/* Zirva website v12 */

/* Phone frames keep real iPhone proportions (390 × 844 screen).
   The frame never shrinks in a flex row, and its height follows its width,
   so the 390px app always fills the screen exactly: nothing clipped, no empty strip. */
.lp-phone{flex:none}
.zphones .lp-phone{width:245px;height:512px}            /* screen 229 × 496 */
.zphones .lp-phone iframe{transform:scale(.5872)}        /* 229 / 390 */
@media (max-width:640px){
  .zphones .lp-phone{width:160px;height:332px}           /* screen 148 × 320 */
  .zphones .lp-phone iframe{transform:scale(.3795)}      /* 148 / 390 */
}

/* footer ends on the legal row now that the wordmark is gone */
.zf.zf2{padding-bottom:12px}

/* landing role cards: a way into each page */
.zi2-card .zi2-more{margin:auto 8px 0;padding-top:14px;align-self:flex-start}

/* shared entrance */
@keyframes z13in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@keyframes z13pop{0%{transform:scale(.9)}55%{transform:scale(1.08)}100%{transform:scale(1)}}

/* students 02: your own grades, bars grow on reveal */
.zme h4{font:600 26px/32px var(--font-family-display);letter-spacing:-.02em;margin-top:4px}
.zme h4 em{font-style:normal;color:var(--color-success)}
.zme-bars{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;align-items:end;height:220px;margin-top:22px}
.zme-b{display:flex;flex-direction:column;align-items:center;gap:8px;height:100%}
.zme-b b{font:600 18px/24px var(--font-family-display);color:var(--color-text-secondary);opacity:0}
.zme-b.now b{color:var(--color-success)}
.zme-col{position:relative;flex:1;width:100%;max-width:56px;border-radius:14px;background:var(--color-surface-sunken);overflow:hidden}
.zme-col i{position:absolute;left:0;right:0;bottom:0;height:calc(var(--v) * 10%);border-radius:14px;background:color-mix(in srgb,var(--color-text) 22%,var(--color-surface));box-shadow:inset 0 -4px 0 rgba(0,0,0,.12);transform-origin:bottom;transform:scaleY(0)}
.zme-b.now .zme-col i{background:var(--color-success)}
.zme-b small{font:var(--type-label-sm,var(--type-body-sm));color:var(--color-text-secondary);white-space:nowrap}
.zme-b.now small{color:var(--color-text);font-weight:600}
.in .zme-col i{transform:none;transition:transform 700ms var(--ease-spring,cubic-bezier(.34,1.56,.64,1)) calc(200ms + var(--k) * 110ms)}
.in .zme-b b{animation:z13in 360ms var(--ease-out) calc(520ms + var(--k) * 110ms) both}
.zme-note{display:flex;align-items:center;gap:8px;margin-top:18px;padding-top:16px;border-top:1px solid var(--color-border);font:var(--type-label-md);color:var(--color-success)}
.in .zme-note{animation:z13in 400ms var(--ease-out) 1100ms both}
@media (max-width:420px){.zme-bars{gap:8px;height:180px}.zme-b small{font-size:11px}}

/* students 03: a question to the teacher plays out */
.zask{width:100%;max-width:440px;padding:18px;border-radius:30px;background:var(--color-surface);color:var(--color-text);box-shadow:0 30px 70px rgba(0,0,0,.3)}
.zask-h{display:flex;align-items:center;gap:12px;padding:4px 4px 16px;border-bottom:1px solid var(--color-border)}
.zask-ic{width:44px;height:44px;flex:none;border-radius:14px;display:grid;place-items:center;padding-bottom:3px;background:var(--group-cobalt);color:#fff;font-size:22px;box-shadow:inset 0 -3px 0 rgba(0,0,0,.2)}
.zask-h b{display:block;font:var(--type-label-lg)}
.zask-h small{font:var(--type-body-sm);color:var(--color-text-secondary)}
.zask-b{padding:2px 0 4px}
.zask .say{margin-top:14px}
.zask .say.mine{grid-template-columns:minmax(0,1fr);justify-items:end}
.zask .say.mine .say-b{max-width:85%}
.zask-av{background:color-mix(in srgb,var(--group-cobalt) 14%,var(--color-surface));color:var(--group-cobalt);font:600 13px/1 var(--font-family-ui)}
.zask-slot{display:grid}
.zask-slot>.say{grid-area:1/1}
.zask-slot .m2{align-self:end}
.zask-dots{display:inline-flex;gap:5px;padding:4px 2px}
.zask-dots i{width:8px;height:8px;border-radius:50%;background:var(--color-text-secondary);animation:z13dot 1s ease-in-out infinite}
.zask-dots i:nth-child(2){animation-delay:150ms}.zask-dots i:nth-child(3){animation-delay:300ms}
@keyframes z13dot{0%,60%,100%{transform:none;opacity:.5}30%{transform:translateY(-4px);opacity:1}}
@keyframes z13type{0%{opacity:0;transform:translateY(10px)}12%,82%{opacity:1;transform:none}100%{opacity:0;transform:none}}
.zask-m{opacity:0}
.in .zask .m1{animation:z13in 420ms var(--ease-out) 300ms both}
.in .zask .m2{animation:z13type 1300ms var(--ease-out) 900ms both}
.in .zask .m3{animation:z13in 420ms var(--ease-out) 2150ms both}
.in .zask .m4{animation:z13in 420ms var(--ease-out) 3100ms both}

/* students: what parents see */
.zpar{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:48px}
.zpar-i{display:flex;flex-direction:column;gap:6px;padding:24px;border-radius:28px;background:var(--color-surface);box-shadow:0 1px 0 var(--color-border),0 24px 50px rgba(22,27,38,.06)}
.zpar-ic{width:56px;height:56px;margin-bottom:14px;border-radius:50%;display:grid;place-items:center;padding-bottom:5px;background:var(--c);color:#fff;font-size:26px;box-shadow:inset 0 -5px 0 rgba(0,0,0,.2)}
.zpar-i b{font:600 20px/26px var(--font-family-display);letter-spacing:-.01em}
.zpar-i span:last-child{font:var(--type-body-md);color:var(--color-text-secondary)}
.in .zpar-i{animation:z13in 480ms var(--ease-out) both}
.in .zpar-i:nth-child(2){animation-delay:80ms}.in .zpar-i:nth-child(3){animation-delay:160ms}.in .zpar-i:nth-child(4){animation-delay:240ms}
@media (max-width:980px){.zpar{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:420px){.zpar{gap:10px}.zpar-i{padding:18px;border-radius:24px}.zpar-ic{width:48px;height:48px;font-size:22px}}

/* roadmap: one big learning path */
.zmap-hero{padding-bottom:8px}
.zmap-s{padding-top:56px}
.zmap{position:relative;max-width:900px;margin:0 auto}
.zmap-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:64px}
.zmap-road{position:absolute;left:50%;top:40px;bottom:40px;width:12px;margin-left:-6px;border-radius:6px;background:repeating-linear-gradient(180deg,var(--color-surface-sunken) 0 12px,transparent 12px 24px)}
.zmap-road i{position:absolute;inset:0;border-radius:6px;background:var(--color-success);transform-origin:top;transform:scaleY(0)}
.zmap-st{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 112px minmax(0,1fr);align-items:center}
.zmap-n{grid-column:2;grid-row:1;justify-self:center;position:relative;z-index:1;width:80px;height:80px;border-radius:50%;display:grid;place-items:center;padding-bottom:6px;font-size:32px;background:var(--color-surface-sunken);color:var(--color-text-secondary);box-shadow:inset 0 -6px 0 rgba(0,0,0,.1);transition:background-color 260ms ease,color 260ms ease}
.zmap-st.lit .zmap-n{background:var(--color-success);color:#fff;box-shadow:inset 0 -6px 0 rgba(0,0,0,.22);animation:z13pop 420ms var(--ease-spring,ease-out)}
.zmap-st.z-now.lit .zmap-n{background:var(--group-cobalt);box-shadow:inset 0 -6px 0 rgba(0,0,0,.22),0 0 0 6px var(--color-canvas),0 0 0 10px color-mix(in srgb,var(--group-cobalt) 40%,transparent)}
.zmap-card{grid-row:1;padding:22px 26px 24px;border-radius:28px;background:var(--color-surface);box-shadow:0 1px 0 var(--color-border),0 24px 50px rgba(22,27,38,.06)}
.zmap-st:nth-child(odd) .zmap-card{grid-column:1;text-align:right}
.zmap-st:nth-child(even) .zmap-card{grid-column:3}
.zmap-card small{font:var(--type-label-md);color:var(--color-text-secondary)}
.zmap-st.z-done .zmap-card small{color:var(--color-success)}
.zmap-st.z-now .zmap-card small{color:var(--group-cobalt)}
.zmap-card h3{margin-top:4px;font:600 24px/30px var(--font-family-display);letter-spacing:-.02em}
.zmap-card p{margin-top:6px;font:var(--type-body-md);color:var(--color-text-secondary)}
.zmap-st.z-lock .zmap-card{background:transparent;box-shadow:inset 0 0 0 2px var(--color-border)}
.zmap-here{position:absolute;left:50%;top:-46px;z-index:2;translate:-50% 0;padding:7px 14px 9px;border-radius:999px;background:var(--group-cobalt);color:#fff;font:var(--type-label-md);white-space:nowrap;opacity:0;transition:opacity 260ms ease}
.zmap-here::after{content:"";position:absolute;left:50%;bottom:-5px;width:10px;height:10px;margin-left:-5px;background:inherit;transform:rotate(45deg);border-radius:2px}
.zmap-st.lit .zmap-here{opacity:1;animation:z13bob 1.8s ease-in-out infinite}
@keyframes z13bob{0%,100%{transform:none}50%{transform:translateY(-4px)}}
@media (max-width:760px){
  .zmap-list{gap:28px}
  .zmap-road{left:40px;margin-left:-6px}
  .zmap-st{grid-template-columns:80px minmax(0,1fr);gap:18px}
  .zmap-n{grid-column:1}
  .zmap-st:nth-child(odd) .zmap-card,.zmap-st:nth-child(even) .zmap-card{grid-column:2;text-align:left}
  .zmap-card{padding:18px 20px 20px;border-radius:24px}
  .zmap-card h3{font-size:20px;line-height:26px}
  .zmap-st.z-now{margin-top:30px}
  .zmap-here{left:0;translate:0 0;top:-44px}
  .zmap-here::after{left:40px}
}

/* landing: how it works, four steps on one road */
.zhow-wrap{position:relative;margin-top:56px}
.zhow-road{position:absolute;left:12.5%;right:12.5%;top:23px;height:10px;border-radius:5px;background:repeating-linear-gradient(90deg,var(--color-surface-sunken) 0 12px,transparent 12px 24px)}
.zhow-road i{position:absolute;inset:0;border-radius:5px;background:var(--color-success);transform-origin:left;transform:scaleX(0)}
.in .zhow-road i{transform:none;transition:transform 1400ms var(--ease-out) 300ms}
.zhow-steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.zhow-st{display:flex;flex-direction:column;align-items:center;text-align:center}
.zhow-n{position:relative;z-index:1;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;padding-bottom:5px;background:var(--c);color:#fff;font:600 22px/1 var(--font-family-display);box-shadow:inset 0 -5px 0 rgba(0,0,0,.22),0 0 0 8px var(--color-canvas)}
.zhow-shot{width:100%;max-width:250px;height:250px;margin-top:24px;padding:16px 16px 0;border-radius:28px;overflow:hidden;background:color-mix(in srgb,var(--c) 13%,var(--color-surface))}
.zhow-shot img{display:block;width:100%;height:auto;border-radius:18px 18px 0 0;box-shadow:0 12px 30px rgba(22,27,38,.14)}
.zhow-st b{margin-top:20px;font:600 21px/27px var(--font-family-display);letter-spacing:-.015em}
.zhow-st>span:last-child{margin-top:6px;max-width:25ch;font:var(--type-body-md);color:var(--color-text-secondary)}
.zhow-st{opacity:0}
.in .zhow-st{animation:z13in 480ms var(--ease-out) calc(150ms + var(--k) * 140ms) both}
.in .zhow-n{animation:z13pop 420ms var(--ease-spring,ease-out) calc(450ms + var(--k) * 300ms) both}
@media (max-width:760px){
  .zhow-wrap{margin-top:36px}
  .zhow-road{left:23px;right:auto;top:28px;bottom:28px;width:10px;height:auto;background:repeating-linear-gradient(180deg,var(--color-surface-sunken) 0 12px,transparent 12px 24px)}
  .zhow-road i{transform-origin:top;transform:scaleY(0)}
  .zhow-steps{grid-template-columns:1fr;gap:32px}
  .zhow-st{display:grid;grid-template-columns:56px minmax(0,1fr);column-gap:18px;align-items:start;text-align:left}
  .zhow-n{grid-row:1 / span 3}
  .zhow-st b{grid-column:2;margin-top:12px}
  .zhow-st>span:last-child{grid-column:2;max-width:none}
  .zhow-shot{grid-column:2;grid-row:3;max-width:none;height:170px;margin-top:14px;padding:12px 12px 0;border-radius:22px}
  .zhow-shot img{max-width:220px;margin:0 auto}
}

/* landing: what changes, row by row */
.zvs-head{display:grid;grid-template-columns:minmax(0,1fr) 64px minmax(0,1fr);margin:48px auto 0;max-width:1000px;padding:0 24px;font:var(--type-label-lg);color:var(--color-text-secondary)}
.zvs-head span:last-child{color:var(--color-success)}
.zvs-list{list-style:none;margin:12px auto 0;padding:0;max-width:1000px;display:flex;flex-direction:column;gap:12px}
.zvs-row{display:grid;grid-template-columns:minmax(0,1fr) 64px minmax(0,1fr);align-items:stretch}
.zvs-old,.zvs-new{display:flex;align-items:center;gap:14px;padding:20px 24px;border-radius:24px;font:var(--type-body-lg)}
.zvs-old{color:var(--color-text-secondary);box-shadow:inset 0 0 0 2px var(--color-border)}
.zvs-old i{flex:none;font-size:24px;opacity:.7}
.zvs-new{background:var(--color-surface);color:var(--color-text);box-shadow:0 1px 0 var(--color-border),0 18px 40px rgba(22,27,38,.06)}
.zvs-ic{flex:none;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;padding-bottom:3px;background:var(--color-success);color:#fff;font-size:19px;box-shadow:inset 0 -3px 0 rgba(0,0,0,.2)}
.zvs-arrow{display:grid;place-items:center}
.zvs-arrow i{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--color-surface-sunken);color:var(--color-text);font-size:16px}
.zvs-old,.zvs-new,.zvs-arrow{opacity:0}
.in .zvs-old{animation:z13in 420ms var(--ease-out) calc(100ms + var(--k) * 150ms) both}
.in .zvs-arrow{animation:z13slide 420ms var(--ease-out) calc(300ms + var(--k) * 150ms) both}
.in .zvs-new{animation:z13slide 480ms var(--ease-out) calc(420ms + var(--k) * 150ms) both}
@keyframes z13slide{from{opacity:0;transform:translateX(-14px)}to{opacity:1;transform:none}}
@media (max-width:760px){
  .zvs-head{display:none}
  .zvs-list{margin-top:32px;gap:20px}
  .zvs-row{grid-template-columns:1fr}
  .zvs-old,.zvs-new{padding:16px 18px;border-radius:20px;font:var(--type-body-md)}
  .zvs-arrow{height:34px}
  .zvs-arrow i{width:28px;height:28px;font-size:13px;rotate:90deg}
}

/* footer v15: brand and beta status, three link columns, a quiet bottom bar */
.zf.zf3{margin-top:120px;padding:88px 0 0;border-radius:48px 48px 0 0}
.zf3-top{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.5fr);gap:64px;padding-bottom:72px}
.zf3-logo{display:inline-flex;align-items:center;gap:14px;color:#fff;text-decoration:none;font:600 34px/1 var(--font-family-display);letter-spacing:-.03em}
.zf3-logo svg{width:52px;height:35px;color:var(--color-success);filter:brightness(1.5) saturate(1.1)}
.zf3-logo path{stroke-dasharray:1;stroke-dashoffset:0}
.zf.in .zf3-logo path{animation:z15draw 1100ms var(--ease-out) 150ms both}
@keyframes z15draw{from{stroke-dashoffset:1}to{stroke-dashoffset:0}}
.zf3-line{margin-top:20px;max-width:30ch;font:var(--type-body-lg);color:rgba(255,255,255,.66)}
.zf3-cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px}
.zf3-col h2{font:var(--type-label-md);color:rgba(255,255,255,.45);margin:6px 0 14px}
.zf3-col ul{list-style:none;margin:0;padding:0}
.zf3-col a{display:inline-flex;align-items:center;gap:8px;min-height:44px;font:500 17px/24px var(--font-family-ui);color:rgba(255,255,255,.86);text-decoration:none;transition:color 150ms ease,transform 150ms var(--ease-out)}
.zf3-col a:hover{color:#fff;transform:translateX(3px)}
.zf3-col a[aria-current="page"]{color:#fff}
.zf3-col a[aria-current="page"]::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--color-success);filter:brightness(1.5)}
.zf3-col a:focus-visible,.zf3-logo:focus-visible{outline:2px solid #fff;outline-offset:3px;border-radius:8px}
.zf3-col{opacity:0}
.zf.in .zf3-col{animation:z13in 480ms var(--ease-out) calc(120ms + var(--k) * 90ms) both}
.zf3-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px 0 26px;border-top:1px solid rgba(255,255,255,.1);font:var(--type-body-sm);color:rgba(255,255,255,.5)}
@media (max-width:980px){.zf3-top{grid-template-columns:1fr;gap:48px}}
@media (max-width:640px){
  .zf.zf3{margin-top:80px;padding-top:56px;border-radius:32px 32px 0 0}
  .zf3-top{padding-bottom:40px}
  .zf3-logo{font-size:28px}.zf3-logo svg{width:44px;height:30px}
  .zf3-cols{grid-template-columns:1fr 1fr;gap:8px 16px}
  .zf3-col:last-child{grid-column:1 / -1}
  .zf3-col:last-child ul{display:grid;grid-template-columns:1fr 1fr;column-gap:16px}
  .zf3-col a{font-size:16px}
}
@media (prefers-reduced-motion:reduce){.zf3-col{opacity:1;animation:none!important}.zf.in .zf3-logo path{animation:none}}

/* v16: hero headline word by word */
.zhero h1.zw-on{animation:none!important;opacity:1!important;transform:none!important}
.zw{display:inline-block;animation:z16word 720ms var(--ease-out) calc(120ms + var(--i) * 90ms) both}
@keyframes z16word{from{opacity:0;transform:translateY(.45em) rotate(2deg);filter:blur(6px)}to{opacity:1;transform:none;filter:none}}

/* subpage hero without a fan of screens */
.zsub-hero{padding-bottom:12px}
.zhow-more{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 28px;margin-top:40px}

/* v16: features page */
.zfeat{padding-top:28px}
.zfeat .lp-wrap{display:flex;flex-direction:column;align-items:center}
.zff{position:relative;display:inline-flex;gap:4px;padding:6px;border-radius:999px;background:var(--color-surface-sunken)}
.zff-pill{position:absolute;left:6px;top:6px;bottom:6px;width:0;border-radius:999px;background:var(--color-surface);box-shadow:0 1px 0 var(--color-border),0 6px 16px rgba(22,27,38,.08);transition:transform 320ms var(--ease-out),width 320ms var(--ease-out)}
.zff-b{position:relative;z-index:1;min-height:44px;padding:0 22px 2px;border:0;border-radius:999px;background:none;font:var(--type-label-lg);color:var(--color-text-secondary);cursor:pointer;transition:color 200ms ease}
.zff-b[aria-pressed="true"]{color:var(--color-text)}
.zff-b:active{transform:scale(.97)}
.zff-b:focus-visible{outline:2px solid var(--color-text);outline-offset:2px}
.zff-count{margin-top:12px;font:var(--type-body-sm);color:var(--color-text-secondary)}
.zfc{width:100%;margin-top:56px}
.zfc[hidden],.zft[hidden]{display:none}
.zfc-h{display:flex;align-items:center;gap:14px;font:600 30px/36px var(--font-family-display);letter-spacing:-.02em}
.zfc-ic{width:48px;height:48px;flex:none;border-radius:50%;display:grid;place-items:center;padding-bottom:4px;background:var(--c);color:#fff;font-size:22px;box-shadow:inset 0 -4px 0 rgba(0,0,0,.2)}
.zfc-grid{list-style:none;margin:22px 0 0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.zft{display:flex;flex-direction:column;gap:8px;padding:22px 22px 20px;border-radius:24px;background:var(--color-surface);box-shadow:0 1px 0 var(--color-border),0 18px 40px rgba(22,27,38,.05);transition:transform 200ms var(--ease-out)}
.zft:hover{transform:translateY(-3px)}
.zft-top{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.zft b{font:600 19px/25px var(--font-family-display);letter-spacing:-.01em}
.zft-soon{flex:none;padding:3px 10px 5px;border-radius:999px;background:var(--color-warning-tint);color:var(--color-warning);font:var(--type-label-sm,var(--type-label-md))}
.zft-d{font:var(--type-body-md);color:var(--color-text-secondary)}
.zft-role{display:inline-flex;align-items:center;gap:8px;margin-top:auto;padding-top:10px;font:var(--type-label-md);color:var(--color-text-secondary)}
.zft-role::before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor}
.zft-r-t{color:var(--group-cobalt)}.zft-r-s{color:var(--color-success)}
.zft-types{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}
.zft-types i{font-style:normal;padding:4px 10px 6px;border-radius:10px;background:color-mix(in srgb,var(--c) 13%,var(--color-surface));color:var(--color-text);font:var(--type-label-sm,var(--type-label-md))}
.zfc:not(.in) .zft{opacity:0}
.zfc.in .zft{animation:z13in 440ms var(--ease-out) calc(var(--k) * 70ms) both}
.zfc.in .zft-types i{animation:z13in 360ms var(--ease-out) calc(300ms + var(--i) * 70ms) both}
.zfc.in .zft.zft-in{animation:z16in 360ms var(--ease-spring,ease-out) calc(var(--k) * 40ms) both}
@keyframes z16in{from{opacity:0;transform:scale(.94)}to{opacity:1;transform:none}}
@media (max-width:640px){.zfc{margin-top:40px}.zfc-h{font-size:24px;line-height:30px}.zff-b{padding:0 16px 2px}}

/* v16: how we teach, six rules with a live example each */
.zl-grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.zl-card{display:flex;flex-direction:column;padding:26px;border-radius:30px;background:var(--color-surface);box-shadow:0 1px 0 var(--color-border),0 24px 50px rgba(22,27,38,.06)}
.zl-n{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;padding-bottom:3px;background:var(--c);color:#fff;font:600 17px/1 var(--font-family-display);box-shadow:inset 0 -3px 0 rgba(0,0,0,.2)}
.zl-card h2{margin-top:18px;font:600 23px/29px var(--font-family-display);letter-spacing:-.02em;text-wrap:balance}
.zl-card p{margin-top:8px;flex:1;font:var(--type-body-md);color:var(--color-text-secondary)}
.zl-m{display:flex;align-items:center;gap:12px;min-height:96px;margin-top:22px;padding:16px;border-radius:20px;background:color-mix(in srgb,var(--c) 10%,var(--color-surface))}
.zl-card{opacity:0}
.in .zl-card{animation:z13in 480ms var(--ease-out) calc(var(--k) * 90ms) both}
/* 1 retry dots fill */
.zl-pill{padding:4px 12px 6px;border-radius:999px;background:var(--c);color:#fff;font:var(--type-label-md)}
.zl-tries{display:flex;gap:6px}
.zl-tries i{width:14px;height:14px;border-radius:50%;background:var(--color-surface-sunken)}
.in .zl-tries i{animation:z16fill 300ms ease-out both}
.in .zl-tries i:nth-child(1){animation-delay:600ms}.in .zl-tries i:nth-child(2){animation-delay:900ms}.in .zl-tries i:nth-child(3){animation-delay:1200ms}
@keyframes z16fill{to{background:var(--group-cobalt);transform:scale(1.1)}}
.zl-m1 b{margin-left:auto;font:var(--type-label-lg)}
/* 2 explanation, then try again */
.zl-m2{flex-direction:column;align-items:flex-start}
.zl-m2 p{display:flex;gap:8px;margin:0;flex:none;font:var(--type-body-sm);color:var(--color-text)}
.zl-m2 p i{color:var(--group-tangerine);font-size:18px}
.zl-btn{padding:8px 14px 10px;border-radius:12px;background:var(--color-text);color:#fff;font:var(--type-label-md);box-shadow:inset 0 -3px 0 rgba(0,0,0,.3)}
.in .zl-m2 .zl-btn{animation:z13in 380ms var(--ease-out) 900ms both}
/* 3 comment first, score below */
.zl-m3{flex-direction:column;align-items:stretch}
.zl-m3 p{margin:0;flex:none;padding:10px 12px 12px;border-radius:14px 14px 14px 4px;background:var(--color-surface);font:var(--type-body-sm);color:var(--color-text);box-shadow:inset 0 0 0 1px var(--color-border)}
.zl-m3 b{align-self:flex-end;font:600 26px/1 var(--font-family-display);color:var(--color-success)}
.zl-m3 b small{font-size:14px;color:var(--color-text-secondary)}
.in .zl-m3 p{animation:z13in 380ms var(--ease-out) 600ms both}
.in .zl-m3 b{animation:z13in 380ms var(--ease-out) 1100ms both}
/* 4 praise the effort */
.zl-m4{flex-direction:column;align-items:flex-start;gap:8px}
.zl-no{font:var(--type-body-sm);color:var(--color-text-secondary);text-decoration:line-through;text-decoration-thickness:2px}
.zl-yes{display:inline-flex;align-items:center;gap:8px;padding:8px 12px 10px;border-radius:12px;background:var(--color-success);color:#fff;font:var(--type-label-md)}
.in .zl-m4 .zl-yes{animation:z13pop 420ms var(--ease-spring,ease-out) 900ms both}
/* 5 only yourself */
.zl-m5{align-items:flex-end;gap:8px}
.zl-m5 span{flex:1;max-width:28px;height:calc(var(--v) * 6.4px);border-radius:8px;background:color-mix(in srgb,var(--color-text) 20%,var(--color-surface));transform-origin:bottom;transform:scaleY(0)}
.zl-m5 span.now{background:var(--color-success)}
.in .zl-m5 span{transform:none;transition:transform 600ms var(--ease-spring,ease-out) 500ms}
/* 6 most missed */
.zl-m6{gap:10px;font:var(--type-label-md)}
.zl-bar{flex:1;height:10px;border-radius:5px;background:var(--color-surface-sunken);overflow:hidden}
.zl-bar i{display:block;width:var(--w);height:100%;border-radius:5px;background:var(--group-tangerine);transform-origin:left;transform:scaleX(0)}
.in .zl-bar i{transform:none;transition:transform 900ms var(--ease-out) 600ms}
.zl-m6 b{font:var(--type-label-md);white-space:nowrap}
@media (max-width:980px){.zl-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.zl-grid{grid-template-columns:1fr}.zl-card{padding:22px;border-radius:26px}}
@media (prefers-reduced-motion:reduce){.zw{animation:none}.zl-card,.zfc:not(.in) .zft{opacity:1;animation:none!important}.zl-m5 span,.zl-bar i{transform:none;transition:none}}

/* 404: a road that stops */
.z404{padding:200px 0 40px;text-align:center}
.z404-road{display:block;width:min(560px,100%);height:auto;margin:0 auto 28px;overflow:visible}
.z404-road path{fill:none;stroke-width:14;stroke-linecap:round}
.z404-road .a{stroke:var(--color-success);stroke-dasharray:1;stroke-dashoffset:1;animation:z13draw 1100ms var(--ease-out) 200ms forwards}
.z404-road .b{stroke:var(--color-surface-sunken);stroke-dasharray:.015 .035}
.z404-dot{fill:var(--group-cobalt);transform-box:fill-box;transform-origin:center;opacity:0;animation:z13in 300ms var(--ease-out) 1200ms both,z13pulse 1.8s ease-in-out 1500ms infinite}
@keyframes z13draw{to{stroke-dashoffset:0}}
@keyframes z13pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.18)}}
.z404-code{font:600 20px/24px var(--font-family-display);color:var(--color-text-secondary)}
.z404 h1{margin:10px auto 0;max-width:14ch;font:600 64px/68px var(--font-family-display);letter-spacing:-.045em;text-wrap:balance}
.z404 .lp-lead{margin:20px auto 0}
.z404 .zhero-act{justify-content:center;margin-top:32px}
@media (max-width:640px){.z404{padding-top:140px}.z404 h1{font-size:42px;line-height:46px}}

@media (prefers-reduced-motion:reduce){
  .zhow-st,.zvs-old,.zvs-new,.zvs-arrow{opacity:1;animation:none!important}.zhow-n{animation:none!important}.zhow-road i{transform:none;transition:none}
  .zme-col i{transform:none}.zme-b b,.zme-note,.zask-m,.zpar-i{opacity:1;animation:none!important}
  .zask .m2{display:none}
  .zmap-st.lit .zmap-n,.zmap-st.lit .zmap-here{animation:none}
  .z404-road .a{stroke-dashoffset:0;animation:none}.z404-dot{opacity:1;animation:none}
}