:root{--bg:#08111f;--bg-2:#0d1b2d;--panel:#0d192ac2;--panel-strong:#102136eb;--line:#94a3b838;--line-strong:#7dd3fc61;--text:#f8fafc;--muted:#9fb0c6;--dim:#708198;--accent:#2dd4bf;--accent-2:#38bdf8;--warning:#fbbf24;--danger:#fb7185;--shadow:0 24px 80px #00000057;--radius:8px;--mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;--sans:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;color:var(--text);background:var(--bg);font-family:var(--sans);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5}*{box-sizing:border-box}html{background:var(--bg);min-width:320px}body{background:linear-gradient(120deg,#2dd4bf29,#0000 32%),linear-gradient(240deg,#38bdf824,#0000 36%),radial-gradient(circle at 50% 0,#f8fafc1f,#0000 34%),linear-gradient(#0b1625 0%,#08111f 48%,#050b13 100%);min-width:320px;min-height:100svh;margin:0}body:before{z-index:-1;content:"";background-image:linear-gradient(#94a3b814 1px,#0000 1px),linear-gradient(90deg,#94a3b814 1px,#0000 1px);background-size:56px 56px;position:fixed;inset:0;-webkit-mask-image:linear-gradient(#000000b3,#0000 76%);mask-image:linear-gradient(#000000b3,#0000 76%)}button,textarea,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed}button:focus-visible,textarea:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.shell{width:min(1180px,100% - 32px);min-height:100svh;margin:0 auto;padding:40px 0;position:relative}.hero{grid-template-columns:minmax(0,1fr) minmax(320px,.78fr);align-items:end;gap:32px;padding:20px 0 28px;display:grid}.brand-lockup{align-items:center;gap:22px;display:flex}.signal-mark{border-radius:var(--radius);background:linear-gradient(#2dd4bf38,#2dd4bf05),#0f172adb;border:1px solid #2dd4bf73;flex:0 0 72px;grid-template-columns:repeat(3,auto);justify-content:center;align-items:center;gap:7px;width:72px;height:72px;display:inline-grid;box-shadow:0 14px 36px #2dd4bf24}.signal-mark span{background:var(--accent);border-radius:999px;height:8px;transition:background 80ms,box-shadow 80ms,opacity 80ms;display:block;box-shadow:0 0 18px #2dd4bfb3}.signal-mark .dash{width:30px}.signal-mark .dot{width:8px}.signal-mark .dash:first-child{background:var(--accent-2);grid-column:1/4;width:42px}.signal-mark .dash:nth-child(2){grid-column:1/4}.eyebrow{color:var(--accent);letter-spacing:.16em;text-transform:uppercase;margin:0 0 4px;font-size:12px;font-weight:700}h1,h2,p{margin:0}h1{letter-spacing:0;max-width:760px;font-size:clamp(38px,5vw,72px);font-weight:800;line-height:.96}h2{color:var(--text);letter-spacing:0;font-size:22px;font-weight:740;line-height:1.1}.hero-copy{max-width:520px;color:var(--muted);justify-self:end;font-size:17px}.translator{grid-template-columns:repeat(2,minmax(0,1fr));align-items:stretch;gap:16px;margin-top:18px;display:grid;position:relative}.panel{border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(180deg, #ffffff12, #ffffff05), var(--panel);min-width:0;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);padding:18px;transition:border-color 90ms,background 90ms,box-shadow 90ms}.panel:focus-within{border-color:var(--line-strong);box-shadow:var(--shadow), 0 0 0 1px #2dd4bf1f, 0 0 34px #2dd4bf1a}.panel-header{justify-content:space-between;align-items:start;gap:16px;min-height:44px;margin-bottom:12px;display:flex}.panel-kicker{color:var(--dim);letter-spacing:.14em;text-transform:uppercase;margin-bottom:5px;font-size:11px;font-weight:800;display:block}.icon-actions{flex:none;gap:8px;display:flex}.signal-lamp{color:#9fb0c680;background:radial-gradient(circle at 50% 42%,#94a3b81f,#0000 58%),#0f172a8a;border:1px solid #94a3b82e;border-radius:7px;justify-content:center;align-items:center;width:38px;height:38px;transition:color 60ms linear,border-color 60ms linear,background 60ms linear,box-shadow 60ms linear;display:inline-flex;box-shadow:inset 0 1px #ffffff0a}.signal-lamp.is-disabled{opacity:.44}.signal-lamp.is-on{color:#d9fffb;background:radial-gradient(circle at 50% 42%,#d9fffb57,#2dd4bf2e 56%,#0f172aa3 100%);border-color:#2dd4bfc2;box-shadow:0 0 0 1px #2dd4bf29,0 0 26px #2dd4bf75,inset 0 0 18px #d9fffb1f}.icon-button{width:38px;height:38px;color:var(--muted);background:#0f172a8a;border:1px solid #94a3b82e;border-radius:7px;justify-content:center;align-items:center;transition:color .18s,border-color .18s,background .18s;display:inline-flex}.icon-button:hover:not(:disabled){color:var(--text);background:#2dd4bf1f;border-color:#2dd4bf66}.mode-switch{color:#d5f7ff;background:#2dd4bf1a;border-color:#2dd4bf57}.icon-button:disabled{opacity:.42}.icon-button svg,.signal-lamp svg,.control-button svg,.setting-field svg{width:17px;height:17px}textarea,.output-display{border-radius:var(--radius);width:100%;min-height:310px;color:var(--text);font-family:var(--mono);letter-spacing:0;background:linear-gradient(#02061766,#0206171f),#0206176b;border:1px solid #94a3b826;padding:18px;font-size:17px;line-height:1.72;transition:border-color 90ms,background 90ms,box-shadow 90ms;display:block;box-shadow:inset 0 1px #ffffff0a}textarea{resize:vertical}.output-display{white-space:pre-wrap;overflow-wrap:anywhere;-webkit-user-select:text;user-select:text;overflow:auto}.morse-display{color:#d5f7ff}.morse-symbol{color:currentColor;text-align:center;border-radius:4px;min-width:.52em;transition:color 40ms linear,background 40ms linear,text-shadow 40ms linear,box-shadow 40ms linear;display:inline-block}.morse-symbol.is-active{color:#04131d;text-shadow:none;background:linear-gradient(135deg,#d9fffbfa,#2dd4bff5);box-shadow:0 0 0 1px #d9fffb47,0 0 18px #2dd4bfad}textarea::placeholder{color:#9fb0c68f}textarea[readonly]{color:#d5f7ff}.panel-footer{min-height:28px;color:var(--dim);justify-content:space-between;align-items:center;gap:12px;padding-top:12px;font-size:13px;display:flex}.muted-warning{color:var(--warning)}.control-deck{grid-template-columns:repeat(8,minmax(0,1fr));align-items:center;gap:8px;margin-top:16px;display:grid}.control-button{min-width:0;min-height:40px;color:var(--text);letter-spacing:0;white-space:nowrap;background:#0f172aad;border:1px solid #94a3b83d;border-radius:7px;justify-content:center;align-items:center;gap:9px;padding:0 14px;font-size:14px;font-weight:760;transition:color .18s,border-color .18s,background .18s,transform .18s,box-shadow .18s;display:inline-flex;box-shadow:0 12px 26px #02061729,inset 0 1px #ffffff0d}.control-button:hover:not(:disabled){color:var(--text);background:#2dd4bf1f;border-color:#2dd4bf6b;transform:translateY(-1px)}.control-button:disabled{color:#9fb0c66b;background:#0f172a61;border-color:#94a3b824;box-shadow:inset 0 1px #ffffff08}.control-button.primary{color:#04131d;background:linear-gradient(135deg,#2dd4bff5,#38bdf8f5);border-color:#2dd4bfb3;box-shadow:0 12px 30px #2dd4bf2e,inset 0 1px #ffffff47}.control-button.primary.is-playing{filter:saturate(1.08)}.control-button.is-active,.control-button.toggle.is-active{color:#04131d;background:linear-gradient(135deg,#2dd4bff5,#38bdf8f5);border-color:#2dd4bfb3;box-shadow:0 12px 30px #2dd4bf2e,inset 0 1px #ffffff47}.share-toast{right:max(18px, env(safe-area-inset-right));bottom:max(18px, env(safe-area-inset-bottom));z-index:30;color:#0f172a;background:#fffffff5;border:1px solid #cbd5e1eb;border-radius:7px;align-items:center;gap:10px;width:min(356px,100vw - 36px);min-height:54px;padding:0 16px;font-size:14px;font-weight:560;display:inline-flex;position:fixed;box-shadow:0 12px 32px #0206172e}.toast-check{color:#fff;background:#111827;border-radius:999px;flex:none;justify-content:center;align-items:center;width:16px;height:16px;display:inline-flex}.toast-check svg{stroke-width:3px;width:11px;height:11px}.toast-enter-active,.toast-leave-active{transition:opacity .16s,transform .16s}.toast-enter-from,.toast-leave-to{opacity:0;transform:translate(8px,8px)}.culture-panel{border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);background:linear-gradient(135deg,#2dd4bf1a,#0000 30%),linear-gradient(#ffffff0f,#ffffff05),#0a1422c7;grid-template-columns:minmax(0,1.04fr) minmax(260px,.78fr) minmax(280px,.82fr);align-items:stretch;gap:16px;margin-top:30px;padding:18px;display:grid}.culture-copy{flex-direction:column;justify-content:space-between;gap:18px;min-width:0;display:flex}.culture-copy h2{max-width:520px;font-size:28px;line-height:1.04}.culture-copy p{max-width:590px;color:var(--muted);font-size:15px;line-height:1.72}.culture-points{gap:8px;display:grid}.culture-points span{color:#d5f7ff;min-width:0;padding-left:18px;font-size:13px;position:relative}.culture-points span:before{content:"";background:var(--accent);border-radius:999px;width:6px;height:6px;position:absolute;top:.62em;left:0;box-shadow:0 0 14px #2dd4bfb8}.culture-media{background:#0206173d;border:1px solid #94a3b824;border-radius:7px;gap:10px;min-width:0;margin:0;padding:10px;display:grid}.culture-media img{aspect-ratio:4/3;object-fit:cover;filter:saturate(.86)contrast(1.08);border-radius:6px;width:100%;display:block}.culture-media figcaption{color:var(--dim);font-size:12px;line-height:1.45}.history-timeline{align-content:stretch;gap:8px;min-width:0;margin:0;padding:0;list-style:none;display:grid}.history-timeline li{background:#0206173d;border:1px solid #94a3b81f;border-radius:6px;grid-template-columns:104px minmax(0,1fr);align-items:start;gap:12px;padding:10px;display:grid}.history-timeline time{color:#8ff6e8;font-family:var(--mono);font-size:12px;font-weight:760;line-height:1.35}.history-timeline span{color:var(--muted);font-size:13px;line-height:1.45}.reference-panel{border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);background:linear-gradient(#ffffff0f,#ffffff05),#0a1422c7;margin-top:30px;padding:18px}.reference-header{justify-content:space-between;align-items:end;gap:18px;margin-bottom:16px;display:flex}.reference-header p{max-width:420px;color:var(--muted);font-size:14px}.reference-layout{grid-template-columns:minmax(0,1.38fr) minmax(320px,.86fr);gap:14px;display:grid}.reference-side{gap:14px;display:grid}.codebook-card{background:linear-gradient(#02061738,#02061714),#0f172a7a;border:1px solid #94a3b824;border-radius:7px;min-width:0;padding:14px}.codebook-card h3{color:var(--text);letter-spacing:0;margin:0 0 12px;font-size:15px;font-weight:760}.codebook-grid{gap:8px;display:grid}.letters-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.numbers-grid,.symbols-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.codebook-item{background:#0206173d;border:1px solid #94a3b81f;border-radius:6px;justify-content:space-between;align-items:center;gap:10px;min-width:0;min-height:38px;padding:8px 10px;display:flex}.codebook-item strong{color:#eafcff;font-size:13px;font-weight:800}.codebook-item code{color:#8ff6e8;font-family:var(--mono);letter-spacing:0;white-space:nowrap;font-size:13px}.rhythm-card{background:linear-gradient(120deg,#2dd4bf1a,#0000 36%),linear-gradient(#0206171a,#02061770),#0206173d;border:1px solid #2dd4bf2e;border-radius:7px;gap:18px;min-height:300px;margin-top:20px;padding:22px;display:grid;position:relative;overflow:hidden}.rhythm-card:before{pointer-events:none;content:"";background-color:#0000;background-image:linear-gradient(#94a3b80f 1px,#0000 1px),linear-gradient(90deg,#94a3b80f 1px,#0000 1px);background-position:0 0,0 0;background-repeat:repeat,repeat;background-size:34px 34px;background-attachment:scroll,scroll;background-origin:padding-box,padding-box;background-clip:border-box,border-box;position:absolute;inset:18px;-webkit-mask-image:linear-gradient(#000000b8,#0000 84%);mask-image:linear-gradient(#000000b8,#0000 84%)}.rhythm-copy,.rhythm-lines,.rhythm-stats{z-index:1;position:relative}.rhythm-copy{gap:8px;max-width:520px;display:grid}.rhythm-copy span{color:var(--accent);letter-spacing:.14em;text-transform:uppercase;font-size:11px;font-weight:800}.rhythm-copy strong{color:var(--text);font-family:var(--mono);letter-spacing:0;font-size:20px}.rhythm-copy p{max-width:480px;color:var(--muted);font-size:13px;line-height:1.6}.rhythm-lines{align-items:center;gap:10px;min-height:86px;display:flex}.rhythm-lines span{background:#8ff6e8;border-radius:999px;height:10px;display:block;box-shadow:0 0 20px #2dd4bf7a}.rhythm-lines .dot{width:10px}.rhythm-lines .dash{width:44px}.rhythm-lines .gap{opacity:.36;width:28px;height:1px;box-shadow:none;background:#94a3b88a}.rhythm-stats{grid-template-columns:repeat(3,minmax(0,1fr));align-self:end;gap:8px;display:grid}.rhythm-stats span{color:var(--dim);background:#02061747;border:1px solid #94a3b81f;border-radius:6px;gap:2px;padding:10px;font-size:12px;display:grid}.rhythm-stats strong{color:#8ff6e8;font-family:var(--mono);font-size:17px}.rules-card dl{gap:8px;margin:0;display:grid}.rule-row{background:#0206173d;border:1px solid #94a3b81f;border-radius:6px;grid-template-columns:112px minmax(0,1fr);align-items:center;gap:12px;min-height:40px;padding:8px 10px;display:grid}.rule-row dt{color:var(--text);font-size:13px;font-weight:760}.rule-row dd{gap:2px;margin:0;display:grid}.rule-row dd strong{color:#8ff6e8;font-family:var(--mono);font-size:13px}.rule-row dd span{color:var(--dim);font-size:12px}.workflow-panel,.examples-panel,.practice-panel,.use-panel{border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);background:linear-gradient(#ffffff0f,#ffffff05),#0a1422c7;margin-top:30px}.workflow-panel,.use-panel{padding:18px}.content-header{justify-content:space-between;align-items:end;gap:18px;margin-bottom:16px;display:flex}.content-header.compact{align-items:start}.content-header h2,.practice-copy h2{max-width:560px;font-size:28px;line-height:1.05}.content-header p,.practice-copy p{max-width:500px;color:var(--muted);font-size:14px;line-height:1.68}.workflow-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;display:grid}.workflow-item,.method-item,.use-item,.format-card,.operator-card{background:linear-gradient(#02061738,#02061714),#0f172a7a;border:1px solid #94a3b824;border-radius:7px;min-width:0}.workflow-item{align-content:start;gap:10px;min-height:196px;padding:14px;display:grid}.workflow-item>span{color:#8ff6e8;font-family:var(--mono);font-size:12px;font-weight:760}.workflow-item h3,.method-item h3,.use-item h3,.format-card h3,.operator-card h3{color:var(--text);margin:0;font-size:16px;font-weight:760;line-height:1.25}.workflow-item p,.method-item p,.use-item p{color:var(--muted);font-size:13px;line-height:1.62}.examples-panel{grid-template-columns:minmax(0,1.34fr) minmax(300px,.66fr);gap:16px;padding:18px;display:grid}.examples-main{min-width:0}.examples-table{background:#0206173d;border:1px solid #94a3b824;border-radius:7px;min-width:0;display:grid;overflow:hidden}.examples-row{border-top:1px solid #94a3b81a;grid-template-columns:minmax(100px,.58fr) minmax(210px,1fr) minmax(180px,1.04fr);align-items:center;gap:14px;min-width:0;padding:12px 14px;display:grid}.examples-row:first-child{border-top:0}.examples-row.table-head{min-height:38px;color:var(--dim);letter-spacing:.12em;text-transform:uppercase;background:#0f172a80;font-size:11px;font-weight:800}.examples-row strong{color:#eafcff;font-size:13px;font-weight:800}.examples-row code{color:#8ff6e8;min-width:0;font-family:var(--mono);overflow-wrap:anywhere;font-size:13px}.examples-row span:not([role=columnheader]){color:var(--muted);font-size:13px;line-height:1.5}.format-card,.operator-card{padding:16px}.format-card dl{gap:10px;margin:14px 0 0;display:grid}.format-card dl>div{background:#0206173d;border:1px solid #94a3b81a;border-radius:6px;gap:4px;padding:10px;display:grid}.format-card dt{color:#d5f7ff;font-size:13px;font-weight:760}.format-card dd{color:var(--muted);margin:0;font-size:12px;line-height:1.5}.practice-panel{grid-template-columns:minmax(260px,.7fr) minmax(0,1.1fr) minmax(260px,.62fr);align-items:stretch;gap:16px;padding:18px;display:grid}.practice-copy{flex-direction:column;justify-content:space-between;gap:18px;min-width:0;padding:2px 0;display:flex}.method-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.method-item,.use-item{align-content:start;gap:9px;padding:14px;display:grid}.operator-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:14px;display:grid}.operator-list span{background:#0206173d;border:1px solid #94a3b81a;border-radius:6px;gap:2px;min-width:0;padding:10px;display:grid}.operator-list strong{color:#8ff6e8;font-family:var(--mono);font-size:14px}.operator-list em{color:var(--dim);font-size:12px;font-style:normal;line-height:1.35}.use-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;display:grid}.seo-panel{grid-template-columns:minmax(280px,.74fr) minmax(0,1.26fr);gap:16px;margin-top:30px;display:grid}.learn-card,.faq-item{border-radius:var(--radius);-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);background:linear-gradient(#ffffff0f,#ffffff05),#0a1422c7;border:1px solid #94a3b824;min-width:0;box-shadow:0 16px 46px #02061738}.learn-card{flex-direction:column;gap:14px;padding:18px;display:flex}.learn-card h2{max-width:420px;font-size:28px;line-height:1.05}.learn-card p,.faq-item p{color:var(--muted);font-size:14px;line-height:1.68}.learn-card a{color:#8ff6e8;font-size:13px;font-weight:760;text-decoration:none}.learn-card a:hover{color:var(--text)}.faq-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.faq-item{align-content:start;gap:10px;padding:16px;display:grid}.faq-item h3{color:var(--text);margin:0;font-size:16px;font-weight:760;line-height:1.25}.backlinks-panel{border-top:1px solid #94a3b82e;border-bottom:1px solid #94a3b824;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:18px;margin-top:36px;padding:18px 0 20px;display:grid}.backlinks-content{min-width:0}.backlinks-list{flex-wrap:wrap;align-items:center;gap:10px 14px;min-width:0;display:flex}.backlink-item{min-width:0;color:var(--muted);justify-content:center;align-items:center;font-size:13px;line-height:1;display:inline-flex}.backlink-item a{max-width:100%;color:var(--muted);justify-content:center;align-items:center;text-decoration:none;display:inline-flex}.backlink-item a:hover{color:#8ff6e8}.backlink-item img{object-fit:contain;max-width:min(180px,100%);max-height:44px;display:block}.site-footer{justify-content:space-between;align-items:center;gap:24px;margin-top:0;padding:24px 0 6px;display:flex}.footer-brand{align-items:center;gap:14px;min-width:0;display:flex}.footer-mark{background:#0f172a94;border:1px solid #2dd4bf57;border-radius:7px;flex:0 0 42px;justify-content:center;align-items:center;gap:4px;width:42px;height:42px;display:inline-flex}.footer-mark span{background:#8ff6e8;border-radius:999px;width:6px;height:6px;display:block;box-shadow:0 0 14px #2dd4bf85}.footer-mark span:first-child{background:var(--accent-2);width:18px}.footer-brand strong{color:var(--text);font-size:14px;font-weight:800;display:block}.footer-brand p{max-width:460px;color:var(--dim);margin-top:3px;font-size:13px;line-height:1.5}.footer-links{flex-wrap:wrap;justify-content:flex-end;gap:10px 16px;display:flex}.footer-links a{color:var(--muted);font-size:13px;font-weight:680;text-decoration:none}.footer-links a:hover{color:#8ff6e8}.settings-grid{grid-template-columns:1fr;gap:12px;display:grid}.setting-field{background:#0f172a80;border:1px solid #94a3b829;border-radius:7px;gap:9px;min-width:0;padding:12px;display:grid}.setting-field span{min-width:0;color:var(--muted);text-transform:uppercase;align-items:center;gap:7px;font-size:12px;font-weight:760;display:flex}.setting-field output{color:var(--text);font-family:var(--mono);font-size:13px}input[type=range]{width:100%;height:6px;accent-color:var(--accent);border-radius:999px;margin:0}.modal-backdrop{z-index:20;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#0206179e;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.config-modal{border-radius:var(--radius);background:linear-gradient(#ffffff14,#ffffff08),#08111ff5;border:1px solid #94a3b83d;width:min(520px,100%);padding:18px;box-shadow:0 28px 90px #0000007a}.config-header{justify-content:space-between;align-items:center;gap:16px;margin-bottom:14px;display:flex}@media (width<=980px){.shell{width:min(100% - 24px,760px);padding:26px 0}.hero,.translator,.control-deck,.culture-panel,.reference-layout,.workflow-grid,.examples-panel,.practice-panel,.use-grid,.seo-panel{grid-template-columns:1fr}.hero{align-items:start;gap:18px}.hero-copy{justify-self:start}.settings-grid{grid-template-columns:1fr}.backlinks-panel{grid-template-columns:1fr;align-items:start}.control-deck{grid-template-columns:repeat(2,minmax(0,1fr));min-width:0}.reference-header,.content-header{flex-direction:column;align-items:start}.culture-copy h2,.content-header h2,.practice-copy h2{max-width:none}.workflow-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.examples-row{grid-template-columns:minmax(90px,.52fr) minmax(190px,1fr) minmax(170px,.94fr)}.practice-panel{align-items:start}.use-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.letters-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.learn-card h2{max-width:none}.site-footer{flex-direction:column;align-items:flex-start}.footer-links{justify-content:flex-start}}@media (width<=620px){.shell{width:min(100% - 18px,520px);padding:18px 0}.brand-lockup{align-items:flex-start}.signal-mark{flex-basis:52px;gap:5px;width:52px;height:52px}.signal-mark span{height:6px}.signal-mark .dash{width:22px}.signal-mark .dot{width:6px}.signal-mark .dash:first-child{width:30px}h1{font-size:38px}.hero-copy{font-size:15px}.panel{padding:14px}textarea,.output-display{min-height:230px;padding:14px;font-size:15px}.panel-header{align-items:center}.control-button{min-height:46px;padding:0 10px;font-size:13px}.control-button span{text-overflow:ellipsis;overflow:hidden}.reference-panel,.culture-panel,.workflow-panel,.examples-panel,.practice-panel,.use-panel{padding:14px}.culture-copy h2,.content-header h2,.practice-copy h2,.learn-card h2{font-size:24px}.history-timeline li{grid-template-columns:1fr;gap:4px}.workflow-grid,.method-grid,.operator-list,.use-grid{grid-template-columns:1fr}.workflow-item{min-height:auto}.examples-table{background:0 0;border:0;gap:0;overflow:visible}.examples-row,.examples-row.table-head{background:#0206173d;border:1px solid #94a3b81f;border-radius:6px;grid-template-columns:1fr;gap:5px;margin-top:8px;padding:12px}.examples-row.table-head{display:none}.faq-grid{grid-template-columns:1fr}.letters-grid,.numbers-grid,.symbols-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.rule-row{grid-template-columns:1fr;gap:4px}.rhythm-card{min-height:260px;padding:16px}.rhythm-lines{flex-wrap:wrap}.rhythm-stats{grid-template-columns:1fr}.footer-brand{align-items:flex-start}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}