:root{--weather-primary: #b299df;--weather-secondary: #8e78b9}:root[data-platform-palette=autumn]{--weather-primary: #d8a458;--weather-secondary: #bf7753}:root[data-platform-palette=winter]{--weather-primary: #82b8cf;--weather-secondary: #b9dbe6}:root[data-platform-palette=spring]{--weather-primary: #dfa5c0;--weather-secondary: #accd98}:root[data-platform-palette=summer]{--weather-primary: #e6c16c;--weather-secondary: #eed7a0}:root[data-platform-palette=halloween]{--weather-primary: #d99d67;--weather-secondary: #a48ac1}.theme-weather-host{position:relative;isolation:isolate}.theme-weather{position:fixed;inset:0 0 0 var(--weather-left, 0px);z-index:-1;overflow:hidden;pointer-events:none;-webkit-user-select:none;user-select:none;contain:strict}.theme-weather-particle{position:absolute;top:-40px;left:var(--weather-x);width:var(--weather-size);height:var(--weather-size);animation:weather-fall var(--weather-duration) linear var(--weather-delay) infinite;pointer-events:none}.theme-weather-particle svg{display:block;width:100%;height:100%;fill:currentColor}.theme-weather[data-motif=snowflakes] .theme-weather-particle{--weather-turn: 12deg !important}.theme-weather[data-motif=sunshine] .theme-weather-particle{animation-name:weather-glint}.theme-weather[data-weather-state=paused],.theme-weather[data-weather-state=quiet]{visibility:hidden}.theme-weather:not([data-weather-state=running]) .theme-weather-particle{animation-play-state:paused}@keyframes weather-fall{0%{transform:translate3d(-5px,-20px,0) rotate(0);opacity:0}8%{opacity:.3}45%{transform:translate3d(5px,48vh,0) rotate(var(--weather-turn));opacity:.24}88%{opacity:.3}to{transform:translate3d(-5px,calc(100vh + 80px),0) rotate(calc(var(--weather-turn) * 2));opacity:0}}@keyframes weather-glint{0%{transform:translate3d(0,102vh,0) rotate(0) scale(.75);opacity:0}20%,70%{opacity:.22}50%{transform:translate3d(6px,50vh,0) rotate(25deg) scale(1);opacity:.3}to{transform:translate3d(-4px,-40px,0) rotate(50deg) scale(.75);opacity:0}}.theme-weather-toggle{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:8px 10px;color:var(--muted);background:transparent;border:1px solid transparent;border-radius:12px;font-size:12px;line-height:1.3;flex-shrink:0}.theme-weather-toggle svg{width:18px;height:18px;fill:currentColor;flex-shrink:0}.theme-weather-toggle .weather-play-icon,.theme-weather-toggle[aria-pressed=false] .weather-pause-icon{display:none}.theme-weather-toggle[aria-pressed=false] .weather-play-icon{display:block}.theme-weather-toggle:hover{background:var(--theme-soft)}.theme-weather-toggle:focus-visible{outline:3px solid var(--blue);outline-offset:2px}.sidebar nav>.theme-weather-toggle{justify-content:flex-start;margin-top:12px}.login-footer:has(.theme-weather-toggle),.demo-footer:has(.theme-weather-toggle){flex-wrap:wrap}@media(max-width:640px){.theme-weather-particle:nth-child(n+5){display:none;animation:none}.student-navigation>.theme-weather-toggle{margin:0!important;flex-direction:column;justify-content:center!important;min-width:75px;min-height:70px;font-size:11px;text-transform:capitalize}.student-navigation .weather-toggle-long{display:none}}@media(prefers-reduced-motion:reduce){.theme-weather{display:none}.theme-weather-particle{animation:none}}html[data-reduced-motion=true] .theme-weather{display:none}html[data-reduced-motion=true] .theme-weather-particle{animation:none}@media print{.theme-weather,.theme-weather-toggle{display:none!important}}:root,[data-platform-palette]{--navy: #302746;--ink: #342c45;--muted: #706779;--blue: #7850b6;--blue-dark: #613c9a;--lime: #d0efa8;--bg: #ffffff;--line: #e5e1eb;--theme-soft: #f0eafa;--theme-highlight-ink: #203928;--theme-dark-muted: #b6c4d4;--theme-dark-line: #42546b;--theme-dark-panel: #243b51;--theme-stage: #111c30;--theme-stage-glow: #3648a94d;--theme-stage-glow-two: #50885929;--theme-stage-panel: #26344c;--surface: #fff;--surface-soft: #faf8fd;--card-edge: #e3dced;--selection-line: #d6c6ec;--accent-edge: var(--blue-dark);--highlight-edge: #aecb8b;--radius: 16px;--theme-motif: none}[data-platform-palette=halloween]{--navy: #29203d;--ink: #33283f;--muted: #71647b;--blue: #7144a1;--blue-dark: #5d348a;--lime: #f4c08a;--bg: #fffdfb;--line: #e5dce9;--theme-soft: #f1e9f7;--theme-highlight-ink: #442b23;--theme-dark-muted: #d1c5df;--theme-dark-line: #655478;--theme-dark-panel: #463453;--theme-stage: #21182e;--theme-stage-glow: #9260c74d;--theme-stage-glow-two: #eda96d26;--theme-stage-panel: #3e2d51;--surface-soft: #fdf9f5;--card-edge: #e9dfeb;--selection-line: #d8c3e9;--highlight-edge: #d8a06b}[data-platform-palette=winter]{--navy: #17324a;--ink: #223849;--muted: #5f7383;--blue: #226b87;--blue-dark: #19576f;--lime: #b5e9f4;--bg: #fcfeff;--line: #d4e4eb;--theme-soft: #e3f1f6;--theme-highlight-ink: #173d4c;--theme-dark-muted: #b9d5e2;--theme-dark-line: #48728a;--theme-dark-panel: #25485f;--theme-stage: #102c40;--theme-stage-glow: #479fb34d;--theme-stage-glow-two: #85b5ea26;--theme-stage-panel: #24465c;--surface-soft: #f7fbfd;--card-edge: #dbe8ef;--selection-line: #aaccdc;--highlight-edge: #86becd}[data-platform-palette=spring]{--navy: #183f37;--ink: #273e35;--muted: #617467;--blue: #286950;--blue-dark: #1e5540;--lime: #d0e69a;--bg: #fdfffc;--line: #d9e5d4;--theme-soft: #e7f0e3;--theme-highlight-ink: #2c4227;--theme-dark-muted: #c1d9cc;--theme-dark-line: #547a66;--theme-dark-panel: #2c5648;--theme-stage: #142f29;--theme-stage-glow: #6aa77a42;--theme-stage-glow-two: #e3a9c82b;--theme-stage-panel: #294c3f;--surface-soft: #f7fbf5;--card-edge: #dce8d8;--selection-line: #b7d4bd;--highlight-edge: #a6c273}[data-platform-palette=summer]{--navy: #164047;--ink: #263d43;--muted: #627478;--blue: #126c80;--blue-dark: #0d5567;--lime: #ffdf85;--bg: #fffefa;--line: #e4e1ce;--theme-soft: #f6efd9;--theme-highlight-ink: #424028;--theme-dark-muted: #bedbdd;--theme-dark-line: #4b7980;--theme-dark-panel: #28565e;--theme-stage: #11323b;--theme-stage-glow: #4ba4af47;--theme-stage-glow-two: #e5c06029;--theme-stage-panel: #254d57;--surface-soft: #fffcf4;--card-edge: #eae4cf;--selection-line: #abd1da;--highlight-edge: #d5b55d}[data-platform-palette=autumn]{--navy: #3d2c29;--ink: #46322d;--muted: #7a6960;--blue: #995136;--blue-dark: #7d402a;--lime: #f2ce93;--bg: #fffdf9;--line: #e8ddd0;--theme-soft: #f6eadc;--theme-highlight-ink: #493127;--theme-dark-muted: #decbbd;--theme-dark-line: #866454;--theme-dark-panel: #594037;--theme-stage: #30211f;--theme-stage-glow: #bb714b45;--theme-stage-glow-two: #a4b16d29;--theme-stage-panel: #51382f;--surface-soft: #fdf9f5;--card-edge: #eadfd2;--selection-line: #dfbaa6;--highlight-edge: #cca968}[data-platform-motif=beats]{--theme-motif: url(data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20100%20100%22%3E%3Cg%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%225%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M44%2067V25l35-8v40M44%2036l35-8%22%2F%3E%3Cellipse%20cx%3D%2233%22%20cy%3D%2267%22%20rx%3D%2211%22%20ry%3D%228%22%2F%3E%3Cellipse%20cx%3D%2268%22%20cy%3D%2257%22%20rx%3D%2211%22%20ry%3D%228%22%2F%3E%3Cpath%20d%3D%22M15%2036v12m-8-6h16M72%2082v8m-4-4h8%22%2F%3E%3C%2Fg%3E%3C%2Fsvg%3E)}[data-platform-motif=pumpkins]{--theme-motif: url(data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20100%20100%22%3E%3Cg%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%224%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M49%2026c-2-12%208-16%2011-13M53%2025c5-9%2015-9%2018-5-6%207-12%207-18%205%22%2F%3E%3Cpath%20d%3D%22M50%2029C13%2012%206%2075%2034%2083q16%207%2032%200c28-8%2022-71-16-54Z%22%2F%3E%3Cpath%20d%3D%22M42%2032c-12%2013-15%2036-6%2049m22-49c12%2013%2015%2036%206%2049M39%2054v3m22-3v3m-19%209q8%209%2016%200%22%2F%3E%3C%2Fg%3E%3C%2Fsvg%3E)}[data-platform-motif=snowflakes]{--theme-motif: url(data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20100%20100%22%3E%3Cg%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%224%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22M50%2011v78M16%2030l68%2040M16%2070l68-40M39%2017l11%2010%2011-10M39%2083l11-10%2011%2010M17%2042l14-3-4-14M73%2075l-4-14%2014-3M27%2075l4-14-14-3M83%2042l-14-3%204-14%22%2F%3E%3Ccircle%20cx%3D%2250%22%20cy%3D%2250%22%20r%3D%228%22%2F%3E%3C%2Fg%3E%3C%2Fsvg%3E)}[data-platform-motif=blossoms]{--theme-motif: 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url(data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20100%20100%22%3E%3Cg%20fill%3D%22none%22%20stroke%3D%22black%22%20stroke-width%3D%224%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Ccircle%20cx%3D%2250%22%20cy%3D%2250%22%20r%3D%2224%22%2F%3E%3Cpath%20d%3D%22M50%206v9m0%2070v9M6%2050h9m70%200h9M19%2019l7%207m48%2048%207%207M19%2081l7-7m48-48%207-7M42%2046v2m16-2v2m-16%209q8%208%2016%200%22%2F%3E%3C%2Fg%3E%3C%2Fsvg%3E)}[data-platform-motif=leaves]{--theme-motif: 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:is(.pt-preview-sidebar-motif,.pt-preview-studio-motif,.pt-preview-signin-motif,.pt-preview-stage-motif){display:none}@media(max-width:700px){:root[data-platform-motif]:not([data-platform-motif=beats]) .topbar:after{display:none}:root[data-platform-motif]:not([data-platform-motif=beats]) .sidebar:after{width:70px;height:70px;right:8px;bottom:12px}:root[data-platform-motif]:not([data-platform-motif=beats]) .stage-surface:before{opacity:.025}}@media(prefers-reduced-motion:reduce){.platform-theme-preview *,.platform-theme-preview *:before,.platform-theme-preview *:after{animation:none!important;transition:none!important}}@media print{:root[data-platform-motif] .login-art:after,:root[data-platform-motif] .sidebar:after,:root[data-platform-motif] .topbar:after,:root[data-platform-motif] .stage-surface:before{display:none}}.platform-theme-preview .pt-preview-sidebar{color:var(--muted);background:var(--surface);border-right:1px solid var(--line)}.platform-theme-preview 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