:root,html[data-theme=neon]{color-scheme:dark;--bg-page:#0b0f17;--bg-elevated:#111827;--bg-soft:#1e293b;--bg-card:#111827;--border-subtle:rgba(255,255,255,0.08);--border-strong:rgba(255,255,255,0.16);--text:#f8fafc;--text-title:#ffffff;--text-muted:#94a3b8;--text-subtle:#64748b;--card-solid:#111827;--card-glass:rgba(15,23,42,0.75);--card-glass-border:rgba(255,255,255,0.08);--input-bg:rgba(15,23,42,0.7);--input-border:rgba(255,255,255,0.12);--input-text:#ffffff;--pill-bg:rgba(255,255,255,0.04);--pill-hover:rgba(255,255,255,0.08);--pill-border:rgba(255,255,255,0.08);--shadow-card:0 4px 20px rgba(0,0,0,0.25);--shadow-hover:0 12px 32px rgba(0,0,0,0.45);--cyan:#0ea5e9;--cyan-deep:#0284c7;--magenta:#2563eb;--yellow:#f8fafc;--orange:#0ea5e9;--pink-hot:#38bdf8;--gradient-cta:linear-gradient(135deg,#2563eb,#0ea5e9);--gradient-glow:radial-gradient(ellipse 90% 50% at 50% -10%,rgba(14,165,233,0.12),transparent 70%);--gradient-side:radial-gradient(ellipse 70% 50% at 100% 30%,rgba(14,165,233,0.04),transparent 50%);--plate-1:rgba(14,165,233,0.25);--plate-2:rgba(37,99,235,0.2);--plate-3:rgba(14,165,233,0.15);--logo-ring-1:rgba(255,255,255,0.08);--logo-ring-2:rgba(255,255,255,0.05);--logo-ring-3:rgba(255,255,255,0.03);--logo-inner-mid:#111827;--logo-inner-edge:#0b0f17;--logo-glow-1:rgba(14,165,233,0.2);--logo-glow-2:transparent;--logo-filter:none;--brand-blue:#0284c7;--brand-orange:#0ea5e9;--brand-cream:var(--bg-page);--header-bg:rgba(11,15,23,0.85);--hint-pop-bg:rgba(11,15,23,0.85);--cta-text-on-gradient:#ffffff}html[data-theme=solar]{color-scheme:dark;--bg-page:#100c0d;--bg-elevated:#1c1416;--bg-soft:#261c18;--bg-card:#1c1416;--border-subtle:rgba(255,220,190,0.1);--text:#fff6ef;--text-muted:#c9b8ae;--cyan:#f4a261;--cyan-deep:#bc6c25;--magenta:#e76f51;--yellow:#fcbf49;--orange:#f77f00;--pink-hot:#d62828;--gradient-cta:linear-gradient(105deg,var(--yellow) 0%,var(--magenta) 45%,var(--pink-hot) 100%);--gradient-glow:radial-gradient(ellipse 100% 55% at 50% 0%,rgba(231,111,81,0.18),transparent 55%);--gradient-side:radial-gradient(ellipse 72% 48% at 100% 28%,rgba(252,191,73,0.12),transparent 50%);--plate-1:rgba(252,191,73,0.55);--plate-2:rgba(231,111,81,0.42);--plate-3:rgba(214,40,40,0.38);--logo-ring-1:rgba(252,191,73,0.42);--logo-ring-2:rgba(231,111,81,0.34);--logo-ring-3:rgba(247,127,0,0.38);--logo-inner-mid:rgba(48,32,28,0.94);--logo-inner-edge:rgba(18,12,10,0.98);--logo-glow-1:rgba(252,191,73,0.58);--logo-glow-2:rgba(231,111,81,0.42);--logo-filter:brightness(1.08) saturate(1.14) hue-rotate(-18deg) contrast(1.04);--brand-blue:var(--cyan-deep);--brand-orange:var(--orange);--brand-cream:var(--bg-page);--input-bg:rgba(38,28,24,0.85);--input-border:rgba(255,220,190,0.15);--input-text:#fff6ef;--header-bg:rgba(22,16,14,0.82);--hint-pop-bg:rgba(18,12,10,0.82);--cta-text-on-gradient:#0a0a0c}html[data-theme=pastel]{color-scheme:light;--bg-page:#f3f0fa;--bg-elevated:#ffffff;--bg-soft:#e9e4f4;--bg-card:#ffffff;--border-subtle:rgba(48,36,72,0.1);--input-bg:#ffffff;--input-border:rgba(48,36,72,0.15);--input-text:#1c1630;--text:#1c1630;--text-muted:#5c5472;--cyan:#5b8cab;--cyan-deep:#3d6a82;--magenta:#9b87e8;--yellow:#fde68a;--orange:#eab894;--pink-hot:#e879a8;--gradient-cta:linear-gradient(105deg,var(--cyan) 0%,var(--magenta) 48%,var(--pink-hot) 100%);--gradient-glow:radial-gradient(ellipse 100% 58% at 50% 0%,rgba(167,139,250,0.2),transparent 56%);--gradient-side:radial-gradient(ellipse 72% 52% at 100% 26%,rgba(126,184,196,0.28),transparent 52%);--plate-1:rgba(165,216,216,0.65);--plate-2:rgba(196,181,253,0.55);--plate-3:rgba(251,197,217,0.6);--logo-ring-1:rgba(165,216,216,0.55);--logo-ring-2:rgba(196,181,253,0.48);--logo-ring-3:rgba(251,197,217,0.52);--logo-inner-mid:rgba(38,36,50,0.96);--logo-inner-edge:rgba(22,20,32,0.98);--logo-glow-1:rgba(165,216,216,0.6);--logo-glow-2:rgba(196,181,253,0.5);--logo-filter:brightness(1.1) saturate(1.08) contrast(1.04);--brand-blue:var(--cyan-deep);--brand-orange:#d4a27f;--brand-cream:var(--bg-page);--header-bg:rgba(252,251,255,0.9);--hint-pop-bg:rgba(255,255,255,0.94);--cta-text-on-gradient:#1c1630}html[data-theme=alba],html[data-theme=light]{color-scheme:light;--bg-page:#f8fafc;--bg-elevated:#ffffff;--bg-soft:#f1f5f9;--bg-card:#ffffff;--border-subtle:#e2e8f0;--border-strong:#cbd5e1;--text:#0f172a;--text-title:#0f172a;--text-muted:#475569;--text-subtle:#64748b;--card-solid:#ffffff;--card-glass:rgba(255,255,255,0.92);--card-glass-border:rgba(15,23,42,0.08);--input-bg:#ffffff;--input-border:#cbd5e1;--input-text:#0f172a;--pill-bg:#f1f5f9;--pill-hover:#e2e8f0;--pill-border:#e2e8f0;--shadow-card:0 4px 18px rgba(15,23,42,0.06);--shadow-hover:0 12px 28px rgba(15,23,42,0.12);--cyan:#0284c7;--cyan-deep:#0369a1;--magenta:#2563eb;--yellow:#f59e0b;--orange:#ea580c;--pink-hot:#0284c7;--gradient-cta:linear-gradient(135deg,#2563eb,#0ea5e9);--gradient-glow:radial-gradient(ellipse 90% 50% at 50% -10%,rgba(14,165,233,0.12),transparent 70%);--gradient-side:radial-gradient(ellipse 70% 50% at 100% 30%,rgba(37,99,235,0.04),transparent 50%);--plate-1:rgba(14,165,233,0.2);--plate-2:rgba(37,99,235,0.15);--plate-3:rgba(14,165,233,0.1);--logo-ring-1:rgba(15,23,42,0.08);--logo-ring-2:rgba(15,23,42,0.05);--logo-ring-3:rgba(15,23,42,0.03);--logo-inner-mid:#ffffff;--logo-inner-edge:#f8fafc;--logo-glow-1:rgba(14,165,233,0.15);--logo-glow-2:transparent;--logo-filter:none;--brand-blue:#0284c7;--brand-orange:#ea580c;--brand-cream:var(--bg-page);--header-bg:rgba(255,255,255,0.9);--hint-pop-bg:rgba(255,255,255,0.96);--cta-text-on-gradient:#ffffff}html[data-theme=neon]{--cyan:var(--user-primary,#2ecfe6);--pink-hot:var(--user-secondary,#ff5ec7);--orange:var(--user-tertiary,#ff8a3d)}html[data-theme=solar]{--yellow:var(--user-primary,#fcbf49);--magenta:var(--user-secondary,#e76f51);--pink-hot:var(--user-tertiary,#d62828)}html[data-theme=pastel]{--cyan:var(--user-primary,#5b8cab);--magenta:var(--user-secondary,#9b87e8);--pink-hot:var(--user-tertiary,#e879a8)}html[data-theme=alba]{--cyan:var(--user-primary,#0369a1);--magenta:var(--user-secondary,#0ea5e9);--pink-hot:var(--user-tertiary,#0d9488)}*{box-sizing:border-box}img{max-width:100%}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--text);background-color:var(--bg-page);background-image:var(--gradient-glow),var(--gradient-side);background-attachment:fixed;line-height:1.5;transition:background-color .35s ease,color .25s ease}a{color:var(--cyan);text-decoration-thickness:1px;text-underline-offset:3px}a:hover{color:var(--pink-hot)}.pageShell{padding:2rem 1.25rem 3rem;max-width:42rem;margin:0 auto}.pageShell h1{margin:0 0 .75rem;font-size:1.35rem;font-weight:700;letter-spacing:-.02em}.pageShell p{margin:0;color:var(--text-muted)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}