pre code.hljs{display:block;overflow-x:auto;padding:1em}code.hljs{padding:3px 5px}/*!
  Theme: GitHub Dark
  Description: Dark theme as seen on github.com
  Author: github.com
  Maintainer: @Hirse
  Updated: 2021-05-15

  Outdated base version: https://github.com/primer/github-syntax-dark
  Current colors taken from GitHub's CSS
*/.hljs{color:#c9d1d9;background:#0d1117}.hljs-doctag,.hljs-keyword,.hljs-meta .hljs-keyword,.hljs-template-tag,.hljs-template-variable,.hljs-type,.hljs-variable.language_{color:#ff7b72}.hljs-title,.hljs-title.class_,.hljs-title.class_.inherited__,.hljs-title.function_{color:#d2a8ff}.hljs-attr,.hljs-attribute,.hljs-literal,.hljs-meta,.hljs-number,.hljs-operator,.hljs-variable,.hljs-selector-attr,.hljs-selector-class,.hljs-selector-id{color:#79c0ff}.hljs-regexp,.hljs-string,.hljs-meta .hljs-string{color:#a5d6ff}.hljs-built_in,.hljs-symbol{color:#ffa657}.hljs-comment,.hljs-code,.hljs-formula{color:#8b949e}.hljs-name,.hljs-quote,.hljs-selector-tag,.hljs-selector-pseudo{color:#7ee787}.hljs-subst{color:#c9d1d9}.hljs-section{color:#1f6feb;font-weight:700}.hljs-bullet{color:#f2cc60}.hljs-emphasis{color:#c9d1d9;font-style:italic}.hljs-strong{color:#c9d1d9;font-weight:700}.hljs-addition{color:#aff5b4;background-color:#033a16}.hljs-deletion{color:#ffdcd7;background-color:#67060c}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;min-height:100vh;transition:background-color .3s ease,color .3s ease}:root{--bg-primary: #0d1117;--bg-secondary: #161b22;--bg-tertiary: #1c2128;--bg-elevated: #21262d;--bg-overlay: rgba(0, 0, 0, .5);--border-default: #30363d;--border-muted: #21262d;--border-accent: #388bfd40;--text-primary: #e6edf3;--text-secondary: #8b949e;--text-tertiary: #6e7681;--text-link: #58a6ff;--text-on-accent: #ffffff;--accent: #58a6ff;--accent-hover: #79c0ff;--accent-muted: #388bfd33;--accent-subtle: #1f6feb26;--success: #3fb950;--warning: #d29922;--danger: #f85149;--code-bg: #161b22;--code-border: #30363d;--code-text: #c9d1d9;--code-inline-bg: #343942;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 3px 6px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px rgba(88, 166, 255, .15);--scrollbar-track: #161b22;--scrollbar-thumb: #30363d;--scrollbar-thumb-hover: #484f58;--tab-grad: rgba(88, 166, 255, .07);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-full: 9999px;--header-height: 56px;--transition-speed: .3s}body.latte{--bg-primary: #faf6f1;--bg-secondary: #f3ece4;--bg-tertiary: #ede4d9;--bg-elevated: #fff9f3;--bg-overlay: rgba(60, 36, 21, .2);--border-default: #ddd0c1;--border-muted: #e8ddd0;--border-accent: #b5651d40;--text-primary: #3c2415;--text-secondary: #6b4f3a;--text-tertiary: #907561;--text-link: #9e4a1a;--text-on-accent: #ffffff;--accent: #b5651d;--accent-hover: #c97a2e;--accent-muted: #b5651d22;--accent-subtle: #b5651d11;--code-bg: #f0e6d8;--code-border: #ddd0c1;--code-text: #4a3425;--code-inline-bg: #ede0cf;--shadow-sm: 0 1px 2px rgba(60, 36, 21, .06);--shadow-md: 0 3px 8px rgba(60, 36, 21, .08);--shadow-lg: 0 8px 24px rgba(60, 36, 21, .1);--shadow-glow: 0 0 20px rgba(181, 101, 29, .12);--tab-grad: rgba(181, 101, 29, .07);--scrollbar-track: #f3ece4;--scrollbar-thumb: #d4c4b0;--scrollbar-thumb-hover: #bfac94}body{background-color:var(--bg-primary);color:var(--text-primary)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--scrollbar-track)}::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);border-radius:var(--radius-full);border:2px solid var(--scrollbar-track)}::-webkit-scrollbar-thumb:hover{background:var(--scrollbar-thumb-hover)}*{scrollbar-width:thin;scrollbar-color:var(--scrollbar-thumb) var(--scrollbar-track)}.app{display:flex;flex-direction:column;height:100vh;width:100%;overflow:hidden;transition:background-color var(--transition-speed) ease}.header-group{position:sticky;top:0;z-index:100;background-color:var(--bg-secondary);border-bottom:1px solid var(--border-default);box-shadow:var(--shadow-sm);transition:background-color var(--transition-speed) ease,border-color var(--transition-speed) ease,box-shadow var(--transition-speed) ease}.header{display:flex;align-items:center;gap:16px;height:var(--header-height);padding:0 20px;transition:background-color var(--transition-speed) ease}.header__logo{display:flex;align-items:center;gap:8px;font-family:Noto Sans,sans-serif;font-size:1.2rem;font-weight:500;color:var(--text-primary);letter-spacing:-.02em;white-space:nowrap;transition:color var(--transition-speed) ease}.header__logo strong{font-weight:800}.header__logo-icon{color:var(--accent);transition:color var(--transition-speed) ease}.header__spacer{flex:1}.header__actions{display:flex;align-items:center;gap:8px;margin-left:auto}.upload-zone{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;gap:16px;max-width:560px;margin:0 auto;padding:60px 40px;border:2px dashed var(--border-default);border-radius:var(--radius-lg);background-color:var(--bg-secondary);cursor:pointer;transition:border-color var(--transition-speed) ease,background-color var(--transition-speed) ease,box-shadow var(--transition-speed) ease,transform var(--transition-speed) ease;-webkit-user-select:none;user-select:none;position:relative}.upload-zone:hover{border-color:var(--accent);background-color:var(--accent-subtle);box-shadow:var(--shadow-glow);transform:translateY(-2px)}.upload-zone.dragging{border-color:var(--accent);background-color:var(--accent-muted);box-shadow:var(--shadow-glow),0 0 40px #58a6ff1a;animation:upload-pulse 1.5s ease-in-out infinite;transform:scale(1.01)}body.latte .upload-zone.dragging{box-shadow:var(--shadow-glow),0 0 40px #b5651d14}@keyframes upload-pulse{0%,to{box-shadow:var(--shadow-glow)}50%{box-shadow:0 0 30px #58a6ff40}}body.latte .upload-zone.dragging{animation-name:upload-pulse-latte}@keyframes upload-pulse-latte{0%,to{box-shadow:var(--shadow-glow)}50%{box-shadow:0 0 30px #b5651d2e}}.upload-zone__icon{color:var(--text-tertiary);transition:color var(--transition-speed) ease,transform var(--transition-speed) ease}.upload-zone:hover .upload-zone__icon,.upload-zone.dragging .upload-zone__icon{color:var(--accent);transform:translateY(-4px)}.upload-zone__title{font-size:1.125rem;font-weight:600;color:var(--text-primary);transition:color var(--transition-speed) ease}.upload-zone__subtitle{font-size:.875rem;color:var(--text-tertiary);text-align:center;transition:color var(--transition-speed) ease}.upload-zone__filetypes{display:flex;gap:6px;margin-top:4px}.upload-zone__filetypes span{font-size:.75rem;font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;color:var(--text-tertiary);background-color:var(--bg-tertiary);padding:2px 8px;border-radius:var(--radius-sm);border:1px solid var(--border-muted);transition:background-color var(--transition-speed) ease,border-color var(--transition-speed) ease,color var(--transition-speed) ease}.upload-zone-wrapper{display:flex;align-items:center;justify-content:center;flex:1;padding:40px 20px}.upload-toast{position:absolute;top:calc(100% + 14px);left:50%;transform:translate(-50%);font-size:.8125rem;font-weight:500;color:var(--danger);background-color:var(--bg-secondary);border:1px solid var(--danger);border-radius:var(--radius-md);padding:10px 20px;text-align:center;white-space:nowrap;animation:toast-enter .3s ease forwards}@keyframes toast-enter{0%{opacity:0;transform:translate(-50%) translateY(-8px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.viewer{flex:1;max-width:860px;width:100%;margin:0 auto;padding:32px 40px 60px;overflow-y:auto;transition:background-color var(--transition-speed) ease,color var(--transition-speed) ease}.viewer.raw{font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;font-size:.875rem;line-height:1.7;white-space:pre-wrap;word-break:break-word;color:var(--code-text);background-color:var(--code-bg);border-radius:var(--radius-md);border:1px solid var(--code-border);margin:20px auto;padding:24px;max-width:860px}.editor-layout{display:flex;flex:1;min-height:0;overflow:hidden}.editor-panel{flex:1;display:flex;flex-direction:column;border-right:1px solid var(--border-default);min-width:0;min-height:0;overflow:hidden;transition:border-color var(--transition-speed) ease}.editor-panel__label{font-size:.8125rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-tertiary);transition:color var(--transition-speed) ease}.editor-panel textarea{flex:1;overflow-y:auto;width:100%;padding:20px;border:none;outline:none;resize:none;font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;font-size:.875rem;line-height:1.7;color:var(--text-primary);background-color:var(--bg-primary);-moz-tab-size:2;tab-size:2;transition:background-color var(--transition-speed) ease,color var(--transition-speed) ease}.editor-panel textarea::placeholder{color:var(--text-tertiary)}.preview-panel{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0;min-height:0}.preview-panel__header{display:flex;align-items:center;padding:10.9px 16px;background-color:var(--bg-tertiary);border-bottom:1px solid var(--border-muted);flex-shrink:0;transition:background-color var(--transition-speed) ease,border-color var(--transition-speed) ease}.preview-panel__label{font-size:.8125rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-tertiary);transition:color var(--transition-speed) ease}.preview-panel .viewer{flex:1;overflow-y:auto;padding:20px;margin:0}.toggle-switch{display:inline-flex;align-items:center;gap:8px;padding:0;background:transparent;border:none;font-family:inherit;cursor:pointer;-webkit-user-select:none;user-select:none}.toggle-switch__label{font-size:.8125rem;font-weight:500;color:var(--text-secondary);transition:color var(--transition-speed) ease;white-space:nowrap}.toggle-switch__label--active{color:var(--text-primary)}.toggle-switch__track{position:relative;width:40px;height:22px;background-color:var(--bg-tertiary);border:1px solid var(--border-default);border-radius:var(--radius-full);transition:background-color var(--transition-speed) ease,border-color var(--transition-speed) ease}.toggle-switch__track--checked{background-color:var(--accent-muted);border-color:var(--accent)}.toggle-switch__thumb{position:absolute;top:2px;left:2px;width:16px;height:16px;background-color:var(--text-secondary);border-radius:50%;transition:transform var(--transition-speed) ease,background-color var(--transition-speed) ease}.toggle-switch__track--checked .toggle-switch__thumb{transform:translate(18px);background-color:var(--accent)}.theme-toggle{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;padding:0;background:transparent;border:1px solid var(--border-default);border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;transition:background-color var(--transition-speed) ease,border-color var(--transition-speed) ease,color var(--transition-speed) ease,transform .15s ease}.theme-toggle:hover{background-color:var(--accent-subtle);border-color:var(--accent);color:var(--accent);transform:scale(1.05)}.theme-toggle:active{transform:scale(.95)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:6px 14px;font-size:.875rem;font-weight:500;font-family:inherit;line-height:1.4;color:var(--text-primary);background-color:var(--bg-tertiary);border:1px solid var(--border-default);border-radius:var(--radius-md);cursor:pointer;white-space:nowrap;transition:background-color var(--transition-speed) ease,border-color var(--transition-speed) ease,color var(--transition-speed) ease,box-shadow var(--transition-speed) ease,transform .15s ease}.btn:hover{background-color:var(--bg-elevated);border-color:var(--text-tertiary)}.btn:active{transform:scale(.97)}.btn-primary{color:var(--text-on-accent);background-color:var(--accent);border-color:var(--accent)}.btn-primary:hover{background-color:var(--accent-hover);border-color:var(--accent-hover);box-shadow:var(--shadow-glow)}.btn-icon{padding:6px;min-width:36px;min-height:36px}.viewer h1,.viewer h2,.viewer h3,.viewer h4,.viewer h5,.viewer h6{margin-top:1.5em;margin-bottom:.5em;font-weight:600;line-height:1.3;color:var(--text-primary);transition:color var(--transition-speed) ease}.viewer h1{font-size:2rem;padding-bottom:.3em;border-bottom:1px solid var(--border-default)}.viewer h2{font-size:1.5rem;padding-bottom:.25em;border-bottom:1px solid var(--border-muted)}.viewer h3{font-size:1.25rem}.viewer h4{font-size:1rem}.viewer h5{font-size:.875rem;text-transform:uppercase;letter-spacing:.04em}.viewer h6{font-size:.8125rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.04em}.viewer p{margin-bottom:1em;color:var(--text-primary);transition:color var(--transition-speed) ease}.viewer a{color:var(--text-link);text-decoration:none;border-bottom:1px solid transparent;transition:color var(--transition-speed) ease,border-color var(--transition-speed) ease}.viewer a:hover{border-bottom-color:var(--text-link)}.viewer code{font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;font-size:.85em;padding:.15em .4em;background-color:var(--code-inline-bg);border-radius:var(--radius-sm);color:var(--code-text);transition:background-color var(--transition-speed) ease,color var(--transition-speed) ease}.viewer pre{margin:1em 0;padding:16px 20px;background-color:var(--code-bg);border:1px solid var(--code-border);border-radius:var(--radius-md);overflow-x:auto;transition:background-color var(--transition-speed) ease,border-color var(--transition-speed) ease}.viewer pre code{padding:0;background:transparent;border-radius:0;font-size:.85rem;line-height:1.6;color:var(--code-text)}.viewer blockquote{margin:1em 0;padding:.5em 1em;border-left:4px solid var(--accent);background-color:var(--accent-subtle);color:var(--text-secondary);border-radius:0 var(--radius-sm) var(--radius-sm) 0;transition:border-color var(--transition-speed) ease,background-color var(--transition-speed) ease,color var(--transition-speed) ease}.viewer blockquote p{margin-bottom:.25em;color:inherit}.viewer blockquote p:last-child{margin-bottom:0}.viewer ul,.viewer ol{margin:.5em 0 1em;padding-left:1.75em}.viewer ul{list-style-type:disc}.viewer ul ul{list-style-type:circle}.viewer ul ul ul{list-style-type:square}.viewer ol{list-style-type:decimal}.viewer li{margin-bottom:.25em;color:var(--text-primary);transition:color var(--transition-speed) ease}.viewer li>p{margin-bottom:.25em}.viewer ul.contains-task-list{list-style:none;padding-left:0}.viewer li.task-list-item{display:flex;align-items:baseline;gap:8px}.viewer li.task-list-item input[type=checkbox]{accent-color:var(--accent);margin:0}.viewer table{width:100%;margin:1em 0;border-collapse:collapse;border:1px solid var(--border-default);border-radius:var(--radius-md);overflow:hidden;transition:border-color var(--transition-speed) ease}.viewer thead{background-color:var(--bg-tertiary);transition:background-color var(--transition-speed) ease}.viewer th{font-weight:600;text-align:left;padding:10px 14px;border-bottom:2px solid var(--border-default);color:var(--text-primary);font-size:.875rem;transition:border-color var(--transition-speed) ease,color var(--transition-speed) ease}.viewer td{padding:8px 14px;border-bottom:1px solid var(--border-muted);color:var(--text-primary);font-size:.875rem;transition:border-color var(--transition-speed) ease,color var(--transition-speed) ease}.viewer tbody tr:nth-child(2n){background-color:var(--bg-secondary);transition:background-color var(--transition-speed) ease}.viewer tbody tr:hover{background-color:var(--accent-subtle)}.viewer img{max-width:100%;height:auto;border-radius:var(--radius-md);margin:.5em 0}.viewer hr{margin:2em 0;border:none;height:2px;background:linear-gradient(90deg,transparent,var(--border-default) 20%,var(--border-default) 80%,transparent)}.viewer strong{font-weight:600;color:var(--text-primary)}.viewer em{font-style:italic}.viewer dl{margin:1em 0}.viewer dt{font-weight:600;color:var(--text-primary);margin-top:.5em}.viewer dd{margin-left:1.5em;color:var(--text-secondary)}.viewer del{color:var(--text-tertiary);text-decoration:line-through}.viewer .footnotes{margin-top:2em;padding-top:1em;border-top:1px solid var(--border-muted);font-size:.875rem;color:var(--text-secondary)}.viewer pre code.hljs{background:transparent;padding:0}.viewer .mermaid-diagram{display:flex;justify-content:center;margin:1rem 0;overflow-x:auto}.viewer .mermaid-diagram svg{max-width:100%;height:auto}.viewer .mermaid-error{border-color:#f85149}@media(max-width:768px){.header{gap:10px;padding:0 12px;height:48px}.header__logo{font-size:1rem}.tab__name{max-width:100px}.md-toolbar{gap:1px;padding:0 6px;overflow-x:auto;flex-shrink:1;justify-content:flex-start;scrollbar-width:none}.md-toolbar::-webkit-scrollbar{display:none}.md-toolbar__btn{width:24px;height:24px;flex-shrink:0}.md-toolbar__sep{margin:0 2px}.editor-layout{flex-direction:column}.editor-panel{border-right:none;border-bottom:1px solid var(--border-default);min-height:40vh}.preview-panel{min-height:40vh}.viewer{padding:20px 16px 40px}.viewer.raw{margin:12px;padding:16px}.upload-zone{padding:40px 24px}.upload-zone-wrapper{padding:24px 16px}.toggle-switch__label{font-size:.75rem}}@media(max-width:480px){.tab__name{max-width:80px;font-size:.75rem}.toggle-switch__label{display:none}.footer{flex-direction:column;gap:4px;text-align:center}}::selection{background-color:var(--accent-muted);color:var(--text-primary)}body.latte ::selection{background-color:#b5651d33}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:var(--radius-sm)}.main-content{display:flex;flex-direction:column;flex:1;min-height:0;overflow:hidden;position:relative}.viewer-wrapper{position:relative;flex:1;min-height:0;overflow-y:auto}.viewer-toolbar{position:fixed;top:calc(var(--header-height) + 48px);right:24px;z-index:50;display:flex;align-items:center;gap:10px;opacity:.75;transition:opacity .15s ease}.viewer-toolbar:hover{opacity:1}.viewer-toolbar__separator{width:1px;height:20px;background-color:var(--border-default);transition:background-color var(--transition-speed) ease}.editor-panel__header{display:flex;align-items:center;justify-content:space-between;padding:8px 16px;background-color:var(--bg-tertiary);border-bottom:1px solid var(--border-muted);flex-shrink:0;transition:background-color var(--transition-speed) ease,border-color var(--transition-speed) ease}.editor-panel__actions{display:flex;gap:6px}.editor-action{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;padding:0;border:none;border-radius:var(--radius-sm);background:transparent;cursor:pointer;transition:background-color .15s ease,color .15s ease,transform .15s ease}.editor-action:active{transform:scale(.9)}.editor-action--save{color:var(--success)}.editor-action--save:hover{background-color:var(--success);color:var(--bg-primary)}.editor-action--discard{color:var(--danger)}.editor-action--discard:hover{background-color:var(--danger);color:var(--bg-primary)}.md-toolbar{display:flex;align-items:center;gap:2px;flex:1;justify-content:center;padding:0 12px}.md-toolbar__btn{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;padding:0;background:transparent;border:none;border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;transition:background-color .15s ease,color .15s ease}.md-toolbar__btn:hover{background-color:var(--accent-subtle);color:var(--text-primary)}.md-toolbar__btn:active{transform:scale(.92)}.md-toolbar__btn--dropdown{gap:1px;width:auto;padding:0 4px}.md-toolbar__sep{width:1px;height:16px;margin:0 4px;background-color:var(--border-default);flex-shrink:0;transition:background-color var(--transition-speed) ease}.md-toolbar__dropdown{position:relative}.md-toolbar__dropdown-menu{position:absolute;top:calc(100% + 4px);left:50%;transform:translate(-50%);z-index:60;display:flex;flex-direction:column;min-width:120px;background-color:var(--bg-secondary);border:1px solid var(--border-default);border-radius:var(--radius-md);box-shadow:var(--shadow-md);padding:4px;animation:md-dropdown-enter .12s ease forwards}@keyframes md-dropdown-enter{0%{opacity:0;transform:translate(-50%) translateY(-4px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.md-toolbar__dropdown-item{display:block;width:100%;padding:5px 10px;font-size:.8125rem;font-family:inherit;font-weight:500;color:var(--text-secondary);background:transparent;border:none;border-radius:var(--radius-sm);cursor:pointer;text-align:left;transition:background-color .1s ease,color .1s ease}.md-toolbar__dropdown-item:hover{background-color:var(--accent-subtle);color:var(--text-primary)}.slide-in{display:flex;flex-direction:column;flex:1;min-height:0;overflow:hidden;animation:slide-in-enter .3s ease forwards}@keyframes slide-in-enter{0%{opacity:0}to{opacity:1}}.tab-bar{position:relative;display:flex;align-items:center;gap:0;padding:0 12px;background-color:var(--bg-tertiary);border-top:1px solid var(--border-muted);overflow:visible;transition:background-color var(--transition-speed) ease,border-color var(--transition-speed) ease}.tab-bar__tabs{display:flex;align-items:stretch;overflow-x:auto;flex:1;gap:1px;scrollbar-width:none}.tab-bar__tabs::-webkit-scrollbar{display:none}.tab{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;font-size:.8125rem;font-family:inherit;font-weight:500;color:var(--text-tertiary);background:transparent;border:none;border-bottom:2px solid transparent;cursor:pointer;white-space:nowrap;-webkit-user-select:none;user-select:none;transition:color var(--transition-speed) ease,background var(--transition-speed) ease,border-color var(--transition-speed) ease}.tab{background:linear-gradient(135deg,var(--tab-grad) 0%,transparent 100%)}.tab:hover{color:var(--text-secondary);background:var(--bg-secondary)}.tab--active{color:var(--text-primary);background:var(--bg-primary);border-bottom-color:var(--accent)}.tab--drop-target{background:var(--accent-subtle);border-bottom-color:var(--accent)}.tab__name{max-width:160px;overflow:hidden;text-overflow:ellipsis}.tab__close{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:var(--radius-sm);color:var(--text-tertiary);opacity:0;transition:opacity .15s ease,background-color .15s ease,color .15s ease}.tab:hover .tab__close,.tab--active .tab__close{opacity:1}.tab__close:hover{background-color:var(--danger);color:#fff}.tab-bar__add{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;margin-left:4px;flex-shrink:0;padding:0;background:transparent;border:1px solid transparent;border-radius:var(--radius-sm);color:var(--text-tertiary);cursor:pointer;transition:background-color var(--transition-speed) ease,border-color var(--transition-speed) ease,color var(--transition-speed) ease}.tab-bar__add:hover{background-color:var(--bg-secondary);border-color:var(--border-default);color:var(--accent)}.tab-bar__toast{position:absolute;left:50%;transform:translate(-50%);top:calc(100% + 8px);z-index:50;font-size:.8125rem;font-weight:500;color:var(--danger);background-color:var(--bg-secondary);border:1px solid var(--danger);border-radius:0 0 var(--radius-md) var(--radius-md);padding:8px 16px;white-space:nowrap;animation:tab-toast-enter .3s ease forwards}@keyframes tab-toast-enter{0%{opacity:0;transform:translate(-50%) translateY(-8px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.footer{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;font-size:.8125rem;color:var(--text-tertiary);background-color:var(--bg-secondary);border-top:1px solid var(--border-muted);transition:background-color var(--transition-speed) ease,border-color var(--transition-speed) ease,color var(--transition-speed) ease}.footer a{color:var(--text-link);text-decoration:none;transition:color var(--transition-speed) ease}.footer a:hover{text-decoration:underline}.footer__privacy{color:var(--text-tertiary);text-decoration:none;transition:color var(--transition-speed) ease}.footer__privacy:hover{color:var(--text-link);text-decoration:underline}.confirm-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:flex;align-items:center;justify-content:center;background-color:var(--bg-overlay);animation:confirm-fade-in .15s ease forwards}@keyframes confirm-fade-in{0%{opacity:0}to{opacity:1}}.confirm-modal{background-color:var(--bg-secondary);border:1px solid var(--border-default);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:24px;max-width:380px;width:calc(100% - 32px);animation:confirm-scale-in .2s cubic-bezier(.16,1,.3,1) forwards}@keyframes confirm-scale-in{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.confirm-modal__message{font-size:.9375rem;line-height:1.5;color:var(--text-primary);margin-bottom:20px;text-align:center;transition:color var(--transition-speed) ease}.confirm-modal__actions{display:flex;justify-content:center;gap:8px}.confirm-modal__cancel{color:var(--text-secondary);border-color:var(--border-default)}.confirm-modal__confirm{color:var(--text-on-accent);background-color:var(--danger);border-color:var(--danger)}.confirm-modal__confirm:hover{background-color:#f97583;border-color:#f97583}.not-found{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;gap:16px;padding:60px 24px;text-align:center;animation:not-found-fade-in .4s ease forwards}@keyframes not-found-fade-in{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.not-found__code{font-size:7rem;font-weight:800;line-height:1;letter-spacing:-.04em;color:var(--accent);opacity:.85;transition:color var(--transition-speed) ease}.not-found__title{font-size:1.5rem;font-weight:600;color:var(--text-primary);margin:0;transition:color var(--transition-speed) ease}.not-found__message{font-size:.9375rem;color:var(--text-secondary);max-width:360px;transition:color var(--transition-speed) ease}.not-found__home{margin-top:8px;text-decoration:none}@media(max-width:480px){.not-found__code{font-size:5rem}.not-found__title{font-size:1.25rem}}.privacy-scroll{overflow-y:auto}.privacy{max-width:760px;width:100%;margin:0 auto;padding:40px 40px 60px;animation:not-found-fade-in .4s ease forwards}.privacy__heading{font-size:2rem;font-weight:700;color:var(--text-primary);margin-bottom:4px;transition:color var(--transition-speed) ease}.privacy__effective{font-size:.875rem;color:var(--text-tertiary);margin-bottom:32px;transition:color var(--transition-speed) ease}.privacy__section{margin-bottom:28px}.privacy__section h2{font-size:1.25rem;font-weight:600;color:var(--text-primary);margin-bottom:10px;padding-bottom:6px;border-bottom:1px solid var(--border-muted);transition:color var(--transition-speed) ease,border-color var(--transition-speed) ease}.privacy__section h3{font-size:1.0625rem;font-weight:600;color:var(--text-primary);margin-top:18px;margin-bottom:8px;transition:color var(--transition-speed) ease}.privacy__section p{font-size:.9375rem;line-height:1.7;color:var(--text-secondary);margin-bottom:12px;transition:color var(--transition-speed) ease}.privacy__section ul{list-style-type:disc;padding-left:1.75em;margin-bottom:12px}.privacy__section li{font-size:.9375rem;line-height:1.7;color:var(--text-secondary);margin-bottom:4px;transition:color var(--transition-speed) ease}.privacy__section a{color:var(--text-link);text-decoration:none;transition:color var(--transition-speed) ease}.privacy__section a:hover{text-decoration:underline}@media(max-width:768px){.privacy{padding:24px 20px 40px}.privacy__heading{font-size:1.5rem}}@media(max-width:480px){.privacy{padding:20px 16px 32px}}