/* Kaltvane site. Tokens follow brand/03-identity.md: dark for hero/covers/footer, light for reading. */
@font-face{font-family:"Newsreader";src:url("../fonts/Newsreader-Regular.woff") format("woff");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Sans";src:url("../fonts/IBMPlexSans-Regular.woff") format("woff");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Sans";src:url("../fonts/IBMPlexSans-Bold.woff") format("woff");font-weight:700;font-style:normal;font-display:swap}
:root{--carbon:#0B0B0C;--graphite:#161719;--ivory:#F4F1EA;--white:#FFFFFF;--verd:#86AFA1;--verd-d:#3E6B5F;--tint:#E3ECE8;--rule:#BDB9B0;--ink:#0B0B0C;--muted:#4A4A4A;--muted-dk:#CFCBC2;--line-dk:#3A3C3F;
--head:"Newsreader",Georgia,"Times New Roman",serif;--body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;--maxw:1120px;--gut:20px}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font:400 1.0625rem/1.6 var(--body);color:var(--ink);background:var(--ivory)}
img{max-width:100%;height:auto;display:block}
a{color:var(--verd-d);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--verd-d);outline-offset:3px;border-radius:2px}
.dark :focus-visible,.site-header :focus-visible,.site-footer :focus-visible{outline-color:var(--verd)}
.skip{position:absolute;left:-999px;top:0;background:var(--ivory);color:var(--ink);padding:12px 16px;z-index:100}
.skip:focus{left:8px;top:8px}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--gut)}
h1,h2,h3{font-family:var(--head);font-weight:400;line-height:1.12;margin:0 0 .5em;letter-spacing:.005em}
h1{font-size:clamp(2.1rem,6.4vw,3.6rem)}h2{font-size:clamp(1.65rem,4.4vw,2.35rem)}h3{font-size:1.35rem}
p{margin:0 0 1em}ul,ol{margin:0 0 1em;padding-left:1.25em}li{margin-bottom:.35em}
.kicker{font:700 .78rem/1.2 var(--body);letter-spacing:.1em;text-transform:uppercase;color:var(--verd-d);margin:0 0 .8em}
.dark .kicker,.site-header .kicker{color:var(--verd)}
.lead{font-size:1.2rem;max-width:42em}
.muted{color:var(--muted)}.dark .muted{color:var(--muted-dk)}
section{padding:56px 0}
.dark{background:var(--carbon);color:var(--ivory)}.dark a{color:var(--verd)}
.paper{background:var(--white)}.tint{background:var(--tint)}
/* header / footer */
.site-header{background:var(--graphite);color:var(--ivory);border-bottom:1px solid var(--line-dk)}
.site-header .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:4px 24px;min-height:64px}
.brand{display:inline-flex;align-items:center;min-height:44px}.brand img{width:132px}
.nav ul{list-style:none;display:flex;flex-wrap:wrap;gap:0 6px;margin:0;padding:0}
.nav li{margin:0}
.nav a{display:inline-flex;align-items:center;min-height:44px;padding:0 10px;color:var(--ivory);text-decoration:none;font-size:.95rem}
.nav a:hover,.nav a[aria-current="page"]{color:var(--verd);text-decoration:underline;text-underline-offset:6px}
.site-footer{background:var(--graphite);color:var(--muted-dk);padding:40px 0;font-size:.95rem}
.site-footer a{color:var(--ivory)}.site-footer h2{font:700 .8rem var(--body);letter-spacing:.1em;text-transform:uppercase;color:var(--verd);margin:0 0 .6em}
.foot-grid{display:grid;gap:28px;grid-template-columns:1fr}
.foot-grid ul{list-style:none;padding:0;margin:0}.foot-grid li{margin:0}.foot-grid a{display:inline-block;padding:8px 0}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 24px;border-radius:2px;font:700 1rem var(--body);text-decoration:none;border:2px solid var(--verd-d);background:var(--verd-d);color:var(--ivory);cursor:pointer}
.btn:hover{background:var(--carbon);border-color:var(--carbon);text-decoration:none}
.dark .btn{background:var(--verd);border-color:var(--verd);color:var(--carbon)}.dark .btn:hover{background:var(--ivory);border-color:var(--ivory)}
.btn.ghost{background:transparent;color:var(--verd-d)}.btn.ghost:hover{background:var(--tint);color:var(--carbon);border-color:var(--verd-d)}
.dark .btn.ghost{background:transparent;color:var(--verd);border-color:var(--verd)}.dark .btn.ghost:hover{background:var(--graphite);color:var(--ivory)}
.btn[disabled],.btn[aria-disabled="true"]{background:var(--tint);color:#333;border:2px dashed var(--verd-d);cursor:not-allowed}
.btn[disabled]:hover{background:var(--tint)}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
/* hero */
.hero{padding:72px 0 64px}.hero h1{max-width:15em}.hero .lead{color:var(--muted-dk)}
.hero-logo{width:min(260px,70%);margin-bottom:36px}
/* grids / cards */
.grid{display:grid;gap:20px;grid-template-columns:1fr}
.stage-list{list-style:none;padding:0;margin:0;display:grid;gap:16px;grid-template-columns:1fr}
.stage{background:var(--white);border:1px solid var(--rule);border-top:3px solid var(--verd-d);padding:20px;margin:0}
.stage .num{font:700 .8rem var(--body);color:var(--verd-d);letter-spacing:.08em}
.stage h3{margin:.2em 0 .15em}.stage .q{font-style:italic;color:var(--muted);margin-bottom:.8em}
.stage ul{list-style:none;padding:0;margin:0}.stage li{margin:0}.stage li a{display:block;padding:7px 0;font-size:.95rem}
.card{position:relative;background:var(--white);border:1px solid var(--rule);display:flex;flex-direction:column}
.card img{width:100%;aspect-ratio:1/1;object-fit:cover;background:var(--carbon)}
.card .body{padding:16px;display:flex;flex-direction:column;gap:6px;flex:1}
.card h2,.card h3{font-size:1.2rem;margin:0}.card h2 a,.card h3 a{color:var(--ink);text-decoration:none}.card h2 a::after,.card h3 a::after{content:"";position:absolute;inset:0}
.card h2 a:focus-visible,.card h3 a:focus-visible{outline:3px solid var(--verd-d);outline-offset:-3px}
.card p{margin:0;font-size:.95rem;color:var(--muted)}
.meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:.85rem;margin-top:auto;padding-top:8px}
.chip{display:inline-block;padding:2px 10px;border:1px solid var(--verd-d);color:var(--verd-d);font-weight:700;font-size:.78rem;letter-spacing:.04em;text-transform:uppercase}
.price{font:700 1.05rem var(--body);color:var(--ink)}
.card.wide img{width:100%;aspect-ratio:1/1}
@media (min-width:640px){.card.wide{flex-direction:row}.card.wide img{width:240px}}
.stage-block{padding-top:20px}.stage-block h2{margin-top:36px;scroll-margin-top:16px}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 20px;padding:0;border:0}
.filters legend{font-weight:700;margin-bottom:8px;padding:0}
.filters button{min-height:44px;padding:0 16px;background:var(--white);border:1px solid var(--verd-d);color:var(--verd-d);font:700 .95rem var(--body);cursor:pointer}
.filters button[aria-pressed="true"]{background:var(--verd-d);color:var(--ivory)}
.jump{display:flex;flex-wrap:wrap;gap:4px 18px;list-style:none;padding:0;margin:0 0 8px}.jump a{display:inline-block;padding:10px 0}
[hidden]{display:none!important}
/* split rows */
.product-top>*,.split>*,.grid>*,.previews>*{min-width:0}
h1,h2,h3,p,li,td,th,code{overflow-wrap:anywhere}
.split{display:grid;gap:28px;align-items:center;grid-template-columns:1fr;margin-bottom:48px}
.split:last-child{margin-bottom:0}
.frame{border:1px solid var(--rule);background:var(--carbon)}
/* tables */
.tbl{width:100%;border-collapse:collapse;font-size:.95rem;margin:0 0 1em}
.tbl th,.tbl td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--rule);vertical-align:top}
.tbl thead th{background:var(--tint);color:var(--ink)}
.dark .tbl th,.dark .tbl td{border-color:var(--line-dk)}.dark .tbl thead th{background:var(--graphite);color:var(--ivory)}
.tbl-wrap{overflow-x:auto}
.total td,.total th{font-weight:700}
/* product page */
.crumbs{font-size:.9rem;margin:0 0 20px}.crumbs a{padding:10px 0;display:inline-block}
.product-top{display:grid;gap:28px;grid-template-columns:1fr}
.product-top .price-line{font:700 1.6rem var(--body);margin:.2em 0 .4em}
.note{font-size:.9rem;color:var(--muted)}
.previews{display:grid;gap:16px;grid-template-columns:1fr}
.files{list-style:none;padding:0}.files li{padding:10px 0;border-bottom:1px solid var(--rule);margin:0}.files code{font:700 .9rem var(--body);word-break:break-word}
.box{background:var(--tint);border-left:4px solid var(--verd-d);padding:16px 18px;margin:0 0 1.2em}
.prose{max-width:46em}.prose h2{margin-top:1.6em;font-size:1.6rem}.prose h3{font-size:1.2rem;margin-top:1.4em}
.draft{background:var(--tint);border-left:4px solid var(--verd-d);padding:12px 16px;font-weight:700;margin-bottom:1.5em}
details{border-bottom:1px solid var(--rule)}summary{cursor:pointer;min-height:44px;padding:12px 0;font-weight:700;list-style-position:outside}
details p{padding-bottom:6px}
@media (min-width:640px){.stage-list{grid-template-columns:repeat(2,1fr)}.grid{grid-template-columns:repeat(2,1fr)}.previews{grid-template-columns:repeat(3,1fr)}.foot-grid{grid-template-columns:2fr 1fr 1fr}}
@media (min-width:960px){.stage-list{grid-template-columns:repeat(5,1fr)}.grid.cols3{grid-template-columns:repeat(3,1fr)}.grid.cols4{grid-template-columns:repeat(4,1fr)}.split{grid-template-columns:1fr 1fr;gap:56px}.split.flip>:first-child{order:2}.product-top{grid-template-columns:5fr 6fr;gap:56px;align-items:start}section{padding:80px 0}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
@media print{.site-header,.site-footer,.btn-row{display:none}body{background:#fff}}

/* ===================== v2: light-first editorial layer (home prototype) ===================== */
.site-header{background:var(--ivory);color:var(--ink);border-bottom:1px solid var(--rule)}
.nav a{color:var(--ink)}
.nav a:hover,.nav a[aria-current="page"]{color:var(--verd-d);text-decoration:underline;text-underline-offset:6px}
.site-header :focus-visible{outline-color:var(--verd-d)}
.eyebrow{font:700 .78rem/1.2 var(--body);letter-spacing:.12em;text-transform:uppercase;color:var(--verd-d);margin:0 0 1em}
.display{font-size:clamp(2.1rem,5vw,4.2rem);line-height:1;letter-spacing:-.01em;margin:0 0 .4em}
.h-xl{font-size:clamp(2rem,5vw,3.6rem);line-height:1.05;margin:0 0 .5em}
.mk{overflow:hidden;padding-bottom:.12em}.mk>span{display:block}
.ln{display:block;overflow:hidden;padding-bottom:.1em}.ln>span{display:block}
.sec{padding:72px 0;border-top:1px solid var(--rule)}
.sec.first{border-top:0}
@media (min-width:960px){.sec{padding:112px 0}}
/* hero */
.hero2{padding:48px 0 80px}
.hero2 .wrap{display:grid;gap:48px;grid-template-columns:1fr;align-items:center}
.hero2 .lead{color:var(--muted);margin-bottom:0}
.hero-teaser{margin-top:28px;font-size:.95rem;color:var(--muted)}
.mono{width:min(240px,56vw);justify-self:center;position:relative;margin:24px 0}
.mono::before{content:"";position:absolute;inset:-21% -21%;border:1px solid var(--rule);border-radius:50%;pointer-events:none}
.mono svg{width:100%;height:auto;display:block;overflow:visible}
.mono path{fill:#0B0B0C;stroke:#3E6B5F;stroke-width:.5;stroke-dasharray:1;stroke-dashoffset:0;stroke-opacity:0}
.mono .m-blade{transform-box:view-box;transform-origin:20px 47px}
@keyframes draw{0%{stroke-dashoffset:1;stroke-opacity:1;fill-opacity:0}55%{stroke-dashoffset:0;stroke-opacity:1;fill-opacity:0}100%{stroke-dashoffset:0;stroke-opacity:0;fill-opacity:1}}
@keyframes settle{from{transform:rotate(-13deg)}to{transform:rotate(0)}}
@keyframes lnrise{from{transform:translateY(105%)}to{transform:none}}
@keyframes fadein{from{opacity:0}to{opacity:1}}
.m-stem{animation:draw 1.05s cubic-bezier(.4,0,.2,1) both}
.m-leg{animation:draw 1.05s .14s cubic-bezier(.4,0,.2,1) both}
.m-blade{animation:draw 1.05s .07s cubic-bezier(.4,0,.2,1) both,settle .55s .9s cubic-bezier(.2,.75,.25,1) both}
.hero2 .ln>span{animation:lnrise .7s cubic-bezier(.2,.7,.2,1) both}
.hero2 .ln:nth-child(1)>span{animation-delay:.18s}.hero2 .ln:nth-child(2)>span{animation-delay:.3s}.hero2 .ln:nth-child(3)>span{animation-delay:.42s}
.hero2 .lead,.hero2 .btn-row,.hero-teaser{animation:fadein .6s .75s ease-out both}
@media (min-width:960px){.hero2 .wrap{grid-template-columns:7fr 4fr;gap:72px}.mono{width:min(260px,100%)}}
/* reveal system (only when JS is on; without JS everything is visible) */
.js .rv{opacity:0;transform:translateY(18px);transition:opacity .5s ease-out,transform .5s ease-out;transition-delay:calc(var(--i,0)*90ms)}
.js .rv.in{opacity:1;transform:none}
.js .mk>span{transform:translateY(105%);transition:transform .65s cubic-bezier(.2,.7,.2,1)}
.js .mk.in>span{transform:none}
/* journey: the signature interaction */
.jgrid{display:grid;gap:36px;grid-template-columns:1fr}
.jhead .lead{color:var(--muted)}
.jbody{position:relative;padding-left:48px}
.jline{position:absolute;left:11px;top:8px;bottom:8px;width:2px;background:var(--rule)}
.jprog{position:absolute;inset:0;background:var(--verd-d);transform-origin:top}
.js .jprog{transform:scaleY(var(--p,0))}
@supports (animation-timeline:view()){.js .jprog{transform:scaleY(0);animation:jgrow linear both;animation-timeline:view();animation-range:cover 18% cover 72%}}
@keyframes jgrow{from{transform:scaleY(0)}to{transform:scaleY(1)}}
.jlist{list-style:none;margin:0;padding:0}
.jstage{position:relative;padding:0 0 56px;margin:0}
.jstage:last-child{padding-bottom:0}
.dot{position:absolute;left:-48px;top:6px;width:24px;height:24px;border-radius:50%;border:2px solid var(--verd-d);background:var(--verd-d);transition:background-color .35s,transform .35s}
.js .dot{background:var(--ivory)}
.js .jstage.is-active .dot{background:var(--verd-d);transform:scale(1.08)}
.jstage .num{font:700 .78rem var(--body);letter-spacing:.1em;color:var(--verd-d);margin:0 0 .3em}
.jstage h3{font-size:clamp(1.8rem,4vw,2.6rem);margin:0 0 .15em}
.jstage .q{font-style:italic;color:var(--muted);margin-bottom:1em}
.kits{list-style:none;margin:0;padding:0;display:grid;gap:0;border-top:1px solid var(--rule)}
.kits li{margin:0;border-bottom:1px solid var(--rule)}
.kits a{display:flex;align-items:center;min-height:48px;padding:8px 0;text-decoration:none;color:var(--ink)}
.kits a:hover{color:var(--verd-d)}
.kits .code{font:700 .8rem var(--body);color:var(--verd-d);width:3.2em;flex:none}
.js .jstage h3{opacity:.55;transition:opacity .4s}
.js .jstage.is-active h3{opacity:1}
.js .kits li{opacity:0;transform:translateX(-10px);transition:opacity .45s ease-out,transform .45s ease-out;transition-delay:calc(var(--k,0)*70ms)}
.js .jstage.is-active .kits li{opacity:1;transform:none}
@media (min-width:960px){.jgrid{grid-template-columns:4fr 6fr;gap:96px}.jhead{position:sticky;top:96px;align-self:start}.jbody{padding-left:72px}.jline{left:15px}.dot{left:-72px;width:32px;height:32px}}
/* compare slider */
.cgrid{display:grid;gap:40px;grid-template-columns:1fr;align-items:center}
.cmp{margin:0}
.cmp-frame{position:relative;border:1px solid var(--rule);background:#fff;box-shadow:0 1px 0 rgba(11,11,12,.04),0 18px 40px -24px rgba(11,11,12,.25);overflow:hidden}
.cmp-frame{display:flex;flex-direction:column;gap:12px}.js .cmp-frame{display:block}
.cmp-top{order:-1}
.cmp-frame img{width:100%;height:auto;display:block}
.cmp .tag{position:absolute;bottom:10px;z-index:1;padding:4px 10px;background:var(--carbon);color:var(--ivory);font:700 .72rem var(--body);letter-spacing:.08em;text-transform:uppercase}
.cmp .tag.l{left:10px}.cmp .tag.r{right:10px}
.js .cmp-top{position:absolute;inset:0;height:100%;object-fit:cover;object-position:top left;clip-path:inset(0 calc(100% - var(--pos,55%)) 0 0)}
.cmp-handle{display:none}
.js .cmp-handle{display:block;position:absolute;top:0;bottom:0;left:var(--pos,55%);width:2px;margin-left:-1px;background:var(--verd-d);pointer-events:none}
.knob{position:absolute;top:50%;left:50%;width:44px;height:44px;margin:-22px 0 0 -22px;border-radius:50%;background:var(--ivory);border:2px solid var(--verd-d);display:flex;align-items:center;justify-content:center;color:var(--verd-d);font:700 1rem var(--body)}
.cmp-range{display:none}
.js .cmp-range{display:block;position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize;touch-action:pan-y}
.cmp-range:focus-visible~.cmp-handle .knob{outline:3px solid var(--carbon);outline-offset:3px}
.cmp figcaption{font-size:.9rem;color:var(--muted);margin-top:12px}
.nojs-only{display:block}.js .nojs-only{display:none}
.cmp-frame .nojs-b{margin-top:12px}.js .cmp-frame .nojs-b{display:none}
@media (min-width:960px){.cgrid{grid-template-columns:4fr 7fr;gap:80px}}
/* page stack */
.sgrid{display:grid;gap:48px;grid-template-columns:1fr;align-items:center}
.stack{display:grid;max-width:420px;margin:0 auto;padding:24px 8% 32px}
.stack img{grid-area:1/1;width:100%;height:auto;background:#fff;border:1px solid var(--rule);box-shadow:0 22px 40px -26px rgba(11,11,12,.4);transform:translate(var(--x),var(--y)) rotate(var(--r));transition:transform .5s cubic-bezier(.2,.7,.2,1),opacity .5s}
.stack .p1{--x:-12%;--y:3%;--r:-5deg}.stack .p2{--x:0%;--y:0%;--r:0deg}.stack .p3{--x:12%;--y:-3%;--r:5deg}
.js .stack:not(.in) img{opacity:0;--x:0%;--y:6%;--r:0deg}
.stack img:hover{transform:translate(var(--x),calc(var(--y) - 6px)) rotate(var(--r))}
.stack-cap{display:flex;flex-wrap:wrap;gap:6px 20px;justify-content:center;margin:8px 0 0;padding:0;list-style:none;font-size:.9rem;color:var(--muted)}
@media (min-width:960px){.sgrid{grid-template-columns:6fr 5fr;gap:96px}.sgrid .stack{order:-1}}
/* the dark moment */
.moment{background:var(--carbon);color:var(--ivory);padding:88px 0;border-top:0}
.js .moment{background:var(--ivory);color:var(--ink);transition:background-color .7s ease,color .7s ease}
.js .moment.dark-on{background:var(--carbon);color:var(--ivory)}
.moment a{color:var(--verd-d)}.moment.dark-on a,.moment:not(.js-x) .btn{color:inherit}
.moment .eyebrow{color:var(--verd-d)}.moment.dark-on .eyebrow{color:var(--verd)}
.moment .tbl th,.moment .tbl td{border-color:var(--rule)}.moment .tbl thead th{background:var(--tint);color:var(--ink)}
.moment.dark-on .tbl th,.moment.dark-on .tbl td{border-color:var(--line-dk)}.moment.dark-on .tbl thead th{background:var(--graphite);color:var(--ivory)}
.moment .muted{color:var(--muted)}.moment.dark-on .muted{color:var(--muted-dk)}
.moment .btn{background:var(--verd-d);border-color:var(--verd-d);color:var(--ivory)}.moment.dark-on .btn{background:var(--verd);border-color:var(--verd);color:var(--carbon)}
.noscript-dark .moment{background:var(--carbon)}
/* cards: lift + extending rule */
.card{transition:transform .28s cubic-bezier(.2,.7,.2,1),box-shadow .28s}
.card::before{content:"";position:absolute;left:0;top:0;right:0;height:3px;background:var(--verd-d);transform:scaleX(.16);transform-origin:left;transition:transform .4s cubic-bezier(.2,.7,.2,1);z-index:1}
.card:hover,.card:focus-within{transform:translateY(-3px);box-shadow:0 14px 28px -20px rgba(11,11,12,.45)}
.card:hover::before,.card:focus-within::before{transform:scaleX(1)}
.free-grid{display:grid;gap:20px;grid-template-columns:1fr;max-width:760px}
@media (min-width:640px){.free-grid{grid-template-columns:1fr 1fr}}
.faq-wrap{max-width:46em}
.mt{margin-top:24px}.mt0{margin-top:0}
.note-sm{font-size:.9rem;color:var(--muted)}
/* reduced motion: complete, readable, no animation */
@media (prefers-reduced-motion:reduce){
 *,*::before,*::after{animation:none!important;transition:none!important}
 .js .rv,.js .kits li{opacity:1!important;transform:none!important}
 .js .mk>span{transform:none!important}
 .js .jstage h3{opacity:1}
 .js .jprog{transform:none!important}
 .js .stack:not(.in) img{opacity:1}
}

.note-cap{text-align:left;padding-bottom:8px}

.kick0{margin:0}.foot-tag{margin-top:14px}

/* product card art: three transparent page layers; hover fans them out a few degrees (transform only) */
.card .art{position:relative;aspect-ratio:4/3;background:var(--ivory,#F4F1EA);overflow:hidden}
.card .art img{position:absolute;inset:0;width:100%;height:100%;aspect-ratio:auto;object-fit:contain;background:none;transform-origin:50% 90%;transition:transform .45s cubic-bezier(.2,.7,.2,1)}
.card:hover .art picture:nth-child(1) img,.card:focus-within .art picture:nth-child(1) img{transform:rotate(-3deg)}
.card:hover .art picture:nth-child(3) img,.card:focus-within .art picture:nth-child(3) img{transform:rotate(3deg)}
.card.wide img{aspect-ratio:4/3}
@media (prefers-reduced-motion:reduce){.card .art img{transition:none!important;transform:none!important}}
@media (min-width:640px){.card.wide img{width:400px}}

picture{display:contents}