:root{--stx-body-bg: #f5f5f5;--stx-body-fg: #1f1f1f;--stx-content-bg: #f5f5f5;--stx-header-bg: linear-gradient(180deg, #0066b8 0%, #0078d4 100%);--stx-header-fg: #ffffff;--stx-header-title: #ffffff;--stx-header-shadow: 0 1px 3px rgba(0, 0, 0, .12);--stx-header-mark-bg: rgba(255, 255, 255, .18);--stx-header-mark-border: rgba(255, 255, 255, .3);--stx-header-mark-fg: #ffffff;--stx-header-chip-bg: rgba(255, 255, 255, .15);--stx-header-chip-border: rgba(255, 255, 255, .35);--stx-header-chip-bg-hover: rgba(255, 255, 255, .25);--stx-header-chip-border-hover: rgba(255, 255, 255, .55);--stx-header-focus-ring: #ffffff;--stx-nav-bg: #ffffff;--stx-nav-border: #e5e5e5;--stx-nav-fg: #424242;--stx-nav-icon: #707070;--stx-nav-hover-bg: #f4f4f4;--stx-nav-hover-fg: #1f1f1f;--stx-nav-hover-icon: #424242;--stx-nav-active-bg: #e6f1fa;--stx-nav-active-fg: #0066b8;--stx-nav-active-icon: #0078d4;--stx-nav-active-border: #0078d4;--stx-card-bg: #ffffff;--stx-card-shadow: 0 1px 3px rgba(0, 0, 0, .08), 0 1px 2px rgba(0, 0, 0, .04);--stx-stat-value: #0078d4;--stx-stat-warning: #d13438;--stx-stat-success: #0e7c16;--stx-stat-neutral: #424242;--stx-stat-label: #605e5c;--stx-dropzone-border-active: #4b9d24}:root[data-theme=dark]{--stx-body-bg: #101418;--stx-body-fg: #eef2f6;--stx-content-bg: #14181e;--stx-header-bg: #151a21;--stx-header-fg: #dee5ec;--stx-header-title: #56a5e2;--stx-header-shadow: 0 1px 0 #262e38;--stx-header-mark-bg: rgba(255, 255, 255, .06);--stx-header-mark-border: rgba(255, 255, 255, .14);--stx-header-mark-fg: #ccd4dc;--stx-header-chip-bg: rgba(255, 255, 255, .06);--stx-header-chip-border: rgba(255, 255, 255, .16);--stx-header-chip-bg-hover: rgba(255, 255, 255, .12);--stx-header-chip-border-hover: rgba(255, 255, 255, .28);--stx-header-focus-ring: #56a5e2;--stx-nav-bg: #171c22;--stx-nav-border: #262e38;--stx-nav-fg: #ccd4dc;--stx-nav-icon: #99a3b0;--stx-nav-hover-bg: #242b34;--stx-nav-hover-fg: #eef2f6;--stx-nav-hover-icon: #ccd4dc;--stx-nav-active-bg: #15304b;--stx-nav-active-fg: #5eb2ec;--stx-nav-active-icon: #5eb2ec;--stx-nav-active-border: #3a96de;--stx-card-bg: #1d232b;--stx-card-shadow: 0 0 0 1px rgba(255, 255, 255, .06), 0 1px 3px rgba(0, 0, 0, .5);--stx-stat-value: #5eb2ec;--stx-stat-warning: #ff8a68;--stx-stat-success: #7bc87b;--stx-stat-neutral: #ccd4dc;--stx-stat-label: #99a3b0;--stx-dropzone-border-active: #2ea043}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;width:100%}body{font-family:Segoe UI,-apple-system,BlinkMacSystemFont,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--stx-body-bg);color:var(--stx-body-fg)}.app-container{display:flex;flex-direction:column;height:100%}.app-header{display:flex;align-items:center;justify-content:space-between;padding:0 24px;height:56px;background:var(--stx-header-bg);color:var(--stx-header-fg);box-shadow:var(--stx-header-shadow);position:relative;z-index:2}.app-header-brand{display:flex;align-items:center;gap:10px}.app-header-mark{width:28px;height:28px;border-radius:6px;background:var(--stx-header-mark-bg);border:1px solid var(--stx-header-mark-border);display:inline-flex;align-items:center;justify-content:center;color:var(--stx-header-mark-fg);font-weight:700;font-size:13px;letter-spacing:.04em}.app-header h1{font-size:16px;font-weight:600;letter-spacing:.01em;color:var(--stx-header-title)}.app-header-actions{display:flex;align-items:center;gap:8px}.lang-toggle{background:var(--stx-header-chip-bg);color:var(--stx-header-fg);border:1px solid var(--stx-header-chip-border);border-radius:999px;padding:4px 14px;font-size:12px;font-weight:600;letter-spacing:.04em;cursor:pointer;transition:background-color .15s ease,border-color .15s ease}.lang-toggle:hover{background:var(--stx-header-chip-bg-hover);border-color:var(--stx-header-chip-border-hover)}.lang-toggle:focus-visible{outline:2px solid var(--stx-header-focus-ring);outline-offset:2px}.app-body{display:flex;flex:1;overflow:hidden}.app-nav{width:232px;background-color:var(--stx-nav-bg);border-right:1px solid var(--stx-nav-border);padding:16px 12px;overflow-y:auto;display:flex;flex-direction:column;gap:2px}.app-nav a{display:flex;align-items:center;gap:12px;padding:10px 16px;margin:0 0 2px;color:var(--stx-nav-fg);text-decoration:none;font-size:14px;font-weight:500;border-radius:6px;border-left:3px solid transparent;transition:background-color .12s ease,color .12s ease,border-color .12s ease;position:relative}.app-nav a svg{width:18px;height:18px;flex-shrink:0;color:var(--stx-nav-icon);transition:color .12s ease}.app-nav a:hover{background-color:var(--stx-nav-hover-bg);color:var(--stx-nav-hover-fg)}.app-nav a:hover svg{color:var(--stx-nav-hover-icon)}.app-nav a.active{background-color:var(--stx-nav-active-bg);color:var(--stx-nav-active-fg);font-weight:600;border-left-color:var(--stx-nav-active-border)}.app-nav a.active svg{color:var(--stx-nav-active-icon)}.app-content{flex:1;padding:24px;overflow-y:auto;background-color:var(--stx-content-bg)}.page-content{flex:1;overflow-y:auto;padding:24px}.card{background-color:var(--stx-card-bg);border-radius:8px;box-shadow:var(--stx-card-shadow);padding:20px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:16px}.stat-value{font-size:32px;font-weight:700;color:var(--stx-stat-value);margin-bottom:4px;line-height:1;font-feature-settings:"tnum" 1,"lnum" 1}.stat-value--warning{color:var(--stx-stat-warning)}.stat-value--success{color:var(--stx-stat-success)}.stat-value--neutral{color:var(--stx-stat-neutral)}.stat-label{font-size:11px;color:var(--stx-stat-label);text-transform:uppercase;letter-spacing:.05em;font-weight:600}