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24px;font-size:17px;font-weight:600;list-style:none;display:flex}.q summary::-webkit-details-marker{display:none}.q summary .plus{background:var(--grad);color:#0000;-webkit-background-clip:text;background-clip:text;flex-shrink:0;font-size:22px;transition:transform .25s}.q[open] summary .plus{transform:rotate(45deg)}.q .a{color:var(--muted);padding:0 24px 22px;font-size:15px}.prose-page{max-width:820px;margin:0 auto}.prose-page h1{margin-bottom:10px;font-size:clamp(30px,4.4vw,44px);font-weight:800}.prose-page h2{margin:34px 0 12px;font-size:24px;font-weight:700}.prose-page h3{margin:24px 0 8px;font-size:19px;font-weight:700}.prose-page p,.prose-page li{color:var(--muted);margin-bottom:14px;font-size:16px}.prose-page ul,.prose-page ol{margin-bottom:14px;padding-inline-start:22px}.prose-page a{color:var(--cyan);text-decoration:underline}.prose-page .lead{color:var(--muted);margin-bottom:24px;font-size:18px}.page-head{text-align:center;max-width:680px;margin:0 auto 44px;padding-top:20px}.contact-grid{max-width:640px;margin:0 auto}.form-field{margin-bottom:16px}.form-field label{letter-spacing:.12em;text-transform:uppercase;color:var(--faint);margin-bottom:8px;font-size:12px;font-weight:700;display:block}.form-field input,.form-field textarea{background:var(--field);border:1px solid var(--line);width:100%;color:var(--text);font-family:var(--fb);border-radius:14px;outline:none;padding:14px 16px;font-size:15px;transition:border-color .2s,box-shadow .2s}.form-field input:focus,.form-field textarea:focus{border-color:var(--blue);box-shadow:0 0 0 4px #5b8cff1f}.form-field textarea{resize:vertical;min-height:150px}.btn-primary{font-family:var(--fd);color:#fff;background:var(--grad-vio);cursor:pointer;box-shadow:0 14px 30px -12px var(--glow-blue);border:none;border-radius:100px;padding:14px 28px;font-size:15px;font-weight:600;transition:transform .2s}.btn-primary:hover{transform:translateY(-2px)}.btn-primary:disabled{opacity:.6;cursor:default;transform:none}.form-status{min-height:20px;margin-top:14px;font-size:14px}.form-status.ok{color:var(--cyan)}.form-status.err{color:#ff8f8f}.form-fallback{color:var(--faint);margin-top:20px;font-size:14px}.form-fallback a{color:var(--cyan)}.locale-switch{flex-wrap:wrap;align-items:center;gap:6px;display:inline-flex}.locale-switch a{border:1px solid var(--line);color:var(--muted);border-radius:100px;padding:7px 12px;font-size:13px;font-weight:600;transition:all .18s}.locale-switch a:hover{border-color:var(--blue);color:var(--text)}.locale-switch a.active{background:var(--grad-vio);color:#fff;border-color:#0000}.site-footer{border-top:1px solid var(--line);margin-top:40px;padding:56px 0 40px}.foot-in{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:30px;display:flex}.foot-in p{color:var(--faint);max-width:320px;margin-top:14px;font-size:13.5px}.foot-links{flex-wrap:wrap;gap:44px;display:flex}.foot-col h4{letter-spacing:.16em;text-transform:uppercase;color:var(--faint);font-size:11.5px;font-family:var(--fb);margin-bottom:14px;font-weight:700}.foot-col a{color:var(--muted);margin-bottom:9px;font-size:14px;transition:color .2s;display:block}.foot-col a:hover{color:var(--cyan)}.socials{gap:10px;margin-top:14px;display:flex}.socials a{border:1px solid var(--line);width:38px;height:38px;color:var(--muted);border-radius:11px;place-items:center;transition:all .2s;display:grid}.socials a:hover{border-color:var(--blue);color:var(--text)}.socials svg{width:17px;height:17px}.copy{border-top:1px solid var(--line);color:var(--faint);flex-wrap:wrap;justify-content:space-between;gap:10px;margin-top:40px;padding-top:24px;font-size:13px;display:flex}.reveal{opacity:0;transition:opacity .7s,transform .7s;transform:translateY(24px)}.reveal.in{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transition:none;transform:none}.flow-arrow .pulse{animation:none}}@media(max-width:640px){.wrap{padding:0 18px}section{padding:56px 0}.sec-head{margin-bottom:36px}.hero{padding:44px 0 20px}.hero p.lead{font-size:16px}.card{margin-top:28px}.conv{padding:22px 16px 24px}.seg{width:100%}.seg button{text-align:center;flex:1;padding:11px 8px}.field input{font-size:28px}.unit{min-width:56px;padding:10px 14px;font-size:14px}.g-readout{font-size:38px}.diagram-caption{gap:14px 20px}.dc-item{font-size:12.5px}.foot-in{gap:26px}.foot-links{gap:28px;width:100%}.copy{flex-direction:column;gap:6px}.step{padding:24px 22px}.f-card{padding:26px 22px}.prose-page h1,.post-hero h1{font-size:clamp(26px,8vw,34px)}.pagination a,.pagination span{min-width:38px;height:38px}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}