s;
}
.stat-card:hover { border-color: var(--border-mid); }
.stat-number {
  font-size: 36px;
  font-weight: 700;
  font-family: var(--font-mono);
  line-height: 1;
  margin-bottom: 6px;
}
.stat-label { font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .5px; }
.stat-card.total .stat-number { color: var(--cyan); }
.stat-card.critical .stat-number { color: var(--critical); }
.stat-card.high     .stat-number { color: var(--high); }
.stat-card.medium   .stat-number { color: var(--medium); }
.stat-card.low      .stat-number { color: var(--low); }

/* Table Section */
.section-header-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.table-controls { display: flex; gap: 6px; flex-wrap: wrap; }
.filter-btn {
  font-size: 12px;
  padding: 5px 12px;
  border-radius: 100px;
}
.filter-btn.active { background: var(--bg-raised); color: var(--text); border-color: var(--border-mid); }

/* Package Table */
.package-table { display: flex; flex-direction: column; gap: 8px; }

.pkg-row {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .15s;
}
.pkg-row:hover { border-color: var(--border-mid); }
.pkg-row.hidden { display: none; }

.pkg-row-header {
  display: grid;
  grid-template-columns: 1fr 90px 110px 1fr 32px;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  cursor: pointer;
  user-select: none;
}
.pkg-name { font-weight: 600; font-family: var(--font-mono); font-size: 13.5px; }
.pkg-version { font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); }
.pkg-severity {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .6px;
  padding: 3px 10px;
  border-radius: 100px;
}
.pkg-severity::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}
.sev-critical { color: var(--critical); background: rgba(244,63,94,.12); }
.sev-high     { color: var(--high);     background: rgba(251,146,60,.12); }
.sev-medium   { color: var(--medium);   background: rgba(251,191,36,.12); }
.sev-low      { color: var(--low);      background: rgba(52,211,153,.12); }
.sev-clean    { color: var(--clean);    background: rgba(52,211,153,.12); }
.sev-unknown  { color: var(--text-muted); background: var(--bg-raised); }

.pkg-alerts { display: flex; gap: 6px; flex-wrap: wrap; }
.alert-chip {
  font-size: 10px;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--bg-raised);
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.alert-chip.chip-critical { background: rgba(244,63,94,.1); color: var(--critical); border-color: rgba(244,63,94,.2); }
.alert-chip.chip-high     { background: rgba(251,146,60,.1); color: var(--high);     border-color: rgba(251,146,60,.2); }
.alert-chip.chip-medium   { background: rgba(251,191,36,.1); color: var(--medium);   border-color: rgba(251,191,36,.2); }

.pkg-chevron {
  color: var(--text-dim);
  transition: transform .25s;
  display: flex;
  align-items: center;
}
.pkg-row.expanded .pkg-chevron { transform: rotate(90deg); }

.pkg-row-detail {
  display: none;
  padding: 0 18px 18px;
  border-top: 1px solid var(--border);
  margin-top: 0;
}
.pkg-row.expanded .pkg-row-detail { display: block; padding-top: 16px; }

.detail-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 16px; }
.detail-item {}
.detail-label { font-size: 11px; text-transform: uppercase; letter-spacing: .5px; color: var(--text-dim); margin-bottom: 4px; }
.detail-value { font-family: var(--font-mono); font-size: 13px; }
.score-bar-wrap { background: var(--bg-raised); border-radius: 100px; height: 4px; margin-top: 4px; overflow: hidden; }
.score-bar { height: 100%; border-radius: 100px; }

.detail-issues { display: flex; flex-direction: column; gap: 8px; margin-top: 4px; }
.issue-item {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
}
.issue-item-title { font-size: 13px; font-weight: 600; margin-bottom: 3px; }
.issue-item-desc { font-size: 12px; color: var(--text-muted); }

/* Socket Section */
.socket-section { background: var(--bg); }
.socket-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); gap: 16px; }
.socket-card {
  display: flex;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  transition: border-color .2s;
}
.socket-card:hover { border-color: var(--border-mid); }
.socket-card-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}
.socket-card-icon--blue   { background: rgba(0,194,255,.12);  color: var(--cyan); }
.socket-card-icon--orange { background: rgba(251,146,60,.12); color: var(--orange); }
.socket-card-icon--red    { background: rgba(244,63,94,.12);  color: var(--red); }
.socket-card-icon--green  { background: rgba(52,211,153,.12); color: var(--green); }
.socket-card h4 { font-size: 14px; font-weight: 600; margin-bottom: 6px; }
.socket-card p  { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  background: var(--bg-card);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--text-muted);
}
.footer-actions { display: flex; gap: 8px; }

/* ── Utilities ── */
.hidden { display: none !important; }

/* ── Responsive ── */
@media (max-width: 640px) {
  .input-card { padding: 24px 18px; }
  .pkg-row-header { grid-template-columns: 1fr 80px 28px; }
  .pkg-version, .pkg-alerts { display: none; }
  .socket-cards { grid-template-columns: 1fr; }
  .exec-header { flex-direction: column; }
  .section-header-row { flex-direction: column; align-items: flex-start; }
}