:root{--color-primary: #0284c7;--color-primary-hover: #0369a1;--color-primary-light: #38bdf8;--color-primary-subtle: rgba(2, 132, 199, .15);--color-background: #111827;--color-surface: #1f2937;--color-surface-hover: #374151;--color-surface-alt: #1a2332;--color-border: #374151;--color-border-hover: #0ea5e9;--color-text: #d1d5db;--color-text-muted: #9ca3af;--color-text-heading: #f9fafb;--color-text-inverse: #111827;--color-success: #16a34a;--color-error: #dc2626;--color-warning: #d97706;--font-family: "Inter", system-ui, -apple-system, sans-serif;--font-mono: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--line-height-tight: 1.25;--line-height-normal: 1.5;--line-height-relaxed: 1.625;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px rgba(0, 0, 0, .3);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .4);--sidebar-width: 280px;--sidebar-collapsed-width: 64px;--header-height: 56px;--footer-height: 48px;--content-max-width: 960px;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease}.app-layout{display:flex;flex-direction:column;min-height:100vh}.app-header{position:fixed;top:0;left:0;right:0;height:var(--header-height);background:var(--color-surface);border-bottom:1px solid var(--color-border);display:flex;align-items:center;padding:0 var(--spacing-md);z-index:100;gap:var(--spacing-md)}.app-header__toggle{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border:none;background:transparent;color:var(--color-text);border-radius:var(--radius-md);cursor:pointer;transition:background var(--transition-fast);flex-shrink:0}.app-header__toggle:hover{background:var(--color-surface-hover)}.app-header__logo{display:flex;align-items:center;gap:var(--spacing-sm);color:var(--color-text-heading);font-weight:var(--font-weight-bold);font-size:var(--font-size-lg);text-decoration:none;white-space:nowrap}.app-header__logo:hover{text-decoration:none}.app-header__logo svg{flex-shrink:0}.app-header__search-trigger{display:flex;align-items:center;gap:var(--spacing-sm);margin:0 auto;padding:var(--spacing-sm) var(--spacing-md);padding-right:var(--spacing-sm);background:var(--color-background);border:1px solid var(--color-border);border-radius:var(--radius-lg);color:var(--color-text-muted);font-size:var(--font-size-sm);cursor:pointer;transition:border-color var(--transition-fast);min-width:280px;max-width:480px;flex:1}.app-header__search-trigger:hover{border-color:var(--color-primary)}.app-header__search-trigger-text{flex:1;text-align:left}.app-header__search-shortcut{font-size:var(--font-size-xs);font-family:var(--font-family);color:var(--color-text-muted);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:2px 6px;line-height:1}.search-modal__backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;z-index:200;display:flex;align-items:flex-start;justify-content:center;padding-top:12vh}.search-modal{width:100%;max-width:560px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden}.search-modal__input-wrap{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-md);border-bottom:1px solid var(--color-border)}.search-modal__icon{color:var(--color-text-muted);flex-shrink:0}.search-modal__input{flex:1;background:none;border:none;color:var(--color-text);font-size:var(--font-size-base);outline:none}.search-modal__input::placeholder{color:var(--color-text-muted)}.search-modal__esc{font-size:var(--font-size-xs);font-family:var(--font-family);color:var(--color-text-muted);background:var(--color-background);border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:2px 6px;line-height:1;flex-shrink:0}.search-modal__results{max-height:400px;overflow-y:auto;padding:var(--spacing-xs) 0}.search-modal__result{display:flex;align-items:center;gap:var(--spacing-sm);width:100%;padding:var(--spacing-sm) var(--spacing-md);background:none;border:none;color:var(--color-text);font-size:var(--font-size-sm);cursor:pointer;text-align:left;transition:background var(--transition-fast)}.search-modal__result:hover,.search-modal__result--selected{background:var(--color-surface-hover)}.search-modal__result-icon{color:var(--color-primary-light);flex-shrink:0}.search-modal__result-info{display:flex;flex-direction:column;gap:1px;min-width:0}.search-modal__result-name{color:var(--color-text-heading);font-weight:var(--font-weight-medium)}.search-modal__result-cat{color:var(--color-text-muted);font-size:var(--font-size-xs)}.search-modal__empty,.search-modal__hint{padding:var(--spacing-lg) var(--spacing-md);text-align:center;color:var(--color-text-muted);font-size:var(--font-size-sm)}.app-body{display:flex;flex:1;padding-top:var(--header-height)}.app-main{flex:1;margin-left:var(--sidebar-width);padding:var(--spacing-xl);min-height:calc(100vh - var(--header-height) - var(--footer-height));transition:margin-left var(--transition-normal)}.app-layout--collapsed .app-main{margin-left:var(--sidebar-collapsed-width)}.app-footer{margin-left:var(--sidebar-width);height:var(--footer-height);display:flex;align-items:center;justify-content:center;border-top:1px solid var(--color-border);color:var(--color-text-muted);font-size:var(--font-size-xs);transition:margin-left var(--transition-normal)}.app-layout--collapsed .app-footer{margin-left:var(--sidebar-collapsed-width)}.sidebar-overlay{display:none}@media(max-width:1023px){.app-header__toggle,.app-header__search-trigger{display:none}.app-layout{min-height:100dvh;min-height:-webkit-fill-available;overflow-x:hidden;width:100%}.app-body{overflow-x:hidden;width:100%}.app-main{margin-left:0;padding:var(--spacing-md);padding-bottom:calc(var(--spacing-md) + 64px + env(safe-area-inset-bottom,0px));min-height:auto;overflow-x:hidden;width:100%;max-width:100vw}.app-footer{display:none}.app-layout--collapsed .app-main,.app-layout--collapsed .app-footer{margin-left:0}.sidebar-overlay{display:none!important}}.sidebar{position:fixed;top:var(--header-height);left:0;bottom:0;width:var(--sidebar-width);background:var(--color-surface);border-right:1px solid var(--color-border);overflow-y:auto;overflow-x:hidden;z-index:50;transition:width var(--transition-normal);display:flex;flex-direction:column}.app-layout--collapsed .sidebar{width:var(--sidebar-collapsed-width)}.sidebar__search{padding:var(--spacing-sm) var(--spacing-sm);border-bottom:1px solid var(--color-border);flex-shrink:0}.sidebar__search-wrap{position:relative;display:flex;align-items:center}.sidebar__search-input{width:100%;padding:var(--spacing-sm) var(--spacing-md);background:var(--color-background);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text);font-size:var(--font-size-sm);transition:border-color var(--transition-fast)}.sidebar__search-input::placeholder{color:var(--color-text-muted)}.sidebar__search-input:focus{outline:none;border-color:var(--color-primary)}.sidebar__search-clear{position:absolute;right:4px;display:flex;align-items:center;justify-content:center;width:24px;height:24px;border:none;background:none;color:var(--color-text-muted);cursor:pointer;border-radius:var(--radius-sm);transition:color var(--transition-fast),background var(--transition-fast)}.sidebar__search-clear:hover{color:var(--color-text);background:var(--color-surface-hover)}.app-layout--collapsed .sidebar__search{display:none}.sidebar__nav{flex:1;overflow-y:auto;padding:var(--spacing-sm) 0}.sidebar__category{margin-bottom:var(--spacing-xs)}.sidebar__category-header{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);color:var(--color-text-muted);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);text-transform:uppercase;letter-spacing:.05em;cursor:pointer;-webkit-user-select:none;user-select:none;border:none;background:none;width:100%;text-align:left;transition:color var(--transition-fast)}.sidebar__category-header:hover{color:var(--color-text)}.sidebar__category-icon{width:20px;height:20px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.sidebar__category-icon svg{width:18px;height:18px}.sidebar__category-label{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.app-layout--collapsed .sidebar__category-label{display:none}.sidebar__category-chevron{transition:transform var(--transition-fast);flex-shrink:0}.sidebar__category-chevron--open{transform:rotate(90deg)}.app-layout--collapsed .sidebar__category-chevron{display:none}.sidebar__tools{overflow:hidden;max-height:0;transition:max-height var(--transition-normal)}.sidebar__tools--open{max-height:2000px}.app-layout--collapsed .sidebar__tools{display:none}.sidebar__tool-link{display:flex;align-items:center;gap:var(--spacing-sm);padding:6px var(--spacing-md) 6px calc(var(--spacing-md) + 28px);color:var(--color-text-muted);font-size:var(--font-size-sm);text-decoration:none;border-left:3px solid transparent;transition:all var(--transition-fast);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar__tool-link:hover{color:var(--color-text);background:var(--color-surface-hover);text-decoration:none}.sidebar__tool-link--active{color:var(--color-primary-light);background:var(--color-primary-subtle);border-left-color:var(--color-primary)}.app-layout--collapsed .sidebar__category-header{justify-content:center;padding:var(--spacing-sm);position:relative}.app-layout--collapsed .sidebar__category-header[data-tooltip]:hover:after{content:attr(data-tooltip);position:absolute;left:calc(100% + 8px);top:50%;transform:translateY(-50%);background:var(--color-surface-hover);color:var(--color-text);padding:4px 8px;border-radius:var(--radius-sm);font-size:var(--font-size-xs);white-space:nowrap;z-index:200;pointer-events:none;text-transform:none;font-weight:var(--font-weight-normal);letter-spacing:normal}.sidebar__flyout-overlay{position:fixed;top:0;left:0;right:0;bottom:0;z-index:199}.sidebar__flyout{position:fixed;left:var(--sidebar-collapsed-width);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:0 4px 16px #0003;z-index:200;overflow-y:auto;min-width:200px;padding:var(--spacing-xs) 0}.sidebar__flyout-title{padding:var(--spacing-sm) var(--spacing-md);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--color-border);margin-bottom:var(--spacing-xs)}.sidebar__flyout-link{display:block;padding:6px var(--spacing-md);color:var(--color-text-muted);font-size:var(--font-size-sm);text-decoration:none;white-space:nowrap;transition:all var(--transition-fast)}.sidebar__flyout-link:hover{color:var(--color-text);background:var(--color-surface-hover);text-decoration:none}.sidebar__flyout-link--active{color:var(--color-primary-light);background:var(--color-primary-subtle)}.sidebar__footer{flex-shrink:0;border-top:1px solid var(--color-border);padding:var(--spacing-sm) var(--spacing-md);display:flex;align-items:center;gap:var(--spacing-sm)}.sidebar__footer--collapsed{justify-content:center;padding:var(--spacing-sm)}.sidebar__footer-link{display:flex;align-items:center;gap:var(--spacing-sm);color:var(--color-text-muted);font-size:var(--font-size-sm);text-decoration:none;padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-md);transition:color var(--transition-fast),background var(--transition-fast)}.sidebar__footer-link:hover{color:var(--color-text);background:var(--color-surface-hover);text-decoration:none}.sidebar__footer-link--active{color:var(--color-primary-light)}.sidebar__footer-version{margin-left:auto;font-size:var(--font-size-xs);color:var(--color-text-muted);text-decoration:none;padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-md);transition:color var(--transition-fast),background var(--transition-fast)}.sidebar__footer-version:hover{color:var(--color-text);background:var(--color-surface-hover);text-decoration:none}.sidebar__footer-help-btn{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border:none;background:none;color:var(--color-text-muted);border-radius:var(--radius-md);cursor:pointer;transition:color var(--transition-fast),background var(--transition-fast);position:relative}.sidebar__footer-help-btn:hover{color:var(--color-text);background:var(--color-surface-hover)}.sidebar__footer-help-btn--open{color:var(--color-primary-light);background:var(--color-surface-hover)}.app-layout--collapsed .sidebar__footer-help-btn[data-tooltip]:hover:after{content:attr(data-tooltip);position:absolute;left:calc(100% + 8px);top:50%;transform:translateY(-50%);background:var(--color-surface-hover);color:var(--color-text);padding:4px 8px;border-radius:var(--radius-sm);font-size:var(--font-size-xs);white-space:nowrap;z-index:200;pointer-events:none}.app-layout--collapsed .sidebar__footer-help-btn--open[data-tooltip]:hover:after{display:none}.sidebar__flyout--footer{bottom:var(--spacing-sm);top:auto!important;max-height:none!important}.app-layout--collapsed .sidebar__category-header--flyout-open[data-tooltip]:hover:after{display:none}@media(max-width:1023px){.sidebar{display:none!important}}.tool-page-wrap{position:relative}.tool-page__fav{position:absolute;top:0;right:0;display:flex;align-items:center;justify-content:center;width:36px;height:36px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text-muted);cursor:pointer;transition:color var(--transition-fast),border-color var(--transition-fast),background var(--transition-fast);z-index:1}.tool-page__fav:hover{color:var(--color-primary-light);border-color:var(--color-primary)}.tool-page__fav--active{color:var(--color-primary-light);background:var(--color-primary-subtle);border-color:var(--color-primary)}.tool-page{max-width:var(--content-max-width);margin:0 auto}.tool-page__title{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-text-heading);margin-bottom:var(--spacing-sm);padding-right:44px}.tool-page__description{color:var(--color-text-muted);margin-bottom:var(--spacing-lg);font-size:var(--font-size-base);line-height:var(--line-height-relaxed)}.tool-page__section{margin-bottom:var(--spacing-lg)}.tool-page__label{display:block;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text);margin-bottom:var(--spacing-sm)}.tool-page__textarea{width:100%;min-height:180px;padding:var(--spacing-md);background:var(--color-background);border:1px solid var(--color-border);border-radius:var(--radius-lg);color:var(--color-text);font-family:var(--font-mono);font-size:var(--font-size-sm);line-height:var(--line-height-normal);resize:vertical;transition:border-color var(--transition-fast)}.tool-page__textarea::placeholder{color:var(--color-text-muted)}.tool-page__textarea:focus{outline:none;border-color:var(--color-primary)}.tool-page__textarea--output{background:var(--color-surface-alt)}.tool-page__controls{display:flex;flex-wrap:wrap;gap:var(--spacing-sm);margin-bottom:var(--spacing-lg)}.tool-page__actions{display:flex;flex-wrap:wrap;gap:var(--spacing-sm);margin-top:var(--spacing-md)}.tool-page__counters{display:flex;flex-wrap:wrap;gap:var(--spacing-md);margin-top:var(--spacing-md);padding:var(--spacing-sm) 0;border-top:1px solid var(--color-border)}.tool-page__counter{font-size:var(--font-size-xs);color:var(--color-text-muted)}.tool-page__counter-value{color:var(--color-text);font-weight:var(--font-weight-semibold)}.formatter-controls{display:flex;flex-wrap:wrap;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);margin-bottom:var(--spacing-md)}.formatter-controls__group{display:flex;align-items:center;gap:var(--spacing-sm)}.formatter-controls__label{font-size:var(--font-size-xs);color:var(--color-text-muted);white-space:nowrap}.formatter-controls__select{padding:4px 8px;background:var(--color-background);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);font-size:var(--font-size-xs);cursor:pointer}.formatter-controls__select:focus{outline:none;border-color:var(--color-primary)}.formatter-controls__toggle{display:flex;align-items:center;gap:var(--spacing-xs);cursor:pointer;font-size:var(--font-size-xs);color:var(--color-text-muted)}.formatter-controls__toggle input{accent-color:var(--color-primary)}.tool-page__dropzone{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:180px;padding:var(--spacing-xl);background:var(--color-background);border:2px dashed var(--color-border);border-radius:var(--radius-lg);cursor:pointer;transition:border-color var(--transition-fast),background var(--transition-fast);text-align:center;color:var(--color-text-muted)}.tool-page__dropzone:hover,.tool-page__dropzone--active{border-color:var(--color-primary);background:var(--color-primary-subtle)}.tool-page__dropzone-icon{font-size:2rem;margin-bottom:var(--spacing-sm)}.tool-page__preview{max-width:100%;max-height:400px;border-radius:var(--radius-md);margin-top:var(--spacing-md)}.generator-controls{display:flex;flex-wrap:wrap;gap:var(--spacing-md);padding:var(--spacing-md);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);margin-bottom:var(--spacing-md)}.generator-controls__field{display:flex;flex-direction:column;gap:var(--spacing-xs)}.generator-controls__field label{font-size:var(--font-size-xs);color:var(--color-text-muted)}.generator-controls__field input,.generator-controls__field select{padding:6px 10px;background:var(--color-background);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);font-size:var(--font-size-sm)}.generator-controls__field input:focus,.generator-controls__field select:focus{outline:none;border-color:var(--color-primary)}.tool-page__dual{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md)}@media(max-width:768px){.tool-page__fav{width:40px;height:40px}.tool-page__title{font-size:var(--font-size-lg);margin-bottom:var(--spacing-xs);padding-right:48px}.tool-page__description{font-size:var(--font-size-sm);margin-bottom:var(--spacing-md);padding-right:48px}.tool-page__textarea{min-height:120px}.tool-page__dual{grid-template-columns:1fr}.tool-page__controls,.tool-page__actions{flex-direction:column}.tool-page__actions .btn{width:100%;justify-content:center}.formatter-controls{flex-direction:column;align-items:flex-start}.generator-controls{flex-direction:column}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-xs);padding:8px 16px;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);border:1px solid transparent;border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;text-decoration:none;line-height:1}.btn:disabled{opacity:.5;cursor:not-allowed}.btn--primary{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.btn--primary:hover:not(:disabled){background:var(--color-primary-hover);border-color:var(--color-primary-hover)}.btn--secondary{background:var(--color-surface);color:var(--color-text);border-color:var(--color-border)}.btn--secondary:hover:not(:disabled){background:var(--color-surface-hover);border-color:var(--color-border-hover)}.btn--danger{background:transparent;color:var(--color-error);border-color:var(--color-border)}.btn--danger:hover:not(:disabled){background:#dc26261a;border-color:var(--color-error)}.btn--success{background:var(--color-success);color:#fff;border-color:var(--color-success)}.btn--sm{padding:4px 10px;font-size:var(--font-size-xs)}.btn--lg{padding:12px 24px;font-size:var(--font-size-base)}.btn--icon{padding:8px;width:36px;height:36px}.btn-group{display:flex;flex-wrap:wrap;gap:var(--spacing-sm)}.btn--copied{background:var(--color-success)!important;border-color:var(--color-success)!important;color:#fff!important}@media(max-width:1023px){.btn{min-height:44px;padding:10px 16px}.btn--sm{min-height:36px;padding:6px 12px}.btn--icon{min-height:44px;width:44px;height:44px}}.mobile-nav,.mn-overlay,.mn-info-backdrop,.mn-info-popover{display:none}@media(max-width:1023px){.mobile-nav{display:flex;position:fixed;bottom:0;left:0;right:0;height:64px;background:var(--color-surface);border-top:1px solid var(--color-border);z-index:100;padding-bottom:env(safe-area-inset-bottom,0px)}.mobile-nav__tab{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;border:none;background:none;color:var(--color-text-muted);cursor:pointer;padding:8px 4px;transition:color var(--transition-fast);-webkit-tap-highlight-color:transparent;position:relative}.mobile-nav__tab:active{background:var(--color-surface-hover);transform:scale(.95)}.mobile-nav__tab--active{color:var(--color-primary-light)}.mobile-nav__tab--active:after{content:"";position:absolute;top:0;left:25%;right:25%;height:2px;background:var(--color-primary);border-radius:0 0 2px 2px}.mobile-nav__tab-icon{display:flex;align-items:center;justify-content:center;line-height:1}.mobile-nav__tab-label{font-size:.6875rem;font-weight:var(--font-weight-semibold);line-height:1;letter-spacing:.02em}.mn-overlay{display:flex;flex-direction:column;position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;background:var(--color-background);animation:mnSlideUp .25s ease both}@keyframes mnSlideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes mnSlideDown{0%{transform:translateY(0)}to{transform:translateY(100%)}}.mn-overlay--hidden{transform:translateY(100%);animation:none;pointer-events:none;opacity:0}.mn-overlay--closing{animation:mnSlideDown .2s ease forwards}.mn-overlay--dragging{animation:none;transition:none}.mn-overlay__header{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);padding-top:calc(var(--spacing-sm) + env(safe-area-inset-top,0px));border-bottom:1px solid var(--color-border);flex-shrink:0;background:var(--color-surface);min-height:56px}.mn-overlay__title{flex:1;font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text-heading);margin:0}.mn-overlay__close{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border:none;background:none;color:var(--color-text-muted);cursor:pointer;border-radius:var(--radius-md);-webkit-tap-highlight-color:transparent;flex-shrink:0}.mn-overlay__close:active{background:var(--color-surface-hover)}.mn-overlay__back{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border:none;background:none;color:var(--color-text);cursor:pointer;border-radius:var(--radius-md);-webkit-tap-highlight-color:transparent;flex-shrink:0}.mn-overlay__back:active{background:var(--color-surface-hover)}.mn-overlay__cat-icon{font-size:1.25rem;line-height:1}.mn-overlay__cancel{border:none;background:none;color:var(--color-primary-light);font-size:var(--font-size-base);font-weight:var(--font-weight-medium);cursor:pointer;padding:var(--spacing-xs) var(--spacing-sm);-webkit-tap-highlight-color:transparent;flex-shrink:0}.mn-overlay__search-wrap{flex:1;display:flex;align-items:center;gap:var(--spacing-sm);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:0 var(--spacing-sm)}.mn-overlay__search-wrap svg{flex-shrink:0;color:var(--color-text-muted);width:18px;height:18px}.mn-overlay__search-input{flex:1;border:none;background:none;color:var(--color-text);font-size:var(--font-size-base);font-family:inherit;padding:10px 0;outline:none}.mn-overlay__search-input::placeholder{color:var(--color-text-muted)}.mn-overlay__search-bar{padding:var(--spacing-sm) var(--spacing-md);border-bottom:1px solid var(--color-border);flex-shrink:0;background:var(--color-surface)}.mn-overlay__filter-input{width:100%;padding:var(--spacing-sm) var(--spacing-md);background:var(--color-background);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text);font-size:var(--font-size-sm);font-family:inherit}.mn-overlay__filter-input::placeholder{color:var(--color-text-muted)}.mn-overlay__filter-input:focus{outline:none;border-color:var(--color-primary)}.mn-overlay__body{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain}.mn-overlay__empty{padding:var(--spacing-xxl) var(--spacing-md);text-align:center;color:var(--color-text-muted);font-size:var(--font-size-sm)}.mn-search-group{border-bottom:1px solid var(--color-border)}.mn-search-group__header{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background:var(--color-surface);position:sticky;top:0;z-index:1}.mn-search-group__icon{font-size:1rem;line-height:1}.mn-search-group__name{flex:1;font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-text-heading)}.mn-search-group__count{font-size:var(--font-size-xs);color:var(--color-text-muted);background:var(--color-surface-hover);padding:2px 8px;border-radius:var(--radius-full)}.mn-search-group__clear{font-size:var(--font-size-xs);color:var(--color-text-muted);background:none;border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:2px 10px;cursor:pointer;transition:color var(--transition-fast),border-color var(--transition-fast)}.mn-search-group__clear:hover{color:var(--color-primary-light);border-color:var(--color-primary)}.mn-tool-item{display:flex;flex-direction:column;padding:10px var(--spacing-md);color:var(--color-text);text-decoration:none;transition:background var(--transition-fast);border-left:3px solid transparent}.mn-tool-item:hover,.mn-tool-item:active{background:var(--color-surface-hover);text-decoration:none}.mn-tool-item--active{background:var(--color-primary-subtle);border-left-color:var(--color-primary)}.mn-tool-item--active .mn-tool-item__name{color:var(--color-primary-light)}.mn-tool-item__name{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);line-height:var(--line-height-tight)}.mn-tool-item__desc{font-size:var(--font-size-xs);color:var(--color-text-muted);margin-top:2px;line-height:var(--line-height-normal)}.mn-cat-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md);padding:var(--spacing-md)}.mn-cat-card{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--spacing-xs);padding:var(--spacing-lg) var(--spacing-sm);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast);-webkit-tap-highlight-color:transparent}.mn-cat-card:active{background:var(--color-surface-hover);border-color:var(--color-primary)}.mn-cat-card__icon{font-size:1.75rem;line-height:1}.mn-cat-card__name{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-text-heading);text-align:center}.mn-cat-card__count{font-size:var(--font-size-xs);color:var(--color-text-muted)}.mn-info-backdrop{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:149;background:transparent}.mn-info-popover{display:flex;flex-direction:column;position:fixed;bottom:calc(64px + env(safe-area-inset-bottom,0px) + var(--spacing-sm));right:var(--spacing-md);min-width:180px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:0 4px 24px #0003;z-index:150;animation:mnPopoverIn .15s ease both;overflow:hidden}@keyframes mnPopoverIn{0%{opacity:0;transform:scale(.9) translateY(8px)}to{opacity:1;transform:scale(1) translateY(0)}}.mn-info-popover__item{display:flex;align-items:center;gap:var(--spacing-sm);padding:12px var(--spacing-md);color:var(--color-text);text-decoration:none;font-size:var(--font-size-sm);transition:background var(--transition-fast)}.mn-info-popover__item:hover,.mn-info-popover__item:active{background:var(--color-surface-hover);text-decoration:none}.mn-info-popover__item svg{flex-shrink:0;color:var(--color-text-muted)}.mn-info-popover__version-label{flex:1}.mn-info-popover__version-value{color:var(--color-text-muted);font-size:var(--font-size-xs)}.mn-info-popover__divider{height:1px;background:var(--color-border)}.mn-browse-footer{margin-top:var(--spacing-md);padding:var(--spacing-md);border-top:1px solid var(--color-border)}.mn-browse-footer__item{display:flex;align-items:center;gap:var(--spacing-sm);padding:10px var(--spacing-sm);color:var(--color-text-muted);text-decoration:none;font-size:var(--font-size-sm);border-radius:var(--radius-md);transition:background var(--transition-fast)}.mn-browse-footer__item:hover,.mn-browse-footer__item:active{background:var(--color-surface-hover);text-decoration:none}.mn-browse-footer__item svg{flex-shrink:0;color:var(--color-text-muted)}.mn-browse-footer__version{margin-left:auto;font-size:var(--font-size-xs);color:var(--color-text-muted)}}.support__section{margin-bottom:var(--spacing-xl)}.support__section-title{font-size:var(--font-size-lg);font-weight:var(--font-weight-bold);color:var(--color-text-heading);margin-bottom:var(--spacing-md)}.support__card{padding:var(--spacing-lg);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg)}.support__text{font-size:var(--font-size-sm);color:var(--color-text);line-height:var(--line-height-relaxed);margin-bottom:var(--spacing-sm)}.support__text:last-child{margin-bottom:0}.support__text strong{color:var(--color-primary-light)}.support__faq-list{display:flex;flex-direction:column;gap:1px;border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden}.support__faq-item{background:var(--color-surface)}.support__faq-item+.support__faq-item{border-top:1px solid var(--color-border)}.support__faq-question{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-md);width:100%;padding:var(--spacing-md) var(--spacing-lg);background:none;border:none;color:var(--color-text);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);text-align:left;cursor:pointer;transition:background var(--transition-fast)}.support__faq-question:hover{background:var(--color-surface-hover)}.support__faq-chevron{flex-shrink:0;color:var(--color-text-muted);transition:transform var(--transition-fast)}.support__faq-item--open .support__faq-chevron{transform:rotate(180deg)}.support__faq-answer{padding:0 var(--spacing-lg) var(--spacing-md);font-size:var(--font-size-sm);color:var(--color-text-muted);line-height:var(--line-height-relaxed)}.support__form{display:flex;flex-direction:column;gap:var(--spacing-md)}.support__form-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md)}.support__form-field{display:flex;flex-direction:column;gap:var(--spacing-xs)}.support__form-field label{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text)}.support__form-field input,.support__form-field select,.support__form-field textarea{padding:var(--spacing-sm) var(--spacing-md);background:var(--color-background);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text);font-size:var(--font-size-sm);font-family:inherit;transition:border-color var(--transition-fast)}.support__form-field input::placeholder,.support__form-field textarea::placeholder{color:var(--color-text-muted)}.support__form-field input:focus,.support__form-field select:focus,.support__form-field textarea:focus{outline:none;border-color:var(--color-primary)}.support__form-field textarea{resize:vertical;min-height:120px}.support__form-field select{cursor:pointer}.support__form-submit{align-self:flex-start;padding:var(--spacing-sm) var(--spacing-xl);background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);cursor:pointer;transition:background var(--transition-fast)}.support__form-submit:hover{background:var(--color-primary-hover)}.support__form-success{padding:var(--spacing-sm) var(--spacing-md);background:var(--color-success);color:#fff;border-radius:var(--radius-md);font-size:var(--font-size-sm);text-align:center;margin-bottom:var(--spacing-md)}.support__form-error{padding:var(--spacing-sm) var(--spacing-md);background:#dc3545;color:#fff;border-radius:var(--radius-md);font-size:var(--font-size-sm);text-align:center;margin-bottom:var(--spacing-md)}.support__form-submit:disabled{opacity:.6;cursor:not-allowed}.support__footer-link{margin-top:var(--spacing-xl);padding-top:var(--spacing-lg);border-top:1px solid var(--color-border)}.support__footer-link a{color:var(--color-primary-light);font-size:var(--font-size-sm)}.support__footer-link a:hover{text-decoration:underline}@media(max-width:768px){.support__form-row{grid-template-columns:1fr}.support__form-submit{width:100%;text-align:center}.support__card,.support__faq-question{padding:var(--spacing-md)}.support__faq-answer{padding:0 var(--spacing-md) var(--spacing-md)}}.version-history__timeline{position:relative;padding-left:28px}.version-history__timeline:before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:var(--color-border)}.version-history__entry{position:relative;margin-bottom:var(--spacing-xl)}.version-history__dot{position:absolute;left:-28px;top:10px;width:16px;height:16px;border-radius:50%;background:var(--color-primary);border:3px solid var(--color-surface);box-shadow:0 0 0 2px var(--color-primary)}.version-history__card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-md) var(--spacing-lg)}.version-history__header{display:flex;align-items:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-md);flex-wrap:wrap}.version-history__version{font-size:var(--font-size-lg);font-weight:var(--font-weight-bold);color:var(--color-text-heading)}.version-history__badge{font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);color:var(--color-background);background:var(--color-primary-light);padding:2px 8px;border-radius:var(--radius-full)}.version-history__date{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-left:auto}.version-history__changes{list-style:none;padding:0;margin:0}.version-history__change{position:relative;padding:var(--spacing-xs) 0 var(--spacing-xs) var(--spacing-lg);color:var(--color-text);font-size:var(--font-size-sm);line-height:var(--line-height-normal)}.version-history__change:before{content:"";position:absolute;left:4px;top:12px;width:6px;height:6px;border-radius:50%;background:var(--color-text-muted)}@media(max-width:1023px){.version-history__timeline{padding-left:20px}.version-history__dot{left:-20px;width:12px;height:12px}.version-history__timeline:before{left:5px}.version-history__card{padding:var(--spacing-md)}.version-history__date{margin-left:0;width:100%}}.dashboard{max-width:1200px;margin:0 auto}.dashboard__section{margin-bottom:var(--spacing-2xl)}.dashboard__section--favorites{padding-bottom:var(--spacing-xl);border-bottom:1px solid var(--color-border);margin-bottom:var(--spacing-2xl)}.dashboard__section-title{display:flex;align-items:center;gap:var(--spacing-sm);font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text-heading);margin-bottom:var(--spacing-md)}.dashboard__section--favorites .dashboard__section-title{color:var(--color-primary-light)}.dashboard__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--spacing-md)}.dashboard__card{display:flex;flex-direction:column;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-md);text-decoration:none;color:var(--color-text);transition:border-color var(--transition-fast),box-shadow var(--transition-fast);cursor:pointer}.dashboard__card:hover{border-color:var(--color-primary);box-shadow:0 0 0 1px var(--color-primary);text-decoration:none}.dashboard__card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-sm)}.dashboard__card-icon{color:var(--color-primary-light)}.dashboard__card-fav{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border:none;background:transparent;color:var(--color-text-muted);border-radius:var(--radius-md);cursor:pointer;transition:color var(--transition-fast),background var(--transition-fast);flex-shrink:0}.dashboard__card-fav:hover{color:var(--color-primary-light);background:var(--color-primary-subtle)}.dashboard__card-fav--active{color:var(--color-primary-light)}.dashboard__card-fav--active:hover{color:var(--color-primary)}.dashboard__card-name{font-size:var(--font-size-base);font-weight:var(--font-weight-medium);color:var(--color-text-heading);margin-bottom:var(--spacing-xs)}.dashboard__card-desc{font-size:var(--font-size-sm);color:var(--color-text-muted);line-height:var(--line-height-normal);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.dashboard__empty{text-align:center;padding:var(--spacing-2xl);color:var(--color-text-muted);font-size:var(--font-size-lg)}@media(max-width:640px){.dashboard__grid{grid-template-columns:1fr}}@media(max-width:1023px){.dashboard__card-fav{width:44px;height:44px}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family);font-size:var(--font-size-sm);line-height:var(--line-height-normal);color:var(--color-text);background-color:var(--color-background);min-height:100vh}#root{min-height:100vh;display:flex;flex-direction:column}h1,h2,h3,h4,h5,h6{color:var(--color-text-heading);font-weight:var(--font-weight-semibold);line-height:var(--line-height-tight)}a{color:var(--color-primary-light);text-decoration:none}a:hover{text-decoration:underline}input,textarea,select,button{font-family:inherit;font-size:inherit}textarea{resize:vertical}::selection{background-color:var(--color-primary-subtle);color:var(--color-text-heading)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-background)}::-webkit-scrollbar-thumb{background:var(--color-surface-hover);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}@media(max-width:1023px){html{-webkit-text-size-adjust:100%;text-size-adjust:100%;overflow-x:hidden}body{min-height:100dvh;min-height:-webkit-fill-available;overflow-x:hidden;width:100%;max-width:100vw}#root{min-height:100dvh;min-height:-webkit-fill-available;overflow-x:hidden;width:100%}input,textarea,select{font-size:16px!important;max-width:100%}textarea{resize:none}.tool-page,.tool-page__section{max-width:100%;overflow-x:hidden}.tool-page input,.tool-page select,.tool-page div{max-width:100%;box-sizing:border-box}}