.legacy-tool{
  
  --color-primary:       #2C7A5E;
  --color-primary-dark:  #20573F;
  --color-primary-light: #4FA98C;
  --color-accent:        #4FA98C;
  --color-accent-soft:   #fef2f2;

  
  --color-bg:            #f8f8f8;
  --color-surface:       #ffffff;
  --color-surface-alt:   #f3f3f3;
  --color-border:        #e6dede;
  --color-border-dark:   #d0bfbf;

  
  --color-text:          #1c1212;
  --color-text-muted:    #5f4f4f;
  --color-text-light:    #9a8080;
  --color-text-inverse:  #ffffff;

  
  --color-success:       #16a34a;
  --color-warning:       #d97706;
  --color-error:         #dc2626;
  --color-info:          #2563eb;

  
  
  --color-dark-bg:       #16161c;   
  --color-dark-surface:  #1e1e26;   
  --color-dark-surface2: #252530;   
  --color-dark-border:   #2e2e3e;   
  --color-dark-text:     #eeeef4;   
  --color-dark-muted:    #a0a0bc;   
  --color-dark-light:    #68688a;   

  
  --font-sans: 'Sora', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'DM Mono', 'Fira Code', monospace;

  --text-xs:    0.75rem;
  --text-sm:    0.875rem;
  --text-base:  1rem;
  --text-lg:    1.125rem;
  --text-xl:    1.25rem;
  --text-2xl:   1.5rem;
  --text-3xl:   1.875rem;
  --text-4xl:   2.25rem;
  --text-5xl:   3rem;
  --text-6xl:   3.75rem;

  --font-light:    300;
  --font-regular:  400;
  --font-medium:   500;
  --font-semibold: 600;
  --font-bold:     700;

  --leading-tight:   1.25;
  --leading-snug:    1.375;
  --leading-normal:  1.5;
  --leading-relaxed: 1.625;

  
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  
  --radius-sm:   0.375rem;
  --radius-md:   0.75rem;
  --radius-lg:   1rem;
  --radius-xl:   1.5rem;
  --radius-2xl:  2rem;
  --radius-full: 9999px;

  
  --shadow-xs:  0 1px 2px rgba(0,0,0,0.06);
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md:  0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg:  0 10px 15px rgba(0,0,0,0.09), 0 4px 6px rgba(0,0,0,0.04);
  --shadow-xl:  0 20px 25px rgba(0,0,0,0.10), 0 10px 10px rgba(0,0,0,0.03);
  --shadow-card: 0 2px 8px rgba(192,57,43,0.06), 0 1px 3px rgba(0,0,0,0.05);
  --shadow-card-hover: 0 8px 24px rgba(192,57,43,0.14), 0 2px 8px rgba(0,0,0,0.07);

  
  --transition-fast:   150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow:   400ms ease;
  --transition-bounce: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);

  
  --container-sm:  640px;
  --container-md:  768px;
  --container-lg:  1024px;
  --container-xl:  1280px;
  --container-2xl: 1440px;

  
  --z-below:   -1;
  --z-base:     0;
  --z-raised:   10;
  --z-dropdown: 100;
  --z-sticky:   200;
  --z-overlay:  300;
  --z-modal:    400;
  --z-toast:    500;
}
.legacy-tool [data-theme="dark"]{
  --color-bg:          var(--color-dark-bg);
  --color-surface:     var(--color-dark-surface);
  --color-surface-alt: var(--color-dark-surface2);
  --color-border:      var(--color-dark-border);
  --color-border-dark: #3e3e54;
  --color-text:        var(--color-dark-text);
  --color-text-muted:  var(--color-dark-muted);
  --color-text-light:  var(--color-dark-light);
  --color-accent-soft: rgba(192,57,43,0.14);

  
  --shadow-card:       0 2px 12px rgba(0,0,0,0.4), 0 1px 4px rgba(0,0,0,0.28);
  --shadow-card-hover: 0 8px 30px rgba(0,0,0,0.5), 0 2px 10px rgba(192,57,43,0.15);
  --shadow-xl:         0 20px 50px rgba(0,0,0,0.55), 0 10px 20px rgba(0,0,0,0.35);
}
.legacy-tool *, .legacy-tool *::before, .legacy-tool *::after{
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
.legacy-tool{
  font-size: 16px;
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
.legacy-tool{
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: var(--font-regular);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}
.legacy-tool main{
  flex: 1;
}
/* This component is now embedded inside a card (.tool-shell) on the tool
   pages rather than rendered as its own full page, so the full-page sizing
   and background it was originally built with need to be neutralised here:
   without this, .legacy-tool renders a min-height:100vh block in its own
   background colour, which is what created the oversized rectangle showing
   behind/around the rounded drop-zone, and the mostly-empty space above the
   fold before a file is loaded. */
.tool-shell .legacy-tool{
  min-height: 0;
  display: block;
  background-color: transparent;
}
.legacy-tool img, .legacy-tool svg{
  display: block;
  max-width: 100%;
}
.legacy-tool a{
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.legacy-tool a:hover{
  color: var(--color-primary-light);
}
.legacy-tool ul, .legacy-tool ol{
  list-style: none;
}
.legacy-tool button{
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}
.legacy-tool input, .legacy-tool select, .legacy-tool textarea{
  font-family: inherit;
}
.legacy-tool h1, .legacy-tool h2, .legacy-tool h3, .legacy-tool h4, .legacy-tool h5, .legacy-tool h6{
  line-height: var(--leading-tight);
  font-weight: var(--font-semibold);
  color: var(--color-text);
}
.legacy-tool p{
  line-height: var(--leading-relaxed);
  color: var(--color-text-muted);
}
.legacy-tool .container{
  width: 95%;
  max-width: 1100px;
  margin-inline: auto;
  padding-inline: 20px;
}


@media (max-width: 640px) {.legacy-tool .container{ width: 100%; padding-inline: 16px; }

}
.legacy-tool .skip-link{
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
  text-decoration: none;
}
.legacy-tool .skip-link:focus{
  position: fixed;
  top: var(--space-4);
  left: var(--space-4);
  width: auto;
  height: auto;
  clip: auto;
  white-space: normal;
  overflow: visible;
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-md);
  font-weight: var(--font-medium);
  z-index: var(--z-toast);
}
.legacy-tool .site-nav{
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: rgba(249, 249, 249, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-normal), border-color var(--transition-normal);
}
[data-theme="dark"] .legacy-tool .site-nav{
  background: rgba(22, 22, 28, 0.95);
  border-bottom-color: #2e2e3e;
}
.legacy-tool .nav-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  gap: var(--space-4);
}
.legacy-tool .nav-logo{
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: var(--font-bold);
  font-size: var(--text-lg);
  color: var(--color-text);
  text-decoration: none;
  flex-shrink: 0;
}
.legacy-tool .nav-logo:hover{ color: var(--color-primary); }
.legacy-tool .nav-logo-icon{
  width: 32px;
  height: 32px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.legacy-tool .nav-logo-icon svg{
  width: 18px;
  height: 18px;
  fill: white;
}
.legacy-tool .nav-logo-text{
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.legacy-tool .nav-logo-text span:first-child{
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  letter-spacing: -0.01em;
}
.legacy-tool .nav-logo-text span:last-child{
  font-size: 0.65rem;
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.legacy-tool .nav-links{
  display: none;
  align-items: center;
  gap: var(--space-1);
}


@media (min-width: 768px) {.legacy-tool .nav-links{ display: flex; }

}
.legacy-tool .nav-link{
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}
.legacy-tool .nav-link:hover, .legacy-tool .nav-link.active{
  color: var(--color-primary);
  background: var(--color-accent-soft);
}
.legacy-tool .nav-dropdown{
  position: relative;
}
.legacy-tool .nav-dropdown-toggle{
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  background: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.legacy-tool .nav-dropdown-toggle:hover, .legacy-tool .nav-dropdown-toggle.active{
  color: var(--color-primary);
  background: var(--color-accent-soft);
}
.legacy-tool .nav-dropdown-toggle svg{
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}
.legacy-tool .nav-dropdown.open .nav-dropdown-toggle svg{
  transform: rotate(180deg);
}
.legacy-tool .nav-dropdown-menu{
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: var(--space-2);
  min-width: 280px;
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-8px);
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
  z-index: var(--z-dropdown);
}
.legacy-tool .nav-dropdown.open .nav-dropdown-menu{
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.legacy-tool .nav-dropdown-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-1);
}
.legacy-tool .nav-dropdown-item{
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}
.legacy-tool .nav-dropdown-item:hover{
  color: var(--color-primary);
  background: var(--color-accent-soft);
}
.legacy-tool .nav-dropdown-item svg{
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  opacity: 0.7;
}
.legacy-tool .nav-actions{
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.legacy-tool .theme-toggle{
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  background: none;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}
.legacy-tool .theme-toggle:hover{
  color: var(--color-primary);
  background: var(--color-accent-soft);
  border-color: var(--color-border);
}
.legacy-tool .theme-toggle svg{
  width: 18px;
  height: 18px;
}
.legacy-tool .theme-toggle .icon-moon{ display: block; }
.legacy-tool .theme-toggle .icon-sun{ display: none; }
[data-theme="dark"] .legacy-tool .theme-toggle .icon-moon{ display: none; }
[data-theme="dark"] .legacy-tool .theme-toggle .icon-sun{ display: block; }
.legacy-tool .nav-mobile-toggle{
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  background: none;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}
.legacy-tool .nav-mobile-toggle:hover{
  color: var(--color-primary);
  background: var(--color-accent-soft);
  border-color: var(--color-border);
}
.legacy-tool .nav-mobile-toggle svg{ width: 20px; height: 20px; }


@media (min-width: 768px) {.legacy-tool .nav-mobile-toggle{ display: none; }

}
.legacy-tool .mobile-menu{
  display: none;
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  flex-direction: row;
}
.legacy-tool .mobile-menu.open{
  display: flex;
}
.legacy-tool .mobile-menu-backdrop{
  flex: 1;
  background: rgba(0,0,0,0.45);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  cursor: pointer;
  animation: fadeIn 0.2s ease;
}


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

@keyframes slideIn { from { transform: translateX(100%); } to { transform: translateX(0); } }
.legacy-tool .mobile-menu-drawer{
  width: min(340px, 88vw);
  height: 100%;
  background: var(--color-surface);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  box-shadow: -8px 0 32px rgba(0,0,0,0.18);
  animation: slideIn 0.25s cubic-bezier(0.32,0.72,0,1);
  flex-shrink: 0;
}
[data-theme="dark"] .legacy-tool .mobile-menu-drawer{
  box-shadow: -8px 0 32px rgba(0,0,0,0.5);
}
.legacy-tool .mobile-menu-header{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}
.legacy-tool .mobile-menu-close{
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}
.legacy-tool .mobile-menu-close:hover{
  color: var(--color-error);
  background: #fef2f2;
}
[data-theme="dark"] .legacy-tool .mobile-menu-close:hover{ background: rgba(239,68,68,0.12); }
.legacy-tool .mobile-menu-close svg{ width: 20px; height: 20px; }
.legacy-tool .mobile-menu-links{
  display: flex;
  flex-direction: column;
  padding: var(--space-3) var(--space-3);
  border-bottom: 1px solid var(--color-border);
  gap: var(--space-1);
}
.legacy-tool .mobile-menu-link{
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text);
  transition: all var(--transition-fast);
}
.legacy-tool .mobile-menu-link:hover{
  color: var(--color-primary);
  background: var(--color-accent-soft);
}
.legacy-tool .mobile-menu-link svg{
  width: 16px;
  height: 16px;
  color: var(--color-text-muted);
  flex-shrink: 0;
}
.legacy-tool .mobile-menu-section-title{
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: var(--space-4) var(--space-4) var(--space-2);
}
.legacy-tool .mobile-tools-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
  padding: 0 var(--space-3) var(--space-4);
}
.legacy-tool .mobile-tool-link{
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-2);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  font-size: 0.72rem;
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  text-align: center;
  line-height: 1.3;
  transition: all var(--transition-fast);
  background: var(--color-surface-alt);
}
.legacy-tool .mobile-tool-link:hover{
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-accent-soft);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(192,57,43,0.10);
}
.legacy-tool .mobile-tool-link svg{
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-primary);
}
.legacy-tool .mobile-menu-footer{
  margin-top: auto;
  padding: var(--space-4) var(--space-4);
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: var(--space-4);
  flex-shrink: 0;
}
.legacy-tool .mobile-menu-footer a{
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.legacy-tool .mobile-menu-footer a:hover{ color: var(--color-primary); }
.legacy-tool .btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  line-height: 1;
  text-decoration: none;
  transition: all var(--transition-fast);
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
}
.legacy-tool .btn:disabled{
  opacity: 0.5;
  cursor: not-allowed;
}
.legacy-tool .btn-primary{
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}
.legacy-tool .btn-primary:hover:not(:disabled){
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(192,57,43,0.3);
}
.legacy-tool .btn-secondary{
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.legacy-tool .btn-secondary:hover:not(:disabled){
  background: var(--color-accent-soft);
  color: var(--color-primary-dark);
  transform: translateY(-1px);
}
.legacy-tool .btn-accent{
  background: var(--color-accent);
  color: var(--color-bg);
  border-color: var(--color-accent);
  font-weight: var(--font-bold);
}
.legacy-tool .btn-accent:hover:not(:disabled){
  background: #00b36a;
  border-color: #00b36a;
  color: var(--color-bg);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,201,122,0.35);
}
.legacy-tool .btn-ghost{
  background: transparent;
  color: var(--color-text-muted);
  border-color: transparent;
}
.legacy-tool .btn-ghost:hover:not(:disabled){
  background: var(--color-surface-alt);
  color: var(--color-text);
}
.legacy-tool .btn-sm{
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}
.legacy-tool .btn-lg{
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
  border-radius: var(--radius-lg);
}
.legacy-tool .btn svg{
  width: 16px;
  height: 16px;
}
.legacy-tool .badge{
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.02em;
}
.legacy-tool .badge-green{
  background: var(--color-accent-soft);
  color: var(--color-primary);
  border: 1px solid rgba(192,57,43,0.15);
}
.legacy-tool .badge-green svg{
  width: 10px;
  height: 10px;
}
.legacy-tool .card{
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal), border-color var(--transition-normal);
}
.legacy-tool .card:hover{
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
  border-color: var(--color-primary-light);
}
.legacy-tool .section{
  padding-block: var(--space-3);
}


@media (min-width: 768px) {.legacy-tool .section{ padding-block: var(--space-4); }

}
.legacy-tool .section-header{
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: var(--space-5);
}
.legacy-tool .section-eyebrow{
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-3);
}
.legacy-tool .section-title{
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--color-text);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}


@media (min-width: 768px) {.legacy-tool .section-title{ font-size: var(--text-4xl); }

}
.legacy-tool .section-subtitle{
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}
.legacy-tool .tool-card{
  display: flex;
  flex-direction: column;
  padding: var(--space-6);
  text-decoration: none;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}
.legacy-tool .tool-card::before{
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  opacity: 0;
  transition: opacity var(--transition-normal);
}
.legacy-tool .tool-card:hover{
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
  border-color: var(--color-border-dark);
  color: inherit;
}
.legacy-tool .tool-card:hover::before{
  opacity: 1;
}
.legacy-tool .tool-card-icon{
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  background: var(--color-accent-soft);
  flex-shrink: 0;
  transition: background var(--transition-fast);
}
.legacy-tool .tool-card:hover .tool-card-icon{
  background: rgba(192,57,43,0.10);
}
.legacy-tool .tool-card-icon svg{
  width: 22px;
  height: 22px;
  color: var(--color-primary);
}
.legacy-tool .tool-card-title{
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
  transition: color var(--transition-fast);
}
.legacy-tool .tool-card:hover .tool-card-title{
  color: var(--color-primary);
}
.legacy-tool .tool-card-desc{
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  flex: 1;
}
.legacy-tool .tool-card-arrow{
  margin-top: var(--space-4);
  color: var(--color-text-light);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  transition: all var(--transition-fast);
}
.legacy-tool .tool-card:hover .tool-card-arrow{
  color: var(--color-primary);
  gap: var(--space-2);
}
.legacy-tool .tool-card-arrow svg{
  width: 14px;
  height: 14px;
}
.legacy-tool .privacy-banner{
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-accent-soft);
  border: 1px solid rgba(192,57,43,0.15);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  color: var(--color-primary);
  font-weight: var(--font-medium);
}
.legacy-tool .privacy-banner svg{
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
.legacy-tool .site-footer{
  background: var(--color-bg);
  color: var(--color-text);
  padding-top: var(--space-8);
  margin-top: auto;
}
.legacy-tool .footer-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  padding-bottom: var(--space-6);
}


@media (min-width: 640px) {.legacy-tool .footer-grid{ grid-template-columns: 1fr 1fr; }

}


@media (min-width: 1024px) {.legacy-tool .footer-grid{ grid-template-columns: 2fr 1fr 1fr 1fr; }

}
.legacy-tool .footer-brand p{
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
  line-height: var(--leading-relaxed);
  max-width: 280px;
}
.legacy-tool .footer-logo{
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-text);
  font-weight: var(--font-bold);
  font-size: var(--text-lg);
}
.legacy-tool .footer-logo:hover{ color: var(--color-accent); }
.legacy-tool .footer-logo-icon{
  width: 32px;
  height: 32px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}
.legacy-tool .footer-logo-icon svg{
  width: 18px;
  height: 18px;
  fill: white;
}
.legacy-tool .footer-col-title{
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}
.legacy-tool .footer-links{
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.legacy-tool .footer-link{
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.legacy-tool .footer-link:hover{
  color: var(--color-accent);
}
.legacy-tool .footer-bottom{
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: center;
  text-align: center;
}


@media (min-width: 768px) {.legacy-tool .footer-bottom{
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }

}
.legacy-tool .footer-bottom p{
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1;
  margin: 0;
}
.legacy-tool .footer-bottom-links{
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.legacy-tool .footer-bottom-link{
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.legacy-tool .footer-bottom-link:hover{
  color: var(--color-accent);
}
.legacy-tool .footer-privacy-note{
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: rgba(231,76,60,0.08);
  border: 1px solid rgba(231,76,60,0.15);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-6);
}
.legacy-tool .footer-privacy-note svg{
  width: 14px;
  height: 14px;
  color: var(--color-accent);
  flex-shrink: 0;
}
.legacy-tool .footer-privacy-note span{
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.legacy-tool .footer-tech-note{
  display: flex;
  align-items: flex-start;
  gap: 7px;
  margin-top: var(--space-4);
  padding: 9px 11px;
  background: rgba(99,102,241,.06);
  border: 1px solid rgba(99,102,241,.14);
  border-radius: var(--radius-md);
}
.legacy-tool .footer-tech-note svg{
  color: #6366f1;
  flex-shrink: 0;
  margin-top: 1px;
}
.legacy-tool .footer-tech-note span{
  font-size: 11px;
  color: var(--color-text-muted);
  line-height: 1.55;
}
[data-theme="dark"] .legacy-tool .footer-tech-note{
  background: rgba(99,102,241,.1);
  border-color: rgba(129,140,248,.2);
}
[data-theme="dark"] .legacy-tool .footer-tech-note svg{ color: #818cf8; }
[data-theme="dark"] .legacy-tool .footer-tech-note span{ color: #7878a0; }
.legacy-tool .faq-list{
  max-width: 720px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.legacy-tool .faq-item{
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}
.legacy-tool .faq-item:hover{
  border-color: var(--color-border-dark);
}
.legacy-tool .faq-question{
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  text-align: left;
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  color: var(--color-text);
  background: none;
  cursor: pointer;
  transition: color var(--transition-fast);
}
.legacy-tool .faq-question:hover{
  color: var(--color-primary);
}
.legacy-tool .faq-question-icon{
  width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  background: var(--color-accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}
.legacy-tool .faq-question-icon svg{
  width: 12px;
  height: 12px;
  color: var(--color-primary);
  transition: transform var(--transition-fast);
}
.legacy-tool .faq-item.open .faq-question-icon{
  background: var(--color-primary);
}
.legacy-tool .faq-item.open .faq-question-icon svg{
  color: white;
  transform: rotate(45deg);
}
.legacy-tool .faq-answer{
  display: none;
  padding: 0 var(--space-6) var(--space-5);
}
.legacy-tool .faq-answer p{
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-text-muted);
}
.legacy-tool .faq-item.open .faq-answer{
  display: block;
}
.legacy-tool .text-center{ text-align: center; }
.legacy-tool .text-left{ text-align: left; }
.legacy-tool .text-right{ text-align: right; }
.legacy-tool .font-mono{ font-family: var(--font-mono); }
.legacy-tool .visually-hidden{
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}
.legacy-tool .mt-2{ margin-top: var(--space-2); }
.legacy-tool .mt-4{ margin-top: var(--space-4); }
.legacy-tool .mt-6{ margin-top: var(--space-6); }
.legacy-tool .mt-8{ margin-top: var(--space-8); }
.legacy-tool .mt-12{ margin-top: var(--space-12); }
.legacy-tool .mb-4{ margin-bottom: var(--space-4); }
.legacy-tool .mb-6{ margin-bottom: var(--space-6); }
.legacy-tool .mb-8{ margin-bottom: var(--space-8); }
.legacy-tool .gap-2{ gap: var(--space-2); }
.legacy-tool .gap-4{ gap: var(--space-4); }
.legacy-tool .gap-6{ gap: var(--space-6); }
.legacy-tool .flex{ display: flex; }
.legacy-tool .flex-center{
  display: flex;
  align-items: center;
  justify-content: center;
}
.legacy-tool .grid-2{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
.legacy-tool .grid-3{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}


@media (min-width: 768px) {.legacy-tool .grid-3{ grid-template-columns: repeat(3, 1fr); }

}
.legacy-tool .grid-4{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}


@media (min-width: 640px) {.legacy-tool .grid-4{ grid-template-columns: repeat(3, 1fr); }

}


@media (min-width: 1024px) {.legacy-tool .grid-4{ grid-template-columns: repeat(4, 1fr); }

}
.legacy-tool .page-hero{
  background: linear-gradient(135deg, var(--color-accent-soft) 0%, var(--color-surface) 100%);
  border-bottom: 1px solid var(--color-border);
  padding-block: var(--space-6) var(--space-8);
  text-align: center;
}
.legacy-tool .page-hero h1{
  font-size: var(--text-4xl);
  font-weight: var(--font-bold);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}


@media (min-width: 768px) {.legacy-tool .page-hero h1{ font-size: var(--text-5xl); }

}
.legacy-tool .page-hero p{
  font-size: var(--text-lg);
  max-width: 560px;
  margin-inline: auto;
}
.legacy-tool .breadcrumb{
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding-block: var(--space-4);
  flex-wrap: wrap;
}
.legacy-tool .breadcrumb a{
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.legacy-tool .breadcrumb a:hover{
  color: var(--color-primary);
}
.legacy-tool .breadcrumb-sep{
  color: var(--color-text-light);
  font-size: var(--text-xs);
}
.legacy-tool .prose{
  max-width: 720px;
  margin-inline: auto;
}
.legacy-tool .prose h2{
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
  color: var(--color-text);
  letter-spacing: -0.01em;
}
.legacy-tool .prose h3{
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
  color: var(--color-text);
}
.legacy-tool .prose p{
  margin-bottom: var(--space-4);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}
.legacy-tool .prose ul, .legacy-tool .prose ol{
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}
.legacy-tool .prose ul{ list-style: disc; }
.legacy-tool .prose ol{ list-style: decimal; }
.legacy-tool .prose li{
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
  line-height: var(--leading-relaxed);
}
.legacy-tool .prose a{
  color: var(--color-primary);
  text-decoration: underline;
}
.legacy-tool .prose strong{
  color: var(--color-text);
  font-weight: var(--font-semibold);
}



@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}


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


@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}
.legacy-tool .animate-fade-in{
  animation: fadeIn 0.5s ease forwards;
}
.legacy-tool .animate-fade-in-up{
  animation: fadeInUp 0.6s ease forwards;
}
.legacy-tool .animate-stagger > *{
  opacity: 0;
  animation: fadeInUp 0.5s ease forwards;
}
.legacy-tool .animate-stagger > *:nth-child(1){ animation-delay: 0.05s; }
.legacy-tool .animate-stagger > *:nth-child(2){ animation-delay: 0.10s; }
.legacy-tool .animate-stagger > *:nth-child(3){ animation-delay: 0.15s; }
.legacy-tool .animate-stagger > *:nth-child(4){ animation-delay: 0.20s; }
.legacy-tool .animate-stagger > *:nth-child(5){ animation-delay: 0.25s; }
.legacy-tool .animate-stagger > *:nth-child(6){ animation-delay: 0.30s; }
.legacy-tool .animate-stagger > *:nth-child(7){ animation-delay: 0.35s; }
.legacy-tool .animate-stagger > *:nth-child(8){ animation-delay: 0.40s; }
.legacy-tool .animate-stagger > *:nth-child(9){ animation-delay: 0.45s; }
.legacy-tool .animate-stagger > *:nth-child(10){ animation-delay: 0.50s; }
.legacy-tool .animate-stagger > *:nth-child(11){ animation-delay: 0.55s; }
.legacy-tool .animate-stagger > *:nth-child(12){ animation-delay: 0.60s; }
.legacy-tool .animate-stagger > *:nth-child(13){ animation-delay: 0.65s; }
.legacy-tool .animate-stagger > *:nth-child(14){ animation-delay: 0.70s; }
.legacy-tool .animate-stagger > *:nth-child(15){ animation-delay: 0.75s; }
.legacy-tool .hide-mobile{ display: none; }

@media (min-width: 768px) {.legacy-tool .hide-mobile{ display: revert; }
.legacy-tool .hide-desktop{ display: none; }

}
.legacy-tool :focus-visible{
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}
.legacy-tool ::selection{
  background: rgba(192,57,43,0.15);
  color: var(--color-primary-dark);
}
.legacy-tool ::-webkit-scrollbar{
  width: 8px;
  height: 8px;
}
.legacy-tool ::-webkit-scrollbar-track{
  background: var(--color-bg);
}
.legacy-tool ::-webkit-scrollbar-thumb{
  background: var(--color-border-dark);
  border-radius: var(--radius-full);
}
.legacy-tool ::-webkit-scrollbar-thumb:hover{
  background: var(--color-text-light);
}
.legacy-tool .btn-danger{
  background: var(--color-error);
  color: white;
  border: 1px solid var(--color-error);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.legacy-tool .btn-danger:hover:not(:disabled){ background: #dc2626; border-color: #dc2626; }
.legacy-tool .btn-danger:disabled{ opacity: .45; cursor: not-allowed; }



@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .6; transform: scale(1.15); }
}
.legacy-tool button.btn-action, .legacy-tool a.btn-action, .legacy-tool label.btn-action, .legacy-tool .btn.btn-action{
  all: unset;
  box-sizing: border-box;
}
.legacy-tool .btn-action{
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 10px !important;
  box-sizing: border-box !important;

  
  background: #2C7A5E !important;
  color: #ffffff !important;
  border: none !important;
  border-radius: 14px !important;
  outline: none !important;
  text-decoration: none !important;

  
  padding: 15px 40px !important;
  min-height: 56px !important;
  min-width: 200px !important;

  
  font-family: system-ui, -apple-system, "Sora", sans-serif !important;
  font-size: 1.05rem !important;
  font-weight: 700 !important;
  letter-spacing: 0.025em !important;
  line-height: 1 !important;
  white-space: nowrap !important;

  
  box-shadow:
    0 0 0 3px rgba(192, 57, 43, 0.20),
    0 4px 16px rgba(192, 57, 43, 0.45),
    0 1px 4px rgba(0, 0, 0, 0.20) !important;

  cursor: pointer !important;
  flex-shrink: 0 !important;
  position: relative !important;
  overflow: hidden !important;

  transition:
    background 0.15s ease,
    transform 0.12s ease,
    box-shadow 0.12s ease !important;
}
.legacy-tool .btn-action::before{
  content: "" !important;
  position: absolute !important;
  top: 0 !important; left: 0 !important; right: 0 !important;
  height: 50% !important;
  background: linear-gradient(180deg, rgba(255,255,255,0.14) 0%, transparent 100%) !important;
  pointer-events: none !important;
  border-radius: 14px 14px 0 0 !important;
}
.legacy-tool .btn-action:hover:not(:disabled){
  background: #20573F !important;
  transform: translateY(-2px) !important;
  box-shadow:
    0 0 0 3px rgba(192, 57, 43, 0.28),
    0 8px 24px rgba(192, 57, 43, 0.55),
    0 2px 8px rgba(0, 0, 0, 0.22) !important;
}
.legacy-tool .btn-action:active:not(:disabled){
  background: #922b21 !important;
  transform: translateY(0) !important;
  box-shadow:
    0 0 0 2px rgba(192, 57, 43, 0.22),
    0 2px 6px rgba(192, 57, 43, 0.32) !important;
}
.legacy-tool .btn-action:disabled, .legacy-tool .btn-action[disabled]{
  opacity: 0.42 !important;
  cursor: not-allowed !important;
  transform: none !important;
  box-shadow: none !important;
}
.legacy-tool .btn-action svg{
  flex-shrink: 0 !important;
  stroke: #ffffff !important;
  color: #ffffff !important;
}



@media (max-width: 640px) {.legacy-tool .btn-action{
    width: 100% !important;
    min-width: 0 !important;
    padding: 17px 20px !important;
    min-height: 60px !important;
    font-size: 1.1rem !important;
    border-radius: 14px !important;
  }

}
.legacy-tool .tool-action-bar{
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-top: var(--space-5);
}

@media (max-width: 640px) {.legacy-tool .tool-action-bar{
    flex-direction: column;
    align-items: stretch;
  }
.legacy-tool .tool-action-bar .btn-ghost, .legacy-tool .tool-action-bar .btn-secondary, .legacy-tool .tool-action-bar label.btn{
    width: 100%;
    justify-content: center;
    min-height: 46px;
  }
.legacy-tool .sel-bar{
    flex-direction: column;
    align-items: stretch;
  }
.legacy-tool .sel-bar .btn-action{
    width: 100%;
    justify-content: center;
  }

}
.legacy-tool .drop-zone{
  border: 2px dashed rgba(99,102,241,.32);
  border-radius: var(--radius-2xl);
  min-height: 220px !important;
  display: flex;
  flex-direction: column;
  align-items: center !important;
  justify-content: center !important;
  gap: var(--space-3);
  padding: var(--space-6) var(--space-5) !important;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s, box-shadow .2s;
  background: linear-gradient(160deg, rgba(238,242,255,.85) 0%, rgba(245,243,255,.75) 100%);
  position: relative;
  box-shadow: 0 2px 12px rgba(99,102,241,.07), inset 0 1px 0 rgba(255,255,255,.85);
}
[data-theme="dark"] .legacy-tool .drop-zone{
  background: linear-gradient(160deg, rgba(49,46,129,.16) 0%, rgba(30,27,75,.13) 100%);
  border-color: rgba(129,140,248,.28);
  box-shadow: 0 2px 12px rgba(0,0,0,.28);
}
.legacy-tool .drop-zone:hover, .legacy-tool .drop-zone.drag-over{
  border-color: rgba(99,102,241,.7);
  background: linear-gradient(160deg, rgba(224,231,255,.95) 0%, rgba(237,233,254,.9) 100%);
  box-shadow: 0 4px 24px rgba(99,102,241,.15), inset 0 1px 0 rgba(255,255,255,.95);
}
[data-theme="dark"] .legacy-tool .drop-zone:hover, [data-theme="dark"] .legacy-tool .drop-zone.drag-over{
  border-color: rgba(129,140,248,.6);
  background: linear-gradient(160deg, rgba(49,46,129,.28) 0%, rgba(30,27,75,.22) 100%);
}
.legacy-tool .drop-zone h2{
  font-size: var(--text-lg) !important;
  font-weight: 600 !important;
  margin-bottom: 0 !important;
  margin-top: 0 !important;
  color: var(--color-text);
  line-height: 1.3;
}
[data-theme="dark"] .legacy-tool .drop-zone h2{ color: #eeeef4; }
.legacy-tool .drop-zone p{
  font-size: var(--text-sm) !important;
  color: var(--color-text-muted);
  margin-bottom: 0 !important;
  margin-top: 0 !important;
  max-width: 280px;
  line-height: 1.5;
}
.legacy-tool .dz-icon{
  width: 52px !important;
  height: 52px !important;
  background: rgba(99,102,241,.12);
  border-radius: var(--radius-xl);
  display: flex !important;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.legacy-tool .dz-icon svg{ color: #6366f1; }
[data-theme="dark"] .legacy-tool .dz-icon{ background: rgba(129,140,248,.15); }
[data-theme="dark"] .legacy-tool .dz-icon svg{ color: #818cf8; }


@media (max-width: 640px) {.legacy-tool .drop-zone{
    min-height: 190px !important;
    padding: var(--space-5) var(--space-4) !important;
  }

}
.legacy-tool .file-bar{
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-5);
}
.legacy-tool .fi-icon{
  width: 36px; height: 36px;
  background: #fee2e2;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.legacy-tool .fi-icon svg{ color: #dc2626; }
.legacy-tool .fi-info{ flex: 1; min-width: 0; }
.legacy-tool .fi-name{ font-size: var(--text-sm); font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.legacy-tool .fi-meta{ font-size: var(--text-xs); color: var(--color-text-muted); }
.legacy-tool .tool-split{
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: var(--space-6);
  align-items: start;
}
.legacy-tool .tool-split-preview{ min-width: 0; overflow: hidden; }
.legacy-tool .tool-split-controls{ display: flex; flex-direction: column; gap: var(--space-4); }

@media (max-width: 1000px) {.legacy-tool .tool-split{ grid-template-columns: 1fr; }

}
.legacy-tool .preview-card{
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  overflow: hidden;
  min-width: 0;
}
.legacy-tool .preview-card-title{
  font-size: 11px; font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.legacy-tool .opts-card{
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
}
.legacy-tool .opts-card h3{
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-4);
}
.legacy-tool .opts-row{ display: flex; flex-direction: column; gap: 4px; margin-bottom: var(--space-3); }
.legacy-tool .opts-row:last-child{ margin-bottom: 0; }
.legacy-tool .opts-label{
  font-size: 11px; font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
}
.legacy-tool .page-nav-bar{
  display: flex; align-items: center; gap: var(--space-3);
}
.legacy-tool .pnav-btn{
  width: 30px; height: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-alt);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all .15s;
}
.legacy-tool .pnav-btn:hover:not(:disabled){ border-color: var(--color-primary); color: var(--color-primary); }
.legacy-tool .pnav-btn:disabled{ opacity: .3; cursor: default; }
.legacy-tool .pnav-lbl{ font-size: var(--text-sm); font-weight: 600; flex: 1; text-align: center; }
.legacy-tool .canvas-loading{
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(82,86,89,.85);
  flex-direction: column; gap: var(--space-3); z-index: 10;
}
.legacy-tool .canvas-loading span{ font-size: var(--text-sm); color: #fff; }
.legacy-tool .spinner{
  width: 28px; height: 28px;
  border: 3px solid rgba(255,255,255,.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: pe-spin .8s linear infinite;
}

@keyframes pe-spin { to { transform: rotate(360deg); } }
.legacy-tool .pbar{ height: 4px; background: var(--color-border); border-radius: var(--radius-full); overflow: hidden; margin-top: var(--space-3); display: none; }
.legacy-tool .pfill{ height: 100%; background: var(--color-primary); border-radius: var(--radius-full); transition: width .3s; width: 0%; }
.legacy-tool .trust-chips{ display: flex; flex-wrap: wrap; gap: var(--space-2); justify-content: center; margin-top: var(--space-6); }
.legacy-tool .chip{ display: flex; align-items: center; gap: 4px; padding: 4px 10px; background: var(--color-surface-alt); border: 1px solid var(--color-border); border-radius: var(--radius-full); font-size: var(--text-xs); color: var(--color-text-muted); }
.legacy-tool .dz-chips{
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin-top: var(--space-5);
  pointer-events: none;
}
.legacy-tool .dz-chip{
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 11px;
  background: rgba(26,107,74,.10);
  border: 1.5px solid rgba(192,57,43,.28);
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
  letter-spacing: .01em;
}
[data-theme="dark"] .legacy-tool .dz-chip{
  background: rgba(192,57,43,.20);
  border-color: rgba(192,57,43,.45);
  color: #f87171;
}
.legacy-tool .dz-chip svg{ flex-shrink: 0; }
.legacy-tool .next-steps{
  margin-top: var(--space-5);
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-sm);
}
.legacy-tool .next-steps-heading{
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.legacy-tool .next-steps-heading svg{ color: var(--color-primary); }
.legacy-tool .next-steps-sub{
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
}
.legacy-tool .next-steps-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}
.legacy-tool .next-step-card.desktop-extra{ display: none; }


@media (min-width: 540px) {.legacy-tool .next-steps-grid{ grid-template-columns: repeat(3, 1fr); }

}

@media (min-width: 640px) {.legacy-tool .next-steps-grid{ grid-template-columns: repeat(4, 1fr); }

}

@media (min-width: 768px) {.legacy-tool .next-steps-grid{ grid-template-columns: repeat(5, 1fr); }
.legacy-tool .next-step-card.desktop-extra{ display: flex; }

}

@media (min-width: 1024px) {.legacy-tool .next-steps-grid{ grid-template-columns: repeat(6, 1fr); }

}
.legacy-tool #next-steps-wrapper{
  display: none; 
}
.legacy-tool #next-steps-wrapper.handoff-ready{
  animation: handoff-reveal .35s ease forwards;
}

@keyframes handoff-reveal {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
.legacy-tool .next-step-card{
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-4);
  background: var(--color-surface-alt);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: all var(--transition-fast);
  position: relative;
  cursor: pointer;
}
.legacy-tool .next-step-card:hover{
  border-color: var(--color-primary);
  background: var(--color-accent-soft);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(192,57,43,0.14);
}
.legacy-tool .next-step-card.has-file::after{
  content: 'File ready ✓';
  position: absolute;
  top: 7px; right: 7px;
  font-size: 9px;
  font-weight: 700;
  color: #16a34a;
  background: rgba(22,163,74,0.12);
  border: 1px solid rgba(22,163,74,0.3);
  border-radius: var(--radius-full);
  padding: 2px 7px;
  letter-spacing: .02em;
  white-space: nowrap;
}
[data-theme="dark"] .legacy-tool .next-step-card.has-file::after{
  color: #86efac;
  background: rgba(22,163,74,0.18);
  border-color: rgba(22,163,74,0.35);
}
.legacy-tool .next-step-icon{
  width: 36px; height: 36px;
  background: var(--color-accent-soft);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition-fast);
}
.legacy-tool .next-step-card:hover .next-step-icon{ background: rgba(192,57,43,0.12); }
.legacy-tool .next-step-icon svg{ color: var(--color-primary); width: 18px; height: 18px; }
.legacy-tool .next-step-label{
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
}
.legacy-tool .next-step-card:hover .next-step-label{ color: var(--color-primary); }
.legacy-tool .next-step-desc{
  font-size: 11px;
  color: var(--color-text-muted);
  line-height: 1.4;
}
.legacy-tool .seo-content{
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}
.legacy-tool .seo-content-inner{
  max-width: 860px;
  margin-inline: auto;
}
.legacy-tool .seo-badge{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: var(--color-accent-soft);
  border: 1px solid rgba(192,57,43,0.20);
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: var(--space-3);
}
.legacy-tool .seo-title{
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -.02em;
  line-height: 1.2;
  margin-bottom: var(--space-3);
}
.legacy-tool .seo-intro{
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
  max-width: 680px;
}
.legacy-tool .seo-features{
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-10);
}
.legacy-tool .seo-feature{
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}
.legacy-tool .seo-feature-icon{
  width: 40px; height: 40px;
  background: var(--color-accent-soft);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.legacy-tool .seo-feature-icon svg{ color: var(--color-primary); width: 20px; height: 20px; }
.legacy-tool .seo-feature-title{
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}
.legacy-tool .seo-feature-text{
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}
.legacy-tool .seo-divider{
  height: 1px;
  background: var(--color-border);
  margin: var(--space-10) 0;
}
.legacy-tool .seo-compare{
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  margin-bottom: var(--space-10);
}
.legacy-tool .seo-compare-title{
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}
.legacy-tool .compare-table{
  width: 100%;
  border-collapse: collapse;
}
.legacy-tool .compare-table th{
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  text-align: left;
  padding: var(--space-3) var(--space-4);
  border-bottom: 2px solid var(--color-border);
}
.legacy-tool .compare-table th:first-child{ color: var(--color-primary); }
.legacy-tool .compare-table td{
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}
.legacy-tool .compare-table tr:last-child td{ border-bottom: none; }
.legacy-tool .compare-table td:first-child{ font-weight: 600; color: var(--color-text); }
.legacy-tool .check-yes{ color: var(--color-success); font-weight: 700; }
.legacy-tool .check-no{ color: var(--color-error);   font-weight: 700; }
.legacy-tool .seo-faq{ margin-bottom: var(--space-10); }
.legacy-tool .seo-faq-title{
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}
[data-theme="dark"] .legacy-tool :focus-visible{
  outline-color: #fca5a5;
}
[data-theme="dark"] .legacy-tool .prose p, [data-theme="dark"] .legacy-tool .prose li{
  color: var(--color-text-muted);
}
[data-theme="dark"] .legacy-tool .prose h2, [data-theme="dark"] .legacy-tool .prose h3{
  color: var(--color-text);
}
[data-theme="dark"] .legacy-tool .faq-item{
  background: var(--color-surface);
  border-color: var(--color-border);
}
[data-theme="dark"] .legacy-tool .faq-question{
  color: var(--color-text);
}
[data-theme="dark"] .legacy-tool .faq-answer p{
  color: var(--color-text-muted);
}
[data-theme="dark"] .legacy-tool .tool-card{
  background: var(--color-surface);
  border-color: var(--color-border);
}
[data-theme="dark"] .legacy-tool .tool-card:hover{
  border-color: var(--color-primary-light);
  background: var(--color-surface-alt);
}
[data-theme="dark"] .legacy-tool .tool-card-desc{
  color: var(--color-text-muted);
}
[data-theme="dark"] .legacy-tool .next-step-card{
  background: var(--color-surface);
  border-color: var(--color-border);
}
[data-theme="dark"] .legacy-tool .next-step-card:hover{
  background: var(--color-surface-alt);
  border-color: var(--color-primary);
}
[data-theme="dark"] .legacy-tool .next-step-label{ color: var(--color-text); }
[data-theme="dark"] .legacy-tool .next-step-desc{ color: var(--color-text-muted); }
[data-theme="dark"] .legacy-tool .compare-table th{
  color: var(--color-text);
  border-bottom-color: var(--color-border);
}
[data-theme="dark"] .legacy-tool .compare-table td{
  color: var(--color-text-muted);
  border-bottom-color: var(--color-border);
}
[data-theme="dark"] .legacy-tool .compare-table td:first-child{ color: var(--color-text); }
[data-theme="dark"] .legacy-tool .seo-compare{
  background: var(--color-surface);
  border-color: var(--color-border);
}
[data-theme="dark"] .legacy-tool .next-steps{
  background: var(--color-surface);
  border-color: var(--color-border);
}
[data-theme="dark"] .legacy-tool .next-steps-sub{ color: var(--color-text-muted); }
.legacy-tool background: rgba(192, .legacy-tool 57, .legacy-tool 43, .legacy-tool 0.07);
}
[data-theme="dark"] .drop-zone h2{ color: var(--color-text); }
[data-theme="dark"] .legacy-tool .drop-zone p{ color: var(--color-text-muted); }
[data-theme="dark"] .legacy-tool .file-bar{
  background: var(--color-surface);
  border-color: var(--color-border);
}
[data-theme="dark"] .legacy-tool .fi-name{ color: var(--color-text); }
[data-theme="dark"] .legacy-tool .fi-meta{ color: var(--color-text-muted); }
.legacy-tool [data-theme="dark"] body{
  background: var(--color-bg);
  color: var(--color-text);
}
[data-theme="dark"] .legacy-tool .tool-header{ background: #16161c; border-bottom-color: #2e2e3e; }
[data-theme="dark"] .legacy-tool .tool-title{ color: #eeeef4; }
[data-theme="dark"] .legacy-tool .tool-lead{ color: #a0a0bc; }
[data-theme="dark"] .legacy-tool .tool-card-title{ color: #eeeef4; }
[data-theme="dark"] .legacy-tool .options-panel{ background: #1e1e26; border-color: #2e2e3e; }
[data-theme="dark"] .legacy-tool .opt-label{ color: #a0a0bc; }
[data-theme="dark"] .legacy-tool .opt-desc{ color: #68688a; }
[data-theme="dark"] .legacy-tool .seo-content{ background: #18181f; border-top-color: #2e2e3e; }
[data-theme="dark"] .legacy-tool .seo-title{ color: #eeeef4; }
[data-theme="dark"] .legacy-tool .seo-intro{ color: #a0a0bc; }
[data-theme="dark"] .legacy-tool .seo-feature{ background: #1e1e26; border-color: #2e2e3e; }
[data-theme="dark"] .legacy-tool .seo-feature-title{ color: #eeeef4; }
[data-theme="dark"] .legacy-tool .seo-feature-text{ color: #a0a0bc; }
[data-theme="dark"] .legacy-tool .seo-badge{ background: rgba(192,57,43,0.18); color: #fca5a5; }
[data-theme="dark"] .legacy-tool .next-steps{ background: #1e1e26; border-color: #2e2e3e; }
[data-theme="dark"] .legacy-tool .next-steps-heading{ color: #eeeef4; }
[data-theme="dark"] .legacy-tool .faq-item{ border-color: #2e2e3e; }
[data-theme="dark"] .legacy-tool .faq-question{ color: #eeeef4; background: transparent; }
[data-theme="dark"] .legacy-tool .faq-question:hover{ background: rgba(192,57,43,0.07); }
[data-theme="dark"] .legacy-tool .site-footer{ background: #13131a; border-top-color: #2e2e3e; }
[data-theme="dark"] .legacy-tool .footer-privacy-note{ background: #1e1e26; border-color: #2e2e3e; color: #a0a0bc; }
[data-theme="dark"] .legacy-tool .footer-logo{ color: #eeeef4; }
[data-theme="dark"] .legacy-tool .footer-brand p{ color: #68688a; }
[data-theme="dark"] .legacy-tool .footer-col-title{ color: #68688a; }
[data-theme="dark"] .legacy-tool .footer-link{ color: #a0a0bc; }
[data-theme="dark"] .legacy-tool .footer-link:hover{ color: #fca5a5; }
[data-theme="dark"] .legacy-tool .footer-bottom{ border-top-color: #2e2e3e; }
[data-theme="dark"] .legacy-tool .footer-bottom p{ color: #68688a; }
[data-theme="dark"] .legacy-tool .footer-bottom-link{ color: #68688a; }
[data-theme="dark"] .legacy-tool .footer-bottom-link:hover{ color: #a0a0bc; }
[data-theme="dark"] .legacy-tool .mobile-menu-drawer{ background: #16161c; }
[data-theme="dark"] .legacy-tool .mobile-menu-header{ border-bottom-color: #2e2e3e; }
[data-theme="dark"] .legacy-tool .mobile-menu-section-title{ color: #68688a; border-bottom-color: #2e2e3e; }
[data-theme="dark"] .legacy-tool .mobile-tool-link{ color: #a0a0bc; }
[data-theme="dark"] .legacy-tool .mobile-tool-link:hover{ color: #fca5a5; background: rgba(192,57,43,0.1); }
[data-theme="dark"] .legacy-tool .mobile-menu-footer{ border-top-color: #2e2e3e; }
[data-theme="dark"] .legacy-tool .mobile-menu-footer a{ color: #68688a; }
[data-theme="dark"] .legacy-tool .mobile-menu-footer a:hover{ color: #a0a0bc; }
[data-theme="dark"] .legacy-tool .theme-toggle{ color: #a0a0bc; }
[data-theme="dark"] .legacy-tool .theme-toggle:hover{ color: #fca5a5; background: rgba(192,57,43,0.1); }
[data-theme="dark"] .legacy-tool input[type="text"], [data-theme="dark"] .legacy-tool input[type="number"], [data-theme="dark"] .legacy-tool input[type="password"], [data-theme="dark"] .legacy-tool input[type="email"], [data-theme="dark"] .legacy-tool select, [data-theme="dark"] .legacy-tool textarea{
  background: #1e1e26;
  border-color: #3e3e54;
  color: #eeeef4;
}
[data-theme="dark"] .legacy-tool input::placeholder, [data-theme="dark"] .legacy-tool textarea::placeholder{ color: #68688a; }
[data-theme="dark"] .legacy-tool input:focus, [data-theme="dark"] .legacy-tool select:focus, [data-theme="dark"] .legacy-tool textarea:focus{ border-color: rgba(192,57,43,0.6); outline-color: rgba(192,57,43,0.3); }
[data-theme="dark"] .legacy-tool .btn-secondary{
  background: #1e1e26;
  border-color: #3e3e54;
  color: #d0d0e0;
}
[data-theme="dark"] .legacy-tool .btn-secondary:hover{
  background: #252530;
  border-color: rgba(192,57,43,0.5);
  color: #fca5a5;
}
[data-theme="dark"] .legacy-tool .skip-link:focus{ background: #1e1e26; color: #fca5a5; }
.legacy-tool #local-mode-badge{
  position: fixed;
  bottom: 18px;
  left: 18px;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 9px;
  background: var(--color-surface);
  border: 1px solid rgba(22,163,74,.3);
  border-radius: 50px;
  padding: 7px 14px 7px 10px;
  box-shadow: 0 4px 20px rgba(0,0,0,.1), 0 1px 4px rgba(0,0,0,.06), 0 0 0 1px rgba(22,163,74,.08);
  font-family: var(--font-sans);
  cursor: pointer;
  transition: box-shadow .2s, transform .15s;
  max-width: calc(100vw - 36px);
  text-decoration: none;
}
.legacy-tool #local-mode-badge:hover{
  box-shadow: 0 6px 28px rgba(0,0,0,.14), 0 0 0 2px rgba(22,163,74,.2);
  transform: translateY(-1px);
}
.legacy-tool #local-mode-badge.offline-confirmed{
  border-color: rgba(37,99,235,.4);
  box-shadow: 0 4px 20px rgba(37,99,235,.15), 0 0 0 2px rgba(37,99,235,.1);
}
[data-theme="dark"] .legacy-tool #local-mode-badge{
  background: #1e1e26;
  border-color: rgba(22,163,74,.35);
  box-shadow: 0 4px 20px rgba(0,0,0,.4), 0 0 0 1px rgba(22,163,74,.1);
}
.legacy-tool .lmb-dot{
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #16a34a;
  flex-shrink: 0;
  animation: lmb-pulse 2.4s ease-in-out infinite;
}
.legacy-tool .lmb-dot.confirmed{
  background: #2563eb;
  animation: lmb-pulse-blue 2.4s ease-in-out infinite;
}

@keyframes lmb-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(22,163,74,.5); }
  50%       { box-shadow: 0 0 0 5px rgba(22,163,74,.0); }
}

@keyframes lmb-pulse-blue {
  0%, 100% { box-shadow: 0 0 0 0 rgba(37,99,235,.5); }
  50%       { box-shadow: 0 0 0 5px rgba(37,99,235,.0); }
}
.legacy-tool .lmb-content{ display: flex; flex-direction: column; }
.legacy-tool .lmb-title{
  font-size: 11.5px;
  font-weight: 700;
  color: #15803d;
  line-height: 1.2;
}
[data-theme="dark"] .legacy-tool .lmb-title{ color: #86efac; }
.legacy-tool .lmb-sub{
  font-size: 10px;
  color: var(--color-text-muted);
  line-height: 1.2;
}
[data-theme="dark"] .legacy-tool .lmb-sub{ color: #7878a0; }

@media (max-width: 480px) {.legacy-tool #local-mode-badge{ bottom: 12px; left: 12px; }
.legacy-tool .lmb-sub{ display: none; }

}
.legacy-tool #pwa-banner{
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2000;
  background: #1e293b;
  border-top: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 -4px 24px rgba(0,0,0,.3);
  font-family: var(--font-sans);
  animation: slide-up-banner .28s cubic-bezier(.32,.72,0,1);
}

@keyframes slide-up-banner {
  from { transform: translateY(100%); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}
.legacy-tool .pwa-banner-inner{
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  color: rgba(255,255,255,.85);
  font-size: 13px;
}
.legacy-tool .pwa-banner-inner svg{ color: #fca5a5; flex-shrink: 0; }
.legacy-tool .pwa-banner-inner span{ flex: 1; line-height: 1.4; }
.legacy-tool .pwa-btn-install{
  background: #2C7A5E;
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 7px 16px;
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  font-family: var(--font-sans);
  transition: background .15s;
}
.legacy-tool .pwa-btn-install:hover{ background: #20573F; }
.legacy-tool .pwa-btn-dismiss{
  background: transparent;
  color: rgba(255,255,255,.5);
  border: none;
  font-size: 18px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  line-height: 1;
  flex-shrink: 0;
  font-family: var(--font-sans);
  transition: color .15s;
}
.legacy-tool .pwa-btn-dismiss:hover{ color: rgba(255,255,255,.9); }
.legacy-tool .tool-quick-nav{
  background: var(--color-surface);
  border-bottom: 2px solid var(--color-border);
  border-top: 1px solid var(--color-border);
  position: sticky;
  top: 64px;
  z-index: 90;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  box-shadow: 0 2px 8px rgba(0,0,0,.06);
}
.legacy-tool .tool-quick-nav::-webkit-scrollbar{ display: none; }
[data-theme="dark"] .legacy-tool .tool-quick-nav{
  background: #1a1a22;
  border-bottom-color: #3a3a4e;
  border-top-color: #2e2e3e;
  box-shadow: 0 2px 8px rgba(0,0,0,.3);
}
.legacy-tool .tqn-inner{
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 16px;
  width: max-content;
  min-width: 100%;
}
.legacy-tool .tqn-item{
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-border);
  background: var(--color-bg);
  white-space: nowrap;
  transition: color .15s, background .15s, border-color .15s, box-shadow .15s;
  flex-shrink: 0;
  line-height: 1;
}
.legacy-tool .tqn-item:hover{
  color: var(--color-primary);
  background: var(--color-accent-soft);
  border-color: rgba(192,57,43,.35);
  box-shadow: 0 1px 4px rgba(192,57,43,.12);
}
[data-theme="dark"] .legacy-tool .tqn-item{
  background: #22222e;
  border-color: #3a3a4e;
  color: #a0a0b8;
}
[data-theme="dark"] .legacy-tool .tqn-item:hover{
  color: #fca5a5;
  background: rgba(192,57,43,.12);
  border-color: rgba(192,57,43,.4);
}
.legacy-tool .tqn-item.active{
  color: var(--color-primary);
  background: var(--color-accent-soft);
  border-color: rgba(192,57,43,.5);
  font-weight: 700;
  box-shadow: 0 1px 6px rgba(192,57,43,.15);
}
[data-theme="dark"] .legacy-tool .tqn-item.active{
  color: #fca5a5;
  background: rgba(192,57,43,.18);
  border-color: rgba(192,57,43,.5);
}
.legacy-tool .tqn-item svg{ width: 12px; height: 12px; flex-shrink: 0; }
.legacy-tool .tqn-divider{
  width: 1px;
  height: 18px;
  background: var(--color-border);
  flex-shrink: 0;
  margin: 0 5px;
}
[data-theme="dark"] .legacy-tool .tqn-divider{ background: #3a3a4e; }
.legacy-tool .dz-instruction-row{
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 16px;
}
.legacy-tool .dz-instruction-item{
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--color-text-muted);
  font-weight: 500;
}
[data-theme="dark"] .legacy-tool .dz-instruction-item{ color: #7878a0; }
.legacy-tool .dz-instruction-item svg{
  color: #6366f1;
  opacity: .8;
}
[data-theme="dark"] .legacy-tool .dz-instruction-item svg{ color: #818cf8; }
.legacy-tool .dz-instruction-or{
  font-size: 11px;
  color: var(--color-text-light);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
}
[data-theme="dark"] .legacy-tool .dz-instruction-or{ color: #44446a; }
.legacy-tool .dz-privacy-seal{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  font-size: 11px;
  font-weight: 600;
  color: #15803d;
  background: rgba(22,163,74,.08);
  border: 1px solid rgba(22,163,74,.2);
  border-radius: 50px;
  padding: 4px 12px;
}
[data-theme="dark"] .legacy-tool .dz-privacy-seal{
  color: #86efac;
  background: rgba(22,163,74,.1);
  border-color: rgba(22,163,74,.25);
}
.legacy-tool .offline-test-strip{
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(37,99,235,.05);
  border: 1px solid rgba(37,99,235,.15);
  border-radius: 10px;
  margin-top: 10px;
  text-align: left;
}
[data-theme="dark"] .legacy-tool .offline-test-strip{
  background: rgba(37,99,235,.08);
  border-color: rgba(37,99,235,.2);
}
.legacy-tool .offline-test-strip svg{ color: #2563eb; flex-shrink: 0; margin-top: 1px; }
[data-theme="dark"] .legacy-tool .offline-test-strip svg{ color: #93c5fd; }
.legacy-tool .offline-test-text{
  font-size: 11.5px;
  color: var(--color-text-muted);
  line-height: 1.5;
}
[data-theme="dark"] .legacy-tool .offline-test-text{ color: #9090b0; }
.legacy-tool .offline-test-text strong{
  display: block;
  font-size: 11.5px;
  font-weight: 700;
  color: #1d4ed8;
  margin-bottom: 2px;
}
[data-theme="dark"] .legacy-tool .offline-test-text strong{ color: #93c5fd; }
.legacy-tool .tool-heading-area{
  text-align: center;
  margin-bottom: var(--space-5);
}
.legacy-tool .tool-local-badge{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--color-primary);
  background: var(--color-accent-soft);
  border: 1px solid rgba(192,57,43,.18);
  border-radius: 50px;
  padding: 4px 12px;
  margin-bottom: 10px;
}
[data-theme="dark"] .legacy-tool .tool-local-badge{
  color: #fca5a5;
  background: rgba(192,57,43,.15);
  border-color: rgba(192,57,43,.35);
}
.legacy-tool .tool-h1{
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -.025em;
  margin-bottom: var(--space-3);
  line-height: 1.1;
  color: var(--color-text);
}
[data-theme="dark"] .legacy-tool .tool-h1{ color: #eeeef4; }
.legacy-tool .tool-lead-text{
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 500px;
  margin-inline: auto;
  line-height: 1.65;
}
[data-theme="dark"] .legacy-tool .tool-lead-text{ color: #a0a0bc; }
.legacy-tool .tool-shell{
  max-width: 1100px;
  margin-inline: auto;
}



@keyframes spin {
  to { transform: rotate(360deg); }
}
.legacy-tool .form-label{
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}
.legacy-tool .main-layout{
  display: grid;
  gap: var(--space-5);
}

@media (min-width: 768px) {.legacy-tool .main-layout.has-sidebar{
    grid-template-columns: 1fr 280px;
  }
.legacy-tool .main-layout.has-sidebar-lg{
    grid-template-columns: 1fr 340px;
  }

}
.legacy-tool .page-grid{
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-4);
}
.legacy-tool .page-tile{
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  overflow: hidden;
  transition: border-color var(--transition-fast);
  position: relative;
}
.legacy-tool .page-tile:hover{ border-color: var(--color-primary); }
.legacy-tool .page-tile.selected{ border-color: var(--color-primary); background: var(--color-accent-soft); }
.legacy-tool .thumb-wrap{
  width: 100%;
  aspect-ratio: 3 / 4;
  background: var(--color-surface-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}
.legacy-tool .thumb-wrap canvas{ max-width: 100%; max-height: 100%; display: block; }
.legacy-tool .thumb-loading{
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--color-text-muted);
}
.legacy-tool .page-tile-footer{
  padding: 5px 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}
.legacy-tool .page-num{
  font-size: 10px;
  font-weight: 600;
  color: var(--color-text-muted);
}
.legacy-tool .options-card h3{
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-4);
}
.legacy-tool .preview-panel-title{
  font-size: 11px;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-3);
}
.legacy-tool .form-group{
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.legacy-tool{
  /* Colors — mapped to the new theme's tokens so old tool markup renders in the new palette */
  --color-primary: var(--local);
  --color-primary-dark: var(--local);
  --color-primary-light: var(--local);
  --color-accent: var(--local);
  --color-accent-soft: var(--local-tint);
  --color-bg: var(--bg);
  --color-surface: var(--panel);
  --color-surface-alt: var(--panel-2);
  --color-border: var(--edge);
  --color-border-dark: var(--edge);
  --color-text: var(--text);
  --color-text-muted: var(--text-dim);
  --color-text-light: var(--text-dim);
  --color-text-inverse: #fff;
  --color-success: var(--local);
  --color-warning: var(--warn);
  --color-error: #c0503f;
  --color-info: var(--local);

  /* Typography */
  --font-sans: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Fira Code', monospace;
  --text-xs: 12px; --text-sm: 13.5px; --text-base: 15px; --text-lg: 17px;
  --text-xl: 19px; --text-2xl: 22px; --text-3xl: 26px; --text-4xl: 32px;
  --text-5xl: 40px; --text-6xl: 48px;
  --font-light: 300; --font-regular: 400; --font-medium: 500; --font-semibold: 600; --font-bold: 700;
  --leading-tight: 1.25; --leading-snug: 1.375; --leading-normal: 1.5; --leading-relaxed: 1.625;

  /* Spacing (rem→px at 1rem=16px, values unchanged from original scale) */
  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px; --space-5: 20px;
  --space-6: 24px; --space-8: 32px; --space-10: 40px; --space-12: 48px;
  --space-16: 64px; --space-20: 80px; --space-24: 96px;

  /* Radius */
  --radius-sm: 6px; --radius-md: 10px; --radius-lg: 14px; --radius-xl: 18px;
  --radius-2xl: 24px; --radius-full: 9999px;

  /* Shadows — neutral, no hardcoded brand-red tint */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.06);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.09), 0 4px 6px rgba(0,0,0,0.04);
  --shadow-xl: 0 20px 25px rgba(0,0,0,0.10), 0 10px 10px rgba(0,0,0,0.03);
  --shadow-card: 0 2px 8px rgba(0,0,0,0.06), 0 1px 3px rgba(0,0,0,0.05);
  --shadow-card-hover: 0 8px 24px rgba(0,0,0,0.12), 0 2px 8px rgba(0,0,0,0.07);

  /* Transitions */
  --transition-fast: 150ms ease; --transition-normal: 250ms ease;
  --transition-slow: 400ms ease; --transition-bounce: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Containers */
  --container-sm: 640px; --container-md: 768px; --container-lg: 1024px;
  --container-xl: 1280px; --container-2xl: 1440px;

  font-family: var(--font-sans);
  color: var(--text);
}