/* Cursans site: one visual system for the homepage, /features, the guide,
   privacy and terms. Tokens, header, buttons, footer, device frames and the
   guide's shared parts. System fonts; the display face (wordmark, hero
   headline, stat numbers) is one cached file. */
@font-face{font-family:"Barlow Condensed Black Italic";src:url(/assets/fonts/barlow-condensed-black-italic.woff2) format("woff2");font-weight:900;font-style:italic;font-display:swap}

/* ---------- tokens (light) ---------- */
:root{
  color-scheme:light dark;
  --font-body:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",system-ui,Roboto,"Helvetica Neue",Arial,sans-serif;
  --font-head:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",system-ui,Roboto,"Helvetica Neue",Arial,sans-serif;
  --font-display:"Barlow Condensed Black Italic","Arial Narrow","Roboto Condensed",system-ui,sans-serif;
  /* six sizes */
  --fs-display:clamp(44px,5.6vw,84px);
  --fs-h2:clamp(30px,3.4vw,48px);
  --fs-h3:clamp(20px,1.6vw,24px);
  --fs-lead:clamp(18px,1.4vw,21px);
  --fs-body:17px;
  --fs-small:13px;
  /* spacing, 4-pt */
  --s1:4px;--s2:8px;--s3:12px;--s4:16px;--s6:24px;--s8:32px;--s12:48px;--s16:64px;--s24:96px;--s32:128px;
  --section:clamp(64px,8.9vw,128px);
  --content:1200px;
  --gutter:clamp(16px,3.5vw,40px);
  --bar:64px;
  --r-card:20px;--r-panel:12px;--r-pill:999px;

  --bg:#FFFFFF;--bg-alt:#F5F5F7;--surface:#FFFFFF;--surface-2:#F5F5F7;
  --ink:#1D1D1F;--ink-2:#5B5B60;--line:#E3E3E6;--line-strong:#86868B;
  --accent:#FF6A3A;--accent-ink:#C2410C;--on-accent:#14161B;--accent-soft:#FFE9E0;
  --good:#276B43;--good-soft:#DCEFE2;--neutral:#605C55;--neutral-soft:#E5E2DC;--bad:#B3261E;--bad-soft:#FBDDD8;
  --e1:#6F88A8;--e2:#4F6F99;--e3:#A57C1F;--e4:#D76B1D;--e5:#EF4B16;--heat:#D76B1D;--heat-ink:#A4500F;
  --coachread:#F6EFE9;
  --shadow:0 1px 2px rgba(0,0,0,.06),0 8px 24px rgba(0,0,0,.06);
  --header-bg:rgba(255,255,255,.86);
  /* legacy names used by the guide pages' own styles */
  --card:var(--surface);--muted:var(--ink-2);--accent-text:var(--accent-ink);--raised:var(--surface-2);
  --better:var(--good);--review:var(--bad);--dark:#0B0B0C;--on-dark:#F5F5F7;
}
/* ---------- tokens (dark) ---------- */
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0B0B0C;--bg-alt:#141416;--surface:#1C1C1E;--surface-2:#2A2A2D;
    --ink:#F5F5F7;--ink-2:#A1A1A6;--line:#2C2C2E;--line-strong:#6E6966;
    --accent:#FF6A3A;--accent-ink:#FF8A5C;--on-accent:#14161B;--accent-soft:#3A2016;
    --good:#6FCF8E;--good-soft:#173A24;--neutral:#A8A4A0;--neutral-soft:#2A2827;--bad:#FF8A80;--bad-soft:#4A1C19;
    --e1:#8FA6C4;--e2:#7F9FCB;--e3:#D3A645;--e4:#F08A3E;--e5:#FF6A3A;--heat:#F08A3E;--heat-ink:#F5A066;
    --coachread:#3A2A22;--shadow:none;--header-bg:rgba(11,11,12,.82);
    --card:var(--surface);--muted:var(--ink-2);--accent-text:var(--accent-ink);--raised:var(--surface-2);
    --better:var(--good);--review:var(--bad);--dark:#000;--on-dark:#F5F5F7;
  }
}
:root[data-theme="dark"]{
  --bg:#0B0B0C;--bg-alt:#141416;--surface:#1C1C1E;--surface-2:#2A2A2D;
  --ink:#F5F5F7;--ink-2:#A1A1A6;--line:#2C2C2E;--line-strong:#6E6966;
  --accent:#FF6A3A;--accent-ink:#FF8A5C;--on-accent:#14161B;--accent-soft:#3A2016;
  --good:#6FCF8E;--good-soft:#173A24;--neutral:#A8A4A0;--neutral-soft:#2A2827;--bad:#FF8A80;--bad-soft:#4A1C19;
  --e1:#8FA6C4;--e2:#7F9FCB;--e3:#D3A645;--e4:#F08A3E;--e5:#FF6A3A;--heat:#F08A3E;--heat-ink:#F5A066;
  --coachread:#3A2A22;--shadow:none;--header-bg:rgba(11,11,12,.82);
  --card:var(--surface);--muted:var(--ink-2);--accent-text:var(--accent-ink);--raised:var(--surface-2);
  --better:var(--good);--review:var(--bad);--dark:#000;--on-dark:#F5F5F7;
}

/* ---------- base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-padding-top:calc(var(--bar) + 24px);-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:var(--fs-body);line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--accent-ink)}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}
img{max-width:100%}
.sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-9999px;top:8px;z-index:100;background:var(--surface);color:var(--ink);padding:12px 16px;border-radius:12px}
.skip:focus{left:16px}
.wrap{max-width:calc(var(--content) + 2 * var(--gutter));margin:0 auto;padding-inline:var(--gutter)}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}}

/* ---------- buttons: one style, one size step ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 24px;border-radius:var(--r-pill);border:0;background:var(--accent);color:var(--on-accent);font:600 16px/1 var(--font-body);text-decoration:none;cursor:pointer;white-space:nowrap}
.btn:hover{filter:brightness(1.06);text-decoration:none}
.btn:focus-visible{outline:3px solid var(--ink);outline-offset:3px}
.btn.sm{min-height:44px;padding:0 18px;font-size:15px}
.textlink{font-weight:600;color:var(--accent-ink);text-decoration:none}
.textlink:hover{text-decoration:underline}

/* ---------- header (every page) ---------- */
.st{position:sticky;top:0;z-index:50;background:var(--header-bg);-webkit-backdrop-filter:saturate(1.6) blur(14px);backdrop-filter:saturate(1.6) blur(14px);border-bottom:1px solid var(--line)}
.st-in{max-width:calc(var(--content) + 2 * var(--gutter));margin:0 auto;padding-inline:var(--gutter);height:var(--bar);display:flex;align-items:center;gap:var(--s6)}
.st-home{display:flex;align-items:center;flex-shrink:0;min-height:44px}
.st-logo{height:28px;width:auto;color:var(--ink);display:block}
.st-nav{display:flex;gap:var(--s8);margin-left:auto;font:500 15px/1 var(--font-body)}
.st-nav a{color:var(--ink-2);text-decoration:none;padding:14px 0}
.st-nav a:hover,.st-nav a[aria-current]{color:var(--ink)}
.st-nav a[aria-current]{font-weight:700}
.st-menu{display:none;min-width:44px;min-height:44px;border-radius:var(--r-pill);border:1px solid var(--line-strong);background:transparent;color:var(--ink);font-size:18px;cursor:pointer;align-items:center;justify-content:center}
.st-sheet{border-top:1px solid var(--line);background:var(--bg)}
.st-sheet[hidden]{display:none}
.st-sheet nav{display:grid;padding:8px var(--gutter) 16px;max-width:calc(var(--content) + 2 * var(--gutter));margin:0 auto}
.st-sheet a{display:block;padding:14px 2px;color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line);font-weight:500}
@media (max-width:900px){.st-nav{display:none}.st-in .btn{margin-left:auto}.st-menu{display:inline-flex}}
@media (min-width:901px){.st-sheet{display:none!important}}
@media (max-width:380px){.st-logo{height:24px}.st .btn.sm{padding:0 14px}}

/* ---------- footer (every page) ---------- */
.sf{background:var(--bg-alt);border-top:1px solid var(--line);padding:var(--s16) 0 var(--s12);font-size:15px;color:var(--ink-2)}
.sf-grid{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));gap:var(--s8)}
.sf .st-logo{height:26px}
.sf p{margin:12px 0 0;max-width:36ch}
.sf .fh{font-weight:700;color:var(--ink);margin:0 0 8px;font-size:15px}
.sf-col a{display:flex;align-items:center;color:var(--ink-2);text-decoration:none;min-height:36px}
.sf a:hover{color:var(--ink)}
.sf .copy{margin-top:var(--s12);font-size:var(--fs-small);max-width:none}
@media (max-width:760px){.sf-grid{grid-template-columns:1fr 1fr}.sf-grid>:first-child{grid-column:1/-1}.sf-col a{min-height:44px}}

/* ---------- headings shared by homepage and /features ---------- */
.eyebrow{font:600 var(--fs-small)/1.3 var(--font-body);letter-spacing:.08em;text-transform:uppercase;color:var(--accent-ink);margin:0 0 var(--s3)}
.h2{font:700 var(--fs-h2)/1.08 var(--font-head);letter-spacing:-.02em;margin:0;text-wrap:balance}
.lead{font-size:var(--fs-lead);line-height:1.5;color:var(--ink-2);margin:var(--s4) 0 0;max-width:62ch}
.small{font-size:var(--fs-small);color:var(--ink-2)}

/* ---------- device frame (iPhone), with a neutral placeholder ---------- */
.device{position:relative;width:var(--dw,280px);aspect-ratio:9/19.5;border-radius:calc(var(--dw,280px) * .17);padding:calc(var(--dw,280px) * .035);background:#0B0B0C;box-shadow:inset 0 0 0 1.5px #3A3A3C,0 0 0 1px rgba(0,0,0,.08),0 30px 60px -24px rgba(0,0,0,.45);flex:none;margin:0}
.device .screen{position:relative;width:100%;height:100%;border-radius:calc(var(--dw,280px) * .135);overflow:hidden;background:var(--surface-2)}
.device .island{position:absolute;top:calc(var(--dw,280px) * .045);left:50%;width:30%;height:calc(var(--dw,280px) * .085);border-radius:999px;background:#000;transform:translateX(-50%);z-index:3}
.device img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top;z-index:2;display:block}

/* ---------- guide, privacy and terms: shared parts ---------- */
main.chapter,main.legal,main.hub{max-width:calc(var(--content) + 2 * var(--gutter))!important;padding-inline:var(--gutter)!important;margin-inline:auto}
main.chapter h1,main.legal h1,main.hub h1{font-family:var(--font-head);font-size:clamp(32px,3.4vw,48px);line-height:1.1;letter-spacing:-.02em}
main.chapter h2,main.legal h2,main.hub h2{font-family:var(--font-head);font-size:clamp(24px,2.2vw,32px);letter-spacing:-.015em}
main.chapter,main.legal,main.hub{font-family:var(--font-body)}
.narrow{max-width:none}
main p,main li,main dd{max-width:80ch}
.kicker{color:var(--accent-ink)}
.phone{background:#0B0B0C!important}
.shot{grid-template-columns:minmax(0,78ch) clamp(200px,18vw,300px);justify-content:start;gap:clamp(20px,3vw,56px)}
.feature{grid-template-columns:minmax(0,1fr) clamp(240px,20vw,320px)}
.feature.flip{grid-template-columns:clamp(240px,20vw,320px) minmax(0,1fr)}
.gallery{grid-template-columns:repeat(auto-fill,minmax(min(100%,200px),1fr))}
@media (max-width:760px){.feature,.feature.flip{grid-template-columns:1fr}}
@media (max-width:640px){.shot{grid-template-columns:1fr}}
.summary,.source,.card,.q,.pn a,.topics a,.pillar{border-radius:var(--r-card)!important}
.download{background:var(--accent)!important;color:var(--on-accent)!important;border-radius:var(--r-pill)!important}
.download span{opacity:1!important}

/* In-page navigation: a sticky strip on phones, a sticky side list on wide screens. */
.onpage{position:sticky;top:var(--bar);z-index:20;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:thin;
  padding:8px 0;margin-inline:calc(var(--gutter) * -1);padding-inline:var(--gutter);
  background:color-mix(in srgb,var(--bg) 92%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.onpage li{flex:none}
.onpage a{min-height:44px;display:inline-flex!important;align-items:center}
.onpage a[aria-current="true"]{border-color:var(--accent);color:var(--accent-ink);font-weight:600}
@media (min-width:1100px){
  .chapter > .narrow:has(> .onpage),main.legal:has(> .onpage){display:grid;grid-template-columns:230px minmax(0,1fr);column-gap:clamp(32px,4vw,80px);align-items:start}
  .chapter > .narrow:has(> .onpage) > *,main.legal:has(> .onpage) > *{grid-column:2;min-width:0}
  .chapter > .narrow > .onpage,main.legal > .onpage{grid-column:1;grid-row:1 / span 400;align-self:start;top:calc(var(--bar) + 16px);
    flex-direction:column;gap:2px;margin:24px 0 0;padding:0;background:none;backdrop-filter:none;-webkit-backdrop-filter:none;
    max-height:calc(100vh - var(--bar) - 32px);overflow:auto}
  .chapter > .narrow > .onpage a,main.legal > .onpage a{display:flex!important;border:0;border-left:2px solid var(--line);border-radius:0;background:none;padding:6px 12px;font-size:14px;min-height:36px}
  .chapter > .narrow > .onpage a[aria-current="true"],main.legal > .onpage a[aria-current="true"]{border-left-color:var(--accent)}
}
@media (max-width:1099px){main.legal > .onpage a{background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:7px 13px;font-size:14px;font-weight:500;color:var(--ink);text-decoration:none}}
main.legal > .onpage{display:flex;gap:8px;list-style:none}
main.legal > .onpage a{color:var(--ink);text-decoration:none}

/* Colour guide: a filterable two-column explorer on wide screens. */
.groupnav{position:sticky;top:var(--bar);z-index:20;padding:8px 0;background:color-mix(in srgb,var(--bg) 92%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}.groupnav::-webkit-scrollbar{display:none}
.groupnav li{flex:none}
.groupnav a[aria-current="true"]{border-color:var(--accent);color:var(--accent-ink)}
@media (min-width:1200px){
  .chapter > .narrow:has(> .rule){display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:20px;align-items:start}
  .chapter > .narrow:has(> .rule) > *{grid-column:1 / -1}
  .chapter > .narrow:has(> .rule) > .rule{grid-column:auto;margin:10px 0}
}
.rule[hidden]{display:none}
.finder{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:16px 0 4px}
.finder label{font-size:14px;font-weight:600}
.finder input[type=search],.topicbar input[type=search]{flex:1 1 240px;min-height:46px;border-radius:999px;border:1.5px solid var(--line-strong);background:var(--surface);color:var(--ink);font:inherit;padding:0 18px}
.finder button,.xbtn,.topicfilter button{min-height:44px;border-radius:999px;border:1.5px solid var(--line-strong);background:var(--surface);color:var(--ink);font:600 14px/1 var(--font-body);padding:0 16px;cursor:pointer}
.finder button[aria-pressed="true"],.topicfilter button[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.finder .count,.topicbar .count{font-size:14px;color:var(--ink-2)}
details.more{margin-top:8px}
details.more > summary{cursor:pointer;font-weight:600;font-size:14px;color:var(--accent-ink);min-height:44px;display:flex;align-items:center}
.xbar{display:flex;gap:8px;margin:12px 0}

/* Topic grid (guide index) and feature cards (/features): one data list. */
.topicbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:14px 0}
.topicbar label{font-weight:600;font-size:14px;flex-basis:100%}
.topicfilter{display:flex;flex-wrap:wrap;gap:6px}
.topics{list-style:none;padding:0;margin:8px 0 0;display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,260px),1fr));gap:12px}
.topics li{max-width:none}
.topics li[hidden]{display:none}
.topics a{display:flex;flex-direction:column;gap:4px;height:100%;background:var(--surface);border:1px solid var(--line);padding:16px 18px;text-decoration:none;color:var(--ink);transition:border-color .15s}
.topics a:hover{border-color:var(--accent)}
.topics small{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-ink)}
.topics b{font-size:17px;line-height:1.3}
.topics span{font-size:15px;color:var(--ink-2);line-height:1.45}
.hub-hero{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr)}
.hero-phones{max-width:620px;justify-self:end}
.lang{margin-left:12px}

/* Jump bar: one row of group names, scrolls sideways, current group highlighted (/features, guide topics). */
.jumpnav{position:sticky;top:var(--bar);z-index:20}
.jumpbar{display:flex;flex-wrap:nowrap;gap:var(--s6);overflow-x:auto;scrollbar-width:none;list-style:none;margin:var(--s6) calc(var(--gutter) * -1) 0;padding:0 var(--gutter);background:color-mix(in srgb,var(--bg) 92%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.jumpbar::-webkit-scrollbar{display:none}
.jumpbar li{flex:none;max-width:none}
.jumpbar a{display:flex;align-items:center;min-height:44px;color:var(--ink-2);text-decoration:none;font-size:15px;font-weight:500;white-space:nowrap;border-bottom:2px solid transparent}
.jumpbar a:hover{color:var(--ink)}
.jumpbar a[aria-current="true"]{color:var(--ink);font-weight:600;border-bottom-color:var(--accent)}
.sec.alt .jumpbar,.fpage .jumpbar{background:color-mix(in srgb,var(--bg) 92%,transparent)}
.topicgroup{margin-top:var(--s8);scroll-margin-top:52px}
.topicgroup h3{font:600 20px/1.3 var(--font-head);margin:0 0 var(--s3)}
.topicgroup[hidden]{display:none}

/* A text block whose screenshot was dropped spans the full width. */
.shot:not(:has(figure)),.feature:not(:has(figure)),.feature.flip:not(:has(figure)){grid-template-columns:minmax(0,1fr)}