frontend/styles.css

/* ============================================================
   SAFEAISCAN — GLOBAL DESIGN SYSTEM
   Font: Syne (display) + DM Sans (body)
   Theme: Deep navy / slate with electric indigo accents
============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@600;700;800&family=DM+Sans:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg-base:       #060b14;
  --bg-1:          #0b1120;
  --bg-2:          #0f1a2e;
  --bg-3:          #162038;
  --border:        rgba(99,130,255,0.12);
  --border-bright: rgba(99,130,255,0.28);
  --accent:        #5b7bfe;
  --accent-glow:   rgba(91,123,254,0.35);
  --accent-2:      #38bdf8;
  --text-primary:  #e8edf8;
  --text-muted:    #8296b3;
  --text-faint:    #3f5273;
  --danger:        #f43f5e;
  --warning:       #fb923c;
  --success:       #34d399;
  --critical:      #c026d3;
  --radius-sm:     8px;
  --radius-md:     12px;
  --radius-lg:     18px;
  --shadow-card:   0 4px 24px rgba(0,0,0,0.45);
  --shadow-glow:   0 0 32px rgba(91,123,254,0.18);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  min-height: 100vh;
}

/* ---- TYPOGRAPHY ---- */
h1,h2,h3,h4,h5,h6 { font-family: 'Syne', sans-serif; letter-spacing: -0.02em; }

code, pre, .mono { font-family: 'JetBrains Mono', monospace; }

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-bright); border-radius: 99px; }

/* ============================================================
   LAYOUT PRIMITIVES
============================================================ */
.glass {
  background: rgba(15, 26, 46, 0.72);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.glass:hover { border-color: var(--border-bright); }

.panel {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
  transition: border-color 0.2s, transform 0.2s;
}
.panel:hover { border-color: var(--border-bright); }

.card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.55);
  border-color: var(--border-bright);
}

/* ============================================================
   BUTTONS
============================================================ */
.btn {
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all 0.18s ease;
  position: relative;
  overflow: hidden;
}
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: linear-gradient(135deg, #5b7bfe, #4361ee);
  border: none;
  color: #fff;
  box-shadow: 0 4px 16px rgba(91,123,254,0.3);
}
.btn-primary:hover {
  background: linear-gradient(135deg, #6d8fff, #5272f4);
  box-shadow: 0 4px 24px rgba(91,123,254,0.5);
  color: #fff;
}

.btn-warning {
  background: linear-gradient(135deg, #fb923c, #ea580c);
  border: none;
  color: #fff;
}
.btn-warning:hover { background: linear-gradient(135deg, #fdba74, #f97316); color: #fff; }

.btn-danger {
  background: linear-gradient(135deg, #f43f5e, #e11d48);
  border: none;
  color: #fff;
}
.btn-danger:hover { background: linear-gradient(135deg, #fb7185, #f43f5e); color: #fff; }

.btn-success {
  background: linear-gradient(135deg, #34d399, #059669);
  border: none;
  color: #fff;
}

.btn-outline-light {
  border: 1px solid var(--border-bright);
  color: var(--text-muted);
  background: transparent;
}
.btn-outline-light:hover {
  background: var(--bg-3);
  color: var(--text-primary);
  border-color: var(--accent);
}

/* ============================================================
   FORM CONTROLS
============================================================ */
.form-control, textarea {
  background: var(--bg-1) !important;
  border: 1px solid var(--border) !important;
  color: var(--text-primary) !important;
  border-radius: var(--radius-sm) !important;
  font-family: 'DM Sans', sans-serif;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-control:focus, textarea:focus {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 3px var(--accent-glow) !important;
  outline: none;
}
.form-control::placeholder, textarea::placeholder { color: var(--text-faint); }

textarea.code-area {
  font-family: 'JetBrains Mono', monospace !important;
  font-size: 12.5px;
  line-height: 1.7;
  resize: vertical;
  min-height: 160px;
  background: #040c18 !important;
}

.input-group-text {
  background: var(--bg-3) !important;
  border: 1px solid var(--border) !important;
  color: var(--text-muted) !important;
}

/* ============================================================
   NAVBAR
============================================================ */
.navbar {
  background: rgba(6,11,20,0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 14px 28px;
  position: sticky;
  top: 0;
  z-index: 1000;
}
.navbar-brand {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 18px;
  color: var(--text-primary) !important;
  letter-spacing: -0.03em;
}
.brand-dot { color: var(--accent); }

/* ============================================================
   DASHBOARD HEADER
============================================================ */
.dash-header {
  background: var(--bg-1);
  border-bottom: 1px solid var(--border);
  padding: 12px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.dash-header h5 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 16px;
}

/* ============================================================
   METRIC CARDS
============================================================ */
.metric {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 12px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s;
}
.metric::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0.6;
}
.metric:hover { border-color: var(--border-bright); }
.metric h6 {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
  font-family: 'DM Sans', sans-serif;
}
.metric h3 {
  font-family: 'Syne', sans-serif;
  font-size: 22px;
  font-weight: 700;
  margin: 0;
}

/* ============================================================
   BADGE SYSTEM
============================================================ */
.badge-pill {
  font-family: 'DM Sans', sans-serif;
  font-size: 10px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 99px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.badge-soft {
  background: rgba(91,123,254,0.12);
  color: #93aaff;
  border: 1px solid rgba(91,123,254,0.25);
  padding: 4px 10px;
  border-radius: 99px;
  font-size: 11px;
}

.sev-critical { background: rgba(192,38,211,0.18); color: #e879f9; border: 1px solid rgba(192,38,211,0.3); }
.sev-high     { background: rgba(244,63,94,0.15);  color: #fb7185; border: 1px solid rgba(244,63,94,0.3); }
.sev-medium   { background: rgba(251,146,60,0.15); color: #fdba74; border: 1px solid rgba(251,146,60,0.3); }
.sev-low      { background: rgba(52,211,153,0.12); color: #6ee7b7; border: 1px solid rgba(52,211,153,0.25); }

/* ============================================================
   VULNERABILITY CARDS
============================================================ */
.vuln-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}
.vuln-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  border-radius: 3px 0 0 3px;
}
.vuln-card.sev-high-card::before  { background: var(--danger); }
.vuln-card.sev-med-card::before   { background: var(--warning); }
.vuln-card.sev-low-card::before   { background: var(--success); }
.vuln-card.sev-crit-card::before  { background: var(--critical); }
.vuln-card:hover {
  border-color: var(--border-bright);
  transform: translateX(3px);
  box-shadow: var(--shadow-glow);
}
.vuln-title { font-family: 'Syne', sans-serif; font-size: 13px; font-weight: 600; }
.vuln-meta  { font-size: 11px; color: var(--text-muted); margin-top: 3px; }
.vuln-details {
  display: none;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-muted);
  animation: slideDown 0.2s ease;
}
.vuln-card.active .vuln-details { display: block; }

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

.fix-box {
  background: rgba(4,12,24,0.8);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  margin-top: 8px;
  line-height: 1.6;
  color: #94a3b8;
}

/* ============================================================
   CODE OUTPUT
============================================================ */
pre {
  background: #040c18;
  padding: 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  max-height: 280px;
  overflow: auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px;
  color: #94a3b8;
  line-height: 1.7;
}

/* ============================================================
   PROGRESS BAR
============================================================ */
.progress {
  background: var(--bg-3);
  border-radius: 99px;
  height: 5px;
  overflow: hidden;
}
.progress-bar {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 99px;
  transition: width 0.35s ease;
  box-shadow: 0 0 8px var(--accent-glow);
}

.scan-progress-label {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 5px;
  font-family: 'JetBrains Mono', monospace;
}

/* ============================================================
   HISTORY LIST
============================================================ */
.history-item {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  margin-bottom: 7px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  transition: border-color 0.2s;
  cursor: default;
}
.history-item:hover { border-color: var(--border-bright); }

/* ============================================================
   API KEY BOX
============================================================ */
.apikey-box {
  background: #040c18;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--accent-2);
  word-break: break-all;
  letter-spacing: 0.05em;
}
.copy-btn {
  cursor: pointer;
  color: var(--text-muted);
  font-size: 13px;
  transition: color 0.15s;
}
.copy-btn:hover { color: var(--accent); }
.copy-confirm {
  font-size: 10px;
  color: var(--success);
  opacity: 0;
  transition: opacity 0.3s;
}
.copy-confirm.show { opacity: 1; }

/* ============================================================
   LOADING SKELETON
============================================================ */
.skeleton {
  background: linear-gradient(90deg, var(--bg-2) 25%, var(--bg-3) 50%, var(--bg-2) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  border-radius: var(--radius-sm);
}
@keyframes shimmer {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}

/* ============================================================
   SCAN LOADER
============================================================ */
.scan-loader {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 20px;
}
.scan-loader.active { display: flex; }

.pulse-ring {
  width: 40px; height: 40px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  animation: pulseRing 1.2s ease-in-out infinite;
  position: relative;
}
.pulse-ring::after {
  content: '';
  position: absolute;
  inset: 4px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0.5;
  animation: pulseCore 1.2s ease-in-out infinite;
}
@keyframes pulseRing {
  0%,100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.15); opacity: 0.6; }
}
@keyframes pulseCore {
  0%,100% { opacity: 0.5; }
  50% { opacity: 0.2; }
}

/* ============================================================
   ALERT / NOTIFICATION
============================================================ */
.alert {
  border-radius: var(--radius-sm);
  font-size: 13px;
  border: none;
}
.alert-danger  { background: rgba(244,63,94,0.12);  color: #fb7185; border: 1px solid rgba(244,63,94,0.2); }
.alert-success { background: rgba(52,211,153,0.1);  color: #6ee7b7; border: 1px solid rgba(52,211,153,0.2); }
.alert-warning { background: rgba(251,146,60,0.1);  color: #fdba74; border: 1px solid rgba(251,146,60,0.2); }

/* ============================================================
   HERO (INDEX PAGE)
============================================================ */
.hero {
  padding: 110px 20px 80px;
  text-align: center;
  position: relative;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(91,123,254,0.15) 0%, transparent 70%),
    radial-gradient(ellipse 40% 30% at 80% 20%, rgba(56,189,248,0.08) 0%, transparent 60%);
  pointer-events: none;
}
.hero-title {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(36px, 6vw, 72px);
  line-height: 1.05;
  letter-spacing: -0.04em;
}
.glow {
  background: linear-gradient(135deg, #5b7bfe, #38bdf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 20px rgba(91,123,254,0.4));
}
.hero-sub {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 540px;
  margin: 16px auto 0;
  line-height: 1.6;
}

/* ============================================================
   SECTION
============================================================ */
.section { padding: 80px 20px; }

.section-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 28px;
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}
.section-sub {
  color: var(--text-muted);
  font-size: 15px;
  margin-bottom: 36px;
}

/* PRICING */
.pricing-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all 0.25s;
}
.pricing-card:hover {
  border-color: var(--accent);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.pricing-card.featured {
  border-color: var(--accent);
  background: linear-gradient(145deg, var(--bg-2), rgba(91,123,254,0.05));
  box-shadow: 0 0 0 1px var(--accent), var(--shadow-glow);
}
.price-amount {
  font-family: 'Syne', sans-serif;
  font-size: 42px;
  font-weight: 800;
  letter-spacing: -0.04em;
}
.price-period { font-size: 14px; color: var(--text-muted); }
.price-feature {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  padding: 5px 0;
}
.price-feature i { color: var(--success); font-size: 12px; }

/* ============================================================
   SIDE PANEL DRAWER
============================================================ */
.side-drawer {
  position: fixed;
  right: -460px;
  top: 0;
  width: 440px;
  height: 100%;
  background: var(--bg-1);
  border-left: 1px solid var(--border);
  transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 20px;
  z-index: 9999;
  overflow-y: auto;
}
.side-drawer.open { right: 0; box-shadow: -20px 0 60px rgba(0,0,0,0.5); }

/* ============================================================
   LOGIN PAGE
============================================================ */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse 70% 60% at 30% 30%, rgba(91,123,254,0.1) 0%, transparent 65%),
    radial-gradient(ellipse 50% 40% at 75% 75%, rgba(56,189,248,0.07) 0%, transparent 55%),
    var(--bg-base);
}
.login-card {
  width: 100%;
  max-width: 420px;
  background: rgba(11, 17, 32, 0.85);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.6);
}
.login-brand {
  font-family: 'Syne', sans-serif;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
}
.login-tagline { font-size: 13px; color: var(--text-muted); }

/* ============================================================
   CHART CONTAINER
============================================================ */
.chart-wrap {
  position: relative;
  background: rgba(4,12,24,0.6);
  border-radius: var(--radius-md);
  padding: 16px;
  border: 1px solid var(--border);
}

/* ============================================================
   TIMELINE
============================================================ */
.timeline { max-height: 340px; overflow-y: auto; }
.timeline-item {
  background: rgba(4,12,24,0.7);
  border-left: 2px solid var(--accent);
  padding: 6px 10px;
  margin-bottom: 6px;
  border-radius: 0 6px 6px 0;
  font-size: 11px;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  animation: slideDown 0.2s ease;
}

/* ============================================================
   STATUS INDICATORS
============================================================ */
.status-dot {
  display: inline-block;
  width: 7px; height: 7px;
  border-radius: 50%;
  margin-right: 6px;
}
.status-dot.online  { background: var(--success); box-shadow: 0 0 6px var(--success); animation: pulse 2s infinite; }
.status-dot.offline { background: var(--danger); }
@keyframes pulse {
  0%,100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.status-safe { color: var(--success); font-family: 'Syne', sans-serif; font-weight: 700; }
.status-risk { color: var(--danger);  font-family: 'Syne', sans-serif; font-weight: 700; }

/* ============================================================
   ANIMATIONS
============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.show { opacity: 1; transform: translateY(0); }

.pop-in {
  animation: popIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}
@keyframes popIn {
  from { opacity: 0; transform: scale(0.92); }
  to   { opacity: 1; transform: scale(1); }
}

/* ============================================================
   AI INSIGHTS
============================================================ */
.ai-box {
  background: linear-gradient(135deg, rgba(91,123,254,0.05), rgba(56,189,248,0.05));
  border: 1px solid rgba(91,123,254,0.2);
  border-radius: var(--radius-md);
  padding: 14px;
  margin-top: 12px;
}
.ai-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 8px;
}

/* ============================================================
   FOOTER
============================================================ */
footer {
  border-top: 1px solid var(--border);
  color: var(--text-faint);
  font-size: 12px;
  padding: 20px;
  text-align: center;
}

/* ============================================================
   MODAL
============================================================ */
.modal-content {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--text-primary);
}
.modal-backdrop { backdrop-filter: blur(4px); }

/* ============================================================
   HEATMAP
============================================================ */
.heatmap {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 5px;
  margin-top: 8px;
}
.heat-cell {
  height: 14px;
  border-radius: 3px;
  transition: transform 0.15s;
}
.heat-cell:hover { transform: scale(1.3); }
.heat-cell.critical { background: var(--critical); }
.heat-cell.high     { background: var(--danger); }
.heat-cell.medium   { background: var(--warning); }
.heat-cell.low      { background: var(--success); opacity: 0.7; }

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 768px) {
  .side-drawer { width: 100%; right: -100%; }
  .hero-title { font-size: 32px; }
}

/* ============================================================
   MOBILE RESPONSIVE ENHANCEMENTS
   Breakpoints: 480px (xs) · 640px (sm) · 768px (md) · 900px (lg)
   Appended without modifying any existing rules.
============================================================ */

/* ── Touch target minimum 44×44px ── */
@media (pointer: coarse) {
  .btn, button, a.btn, [role="button"] { min-height: 44px; }
  .side-nav-item  { padding: 12px 10px; }
  .heat-cell      { height: 20px; }
  .copy-btn       { padding: 8px 12px; }
  .scan-mode-btn  { min-height: 44px; }
  .method-tab     { min-height: 44px; }
}

/* ── ≤768px: tablets and large phones ── */
@media (max-width: 768px) {
  /* Navbar */
  .navbar { padding: 10px 16px; }
  .navbar-brand { font-size: 16px; }

  /* Hero */
  .hero          { padding: 60px 16px 48px; }
  .hero-sub      { font-size: 15px; }

  /* Sections */
  .section       { padding: 48px 16px; }
  .section-title { font-size: 22px; }

  /* Login card */
  .login-card {
    max-width: 100%;
    margin: 0 16px;
    padding: 24px 20px;
    border-radius: 16px;
  }

  /* Pricing cards */
  .pricing-card  { padding: 20px 16px; }
  .price-amount  { font-size: 34px; }

  /* Metric grid: 2 columns */
  .metrics-row {
    display: grid !important;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .metric         { margin-bottom: 0; }
  .metric h3      { font-size: 18px; }

  /* Side drawer: full screen */
  .side-drawer    { width: 100%; right: -100%; border-radius: 0; }

  /* Code/pre */
  pre             { max-height: 200px; font-size: 10.5px; }

  /* Timeline */
  .timeline       { max-height: 240px; }

  /* History items */
  .history-item   { flex-direction: column; align-items: flex-start; gap: 6px; }

  /* API key */
  .apikey-box     { font-size: 10px; letter-spacing: 0; }

  /* Heatmap */
  .heatmap        { grid-template-columns: repeat(6, 1fr); }

  /* Chart */
  .chart-wrap     { padding: 10px; }

  /* Footer */
  footer          { font-size: 11px; padding: 16px; }

  /* Vuln cards */
  .vuln-card      { padding: 12px; }
}

/* ── ≤480px: phones ── */
@media (max-width: 480px) {
  body            { font-size: 13px; }
  .hero-title     { font-size: 26px !important; letter-spacing: -0.03em; }
  .hero-sub       { font-size: 14px; }
  .login-card     { padding: 20px 16px; }
  .section-title  { font-size: 20px; }
  .price-amount   { font-size: 28px; }

  /* Single column metrics on very small screens */
  .metrics-row    { grid-template-columns: 1fr !important; }

  /* Heatmap */
  .heatmap        { grid-template-columns: repeat(4, 1fr); }

  /* Stack flex rows */
  .d-flex.gap-2, .d-flex.gap-3 { flex-wrap: wrap; }

  .scan-progress-label { font-size: 10px; }
  .badge-pill          { font-size: 9px; }
}

/* ── ≤900px: pro scanner layout ── */
@media (max-width: 900px) {
  .scanner-area {
    display: flex !important;
    flex-direction: column !important;
  }
  .scanner-right {
    max-height: 300px;
    border-top: 1px solid var(--border);
  }
  .detail-drawer  { width: 100%; border-radius: 0; }
}

/* ── Landscape phones ── */
@media (max-width: 768px) and (orientation: landscape) {
  .hero     { padding: 40px 16px 28px; }
  .login-wrap { align-items: flex-start; padding-top: 16px; }
  .login-card { margin-top: 16px; }
}

/* ── Checkout page: responsive grid ── */
@media (max-width: 768px) {
  .co-body {
    grid-template-columns: 1fr !important;
    padding: 16px !important;
    gap: 16px !important;
  }
  .order-col { position: static !important; }
}

/* ── Enterprise / legal pages ── */
@media (max-width: 600px) {
  .legal-wrap  { padding: 24px 16px 48px; }
  .legal-title { font-size: 24px; }
  .contact-wrap { grid-template-columns: 1fr !important; gap: 24px !important; }
  .pricing-grid { grid-template-columns: 1fr !important; }
  .feat-grid    { grid-template-columns: 1fr !important; }
  .proof-strip  { gap: 16px; padding: 16px; }
  .proof-divider { display: none; }
}

/* ── Utility: hide on mobile ── */
@media (max-width: 480px) {
  .hide-xs { display: none !important; }
}
@media (max-width: 768px) {
  .hide-sm { display: none !important; }
}