/* Arctura site: shared tokens, type, header, buttons, footer and the plain pages.
   Palette from the 2026-10-31 handoff: midnight and near-black for sky and sea, warm antique gold for light and chart lines,
   ivory for words, muted blue-white for supporting text. */
/* the headline serif (Robbie's pick, 2026-11-01): Gilda Display for upright text; it has no italic, so italics come from
   Newsreader's real italic rather than a slanted Gilda. One family, two faces. */
@font-face{font-family:'Arctura Serif';src:url(../fonts/gilda-display.woff2) format('woff2');font-weight:200 800;font-style:normal;font-display:swap}
@font-face{font-family:'Arctura Serif';src:url(../fonts/newsreader-italic.woff2) format('woff2');font-weight:200 800;font-style:italic;font-display:swap}
@font-face{font-family:'Geist';src:url(../fonts/geist.woff2) format('woff2');font-weight:100 900;font-style:normal;font-display:swap}

:root{
  --night:#040b16;--deep:#06111f;--ocean:#0d2439;--panel:#081626;--panel2:#0b1c30;
  --gold:#d4ae68;--gold-hi:#edcb8d;--gold-lo:#b0813f;
  --ivory:#f4f1e9;--mist:#b8c3cf;--dim:#7f8fa0;
  --line:rgba(212,174,104,.22);--line2:rgba(212,174,104,.42);--hair:rgba(184,195,207,.14);
  --serif:'Arctura Serif',Georgia,'Times New Roman',serif;
  --sans:'Geist',ui-sans-serif,system-ui,-apple-system,'Segoe UI',sans-serif;
  /* names the cookie script reads */
  --text:var(--ivory);--body:var(--mist);--muted:var(--dim);--cyan:var(--gold-hi);
  --gutter:clamp(16px,4vw,56px);
  --ease:cubic-bezier(.22,.8,.24,1);
}
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;background:var(--night)}
body{margin:0;background:var(--night);color:var(--ivory);font:300 1rem/1.6 var(--sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  overflow-x:hidden}
img,svg,canvas{display:block}
a{color:inherit}
button{font:inherit;color:inherit}
::selection{background:rgba(212,174,104,.35);color:var(--ivory)}
:focus-visible{outline:1.5px solid var(--gold-hi);outline-offset:3px;border-radius:3px}

.skip{position:fixed;left:16px;top:-60px;z-index:200;background:var(--gold);color:var(--night);padding:10px 14px;border-radius:3px;font-weight:600;text-decoration:none;transition:top .2s}
.skip:focus{top:12px}
.sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* type */
.display{font-family:var(--serif);font-weight:300;font-optical-sizing:auto;letter-spacing:-.012em;line-height:1.04;margin:0;color:var(--ivory);text-wrap:balance}
.lede{font-family:var(--sans);font-weight:300;font-size:clamp(1.02rem,.6vw + .86rem,1.24rem);line-height:1.6;color:var(--mist);margin:0;text-wrap:pretty}
.eyebrow{font:500 .7rem/1 var(--sans);letter-spacing:.24em;text-transform:uppercase;color:var(--gold);margin:0 0 18px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 24px;border-radius:3px;
  font:500 .78rem/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;text-decoration:none;cursor:pointer;white-space:nowrap;
  transition:background-color .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease),transform .3s var(--ease)}
.btn-gold{background:var(--gold);color:#1a1408;border:1px solid var(--gold);box-shadow:0 0 0 0 rgba(212,174,104,0)}
.btn-gold:hover{background:var(--gold-hi);border-color:var(--gold-hi);box-shadow:0 0 34px -6px rgba(237,203,141,.55)}
.btn-ghost{background:rgba(4,11,22,.25);color:var(--ivory);border:1px solid var(--line2);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-hi)}
.btn:active{transform:translateY(1px)}
.btn-sm{min-height:36px;padding:0 14px;font-size:.66rem}

/* header: part of the sky, not a box on top of it. No background or rule; the links sit at the centre of the screen, the
   page you are on is underlined, the early-access link is an outlined pill. Over busy content (.solid) a soft blurred shade
   comes in behind it and fades out downward, so there is still no edge. */
.bar{position:fixed;inset:0 0 auto 0;z-index:50;display:flex;align-items:center;gap:28px;height:72px;padding:0 var(--gutter);
  padding-top:env(safe-area-inset-top)}
.bar::before{content:"";position:absolute;inset:0 0 -44px 0;z-index:-1;pointer-events:none;opacity:0;transition:opacity .5s var(--ease);
  background:linear-gradient(180deg,rgba(4,11,22,.78),rgba(4,11,22,.42) 58%,rgba(4,11,22,0));
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  -webkit-mask-image:linear-gradient(180deg,#000 40%,transparent);mask-image:linear-gradient(180deg,#000 40%,transparent)}
.bar.solid::before{opacity:1}
/* the mark: the emblem (the bear under a gold moon, in its gold ring) as a disc, and the name in classical capitals, each A
   a Greek lambda with no crossbar, in the emblem's own gold leaf. The master logo is brand/arctura-logo.png. */
@font-face{font-family:'Arctura Mark';src:url(../fonts/eb-garamond-mark.woff2) format('woff2');font-weight:500;font-display:block}
.mark{display:inline-flex;align-items:center;gap:14px;text-decoration:none;padding:6px 0;white-space:nowrap}
.mark::before{content:"";flex:none;width:40px;height:40px;background:url(../assets/brand/mark-96.png) center/contain no-repeat}
.mark span{font:500 15px/1 'Arctura Mark','EB Garamond',Georgia,serif;letter-spacing:.3em;margin-right:-.3em;color:var(--gold)}   /* Robbie: .9 belongs to the curved master logo; in the nav it distracts */
@supports ((-webkit-background-clip:text) or (background-clip:text)){
  .mark span{background:var(--gold) url(../assets/brand/gold-leaf.jpg) center/120px auto;   /* flat gold under the leaf: a failed image still leaves gold letters */
    -webkit-background-clip:text;background-clip:text;color:transparent}
}
/* the links in two halves meeting at the centre of the screen, so the ornament's middle diamond splits them evenly */
.nav{position:absolute;left:0;right:0;top:calc(50% + env(safe-area-inset-top) / 2);transform:translateY(-50%);display:grid;grid-template-columns:1fr 1fr;column-gap:clamp(22px,2.6vw,40px);pointer-events:none}
.nav-l,.nav-r{display:flex;gap:clamp(22px,2.6vw,40px)}.nav-l{justify-self:end}.nav-r{justify-self:start}
.nav a{pointer-events:auto}
.nav::before{content:"";position:absolute;left:50%;top:calc(100% + 4px);width:min(640px,62vw);height:14px;transform:translateX(-50%);pointer-events:none;opacity:.62;
  background:url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 640 14'><defs><linearGradient id='l' x1='0' x2='1'><stop offset='0' stop-color='%23d4ae68' stop-opacity='0'/><stop offset='1' stop-color='%23edcb8d'/></linearGradient><linearGradient id='r' x1='1' x2='0'><stop offset='0' stop-color='%23d4ae68' stop-opacity='0'/><stop offset='1' stop-color='%23edcb8d'/></linearGradient></defs><polygon points='0,7 296,6.1 296,7.9' fill='url(%23l)'/><polygon points='640,7 344,6.1 344,7.9' fill='url(%23r)'/><polygon points='320,1.5 328,7 320,12.5 312,7' fill='%23edcb8d'/><polygon points='320,4.5 323.5,7 320,9.5 316.5,7' fill='%23040b16'/><circle cx='303' cy='7' r='1.9' fill='%23edcb8d'/><circle cx='337' cy='7' r='1.9' fill='%23edcb8d'/><polygon points='170,4.8 173.5,7 170,9.2 166.5,7' fill='%23d4ae68'/><polygon points='470,4.8 473.5,7 470,9.2 466.5,7' fill='%23d4ae68'/><circle cx='232' cy='7' r='1.1' fill='%23d4ae68'/><circle cx='408' cy='7' r='1.1' fill='%23d4ae68'/></svg>") center/100% 100% no-repeat}
.nav a{position:relative;font:400 .88rem/1 var(--sans);color:var(--mist);text-decoration:none;padding:10px 0;white-space:nowrap;transition:color .25s}
.nav a::after{content:"";position:absolute;left:-6px;right:-6px;bottom:2px;height:1px;background:linear-gradient(90deg,transparent,var(--gold-hi) 42%,transparent calc(50% - 5px),transparent calc(50% + 5px),var(--gold-hi) 58%,transparent);transform:scaleX(0);transition:transform .35s var(--ease)}
.nav a::before{content:"";position:absolute;left:50%;bottom:0;width:5px;height:5px;margin-left:-2.5px;background:var(--gold-hi);transform:rotate(45deg) scale(0);transition:transform .35s var(--ease)}
.nav a:hover{color:var(--ivory)}
.nav a:hover::after{transform:scaleX(.6)}
.nav a[aria-current=page]{color:var(--ivory)}
.nav a[aria-current=page]::after{transform:none}
.nav a[aria-current=page]::before{transform:rotate(45deg) scale(1)}
.bar .cta-top{margin-left:auto;min-height:40px;padding:0 18px 0 20px;border-radius:999px;background:transparent;border:1px solid rgba(244,241,233,.42);
  color:var(--ivory);font:400 .86rem/1 var(--sans);letter-spacing:.01em;text-transform:none;box-shadow:none}
.bar .cta-top::after{content:"\2192";font-size:.95rem;line-height:1;transition:transform .3s var(--ease)}
.bar .cta-top:hover{background:rgba(212,174,104,.08);border-color:var(--gold);color:var(--gold-hi);box-shadow:none}
.bar .cta-top:hover::after{transform:translateX(3px)}
.bar .cookie.inline:not([hidden]) + .cta-top{margin-left:22px}
/* the cookie choice sits in the bar until it is answered; the centred links would run over it at any width */
.bar:has(.cookie.inline:not([hidden])) .nav{display:none}
@media (max-width:900px){.nav{display:none}.bar{height:64px}}
@media (max-width:420px){.mark{gap:10px}.mark::before{width:34px;height:34px}.mark span{font-size:13px;letter-spacing:.25em;margin-right:-.25em}.bar .cta-top{padding:0 14px 0 16px;font-size:.82rem}}

/* footer */
.foot{position:relative;z-index:5;padding:56px var(--gutter) calc(40px + var(--cookie-h,0px) + env(safe-area-inset-bottom));border-top:1px solid var(--hair);background:var(--night)}
.foot-row{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.foot nav{display:flex;flex-wrap:wrap;gap:6px 26px;margin-left:auto}
.foot nav a{font-size:.88rem;color:var(--mist);text-decoration:none;padding:8px 0}
.foot nav a:hover{color:var(--gold-hi)}
.fine{max-width:62rem;margin:28px 0 0;font-size:.78rem;line-height:1.6;color:var(--dim)}
.fine a{color:var(--mist);text-decoration-color:var(--line2);text-underline-offset:3px}
@media (max-width:640px){.foot nav{margin-left:0;gap:4px 20px}}

/* plain pages: About, Questions, Contact, Privacy, Terms, 404 */
.page{position:relative;min-height:100vh;min-height:100svh}
.page-sky{position:fixed;inset:0;z-index:0;background:var(--night) url(../assets/sky.jpg) center 30%/cover no-repeat}
.page-sky::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,11,22,.25) 0%,rgba(4,11,22,.7) 46%,var(--night) 92%)}
.page main{position:relative;z-index:2;max-width:46rem;margin:0 auto;padding:clamp(130px,18vh,190px) var(--gutter) 110px}
.page h1{font-size:clamp(2.6rem,5.4vw,4.4rem);margin:0 0 22px}
.page .lede{margin-bottom:48px}
.prose h2{font:300 clamp(1.5rem,2.4vw,2rem)/1.2 var(--serif);color:var(--ivory);margin:56px 0 14px}
.prose h3{font:500 1rem/1.4 var(--sans);color:var(--ivory);margin:30px 0 8px}
.prose p,.prose li{color:var(--mist);font-size:1.02rem;line-height:1.75}
.prose p{margin:0 0 16px}
.prose ul,.prose ol{padding-left:1.2em;margin:0 0 18px}
.prose li{margin:4px 0}
.prose a{color:var(--ivory);text-decoration-color:var(--line2);text-underline-offset:3px}
.prose a:hover{color:var(--gold-hi)}
.prose strong{color:var(--ivory);font-weight:500}
.rule{height:1px;border:0;margin:40px 0;background:linear-gradient(90deg,transparent,var(--line2),transparent)}
.small{font-size:.86rem;color:var(--dim)}
.small a{color:var(--mist);text-underline-offset:3px;text-decoration-color:var(--line2)}

.contact-big{display:inline-block;margin:6px 0 30px;font:300 clamp(1.5rem,3.4vw,2.3rem)/1.2 var(--serif);color:var(--gold-hi);text-decoration:none;border-bottom:1px solid var(--line2);padding-bottom:4px;overflow-wrap:anywhere}
.contact-big:hover{border-color:var(--gold-hi)}
.page-404 main{text-align:left}
/* 404: the code falling into the black hole (js/void.js) fills the screen behind the words, which sit low on the left */
.void{position:fixed;inset:0;width:100%;height:100%;z-index:0;display:none}
.void-on .void{display:block}
.void-on .page-sky{display:none}
.void-on main{max-width:none;overflow:hidden;overflow:clip;min-height:100vh;min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;padding:120px var(--gutter) clamp(48px,10vh,110px);pointer-events:none;box-sizing:border-box}
.void-on .lost{position:relative;z-index:1;max-width:32rem;pointer-events:auto}
.void-on .lost::before{content:"";position:absolute;inset:-60px -90px -50px -70px;z-index:-1;background:radial-gradient(closest-side,rgba(2,6,13,.82),rgba(2,6,13,.5) 60%,transparent);pointer-events:none}
.void-on .lost .eyebrow{margin-bottom:14px}
.void-on .lost h1{font-size:clamp(2.3rem,4.6vw,4rem)}
.void-on .lost .lede{margin-bottom:30px}
.void-on .foot{z-index:5}
@media (max-height:520px) and (orientation:landscape){.void-on main{padding-top:80px;padding-bottom:28px}.void-on .lost{max-width:21rem}.void-on .lost h1{font-size:2rem;margin-bottom:12px}.void-on .lost .lede{font-size:.95rem;margin-bottom:18px}}

/* questions page */
.faq-group{margin-top:54px}
.faq-group>h2{font:500 .7rem/1 var(--sans);letter-spacing:.24em;text-transform:uppercase;color:var(--gold);margin:0 0 10px}
.faq details{border-bottom:1px solid var(--hair)}
.faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:18px;padding:22px 0;font:300 clamp(1.18rem,1.6vw,1.4rem)/1.35 var(--serif);color:var(--ivory)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";flex:none;margin-left:auto;width:12px;height:12px;border-right:1px solid var(--gold);border-bottom:1px solid var(--gold);
  transform:rotate(45deg) translate(-3px,-3px);transition:transform .35s var(--ease)}
.faq details[open] summary::after{transform:rotate(225deg) translate(-3px,-3px)}
.faq summary:hover{color:var(--gold-hi)}
.faq .a{padding:0 0 24px}
.faq .a p,.faq .a li{color:var(--mist);line-height:1.75;margin:0 0 12px}
.faq .a ul{margin:0 0 12px;padding-left:1.2em}

/* draft marker on pages still waiting for Robbie's words */
.draft{border:1px dashed var(--line2);border-radius:4px;padding:18px 20px;color:var(--gold-hi);background:rgba(212,174,104,.05);font-size:.92rem}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important}}