/* ═══════════════════════════════════════════════════════════
   PMALLINONEBINH — Premium Glass Design System
   ═══════════════════════════════════════════════════════════ */

/* ── Design Tokens ─────────────────────────────────────── */
:root {
  /* Brand - warm sky-blue (clear, harmonious, professional) */
  --primary: #38bdf8;
  --primary-hover: #0ea5e9;
  --primary-light: rgba(56,189,248,.1);
  --primary-dark: #0284c7;
  --primary-subtle: rgba(56,189,248,.05);

  /* Status */
  --success: #10b981;
  --success-light: rgba(16,185,129,.1);
  --success-dark: #059669;
  --warning: #f59e0b;
  --warning-light: rgba(245,158,11,.1);
  --warning-dark: #d97706;
  --danger: #ef4444;
  --danger-light: rgba(239,68,68,.1);
  --danger-dark: #dc2626;
  --purple: #8b5cf6;
  --purple-light: rgba(139,92,246,.1);

  /* Glass system */
  --glass-bg: rgba(14,18,28,.8);
  --glass-border: rgba(255,255,255,.05);
  --glass-border-hover: rgba(255,255,255,.08);
  --glass-highlight: rgba(255,255,255,.02);
  --glass-blur: 16px;

  /* Surfaces */
  --surface-base: rgba(20,26,40,.45);
  --surface-raised: rgba(25,32,50,.55);
  --surface-glass: rgba(14,18,28,.6);
  --bg: #0a0d14;
  --card: rgba(18,24,38,.4);
  --card-hover: rgba(22,30,46,.55);

  /* Text */
  --text: #edf2f7;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  /* Borders */
  --border: rgba(255,255,255,.05);
  --border-focus: var(--primary);

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0,0,0,.3);
  --shadow-sm: 0 1px 3px rgba(0,0,0,.35);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,.4);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,.45);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,.5);
  --shadow-glass: 0 8px 30px rgba(0,0,0,.45);
  --shadow-glow: 0 0 20px rgba(6,182,212,.08);

  /* Radius */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Inter", sans-serif;
  --font-mono: "SF Mono", "JetBrains Mono", "Fira Code", monospace;
  --text-xs: 11px;
  --text-sm: 13px;
  --text-base: 14px;
  --text-lg: 17px;
  --text-xl: 20px;
  --text-2xl: 24px;
  --leading-tight: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;

  /* Layout */
  --header-h: 48px;
  --nav-h: 44px;
  --btn-min-h: 44px;
  --max-width: 920px;

  /* Animation */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --duration-slow: 400ms;
}

/* ── Light Mode ────────────────────────────────────────── */
[data-theme="light"] {
  --bg: #f1f3f6;
  --glass-bg: rgba(255,255,255,.7);
  --glass-border: rgba(0,0,0,.05);
  --glass-border-hover: rgba(0,0,0,.08);
  --glass-highlight: rgba(255,255,255,.8);
  --surface-base: rgba(255,255,255,.55);
  --surface-raised: rgba(255,255,255,.75);
  --surface-glass: rgba(255,255,255,.65);
  --card: rgba(255,255,255,.55);
  --card-hover: rgba(255,255,255,.75);
  --text: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --border: rgba(0,0,0,.05);
  --shadow-xs: 0 1px 2px rgba(0,0,0,.03);
  --shadow-sm: 0 1px 3px rgba(0,0,0,.04);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,.06);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,.08);
  --shadow-glass: 0 8px 30px rgba(0,0,0,.06);
  --shadow-glow: 0 0 16px rgba(6,182,212,.06);
  --primary-light: rgba(6,182,212,.08);
  --primary-subtle: rgba(6,182,212,.03);
  --success-light: rgba(16,185,129,.08);
  --warning-light: rgba(245,158,11,.08);
  --danger-light: rgba(239,68,68,.08);
  --purple-light: rgba(139,92,246,.08);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f1f3f6;
    --glass-bg: rgba(255,255,255,.7);
    --glass-border: rgba(0,0,0,.05);
    --glass-border-hover: rgba(0,0,0,.08);
    --glass-highlight: rgba(255,255,255,.8);
    --surface-base: rgba(255,255,255,.55);
    --surface-raised: rgba(255,255,255,.75);
    --surface-glass: rgba(255,255,255,.65);
    --card: rgba(255,255,255,.55);
    --card-hover: rgba(255,255,255,.75);
    --text: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --border: rgba(0,0,0,.05);
    --shadow-xs: 0 1px 2px rgba(0,0,0,.03);
    --shadow-sm: 0 1px 3px rgba(0,0,0,.04);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,.06);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,.08);
    --shadow-glass: 0 8px 30px rgba(0,0,0,.06);
    --shadow-glow: 0 0 16px rgba(6,182,212,.06);
    --primary-light: rgba(6,182,212,.08);
    --primary-subtle: rgba(6,182,212,.03);
    --success-light: rgba(16,185,129,.08);
    --warning-light: rgba(245,158,11,.08);
    --danger-light: rgba(239,68,68,.08);
    --purple-light: rgba(139,92,246,.08);
  }
}

[data-theme="dark"] {
  --bg: #0a0d14;
  --glass-bg: rgba(14,18,28,.8);
  --glass-border: rgba(255,255,255,.05);
  --glass-border-hover: rgba(255,255,255,.08);
  --glass-highlight: rgba(255,255,255,.02);
  --surface-base: rgba(20,26,40,.45);
  --surface-raised: rgba(25,32,50,.55);
  --surface-glass: rgba(14,18,28,.6);
  --card: rgba(18,24,38,.4);
  --card-hover: rgba(22,30,46,.55);
  --text: #edf2f7;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: rgba(255,255,255,.05);
  --shadow-xs: 0 1px 2px rgba(0,0,0,.3);
  --shadow-sm: 0 1px 3px rgba(0,0,0,.35);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,.4);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,.45);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,.5);
  --shadow-glass: 0 8px 30px rgba(0,0,0,.45);
  --shadow-glow: 0 0 20px rgba(6,182,212,.08);
  --primary-light: rgba(6,182,212,.1);
  --primary-subtle: rgba(6,182,212,.03);
  --success-light: rgba(16,185,129,.1);
  --warning-light: rgba(245,158,11,.1);
  --danger-light: rgba(239,68,68,.1);
  --purple-light: rgba(139,92,246,.1);
}

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

html {
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--text);
  background: var(--bg);
  background-image:
    radial-gradient(ellipse 70% 50% at 50% -8%, rgba(6,182,212,.03) 0%, transparent 65%);
  background-attachment: fixed;
  padding-bottom: calc(var(--space-4) + env(safe-area-inset-bottom));
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
  min-width: 320px;
  max-width: 100vw;
  overflow-x: hidden;
  transition: background var(--duration-normal), color var(--duration-normal);
  -webkit-tap-highlight-color: transparent;
}

a {
  color: var(--primary);
  text-decoration: none;
}
a:hover { color: var(--primary-hover); text-decoration: underline; }

/* ── Layout ────────────────────────────────────────────── */
.header {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-bottom: 1px solid var(--glass-border);
  color: var(--text);
  padding: 10px var(--space-4);
  padding-top: calc(10px + env(safe-area-inset-top));
  display: flex;
  align-items: center;
  gap: var(--space-2);
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--header-h);
  transition: background var(--duration-normal), border-color var(--duration-normal);
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex: 1;
  min-width: 0;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.header-logo svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.header-logo h1 {
  font-size: var(--text-lg);
  font-weight: 700;
  white-space: nowrap;
  color: var(--text);
  letter-spacing: -.3px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.theme-toggle {
  background: var(--surface-base);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 16px;
  transition: all var(--duration-fast);
  -webkit-tap-highlight-color: transparent;
}
.theme-toggle:hover { background: var(--surface-raised); color: var(--text); border-color: var(--glass-border-hover); }
.theme-toggle:active { transform: scale(.92); }

/* User menu */
.user-menu {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  background: var(--surface-base);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 3px;
  transition: border-color var(--duration-fast);
}
.user-menu:hover { border-color: var(--glass-border-hover); }

.user-avatar {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.user-info { display: none; }

.user-dropdown-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px 6px;
  border-radius: var(--radius-xs);
  font-size: 15px;
  transition: all var(--duration-fast);
  -webkit-tap-highlight-color: transparent;
}
.user-dropdown-btn:hover { background: var(--card-hover); color: var(--text); }

/* ── Navigation ────────────────────────────────────────── */
.nav {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  display: flex;
  justify-content: center;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x mandatory;
  transition: background var(--duration-normal), border-color var(--duration-normal);
  padding: 0 env(safe-area-inset-left);
}
.nav-wrap {
  position: relative;
  position: -webkit-sticky;
  position: sticky;
  top: var(--header-h);
  z-index: 99;
  border-bottom: 1px solid var(--glass-border);
}
.nav-wrap::after,
.nav-wrap::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 24px;
  pointer-events: none;
  z-index: 2;
  opacity: 0;
  transition: opacity var(--duration-fast);
}
.nav-wrap::before {
  left: 0;
  background: linear-gradient(to right, var(--glass-bg), transparent);
}
.nav-wrap::after {
  right: 0;
  background: linear-gradient(to left, var(--glass-bg), transparent);
}
.nav-wrap.can-scroll-left::before { opacity: 1; }
.nav-wrap.can-scroll-right::after { opacity: 1; }

.nav::-webkit-scrollbar { display: none; }

.nav a {
  flex: 0 0 auto;
  text-align: center;
  padding: 10px var(--space-3);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  position: relative;
  transition: all var(--duration-fast);
  white-space: nowrap;
  scroll-snap-align: start;
  -webkit-tap-highlight-color: transparent;
  display: flex;
  align-items: center;
  gap: 5px;
  min-height: var(--nav-h);
}

.nav a:hover {
  color: var(--text);
  background: var(--glass-highlight);
}

.nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: var(--space-3);
  right: var(--space-3);
  height: 2px;
  background: var(--primary);
  border-radius: 2px 2px 0 0;
  transform: scaleX(0);
  transition: transform var(--duration-fast) var(--ease-out);
}

.nav a.active {
  color: var(--primary);
  font-weight: 600;
}
.nav a.active::after {
  transform: scaleX(1);
}

.nav a .nav-icon {
  font-size: 15px;
  flex-shrink: 0;
}

/* ── Main Content ──────────────────────────────────────── */
.main {
  padding: var(--space-2);
  padding-left: calc(var(--space-2) + env(safe-area-inset-left));
  padding-right: calc(var(--space-2) + env(safe-area-inset-right));
  max-width: var(--max-width);
  margin: 0 auto;
  transition: padding var(--duration-normal);
  width: 100%;
}

/* ── Cards ─────────────────────────────────────────────── */
.card {
  background: var(--card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glass);
  padding: var(--space-4);
  margin-bottom: var(--space-2);
  transition: all var(--duration-normal);
  border: 1px solid var(--glass-border);
}
.card:hover {
  border-color: var(--glass-border-hover);
}

.card-title {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-2);
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text);
}

.card-subtitle {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-3);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}

/* Summary Cards Grid */
.summary-grid {
  display: grid;
  gap: var(--space-2);
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  margin-bottom: var(--space-3);
}

.summary-card {
  background: var(--card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: var(--space-4);
  text-align: center;
  border: 1px solid var(--glass-border);
  transition: transform var(--duration-fast), box-shadow var(--duration-fast), border-color var(--duration-fast);
}
.summary-card:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-glass);
  border-color: var(--glass-border-hover);
}
.summary-card .num {
  font-size: clamp(16px, 4vw, 26px);
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
  overflow-wrap: break-word;
  word-break: break-all;
  max-width: 100%;
}
.summary-card .lbl {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-top: var(--space-1);
}
.summary-card.success .num { color: var(--success); }
.summary-card.warning .num { color: var(--warning); }
.summary-card.danger .num { color: var(--danger); }
.summary-card.purple .num { color: var(--purple); }

#chart-fee-donut { max-width:160px; max-height:160px; }
@media (max-width:480px) {
  #chart-fee-donut { max-width:120px; max-height:120px; }
}

.summary-gradient {
  background: linear-gradient(135deg, var(--primary-subtle), transparent);
  border: 1px solid rgba(6,182,212,.1);
  color: var(--text);
}

/* ── Scanner ───────────────────────────────────────────── */
.scanner-hero {
  max-width: 440px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.scanner-header {
  text-align: center;
  width: 100%;
}

.scanner-badge {
  display: inline-flex;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  background: var(--primary-light);
  color: var(--primary);
  margin-bottom: 10px;
}

.scanner-title {
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--text);
  letter-spacing: -0.3px;
}

.scanner-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin: 0;
}

/* Double-Bezel shell */
.scanner-shell {
  width: 100%;
  padding: 4px;
  border-radius: calc(var(--radius-lg) + 6px);
  background: var(--surface-raised);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-glass), inset 0 1px 0 var(--glass-highlight);
}

#scanner-container {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #080c14;
}

#scanner-container::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, rgba(56,189,248,.25), transparent 40%, rgba(56,189,248,.08));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 1;
}

#scanner-container video,
#fee-scanner-container video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

#qr-shaded-region {
  display: none !important;
}

#scanner-overlay,
#fee-scanner-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.scan-frame {
  position: absolute;
  inset: 18%;
  pointer-events: none;
  z-index: 1;
}

.scan-frame::before {
  content: '';
  position: absolute;
  inset: -1px;
  border: 1.5px solid rgba(56,189,248,.35);
  border-radius: 6px;
  box-shadow: 0 0 0 9999px rgba(0,0,0,.55), 0 0 20px rgba(56,189,248,.06);
}

.corner-tl, .corner-tr, .corner-bl, .corner-br {
  position: absolute;
  width: 24px;
  height: 24px;
  z-index: 2;
}

.corner-tl {
  top: -1px; left: -1px;
  border-top: 2.5px solid var(--primary);
  border-left: 2.5px solid var(--primary);
  border-radius: 4px 0 0 0;
}

.corner-tr {
  top: -1px; right: -1px;
  border-top: 2.5px solid var(--primary);
  border-right: 2.5px solid var(--primary);
  border-radius: 0 4px 0 0;
}

.corner-bl {
  bottom: -1px; left: -1px;
  border-bottom: 2.5px solid var(--primary);
  border-left: 2.5px solid var(--primary);
  border-radius: 0 0 0 4px;
}

.corner-br {
  bottom: -1px; right: -1px;
  border-bottom: 2.5px solid var(--primary);
  border-right: 2.5px solid var(--primary);
  border-radius: 0 0 4px 0;
}

.scan-line {
  position: absolute;
  left: 12%;
  right: 12%;
  height: 2px;
  z-index: 2;
  background: linear-gradient(90deg, transparent 0%, var(--primary) 20%, #7dd3fc 50%, var(--primary) 80%, transparent 100%);
  filter: drop-shadow(0 0 6px rgba(56,189,248,.4));
  animation: scanLine 2.4s cubic-bezier(0.45, 0.05, 0.55, 0.95) infinite;
  top: 18%;
}

@keyframes scanLine {
  0%, 100% { top: 18%; }
  50% { top: 76%; }
}

/* Overlay badge */
#scanner-overlay span,
#fee-scanner-overlay span {
  color: #fff;
  padding: 16px 24px 18px;
  border-radius: 14px;
  font-weight: 600;
  text-align: center;
  background: rgba(0,0,0,.72);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  max-width: 88%;
  width: auto;
  z-index: 3;
  border: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 8px 32px rgba(0,0,0,.3);
  transition: opacity .25s ease, transform .25s cubic-bezier(0.16,1,0.3,1);
}

#scanner-overlay .scan-name {
  font-size: clamp(17px, 4.5vw, 24px);
  font-weight: 700;
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: -0.2px;
}

#scanner-overlay .scan-class {
  font-size: clamp(12px, 3vw, 14px);
  opacity: .85;
  margin-top: 3px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Premium scan button */
.scan-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  height: 52px;
  padding: 0 28px 0 24px;
  border: none;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--success), #059669);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all .3s cubic-bezier(0.16,1,0.3,1);
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  user-select: none;
  box-shadow: 0 2px 12px rgba(16,185,129,.25);
  position: relative;
  overflow: hidden;
}

.scan-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.12), transparent 50%);
  pointer-events: none;
}

.scan-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(16,185,129,.35);
}

.scan-btn:active {
  transform: scale(.97);
}

.scan-btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,.15);
  flex-shrink: 0;
  transition: transform .3s cubic-bezier(0.16,1,0.3,1);
}

.scan-btn:hover .scan-btn-icon {
  transform: rotate(-8deg) scale(1.05);
}

.scan-btn-text {
  position: relative;
  z-index: 1;
}

/* Recent scans */
.scanner-recent {
  max-width: 440px;
  margin: 16px auto 0;
  background: var(--card);
  backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.scanner-recent-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--glass-border);
}

.scanner-recent-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text);
}

.scanner-recent-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 20px;
  padding: 0 6px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 700;
  background: var(--success);
  color: #fff;
}

.scanner-recent-hide {
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: var(--text-xs);
  font-weight: 600;
  cursor: pointer;
  padding: 4px 10px;
  border-radius: 6px;
  transition: all .15s ease;
}

.scanner-recent-hide:hover {
  background: var(--glass-highlight);
  color: var(--text-secondary);
}

/* Manual input */
.scanner-manual {
  max-width: 440px;
  margin: 12px auto 0;
  background: var(--card);
  backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.scanner-manual-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 16px;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--glass-border);
}

.scanner-manual-body {
  display: flex;
  gap: 8px;
  padding: 12px 16px 16px;
}

.scanner-manual-input {
  flex: 1;
  min-width: 0;
  height: 44px;
  padding: 0 14px;
  border: 1.5px solid var(--glass-border);
  border-radius: 10px;
  font-size: 16px;
  font-family: inherit;
  color: var(--text);
  background: var(--surface-base);
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
  -webkit-appearance: none;
  appearance: none;
}

.scanner-manual-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(56,189,248,.1);
}

.scanner-manual-input::placeholder {
  color: var(--text-muted);
}

.scanner-manual-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 44px;
  padding: 0 18px;
  border: none;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  font-size: var(--text-sm);
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: all .2s cubic-bezier(0.16,1,0.3,1);
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  user-select: none;
  flex-shrink: 0;
}

.scanner-manual-btn:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.scanner-manual-btn:active {
  transform: scale(.97);
}

/* Theme-aware adjustments */
[data-theme="light"] .scanner-shell {
  background: rgba(255,255,255,.5);
  border-color: rgba(0,0,0,.06);
  box-shadow: 0 8px 30px rgba(0,0,0,.04), inset 0 1px 0 rgba(255,255,255,.8);
}

[data-theme="light"] .scan-frame::before {
  box-shadow: 0 0 0 9999px rgba(255,255,255,.6), 0 0 20px rgba(56,189,248,.04);
}

[data-theme="light"] .scanner-recent,
[data-theme="light"] .scanner-manual {
  background: rgba(255,255,255,.55);
}

[data-theme="light"] .scan-btn {
  box-shadow: 0 2px 12px rgba(16,185,129,.2);
}

/* Responsive */
@media (max-width: 480px) {
  .scanner-hero {
    gap: 16px;
  }
  .scanner-title {
    font-size: 19px;
  }
  .scan-btn {
    height: 48px;
    padding: 0 22px 0 18px;
    font-size: 13px;
  }
  .scan-btn-icon {
    width: 28px;
    height: 28px;
  }
  .scanner-manual-body {
    flex-direction: column;
  }
  .scanner-manual-btn {
    width: 100%;
    justify-content: center;
  }
}

/* ── Dashboard ──────────────────────────────────────────── */
.dash-header {
  margin-bottom: 20px;
}

.dash-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.dash-badge {
  display: inline-flex;
  padding: 3px 14px;
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  background: var(--primary-light);
  color: var(--primary);
}

.dash-date {
  font-size: var(--text-xs);
  color: var(--text-muted);
  font-weight: 500;
}

.dash-heading {
  font-size: clamp(20px, 4vw, 26px);
  font-weight: 700;
  margin: 0 0 4px;
  color: var(--text);
  letter-spacing: -0.3px;
}

.dash-sub {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin: 0;
}

/* KPI Cards Grid */
.dash-kpi {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 10px;
  margin-bottom: 20px;
}

.dash-kpi-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--card);
  backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 14px;
  transition: all .25s cubic-bezier(0.16,1,0.3,1);
  min-width: 0;
}

.dash-kpi-card:hover {
  border-color: var(--glass-border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glass);
}

.dash-kpi-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  flex-shrink: 0;
  color: #fff;
}

.dash-kpi-icon--blue { background: linear-gradient(135deg, #3b82f6, #2563eb); }
.dash-kpi-icon--purple { background: linear-gradient(135deg, #8b5cf6, #7c3aed); }
.dash-kpi-icon--amber { background: linear-gradient(135deg, #f59e0b, #d97706); }
.dash-kpi-icon--green { background: linear-gradient(135deg, #22c55e, #16a34a); }
.dash-kpi-icon--slate { background: linear-gradient(135deg, #64748b, #475569); }
.dash-kpi-icon--emerald { background: linear-gradient(135deg, #10b981, #059669); }
.dash-kpi-icon--orange { background: linear-gradient(135deg, #f97316, #ea580c); }

.dash-kpi-body {
  flex: 1;
  min-width: 0;
}

.dash-kpi-num {
  font-size: clamp(18px, 3vw, 24px);
  font-weight: 800;
  color: var(--text);
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dash-kpi-num--purple { color: #8b5cf6; }
.dash-kpi-num--amber { color: #f59e0b; }
.dash-kpi-num--green { color: #22c55e; }
.dash-kpi-num--slate { color: var(--text-secondary); }
.dash-kpi-num--emerald { color: #10b981; }
.dash-kpi-num--orange { color: #f97316; }
.dash-kpi-num--blue { color: #3b82f6; }

.dash-kpi-label {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-top: 1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dash-kpi-trend {
  display: none;
}

/* Chart Card */
.dash-chart-card {
  background: var(--card);
  backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-bottom: 12px;
  transition: border-color var(--duration-normal);
}

.dash-chart-card:hover {
  border-color: var(--glass-border-hover);
}

.dash-chart-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.dash-chart-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text);
}

.dash-chart-title svg {
  color: var(--text-muted);
  flex-shrink: 0;
}

.dash-chart-legend {
  display: flex;
  gap: 14px;
  font-size: var(--text-xs);
  color: var(--text-secondary);
}

.dash-legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.dash-legend-dot {
  width: 10px;
  height: 3px;
  border-radius: 2px;
  flex-shrink: 0;
}

.dash-chart-body canvas {
  width: 100%;
  height: auto;
  border-radius: 8px;
  min-height: 180px;
}

/* Unified Fee Card — two-column layout */
.dash-fee-card {
  display: flex;
  gap: 0;
  background: var(--card);
  backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--duration-normal);
}

.dash-fee-card:hover {
  border-color: var(--glass-border-hover);
}

.dash-fee-left {
  flex: 0 0 280px;
  padding: 20px 16px;
  border-right: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.dash-fee-donut-wrap {
  width: 100%;
}

.dash-fee-donut-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 12px;
}

.dash-fee-donut-title {
  font-size: clamp(10px, .65vw, 11px);
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: .06em;
  display: flex;
  align-items: center;
  gap: 5px;
}

.dash-fee-donut-title svg {
  opacity: .5;
  width: 13px;
  height: 13px;
}

.dash-fee-donut-sub {
  font-size: clamp(10px, .6vw, 11px);
  color: var(--text-muted);
  font-weight: 500;
}

.dash-fee-donut-body {
  display: flex;
  align-items: center;
  gap: 14px;
}

.dash-donut-chart-wrap {
  flex-shrink: 0;
  position: relative;
}

#chart-fee-donut {
  display: block;
  width: 160px;
  height: 160px;
}

.dash-donut-legend {
  flex: 1;
  min-width: 90px;
}

.dash-legend-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.dash-legend-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  border-bottom: 1px solid var(--glass-border);
}

.dash-legend-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.dash-legend-row:first-child {
  padding-top: 0;
}

.dash-legend-swatch {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  flex-shrink: 0;
}

.dash-legend-text {
  flex: 1;
  font-size: clamp(11px, .65vw, 12px);
  color: var(--text-secondary);
  font-weight: 500;
}

.dash-legend-text--bold {
  font-weight: 700;
  color: var(--text);
}

.dash-legend-val {
  font-size: clamp(12px, .7vw, 13px);
  font-weight: 700;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.dash-legend-val--dim {
  font-weight: 500;
  color: var(--text-muted);
  font-size: clamp(11px, .65vw, 12px);
}

.dash-legend-val--bold {
  font-size: clamp(13px, .8vw, 14px);
}

/* Fee Right — class breakdown */
.dash-fee-right {
  flex: 1;
  min-width: 0;
  padding: 20px 20px 16px;
  display: flex;
  flex-direction: column;
}

.dash-fee-right-head {
  margin-bottom: 12px;
  flex-shrink: 0;
}

.dash-fee-right-title {
  font-size: clamp(10px, .65vw, 11px);
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: .06em;
  display: flex;
  align-items: center;
  gap: 5px;
}

.dash-fee-right-title svg {
  opacity: .5;
  width: 13px;
  height: 13px;
}

.dash-fee-chart-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* Fee by class bars — horizontal bar chart style */
.dash-class-bar-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
}

.dash-class-bar-label {
  width: 60px;
  flex-shrink: 0;
  font-size: clamp(11px, .6vw, 12px);
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dash-class-bar-vis {
  flex: 1;
  height: 16px;
  border-radius: 4px;
  overflow: hidden;
  background: var(--glass-border);
  display: flex;
  position: relative;
}

.dash-class-bar-seg {
  height: 100%;
  transition: width .5s ease;
}

.dash-class-bar-seg--paid {
  background: linear-gradient(90deg, #22c55e, #16a34a);
}

.dash-class-bar-seg--unpaid {
  background: var(--glass-border);
}

.dash-class-bar-pct {
  width: 34px;
  flex-shrink: 0;
  font-size: clamp(11px, .6vw, 12px);
  font-weight: 700;
  color: var(--text);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.dash-class-bar-count {
  font-size: 10px;
  color: var(--text-muted);
  font-weight: 500;
  margin-left: 2px;
}

.dash-empty {
  text-align: center;
  padding: 32px 20px;
  color: var(--text-muted);
  font-size: clamp(12px, .7vw, 13px);
}

@media (max-width: 860px) {
  .dash-fee-card { flex-direction: column; min-height: auto; }
  .dash-fee-left {
    flex: none;
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--glass-border);
    padding: 20px;
  }
  .dash-fee-donut-body { justify-content: center; }
  .dash-fee-right { padding: 16px; }
  .dash-class-bar-label { width: 48px; font-size: 11px; }
}

/* ── Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: var(--btn-min-h);
  padding: 10px var(--space-4);
  border: none;
  border-radius: 10px;
  font-size: var(--text-base);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  user-select: none;
  line-height: 1.2;
  position: relative;
  white-space: nowrap;
  flex-shrink: 0;
}

.btn:active { transform: scale(.96); }
.btn:disabled { opacity: .5; pointer-events: none; }
.btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--primary-hover);
}

.btn-success {
  background: var(--success);
  color: #fff;
}
.btn-success:hover { background: var(--success-dark); }

.btn-danger {
  background: var(--danger);
  color: #fff;
}
.btn-danger:hover { background: var(--danger-dark); }

.btn-warning {
  background: var(--warning);
  color: #fff;
}
.btn-warning:hover { background: var(--warning-dark); }

.btn-slate {
  background: var(--surface-raised);
  color: var(--text);
  border: 1px solid var(--glass-border);
}
.btn-slate:hover {
  background: var(--card-hover);
  border-color: var(--glass-border-hover);
}

.btn-outline {
  background: transparent;
  color: var(--text-secondary);
  border: 1.5px solid var(--glass-border);
}
.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}

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

.btn-block { width: 100%; }

.btn-sm {
  min-height: 36px;
  padding: 6px 12px;
  font-size: var(--text-sm);
  border-radius: var(--radius-sm);
}

.btn-xs {
  min-height: 28px;
  padding: 4px 8px;
  font-size: 11px;
  border-radius: 6px;
}

/* ── Auto Code Display ────────────────────────────────── */
.code-auto-wrap {
  margin-bottom: var(--space-4);
  text-align: center;
  padding: var(--space-4) var(--space-3);
  background: var(--primary-subtle);
  border-radius: var(--radius-md);
  border: 1px solid rgba(6,182,212,.12);
}
.code-auto-wrap--readonly {
  background: var(--surface-base);
  border-style: solid;
  border-color: var(--glass-border);
}
.code-auto-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-2);
}
.code-auto-wrap--readonly .code-auto-label {
  color: var(--text-muted);
}
.code-auto-value {
  display: inline-flex;
  align-items: center;
  gap: 0;
  background: rgba(0,0,0,.15);
  border: 1.5px solid rgba(6,182,212,.2);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.code-auto-wrap--readonly .code-auto-value {
  border-color: var(--glass-border);
}
.code-prefix {
  display: flex;
  align-items: center;
  padding: 8px 10px 8px 14px;
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  background: var(--primary);
  letter-spacing: 1px;
  font-family: var(--font-mono);
  user-select: none;
}
.code-auto-wrap--readonly .code-prefix {
  background: var(--text-muted);
}
.code-auto-input {
  width: 80px;
  border: none;
  outline: none;
  font-size: 17px;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text);
  text-align: center;
  padding: 8px 14px 8px 4px;
  background: transparent;
}
.code-auto-input:focus { box-shadow: none; }
.code-auto-input::placeholder { color: var(--text-muted); font-weight: 500; }

.text-danger { color: var(--danger); }

/* ── Forms ─────────────────────────────────────────────── */
.form-group { margin-bottom: var(--space-3); }

.form-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .4px;
  margin-bottom: var(--space-1);
  color: var(--text-muted);
}

.input,
.form-input,
.form-select,
.form-textarea {
  width: 100%;
  min-height: var(--btn-min-h);
  padding: 10px var(--space-3);
  border: 1.5px solid var(--glass-border);
  border-radius: 10px;
  font-size: 16px;
  font-family: inherit;
  color: var(--text);
  background: var(--surface-base);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  backdrop-filter: blur(4px);
}

.input:focus,
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(6,182,212,.08);
}

.input::placeholder,
.form-input::placeholder { color: var(--text-muted); }

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-textarea { min-height: 80px; resize: vertical; }
.form-hint { font-size: var(--text-xs); color: var(--text-muted); margin-top: var(--space-1); }
.form-error { font-size: var(--text-xs); color: var(--danger); margin-top: var(--space-1); }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

@media (max-width: 480px) {
  .form-row { grid-template-columns: 1fr; }
}

/* ── Tables ────────────────────────────────────────────── */
.att-search {
  display: flex;
  gap: 8px;
}
.att-search .form-input {
  flex: 1;
  min-width: 0;
}
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: 10px;
  border: 1px solid var(--glass-border);
  transition: border-color var(--duration-normal);
  background: var(--surface-base);
  backdrop-filter: blur(4px);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

th {
  background: rgba(0,0,0,.12);
  text-align: left;
  padding: 10px var(--space-2);
  font-weight: 600;
  font-size: 11px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: .5px;
  border-bottom: 1px solid var(--glass-border);
  white-space: nowrap;
  transition: background var(--duration-normal);
}

td {
  padding: 10px var(--space-2);
  border-bottom: 1px solid var(--glass-border);
  vertical-align: middle;
  transition: border-color var(--duration-normal);
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--glass-highlight); }
tr.row-inactive td { opacity: .55; background: rgba(0,0,0,.08); }
tr.row-inactive:hover td { opacity: .7; }

.text-right { text-align: right; }
.text-center { text-align: center; }

@media (max-width: 1024px) {
  .btn { padding: 8px 14px; font-size: 13px; min-height: 36px; }
  .btn-sm { padding: 5px 10px; font-size: 12px; min-height: 32px; }
  .btn-xs { padding: 3px 6px; font-size: 10px; min-height: 24px; border-radius: 4px; }
}
@media (max-width: 768px) {
  .btn { padding: 7px 12px; font-size: 12px; min-height: 34px; }
  .btn-sm { padding: 4px 8px; font-size: 11px; min-height: 30px; }
  .btn-xs { padding: 3px 5px; font-size: 9px; min-height: 22px; }
  .table-wrap table { font-size: 12px; }
  .table-wrap th, .table-wrap td { padding: 7px 5px; }
  .table-wrap td.truncate { max-width: 60px !important; }
}
@media (max-width: 480px) {
  .btn { padding: 5px 8px; font-size: 10px; min-height: 30px; border-radius: 6px; gap: 3px; }
  .btn-sm { padding: 3px 6px; font-size: 9px; min-height: 26px; border-radius: 5px; }
  .btn-xs { padding: 2px 4px; font-size: 8px; min-height: 20px; }
  .table-wrap table { font-size: 10px; }
  .table-wrap th, .table-wrap td { padding: 5px 3px; }
  .table-wrap td.truncate { max-width: 40px !important; }
  .table-wrap td .badge, .table-wrap td .badge-status { font-size: 8px; padding: 1px 5px; }
}

/* ── Badges / Status ───────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  line-height: 1.4;
}
.badge-success { background: var(--success-light); color: var(--success); }
.badge-warning { background: var(--warning-light); color: var(--warning); }
.badge-danger  { background: var(--danger-light);  color: var(--danger); }
.badge-info    { background: var(--primary-light); color: var(--primary); }
.badge-neutral { background: var(--surface-base); color: var(--text-secondary); }

/* ── Toast ─────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: max(20px, calc(env(safe-area-inset-bottom) + 12px));
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  padding: 14px 24px;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  color: #fff;
  z-index: 999;
  opacity: 0;
  transition: opacity .3s var(--ease-out), transform .3s var(--ease-out);
  max-width: calc(100vw - 32px);
  width: max-content;
  text-align: left;
  line-height: 1.5;
  cursor: pointer;
  pointer-events: none;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.08);
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}
.toast-success { background: rgba(16,185,129,.92); }
.toast-error   { background: rgba(239,68,68,.92); }
.toast-info    { background: rgba(100,116,139,.92); }

/* ── Modal ─────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 100;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s var(--ease-out);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.modal-overlay.open { opacity: 1; pointer-events: auto; }

.modal {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: var(--space-6);
  padding-bottom: calc(var(--space-6) + env(safe-area-inset-bottom));
  width: 100%;
  max-width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  box-shadow: 0 -8px 40px rgba(0,0,0,.4);
  transform: translateY(100%);
  transition: transform var(--duration-slow) var(--ease-out);
  color: var(--text);
  border-top: 1px solid var(--glass-border);
}
.modal-overlay.open .modal { transform: translateY(0); }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.modal-title {
  font-size: var(--text-lg);
  font-weight: 700;
}

.modal-close {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: none;
  border: none;
  cursor: pointer;
  font-size: 18px;
  color: var(--text-secondary);
  transition: all var(--duration-fast);
  -webkit-tap-highlight-color: transparent;
}
.modal-close:hover { background: var(--card-hover); color: var(--text); }

.modal-body { margin-bottom: var(--space-4); }

.modal-actions {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-4);
}
.modal-actions .btn { flex: 1; }

@media (min-width: 640px) {
  .modal-overlay { align-items: center; padding: var(--space-6); }
  .modal {
    border-radius: var(--radius-lg);
    max-width: 480px;
    transform: scale(.92) translateY(10px);
    box-shadow: var(--shadow-xl), 0 0 40px rgba(0,0,0,.2);
    padding: var(--space-6);
    padding-bottom: var(--space-6);
    max-height: 85vh;
  }
  .modal-overlay.open .modal { transform: scale(1) translateY(0); }
}

/* ── Recent Scans ──────────────────────────────────────── */
.recent-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
  margin-bottom: var(--space-1);
  transition: all var(--duration-fast);
  background: var(--surface-base);
}
.recent-row:hover { background: var(--card-hover); border-color: var(--glass-border-hover); transform: translateX(2px); }
.recent-row:last-child { margin-bottom: 0; }

.recent-row .avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-base);
  font-weight: 700;
  flex-shrink: 0;
}

.recent-row .info { flex: 1; min-width: 0; }
.recent-row .info .name {
  font-size: var(--text-base);
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.recent-row .info .meta {
  font-size: 11px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.recent-row .time {
  font-size: 11px;
  color: var(--text-secondary);
  white-space: nowrap;
  background: var(--surface-base);
  padding: 2px var(--space-2);
  border-radius: 6px;
}

.recent-row .del {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 16px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: var(--space-1);
  line-height: 1;
  -webkit-tap-highlight-color: transparent;
  transition: color var(--duration-fast), background var(--duration-fast);
}
.recent-row .del:hover { color: var(--danger); background: var(--danger-light); }

/* ── Grid ──────────────────────────────────────────────── */
.grid-2 { display: grid; gap: var(--space-3); grid-template-columns: 1fr 1fr; }
.grid-3 { display: grid; gap: var(--space-3); grid-template-columns: 1fr 1fr 1fr; }
.grid-4 { display: grid; gap: var(--space-3); grid-template-columns: 1fr 1fr 1fr 1fr; }

@media (max-width: 480px) { .grid-2 { grid-template-columns: 1fr; } }
@media (max-width: 640px) { .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* ── Flex Utilities ────────────────────────────────────── */
.flex { display: flex; align-items: center; gap: var(--space-2); }
.flex > .form-input,
.flex > .form-select { min-width: 0; flex: 1; }
.flex-between { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); flex-wrap: wrap; }
.flex-wrap { flex-wrap: wrap; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-sm { gap: 6px; }
.gap-lg { gap: var(--space-3); }
.flex-1 { flex: 1; min-width: 0; }
.flex-shrink-0 { flex-shrink: 0; }

/* ── Spacing Utilities ─────────────────────────────────── */
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }

/* ── Text Utilities ────────────────────────────────────── */
.text-xs   { font-size: var(--text-xs); }
.text-sm   { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-lg   { font-size: var(--text-lg); }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-primary { color: var(--primary); }
.text-success { color: var(--success); }
.text-danger  { color: var(--danger); }
.text-center  { text-align: center; }
.text-right   { text-align: right; }
.font-bold    { font-weight: 700; }
.font-semibold { font-weight: 600; }
.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ── Canvas ────────────────────────────────────────────── */
canvas {
  max-width: 100%;
  height: auto !important;
  max-height: 300px;
  border-radius: var(--radius-sm);
}

/* ── Search Suggestions ────────────────────────────────── */
.suggest-item {
  padding: 10px 12px;
  border-bottom: 1px solid var(--glass-border);
  cursor: pointer;
  transition: background var(--duration-fast);
  color: var(--text);
}
.suggest-item:hover,
.suggest-item:active { background: var(--card-hover); }
.suggest-item:last-child { border-bottom: none; }

/* ── Sub-tab ───────────────────────────────────────────── */
.subtab {
  border: 1px solid var(--glass-border) !important;
  background: transparent !important;
  color: var(--text-secondary) !important;
  flex-shrink: 0;
}
.subtab.active {
  background: var(--primary) !important;
  color: #fff !important;
  border-color: var(--primary) !important;
}

/* ── Fee Method Summary ────────────────────────────────── */
#fee-method-summary span {
  font-size: 11px;
  transition: background var(--duration-fast);
}
@media (max-width:480px) {
  #fee-method-summary span { font-size: 10px; padding: 2px 6px; }
}

.hidden { display: none !important; }

/* ── Pagination ────────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  margin-top: var(--space-3);
  flex-wrap: wrap;
}
.pagination .page-btn {
  min-width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  background: var(--surface-base);
  color: var(--text);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--duration-fast);
  padding: 0 8px;
}
.pagination .page-btn:hover { border-color: var(--primary); color: var(--primary); }
.pagination .page-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.pagination .page-btn:disabled { opacity: .4; cursor: default; }

/* ── Empty State ───────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: var(--space-10) var(--space-4);
  color: var(--text-muted);
}
.empty-state .icon { font-size: 48px; margin-bottom: var(--space-3); }
.empty-state .title { font-size: var(--text-lg); font-weight: 600; color: var(--text-secondary); margin-bottom: var(--space-1); }
.empty-state .desc { font-size: var(--text-sm); }

/* ── Loading Skeleton ──────────────────────────────────── */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
.skeleton {
  background: linear-gradient(90deg, var(--surface-base) 25%, var(--surface-raised) 50%, var(--surface-base) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}
.skeleton-text { height: 14px; margin-bottom: 8px; width: 80%; }
.skeleton-text:last-child { width: 60%; }

/* ── Responsive ────────────────────────────────────────── */
@media (min-width: 640px) {
  :root {
    --text-sm: 13px;
    --text-base: 15px;
    --text-lg: 18px;
    --header-h: 52px;
    --nav-h: 48px;
    --btn-min-h: 42px;
    --space-2: 10px;
    --space-3: 14px;
    --space-4: 18px;
    --space-6: 26px;
  }
  .header { padding: 12px var(--space-6); }
  .header-logo h1 { font-size: var(--text-lg); }
  .nav a { padding: 12px var(--space-4); font-size: var(--text-sm); }
  .main { padding: var(--space-4); }
  .card { padding: var(--space-5); }
  .summary-grid { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
  .user-info {
    display: block;
    text-align: right;
    line-height: 1.3;
  }
  .user-info .name { font-size: 12px; font-weight: 600; color: var(--text); }
  .user-info .role { font-size: 10px; opacity: .7; color: var(--text-secondary); }
}

@media (max-width: 380px) {
  :root {
    --text-sm: 11px;
    --text-base: 13px;
    --space-3: 8px;
    --space-4: 12px;
  }
  .nav a { padding: 8px var(--space-2); font-size: 11px; gap: 3px; }
  .nav a .nav-icon { font-size: 13px; }
  .header-logo h1 { font-size: 14px; }
}

@media (min-width: 1024px) {
  :root { --header-h: 56px; --text-lg: 19px; --btn-min-h: 40px; --max-width: 1000px; }
  .main { padding: var(--space-6); }
  .header { padding: 14px var(--space-6); }
  .nav a { min-width: auto; padding: 12px var(--space-5); }
  .summary-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
}

@media (min-width: 1280px) {
  :root { --max-width: 1100px; }
  .main { padding: var(--space-8); max-width: var(--max-width); }
}

@media print {
  .header, .nav, .toast, .modal-overlay { display: none !important; }
  .main { padding: 0; max-width: 100%; }
  .card { box-shadow: none; border: 1px solid #555; break-inside: avoid; background: #fff; color: #000; }
}

/* ── Scrollbar ─────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(100,116,139,.25); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(100,116,139,.4); }

/* ── Login page ────────────────────────────────────────── */
body.login-page {
  background: #0a0d14;
  background-image:
    radial-gradient(ellipse 50% 40% at 50% 40%, rgba(6,182,212,.04) 0%, transparent 65%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  margin: 0;
  overflow-x: hidden;
}

/* ── Finance page styles ─────────────────────────────── */
.fi-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--glass-border);
  padding-bottom: 8px;
  overflow-x: auto;
}
.fi-tabs .btn {
  white-space: nowrap;
  font-size: 13px;
  padding: 7px 14px;
  border-radius: 8px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s;
}
.fi-tabs .btn:hover { background: var(--card-hover); color: var(--text); }
.fi-tabs .btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.fi-filters {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  align-items: end;
  background: var(--surface-base);
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
}
.fi-filter-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.fi-input {
  padding: 7px 10px;
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  font-size: 13px;
  background: var(--surface-base);
  color: var(--text);
  transition: border-color 0.15s;
}
.fi-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(6,182,212,.08);
}
.fi-summary-row { display: flex; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.fi-summary-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 14px 20px;
  min-width: 160px;
  transition: all 0.15s;
}
.fi-summary-card:hover { transform: translateY(-1px); box-shadow: var(--shadow-glass); }
.fi-summary-icon { font-size: 22px; line-height: 1; }
.fi-summary-label { font-size: 11px; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.4px; }
.fi-summary-value { font-size: 18px; font-weight: 800; color: var(--primary); margin-left: auto; white-space: nowrap; overflow: hidden; }
.fi-chart-container { position: relative; width: 100%; margin-bottom: 12px; }
.fi-chart { width: 100%; height: auto; background: var(--card); border-radius: 12px; border: 1px solid var(--glass-border); }
.fi-method-layout { display: flex; gap: 20px; flex-wrap: wrap; margin-bottom: 12px; }
.fi-donut-wrap {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 20px 24px;
  margin-bottom: 16px;
  background: var(--surface-base);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
}
.fi-donut-wrap .fi-chart-donut { width: min(100%, 180px); height: auto; flex-shrink: 0; }
.fi-legend { display: flex; flex-direction: column; gap: 8px; flex: 1; min-width: 180px; }
.fi-legend-item { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border-radius: 8px; background: var(--card); border: 1px solid var(--glass-border); transition: all 0.15s; cursor: default; }
.fi-legend-item:hover { transform: translateX(3px); }
.fi-legend-dot { width: 12px; height: 12px; border-radius: 3px; flex-shrink: 0; }
.fi-legend-label { flex: 1; font-size: 13px; font-weight: 500; color: var(--text); }
.fi-legend-amount { font-size: 14px; font-weight: 700; color: var(--text); text-align: right; white-space: nowrap; }
.fi-legend-pct { font-size: 11px; color: var(--text-muted); min-width: 36px; text-align: right; }
@media (max-width:560px) { .fi-donut-wrap { flex-direction: column; align-items: center; text-align: center; } .fi-legend { width: 100%; } }

/* ── Badge classes ────────────────────────────────────── */
.badge-paid { color: var(--success); }
.badge-overpaid { color: var(--warning); }
.badge-partial { color: var(--warning); }
.badge-unpaid { color: var(--danger); }
.debt-amount-negative { color: var(--danger); }