/* MailFleet website — shared layer on the Modernist tokens.
   Flat ground, 2px rules, square corners. Red is a mark (squares, numerals,
   the warm gradient), and a field only on the closing poster. */
:root{--edge:clamp(20px,4vw,64px);--lead:28px;--ease:cubic-bezier(.22,1,.36,1);
  --muted:color-mix(in srgb,var(--color-text) 64%,transparent);--faint:color-mix(in srgb,var(--color-text) 30%,transparent)}
html{scroll-behavior:smooth;scroll-padding-top:120px}
body{margin:0;background:var(--color-bg);color:var(--color-text);font-family:var(--font-body);text-wrap:pretty;zoom:1!important;-webkit-font-smoothing:antialiased;overflow-x:clip}
[hidden]{display:none!important}
.skip-link{position:absolute;left:-9999px;top:0;z-index:100;background:var(--color-accent);color:var(--color-bg);padding:10px 16px;font-size:13px;font-weight:600;text-decoration:none}
.skip-link:focus{left:var(--edge);top:8px;color:var(--color-bg)}
a{color:var(--color-accent-700)}a:hover{color:var(--color-accent-600)}
::selection{background:var(--color-accent);color:var(--color-bg)}
.wrap{padding-inline:var(--edge)}
.sq{display:inline-block;width:.13em;height:.13em;background:var(--color-accent);margin-left:.04em}
.kicker{font-size:12px;letter-spacing:.1em;text-transform:uppercase;font-weight:600;color:var(--color-accent-700);font-feature-settings:"tnum" 1}
.muted{color:var(--muted)}
.meta-row{display:flex;justify-content:space-between;gap:10px 28px;flex-wrap:wrap;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-feature-settings:"tnum" 1}
.meta-row b{color:var(--color-accent-700);font-weight:600}
.hl{display:block;font-family:var(--font-heading);font-weight:var(--font-heading-weight,800);font-size:clamp(58px,12.2vw,196px);line-height:.88;letter-spacing:-.035em;text-transform:uppercase}
.hl.i1{padding-left:10vw}.hl.i2{text-align:right}.hl.i3{padding-left:22vw}
.h2{font-family:var(--font-heading);font-weight:var(--font-heading-weight,800);font-size:clamp(38px,5.4vw,86px);line-height:.94;letter-spacing:-.03em;text-transform:uppercase;margin:0}
.lede{font-size:17px;line-height:var(--lead);margin:0;max-width:52ch;color:color-mix(in srgb,var(--color-text) 82%,transparent)}
.sec{padding-block:calc(3*var(--lead))}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:18px 40px;flex-wrap:wrap;padding:0 var(--edge) calc(1.4*var(--lead))}
.sec-head .h2{max-width:14ch}

/* the warm current — grey and red mixed, flowing through the glyphs */
.flow{color:var(--faint)}
.anim .flow{color:transparent;background:linear-gradient(100deg,var(--faint) 0%,color-mix(in srgb,var(--color-accent) 45%,var(--color-bg)) 30%,var(--color-accent) 50%,var(--color-accent-600) 62%,color-mix(in srgb,var(--color-accent) 45%,var(--color-bg)) 78%,var(--faint) 100%);background-size:220% 100%;-webkit-background-clip:text;background-clip:text;animation:flow 2200ms ease-in-out infinite alternate}
@keyframes flow{from{background-position:0% 50%}to{background-position:100% 50%}}
.anim .rise{opacity:0;transform:translateY(28px);animation:rise .9s var(--ease) forwards}
@keyframes rise{to{opacity:1;transform:none}}

/* buttons: DS classes, plus link-colour fixes and a sliding arrow */
.btn{transition:background-color .14s,border-color .14s,color .14s,transform .3s var(--ease);white-space:nowrap}
.btn:active{transform:translateY(1px)}
a.btn-primary,a.btn-primary:hover,button.btn-primary{color:var(--color-bg)}
a.btn-secondary,a.btn-secondary:hover,a.btn-ghost,a.btn-ghost:hover{color:var(--color-text)}
.btn .arr{display:inline-block;transition:transform .3s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}
.btn-inv{background:var(--color-bg);color:var(--color-accent-700)!important;border:2px solid var(--color-bg)}
.btn-inv:hover{background:transparent;color:var(--color-bg)!important}
.chip{all:unset;box-sizing:border-box;cursor:pointer;font-size:12.5px;font-weight:600;padding:6px 11px;border:1.5px solid var(--color-text);white-space:nowrap;transition:background-color .2s,color .2s}
.chip:hover{background:color-mix(in srgb,var(--color-text) 8%,transparent)}
.chip[aria-pressed="true"]{background:var(--color-text);color:var(--color-bg)}
.chip:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}

/* nav */
.prog{position:fixed;left:0;top:0;height:2px;width:100%;background:var(--color-accent);transform:scaleX(0);transform-origin:left;z-index:70;pointer-events:none}
.site-nav{position:sticky;top:0;z-index:60;height:64px;box-sizing:border-box;display:flex;align-items:center;gap:clamp(14px,2vw,30px);padding:0 var(--edge);background:color-mix(in srgb,var(--color-bg) 88%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:2px solid transparent;transition:border-color .2s}
.site-nav.scrolled{border-bottom-color:var(--color-divider)}
.brand{display:inline-flex;align-items:baseline;font-family:var(--font-heading);font-weight:800;font-size:21px;letter-spacing:-.02em;color:var(--color-text);text-decoration:none}
.brand:hover{color:var(--color-text)}
.brand i{width:7px;height:7px;background:var(--color-accent);margin-left:3px;display:inline-block}
.nav-links{display:flex;align-items:center;gap:clamp(14px,2vw,30px);margin-left:auto}
.nl{position:relative;color:var(--color-text);text-decoration:none;font-size:14px;font-weight:500;padding:6px 0;white-space:nowrap}
.nl:hover{color:var(--color-text)}
.nl sup{font-size:10px;font-weight:700;color:var(--color-accent);margin-right:5px}
.nl::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;background:var(--color-accent);transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease)}
.nl:hover::after,.nl[aria-current="page"]::after{transform:scaleX(1)}
.nav-menu{display:none;width:40px;height:40px;border:2px solid var(--color-text);background:transparent;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;padding:0 9px;box-sizing:border-box}
.nav-menu span{height:2px;background:var(--color-text);transition:transform .25s var(--ease)}
.open .nav-menu span:first-child{transform:translateY(3.5px) rotate(45deg)}
.open .nav-menu span:last-child{transform:translateY(-3.5px) rotate(-45deg)}
@media (max-width:1020px){
  .nav-links{display:none;position:fixed;inset:64px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;padding:8px var(--edge) 24px;background:var(--color-bg);border-bottom:2px solid var(--color-text)}
  .open .nav-links{display:flex}
  .nav-links .nl{font-family:var(--font-heading);font-weight:800;font-size:28px;text-transform:uppercase;letter-spacing:-.02em;padding:12px 0;border-bottom:2px solid var(--color-divider)}
  .nav-links .nl::after{display:none}
  .nav-cta{margin-left:auto}.nav-menu{display:flex}
}
@media (max-width:420px){.nav-cta{padding-inline:12px;font-size:13px}}

/* cursor, reveal, tilt */
.cur{position:fixed;left:0;top:0;width:10px;height:10px;background:var(--color-accent);pointer-events:none;z-index:90;mix-blend-mode:multiply;box-sizing:border-box;transition:width .22s var(--ease),height .22s var(--ease),background-color .2s}
.cur.on{width:40px;height:40px;background:transparent;border:2px solid var(--color-accent)}
.cur.drag{width:58px;height:58px;background:transparent;border:2px dashed var(--color-accent)}
@media (hover:none){.cur{display:none}}
.js .rv{opacity:0;transform:translateY(22px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.js .rv.in{opacity:1;transform:none}
.wd{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.08em;margin-bottom:-.08em}
.wd>span{display:inline-block;transform:translateY(105%);transition:transform .9s var(--ease)}
.in .wd>span{transform:none}
[data-tilt]{transition:transform .5s var(--ease);will-change:transform}
.glare{position:relative;overflow:hidden}
.glare::after{content:"";position:absolute;inset:0;background:radial-gradient(420px circle at var(--gx,50%) var(--gy,50%),rgba(255,255,255,.3),transparent 60%);opacity:0;transition:opacity .3s;pointer-events:none}
.glare:hover::after{opacity:1}
@media (prefers-reduced-motion:reduce){.js .rv{opacity:1;transform:none;transition:none}.wd>span{transform:none;transition:none}}

/* marquee */
.mq{overflow:hidden;border-block:2px solid var(--color-text);background:var(--color-bg)}
.mq-track{display:flex;width:max-content}
.mq-seq{display:flex;align-items:center;gap:36px;padding:14px 18px 14px 36px;flex:none}
.anim .mq-track{animation:mq 32s linear infinite}
.mq:hover .mq-track{animation-play-state:paused}
@keyframes mq{to{transform:translateX(-50%)}}
.mq-seq span{font-family:var(--font-heading);font-weight:800;font-size:18px;letter-spacing:.04em;text-transform:uppercase;white-space:nowrap;display:inline-block;transform:skewX(var(--skew,0deg))}
.mq-seq i{width:10px;height:10px;background:var(--color-accent);flex:none}

/* 3D stages — a visible blueprint grid under every scene */
.stage-box{position:relative;height:100%;min-height:280px;box-sizing:border-box;border:2px solid var(--color-text);background-color:var(--color-bg);background-image:linear-gradient(color-mix(in srgb,var(--color-text) 7%,transparent) 1px,transparent 1px),linear-gradient(90deg,color-mix(in srgb,var(--color-text) 7%,transparent) 1px,transparent 1px);background-size:44px 44px;overflow:hidden}
.stage-box canvas{position:absolute;inset:0;width:100%;height:100%;display:block;opacity:0;transition:opacity .9s var(--ease);cursor:grab;touch-action:pan-y}
.stage-box canvas.ready{opacity:1}
.stage-box canvas:active{cursor:grabbing}
.stage-cap{position:absolute;left:18px;top:16px;right:18px;display:flex;gap:12px;align-items:baseline;pointer-events:none}
.stage-cap b{font-family:var(--font-heading);font-weight:800;font-size:15px;text-transform:uppercase;letter-spacing:.02em}
.stage-hint{position:absolute;right:18px;bottom:14px;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);pointer-events:none}
.no-3d .stage-hint{display:none}

/* FAQ */
.faq{border-top:2px solid var(--color-text)}
.faq details{border-bottom:2px solid var(--color-divider)}
.faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:20px;padding:22px var(--edge);font-family:var(--font-heading);font-weight:800;font-size:clamp(19px,2vw,26px);letter-spacing:-.01em;transition:background-color .2s,color .2s}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{background:var(--color-text);color:var(--color-bg)}
.faq summary:focus-visible{outline:2px solid var(--color-accent);outline-offset:-4px}
.faq summary i{margin-left:auto;width:16px;height:16px;position:relative;flex:none}
.faq summary i::before,.faq summary i::after{content:"";position:absolute;left:0;top:7px;width:16px;height:2px;background:currentColor;transition:transform .3s var(--ease)}
.faq summary i::after{transform:rotate(90deg)}
.faq details[open] summary i::after{transform:rotate(0)}
.faq details p{margin:0;padding:4px var(--edge) 26px;font-size:16px;line-height:var(--lead);max-width:72ch;color:var(--muted)}

/* red close — a darker glow follows the cursor */
.close{--mx:70%;--my:40%;background:radial-gradient(680px circle at var(--mx) var(--my),var(--color-accent-700),transparent 70%),var(--color-accent);color:var(--color-bg)}
.close .wrap{padding-block:calc(3*var(--lead))}
.close-h{margin:0}
.close-h .hl{font-size:clamp(46px,9vw,150px)}
.close .row{display:flex;gap:16px 28px;flex-wrap:wrap;align-items:center;margin-top:calc(1.6*var(--lead))}
.mailto{font-family:var(--font-heading);font-weight:800;font-size:clamp(18px,2.2vw,28px);color:var(--color-bg);text-decoration:none;border-bottom:2px solid color-mix(in srgb,var(--color-bg) 50%,transparent)}
.mailto:hover{color:var(--color-bg);border-bottom-color:var(--color-bg)}
.close .meta-row{color:var(--color-bg);margin-top:calc(2*var(--lead))}

/* footer */
.site-foot{padding-top:calc(2*var(--lead));overflow:hidden}
.foot-top{display:grid;grid-template-columns:minmax(0,1.6fr) repeat(4,minmax(0,1fr));gap:28px;padding-bottom:calc(1.4*var(--lead));border-bottom:2px solid var(--color-divider)}
.foot-top h4{margin:0 0 10px;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.foot-top a{display:block;font-size:14px;line-height:30px;color:var(--color-text);text-decoration:none;width:fit-content;background:linear-gradient(var(--color-accent),var(--color-accent)) 0 100%/0 2px no-repeat;transition:background-size .3s var(--ease)}
.foot-top a:hover{background-size:100% 2px;color:var(--color-text)}
.foot-brand p{font-size:14px;line-height:1.6;color:var(--muted);max-width:36ch;margin:12px 0}
.foot-bot{display:flex;justify-content:space-between;gap:10px 24px;flex-wrap:wrap;padding:18px 0;font-size:13px;color:var(--muted)}
.foot-bot a{color:var(--color-text)}
@media (max-width:900px){.foot-top{grid-template-columns:1fr 1fr}.foot-brand{grid-column:1/-1}}
@media (max-width:560px){.hl{font-size:15vw}.hl.i1{padding-left:6vw}.hl.i3{padding-left:12vw}}

/* The website is square-cornered throughout (the design system file rounds controls for the app). */
.btn,.input,.seg{border-radius:0}