:root {
      --bg-dark: #141619;
      --bg-panel: #1e2227;
      --border-color: #363b44;
      --gold-primary: #d4af37;
      --gold-hover: #f3cf58;
      --text-main: #f0ede6;
      --text-muted: #9aa0a6;

      /* Authentic Colors matching Google Sheets */
      --podlozhka-grey: #ceccc6;
      --sidebar-gold-line: #FABD05;

      /* School Colors */
      --color-conjuration: #C98E2A;
      --color-evocation: #A4322F;
      --color-abjuration: #30517C;
      --color-necromancy: #347445;
      --color-divination: #029C82;
      --color-enchantment: #B84077;
      --color-illusion: #634686;
      --color-transmutation: #976D3D;

      /* Icon Customization Variables (Sizes & Direct Vector Colors) */
      --swirl-badge-size: 43px;
      --swirl-badge-x: 0px;
      --swirl-badge-y: 0px;
      --swirl-badge-filter: none;
      --swirl-path-color: #000000;
      --swirl-text-color: #ffffff;
      --swirl-stroke-color: #000000;
      --sidebar-stat-size: 18;
      --sidebar-class-size: 28;
      --header-icon-size-val: 18;
      --stat-cell-size: 11;
      --sidebar-stat-icon-size: 18px;
      --sidebar-class-icon-size: 28px;
      --header-icon-size: 18px;
      --stat-cell-icon-size: 11px;
      --sidebar-stat-color: #ffffff;
      --sidebar-class-color: #000000;
      --header-icon-color: #333333;
      --stat-cell-color: #4a4a4a;
      --sidebar-stat-filter: none;
      --sidebar-class-filter: none;
      --header-icon-filter: none;
      --stat-cell-filter: none;
    }

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

    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: 'Roboto', sans-serif;
      min-height: 100vh;
      display: flex;
      flex-direction: column;
    }

    /* Header & Navigation */
    header {
      background: linear-gradient(180deg, #1b1e23 0%, #15171a 100%);
      border-bottom: 2px solid #2d323b;
      padding: 14px 28px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      position: sticky;
      top: 0;
      z-index: 100;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    }

    .logo-area {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .logo-badge {
      width: 44px;
      height: 44px;
      background: #8b0000;
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: 'Cinzel', serif;
      font-size: 20px;
      font-weight: 900;
      border-radius: 8px;
      border: 1px solid #d4af37;
      box-shadow: 0 0 10px rgba(212, 175, 55, 0.3);
    }

    .logo-title h1 {
      font-family: 'Cinzel', serif;
      font-size: 19px;
      color: var(--gold-primary);
      letter-spacing: 1px;
    }

    .logo-title p {
      font-size: 12px;
      color: var(--text-muted);
    }

    .backend-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 5px 12px;
      border-radius: 20px;
      font-size: 11px;
      font-weight: 600;
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.15);
      color: #aaa;
      user-select: none;
      transition: all 0.2s;
    }
    .backend-badge.online {
      background: rgba(46, 204, 113, 0.15);
      border-color: rgba(46, 204, 113, 0.45);
      color: #2ecc71;
    }
    .backend-badge.offline {
      background: rgba(231, 76, 60, 0.12);
      border-color: rgba(231, 76, 60, 0.35);
      color: #e74c3c;
    }

    /* Controls Bar */
    .controls {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 12px;
    }

    .search-box {
      position: relative;
    }

    .search-box input {
      background: #111316;
      border: 1px solid #363c46;
      color: #fff;
      padding: 8px 14px 8px 34px;
      border-radius: 20px;
      font-size: 13px;
      width: 220px;
      transition: all 0.2s;
    }

    .search-box input:focus {
      outline: none;
      border-color: var(--gold-primary);
      width: 260px;
    }

    .search-icon {
      position: absolute;
      left: 12px;
      top: 50%;
      transform: translateY(-50%);
      font-size: 13px;
      color: #777;
    }

    .btn {
      padding: 8px 16px;
      border-radius: 6px;
      font-size: 13px;
      font-weight: 600;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: all 0.2s;
      border: none;
    }

    .btn-primary {
      background: linear-gradient(135deg, #d4af37 0%, #aa8214 100%);
      color: #111;
      box-shadow: 0 2px 8px rgba(212, 175, 55, 0.3);
    }

    .btn-primary:hover {
      background: linear-gradient(135deg, #f3cf58 0%, #c49918 100%);
      transform: translateY(-1px);
    }

    .btn-outline {
      background: transparent;
      border: 1px solid #4a515e;
      color: #ddd;
    }

    .btn-outline:hover {
      border-color: var(--gold-primary);
      color: var(--gold-primary);
    }

    .btn-outline.active {
      background: #2a303a;
      border-color: var(--gold-primary);
      color: var(--gold-primary);
    }

    /* Filter Bar */
    .filter-bar {
      background: #181b1f;
      padding: 10px 28px;
      border-bottom: 1px solid #292d35;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .filter-row {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 16px;
    }

    .filter-group {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 6px;
    }

    .filter-label {
      font-size: 11px;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--text-muted);
      margin-right: 4px;
      font-weight: 700;
    }

    .pill {
      padding: 4px 10px;
      border-radius: 14px;
      font-size: 11px;
      font-weight: 600;
      cursor: pointer;
      background: #22262d;
      color: #aaa;
      border: 1px solid transparent;
      transition: all 0.15s;
    }

    .pill:hover {
      background: #2c323b;
      color: #fff;
    }

    .pill.active {
      color: #fff;
      border-color: rgba(255, 255, 255, 0.3);
      box-shadow: 0 0 8px rgba(0, 0, 0, 0.4);
    }

    .pill[data-school="all"].active { background: #444; }
    .pill[data-school="conjuration"].active { background: var(--color-conjuration); }
    .pill[data-school="evocation"].active { background: var(--color-evocation); }
    .pill[data-school="abjuration"].active { background: var(--color-abjuration); }
    .pill[data-school="necromancy"].active { background: var(--color-necromancy); }
    .pill[data-school="divination"].active { background: var(--color-divination); }
    .pill[data-school="enchantment"].active { background: var(--color-enchantment); }
    .pill[data-school="illusion"].active { background: var(--color-illusion); }
    .pill[data-school="transmutation"].active { background: var(--color-transmutation); }

    .pill[data-type="double"].active {
      background: #8b681e;
      border-color: var(--gold-primary);
    }

    /* Main Container */
    main {
      flex: 1;
      padding: 20px 28px;
    }

    .info-strip {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 18px;
      font-size: 13px;
      color: var(--text-muted);
    }

    .gallery-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    /* Card Grid (Interactive Gallery Mode) */
    .card-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, 300px);
      justify-content: center;
      gap: 26px;
      perspective: 1200px;
    }

    /* 3D Flip Card Container */
    .card-wrapper {
      width: 300px;
      height: 420px;
      perspective: 1200px;
      position: relative;
      margin: 0 auto;
    }

    /* Double card spans 2 columns in gallery */
    .card-wrapper.double-card {
      grid-column: span 2;
      width: 600px;
      justify-self: center;
      max-width: 100%;
    }
    @media (max-width: 720px) {
      .card-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 300px));
      }
      .card-wrapper.double-card {
        grid-column: span 1;
        width: 100%;
        max-width: 300px;
      }
    }

    .card-inner {
      width: 100%;
      height: 100%;
      position: relative;
      transform-style: preserve-3d;
      -webkit-transform-style: preserve-3d;
      transition: transform 0.6s cubic-bezier(0.4, 0.2, 0.2, 1);
      cursor: pointer;
    }

    .card-wrapper.flipped .card-inner {
      transform: rotateY(180deg);
    }

    /* 100% isolate faces on 3D flip so no transformed elements (e.g. swirl-badge) leak through */
    .card-wrapper.flipped .card-front {
      visibility: hidden !important;
      opacity: 0 !important;
      pointer-events: none !important;
    }

    .card-wrapper:not(.flipped) .card-back {
      visibility: hidden !important;
      opacity: 0 !important;
      pointer-events: none !important;
    }

    .card-face {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      -webkit-backface-visibility: hidden;
      backface-visibility: hidden;
      border-radius: 12px; /* Smooth rounded corners for clean trimming */
      overflow: hidden;
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
      transition: box-shadow 0.2s;
    }

    .card-wrapper:hover .card-face {
      box-shadow: 0 8px 24px rgba(0, 0, 0, 0.8), 0 0 10px rgba(212, 175, 55, 0.25);
    }

    /* ========================================================
       AUTHENTIC CARD FRONT DESIGN (Matches Google Sheets screenshot)
       Includes grey underlay (подложка) outside black contour
       ======================================================== */
    .card-face.card-front {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background-color: var(--podlozhka-grey);
      padding: 8px; /* Grey underlay border margin */
      display: flex;
      box-sizing: border-box;
      user-select: none;
      border-radius: 12px;
    }

    .card-black-contour {
      border: 1.5px solid #000;
      border-radius: 8px; /* Smooth concentric rounded contour */
      background: #FAF7F2;
      width: 100%;
      height: 100%;
      display: flex;
      flex-direction: row;
      overflow: hidden;
      position: relative;
      box-sizing: border-box;
    }

    /* Left Sidebar */
    .card-sidebar {
      width: 44px;
      background-color: var(--theme-color, #C98E2A);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: space-between;
      padding-bottom: 8px;
      border-right: 4px solid var(--sidebar-gold-line); /* Authentic Yellow/Gold separator */
      flex-shrink: 0;
      box-sizing: border-box;
    }

    .sidebar-top {
      width: 100%;
      display: flex;
      flex-direction: column;
      align-items: center;
      position: relative;
    }

    .swirl-badge {
      width: var(--swirl-badge-size, 43px);
      height: var(--swirl-badge-size, 43px);
      max-width: none;
      aspect-ratio: 1 / 1;
      display: block;
      align-self: flex-start;
      margin-left: 0px;
      margin-top: 0px;
      transform: translate(var(--swirl-badge-x, 0px), var(--swirl-badge-y, 0px));
      position: relative;
      z-index: 5;
      flex-shrink: 0;
      pointer-events: none;
      -webkit-backface-visibility: hidden;
      backface-visibility: hidden;
      transition: transform 0.05s ease-out;
    }

    .swirl-badge.draggable-swirl {
      pointer-events: auto !important;
      cursor: grab;
      user-select: none;
      -webkit-user-select: none;
    }

    .swirl-badge.draggable-swirl:hover {
      outline: 2px dashed rgba(212, 175, 55, 0.8);
      outline-offset: 2px;
      border-radius: 50%;
      filter: drop-shadow(0 0 6px rgba(212, 175, 55, 0.6));
    }

    .swirl-badge.draggable-swirl.dragging {
      cursor: grabbing !important;
      outline: 2px solid var(--gold-primary) !important;
      outline-offset: 3px;
      border-radius: 50%;
      filter: drop-shadow(0 0 10px rgba(212, 175, 55, 0.9));
      transition: none !important;
    }

    .swirl-badge svg {
      width: 100%;
      height: 100%;
      display: block;
    }

    .sidebar-stats {
      width: 100%;
      display: flex;
      flex-direction: column;
      align-items: center;
      margin-top: 4px;
      gap: 3px;
    }

    .side-stat-item {
      font-size: 12px;
      font-weight: 700;
      color: #fff;
      line-height: 1.15;
      text-align: center;
    }

    .side-stat-item img,
    .side-stat-item svg,
    .side-stat-icon {
      width: var(--sidebar-stat-icon-size, 18px);
      height: var(--sidebar-stat-icon-size, 18px);
      object-fit: contain;
      display: block;
      margin: 0 auto;
      color: var(--sidebar-stat-color, #ffffff);
      fill: currentColor;
    }

    .sidebar-classes {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 3px;
      margin: 4px 0;
    }

    .side-class-icon {
      width: var(--sidebar-class-icon-size, 28px);
      height: var(--sidebar-class-icon-size, 28px);
      object-fit: contain;
      display: block;
      color: var(--sidebar-class-color, #000000);
      fill: currentColor;
      flex-shrink: 0;
    }

    .sidebar-school-title {
      color: #fff;
      font-family: 'Philosopher', serif, sans-serif;
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 1.5px;
      writing-mode: vertical-lr;
      transform: rotate(180deg);
      user-select: none;
    }

    /* Right Main Body */
    .card-body {
      flex: 1;
      display: flex;
      flex-direction: column;
      padding: 8px 10px;
      background: #FAF7F2;
      overflow: hidden;
      box-sizing: border-box;
    }

    .card-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      min-height: 22px;
    }

    .card-title {
      font-family: 'Philosopher', serif;
      font-size: 14px;
      font-weight: 700;
      color: #111;
      line-height: 1.1;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .header-icon {
      width: var(--header-icon-size, 18px);
      height: var(--header-icon-size, 18px);
      object-fit: contain;
      display: block;
      color: var(--header-icon-color, #333333);
      fill: currentColor;
      flex-shrink: 0;
    }

    .stat-box {
      border-bottom: 1px solid #333;
      margin: 4px 0 6px 0;
      padding: 2px 0;
    }

    .stat-row {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 4px 8px;
      padding: 2px 0;
    }

    .stat-cell {
      display: inline-flex;
      align-items: center;
      gap: 3px;
      font-size: 10px;
      font-family: 'Philosopher', serif, sans-serif;
      color: #111;
      line-height: 1.15;
      white-space: nowrap;
    }

    .stat-cell.wrap,
    .stat-row .stat-cell:only-child {
      white-space: normal;
      word-break: break-word;
      flex: 1 1 100%;
      align-items: flex-start;
    }

    .stat-cell.wrap span,
    .stat-row .stat-cell:only-child span {
      white-space: normal;
      word-break: break-word;
    }

    .stat-cell img,
    .stat-cell svg,
    .stat-cell-icon {
      width: var(--stat-cell-icon-size, 11px);
      height: var(--stat-cell-icon-size, 11px);
      object-fit: contain;
      display: block;
      color: var(--stat-cell-color, #4a4a4a);
      fill: currentColor;
      flex-shrink: 0;
    }

    .card-desc {
      flex: 1;
      font-size: 9px;
      line-height: 1.25;
      font-family: 'Philosopher', serif, sans-serif;
      color: #1a1a1a;
      overflow-y: auto;
      text-align: left;
    }

    .card-desc p {
      margin-bottom: 4px;
    }

    .card-desc p:last-child {
      margin-bottom: 0;
    }

    .card-desc strong {
      font-weight: 700;
      color: #000;
    }

    .card-divider-dots {
      border-bottom: 1px dotted #888;
      margin: 4px 0;
    }

    .higher-levels {
      font-size: 9px;
      line-height: 1.22;
      font-family: 'Philosopher', serif, sans-serif;
      color: #111;
    }

    .higher-levels strong {
      font-weight: 700;
      color: #000;
    }

    /* DOUBLE CARD PANELS */
    .double-panel {
      flex: 1;
      display: flex;
      flex-direction: row;
      height: 100%;
      overflow: hidden;
      position: relative;
    }

    .double-panel.panel-right {
      border-left: 1.5px dashed rgba(0, 0, 0, 0.35);
    }

    .double-badge {
      position: absolute;
      top: 6px;
      right: 8px;
      background: linear-gradient(135deg, #d4af37 0%, #aa8214 100%);
      color: #111;
      font-size: 9px;
      font-weight: 800;
      padding: 2px 7px;
      border-radius: 4px;
      z-index: 10;
      box-shadow: 0 2px 6px rgba(0,0,0,0.4);
    }

    /* CARD BACK DESIGN */
    .card-face.card-back,
    .card-back {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      transform: rotateY(180deg);
      -webkit-backface-visibility: hidden;
      backface-visibility: hidden;
      background-color: var(--podlozhka-grey);
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 0;
      border-radius: 12px;
      overflow: hidden;
    }

    .card-back img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      display: block;
      border-radius: 12px;
    }

    /* Actions on card back: top-left edit, bottom-right flip hint (leaving level numbers at top-right and bottom-left 100% visible) */
    .card-face.card-back .card-actions-bar {
      position: absolute;
      inset: 0;
      pointer-events: none;
      display: block;
    }

    .card-face.card-back .card-action-btn {
      position: absolute;
      top: 8px;
      left: 10px;
      pointer-events: auto;
      box-shadow: 0 2px 6px rgba(0,0,0,0.5);
    }

    .card-face.card-back .flip-hint {
      position: absolute;
      bottom: 8px;
      right: 10px;
      pointer-events: auto;
      cursor: pointer;
      box-shadow: 0 2px 6px rgba(0,0,0,0.5);
    }

    .flip-hint {
      position: absolute;
      bottom: 6px;
      right: 8px;
      background: rgba(0,0,0,0.7);
      color: #fff;
      font-size: 9px;
      padding: 2px 7px;
      border-radius: 10px;
      pointer-events: none;
      opacity: 0.85;
      z-index: 5;
    }

    /* ========================================================
       PRINT MODE (6 CARDS / 3 ROWS PER A4 SHEET)
       ======================================================== */
    #print-container {
      display: none;
    }

    body.print-mode #gallery-container {
      display: none;
    }

    body.print-mode #print-container {
      display: block;
    }

    /* Floating Quick Bar for Print Mode */
    .print-bar {
      background: #20242b;
      border: 1px solid #3c434f;
      padding: 14px 22px;
      border-radius: 10px;
      margin-bottom: 24px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    }

    .print-bar-info h3 {
      font-family: 'Cinzel', serif;
      color: var(--gold-primary);
      font-size: 16px;
      margin-bottom: 4px;
    }

    .print-bar-info p {
      font-size: 12px;
      color: #bbb;
    }

    .print-settings-group {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 14px;
    }

    .print-setting {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 12px;
      color: #ddd;
    }

    .print-setting select {
      background: #111316;
      border: 1px solid #4a515e;
      color: #fff;
      padding: 5px 10px;
      border-radius: 6px;
      font-size: 12px;
      cursor: pointer;
    }

    .print-setting select:focus {
      outline: none;
      border-color: var(--gold-primary);
    }

    /* A4 Print Sheet in Browser Preview */
    .print-sheet {
      width: 210mm;
      height: 297mm;
      margin: 0 auto 30px auto;
      background: #fff;
      box-shadow: 0 0 25px rgba(0,0,0,0.8);
      position: relative;
      display: grid;
      justify-content: center;
      align-content: center;
      box-sizing: border-box;
      overflow: hidden;
      page-break-after: always;
      break-after: page;
    }

    /* 3 cols x 3 rows (Portrait) - 9 cards per A4 sheet with 2.5mm cutting gutters */
    .print-sheet.layout-9cards {
      grid-template-columns: repeat(3, 63.5mm);
      grid-template-rows: repeat(3, 88.9mm);
      gap: 2.5mm 2.5mm;
      padding: 12.65mm 7.25mm;
    }

    /* 2 cols x 3 rows (Portrait) - 6 cards per A4 sheet with 3mm cutting gutters */
    .print-sheet.layout-6cards, .print-sheet.layout-portrait {
      grid-template-columns: repeat(2, 63.5mm);
      grid-template-rows: repeat(3, 88.9mm);
      gap: 3mm 3mm;
      padding: 6mm 38.5mm;
    }

    /* 3 cols x 2 rows (Landscape) */
    .print-sheet.layout-landscape {
      width: 297mm;
      height: 210mm;
      grid-template-columns: repeat(3, 63.5mm);
      grid-template-rows: repeat(2, 88.9mm);
      gap: 3mm 3mm;
      padding: 6mm 10mm;
    }

    .print-sheet-title {
      position: absolute;
      top: 3.5mm;
      left: 7.25mm;
      font-size: 7.5pt;
      color: #777;
      font-family: sans-serif;
    }

    /* Single Card Print Wrapper: 63.5mm x 88.9mm with grey podlozhka */
    .print-card-wrapper {
      width: 63.5mm;
      height: 88.9mm;
      position: relative;
      box-sizing: border-box;
      background-color: var(--podlozhka-grey); /* Outer grey underlay */
      padding: 1.4mm;
      border-radius: 3.2mm; /* Smooth rounded corners for clean trimming */
    }

    /* Double Card Print Wrapper: spans 2 columns + gap with grey podlozhka */
    .print-double-wrapper {
      grid-column: span 2;
      width: 100%;
      height: 88.9mm;
      position: relative;
      box-sizing: border-box;
      background-color: var(--podlozhka-grey); /* Outer grey underlay */
      padding: 1.4mm;
      border-radius: 3.2mm; /* Smooth rounded corners for clean trimming */
    }

    .print-card-inner {
      width: 100%;
      height: 100%;
      border-radius: 2.2mm; /* Concentric rounded black contour */
      overflow: hidden;
      border: 1.2px solid #000;
      background: #FAF7F2;
      display: flex;
      flex-direction: row;
      box-sizing: border-box;
      position: relative;
    }

    /* Back cards (images already include grey podlozhka and black contour) */
    .print-card-wrapper.back-wrapper, .print-double-wrapper.back-wrapper {
      padding: 0;
      background: transparent;
      border-radius: 3.2mm;
      overflow: hidden;
    }

    .print-card-wrapper.back-wrapper img, .print-double-wrapper.back-wrapper img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      display: block;
      border-radius: 3.2mm;
    }

    /* Print Front Elements exact mm sizing */
    .print-card-inner, .print-card-inner * {
      font-family: 'Philosopher', serif, sans-serif;
    }

    .print-card-inner .card-sidebar {
      width: 8.8mm;
      padding-bottom: 1.2mm;
      border-right: 1.0mm solid var(--sidebar-gold-line);
    }

    .print-card-inner .swirl-badge {
      width: var(--swirl-badge-size, 43px);
      height: var(--swirl-badge-size, 43px);
      display: block;
      flex-shrink: 0;
    }

    .print-card-inner .swirl-badge svg {
      width: 100%;
      height: 100%;
      display: block;
    }

    .print-card-inner .sidebar-stats {
      margin-top: 0.8mm;
      gap: 0.3mm;
    }

    .print-card-inner .side-stat-item {
      font-size: 7.0pt;
      font-weight: 700;
      color: #fff;
    }

    .print-card-inner .side-stat-item img,
    .print-card-inner .side-stat-item svg,
    .print-card-inner .side-stat-icon {
      width: calc(var(--sidebar-stat-size, 18) * 0.2mm);
      height: calc(var(--sidebar-stat-size, 18) * 0.2mm);
      max-width: 8mm;
      max-height: 8mm;
      object-fit: contain;
      display: block;
      margin: 0 auto;
      color: var(--sidebar-stat-color, #ffffff);
      fill: currentColor;
    }

    .print-card-inner .sidebar-classes {
      min-height: 0;
      gap: 0.3mm;
      margin: 0.4mm 0;
    }

    .print-card-inner .side-class-icon {
      width: calc(var(--sidebar-class-size, 28) * 0.2mm);
      height: calc(var(--sidebar-class-size, 28) * 0.2mm);
      max-width: 8mm;
      max-height: 8mm;
      min-height: 0;
      flex-shrink: 1;
      object-fit: contain;
      display: block;
      color: var(--sidebar-class-color, #000000);
      fill: currentColor;
    }

    .print-card-inner .sidebar-school-title {
      font-size: 7.2pt;
      letter-spacing: 1.1px;
      flex-shrink: 0;
      margin-bottom: 0.4mm;
    }

    .print-card-inner .card-body {
      padding: 1.3mm 2.0mm;
    }

    .print-card-inner .double-panel .card-body {
      padding: 1.1mm 1.9mm;
    }

    .print-card-inner .card-header {
      min-height: 4.4mm;
      padding-bottom: 0.3mm;
      margin-bottom: 0.3mm;
    }

    .print-card-inner .card-title {
      font-size: 8.8pt;
    }

    .print-card-inner .header-icon {
      width: calc(var(--header-icon-size-val, 18) * 0.233mm);
      height: calc(var(--header-icon-size-val, 18) * 0.233mm);
      max-width: 5mm;
      max-height: 5mm;
      object-fit: contain;
      display: block;
      color: var(--header-icon-color, #333333);
      fill: currentColor;
    }

    .print-card-inner .stat-box {
      border-bottom: 0.6px solid #333;
      margin: 0.4mm 0 0.5mm 0;
      padding: 0.2mm 0;
    }

    .print-card-inner .stat-row {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 0.3mm 1.5mm;
      padding: 0.2mm 0;
    }

    .print-card-inner .stat-cell {
      gap: 0.8mm;
      font-size: 6pt;
    }

    .print-card-inner .stat-cell.wrap,
    .print-card-inner .stat-row .stat-cell:only-child {
      white-space: normal;
      word-break: break-word;
      flex: 1 1 100%;
      align-items: flex-start;
      font-size: 5.2pt;
      line-height: 1.1;
    }

    .print-card-inner .stat-cell.wrap span,
    .print-card-inner .stat-row .stat-cell:only-child span {
      white-space: normal;
      word-break: break-word;
    }

    .print-card-inner .stat-cell img,
    .print-card-inner .stat-cell svg,
    .print-card-inner .stat-cell-icon {
      width: calc(var(--stat-cell-size, 11) * 0.227mm);
      height: calc(var(--stat-cell-size, 11) * 0.227mm);
      max-width: 3.5mm;
      max-height: 3.5mm;
      object-fit: contain;
      display: block;
      color: var(--stat-cell-color, #4a4a4a);
      fill: currentColor;
      flex-shrink: 0;
    }

    .print-card-inner .card-desc {
      font-size: 5.4pt;
      line-height: 1.16;
      min-height: 0;
      flex: 1;
      overflow: hidden !important;
      scrollbar-width: none !important;
    }
    .print-card-inner .card-desc::-webkit-scrollbar {
      display: none !important;
    }

    .print-card-inner .card-desc p {
      margin-bottom: 0.24mm;
    }
    .print-card-inner .card-desc p:last-child {
      margin-bottom: 0;
    }

    .print-card-inner .card-divider-dots {
      border-bottom: 0.5px dotted #888;
      margin: 0.3mm 0;
      flex-shrink: 0;
    }

    .print-card-inner .higher-levels {
      font-size: 4.9pt;
      line-height: 1.12;
      flex-shrink: 0;
      margin-top: 0.2mm;
    }

    .print-card-inner .double-panel.panel-right {
      border-left: 0.8px dashed rgba(0,0,0,0.35);
    }

    /* Crop Marks (Cutting lines in gutters) */
    .crop-mark {
      position: absolute;
      background: #777;
      pointer-events: none;
      z-index: 10;
    }
    .crop-top-left-h { top: 0; left: -2.2mm; width: 1.8mm; height: 0.4px; }
    .crop-top-left-v { top: -2.2mm; left: 0; width: 0.4px; height: 1.8mm; }
    .crop-top-right-h { top: 0; right: -2.2mm; width: 1.8mm; height: 0.4px; }
    .crop-top-right-v { top: -2.2mm; right: 0; width: 0.4px; height: 1.8mm; }
    .crop-bot-left-h { bottom: 0; left: -2.2mm; width: 1.8mm; height: 0.4px; }
    .crop-bot-left-v { bottom: -2.2mm; left: 0; width: 0.4px; height: 1.8mm; }
    .crop-bot-right-h { bottom: 0; right: -2.2mm; width: 1.8mm; height: 0.4px; }
    .crop-bot-right-v { bottom: -2.2mm; right: 0; width: 0.4px; height: 1.8mm; }

    /* Sheet Margin Crop Marks (Cutting Guides) */
    .sheet-crop-mark {
      position: absolute;
      background: #555;
      pointer-events: none;
      z-index: 10;
    }

    /* Generator Studio Styles */
    .generator-view {
      padding: 24px;
      max-width: 1440px;
      margin: 0 auto;
      width: 100%;
    }

    .gen-header {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      margin-bottom: 24px;
      padding-bottom: 16px;
      border-bottom: 1px solid var(--border-color);
    }

    .gen-header-title h2 {
      font-family: 'Cinzel', serif;
      font-size: 22px;
      color: var(--gold-primary);
      margin-bottom: 4px;
    }

    .gen-header-title p {
      font-size: 13px;
      color: var(--text-muted);
    }

    .gen-header-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .gen-grid {
      display: grid;
      grid-template-columns: 1fr minmax(360px, 460px);
      gap: 28px;
      align-items: start;
    }

    @media (min-width: 1400px) {
      .gen-grid {
        grid-template-columns: 1fr 640px;
      }
    }

    @media (max-width: 1100px) {
      .gen-grid {
        grid-template-columns: 1fr;
      }
    }

    .gen-section {
      background: var(--bg-panel);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      margin-bottom: 20px;
      overflow: hidden;
    }

    .gen-section-header {
      background: #191c21;
      padding: 12px 18px;
      display: flex;
      align-items: center;
      gap: 12px;
      border-bottom: 1px solid var(--border-color);
    }

    .gen-section-num {
      width: 24px;
      height: 24px;
      background: var(--gold-primary);
      color: #000;
      border-radius: 50%;
      font-weight: 900;
      font-size: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }

    .gen-section-header h3 {
      font-size: 15px;
      font-weight: 600;
      color: var(--text-main);
    }

    .gen-section-body {
      padding: 18px;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .form-row {
      display: flex;
      gap: 14px;
      width: 100%;
    }

    .form-row.two-cols > .form-field {
      flex: 1;
    }

    .form-row.four-cols > .form-field {
      flex: 1;
    }

    .form-field {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .form-field.full-width {
      width: 100%;
    }

    .form-field label {
      font-size: 12px;
      font-weight: 600;
      color: var(--text-muted);
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .form-input, .form-select, .form-textarea {
      background: #111317;
      border: 1px solid var(--border-color);
      color: #fff;
      padding: 9px 12px;
      border-radius: 6px;
      font-size: 13.5px;
      font-family: inherit;
      transition: border-color 0.2s;
      width: 100%;
    }

    .form-input:focus, .form-select:focus, .form-textarea:focus {
      outline: none;
      border-color: var(--gold-primary);
      box-shadow: 0 0 6px rgba(212, 175, 55, 0.25);
    }

    .form-textarea {
      resize: vertical;
      line-height: 1.4;
    }

    /* Class Chips Selector */
    .gen-classes-selector {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
      gap: 8px;
      margin-top: 6px;
    }

    .gen-class-chip {
      background: #14171b;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 6px 10px;
      display: flex;
      align-items: center;
      gap: 8px;
      cursor: pointer;
      user-select: none;
      transition: all 0.2s;
    }

    .gen-class-chip:hover {
      background: #1e232a;
      border-color: #555;
    }

    .gen-class-chip.active {
      background: rgba(212, 175, 55, 0.15);
      border-color: var(--gold-primary);
      color: var(--gold-primary);
    }

    .gen-class-chip img,
    .gen-class-chip svg {
      width: 18px;
      height: 18px;
      object-fit: contain;
      color: #ffffff;
      fill: currentColor;
      filter: brightness(0) invert(1);
    }

    .gen-class-chip svg {
      filter: none;
    }

    .gen-class-chip.active img {
      filter: brightness(0) invert(1) drop-shadow(0 0 2px var(--gold-primary));
    }

    .gen-class-chip.active svg {
      color: var(--gold-primary);
      fill: currentColor;
      filter: drop-shadow(0 0 2px var(--gold-primary));
    }

    .gen-class-chip span {
      font-size: 12px;
      font-weight: 500;
    }

    /* Color picker & slider */
    .color-picker-wrapper {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .color-picker-wrapper input[type="color"] {
      -webkit-appearance: none;
      border: 1px solid var(--border-color);
      width: 38px;
      height: 38px;
      border-radius: 6px;
      background: none;
      cursor: pointer;
      padding: 0;
    }

    .color-picker-wrapper input[type="color"]::-webkit-color-swatch-wrapper {
      padding: 2px;
    }
    .color-picker-wrapper input[type="color"]::-webkit-color-swatch {
      border: none;
      border-radius: 4px;
    }

    .slider-wrapper {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .slider-wrapper input[type="range"] {
      flex: 1;
      accent-color: var(--gold-primary);
    }

    .slider-val {
      font-family: monospace;
      font-size: 13px;
      min-width: 50px;
      color: var(--gold-primary);
      font-weight: 700;
    }

    /* Format radio pills */
    .format-toggle {
      display: flex;
      gap: 16px;
      margin-top: 6px;
    }

    .radio-label {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 13px;
      cursor: pointer;
      color: var(--text-main);
    }

    /* Right Preview Column */
    .gen-preview-sticky {
      position: sticky;
      top: 80px;
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

    .gen-preview-card-box {
      background: var(--bg-panel);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      padding: 16px;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .preview-header {
      width: 100%;
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 14px;
      padding-bottom: 10px;
      border-bottom: 1px solid var(--border-color);
    }

    .preview-status {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 12px;
      font-weight: 600;
      padding: 4px 8px;
      border-radius: 12px;
    }

    .preview-status.ok {
      background: rgba(30, 142, 62, 0.2);
      color: #81c995;
    }

    .preview-status.overflow {
      background: rgba(217, 48, 37, 0.2);
      color: #f28b82;
    }

    .preview-stage {
      display: flex;
      justify-content: center;
      align-items: center;
      min-height: 480px;
      width: 100%;
      perspective: 1200px;
      overflow-x: auto;
      padding: 10px 0;
    }

    #gen-preview-stage .card-wrapper {
      width: 300px;
      height: 420px;
      flex-shrink: 0;
    }

    #gen-preview-stage .card-wrapper.double-card {
      width: 600px;
      max-width: 100%;
    }

    .gen-export-card {
      background: var(--bg-panel);
      border: 1px solid var(--border-color);
      border-radius: 10px;
      padding: 16px;
    }

    .gen-export-card h4 {
      font-size: 14px;
      font-weight: 600;
      color: var(--gold-primary);
      margin-bottom: 12px;
    }

    .gen-export-buttons {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .gen-saved-cards-list {
      margin-top: 14px;
      max-height: 180px;
      overflow-y: auto;
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .saved-card-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: #15181c;
      padding: 6px 10px;
      border-radius: 5px;
      font-size: 12px;
      border: 1px solid #2b3038;
    }

    .saved-card-row:hover {
      border-color: var(--gold-primary);
    }

    .saved-card-actions {
      display: flex;
      gap: 6px;
    }

    /* Edit action on gallery cards */
    .card-actions-bar {
      position: absolute;
      bottom: 8px;
      left: 8px;
      right: 8px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 4px;
      z-index: 5;
    }

    .card-actions-left {
      display: flex;
      align-items: center;
      gap: 4px;
    }

    .card-action-btn {
      background: rgba(20, 22, 25, 0.85);
      border: 1px solid var(--border-color);
      color: var(--text-main);
      padding: 4px 8px;
      border-radius: 4px;
      font-size: 10.5px;
      cursor: pointer;
      transition: all 0.2s;
    }

    .card-action-btn:hover {
      background: var(--gold-primary);
      color: #000;
      border-color: var(--gold-primary);
    }

    .btn-gold {
      background: linear-gradient(135deg, #d4af37 0%, #aa8c2c 100%);
      color: #000;
      font-weight: 700;
    }
    .btn-gold:hover {
      background: linear-gradient(135deg, #f3cf58 0%, #c4a233 100%);
    }

    .btn-sm {
      padding: 4px 10px;
      font-size: 11px;
    }

    .color-btn {
      width: 25px;
      height: 25px;
      border: 1.5px solid rgba(255, 255, 255, 0.25);
      border-radius: 4px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      padding: 0;
      font-size: 11px;
      transition: all 0.15s;
    }
    .color-btn:hover {
      transform: scale(1.12);
      border-color: var(--gold-primary);
    }
    .color-btn.active {
      outline: 2px solid var(--gold-primary);
      outline-offset: 1px;
      border-color: #fff;
    }

    /* Toast notification */
    .gen-toast {
      position: fixed;
      bottom: 24px;
      right: 24px;
      background: #1e2227;
      border: 1px solid var(--gold-primary);
      color: #fff;
      padding: 12px 20px;
      border-radius: 8px;
      box-shadow: 0 4px 20px rgba(0,0,0,0.6);
      z-index: 9999;
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 13.5px;
      transform: translateY(100px);
      opacity: 0;
      transition: all 0.3s cubic-bezier(0.18, 0.89, 0.32, 1.28);
    }

    .gen-toast.show {
      transform: translateY(0);
      opacity: 1;
    }

    /* Print Warning Callout & PDF Download Bar in Web Interface */
    .print-instruction-box {
      background: rgba(250, 189, 5, 0.12);
      border: 1.5px solid var(--sidebar-gold-line);
      border-radius: 8px;
      padding: 10px 14px;
      margin-top: 10px;
      color: #fff;
    }
    .print-inst-header {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      color: var(--gold-primary);
      margin-bottom: 6px;
      font-weight: 700;
    }
    .print-inst-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 8px;
    }
    .print-inst-item {
      display: flex;
      align-items: flex-start;
      gap: 8px;
      background: rgba(0, 0, 0, 0.35);
      padding: 6px 10px;
      border-radius: 6px;
      font-size: 12px;
      border: 1px solid rgba(255, 255, 255, 0.08);
      line-height: 1.35;
    }
    .inst-badge {
      background: var(--gold-primary);
      color: #000;
      font-weight: 700;
      width: 18px;
      height: 18px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 11px;
      flex-shrink: 0;
      margin-top: 1px;
    }
    .pdf-downloads-bar {
      margin-top: 10px;
      background: #181b20;
      border: 1px solid #2d333d;
      border-radius: 8px;
      padding: 10px 14px;
    }
    .pdf-dl-title {
      font-size: 12.5px;
      color: #e0e0e0;
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .pdf-dl-links {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      align-items: center;
    }
    .pdf-dl-links a {
      text-decoration: none;
    }


    /* ========================================================
       AUTH WIDGET & MODAL
       ======================================================== */
    .auth-widget {
      display: flex;
      align-items: center;
      margin-left: 6px;
    }
    .user-profile-badge {
      display: flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid var(--border-color);
      border-radius: 20px;
      padding: 4px 10px 4px 6px;
      font-size: 13px;
    }
    .user-profile-badge .user-avatar {
      font-size: 18px;
      line-height: 1;
    }
    .user-profile-badge .user-name {
      font-weight: 600;
      color: var(--gold-primary);
      max-width: 130px;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }
    .btn-xs {
      padding: 2px 8px;
      font-size: 11px;
      border-radius: 12px;
    }
    
    .auth-modal-overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.75);
      backdrop-filter: blur(6px);
      z-index: 10000;
      display: none;
      align-items: center;
      justify-content: center;
    }
    .auth-modal {
      background: var(--bg-panel);
      border: 1px solid var(--gold-primary);
      border-radius: 12px;
      width: 100%;
      max-width: 440px;
      box-shadow: 0 12px 40px rgba(0,0,0,0.8);
      overflow: hidden;
      animation: modalFadeIn 0.25s ease-out;
    }
    @keyframes modalFadeIn {
      from { opacity: 0; transform: scale(0.95); }
      to { opacity: 1; transform: scale(1); }
    }
    .auth-modal-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 16px 20px;
      background: rgba(0,0,0,0.3);
      border-bottom: 1px solid var(--border-color);
    }
    .auth-modal-header h3 {
      font-family: 'Cinzel', serif;
      font-size: 18px;
      color: var(--gold-primary);
      margin: 0;
    }
    .auth-modal-close {
      background: none;
      border: none;
      color: var(--text-muted);
      font-size: 20px;
      cursor: pointer;
      line-height: 1;
    }
    .auth-modal-close:hover {
      color: #fff;
    }
    .auth-tabs {
      display: flex;
      border-bottom: 1px solid var(--border-color);
      background: rgba(0,0,0,0.2);
    }
    .auth-tab {
      flex: 1;
      padding: 12px;
      text-align: center;
      font-weight: 600;
      font-size: 13.5px;
      color: var(--text-muted);
      cursor: pointer;
      border-bottom: 2px solid transparent;
      transition: all 0.2s;
    }
    .auth-tab.active {
      color: var(--gold-primary);
      border-bottom-color: var(--gold-primary);
      background: rgba(212, 175, 55, 0.05);
    }
    .auth-modal-body {
      padding: 20px;
    }
    .avatar-picker-grid {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 6px;
      margin-top: 6px;
    }
    .avatar-opt {
      font-size: 22px;
      text-align: center;
      padding: 6px 0;
      border-radius: 6px;
      background: rgba(255,255,255,0.03);
      border: 1px solid var(--border-color);
      cursor: pointer;
      transition: all 0.15s;
    }
    .avatar-opt:hover, .avatar-opt.active {
      border-color: var(--gold-primary);
      background: rgba(212, 175, 55, 0.15);
      transform: scale(1.1);
    }

    /* ========================================================
       PURE FULLSCREEN AUTH SCREEN (Auth Gate)
       ======================================================== */
    .auth-screen-fullscreen {
      position: fixed;
      top: 0;
      left: 0;
      width: 100vw;
      height: 100vh;
      min-height: 100vh;
      background-color: #0b0c10;
      background-image: 
        radial-gradient(circle at 50% 32%, rgba(201, 142, 42, 0.14) 0%, rgba(11, 12, 16, 0.98) 75%),
        radial-gradient(rgba(201, 142, 42, 0.08) 1px, transparent 0);
      background-size: 100% 100%, 26px 26px;
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 999999;
      padding: 20px;
      box-sizing: border-box;
    }
    .auth-screen-card {
      background: #14161f;
      border: 1px solid var(--gold-primary, #c98e2a);
      border-radius: 14px;
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.85), 0 0 40px rgba(201, 142, 42, 0.15);
      width: 100%;
      max-width: 440px;
      padding: 36px 32px;
      box-sizing: border-box;
      text-align: center;
      animation: modalFadeIn 0.3s ease-out;
    }
    .auth-screen-badge {
      display: flex;
      flex-direction: column;
      align-items: center;
      margin-bottom: 18px;
    }
    .auth-badge-icon {
      font-size: 38px;
      line-height: 1;
      margin-bottom: 6px;
      filter: drop-shadow(0 2px 8px rgba(201, 142, 42, 0.4));
    }
    .auth-badge-title {
      font-family: 'Cinzel', serif;
      font-size: 24px;
      font-weight: 700;
      color: var(--gold-primary, #c98e2a);
      letter-spacing: 2px;
      text-shadow: 0 2px 10px rgba(201, 142, 42, 0.3);
    }
    .auth-badge-sub {
      font-size: 12px;
      color: var(--text-muted, #9ca3af);
      letter-spacing: 1px;
      text-transform: uppercase;
      margin-top: 2px;
    }
    .auth-screen-header h2 {
      font-family: 'Cinzel', serif;
      font-size: 18px;
      color: #f3f4f6;
      margin: 12px 0 6px 0;
    }
    .auth-screen-header p {
      font-size: 13px;
      color: var(--text-muted, #9ca3af);
      margin: 0 0 22px 0;
      line-height: 1.4;
    }
    .auth-screen-error {
      background: rgba(239, 68, 68, 0.15);
      border: 1px solid rgba(239, 68, 68, 0.4);
      color: #fca5a5;
      padding: 10px 14px;
      border-radius: 8px;
      font-size: 13px;
      margin-bottom: 16px;
      text-align: left;
    }
    .auth-submit-btn {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 4px 14px rgba(201, 142, 42, 0.25);
      transition: all 0.2s;
    }
    .auth-submit-btn:hover {
      box-shadow: 0 6px 20px rgba(201, 142, 42, 0.4);
      transform: translateY(-1px);
    }
    .print-mode .auth-screen-fullscreen {
      display: none !important;
    }
    .print-mode #app-root {
      display: block !important;
    }

    /* ========================================================
       DECK BUILDER STUDIO STYLES
       ======================================================== */
    .deck-builder-view {
      padding: 24px;
      max-width: 1440px;
      margin: 0 auto;
      width: 100%;
    }
    .deck-header {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      margin-bottom: 20px;
      padding-bottom: 16px;
      border-bottom: 1px solid var(--border-color);
    }
    .deck-header-title h2 {
      font-family: 'Cinzel', serif;
      font-size: 22px;
      color: var(--gold-primary);
      margin-bottom: 4px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .deck-header-title p {
      font-size: 13px;
      color: var(--text-muted);
    }
    .deck-header-actions {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 10px;
    }
    .deck-grid {
      display: grid;
      grid-template-columns: 430px 1fr;
      gap: 24px;
    }
    @media (max-width: 1100px) {
      .deck-grid {
        grid-template-columns: 1fr;
      }
    }
    .deck-panel {
      background: var(--bg-panel);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      padding: 18px;
      margin-bottom: 18px;
    }
    .deck-panel-title {
      font-weight: 700;
      font-size: 14px;
      color: var(--gold-primary);
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-bottom: 1px solid rgba(255,255,255,0.06);
      padding-bottom: 8px;
    }
    .deck-curve-chart {
      display: flex;
      align-items: flex-end;
      gap: 6px;
      height: 85px;
      padding: 10px 6px 4px;
      background: rgba(0,0,0,0.25);
      border-radius: 6px;
      border: 1px solid rgba(255,255,255,0.05);
      margin-top: 8px;
    }
    .curve-col {
      flex: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
      height: 100%;
      justify-content: flex-end;
    }
    .curve-col-bar {
      width: 100%;
      min-height: 4px;
      background: var(--gold-primary);
      border-radius: 3px 3px 0 0;
      transition: height 0.25s ease;
      position: relative;
    }
    .curve-col-count {
      font-size: 9px;
      color: var(--text-muted);
      margin-bottom: 2px;
      font-weight: 600;
    }
    .curve-col-label {
      font-size: 10px;
      color: #9aa0a6;
      margin-top: 4px;
      font-weight: 600;
    }
    .deck-cards-container {
      display: flex;
      flex-direction: column;
      gap: 8px;
      max-height: 480px;
      overflow-y: auto;
      padding-right: 4px;
      margin-top: 12px;
    }
    .deck-card-row {
      display: flex;
      align-items: center;
      gap: 10px;
      background: rgba(255,255,255,0.03);
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 8px 12px;
      transition: all 0.15s;
    }
    .deck-card-row:hover {
      background: rgba(255,255,255,0.06);
      border-color: rgba(212, 175, 55, 0.4);
    }
    .deck-card-level {
      width: 26px;
      height: 26px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      font-size: 13px;
      color: #fff;
      flex-shrink: 0;
      border: 1.5px solid rgba(255,255,255,0.4);
    }
    .deck-card-info {
      flex: 1;
      min-width: 0;
    }
    .deck-card-title {
      font-weight: 600;
      font-size: 13.5px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      color: var(--text-main);
    }
    .deck-card-meta {
      font-size: 11px;
      color: var(--text-muted);
      display: flex;
      gap: 8px;
      align-items: center;
    }
    .deck-card-actions {
      display: flex;
      align-items: center;
      gap: 4px;
      flex-shrink: 0;
    }
    .deck-card-btn {
      background: none;
      border: 1px solid var(--border-color);
      color: var(--text-muted);
      border-radius: 4px;
      padding: 4px 7px;
      font-size: 11px;
      cursor: pointer;
    }
    .deck-card-btn:hover {
      color: #fff;
      border-color: var(--gold-primary);
    }
    .deck-card-btn.customize:hover {
      color: var(--gold-primary);
      border-color: var(--gold-primary);
    }
    .deck-color-swatch-list {
      display: flex;
      gap: 6px;
      align-items: center;
    }
    .color-swatch {
      width: 24px;
      height: 24px;
      border-radius: 4px;
      cursor: pointer;
      border: 2px solid transparent;
      transition: transform 0.15s ease, border-color 0.15s ease;
      box-shadow: 0 1px 3px rgba(0,0,0,0.3);
    }
    .color-swatch:hover {
      transform: scale(1.15);
    }
    .color-swatch.active {
      border-color: #fff;
      outline: 2px solid var(--gold-primary);
      transform: scale(1.1);
    }
    .deck-card-btn.remove:hover {
      color: #ff6b6b;
      border-color: #ff6b6b;
    }
    .catalog-search-bar {
      display: flex;
      gap: 8px;
      margin-bottom: 12px;
      flex-wrap: wrap;
    }
    .catalog-list {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
      gap: 8px;
      max-height: 480px;
      overflow-y: auto;
      padding-right: 4px;
    }
    .catalog-card-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 8px;
      background: rgba(255,255,255,0.02);
      border: 1px solid var(--border-color);
      border-radius: 6px;
      padding: 6px 10px;
      transition: all 0.15s;
    }
    .catalog-card-item:hover {
      background: rgba(255,255,255,0.05);
      border-color: rgba(212, 175, 55, 0.3);
    }
    .catalog-card-item.in-deck {
      border-left: 3px solid var(--gold-primary);
    }

    /* Print Styles */
    @page {
      size: 210mm 297mm;
      margin: 0 !important;
    }

    @media print {
      *, *::before, *::after {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
        color-adjust: exact !important;
      }
      html, body {
        width: 210mm !important;
        min-height: 297mm !important;
        margin: 0 !important;
        padding: 0 !important;
        background: #fff !important;
        color: #000 !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
      }
      header, .filter-bar, .info-strip, .print-bar, #generator-container, #deck-builder-container, .auth-modal-overlay, .print-instruction-box, .pdf-downloads-bar, .gen-toast, #gen-toast, .auth-screen-fullscreen, #auth-screen {
        display: none !important;
        visibility: hidden !important;
        opacity: 0 !important;
      }
      #app-root {
        display: block !important;
      }
      main {
        padding: 0 !important;
        margin: 0 !important;
      }
      #gallery-container, #generator-container, #deck-builder-container {
        display: none !important;
      }
      #print-container {
        display: block !important;
        padding: 0 !important;
        margin: 0 !important;
      }
      .print-sheet {
        box-shadow: none !important;
        margin: 0 !important;
        page-break-after: always !important;
        break-after: page !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
      }
      .print-sheet.layout-9cards {
        width: 210mm !important;
        height: 297mm !important;
        padding: 12.65mm 7.25mm !important;
        gap: 2.5mm 2.5mm !important;
      }
      .print-sheet.layout-6cards, .print-sheet.layout-portrait {
        width: 210mm !important;
        height: 297mm !important;
        padding: 6mm 38.5mm !important;
        gap: 3mm 3mm !important;
      }
      .print-sheet.layout-landscape {
        width: 297mm !important;
        height: 210mm !important;
        padding: 6mm 10mm !important;
        gap: 3mm 3mm !important;
      }
    }

    /* Custom School Modal & SVG Dropzone */
    .school-modal-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    @media (max-width: 640px) {
      .school-modal-grid {
        grid-template-columns: 1fr;
      }
    }
    .svg-dropzone {
      border: 2px dashed rgba(201, 142, 42, 0.4);
      background: rgba(0, 0, 0, 0.2);
      border-radius: 8px;
      padding: 16px;
      text-align: center;
      cursor: pointer;
      transition: all 0.2s ease;
      user-select: none;
    }
    .svg-dropzone:hover, .svg-dropzone.dragover {
      border-color: var(--gold-primary);
      background: rgba(201, 142, 42, 0.08);
    }
    .school-back-preview {
      width: 140px;
      height: 196px;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
      background: #111;
      display: flex;
      align-items: center;
      justify-content: center;
      border: 1px solid rgba(255, 255, 255, 0.1);
      margin: 0 auto;
    }
    .school-back-preview img, .school-back-preview svg {
      width: 100%;
      height: 100%;
      object-fit: contain;
      display: block;
    }
    .btn-danger {
      background: rgba(231, 76, 60, 0.15);
      border: 1px solid rgba(231, 76, 60, 0.4);
      color: #ff6b6b;
      cursor: pointer;
      transition: all 0.2s;
    }
    .btn-danger:hover {
      background: rgba(231, 76, 60, 0.3);
      border-color: #ff6b6b;
      color: #fff;
    }