/* ==========================================================================
   THEME STYLESHEET: 20 DISTINCT UI DESIGN ARCHETYPES
   ========================================================================== */

/* --------------------------------------------------------------------------
   Interactive Preview Container Wrapper
   -------------------------------------------------------------------------- */
.preview-stage {
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  min-height: 540px;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  overflow: hidden;
}

/* --------------------------------------------------------------------------
   1. MINIMALISM THEME
   -------------------------------------------------------------------------- */
.theme-minimalism .preview-stage {
  background-color: #ffffff;
  color: #0f172a;
  font-family: 'Inter', system-ui, sans-serif;
  border: 1px solid #e2e8f0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.theme-minimalism .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #f1f5f9;
  padding-bottom: 1.25rem;
}

.theme-minimalism .mockup-logo {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: #0f172a;
}

.theme-minimalism .mockup-nav-links {
  display: flex;
  gap: 1.5rem;
  font-size: 0.875rem;
  color: #64748b;
}

.theme-minimalism .card-box {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 1.75rem;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.theme-minimalism .btn-primary {
  background: #0f172a;
  color: #ffffff;
  border: 1px solid #0f172a;
  border-radius: 6px;
  padding: 0.625rem 1.25rem;
  font-weight: 500;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.theme-minimalism .btn-primary:hover {
  background: #334155;
}

.theme-minimalism .btn-secondary {
  background: #ffffff;
  color: #334155;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  padding: 0.625rem 1.25rem;
  font-weight: 500;
  font-size: 0.875rem;
  cursor: pointer;
}

.theme-minimalism .badge {
  background: #f1f5f9;
  color: #475569;
  border-radius: 4px;
  padding: 0.25rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   2. MODERN THEME (Contemporary SaaS)
   -------------------------------------------------------------------------- */
.theme-modern .preview-stage {
  background: #f8fafc;
  color: #0f172a;
  font-family: 'Plus Jakarta Sans', sans-serif;
  border: 1px solid #e2e8f0;
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.05);
}

.theme-modern .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #ffffff;
  padding: 0.875rem 1.25rem;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}

.theme-modern .mockup-logo {
  font-size: 1.05rem;
  font-weight: 700;
  color: #1e293b;
}

.theme-modern .mockup-nav-links {
  display: flex;
  gap: 1.25rem;
  font-size: 0.875rem;
  color: #64748b;
  font-weight: 500;
}

.theme-modern .card-box {
  background: #ffffff;
  border: 1px solid #f1f5f9;
  border-radius: 14px;
  padding: 1.75rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 10px 15px -3px rgba(0, 0, 0, 0.06);
}

.theme-modern .btn-primary {
  background: linear-gradient(135deg, #3b82f6, #6366f1);
  color: #ffffff;
  border: none;
  border-radius: 10px;
  padding: 0.7rem 1.35rem;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.35);
}

.theme-modern .btn-secondary {
  background: #f1f5f9;
  color: #334155;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 0.7rem 1.35rem;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
}

.theme-modern .badge {
  background: rgba(59, 130, 246, 0.1);
  color: #2563eb;
  border-radius: 9999px;
  padding: 0.3rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   3. NEOBRUTALISM MINIMALIST THEME
   -------------------------------------------------------------------------- */
.theme-neobrutalism .preview-stage {
  background-color: #fffdf9;
  color: #000000;
  font-family: 'Space Grotesk', sans-serif;
  border: 4px solid #000000;
  box-shadow: 8px 8px 0px #000000;
}

.theme-neobrutalism .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #FFE15D;
  border: 3px solid #000000;
  padding: 0.875rem 1.25rem;
  box-shadow: 4px 4px 0px #000000;
}

.theme-neobrutalism .mockup-logo {
  font-size: 1.15rem;
  font-weight: 800;
  color: #000000;
  text-transform: uppercase;
}

.theme-neobrutalism .mockup-nav-links {
  display: flex;
  gap: 1.25rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: #000000;
}

.theme-neobrutalism .card-box {
  background: #ffffff;
  border: 3px solid #000000;
  border-radius: 6px;
  padding: 1.75rem;
  box-shadow: 5px 5px 0px #000000;
}

.theme-neobrutalism .btn-primary {
  background: #FFE15D;
  color: #000000;
  border: 3px solid #000000;
  border-radius: 6px;
  padding: 0.75rem 1.5rem;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  box-shadow: 4px 4px 0px #000000;
}

.theme-neobrutalism .btn-secondary {
  background: #ffffff;
  color: #000000;
  border: 3px solid #000000;
  border-radius: 6px;
  padding: 0.75rem 1.5rem;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  box-shadow: 4px 4px 0px #000000;
}

.theme-neobrutalism .badge {
  background: #4D77FF;
  color: #ffffff;
  border: 2px solid #000000;
  border-radius: 4px;
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  box-shadow: 2px 2px 0px #000000;
}

/* --------------------------------------------------------------------------
   4. PAPERY THEME
   -------------------------------------------------------------------------- */
.theme-papery .preview-stage {
  background-color: #fbf8f1;
  background-image: radial-gradient(#dfd7c5 0.75px, transparent 0.75px);
  background-size: 16px 16px;
  color: #2c2419;
  font-family: 'Plus Jakarta Sans', sans-serif;
  border: 1px solid #e8e0d0;
  box-shadow: 0 4px 16px rgba(60, 48, 32, 0.08);
}

.theme-papery h1, .theme-papery h2, .theme-papery h3, .theme-papery .mockup-logo {
  font-family: 'Playfair Display', serif;
}

.theme-papery .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px dashed #cfc3ae;
  padding-bottom: 1.25rem;
}

.theme-papery .mockup-logo {
  font-size: 1.25rem;
  font-style: italic;
  font-weight: 700;
  color: #2c2419;
}

.theme-papery .mockup-nav-links {
  display: flex;
  gap: 1.5rem;
  font-size: 0.875rem;
  color: #786c58;
}

.theme-papery .card-box {
  background: #ffffff;
  border: 1px solid #e8e0d0;
  border-radius: 4px;
  padding: 1.75rem;
  box-shadow: 0 4px 12px rgba(60, 48, 32, 0.06);
}

.theme-papery .btn-primary {
  background: #2c2419;
  color: #fbf8f1;
  border: 1px solid #2c2419;
  border-radius: 3px;
  padding: 0.65rem 1.35rem;
  font-family: 'Playfair Display', serif;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
}

.theme-papery .btn-secondary {
  background: #fbf8f1;
  color: #2c2419;
  border: 1px solid #cfc3ae;
  border-radius: 3px;
  padding: 0.65rem 1.35rem;
  font-size: 0.875rem;
  cursor: pointer;
}

.theme-papery .badge {
  background: #f3ece0;
  color: #c2410c;
  border: 1px solid #e0d2bd;
  border-radius: 3px;
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   5. NOTEBOOK THEME
   -------------------------------------------------------------------------- */
.theme-notebook .preview-stage {
  background-color: #fcfbf7;
  background-image: linear-gradient(#e5e7eb 1px, transparent 1px);
  background-size: 100% 28px;
  color: #1e293b;
  font-family: 'Inter', sans-serif;
  border: 1px solid #d1d5db;
  box-shadow: 2px 4px 16px rgba(0, 0, 0, 0.08);
  border-left: 20px solid #fecaca;
}

.theme-notebook .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 1rem;
}

.theme-notebook .mockup-logo {
  font-family: 'Caveat', cursive;
  font-size: 1.75rem;
  font-weight: 700;
  color: #1e293b;
}

.theme-notebook .mockup-nav-links {
  display: flex;
  gap: 1.25rem;
  font-family: 'Caveat', cursive;
  font-size: 1.25rem;
  color: #475569;
}

.theme-notebook .card-box {
  background: #fef9c3;
  border: 1px solid #fef08a;
  border-radius: 2px;
  padding: 1.75rem;
  box-shadow: 2px 4px 10px rgba(0, 0, 0, 0.08);
  position: relative;
  transform: rotate(-0.75deg);
}

.theme-notebook .btn-primary {
  background: #3b82f6;
  color: #ffffff;
  border: none;
  border-radius: 4px;
  padding: 0.65rem 1.25rem;
  font-family: 'Caveat', cursive;
  font-size: 1.25rem;
  font-weight: 700;
  cursor: pointer;
}

.theme-notebook .btn-secondary {
  background: #ffffff;
  color: #1e293b;
  border: 1px dashed #94a3b8;
  border-radius: 4px;
  padding: 0.65rem 1.25rem;
  font-family: 'Caveat', cursive;
  font-size: 1.25rem;
  cursor: pointer;
}

.theme-notebook .badge {
  background: #fce7f3;
  color: #db2777;
  border-radius: 2px;
  padding: 0.2rem 0.6rem;
  font-family: 'Caveat', cursive;
  font-size: 1rem;
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   6. STUDIO THEME (Dark Luxury)
   -------------------------------------------------------------------------- */
.theme-studio .preview-stage {
  background-color: #09090b;
  background-image: radial-gradient(circle at 50% 10%, rgba(168, 85, 247, 0.12), transparent 70%);
  color: #f8fafc;
  font-family: 'Inter', sans-serif;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
}

.theme-studio h1, .theme-studio h2, .theme-studio h3, .theme-studio .mockup-logo {
  font-family: 'Syne', sans-serif;
}

.theme-studio .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 1.25rem;
}

.theme-studio .mockup-logo {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
  text-transform: uppercase;
}

.theme-studio .mockup-nav-links {
  display: flex;
  gap: 1.5rem;
  font-size: 0.825rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #94a3b8;
}

.theme-studio .card-box {
  background: #121216;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 1.75rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

.theme-studio .btn-primary {
  background: #ffffff;
  color: #09090b;
  border: none;
  border-radius: 8px;
  padding: 0.7rem 1.4rem;
  font-weight: 700;
  font-size: 0.875rem;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(255, 255, 255, 0.15);
}

.theme-studio .btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: #f8fafc;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  padding: 0.7rem 1.4rem;
  font-weight: 500;
  font-size: 0.875rem;
  cursor: pointer;
}

.theme-studio .badge {
  background: rgba(168, 85, 247, 0.15);
  color: #c084fc;
  border: 1px solid rgba(168, 85, 247, 0.3);
  border-radius: 9999px;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   7. CLAYMORPHISM THEME
   -------------------------------------------------------------------------- */
.theme-claymorphism .preview-stage {
  background-color: #f0f4fd;
  color: #2e384d;
  font-family: 'Nunito', sans-serif;
  border-radius: 32px;
  border: none;
  box-shadow: inset 0 2px 4px rgba(255, 255, 255, 0.8), 0 20px 40px rgba(148, 163, 184, 0.2);
}

.theme-claymorphism .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #ffffff;
  padding: 0.875rem 1.5rem;
  border-radius: 24px;
  box-shadow: 
    inset 0 -4px 6px rgba(0, 0, 0, 0.05),
    inset 0 4px 6px rgba(255, 255, 255, 0.8),
    0 10px 20px rgba(148, 163, 184, 0.15);
}

.theme-claymorphism .mockup-logo {
  font-size: 1.25rem;
  font-weight: 900;
  color: #ec4899;
}

.theme-claymorphism .mockup-nav-links {
  display: flex;
  gap: 1.25rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: #64748b;
}

.theme-claymorphism .card-box {
  background: #ffffff;
  border-radius: 28px;
  padding: 2rem;
  box-shadow: 
    inset 0 -6px 8px rgba(0, 0, 0, 0.06),
    inset 0 6px 8px rgba(255, 255, 255, 0.8),
    0 20px 30px rgba(99, 102, 241, 0.12);
}

.theme-claymorphism .btn-primary {
  background: #ec4899;
  color: #ffffff;
  border: none;
  border-radius: 20px;
  padding: 0.8rem 1.6rem;
  font-weight: 800;
  font-size: 0.95rem;
  cursor: pointer;
  box-shadow: 
    inset 0 -4px 6px rgba(0, 0, 0, 0.2),
    inset 0 4px 6px rgba(255, 255, 255, 0.4),
    0 12px 20px rgba(236, 72, 153, 0.3);
}

.theme-claymorphism .btn-secondary {
  background: #87ceeb;
  color: #0f172a;
  border: none;
  border-radius: 20px;
  padding: 0.8rem 1.6rem;
  font-weight: 800;
  font-size: 0.95rem;
  cursor: pointer;
}

.theme-claymorphism .badge {
  background: #bdb2ff;
  color: #312e81;
  border-radius: 14px;
  padding: 0.35rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 800;
}

/* --------------------------------------------------------------------------
   8. VINTAGE THEME
   -------------------------------------------------------------------------- */
.theme-vintage .preview-stage {
  background-color: #f4ecd8;
  color: #1a110d;
  font-family: 'Playfair Display', serif;
  border: 3px double #8b5a2b;
  box-shadow: 0 8px 24px rgba(62, 39, 35, 0.15);
}

.theme-vintage h1, .theme-vintage h2, .theme-vintage h3, .theme-vintage .mockup-logo {
  font-family: 'Cinzel', serif;
  letter-spacing: 0.08em;
}

.theme-vintage .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid #8b5a2b;
  padding-bottom: 1.25rem;
}

.theme-vintage .mockup-logo {
  font-size: 1.25rem;
  font-weight: 900;
  color: #5c3a21;
}

.theme-vintage .mockup-nav-links {
  display: flex;
  gap: 1.5rem;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #8b5a2b;
}

.theme-vintage .card-box {
  background: #faf5ea;
  border: 2px solid #8b5a2b;
  padding: 1.75rem;
  box-shadow: 0 4px 12px rgba(62, 39, 35, 0.08);
}

.theme-vintage .btn-primary {
  background: #8b5a2b;
  color: #f4ecd8;
  border: 1px solid #5c3a21;
  padding: 0.65rem 1.4rem;
  font-family: 'Cinzel', serif;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
}

.theme-vintage .btn-secondary {
  background: #faf5ea;
  color: #8b5a2b;
  border: 1px solid #8b5a2b;
  padding: 0.65rem 1.4rem;
  font-family: 'Cinzel', serif;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
}

.theme-vintage .badge {
  background: #d4af37;
  color: #1a110d;
  font-family: 'Cinzel', serif;
  padding: 0.25rem 0.65rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  border: 1px solid #8b5a2b;
}

/* --------------------------------------------------------------------------
   9. GLASSMORPHISM THEME
   -------------------------------------------------------------------------- */
.theme-glassmorphism .preview-stage {
  background: #0f172a;
  background-image: 
    radial-gradient(at 10% 10%, rgba(56, 189, 248, 0.45) 0px, transparent 50%),
    radial-gradient(at 90% 90%, rgba(168, 85, 247, 0.45) 0px, transparent 50%),
    radial-gradient(at 50% 50%, rgba(236, 72, 153, 0.25) 0px, transparent 50%);
  color: #ffffff;
  font-family: 'Inter', system-ui, sans-serif;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.theme-glassmorphism .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 0.875rem 1.5rem;
  border-radius: 16px;
}

.theme-glassmorphism .mockup-logo {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
}

.theme-glassmorphism .mockup-nav-links {
  display: flex;
  gap: 1.25rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
}

.theme-glassmorphism .card-box {
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  padding: 1.75rem;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

.theme-glassmorphism .btn-primary {
  background: rgba(56, 189, 248, 0.8);
  backdrop-filter: blur(10px);
  color: #0f172a;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 12px;
  padding: 0.7rem 1.4rem;
  font-weight: 700;
  font-size: 0.875rem;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(56, 189, 248, 0.4);
}

.theme-glassmorphism .btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  padding: 0.7rem 1.4rem;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
}

.theme-glassmorphism .badge {
  background: rgba(255, 255, 255, 0.15);
  color: #38bdf8;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 9999px;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   10. TERMINAL THEME (Hacker CLI)
   -------------------------------------------------------------------------- */
.theme-terminal .preview-stage {
  background-color: #0a0e0a;
  background-image: linear-gradient(rgba(18, 255, 18, 0.03) 50%, rgba(0, 0, 0, 0.25) 50%);
  background-size: 100% 4px;
  color: #22c55e;
  font-family: 'JetBrains Mono', monospace;
  border: 1px solid #1f2d1f;
  box-shadow: 0 0 30px rgba(34, 197, 94, 0.15);
}

.theme-terminal .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #1f2d1f;
  padding-bottom: 1rem;
}

.theme-terminal .mockup-logo {
  font-size: 1rem;
  font-weight: 700;
  color: #22c55e;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.theme-terminal .mockup-logo::before {
  content: '● ● ●';
  font-size: 0.65rem;
  color: #ef4444;
  letter-spacing: 2px;
}

.theme-terminal .mockup-nav-links {
  display: flex;
  gap: 1.25rem;
  font-size: 0.85rem;
  color: #15803d;
}

.theme-terminal .card-box {
  background: #111811;
  border: 1px solid #1f2d1f;
  border-radius: 4px;
  padding: 1.75rem;
  box-shadow: inset 0 0 15px rgba(0, 0, 0, 0.5);
}

.theme-terminal .btn-primary {
  background: #22c55e;
  color: #0a0e0a;
  border: 1px solid #22c55e;
  border-radius: 2px;
  padding: 0.6rem 1.25rem;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
}

.theme-terminal .btn-secondary {
  background: transparent;
  color: #22c55e;
  border: 1px solid #22c55e;
  border-radius: 2px;
  padding: 0.6rem 1.25rem;
  font-family: inherit;
  font-size: 0.85rem;
  cursor: pointer;
}

.theme-terminal .badge {
  background: rgba(34, 197, 94, 0.15);
  color: #22c55e;
  border: 1px solid #22c55e;
  border-radius: 2px;
  padding: 0.2rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   11. SWISS THEME (International Typographic Style)
   -------------------------------------------------------------------------- */
.theme-swiss .preview-stage {
  background-color: #ffffff;
  color: #000000;
  font-family: 'Inter', system-ui, sans-serif;
  border: 2px solid #000000;
  box-shadow: none;
}

.theme-swiss h1, .theme-swiss h2, .theme-swiss h3 {
  font-weight: 900;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.theme-swiss .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid #000000;
  padding-bottom: 1.25rem;
}

.theme-swiss .mockup-logo {
  font-size: 1.25rem;
  font-weight: 900;
  color: #ef4444;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.theme-swiss .mockup-nav-links {
  display: flex;
  gap: 1.5rem;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #000000;
}

.theme-swiss .card-box {
  background: #ffffff;
  border: 1px solid #000000;
  border-radius: 0px;
  padding: 1.75rem;
}

.theme-swiss .btn-primary {
  background: #ef4444;
  color: #ffffff;
  border: 1px solid #ef4444;
  border-radius: 0px;
  padding: 0.75rem 1.5rem;
  font-weight: 800;
  font-size: 0.85rem;
  text-transform: uppercase;
  cursor: pointer;
}

.theme-swiss .btn-secondary {
  background: #ffffff;
  color: #000000;
  border: 1px solid #000000;
  border-radius: 0px;
  padding: 0.75rem 1.5rem;
  font-weight: 800;
  font-size: 0.85rem;
  text-transform: uppercase;
  cursor: pointer;
}

.theme-swiss .badge {
  background: #000000;
  color: #ffffff;
  border-radius: 0px;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   12. CYBERPUNK THEME (Neon Sci-Fi HUD)
   -------------------------------------------------------------------------- */
.theme-cyberpunk .preview-stage {
  background-color: #050811;
  background-image: 
    linear-gradient(rgba(0, 240, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 240, 255, 0.05) 1px, transparent 1px);
  background-size: 24px 24px;
  color: #00f0ff;
  font-family: 'Space Grotesk', sans-serif;
  border: 2px solid #00f0ff;
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.2), inset 0 0 20px rgba(0, 240, 255, 0.05);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}

.theme-cyberpunk .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #ff0055;
  padding-bottom: 1rem;
}

.theme-cyberpunk .mockup-logo {
  font-size: 1.15rem;
  font-weight: 900;
  color: #ff0055;
  text-shadow: 0 0 10px #ff0055;
  letter-spacing: 0.1em;
}

.theme-cyberpunk .mockup-nav-links {
  display: flex;
  gap: 1.25rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: #00f0ff;
  text-transform: uppercase;
}

.theme-cyberpunk .card-box {
  background: rgba(10, 15, 30, 0.85);
  border: 1px solid #00f0ff;
  padding: 1.75rem;
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.15);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
}

.theme-cyberpunk .btn-primary {
  background: #ff0055;
  color: #ffffff;
  border: none;
  padding: 0.7rem 1.4rem;
  font-weight: 800;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 0 15px rgba(255, 0, 85, 0.6);
  cursor: pointer;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}

.theme-cyberpunk .btn-secondary {
  background: transparent;
  color: #00f0ff;
  border: 1px solid #00f0ff;
  padding: 0.7rem 1.4rem;
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  cursor: pointer;
}

.theme-cyberpunk .badge {
  background: rgba(255, 230, 0, 0.15);
  color: #ffe600;
  border: 1px solid #ffe600;
  padding: 0.2rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   13. NEUMORPHISM THEME (Soft UI)
   -------------------------------------------------------------------------- */
.theme-neumorphism .preview-stage {
  background-color: #e0e5ec;
  color: #3b4252;
  font-family: 'Inter', sans-serif;
  border: none;
  box-shadow: 12px 12px 24px #bebebe, -12px -12px 24px #ffffff;
}

.theme-neumorphism .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #e0e5ec;
  padding: 0.875rem 1.5rem;
  border-radius: 16px;
  box-shadow: 6px 6px 12px #bebebe, -6px -6px 12px #ffffff;
}

.theme-neumorphism .mockup-logo {
  font-size: 1.1rem;
  font-weight: 700;
  color: #4c566a;
}

.theme-neumorphism .mockup-nav-links {
  display: flex;
  gap: 1.25rem;
  font-size: 0.875rem;
  color: #64748b;
  font-weight: 600;
}

.theme-neumorphism .card-box {
  background: #e0e5ec;
  border-radius: 20px;
  padding: 1.75rem;
  box-shadow: 8px 8px 16px #bebebe, -8px -8px 16px #ffffff;
}

.theme-neumorphism .btn-primary {
  background: #e0e5ec;
  color: #5e81ac;
  border: none;
  border-radius: 12px;
  padding: 0.75rem 1.5rem;
  font-weight: 700;
  font-size: 0.875rem;
  cursor: pointer;
  box-shadow: 5px 5px 10px #bebebe, -5px -5px 10px #ffffff;
}

.theme-neumorphism .btn-secondary {
  background: #e0e5ec;
  color: #718096;
  border: none;
  border-radius: 12px;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  box-shadow: inset 3px 3px 6px #bebebe, inset -3px -3px 6px #ffffff;
}

.theme-neumorphism .badge {
  background: #e0e5ec;
  color: #5e81ac;
  border-radius: 8px;
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 700;
  box-shadow: 2px 2px 4px #bebebe, -2px -2px 4px #ffffff;
}

/* --------------------------------------------------------------------------
   14. BENTO GRID THEME (Apple Editorial)
   -------------------------------------------------------------------------- */
.theme-bentogrid .preview-stage {
  background-color: #000000;
  color: #f5f5f7;
  font-family: 'Plus Jakarta Sans', sans-serif;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.9);
}

.theme-bentogrid .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(28, 28, 30, 0.8);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.75rem 1.25rem;
  border-radius: 16px;
}

.theme-bentogrid .mockup-logo {
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
}

.theme-bentogrid .mockup-nav-links {
  display: flex;
  gap: 1.25rem;
  font-size: 0.85rem;
  color: #86868b;
}

.theme-bentogrid .card-box {
  background: #1c1c1e;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  padding: 1.75rem;
  position: relative;
}

.theme-bentogrid .card-box::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 20px;
  padding: 1px;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.theme-bentogrid .btn-primary {
  background: #0071e3;
  color: #ffffff;
  border: none;
  border-radius: 9999px;
  padding: 0.65rem 1.4rem;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
}

.theme-bentogrid .btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border: none;
  border-radius: 9999px;
  padding: 0.65rem 1.4rem;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
}

.theme-bentogrid .badge {
  background: rgba(255, 255, 255, 0.1);
  color: #2997ff;
  border-radius: 9999px;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   15. Y2K RETRO THEME (2000s Metallic & Iridescent)
   -------------------------------------------------------------------------- */
.theme-y2k .preview-stage {
  background: linear-gradient(135deg, #18002e, #0a0017 60%, #001f3f);
  color: #e0f2fe;
  font-family: 'Space Grotesk', sans-serif;
  border: 3px solid #ff71ce;
  box-shadow: 0 0 20px rgba(255, 113, 206, 0.4);
}

.theme-y2k .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(90deg, #ff71ce, #01cdfe);
  padding: 0.75rem 1.25rem;
  border-radius: 30px;
  color: #000000;
}

.theme-y2k .mockup-logo {
  font-size: 1.2rem;
  font-weight: 900;
  color: #000000;
  text-shadow: 1px 1px 0px #ffffff;
}

.theme-y2k .mockup-nav-links {
  display: flex;
  gap: 1.25rem;
  font-size: 0.85rem;
  font-weight: 800;
  color: #000000;
}

.theme-y2k .card-box {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 2px solid #05ffa1;
  border-radius: 20px;
  padding: 1.75rem;
  box-shadow: 0 0 15px rgba(5, 255, 161, 0.25);
}

.theme-y2k .btn-primary {
  background: linear-gradient(180deg, #ffffff 0%, #b8c6db 40%, #f5f7fa 100%);
  color: #1a0033;
  border: 2px solid #ff71ce;
  border-radius: 30px;
  padding: 0.7rem 1.5rem;
  font-weight: 800;
  font-size: 0.9rem;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(255, 113, 206, 0.5);
}

.theme-y2k .btn-secondary {
  background: transparent;
  color: #01cdfe;
  border: 2px solid #01cdfe;
  border-radius: 30px;
  padding: 0.7rem 1.5rem;
  font-weight: 800;
  font-size: 0.9rem;
  cursor: pointer;
}

.theme-y2k .badge {
  background: #fffb96;
  color: #000000;
  border-radius: 30px;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 900;
}

/* --------------------------------------------------------------------------
   16. PIXEL ART THEME (8-Bit Retro Arcade)
   -------------------------------------------------------------------------- */
.theme-pixelart .preview-stage {
  background-color: #1a1c23;
  color: #f7f7f7;
  font-family: 'JetBrains Mono', monospace;
  border: 4px solid #ffffff;
  box-shadow: 6px 6px 0px #000000;
  image-rendering: pixelated;
}

.theme-pixelart .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #5b6ee1;
  border: 3px solid #000000;
  padding: 0.75rem 1rem;
  box-shadow: 3px 3px 0px #000000;
}

.theme-pixelart .mockup-logo {
  font-size: 1.1rem;
  font-weight: 900;
  color: #fbf236;
  text-shadow: 2px 2px 0px #000000;
}

.theme-pixelart .mockup-nav-links {
  display: flex;
  gap: 1.25rem;
  font-size: 0.85rem;
  color: #ffffff;
}

.theme-pixelart .card-box {
  background: #222034;
  border: 3px solid #639bff;
  padding: 1.5rem;
  box-shadow: 4px 4px 0px #000000;
}

.theme-pixelart .btn-primary {
  background: #ac3232;
  color: #ffffff;
  border: 3px solid #000000;
  padding: 0.65rem 1.25rem;
  font-family: inherit;
  font-weight: 900;
  font-size: 0.85rem;
  box-shadow: 3px 3px 0px #000000;
  cursor: pointer;
}

.theme-pixelart .btn-secondary {
  background: #df7126;
  color: #000000;
  border: 3px solid #000000;
  padding: 0.65rem 1.25rem;
  font-family: inherit;
  font-weight: 900;
  font-size: 0.85rem;
  box-shadow: 3px 3px 0px #000000;
  cursor: pointer;
}

.theme-pixelart .badge {
  background: #6abe30;
  color: #000000;
  border: 2px solid #000000;
  padding: 0.2rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 900;
}

/* --------------------------------------------------------------------------
   17. BRUTALISM RAW THEME (Anti-Design)
   -------------------------------------------------------------------------- */
.theme-brutalism .preview-stage {
  background-color: #e5e5e5;
  color: #000000;
  font-family: 'Times New Roman', Times, serif;
  border: 4px solid #000000;
  box-shadow: none;
}

.theme-brutalism .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 3px solid #000000;
  padding-bottom: 1rem;
}

.theme-brutalism .mockup-logo {
  font-size: 1.35rem;
  font-weight: 900;
  color: #000000;
  text-decoration: underline;
}

.theme-brutalism .mockup-nav-links {
  display: flex;
  gap: 1.5rem;
  font-size: 0.95rem;
  color: #0000ee;
  text-decoration: underline;
}

.theme-brutalism .card-box {
  background: #ffffff;
  border: 2px solid #000000;
  padding: 1.5rem;
}

.theme-brutalism .btn-primary {
  background: #000000;
  color: #ffffff;
  border: 2px solid #000000;
  padding: 0.7rem 1.4rem;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
}

.theme-brutalism .btn-secondary {
  background: #ffffff;
  color: #000000;
  border: 2px solid #000000;
  padding: 0.7rem 1.4rem;
  font-family: inherit;
  font-size: 1rem;
  cursor: pointer;
}

.theme-brutalism .badge {
  background: #ffff00;
  color: #000000;
  border: 1px solid #000000;
  padding: 0.2rem 0.5rem;
  font-size: 0.75rem;
  font-weight: bold;
}

/* --------------------------------------------------------------------------
   18. AURORA GLOW THEME (Dreamy Mesh Gradient)
   -------------------------------------------------------------------------- */
.theme-aurora .preview-stage {
  background: #090a16;
  background-image: 
    radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.4) 0px, transparent 50%),
    radial-gradient(at 100% 0%, rgba(236, 72, 153, 0.35) 0px, transparent 50%),
    radial-gradient(at 50% 100%, rgba(16, 185, 129, 0.3) 0px, transparent 50%);
  color: #f8fafc;
  font-family: 'Plus Jakarta Sans', sans-serif;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
}

.theme-aurora .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(25px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 0.875rem 1.5rem;
  border-radius: 9999px;
}

.theme-aurora .mockup-logo {
  font-size: 1.15rem;
  font-weight: 800;
  background: linear-gradient(90deg, #818cf8, #f472b6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.theme-aurora .mockup-nav-links {
  display: flex;
  gap: 1.25rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
}

.theme-aurora .card-box {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  padding: 1.75rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.theme-aurora .btn-primary {
  background: linear-gradient(135deg, #6366f1, #d946ef);
  color: #ffffff;
  border: none;
  border-radius: 9999px;
  padding: 0.75rem 1.6rem;
  font-weight: 700;
  font-size: 0.875rem;
  box-shadow: 0 6px 20px rgba(217, 70, 239, 0.4);
  cursor: pointer;
}

.theme-aurora .btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 9999px;
  padding: 0.75rem 1.6rem;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
}

.theme-aurora .badge {
  background: rgba(244, 114, 182, 0.2);
  color: #f472b6;
  border: 1px solid rgba(244, 114, 182, 0.4);
  border-radius: 9999px;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   19. ART DECO THEME (1920s Gatsby Luxury)
   -------------------------------------------------------------------------- */
.theme-artdeco .preview-stage {
  background-color: #0b1712;
  background-image: radial-gradient(#d4af37 0.75px, transparent 0.75px);
  background-size: 20px 20px;
  color: #f5eedc;
  font-family: 'Cinzel', serif;
  border: 2px solid #d4af37;
  box-shadow: 0 0 30px rgba(212, 175, 55, 0.2);
}

.theme-artdeco .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid #d4af37;
  padding-bottom: 1.25rem;
}

.theme-artdeco .mockup-logo {
  font-size: 1.35rem;
  font-weight: 900;
  color: #d4af37;
  letter-spacing: 0.15em;
}

.theme-artdeco .mockup-nav-links {
  display: flex;
  gap: 1.5rem;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: #c2b59b;
}

.theme-artdeco .card-box {
  background: #11221b;
  border: 1px solid #d4af37;
  padding: 1.75rem;
  position: relative;
}

.theme-artdeco .card-box::before {
  content: '◆';
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  color: #d4af37;
  font-size: 0.75rem;
  background: #11221b;
  padding: 0 4px;
}

.theme-artdeco .btn-primary {
  background: #d4af37;
  color: #0b1712;
  border: 1px solid #d4af37;
  padding: 0.7rem 1.5rem;
  font-family: 'Cinzel', serif;
  font-weight: 900;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}

.theme-artdeco .btn-secondary {
  background: transparent;
  color: #d4af37;
  border: 1px solid #d4af37;
  padding: 0.7rem 1.5rem;
  font-family: 'Cinzel', serif;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}

.theme-artdeco .badge {
  background: rgba(212, 175, 55, 0.15);
  color: #d4af37;
  border: 1px solid #d4af37;
  padding: 0.25rem 0.75rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

/* --------------------------------------------------------------------------
   20. GOTHIC / DARK FANTASY THEME
   -------------------------------------------------------------------------- */
.theme-gothic .preview-stage {
  background-color: #0d090a;
  background-image: radial-gradient(circle at 50% 0%, rgba(159, 18, 57, 0.2), transparent 70%);
  color: #e2d9d2;
  font-family: 'Playfair Display', serif;
  border: 2px solid #881337;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.9), inset 0 0 30px rgba(136, 19, 55, 0.15);
}

.theme-gothic h1, .theme-gothic h2, .theme-gothic h3 {
  font-family: 'Cinzel', serif;
  letter-spacing: 0.05em;
}

.theme-gothic .mockup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #4c0519;
  padding-bottom: 1.25rem;
}

.theme-gothic .mockup-logo {
  font-family: 'Cinzel', serif;
  font-size: 1.25rem;
  font-weight: 900;
  color: #e11d48;
  letter-spacing: 0.1em;
}

.theme-gothic .mockup-nav-links {
  display: flex;
  gap: 1.5rem;
  font-size: 0.85rem;
  color: #9f717d;
}

.theme-gothic .card-box {
  background: #181014;
  border: 1px solid #881337;
  border-radius: 4px;
  padding: 1.75rem;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.8);
}

.theme-gothic .btn-primary {
  background: #881337;
  color: #ffe4e6;
  border: 1px solid #e11d48;
  border-radius: 2px;
  padding: 0.7rem 1.5rem;
  font-family: 'Cinzel', serif;
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 0 15px rgba(225, 29, 72, 0.3);
}

.theme-gothic .btn-secondary {
  background: transparent;
  color: #e2d9d2;
  border: 1px solid #4c0519;
  border-radius: 2px;
  padding: 0.7rem 1.5rem;
  font-family: 'Cinzel', serif;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  cursor: pointer;
}

.theme-gothic .badge {
  background: rgba(225, 29, 72, 0.15);
  color: #fb7185;
  border: 1px solid #881337;
  padding: 0.25rem 0.65rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}