@keyframes zhBreathe{0%,to{transform:scale(1);opacity:.2}50%{transform:scale(1.08);opacity:.3}}@keyframes zhSweep{to{transform:rotate(360deg)}}@keyframes zhPing{0%{transform:scale(.6);opacity:.55}70%{opacity:0}to{transform:scale(1.5);opacity:0}}.tz{font-family:var(--font-sans);color:var(--text-body);background:var(--paper);overflow-x:hidden}.tz a{text-decoration:none}.tz-eyebrow{font-family:var(--font-mono);font-size:12px;letter-spacing:.09em;text-transform:uppercase;color:var(--text-muted);margin:0}.tz-eyebrow--center{text-align:center}.tz-kicker{font-family:var(--font-mono);font-size:11px;letter-spacing:.09em;text-transform:uppercase}.tz-kicker--inverse{color:#abb8d2}.tz-note{font-family:var(--font-mono);font-size:11px;color:var(--text-muted);margin:18px 0 0;text-align:center}.tz-note--error{color:var(--negative)}.tz-rule{height:1px;background:var(--line)}.tz-rule--inverse{background:#334263}.tz-btn{height:54px;display:inline-flex;align-items:center;padding:0 28px;border:none;border-radius:var(--radius-1);background:var(--brand-deep);color:var(--text-inverse);font-family:var(--font-sans);font-size:var(--text-base);font-weight:600;cursor:pointer;transition:transform .16s var(--ease-spring),box-shadow .16s var(--ease-out),background .12s}.tz-btn:hover{background:#040e30;transform:translateY(-1px);box-shadow:var(--glow-ai);color:var(--text-inverse);text-decoration:none}.tz-btn:active{transform:translateY(0)}.tz-btn:focus-visible{outline:none;box-shadow:0 0 0 3px var(--focus-ring)}.tz-head{position:relative;z-index:2;max-width:1120px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:28px 32px}.tz-head__logo img{height:60px;width:auto;display:block}.tz-head__cta{color:var(--brand-deep);font-weight:600;font-size:var(--text-base)}.tz-head__cta:hover{color:var(--brand-deep);text-decoration:underline;text-underline-offset:3px}.tz-hero{position:relative;padding:96px 32px 120px}.tz-hero__halo{position:absolute;z-index:0;top:-190px;left:50%;width:1200px;height:880px;margin-left:-600px;border-radius:50%;background:var(--gradient-bolt);filter:blur(140px);opacity:.24;pointer-events:none;mask-image:radial-gradient(closest-side,#000 10%,transparent 85%);-webkit-mask-image:radial-gradient(closest-side,#000 10%,transparent 85%);animation:zhBreathe 9s ease-in-out infinite}.tz-hero__inner{position:relative;z-index:1;max-width:1120px;margin:0 auto;display:flex;flex-direction:column;align-items:center}.tz-hero__title{font-family:var(--font-display);font-weight:700;font-size:clamp(42px,7vw,78px);line-height:1.03;letter-spacing:var(--tracking-display);color:var(--brand-deep);margin:24px 0 0;text-align:center;text-wrap:balance;max-width:20ch}.tz-hero__sub{font-size:var(--text-lg);line-height:1.55;color:var(--text-muted);margin:26px 0 0;text-align:center;max-width:50ch;text-wrap:pretty}.tz-hero .tz-btn{margin:38px 0 0}.tz-stage-wrap{max-width:1120px;margin:0 auto;padding:0 32px 130px}.tz-stage{display:grid;grid-template-areas:"stage";align-items:stretch}.tz-beat{grid-area:stage;position:relative;overflow:hidden;border-radius:var(--radius-3);padding:72px 64px;box-sizing:border-box}.tz-beat--paper{background:var(--paper-raised);box-shadow:var(--shadow-2)}.tz-beat--ink{background:var(--brand-deep);color:var(--text-inverse)}.tz-beat--sunken{background:var(--paper-sunken);padding:88px 64px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:34px}.tz-beat__glow{position:absolute;z-index:0;border-radius:50%;background:var(--gradient-bolt);pointer-events:none}.tz-beat__glow--bl{bottom:-200px;left:-160px;width:520px;height:520px;filter:blur(100px);opacity:.14;mask-image:radial-gradient(closest-side,#000 18%,transparent 80%);-webkit-mask-image:radial-gradient(closest-side,#000 18%,transparent 80%)}.tz-beat__glow--tr{top:-160px;right:-140px;width:420px;height:420px;filter:blur(90px);opacity:.16;mask-image:radial-gradient(closest-side,#000 20%,transparent 80%);-webkit-mask-image:radial-gradient(closest-side,#000 20%,transparent 80%)}.tz-beat__seam{position:absolute;z-index:0;top:0;bottom:0;left:50%;width:1px;background:linear-gradient(180deg,transparent,var(--line) 18%,var(--line) 82%,transparent);pointer-events:none}.tz-beat__lead{position:relative;z-index:1;display:flex;flex-direction:column;gap:26px}.tz-beat__title{font-family:var(--font-display);font-weight:700;font-size:clamp(36px,5.4vw,64px);line-height:1.02;letter-spacing:var(--tracking-display);color:var(--brand-deep);margin:0;max-width:11ch;text-wrap:balance}.tz-beat__title--sm{font-size:clamp(34px,5vw,60px);line-height:1.04;max-width:13ch}.tz-beat__title--inverse{color:var(--text-inverse)}.tz-beat__title--center{font-size:clamp(32px,4.4vw,52px);line-height:1.07;text-align:center;max-width:20ch}.tz-beat__sub{font-size:var(--text-lg);line-height:1.6;color:var(--text-muted);margin:0;text-align:center;max-width:34ch;text-wrap:pretty}.tz-beat__dash{width:64px;height:1px;background:var(--line)}.tz-beat__dash--short{width:44px}.tz-beat__grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:48px 72px;align-items:center}.tz-beat__closer{font-family:var(--font-display);font-weight:700;font-size:clamp(26px,3.4vw,40px);line-height:1.12;letter-spacing:var(--tracking-display);margin:14px 0 0;max-width:22ch;text-wrap:balance}.tz-beat--0{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:56px 72px;align-items:center}.tz-notes{position:relative;z-index:1;display:flex;flex-direction:column;gap:14px;padding:8px 0}.tz-note-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-2);box-shadow:var(--shadow-1);padding:24px 28px}.tz-note-card p{font-family:var(--font-display);font-weight:600;font-size:clamp(20px,2.2vw,26px);line-height:1.24;letter-spacing:-.02em;color:var(--text-body);margin:0;text-wrap:pretty}.tz-note-card--a{--tilt:rotate(-1.6deg);margin-right:26px}.tz-note-card--b{--tilt:rotate(1.1deg);margin-left:34px}.tz-note-card--c{--tilt:rotate(-.8deg);margin-right:14px}.tz-beat--1{display:flex;flex-direction:column;justify-content:center;gap:36px}.tz-rows{display:flex;flex-direction:column;gap:22px}.tz-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:10px 48px;align-items:baseline}.tz-row__head{display:flex;align-items:flex-start;gap:16px}.tz-row__title{font-family:var(--font-display);font-weight:600;font-size:clamp(20px,2.2vw,26px);line-height:1.28;letter-spacing:-.02em;margin:0}.tz-row__body{font-size:var(--text-base);line-height:1.6;color:#c7cedb;margin:0;max-width:38ch}.tz-x{position:relative;flex:none;width:30px;height:30px;margin-top:.1em;border-radius:50%;border:1.5px solid oklch(66% .17 25 / .55);background:#e8605b1f;transform:rotate(-8deg);box-sizing:border-box}.tz-x span{position:absolute;top:12px;left:5.5px;width:15px;height:2px;border-radius:2px;background:#fa6863}.tz-x span:first-child{transform:rotate(45deg)}.tz-x span:last-child{transform:rotate(-45deg)}.tz-beat--2{display:flex;flex-direction:column;justify-content:center;gap:56px}.tz-nos{display:flex;flex-direction:column}.tz-no{display:flex;align-items:center;gap:20px;padding:22px 0}.tz-no:first-child{padding-top:0}.tz-no:last-child{padding-bottom:0}.tz-no p{font-family:var(--font-display);font-weight:600;font-size:clamp(22px,2.6vw,30px);line-height:1.2;letter-spacing:-.02em;color:var(--text-body);margin:0}.tz-slash{position:relative;flex:none;width:34px;height:34px;border-radius:50%;border:1.5px solid oklch(72% .05 265);box-sizing:border-box}.tz-slash span{position:absolute;top:14.5px;left:5px;width:20px;height:1.5px;border-radius:2px;background:var(--brand-deep);transform:rotate(-45deg)}.tz-abacus{position:relative;width:190px;height:64px;display:block}.tz-abacus__bar{position:absolute;top:31px;left:0;width:190px;height:1px;background:var(--line)}.tz-abacus__dot{position:absolute;top:12px;width:7px;height:7px;border-radius:50%;border:1px solid var(--line)}.tz-abacus__bead{position:absolute;top:44px;left:88px;width:12px;height:12px;border-radius:50%;background:var(--brand-deep)}.tz-abacus__ring{position:absolute;top:44px;left:80px;width:28px;height:28px;margin:-8px 0 0 -8px;border-radius:50%;border:1px solid oklch(70% .06 265)}.tz-beat--3{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:48px 64px;align-items:center}.tz-beat--3 .tz-beat__lead{gap:20px}.tz-radar{position:absolute;z-index:0;top:50%;left:26%;border-radius:50%;pointer-events:none}.tz-radar__sweep{width:520px;height:520px;margin:-260px 0 0 -260px;background:conic-gradient(from 0deg,transparent 0deg,oklch(72% .13 200 / .22) 40deg,transparent 80deg);animation:zhSweep 7s linear infinite;mask-image:radial-gradient(closest-side,#000 30%,transparent 78%);-webkit-mask-image:radial-gradient(closest-side,#000 30%,transparent 78%)}.tz-radar__ring--1{width:180px;height:180px;margin:-90px 0 0 -90px;border:1px solid oklch(48% .06 265)}.tz-radar__ring--2{width:340px;height:340px;margin:-170px 0 0 -170px;border:1px solid oklch(42% .05 265)}.tz-radar__ring--3{width:500px;height:500px;margin:-250px 0 0 -250px;border:1px solid oklch(36% .04 265)}.tz-radar__ping{width:110px;height:110px;margin:-55px 0 0 -55px;background:#00bbc34d;background:oklch(72% .13 200 / .3);animation:zhPing 3.6s ease-out infinite}.tz-does{position:relative;z-index:1;display:flex;flex-direction:column;gap:22px}.tz-does__line{font-family:var(--font-display);font-weight:600;font-size:clamp(19px,2vw,24px);line-height:1.3;letter-spacing:-.018em;margin:0;max-width:26ch;text-wrap:pretty}.tz-does__body{font-size:var(--text-base);line-height:1.65;color:#c7cedb;margin:6px 0 0;max-width:40ch;text-wrap:pretty}[data-beat]{opacity:0;transform:translateY(20px) scale(.99);pointer-events:none;transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1)}[data-beat].zh-on{opacity:1;transform:none;pointer-events:auto}[data-beat] [data-line]{opacity:0;transform:translateY(14px);transition:opacity .6s cubic-bezier(.16,1,.3,1),transform .6s cubic-bezier(.16,1,.3,1)}[data-beat].zh-on [data-line]{opacity:1;transform:none}[data-beat] .tz-note-card[data-line]{transform:translateY(14px) var(--tilt)}[data-beat].zh-on .tz-note-card[data-line]{transform:var(--tilt)}[data-reveal]{opacity:0;transform:translateY(26px);transition:opacity .9s cubic-bezier(.16,1,.3,1),transform .9s cubic-bezier(.16,1,.3,1)}[data-reveal].zh-in{opacity:1;transform:none}.tz-controls{display:flex;align-items:center;justify-content:center;gap:10px;margin:34px 0 0}.tz-arrow{width:36px;height:36px;border:none;border-radius:50%;background:transparent;color:var(--text-muted);font-family:var(--font-mono);font-size:14px;cursor:pointer;transition:background .14s,color .14s}.tz-arrow:hover{background:var(--paper-sunken);color:var(--brand-deep)}.tz-tick{width:46px;height:3px;padding:0;border:none;border-radius:2px;background:var(--line);cursor:pointer;transition:background .3s}.tz-tick.zh-on{background:var(--brand-deep)}.tz-arrow:focus-visible,.tz-tick:focus-visible{outline:none;box-shadow:0 0 0 3px var(--focus-ring)}.tz-first{max-width:1120px;margin:0 auto;padding:0 32px 140px;display:flex;flex-direction:column;align-items:center}.tz-first__title{font-family:var(--font-display);font-weight:700;font-size:clamp(38px,6vw,68px);line-height:1.03;letter-spacing:var(--tracking-display);color:var(--brand-deep);margin:0;text-align:center;max-width:16ch;text-wrap:balance}.tz-form{display:flex;gap:10px;margin:40px 0 0;width:100%;max-width:460px}.tz-form__input{flex:1;min-width:0;height:54px;padding:0 18px;border:none;border-radius:var(--radius-1);background:var(--paper-raised);box-shadow:var(--shadow-1);font-family:var(--font-sans);font-size:var(--text-base);color:var(--text-body);box-sizing:border-box}.tz-form__input::placeholder{color:var(--text-faint)}.tz-form__input:focus{outline:none;box-shadow:0 0 0 3px var(--focus-ring)}.tz-form__input[data-invalid]{box-shadow:inset 0 0 0 1px var(--negative)}.tz-form__btn{height:54px;padding:0 26px;border:none;border-radius:var(--radius-1);background:var(--brand-deep);color:var(--text-inverse);font-family:var(--font-sans);font-size:var(--text-base);font-weight:600;white-space:nowrap;cursor:pointer;transition:transform .16s var(--ease-spring),box-shadow .16s var(--ease-out),background .12s}.tz-form__btn:hover:not(:disabled){background:#040e30;transform:translateY(-1px);box-shadow:var(--glow-ai)}.tz-form__btn:active:not(:disabled){transform:translateY(0)}.tz-form__btn:focus-visible{outline:none;box-shadow:0 0 0 3px var(--focus-ring)}.tz-form__btn:disabled{cursor:default;opacity:.75}.tz-foot{border-top:1px solid var(--line)}.tz-foot__inner{max-width:1120px;margin:0 auto;padding:56px 32px;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:28px}.tz-foot__brand{display:flex;flex-direction:column;align-items:flex-start;gap:12px}.tz-foot__brand img{height:52px;width:auto;display:block}.tz-foot__brand p{font-size:var(--text-base);color:var(--text-muted);margin:0}.tz-foot__meta{display:flex;flex-direction:column;align-items:flex-start;gap:12px;font-family:var(--font-mono);font-size:11px;color:var(--text-faint)}.tz-foot__links{display:flex;gap:18px}.tz-foot__links a{color:var(--text-faint)}.tz-foot__links a:hover{color:var(--text-muted);text-decoration:underline;text-underline-offset:3px}@media(max-width:720px){.tz-head{padding:20px}.tz-head__logo img{height:48px}.tz-hero{padding:56px 20px 80px}.tz-stage-wrap{padding:0 20px 90px}.tz-beat{padding:40px 28px;border-radius:var(--radius-2)}.tz-beat--sunken{padding:56px 28px}.tz-beat--0{gap:32px}.tz-note-card--a,.tz-note-card--b,.tz-note-card--c{margin-left:0;margin-right:0}.tz-first{padding:0 20px 96px}.tz-form{flex-direction:column}.tz-foot__inner{padding:40px 20px;align-items:flex-start}}@media(prefers-reduced-motion:reduce){[data-reveal],[data-beat],[data-beat] [data-line]{opacity:1;transform:none;transition:none}[data-beat]:not(.zh-on){display:none}[data-beat] .tz-note-card[data-line]{transform:var(--tilt)}.tz-hero__halo,.tz-radar__sweep,.tz-radar__ping{animation:none!important}}.tz-beat--0,.tz-beat--3{align-content:center}