/* ==========================================================================
   ANGLO MATH / COLEGIO CASINO PHYSICAL CARD STYLES
   Realistic Debit Card Design + Dual Side Live Studio Canvas + Infinite Pi & Geometry Patterns
   Optimized 4-Row (8-Card) Anti-Cut A4 Pagination Layout
   ========================================================================== */

/* Container for printable cards grid */
.cards-print-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 16px 16px;
  margin-top: 1rem;
}

.cards-print-grid.zero-gap {
  gap: 16px 0px !important;
}

/* Base Plastic Card Container (3.375" x 2.125" aspect ratio) */
.casino-card {
  width: 360px;
  height: 228px;
  border-radius: 14px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45);
  font-family: 'Inter', -apple-system, sans-serif;
  user-select: none;
  background-color: #0d1b2a;
  flex-shrink: 0;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  break-inside: avoid !important;
  page-break-inside: avoid !important;
  -webkit-column-break-inside: avoid !important;
}

.casino-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6);
}

/* Print Card Item Styling */
.print-card-item {
  box-shadow: none !important;
  border-radius: 0 !important;
  outline: 1px dashed rgba(0, 0, 0, 0.3) !important;
  margin: 0 !important;
  break-inside: avoid !important;
  page-break-inside: avoid !important;
  -webkit-column-break-inside: avoid !important;
}

/* Student Row Pair Wrapper (Compact 8px vertical gap between rows) */
.print-student-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0;
  width: 720px;
  margin: 0 auto 8px auto;
  break-inside: avoid !important;
  page-break-inside: avoid !important;
  -webkit-column-break-inside: avoid !important;
}

/* Page Container for PDF (Optimized for 4 Rows / 8 Cards per A4 Page) */
.pdf-page-container {
  width: 100%;
  max-width: 760px;
  margin: 0 auto 12px auto;
  padding: 4px 6px;
  background: #ffffff;
  box-sizing: border-box;
  page-break-after: always !important;
  break-after: page !important;
  page-break-inside: avoid !important;
  break-inside: avoid !important;
}

.pdf-page-container:last-child {
  page-break-after: avoid !important;
  break-after: avoid !important;
}

/* Header Banner inside PDF Page Container */
.print-header-banner {
  text-align: center;
  margin-bottom: 6px;
  padding-bottom: 3px;
  border-bottom: 1.5px solid #0f172a;
}

.print-header-banner h2 {
  color: #0f172a;
  font-size: 11pt;
  margin-bottom: 1px;
}

.print-header-banner p {
  color: #475569;
  font-size: 8pt;
  margin: 0;
}

/* Base Card Front Layout */
.casino-card-front {
  width: 100%;
  height: 100%;
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  color: #ffffff;
  background-color: #0d1b2a;
}

/* ==========================================================================
   MODERN BACKGROUND PATTERNS, GEOMETRIC & INFINITE PI PATTERNS
   ========================================================================== */

/* 1. Exclusivo Número Pi (ANGLO MATH INFINITE PI DIGITS WATERMARK) */
.bg-style-pi {
  background: linear-gradient(135deg, var(--card-bg1, #0f172a) 0%, #1e1b4b 50%, var(--card-bg2, #7c3aed) 100%) !important;
  position: relative;
}
.bg-style-pi::before {
  content: "π = 3.1415926535897932384626433832795028841971693993751058209749445923078164062862089986280348253421170679821480865132823066470938446095505822317253594081284811174502841027019385211055596446229489549303819644288109756659334461284756482337867831652712019091456485669234603486104543266482133936072602491412737245870066063155881748815209209628292540917153643678925903600113305305488204665213841469519415116094330572703657595919530921861173819326117931051185480744623799627495673518857527248912279381830119491298336733624406566430860213949463952247371907021798609437027705392171762931767523846748184676694051320005681271452635608277857713427577896091736371787214684409012249534301465495853710507922796892589235420199561121290219608640344181598136297747713099605187072113499999983729780499510597317328160963185950244594553469083026425223082533446850352619311881710100031378387528865875332083814206171776691473035982534904287554687311595628638823537875937519577818577805321712268066130019278766111959092164201989";
  position: absolute;
  top: -10px;
  left: -10px;
  width: 120%;
  height: 120%;
  font-family: 'Courier New', monospace;
  font-size: 7.5px;
  line-height: 9px;
  letter-spacing: 0.8px;
  color: rgba(255, 255, 255, 0.16);
  word-break: break-all;
  overflow: hidden;
  z-index: 1;
  pointer-events: none;
}
.bg-style-pi::after {
  content: "π";
  position: absolute;
  right: 15px;
  bottom: -35px;
  font-size: 180px;
  font-weight: 900;
  font-family: 'Times New Roman', serif;
  color: rgba(255, 255, 255, 0.09);
  line-height: 1;
  z-index: 1;
  pointer-events: none;
}

/* 2. Linear Gradient */
.bg-style-linear {
  background: linear-gradient(135deg, var(--card-bg1, #0f172a) 0%, var(--card-bg2, #dc2626) 100%) !important;
}

/* 3. Radial Glowing Sphere */
.bg-style-radial {
  background: radial-gradient(circle at 75% 25%, var(--card-bg2, #dc2626) 0%, var(--card-bg1, #0f172a) 70%) !important;
}

/* 4. Dual Polygon Polygon Overlay */
.bg-style-polygon {
  background-color: var(--card-bg1, #0f172a) !important;
}
.bg-style-polygon .card-bg-overlay-1 {
  position: absolute;
  top: 0;
  left: 0;
  width: 58%;
  height: 100%;
  background: var(--card-bg1, #0f172a);
  clip-path: polygon(0 0, 100% 0, 75% 100%, 0% 100%);
  z-index: 1;
}
.bg-style-polygon .card-bg-overlay-2 {
  position: absolute;
  top: 0;
  right: 0;
  width: 62%;
  height: 100%;
  background: var(--card-bg2, #dc2626);
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0% 100%);
  z-index: 1;
}

/* 5. Fluid Neon Waves */
.bg-style-waves {
  background: linear-gradient(160deg, var(--card-bg1, #0f172a) 0%, #1e1b4b 100%) !important;
  position: relative;
}
.bg-style-waves::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -30%;
  width: 120%;
  height: 140%;
  background: radial-gradient(circle, var(--card-bg2, #06b6d4) 0%, transparent 60%);
  opacity: 0.85;
  filter: blur(25px);
  z-index: 1;
}

/* 6. Multidimensional Mesh Fluid Gradient */
.bg-style-mesh {
  background-color: var(--card-bg1, #0f172a) !important;
  background-image: 
    radial-gradient(at 0% 0%, var(--card-bg2, #dc2626) 0px, transparent 50%),
    radial-gradient(at 100% 100%, var(--card-bg1, #0f172a) 0px, transparent 50%),
    radial-gradient(at 100% 0%, #3b82f6 0px, transparent 50%) !important;
}

/* 7. Malla Geométrica de Hexágonos Tech */
.bg-style-geometric-hex {
  background-color: var(--card-bg1, #0f172a) !important;
  background-image: 
    radial-gradient(var(--card-bg2, #06b6d4) 1.5px, transparent 0),
    radial-gradient(var(--card-bg2, #06b6d4) 1.5px, var(--card-bg1, #0f172a) 0) !important;
  background-size: 20px 20px !important;
  background-position: 0 0, 10px 10px !important;
}

/* 8. Ondas Senoidales Matemáticas */
.bg-style-sine-waves {
  background: linear-gradient(135deg, var(--card-bg1, #0f172a) 0%, #0369a1 100%) !important;
  position: relative;
}
.bg-style-sine-waves::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(255, 255, 255, 0.08) 10px, rgba(255, 255, 255, 0.08) 20px);
  z-index: 1;
}

/* 9. Placa de Circuito Impreso Gold */
.bg-style-circuit {
  background-color: #064e3b !important;
  background-image: radial-gradient(#10b981 1.5px, transparent 1.5px), radial-gradient(#10b981 1.5px, #064e3b 1.5px) !important;
  background-size: 24px 24px !important;
  background-position: 0 0, 12px 12px !important;
}

/* 10. Carbon Fiber Texture */
.bg-style-carbon {
  background: 
    radial-gradient(black 15%, transparent 16%) 0 0,
    radial-gradient(black 15%, transparent 16%) 8px 8px,
    radial-gradient(rgba(255,255,255,.1) 15%, transparent 20%) 0 1px,
    radial-gradient(rgba(255,255,255,.1) 15%, transparent 20%) 8px 9px;
  background-color: #111111;
  background-size: 16px 16px;
  border: 1px solid rgba(255,255,255,0.1);
}

/* 11. Metallic Gold Luxury */
.bg-style-metallic {
  background: linear-gradient(135deg, #bf953f 0%, #fcf6ba 25%, #b38728 50%, #fbf5b7 75%, #aa771c 100%) !important;
  color: #000000 !important;
}

/* ==========================================================================
   DUAL SIDE LIVE STUDIO CANVAS
   ========================================================================== */

.card-studio-dual-preview {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  margin-top: 0.5rem;
}

.interactive-card-canvas {
  position: relative;
  overflow: hidden;
  cursor: default;
  width: 360px;
  height: 228px;
  border-radius: 14px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

/* Draggable Layer Container */
.card-layer-element {
  position: absolute;
  user-select: none;
  cursor: grab;
  touch-action: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: box-shadow 0.15s ease;
}

.card-layer-element:active {
  cursor: grabbing;
}

/* Card Elements Content Layer */
.card-layer {
  position: relative;
  z-index: 2;
}

/* Header Row (Fixed height container so logo scaling never pushes text or chip) */
.card-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 40px;
  position: relative;
}

.card-brand-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.card-logo-img {
  height: 38px;
  object-fit: contain;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.5));
  transition: transform 0.05s ease;
}

.card-brand-symbol {
  font-weight: 900;
  font-size: 1.3rem;
  letter-spacing: -1px;
  line-height: 1;
  color: #ffffff;
  display: flex;
  flex-direction: column;
}

.card-brand-title {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #ffffff;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.6);
}

.card-debit-badge {
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  color: #ffffff;
  text-shadow: 0 1px 3px rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-flag-badge-img {
  height: 28px;
  max-width: 120px;
  object-fit: contain;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.4));
}

/* Chip & Contactless Row */
.card-chip-row {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-top: 0.2rem;
}

.card-chip {
  width: 44px;
  height: 32px;
  background: linear-gradient(135deg, #facc15 0%, #eab308 50%, #ca8a04 100%);
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  position: relative;
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.3);
}

.card-chip::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  background: rgba(0, 0, 0, 0.3);
}

.card-chip::after {
  content: '';
  position: absolute;
  top: 0;
  left: 33%;
  width: 34%;
  height: 100%;
  border-left: 1px solid rgba(0, 0, 0, 0.3);
  border-right: 1px solid rgba(0, 0, 0, 0.3);
}

.card-contactless {
  color: #ffffff;
  font-size: 1.25rem;
  opacity: 0.9;
}

/* Card Number */
.card-number {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: #ffffff;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.7);
  margin-top: 0.25rem;
}

/* Cardholder Info Footer */
.card-footer-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.card-holder-name {
  font-size: 0.9rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #ffffff;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
  max-width: 220px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-grade-badge {
  font-size: 0.7rem;
  font-weight: 700;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  color: #38bdf8;
}

.card-valid-thru {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.65rem;
  font-family: var(--font-mono);
  color: #e2e8f0;
}

/* Card Back Layout */
.casino-card-back {
  width: 100%;
  height: 100%;
  padding-top: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #991b1b 100%);
  color: #ffffff;
  position: relative;
}

.casino-card-back.theme-gold {
  background: linear-gradient(135deg, #0f0f0f 0%, #27272a 60%, #854d0e 100%);
}
.casino-card-back.theme-cyber {
  background: linear-gradient(135deg, #1e1b4b 0%, #312e81 60%, #0369a1 100%);
}

/* Magnetic Stripe */
.card-magstripe {
  width: 100%;
  height: 42px;
  background: #111111;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.8);
}

/* Signature & CVV Panel */
.card-back-middle {
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.card-signature-box {
  flex: 1;
  background: #ffffff;
  height: 32px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  padding: 0 0.6rem;
  font-family: 'Brush Script MT', cursive, sans-serif;
  color: #0f172a;
  font-size: 0.95rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.2);
}

.card-cvv-box {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
  background: rgba(0, 0, 0, 0.4);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* QR Code & Disclaimers Footer */
.card-back-footer {
  padding: 0 1.25rem 0.85rem 1.25rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 0.75rem;
}

.card-qr-wrapper {
  background: #ffffff;
  padding: 5px;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-qr-wrapper canvas, .card-qr-wrapper img {
  display: block;
  width: 75px !important;
  height: 75px !important;
}

.card-legal-info {
  font-size: 0.55rem;
  color: #cbd5e1;
  line-height: 1.3;
  text-align: right;
  flex: 1;
}

.card-legal-title {
  font-weight: 700;
  color: #ffffff;
  font-size: 0.6rem;
  margin-bottom: 2px;
}

.card-back-flag-logo {
  height: 24px;
  max-width: 120px;
  width: auto;
  margin-top: 4px;
  filter: drop-shadow(0 1px 3px rgba(0,0,0,0.5));
}

/* Dual Side Card Flip Wrapper for UI Print Catalog */
.card-flip-container {
  perspective: 1000px;
  display: inline-block;
  margin-bottom: 20px;
}

.card-flip-inner {
  position: relative;
  width: 360px;
  height: 228px;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  transform-style: preserve-3d;
}

.card-flip-container:hover .card-flip-inner {
  transform: rotateY(180deg);
}

.card-face {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.card-face-back {
  transform: rotateY(180deg);
}

/* Customizer UI Controls Styling */
.customizer-tab-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
  font-size: 0.85rem;
  transition: all 0.2s ease;
}

.customizer-tab-btn.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

.color-picker-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(0, 0, 0, 0.2);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.color-picker-group input[type="color"] {
  -webkit-appearance: none;
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 6px;
  cursor: pointer;
  background: none;
}

.range-slider-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 0.75rem;
}

.range-slider-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* PRINTABLE CONTAINER STYLES (Screen & PDF Canvas) */
#printable-pdf-area {
  display: none;
  background: #ffffff;
  color: #000000;
  padding: 0;
  margin: 0;
  font-family: Arial, sans-serif;
}

/* NATIVE BROWSER PRINT (@media print) */
@media print {
  @page {
    size: A4 portrait;
    margin: 4mm;
  }

  body * {
    visibility: hidden !important;
  }

  #printable-pdf-area, #printable-pdf-area * {
    visibility: visible !important;
  }

  #printable-pdf-area {
    display: block !important;
    position: absolute !important;
    left: 0 !important;
    top: 0 !important;
    width: 100% !important;
    background: #ffffff !important;
    padding: 0 !important;
    margin: 0 !important;
  }

  .pdf-page-container {
    page-break-after: always !important;
    break-after: page !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
    margin: 0 0 0 0 !important;
    padding: 0 !important;
    height: 100% !important;
  }

  .print-student-row {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 0 !important;
    margin-bottom: 8px !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
  }

  .casino-card {
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
  }
}