:root {
      --green: #2f6b57;
      --green-dark: #1b4235;
      --green-light: #edf5ef;
      --gold: #c8963e;
      --gold-dark: #a8792a;
      --gold-light: #fffdf6;
      --ink: #202124;
      --muted: #606660;
      --line: #e4decb;
      --paper: #fffcf7;
      --soft: #f4f6f1;
      --bg: #f7f2ea;
      --red: #9c3d35;
      --red-light: #fff4f2;
      --blue: #315f7d;
      --blue-light: #f0f7fa;
      --shadow: 0 4px 15px rgba(47, 107, 87, 0.05);
      --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
      --header-bg: rgba(247, 242, 234, 0.95);
    }


    body.dark-theme {
      --green: #409275;
      --green-dark: #b8ebd8;
      --green-light: #16241c;
      --gold: #dfa84a;
      --gold-dark: #ffd285;
      --gold-light: #20231b;
      --ink: #f4ece1;
      --muted: #96a39a;
      --line: #2d3b32;
      --paper: #131a15;
      --soft: #17211b;
      --bg: #0e120f;
      --red-light: #2c1a17;
      --blue-light: #16242e;
      --header-bg: rgba(14, 18, 15, 0.95);
      --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    }


    body.dark-theme .stats-panel,
    body.dark-theme .home-card:not(.dark-card),
    body.dark-theme .method-card,
    body.dark-theme .faculty-accordion,
    body.dark-theme .faculty-header,
    body.dark-theme .level-card,
    body.dark-theme .profile-card,
    body.dark-theme .drawer-header,
    body.dark-theme .drawer-box,
    body.dark-theme .sim-selector-card,
    body.dark-theme .ach-card,
    body.dark-theme .store-card,
    body.dark-theme footer,
    body.dark-theme .drawer-footer,
    body.dark-theme .dashboard-main,
    body.dark-theme .calc-container {
      background: var(--paper) !important;
    }


    body.dark-theme nav,
    body.dark-theme .theme-btn {
      background: rgba(0, 0, 0, 0.3) !important;
    }




    body.dark-theme .ach-card.unlocked {
      background: var(--gold-light) !important;
      border-color: var(--gold) !important;
    }


    body.dark-theme .quest-card:hover,
    body.dark-theme .sim-selector-card:hover,
    body.dark-theme .store-card:hover {
      background: var(--paper) !important;
      border-color: var(--green) !important;
    }


    body.dark-theme .hero-section {
      background: linear-gradient(135deg, #131a15 0%, #0e120f 100%) !important;
      border-color: var(--line) !important;
    }


    body.dark-theme .method-section {
      background: var(--soft) !important;
      border-color: var(--line) !important;
    }


    body.dark-theme .level-card.premium-locked {
      background: var(--soft) !important;
    }


    body.dark-theme input,
    body.dark-theme select,
    body.dark-theme textarea {
      background-color: var(--soft) !important;
      color: var(--ink) !important;
      border-color: var(--line) !important;
    }


    /* Theme Toggle Button Style */
    .theme-btn {
      background: rgba(228, 222, 203, 0.3);
      border: 1.5px solid var(--line);
      border-radius: 50%;
      width: 38px;
      height: 38px;
      display: grid;
      place-items: center;
      font-size: 16px;
      cursor: pointer;
      transition: var(--transition);
      color: var(--ink);
    }


    .theme-btn:hover {
      background: rgba(47, 107, 87, 0.1);
      border-color: var(--green);
    }


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


    html, body {
      overflow-x: hidden;
      width: 100%;
      position: relative;
    }


    body {
      font-family: 'Inter', sans-serif;
      color: var(--ink);
      background-color: var(--bg);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }


    body.no-scroll {
      overflow: hidden;
    }


    /* Layout & Header */
    header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: var(--header-bg);
      backdrop-filter: blur(12px);
      border-bottom: 1.5px solid var(--line);
      padding: 6px 20px;
      box-shadow: 0 2px 10px rgba(0,0,0,0.02);
    }


    header.menu-open {
      z-index: 1005; /* Elevate above mobile overlay (z-index 999) when drawer is open */
    }


    .header-container {
      max-width: 1200px;
      margin: 0 auto;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      width: 100%;
    }


    .nav-wrapper {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex: 1;
      gap: 20px;
    }


    .header-right-panel {
      display: flex;
      align-items: center;
      gap: 10px;
    }


    .menu-toggle {
      display: none;
      flex-direction: column;
      justify-content: space-between;
      width: 24px;
      height: 18px;
      background: transparent;
      border: none;
      cursor: pointer;
      padding: 0;
      z-index: 1005;
    }


    .menu-toggle span {
      display: block;
      width: 100%;
      height: 2.5px;
      background-color: var(--ink);
      border-radius: 2px;
      transition: var(--transition);
      transform-origin: left center;
    }


    /* Mobile Nav Overlay */
    .mobile-nav-overlay {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      width: 100vw;
      height: 100vh;
      background: rgba(0, 0, 0, 0.4);
      backdrop-filter: blur(4px);
      z-index: 999;
      opacity: 0;
      transition: opacity 0.3s ease;
    }


    .mobile-nav-overlay.active {
      display: block;
      opacity: 1;
    }


    /* Auth Dropdown Styling */
    #auth-dropdown {
      display: none;
      position: absolute;
      top: calc(100% + 8px);
      right: 0;
      background: var(--paper);
      border: 1.5px solid var(--line);
      border-radius: 8px;
      padding: 12px;
      min-width: 180px;
      box-shadow: var(--shadow);
      z-index: 1010;
    }


    #auth-dropdown.show {
      display: block;
    }


    .logo {
      font-family: 'Playfair Display', serif;
      font-size: 20px;
      font-weight: 700;
      color: var(--green);
      text-decoration: none;
      letter-spacing: 0.5px;
      transition: var(--transition);
      display: flex;
      align-items: center;
      gap: 6px;
    }


    .logo span {
      color: var(--gold);
    }


    .logo:hover {
      transform: scale(1.02);
    }


    nav {
      display: flex;
      gap: 4px;
      background: rgba(228, 222, 203, 0.3);
      padding: 4px;
      border-radius: 8px;
    }


    .nav-btn {
      background: transparent;
      border: none;
      padding: 6px 12px;
      border-radius: 6px;
      color: var(--muted);
      font-weight: 600;
      font-size: 13.5px;
      cursor: pointer;
      transition: var(--transition);
      font-family: inherit;
    }


    .nav-btn:hover {
      color: var(--green);
      background: rgba(47, 107, 87, 0.05);
    }


    .nav-btn.active {
      color: #fff;
      background: var(--green);
      box-shadow: 0 4px 10px rgba(47, 107, 87, 0.15);
    }


    /* Stats Panel */
    .stats-panel {
      display: flex;
      align-items: center;
      gap: 10px;
      background: #fff;
      padding: 4px 10px;
      border: 1px solid var(--line);
      border-radius: 999px;
      box-shadow: var(--shadow);
    }


    .stat-badge {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 13px;
      font-weight: 700;
    }


    .stat-badge.xp {
      color: var(--green);
    }


    .stat-badge.coins {
      color: var(--gold);
    }


    .stat-badge.rank {
      color: var(--blue);
      border-left: 1.5px solid var(--line);
      padding-left: 12px;
    }


    /* Main Container */
    main {
      max-width: 1200px;
      margin: 30px auto 80px;
      padding: 0 24px;
    }


    .tab-panel {
      display: none;
      animation: fadeIn 0.4s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
    }


    .tab-panel.active {
      display: block;
    }


    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(12px); }
      to { opacity: 1; transform: translateY(0); }
    }


    h1, h2, h3, h4 {
      font-family: 'Playfair Display', Georgia, serif;
      font-weight: normal;
      color: var(--ink);
    }


    /* Notification */
    #xp-notification {
      position: fixed;
      bottom: 24px;
      right: 24px;
      background: var(--green-dark);
      color: #fff;
      padding: 16px 24px;
      border-radius: 12px;
      font-weight: 700;
      box-shadow: 0 10px 30px rgba(27, 66, 53, 0.3);
      transform: translateY(120px);
      opacity: 0;
      transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
      z-index: 9999;
      display: flex;
      align-items: center;
      gap: 12px;
      border-left: 5px solid var(--gold);
    }


    #xp-notification.show {
      transform: translateY(0);
      opacity: 1;
    }


    /* ==============================================
         HOME TAB
         ============================================== */
    .hero-section {
      padding: 80px 40px;
      text-align: center;
      background: linear-gradient(135deg, #fdfaf4 0%, #ede3d0 100%);
      border-radius: 16px;
      border: 1px solid var(--line);
      margin-bottom: 40px;
      box-shadow: var(--shadow);
      position: relative;
      overflow: hidden;
    }


    .hero-section::before {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: radial-gradient(circle, rgba(200, 150, 62, 0.03) 0%, transparent 70%);
      pointer-events: none;
    }


    .kicker {
      font-size: 12.5px;
      text-transform: uppercase;
      letter-spacing: 5px;
      color: var(--green);
      font-weight: 800;
      margin-bottom: 16px;
    }


    .hero-title {
      font-size: clamp(34px, 5.5vw, 58px);
      line-height: 1.15;
      margin-bottom: 24px;
      color: var(--green-dark);
    }


    .hero-lead {
      color: var(--muted);
      font-size: clamp(16px, 2vw, 19.5px);
      max-width: 700px;
      margin: 0 auto 48px;
    }


    .cards-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 30px;
      max-width: 960px;
      margin: 0 auto;
    }


    .home-card {
      background: #fff;
      border: 1.5px solid var(--line);
      border-radius: 14px;
      padding: 44px 36px;
      text-decoration: none;
      color: var(--ink);
      text-align: left;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      height: 100%;
      cursor: pointer;
      position: relative;
    }


    .home-card:hover {
      border-color: var(--green);
      box-shadow: 0 12px 30px rgba(47, 107, 87, 0.08);
      transform: translateY(-4px);
    }


    .home-card.dark-card {
      background: linear-gradient(135deg, #1f2723 0%, #111714 100%);
      border-color: var(--gold);
      color: #fff;
    }


    .home-card.dark-card:hover {
      border-color: #fff;
      box-shadow: 0 12px 30px rgba(200, 150, 62, 0.15);
    }


    .card-icon {
      font-size: 38px;
      margin-bottom: 20px;
    }


    .card-title {
      font-size: 22px;
      font-weight: 700;
      margin-bottom: 14px;
    }


    .home-card.dark-card .card-title {
      color: var(--gold-light);
    }


    .card-text {
      font-size: 14.5px;
      color: var(--muted);
      margin-bottom: 30px;
      line-height: 1.65;
    }


    .home-card.dark-card .card-text {
      color: #b5c4bc;
    }


    .card-btn {
      margin-top: auto;
      display: inline-block;
      align-self: flex-start;
      background: var(--green);
      color: #fff;
      padding: 12px 26px;
      border-radius: 8px;
      font-size: 13px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      transition: var(--transition);
      border: none;
    }


    .home-card.dark-card .card-btn {
      background: var(--gold);
    }


    .home-card.dark-card .card-btn:hover {
      background: var(--gold-dark);
      transform: scale(1.02);
    }


    .home-card:not(.dark-card) .card-btn:hover {
      background: var(--green-dark);
      transform: scale(1.02);
    }


    /* Philosophy / Methodology */
    .method-section {
      background: #ede4d3;
      padding: 70px 40px;
      border-radius: 16px;
      border: 1px solid var(--line);
      margin-bottom: 40px;
      box-shadow: var(--shadow);
    }


    .method-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 20px;
      margin-top: 40px;
    }


    .method-card {
      background: #fdfcf9;
      border-radius: 10px;
      padding: 28px;
      border-left: 4px solid var(--green);
      box-shadow: 0 4px 10px rgba(0,0,0,0.01);
      transition: var(--transition);
    }


    .method-card:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 15px rgba(47, 107, 87, 0.05);
    }


    .method-card.gold-border {
      border-left-color: var(--gold);
    }


    .method-step {
      font-size: 11px;
      color: var(--green);
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 1.5px;
      margin-bottom: 10px;
    }


    .method-card.gold-border .method-step {
      color: var(--gold-dark);
    }


    .method-name {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 10px;
      font-family: inherit;
    }


    .method-desc {
      font-size: 13.5px;
      color: var(--muted);
      line-height: 1.6;
    }


    /* ==============================================
         FACULTIES TAB (CURRICULUM MAP)
         ============================================== */
    .faculties-layout {
      max-width: 960px;
      margin: 0 auto;
    }


    .faculty-accordion {
      background: #fff;
      border: 1.5px solid var(--line);
      border-radius: 12px;
      margin-bottom: 16px;
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: var(--transition);
    }


    .faculty-accordion:hover {
      border-color: var(--green);
    }


    .faculty-header {
      padding: 22px 30px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      user-select: none;
      background: #fff;
      transition: background-color 0.2s;
    }


    .faculty-header:hover {
      background-color: var(--soft);
    }


    .faculty-header-left {
      display: flex;
      align-items: center;
      gap: 16px;
    }


    .faculty-num-badge {
      background: var(--soft);
      color: var(--green);
      width: 36px;
      height: 36px;
      border-radius: 8px;
      display: grid;
      place-items: center;
      font-weight: 800;
      font-size: 14px;
      border: 1px solid var(--line);
    }


    .faculty-accordion.premium-faculty .faculty-num-badge {
      color: var(--gold-dark);
      background: var(--gold-light);
    }


    .faculty-title-group h3 {
      font-size: 19px;
      font-weight: 700;
      font-family: 'Inter', sans-serif;
    }


    .faculty-title-group p {
      font-size: 12.5px;
      color: var(--muted);
    }


    .faculty-header-right {
      display: flex;
      align-items: center;
      gap: 20px;
    }


    .fac-status-tag {
      font-size: 11px;
      font-weight: 700;
      text-transform: uppercase;
      padding: 4px 10px;
      border-radius: 4px;
      letter-spacing: 0.5px;
    }


    .fac-status-tag.free {
      background: var(--green-light);
      color: var(--green);
    }


    .fac-status-tag.premium {
      background: var(--gold-light);
      color: var(--gold-dark);
      border: 1px solid rgba(200, 150, 62, 0.2);
    }


    .accordion-arrow {
      font-size: 18px;
      color: var(--muted);
      transition: transform 0.3s ease;
    }


    .faculty-accordion.expanded .accordion-arrow {
      transform: rotate(180deg);
      color: var(--green);
    }


    .faculty-content {
      border-top: 1.5px solid var(--line);
      display: none;
      background: var(--soft);
      padding: 24px;
    }


    .faculty-accordion.expanded .faculty-content {
      display: block;
    }


    .levels-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
      gap: 12px;
    }


    .level-card {
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 8px;
      padding: 16px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
      cursor: pointer;
      position: relative;
    }


    .level-card:hover {
      border-color: var(--green);
      box-shadow: 0 4px 12px rgba(47, 107, 87, 0.04);
      transform: translateY(-2px);
    }


    .level-card.premium-locked {
      background: #faf9f6;
    }


    .level-card.level-completed {
      background: var(--green-light) !important;
      border-color: var(--green) !important;
    }


    .level-card.level-completed .level-card-no {
      color: var(--green) !important;
    }


    .level-card.level-completed .level-card-action {
      color: var(--green) !important;
    }


    .level-card-top {
      margin-bottom: 12px;
    }


    .level-card-no {
      font-size: 10px;
      font-weight: 800;
      color: var(--muted);
      letter-spacing: 1px;
      text-transform: uppercase;
      margin-bottom: 4px;
    }


    .level-card.active-play .level-card-no {
      color: var(--green);
    }


    .level-card.premium-locked .level-card-no {
      color: var(--gold-dark);
    }


    .level-card-title {
      font-size: 14.5px;
      font-weight: 700;
      color: var(--ink);
    }


    .level-card-desc {
      font-size: 12px;
      color: var(--muted);
      margin-top: 4px;
      line-height: 1.5;
    }


    .level-card-action {
      font-size: 11px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      margin-top: 14px;
      align-self: flex-start;
      display: flex;
      align-items: center;
      gap: 4px;
    }


    .level-card.active-play .level-card-action {
      color: var(--green);
    }


    .level-card.premium-locked .level-card-action {
      color: var(--gold-dark);
    }


    /* Level Drawer Modal */
    .drawer-overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0,0,0,0.5);
      z-index: 1000;
      display: none;
      backdrop-filter: blur(4px);
      animation: fadeInOverlay 0.3s ease forwards;
    }


    @keyframes fadeInOverlay {
      from { opacity: 0; } to { opacity: 1; }
    }


    .drawer {
      position: fixed;
      top: 0;
      right: 0;
      width: 100%;
      max-width: 500px;
      height: 100%;
      background: var(--paper);
      box-shadow: -10px 0 30px rgba(0,0,0,0.15);
      z-index: 1001;
      display: none;
      flex-direction: column;
      animation: slideInDrawer 0.3s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
    }


    @keyframes slideInDrawer {
      from { transform: translateX(100%); }
      to { transform: translateX(0); }
    }


    .drawer-header {
      padding: 24px 30px;
      border-bottom: 1.5px solid var(--line);
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: #fff;
    }


    .drawer-close {
      background: none;
      border: none;
      font-size: 24px;
      cursor: pointer;
      color: var(--muted);
      transition: color 0.2s;
    }


    .drawer-close:hover {
      color: var(--red);
    }


    .drawer-body {
      padding: 30px;
      overflow-y: auto;
      flex: 1;
    }


    .drawer-kicker {
      font-size: 11px;
      text-transform: uppercase;
      letter-spacing: 2px;
      color: var(--green);
      font-weight: 800;
      margin-bottom: 8px;
    }


    .drawer-title {
      font-size: 24px;
      font-weight: 700;
      line-height: 1.25;
      margin-bottom: 20px;
    }


    .drawer-box {
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 8px;
      padding: 20px;
      margin-bottom: 18px;
      border-left: 4px solid var(--green);
    }


    .drawer-box.gold-left {
      border-left-color: var(--gold);
    }


    .drawer-box h4 {
      font-family: 'Inter', sans-serif;
      font-size: 13.5px;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 6px;
      color: var(--ink);
    }


    .drawer-box p {
      font-size: 14px;
      color: var(--muted);
      line-height: 1.6;
    }


    .drawer-footer {
      padding: 20px 30px;
      border-top: 1.5px solid var(--line);
      background: #fff;
    }


    .drawer-btn {
      width: 100%;
      background: var(--green);
      color: #fff;
      border: none;
      padding: 14px;
      border-radius: 8px;
      font-weight: 700;
      font-size: 14px;
      text-transform: uppercase;
      letter-spacing: 1px;
      cursor: pointer;
      transition: var(--transition);
      text-align: center;
      display: block;
      text-decoration: none;
    }


    .drawer-btn:hover {
      background: var(--green-dark);
      box-shadow: 0 4px 12px rgba(47, 107, 87, 0.15);
    }


    .drawer-btn.premium-btn {
      background: var(--gold);
    }


    .drawer-btn.premium-btn:hover {
      background: var(--gold-dark);
      box-shadow: 0 4px 12px rgba(200, 150, 62, 0.2);
    }


    /* ==============================================
         DASHBOARD TAB
         ============================================== */
    .dashboard-layout {
      display: grid;
      grid-template-columns: 340px 1fr;
      gap: 30px;
    }


    @media (max-width: 860px) {
      .dashboard-layout {
        grid-template-columns: 1fr;
      }
    }


    .profile-card {
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 16px;
      padding: 36px 30px;
      text-align: center;
      box-shadow: var(--shadow);
      position: sticky;
      top: 90px;
    }


    .avatar-wrapper {
      position: relative;
      width: 120px;
      height: 120px;
      margin: 0 auto 24px;
    }


    .avatar-circle {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--green) 0%, var(--gold) 100%);
      color: #fff;
      display: grid;
      place-items: center;
      font-size: 48px;
      font-weight: 800;
      border: 5px solid #fff;
      box-shadow: 0 6px 20px rgba(47,107,87,0.15);
    }


    .avatar-badge {
      position: absolute;
      bottom: 0;
      right: 0;
      background: var(--gold);
      color: #fff;
      border-radius: 50%;
      width: 32px;
      height: 32px;
      display: grid;
      place-items: center;
      font-size: 14px;
      border: 3px solid #fff;
      box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    }


    .profile-name {
      font-size: 22px;
      font-weight: 800;
      margin-bottom: 4px;
    }


    .profile-rank {
      font-size: 13px;
      color: var(--gold-dark);
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1.5px;
      margin-bottom: 24px;
    }


    .prof-stat-row {
      display: flex;
      justify-content: space-around;
      background: var(--soft);
      padding: 16px;
      border-radius: 12px;
      border: 1px solid var(--line);
      margin-top: 24px;
    }


    .prof-stat-item {
      text-align: center;
    }


    .prof-stat-label {
      font-size: 11px;
      color: var(--muted);
      text-transform: uppercase;
      font-weight: 600;
      margin-bottom: 4px;
    }


    .prof-stat-val {
      font-size: 19px;
      font-weight: 800;
    }


    .prof-stat-val.gold {
      color: var(--gold-dark);
    }


    .prof-stat-val.green {
      color: var(--green);
    }


    .dashboard-main {
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 16px;
      padding: 36px;
      box-shadow: var(--shadow);
    }


    .dashboard-main h3 {
      font-size: 22px;
      font-weight: 700;
      margin-bottom: 20px;
      border-bottom: 1.5px solid var(--line);
      padding-bottom: 10px;
      color: var(--green-dark);
    }


    .quest-list {
      margin-bottom: 40px;
    }


    .quest-card {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 16px 20px;
      border: 1.5px solid var(--line);
      border-radius: 10px;
      margin-bottom: 14px;
      background: var(--soft);
      transition: var(--transition);
      gap: 16px;
    }


    .quest-card:hover {
      border-color: var(--green);
      background: #fff;
    }


    .quest-card-img {
      width: 80px;
      height: 80px;
      border-radius: 8px;
      object-fit: cover;
      flex-shrink: 0;
      border: 1.5px solid var(--line);
      transition: var(--transition);
    }


    .quest-card:hover .quest-card-img {
      border-color: var(--green);
      transform: scale(1.04);
    }


    .quest-card-left {
      display: flex;
      align-items: center;
      gap: 16px;
      flex: 1;
    }


    .quest-details h4 {
      font-family: 'Inter', sans-serif;
      font-size: 15.5px;
      font-weight: 700;
      margin-bottom: 4px;
    }


    .quest-details p {
      font-size: 12.5px;
      color: var(--muted);
    }


    .quest-btn {
      padding: 6px 14px;
      border-radius: 6px;
      font-size: 12px;
      font-weight: 700;
      border: none;
      cursor: pointer;
      transition: var(--transition);
    }


    .quest-btn.todo {
      background: var(--green-light);
      color: var(--green);
    }


    .quest-btn.todo:hover {
      background: var(--green);
      color: #fff;
    }


    .quest-btn.done {
      background: var(--line);
      color: var(--muted);
      cursor: default;
    }


    .achievements-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
      gap: 16px;
    }


    .ach-card {
      border: 1.5px solid var(--line);
      border-radius: 10px;
      padding: 20px 14px;
      text-align: center;
      background: #fff;
      opacity: 0.45;
      filter: grayscale(100%);
      transition: var(--transition);
      position: relative;
    }


    .ach-card.unlocked {
      opacity: 1;
      filter: grayscale(0);
      background: var(--gold-light);
      border-color: var(--gold);
      box-shadow: 0 4px 12px rgba(200, 150, 62, 0.08);
    }


    .ach-card:hover.unlocked {
      transform: translateY(-3px);
      box-shadow: 0 6px 16px rgba(200, 150, 62, 0.15);
    }


    .ach-icon {
      font-size: 32px;
      margin-bottom: 8px;
    }


    .ach-title {
      font-size: 11.5px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      line-height: 1.3;
    }


    .ach-desc {
      font-size: 10px;
      color: var(--muted);
      margin-top: 4px;
      line-height: 1.2;
    }


    /* ==============================================
         SIMULATORS TAB
         ============================================== */
    .sim-selector-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 24px;
      margin-bottom: 40px;
    }


    .sim-selector-card {
      background: #fff;
      border: 1.5px solid var(--line);
      border-radius: 12px;
      padding: 28px;
      cursor: pointer;
      transition: var(--transition);
      box-shadow: var(--shadow);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }


    .sim-selector-card:hover {
      border-color: var(--green);
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(47, 107, 87, 0.06);
    }


    .sim-selector-card.active {
      border-color: var(--green);
      background: var(--green-light);
      box-shadow: 0 8px 24px rgba(47, 107, 87, 0.1);
    }


    .sim-selector-title {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 8px;
    }


    .sim-selector-desc {
      font-size: 13px;
      color: var(--muted);
      margin-bottom: 18px;
      line-height: 1.5;
    }


    .sim-selector-badge {
      font-size: 11px;
      font-weight: 700;
      text-transform: uppercase;
      padding: 3px 8px;
      border-radius: 4px;
      background: #fff;
      border: 1px solid var(--line);
      align-self: flex-start;
    }


    .sim-selector-card.active .sim-selector-badge {
      background: var(--green);
      color: #fff;
      border-color: var(--green);
    }


    /* Dark Simulator Frame */
    .sim-workspace-frame {
      background: #181d1a;
      border: 2px solid #2f3e36;
      border-radius: 16px;
      padding: 40px;
      color: #e5ece8;
      min-height: 480px;
      box-shadow: 0 15px 40px rgba(0,0,0,0.2);
      position: relative;
    }


    .sim-workspace-frame h3, .sim-workspace-frame h4 {
      color: #fff;
    }


    .sim-workspace-frame p {
      color: #b3c2ba;
    }


    .sim-workspace-title-bar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-bottom: 1.5px solid #2f3e36;
      padding-bottom: 16px;
      margin-bottom: 24px;
    }


    .sim-workspace-stats {
      display: flex;
      gap: 20px;
      font-size: 13.5px;
      font-weight: 700;
    }


    .sim-step-indicator {
      background: #252e2a;
      padding: 3px 10px;
      border-radius: 4px;
      border: 1px solid #3c4b41;
      font-size: 11px;
      color: var(--gold);
      font-weight: 800;
      text-transform: uppercase;
      margin-bottom: 8px;
      display: inline-block;
    }


    /* Simulator 1: Choices & Sorting style */
    .sim-btn-choice {
      display: block;
      width: 100%;
      background: #202723;
      border: 1.5px solid #2d3b32;
      color: #e5ece8;
      border-radius: 8px;
      padding: 16px 20px;
      font-size: 14.5px;
      text-align: left;
      cursor: pointer;
      transition: var(--transition);
      margin-bottom: 12px;
      font-family: inherit;
    }


    .sim-btn-choice:hover:not(:disabled) {
      border-color: var(--green);
      background: #27302b;
      transform: translateX(4px);
    }


    .sim-btn-choice:disabled {
      opacity: 0.5;
      cursor: default;
    }


    .sim-feedback-box {
      margin-top: 24px;
      padding: 20px;
      border-radius: 8px;
      font-size: 14px;
      line-height: 1.6;
      display: none;
    }


    .sim-feedback-box.success {
      background: rgba(47, 107, 87, 0.15);
      border: 1.5px solid var(--green);
      color: #9cd4ba;
    }


    .sim-feedback-box.error {
      background: rgba(156, 61, 53, 0.15);
      border: 1.5px solid var(--red);
      color: #f7a8a2;
    }


    .sim-sort-item {
      background: #202723;
      border: 1.5px solid #2d3b32;
      color: #e5ece8;
      padding: 12px 18px;
      border-radius: 6px;
      margin-bottom: 8px;
      cursor: pointer;
      transition: var(--transition);
      user-select: none;
      display: flex;
      align-items: center;
      gap: 12px;
    }


    .sim-sort-item:hover {
      border-color: var(--green);
      background: #27302b;
    }


    .sim-sort-item.selected {
      border-color: var(--gold);
      background: rgba(200, 150, 62, 0.1);
      box-shadow: 0 0 10px rgba(200, 150, 62, 0.15);
    }


    .sim-sort-badge {
      background: #2f3e36;
      color: #fff;
      width: 24px;
      height: 24px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      font-size: 11px;
      font-weight: 800;
    }


    .sim-sort-item.selected .sim-sort-badge {
      background: var(--gold);
    }


    /* Simulator 2: Canvas Layout */
    .sim-haircut-layout {
      display: grid;
      grid-template-columns: 1fr 300px;
      gap: 30px;
    }


    @media (max-width: 800px) {
      .sim-haircut-layout {
        grid-template-columns: 1fr;
      }
    }


    .canvas-container {
      background: #0f1311;
      border: 1px solid #222a25;
      border-radius: 10px;
      display: flex;
      justify-content: center;
      align-items: center;
      padding: 20px;
      position: relative;
    }


    #haircut-canvas {
      background: #0d100e;
      border-radius: 8px;
      max-width: 100%;
    }


    .sim-controls-panel {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }


    .sim-control-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }


    .sim-control-group label {
      font-size: 12.5px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      color: #9cb2a6;
    }


    .sim-select-dark {
      background: #202723;
      border: 1.5px solid #2d3b32;
      color: #fff;
      padding: 10px 14px;
      border-radius: 6px;
      font-family: inherit;
      font-size: 13.5px;
      outline: none;
      cursor: pointer;
    }


    .sim-select-dark:focus {
      border-color: var(--green);
    }


    .sim-submit-btn {
      background: var(--green);
      color: #fff;
      border: none;
      border-radius: 6px;
      padding: 14px;
      font-weight: 700;
      font-size: 13.5px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      cursor: pointer;
      transition: var(--transition);
      margin-top: 10px;
    }


    .sim-submit-btn:hover {
      background: var(--green-dark);
      box-shadow: 0 4px 12px rgba(47, 107, 87, 0.2);
    }


    /* Simulator 3: Chat Style */
    .sim-chat-area {
      background: #0f1311;
      border: 1.5px solid #222a25;
      border-radius: 12px;
      height: 280px;
      overflow-y: auto;
      padding: 20px;
      margin-bottom: 20px;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }


    .chat-bubble {
      max-width: 80%;
      padding: 12px 16px;
      border-radius: 12px;
      font-size: 13.5px;
      line-height: 1.55;
    }


    .chat-bubble.client {
      background: #202723;
      color: #fff;
      align-self: flex-start;
      border-bottom-left-radius: 2px;
      border-left: 3px solid var(--gold);
    }


    .chat-bubble.master {
      background: var(--green-dark);
      color: #fff;
      align-self: flex-end;
      border-bottom-right-radius: 2px;
      border-right: 3px solid var(--green);
    }


    /* Victory screen frame */
    .sim-victory-screen {
      text-align: center;
      padding: 40px 0;
      animation: fadeIn 0.5s ease;
    }


    .sim-victory-box {
      background: rgba(200, 150, 62, 0.08);
      border: 1.5px dashed var(--gold);
      border-radius: 10px;
      display: inline-block;
      padding: 20px 40px;
      margin: 24px 0;
    }


    /* ==============================================
         COLORIST CALCULATOR TAB
         ============================================== */
    .calc-container {
      max-width: 760px;
      margin: 0 auto;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 16px;
      padding: 44px;
      box-shadow: var(--shadow);
    }


    .form-group {
      margin-bottom: 24px;
    }


    .form-group label {
      display: block;
      font-weight: 700;
      font-size: 14px;
      color: var(--ink);
      margin-bottom: 8px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }


    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1.5px solid var(--line);
      border-radius: 8px;
      font-size: 14.5px;
      color: var(--ink);
      background: var(--soft);
      font-family: inherit;
      outline: none;
      transition: var(--transition);
    }


    .form-control:focus {
      border-color: var(--green);
      background: #fff;
      box-shadow: 0 0 10px rgba(47, 107, 87, 0.05);
    }


    .checkbox-group {
      display: flex;
      gap: 24px;
      margin-bottom: 30px;
      flex-wrap: wrap;
    }


    .checkbox-label {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      user-select: none;
    }


    .checkbox-label input {
      width: 18px;
      height: 18px;
      accent-color: var(--green);
    }


    .calc-btn {
      width: 100%;
      background: var(--green);
      color: #fff;
      border: none;
      border-radius: 8px;
      padding: 16px;
      font-weight: 700;
      font-size: 14px;
      text-transform: uppercase;
      letter-spacing: 1px;
      cursor: pointer;
      transition: var(--transition);
    }


    .calc-btn:hover {
      background: var(--green-dark);
      box-shadow: 0 4px 15px rgba(47,107,87,0.2);
    }


    .calc-result {
      margin-top: 36px;
      padding: 28px;
      border-radius: 12px;
      background: var(--gold-light);
      border: 1.5px solid var(--gold);
      display: none;
      animation: fadeIn 0.4s ease;
    }


    .calc-result-header {
      font-size: 14px;
      font-weight: 800;
      color: var(--gold-dark);
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 12px;
      display: flex;
      justify-content: space-between;
    }


    .calc-formula-box {
      font-size: 17px;
      font-weight: 700;
      color: var(--ink);
      margin-bottom: 16px;
      padding: 14px 18px;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 8px;
      line-height: 1.5;
    }


    .calc-tip {
      font-size: 13.5px;
      color: var(--muted);
      line-height: 1.6;
      border-top: 1px solid var(--line);
      padding-top: 14px;
    }


    /* ==============================================
         VIVAT STORE TAB
         ============================================== */
    .store-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 24px;
    }


    .store-card {
      background: #fff;
      border: 1.5px solid var(--line);
      border-radius: 12px;
      padding: 28px;
      box-shadow: var(--shadow);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }


    .store-card:hover {
      border-color: var(--gold);
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(200, 150, 62, 0.08);
    }


    .store-item-top {
      margin-bottom: 20px;
    }


    .store-item-badge {
      font-size: 10px;
      font-weight: 800;
      color: var(--muted);
      letter-spacing: 1px;
      text-transform: uppercase;
      background: var(--soft);
      padding: 3px 8px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 8px;
    }


    .store-item-title {
      font-size: 17px;
      font-weight: 700;
      margin-bottom: 8px;
    }


    .store-item-desc {
      font-size: 13px;
      color: var(--muted);
      line-height: 1.5;
    }


    .store-item-action {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid var(--line);
      padding-top: 18px;
      margin-top: 14px;
    }


    .store-price {
      font-size: 18px;
      font-weight: 800;
      color: var(--gold-dark);
    }


    .store-buy-btn {
      background: var(--gold);
      color: #fff;
      border: none;
      border-radius: 6px;
      padding: 8px 16px;
      font-size: 12.5px;
      font-weight: 700;
      cursor: pointer;
      transition: var(--transition);
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }


    .store-buy-btn:hover {
      background: var(--gold-dark);
      transform: scale(1.02);
    }


    .store-buy-btn:disabled {
      background: var(--line);
      color: var(--muted);
      cursor: default;
      transform: none;
    }


    /* Footer */
    footer {
      border-top: 1.5px solid var(--line);
      background: #fcf9f4;
      padding: 40px 24px;
      text-align: center;
      color: var(--muted);
      font-size: 13.5px;
    }


    .footer-container {
      max-width: 1200px;
      margin: 0 auto;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
    }


    .footer-links a {
      color: var(--muted);
      text-decoration: none;
      margin-left: 20px;
      font-weight: 600;
      transition: color 0.2s;
    }


    .footer-links a:hover {
      color: var(--green);
    }


    @media (max-width: 600px) {
      .footer-container {
        flex-direction: column;
        text-align: center;
      }
      .footer-links a {
        margin: 0 10px;
      }
    }


    /* Mobile Header Layout & Compact Side Drawer */
    @media (max-width: 768px) {
      header {
        padding: 10px 16px;
      }
      .header-container {
        flex-direction: row;
        flex-wrap: nowrap;
        justify-content: space-between;
        align-items: center;
        gap: 16px;
      }
      .logo {
        font-size: 18px;
      }
      .menu-toggle {
        display: flex;
      }
      

      .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(2.5px, 2.5px);
      }
      .menu-toggle.active span:nth-child(2) {
        opacity: 0;
      }
      .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(2.5px, -2.5px);
      }


      .nav-wrapper {
        position: fixed;
        top: 0;
        right: -320px;
        width: 300px;
        height: 100vh;
        background: var(--paper);
        box-shadow: -5px 0 25px rgba(0,0,0,0.15);
        padding: 80px 24px 40px 24px;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        gap: 24px;
        z-index: 1000;
        transition: right 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), visibility 0.3s ease;
        overflow-y: auto;
        visibility: hidden;
      }
      

      .nav-wrapper.active {
        right: 0;
        visibility: visible;
      }


      .nav-wrapper nav {
        flex-direction: column;
        width: 100%;
        background: transparent;
        padding: 0;
        gap: 8px;
        overflow-x: visible;
      }
      

      .nav-wrapper .nav-btn {
        width: 100%;
        text-align: left;
        padding: 12px 16px;
        font-size: 15px;
        border-radius: 8px;
      }
      

      .nav-wrapper .header-right-panel {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        gap: 16px;
        border-top: 1px solid var(--line);
        padding-top: 20px;
        margin-top: 10px;
      }
      

      .nav-wrapper .stats-panel {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        gap: 8px;
        background: transparent;
        padding: 0;
        box-shadow: none;
      }
      

      .nav-wrapper .stat-badge {
        width: 100%;
        justify-content: flex-start;
        font-size: 13px;
        padding: 8px 12px;
        background: var(--soft);
        border-radius: 6px;
      }


      .nav-wrapper .stat-badge.rank {
        display: flex !important;
      }
      

      .nav-wrapper #theme-toggle-btn {
        align-self: stretch;
        width: 100%;
        justify-content: center;
        padding: 10px;
        background: var(--soft);
        border: 1px solid var(--line);
        border-radius: 8px;
      }


      .nav-wrapper #google-auth-container {
        width: 100%;
        justify-content: center;
      }
      

      .nav-wrapper #user-profile-widget {
        width: 100%;
        padding: 8px 12px;
        background: var(--soft);
        border-radius: 8px;
        border: 1px solid var(--line);
        justify-content: space-between;
        box-sizing: border-box;
      }


      #auth-dropdown {
        right: 0;
        left: 0;
        top: calc(100% + 4px);
        box-shadow: 0 4px 15px rgba(0,0,0,0.1);
      }


      /* Hero section & Home cards responsive overrides */
      .hero-section {
        padding: 30px 16px;
        margin-bottom: 20px;
      }
      .home-card {
        padding: 24px 16px;
      }
      .card-icon {
        font-size: 32px;
        margin-bottom: 12px;
      }
      .card-title {
        font-size: 18px;
        margin-bottom: 8px;
      }
      .card-text {
        font-size: 13.5px;
      }
      .cards-grid {
        grid-template-columns: 1fr !important;
        gap: 16px;
      }
      .sim-workspace-frame {
        padding: 10px !important;
        border-radius: 8px !important;
        border: 1px solid #2d3b32 !important;
      }
    }


    /* Category Filters */
    .category-filters {
      display: flex;
      gap: 12px;
      justify-content: center;
      margin-bottom: 35px;
      flex-wrap: wrap;
    }
    .filter-btn {
      background: rgba(255, 255, 255, 0.05);
      border: 1.5px solid var(--line);
      color: var(--muted);
      padding: 10px 20px;
      border-radius: 30px;
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.3s ease;
      font-family: inherit;
    }
    .filter-btn:hover {
      border-color: var(--green);
      color: var(--ink);
    }
    .filter-btn.active {
      background: var(--green);
      border-color: var(--green);
      color: #fff;
      box-shadow: 0 4px 12px rgba(58, 163, 121, 0.2);
    }
    body.dark-theme .filter-btn {
      background: rgba(255, 255, 255, 0.02);
      border-color: rgba(255, 255, 255, 0.1);
    }
    body.dark-theme .filter-btn:hover {
      color: #fff;
      border-color: var(--green);
    }
    body.dark-theme .filter-btn.active {
      background: var(--green);
      border-color: var(--green);
      color: #fff;
    }


    /* RPG Evolution Tab Styles */
    .rpg-card {
      background: var(--paper);
      border: 1.5px solid var(--line);
      border-radius: 16px;
      padding: 30px;
      box-shadow: var(--shadow);
      margin-bottom: 30px;
      transition: all 0.3s ease;
    }
    .rpg-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 20px;
      border-bottom: 1.5px solid var(--line);
      padding-bottom: 20px;
      margin-bottom: 20px;
    }
    .rpg-avatar-box {
      display: flex;
      align-items: center;
      gap: 15px;
    }
    .rpg-avatar-emoji {
      font-size: 32px;
      background: var(--soft);
      width: 50px;
      height: 50px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 50%;
      border: 1.5px solid var(--line);
    }
    .rpg-char-name {
      font-family: 'Playfair Display', serif;
      font-weight: 700;
      font-size: 18px;
      color: var(--ink);
    }
    .rpg-char-title {
      font-size: 13px;
      color: var(--muted);
    }
    .rpg-stats {
      display: flex;
      gap: 15px;
      flex-wrap: wrap;
    }
    .rpg-stat {
      background: var(--soft);
      border: 1px solid var(--line);
      padding: 8px 14px;
      border-radius: 8px;
      font-size: 13px;
      font-weight: 700;
      color: var(--ink);
    }
    .rpg-screen {
      display: flex;
      flex-direction: column;
      gap: 20px;
      margin: 0;
      padding: 0;
      border: none;
      width: 100%;
      box-sizing: border-box;
    }
    .rpg-screen-terminal {
      background: #141C18;
      border: none;
      border-radius: 0;
      padding: 0;
      margin: 0;
      width: 100%;
      position: relative;
      overflow: hidden;
      box-sizing: border-box;
    }
    .rpg-screen-terminal::before {
      content: " ";
      display: block;
      position: absolute;
      top: 0; left: 0; bottom: 0; right: 0;
      background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
      z-index: 2;
      background-size: 100% 4px, 6px 100%;
      pointer-events: none;
    }
    .rpg-terminal-content {
      display: flex;
      gap: 25px;
      align-items: flex-start;
      flex-wrap: wrap;
      position: relative;
      z-index: 3;
    }
    .rpg-image-area {
      width: 200px;
      height: 200px;
      background: #1B2621;
      border: 2px solid #2f6b57;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      position: relative;
      flex-shrink: 0;
      box-shadow: inset 0 0 20px rgba(0,0,0,0.6), 0 4px 20px rgba(47,107,87,0.15);
      overflow: hidden;
    }
    .rpg-image-emoji {
      font-size: 64px;
      z-index: 2;
    }
    .rpg-image-area img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      border-radius: 8px;
      z-index: 2;
    }
    .rpg-screen-glow {
      position: absolute;
      width: 80px;
      height: 80px;
      background: radial-gradient(circle, rgba(47,107,87,0.4) 0%, rgba(47,107,87,0) 70%);
      filter: blur(10px);
      z-index: 1;
    }
    .rpg-story-box {
      flex: 1;
      min-width: 250px;
      font-family: 'Inter', sans-serif;
      font-size: 15px;
      line-height: 1.65;
      color: #9cb2a6;
      padding: 12px;
      overflow-y: auto;
      max-height: 70vh;
      box-sizing: border-box;
    }


    /* Mobile adjustments – remove ALL frames, full-width text */
    @media (max-width: 768px) {
      .rpg-card {
        border: none;
        border-radius: 0;
        padding: 12px 0;
        margin: 0;
        box-shadow: none;
      }
      .rpg-screen {
        padding: 0;
        border: none;
      }
      .rpg-screen-terminal {
        border-radius: 0;
        padding: 0;
      }
      .rpg-terminal-content {
        flex-direction: column;
        gap: 0;
        padding: 0 12px;
      }
      .rpg-image-area {
        width: 100%;
        height: 180px;
        border-radius: 10px;
      }
      .rpg-image-area img {
        border-radius: 8px;
      }
      .rpg-story-box {
        padding: 0;
        min-width: 0;
        width: 100%;
        max-height: none;
        font-size: 14px;
      }
      .rpg-choices-panel {
        padding: 0 12px;
      }
      .rpg-actions {
        padding: 0 12px;
      }
    }
    /* Lightbox overlay */
    #rpg-lightbox {
      display: none;
      position: fixed;
      inset: 0;
      background: rgba(0,0,0,0.88);
      z-index: 9999;
      align-items: center;
      justify-content: center;
      cursor: zoom-out;
      backdrop-filter: blur(4px);
    }
    #rpg-lightbox.open {
      display: flex;
    }
    #rpg-lightbox img {
      max-width: 92vw;
      max-height: 88vh;
      object-fit: contain;
      border-radius: 14px;
      box-shadow: 0 0 60px rgba(47,107,87,0.5);
      animation: lbIn 0.22s ease;
    }
    @keyframes lbIn {
      from { transform: scale(0.88); opacity: 0; }
      to   { transform: scale(1);    opacity: 1; }
    }
    .rpg-image-area img {
      cursor: zoom-in;
    }
    .rpg-image-area img:hover {
      opacity: 0.88;
      transition: opacity 0.15s;
    }
    .rpg-story-box p {
      margin: 0 0 12px;
    }
    .rpg-story-box p:last-child {
      margin-bottom: 0;
    }
    .rpg-story-highlight {
      color: #dfede6;
      font-weight: 700;
    }
    .rpg-choices-panel {
      display: flex;
      flex-direction: column;
      gap: 12px;
      margin-top: 10px;
    }
    .rpg-btn-choice {
      background: var(--paper);
      border: 1.5px solid var(--line);
      border-radius: 10px;
      padding: 16px 20px;
      text-align: left;
      font-family: 'Inter', sans-serif;
      font-size: 14.5px;
      line-height: 1.5;
      color: var(--ink);
      cursor: pointer;
      transition: all 0.25s ease;
      display: flex;
      align-items: flex-start;
      gap: 15px;
      width: 100%;
      box-sizing: border-box;
    }
    .rpg-btn-choice:hover {
      border-color: var(--green);
      background: var(--soft);
      transform: translateY(-2px);
      box-shadow: 0 4px 12px rgba(47,107,87,0.08);
    }
    .rpg-btn-choice-num {
      background: var(--soft);
      border: 1px solid var(--line);
      border-radius: 6px;
      width: 26px;
      height: 26px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      font-weight: 700;
      color: var(--green);
      flex-shrink: 0;
    }
    .rpg-btn-choice:hover .rpg-btn-choice-num {
      background: var(--green);
      border-color: var(--green);
      color: #fff;
    }
  
    .rpg-btn-choice.rpg-btn-locked:hover {
      background: rgba(255,255,255,0.05) !important;
      border-color: rgba(255,255,255,0.1) !important;
      transform: none !important;
      box-shadow: none !important;
    }


    /* ==============================================
         SKILLS PROGRESSION STYLES
         ============================================== */
    .skills-dashboard {
      background: var(--paper);
      border: 1.5px solid var(--line);
      border-radius: 16px;
      padding: 30px;
      box-shadow: var(--shadow);
      margin-bottom: 30px;
    }
    
    .skills-overall-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 15px;
      margin-bottom: 25px;
      padding-bottom: 20px;
      border-bottom: 1.5px solid var(--line);
    }
    
    .skills-overall-text {
      font-size: 15px;
      font-weight: 700;
    }
    
    .skills-overall-progress-bar-wrapper {
      background: var(--soft);
      border: 1px solid var(--line);
      border-radius: 99px;
      height: 14px;
      width: 100%;
      max-width: 350px;
      overflow: hidden;
      display: flex;
    }
    
    .skills-overall-progress-bar {
      height: 100%;
      background: linear-gradient(90deg, var(--green) 0%, var(--gold) 100%);
      width: 0%;
      transition: width 0.6s ease;
      box-shadow: 0 0 10px rgba(76, 175, 80, 0.2);
    }
    
    .skills-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      gap: 20px;
      margin-bottom: 30px;
    }
    
    .skill-card {
      background: var(--soft);
      border: 1px solid var(--line);
      border-radius: 12px;
      padding: 20px;
      transition: transform 0.2s ease, border-color 0.2s ease;
    }
    
    .skill-card:hover {
      transform: translateY(-2px);
      border-color: var(--green);
    }
    
    .skill-card-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 12px;
    }
    
    .skill-card-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--ink);
    }
    
    .skill-card-value {
      font-size: 12px;
      font-weight: 800;
      color: var(--green);
      background: rgba(47, 107, 87, 0.1);
      padding: 3px 8px;
      border-radius: 6px;
    }
    
    .skill-progress-bar-wrapper {
      background: var(--paper);
      border: 1px solid var(--line);
      border-radius: 99px;
      height: 8px;
      width: 100%;
      overflow: hidden;
      margin-bottom: 10px;
    }
    
    .skill-progress-bar {
      height: 100%;
      background: var(--green);
      width: 0%;
      transition: width 0.5s ease;
    }
    
    .skill-card-desc {
      font-size: 11px;
      color: var(--muted);
      line-height: 1.4;
    }
    
    .subskills-title {
      font-size: 14px;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 15px;
      color: var(--muted);
    }
    
    .subskills-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
      gap: 12px;
    }
    
    .subskill-badge {
      display: flex;
      align-items: center;
      gap: 10px;
      background: var(--soft);
      border: 1px solid var(--line);
      border-radius: 8px;
      padding: 10px 14px;
      font-size: 13px;
      font-weight: 600;
      transition: all 0.25s ease;
      color: var(--muted);
      opacity: 0.5;
    }
    
    .subskill-badge.unlocked {
      background: var(--paper);
      border-color: var(--green);
      color: var(--ink);
      opacity: 1;
      box-shadow: 0 4px 10px rgba(47, 107, 87, 0.05);
    }
    
    .subskill-badge .subskill-status {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: var(--line);
      color: var(--muted);
      font-size: 10px;
      flex-shrink: 0;
    }
    
    .subskill-badge.unlocked .subskill-status {
      background: var(--green);
      color: #fff;
    }

    /* ==============================================
       RPG COLORISTICS LAB MODAL
       ============================================== */
    .rpg-lab-modal {
      display: none;
      position: fixed;
      inset: 0;
      background: rgba(10, 20, 16, 0.88);
      z-index: 10000;
      align-items: center;
      justify-content: center;
      backdrop-filter: blur(8px);
      padding: 20px;
      box-sizing: border-box;
    }
    
    .rpg-lab-modal.open {
      display: flex;
    }
    
    .rpg-lab-container {
      background: var(--paper);
      border: 2px solid var(--green);
      border-radius: 16px;
      width: 100%;
      max-width: 900px;
      max-height: 90vh;
      display: flex;
      flex-direction: column;
      box-shadow: 0 10px 40px rgba(0,0,0,0.5);
      overflow: hidden;
      animation: labIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    
    @keyframes labIn {
      from { transform: scale(0.95); opacity: 0; }
      to   { transform: scale(1);    opacity: 1; }
    }
    
    .rpg-lab-header {
      padding: 16px 20px;
      background: var(--soft);
      border-bottom: 1.5px solid var(--line);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    
    .rpg-lab-header h3 {
      margin: 0;
      font-size: 18px;
      font-weight: 700;
      color: var(--ink);
    }
    
    .rpg-lab-close {
      background: none;
      border: none;
      color: var(--muted);
      font-size: 24px;
      cursor: pointer;
      line-height: 1;
      transition: color 0.15s;
    }
    
    .rpg-lab-close:hover {
      color: var(--gold);
    }
    
    .rpg-lab-task-bar {
      background: rgba(47, 107, 87, 0.08);
      padding: 10px 20px;
      border-bottom: 1px solid var(--line);
      font-size: 14px;
      color: var(--ink);
    }
    
    .rpg-lab-body {
      display: grid;
      grid-template-columns: 1fr 1fr;
      flex: 1;
      overflow-y: auto;
      min-height: 400px;
      max-height: 65vh;
    }
    
    @media (max-width: 768px) {
      .rpg-lab-body {
        grid-template-columns: 1fr;
      }
    }
    
    .rpg-lab-cabinet {
      border-right: 1.5px solid var(--line);
      padding: 20px;
      display: flex;
      flex-direction: column;
      gap: 15px;
      overflow-y: auto;
    }
    
    @media (max-width: 768px) {
      .rpg-lab-cabinet {
        border-right: none;
        border-bottom: 1.5px solid var(--line);
      }
    }
    
    .section-title {
      margin: 0 0 10px 0;
      font-size: 15px;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      color: var(--muted);
    }
    
    .cabinet-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    
    .cabinet-group h5 {
      margin: 0;
      font-size: 12px;
      color: var(--muted);
      font-weight: 600;
    }
    
    .cabinet-items {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
      gap: 6px;
    }
    
    .cabinet-item {
      background: var(--paper);
      border: 1px solid var(--line);
      border-radius: 6px;
      padding: 8px;
      font-size: 11px;
      font-weight: 600;
      color: var(--ink);
      cursor: pointer;
      text-align: left;
      transition: all 0.15s ease;
    }
    
    .cabinet-item:hover {
      border-color: var(--green);
      background: rgba(47, 107, 87, 0.04);
    }
    
    .cabinet-item.selected {
      border-color: var(--green);
      background: var(--green);
      color: white;
    }
    
    .selected-product-info {
      margin-top: 15px;
      padding: 10px;
      background: var(--soft);
      border-radius: 8px;
      font-size: 12px;
      border: 1px dashed var(--line);
    }
    
    .rpg-lab-workbench {
      padding: 20px;
      display: flex;
      flex-direction: column;
      gap: 20px;
      overflow-y: auto;
    }
    
    .workbench-tabs {
      display: flex;
      border-bottom: 1.5px solid var(--line);
      gap: 10px;
    }
    
    .workbench-tab {
      background: none;
      border: none;
      border-bottom: 2px solid transparent;
      padding: 8px 12px;
      font-size: 13px;
      font-weight: 700;
      color: var(--muted);
      cursor: pointer;
      transition: all 0.15s;
    }
    
    .workbench-tab.active {
      color: var(--green);
      border-bottom-color: var(--green);
    }
    
    .scale-area {
      background: var(--soft);
      border-radius: 12px;
      padding: 20px;
      border: 1.5px solid var(--line);
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 15px;
    }
    
    .digital-scale {
      display: flex;
      flex-direction: column;
      align-items: center;
      position: relative;
    }
    
    .scale-screen {
      background: #0d1b15;
      border: 1.5px solid #2f6b57;
      border-radius: 6px;
      padding: 8px 16px;
      font-family: monospace;
      font-weight: bold;
      color: #39ff14;
      text-shadow: 0 0 5px rgba(57, 255, 20, 0.5);
      margin-bottom: 15px;
      min-width: 100px;
      text-align: right;
      box-shadow: inset 0 2px 5px rgba(0,0,0,0.5);
    }
    
    .scale-weight {
      font-size: 24px;
    }
    
    .scale-unit {
      font-size: 14px;
      color: #2f6b57;
      margin-left: 2px;
    }
    
    .scale-bowl {
      font-size: 48px;
      transition: transform 0.15s ease;
      z-index: 2;
    }
    
    .digital-scale:active .scale-bowl {
      transform: scale(0.95);
    }
    
    .scale-bowl-glow {
      position: absolute;
      bottom: 0;
      width: 70px;
      height: 20px;
      background: radial-gradient(ellipse, rgba(47,107,87,0.3) 0%, rgba(47,107,87,0) 70%);
      z-index: 1;
    }
    
    .pouring-controls {
      display: flex;
      gap: 6px;
      flex-wrap: wrap;
      justify-content: center;
    }
    
    .pour-btn {
      background: var(--paper);
      border: 1.5px solid var(--line);
      border-radius: 6px;
      padding: 8px 12px;
      font-size: 11px;
      font-weight: 700;
      color: var(--ink);
      cursor: pointer;
      transition: all 0.15s;
    }
    
    .pour-btn:hover {
      border-color: var(--green);
      background: var(--soft);
    }
    
    .reset-btn {
      background: rgba(219, 68, 85, 0.05);
      border: 1.5px solid rgba(219, 68, 85, 0.2);
      border-radius: 6px;
      padding: 8px 12px;
      font-size: 11px;
      font-weight: 700;
      color: #db4455;
      cursor: pointer;
      transition: all 0.15s;
    }
    
    .reset-btn:hover {
      background: #db4455;
      color: white;
      border-color: #db4455;
    }
    
    .recipe-list {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    
    .recipe-list h5 {
      margin: 0;
      font-size: 12px;
      color: var(--muted);
      font-weight: 700;
    }
    
    .recipe-ingredients {
      list-style: none;
      padding: 0;
      margin: 0;
      display: flex;
      flex-direction: column;
      gap: 4px;
    }
    
    .recipe-ingredients li {
      font-size: 12px;
      padding: 6px 10px;
      background: var(--soft);
      border-radius: 4px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      border: 1px solid var(--line);
    }
    
    .recipe-ingredients li.empty-list {
      color: var(--muted);
      font-style: italic;
      background: none;
      border: none;
      padding: 10px 0;
      justify-content: center;
    }
    
    .rpg-lab-footer {
      padding: 16px 20px;
      background: var(--soft);
      border-top: 1.5px solid var(--line);
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 15px;
    }
    
    .rpg-lab-status-msg {
      font-size: 13px;
      font-weight: 600;
      color: #db4455;
      flex: 1;
      min-width: 200px;
    }
    
    .rpg-lab-actions {
      display: flex;
      gap: 10px;
    }
    
    .btn-cancel {
      background: var(--paper);
      border: 1.5px solid var(--line);
      border-radius: 8px;
      padding: 10px 18px;
      font-size: 13px;
      font-weight: 700;
      color: var(--ink);
      cursor: pointer;
      transition: all 0.15s;
    }
    
    .btn-cancel:hover {
      background: var(--line);
    }
    
    .btn-mix {
      background: var(--green);
      border: 1.5px solid var(--green);
      border-radius: 8px;
      padding: 10px 18px;
      font-size: 13px;
      font-weight: 700;
      color: white;
      cursor: pointer;
      transition: all 0.15s;
      box-shadow: 0 4px 10px rgba(47, 107, 87, 0.2);
    }
    
    .btn-mix:hover {
      background: #255444;
      border-color: #255444;
    }