.uml-root--glass{--c-glass:#cdd9f7;--c-light:#ffffff;--c-dark:#0b1530;--glass-reflex-light:1;--glass-reflex-dark:0.6;--glass-tint:0.30;--saturation:175%;--c-content:#344054;--c-heading:#0b1530;--c-muted:#6b7488;--accent:#2563eb;--accent-2:#1d4ed8;--c-good:#047857;--c-warn:#b91c1c;--c-bad:#dc2626;background:radial-gradient(1100px 720px at 12% 8%,rgba(120,160,240,.22),transparent 60%),radial-gradient(1000px 700px at 88% 18%,rgba(190,150,230,.18),transparent 58%),radial-gradient(1200px 800px at 70% 100%,rgba(255,190,160,.16),transparent 62%),radial-gradient(900px 600px at 30% 90%,rgba(150,220,210,.16),transparent 60%),linear-gradient(180deg,#eef2f9,#eaf0f8 55%,#f1edf4)}.uml-root--glass[data-glass=dark]{--c-glass:#1a2436;--c-light:#ffffff;--c-dark:#000000;--glass-reflex-light:1;--glass-reflex-dark:2;--glass-tint:0.62;--saturation:185%;--c-content:rgba(255,255,255,0.88);--c-heading:#ffffff;--c-muted:rgba(255,255,255,0.55);--accent:#60a5fa;--accent-2:#3b82f6;--c-good:#57e3a6;--c-warn:#ff9085;--c-bad:#ff7a6e;background:radial-gradient(1100px 760px at 16% 6%,rgba(40,70,120,.55),transparent 60%),radial-gradient(900px 700px at 84% 90%,rgba(20,60,50,.5),transparent 60%),linear-gradient(180deg,#0c111b,#0a0e16 60%,#0b0f18)}.uml-root--glass .uml-model-container{position:fixed;inset:0;width:100vw;height:100vh;z-index:1;display:flex;align-items:center;justify-content:center;pointer-events:auto}.uml-root--glass .uml-model-container model-viewer,.uml-root--glass .uml-model-container>model-viewer{width:100vw!important;max-width:100vw!important;height:100vh!important}.uml-root--glass .uml-header{position:relative;z-index:30}.uml-root--glass .uml-main{position:relative;z-index:20;pointer-events:none}.uml-root--glass .uml-main>:not(.uml-model-container){pointer-events:auto}.uml-root--glass .uml-footer-cfg{position:relative;z-index:30}.uml-root--glass .uml-header{background:color-mix(in srgb,var(--c-glass) calc(var(--glass-tint) * 140%),transparent);-webkit-backdrop-filter:blur(24px) saturate(var(--saturation));backdrop-filter:blur(24px) saturate(var(--saturation));border-bottom:1px solid color-mix(in srgb,var(--c-dark) 8%,transparent);box-shadow:inset 0 1px 0 color-mix(in srgb,var(--c-light) calc(var(--glass-reflex-light) * 70%),transparent),0 6px 24px color-mix(in srgb,var(--c-dark) calc(var(--glass-reflex-dark) * 10%),transparent)}.uml-root--glass .uml-logo-text h1,.uml-root--glass .uml-mission-title{color:var(--c-heading)}.uml-root--glass .uml-mission-goal,.uml-root--glass .uml-mission-goal span{color:var(--c-muted)}.uml-root--glass .uml-header-divider{background:color-mix(in srgb,var(--c-dark) 10%,transparent)}.uml-root--glass .uml-user-name{color:var(--c-content)}.uml-root--glass .uml-avatar{background:color-mix(in srgb,var(--c-dark) 6%,transparent);color:var(--c-content)}.uml-root--glass .uml-menu-btn{color:var(--c-muted)}.uml-root--glass .uml-btn-brief{background:color-mix(in srgb,var(--c-dark) 4%,transparent);border:1px solid color-mix(in srgb,var(--c-dark) 12%,transparent);color:var(--c-content)}.uml-root--glass .uml-btn-brief:hover{background:color-mix(in srgb,var(--c-dark) 8%,transparent)}.uml-root--glass .uml-sidebar{background:transparent!important;border-color:transparent!important;box-shadow:0 0 14px color-mix(in srgb,var(--accent) 22%,transparent),0 0 36px color-mix(in srgb,var(--accent) 14%,transparent),0 18px 40px color-mix(in srgb,var(--c-dark) calc(var(--glass-reflex-dark) * 14%),transparent)!important}.uml-root--glass .uml-sidebar.lg-surface:before{background:linear-gradient(168deg,color-mix(in srgb,var(--c-glass) calc(var(--glass-tint) * 112%),transparent) 0,color-mix(in srgb,var(--c-glass) calc(var(--glass-tint) * 74%),transparent) 45%,color-mix(in srgb,var(--c-glass) calc(var(--glass-tint) * 100%),transparent) 100%);border:1px solid color-mix(in srgb,var(--c-light) calc(var(--glass-reflex-light) * 55%),transparent);outline:1px solid color-mix(in srgb,var(--c-dark) 6%,transparent);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c-light) calc(var(--glass-reflex-light) * 32%),transparent),inset 0 1.5px 0 color-mix(in srgb,var(--c-light) calc(var(--glass-reflex-light) * 82%),transparent),inset 1.8px 3px 0 -2px color-mix(in srgb,var(--c-light) calc(var(--glass-reflex-light) * 75%),transparent),inset -2px -2px 0 -2px color-mix(in srgb,var(--c-light) calc(var(--glass-reflex-light) * 48%),transparent),inset -3px -8px 1px -6px color-mix(in srgb,var(--c-light) calc(var(--glass-reflex-light) * 32%),transparent),inset 0 3px 4px -2px color-mix(in srgb,var(--c-dark) calc(var(--glass-reflex-dark) * 18%),transparent),inset 0 0 30px -8px color-mix(in srgb,var(--c-light) calc(var(--glass-reflex-light) * 28%),transparent)}.uml-root--glass .uml-sidebar.lg-surface:after{-webkit-backdrop-filter:blur(16px) saturate(var(--saturation));backdrop-filter:blur(16px) saturate(var(--saturation))}.uml-root--glass .uml-sidebar .uml-challenge-header{color:var(--accent);letter-spacing:.18em}.uml-root--glass .uml-sidebar .uml-challenge-title{color:var(--c-heading)}.uml-root--glass .uml-sidebar .uml-section-eyebrow{color:var(--c-muted);letter-spacing:.18em}.uml-root--glass .uml-sidebar .uml-section-eyebrow.is-primary{color:var(--accent)}.uml-root--glass .uml-sidebar .uml-section-text{color:var(--c-content)}.uml-root--glass .uml-sidebar .uml-section-text em{color:var(--c-heading);font-style:normal;font-weight:600}.uml-root--glass .uml-sidebar-arrow{background:color-mix(in srgb,var(--c-dark) 5%,transparent);color:var(--c-content);border:1px solid color-mix(in srgb,var(--c-dark) 10%,transparent)}.uml-root--glass .uml-sidebar-arrow:hover{background:color-mix(in srgb,var(--c-dark) 9%,transparent)}.uml-root--glass .uml-sidebar-arrow-next{background:linear-gradient(180deg,var(--accent),var(--accent-2));color:#ffffff;border:none;box-shadow:inset 0 1px 0 color-mix(in srgb,var(--c-light) 40%,transparent),0 0 18px color-mix(in srgb,var(--accent-2) 50%,transparent)}.uml-root--glass .uml-sidebar-arrow-next:hover{filter:brightness(1.08)}.uml-root--glass .uml-sidebar-arrow:disabled{opacity:.35}.uml-root--glass .uml-sidebar-arrow-next:disabled{background:color-mix(in srgb,var(--c-dark) 10%,transparent);color:var(--c-muted);box-shadow:none}.uml-root--glass .uml-sidebar-count{color:var(--c-muted)}.uml-root--glass .uml-sidebar-dots button{background:color-mix(in srgb,var(--c-dark) 15%,transparent)}.uml-root--glass .uml-sidebar-dots button.is-active{background:var(--accent);box-shadow:0 0 10px color-mix(in srgb,var(--accent) 70%,transparent)}.uml-root--glass .uml-cfg-stat-label{color:var(--c-muted)}.uml-root--glass .uml-cfg-stat-value{color:var(--c-heading)}.uml-root--glass .uml-pill-bad{color:var(--c-bad)}.uml-root--glass .uml-pill-warn{background:color-mix(in srgb,var(--c-bad) 12%,transparent);color:var(--c-warn);border:1px solid color-mix(in srgb,var(--c-bad) 24%,transparent)}.uml-root--glass .uml-pill-good{background:color-mix(in srgb,var(--c-good) 14%,transparent);color:var(--c-good);border:1px solid color-mix(in srgb,var(--c-good) 28%,transparent)}.uml-root--glass .uml-pill-muted{background:color-mix(in srgb,var(--c-dark) 5%,transparent);color:var(--c-muted);border:1px solid color-mix(in srgb,var(--c-dark) 10%,transparent)}.uml-root--glass .uml-btn-continue{background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 78%,#ffffff) 0,var(--accent) 100%);color:#ffffff;font-weight:700;border:none;box-shadow:0 1px 3px rgba(0,0,0,.12),0 4px 14px -2px color-mix(in srgb,var(--accent) 50%,transparent),0 0 32px -4px color-mix(in srgb,var(--accent) 40%,transparent)}.uml-root--glass .uml-btn-continue:hover{background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 88%,#ffffff) 0,var(--accent) 100%);box-shadow:0 1px 3px rgba(0,0,0,.14),0 6px 18px -2px color-mix(in srgb,var(--accent) 60%,transparent),0 0 44px -4px color-mix(in srgb,var(--accent) 50%,transparent)}.uml-root--glass .uml-btn-continue:active{transform:translateY(1px);box-shadow:0 1px 2px rgba(0,0,0,.1),0 2px 8px -2px color-mix(in srgb,var(--accent) 40%,transparent)}.uml-root--glass .uml-btn-history{display:inline-flex;align-items:center;gap:7px;padding:9px 18px;border-radius:10px;font-size:13px;font-weight:600;cursor:pointer;background:color-mix(in srgb,var(--c-dark) 5%,transparent);color:var(--c-content);border:1px solid color-mix(in srgb,var(--c-dark) 14%,transparent);box-shadow:none;transition:background .15s,border-color .15s;white-space:nowrap}.uml-root--glass .uml-btn-history:hover{background:color-mix(in srgb,var(--c-dark) 10%,transparent);border-color:color-mix(in srgb,var(--accent) 30%,transparent);color:var(--c-heading)}.uml-root--glass .uml-drag-hint{background:color-mix(in srgb,var(--c-glass) calc(var(--glass-tint) * 200%),transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid color-mix(in srgb,var(--c-dark) 10%,transparent);color:var(--c-muted)}.uml-root--glass .uml-drag-hint svg{color:var(--c-muted)}