/* ————————————————————————————————————————————————
   Lumen Bold — tokens from lib/themes/lumen-bold.ts
   (Lumen_FrontEnd V1.0). Flat surfaces, zero shadows,
   1px soft-ink edges, dark-ink text on all fills,
   black interactive, orange as the single accent.
   ———————————————————————————————————————————————— */
@font-face{font-family:'Rubik';src:url('/uploads/fonts/rubik-var-latin.woff2') format('woff2');font-weight:300 900;font-style:normal;font-display:swap}
:root{
  --canvas:#EAE7E1;--surface:#F5F3EF;--surface2:#FFFFFF;--sunken:#DDD9D2;
  --ink:#191919;--ink2:#5F5D58;--ink3:#8E8B85;
  --line-soft:#C9C5BD;--hairline:#DEDBD4;
  --edge:rgba(25,25,25,.38);--edge-soft:rgba(25,25,25,.26);
  --accent:#EE7A3A;--accent-hi:#F28C52;--peach:#F3DDCB;
  --d-canvas:#171512;--d-surface:#201D19;--d-surface2:#26221D;--d-sunken:#2E2A24;
  --d-ink:#F2EFE9;--d-ink2:#B3ADA2;--d-ink3:#847F76;
  --d-hairline:#2C2822;--d-edge:rgba(242,239,233,.26);--d-edge-soft:rgba(242,239,233,.16);
  --font:'Rubik',-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;
  --w:1200px;--navh:64px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
@media (min-width:861px){html{scroll-snap-type:y proximity}}
body{margin:0;background:var(--canvas);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.6;font-weight:400;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
::selection{background:var(--accent);color:var(--ink)}
[id]{scroll-margin-top:var(--navh)}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--w);margin:0 auto;padding:0 40px}

/* type */
.kicker{font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--ink2)}
.rule{width:44px;height:4px;background:var(--accent);border-radius:2px;margin-bottom:18px}
h1,h2,h3{font-weight:600;margin:0}
.display{font-size:clamp(40px,6.2vw,72px);line-height:1.03;letter-spacing:-.028em;text-wrap:balance}
.h2{font-size:clamp(30px,4vw,44px);line-height:1.08;letter-spacing:-.022em;text-wrap:balance}
.lede{font-size:clamp(17px,2vw,20px);line-height:1.55;color:var(--ink2);text-wrap:pretty}
.body{font-size:16px;line-height:1.65;color:var(--ink2);text-wrap:pretty}

/* buttons — accent carries dark ink, never white-on-colour */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:inherit;font-size:13px;font-weight:600;letter-spacing:.07em;text-transform:uppercase;border-radius:9px;padding:14px 26px;cursor:pointer;border:1px solid transparent;transition:background .18s ease,border-color .18s ease,transform .18s ease,color .18s ease}
.btn:active{transform:translateY(1px)}
.btn-accent{background:var(--accent);color:var(--ink);border-color:var(--edge-soft)}
.btn-accent:hover{background:var(--accent-hi)}
.btn-ghost-dark{background:transparent;color:var(--d-ink);border-color:var(--d-edge-soft)}
.btn-ghost-dark:hover{border-color:var(--d-edge);background:var(--d-surface2)}
.btn-sm{padding:10px 18px;font-size:12px}
.btn-lg{padding:18px 34px;font-size:14px;border-radius:11px}
.btn .arr{display:inline-block;transition:transform .25s cubic-bezier(.2,.7,.2,1)}
.btn:hover .arr{transform:translateX(4px)}
.cta-note{display:block;margin-top:12px;font-size:12.5px;letter-spacing:.02em;color:var(--d-ink3)}

/* nav */
.nav{position:sticky;top:0;z-index:60;background:rgba(23,21,18,.86);backdrop-filter:blur(14px) saturate(1.1);-webkit-backdrop-filter:blur(14px) saturate(1.1);border-bottom:1px solid var(--d-hairline);transition:background .3s ease,border-color .3s ease}
.nav.is-scrolled{background:rgba(23,21,18,.96);border-bottom-color:rgba(238,122,58,.55)}
.nav-inner{display:flex;align-items:center;gap:30px;padding:14px 40px;max-width:var(--w);margin:0 auto}
.logo{display:inline-flex;align-items:center;gap:9px;color:var(--d-ink)}
.logo svg{height:27px;width:auto;display:block}
.logo-name{font-size:19px;font-weight:600;letter-spacing:-.01em;line-height:1}
.nav-links{display:flex;gap:26px;font-size:12px;font-weight:600;letter-spacing:.1em;white-space:nowrap;margin-left:6px}
.nav-links a{color:var(--d-ink2);transition:color .18s ease;position:relative}
.nav-links a::after{content:'';position:absolute;left:0;right:0;bottom:-4px;height:1px;background:var(--d-ink);transform:scaleX(0);transform-origin:right;transition:transform .3s cubic-bezier(.2,.7,.2,1)}
.nav-links a:hover{color:var(--d-ink)}
.nav-links a:hover::after{transform:scaleX(1);transform-origin:left}
.nav .btn{margin-left:auto;white-space:nowrap}

/* hero */
.hero{background:var(--d-canvas);color:var(--d-ink);overflow:hidden;min-height:calc(100svh - var(--navh));display:flex;scroll-snap-align:start;scroll-margin-top:var(--navh)}
.hero-inner{padding:64px 40px 72px;max-width:var(--w);margin:auto;width:100%}
.hero .kicker{color:var(--d-ink2)}
.hero .kicker b{color:var(--accent);font-weight:600}
.hero p.lede{color:var(--d-ink2);max-width:540px;margin:22px 0 0}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.hero-proof{display:flex;gap:16px;flex-wrap:wrap;margin-top:28px;font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--d-ink3)}
.hero-proof span+span::before{content:'·';color:var(--accent);margin-right:16px}
.hero-shot{margin-top:56px;border:1px solid var(--d-edge-soft);border-radius:14px;padding:10px;background:var(--d-surface)}
.hero-shot img{border-radius:8px;width:100%}

/* hero entrance */
@media (prefers-reduced-motion:no-preference){
  .rise{opacity:0;transform:translateY(22px);animation:rise .8s cubic-bezier(.2,.7,.2,1) forwards}
  .rise-1{animation-delay:.05s}.rise-2{animation-delay:.15s}.rise-3{animation-delay:.25s}.rise-4{animation-delay:.35s}.rise-5{animation-delay:.5s}
  @keyframes rise{to{opacity:1;transform:none}}
  .hero-shot.rise{transform:translateY(30px) scale(.99);animation-name:rise-shot;animation-duration:1s}
  @keyframes rise-shot{to{opacity:1;transform:none}}
}

/* scroll reveal — hidden only once JS has taken over (html.js) */
html.js .rv{opacity:0;transform:translateY(24px);transition:opacity .8s ease,transform .8s cubic-bezier(.2,.7,.2,1);transition-delay:var(--rv-d,0s)}
html.js .rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html.js .rv{opacity:1;transform:none;transition:none}}

/* sections — full-screen slides that semi-lock on scroll */
.section{min-height:calc(100svh - var(--navh));display:flex;flex-direction:column;justify-content:center;padding:56px 0;scroll-snap-align:start;scroll-margin-top:var(--navh)}
.section-head{max-width:720px}
.section-head p{margin:16px 0 0}

/* editorial section header — hairline, index, kicker, meta */
.sec-meta{display:flex;align-items:baseline;gap:16px;border-top:1px solid var(--line-soft);padding-top:14px;margin-bottom:26px;position:relative;width:100%}
.sec-meta::before{content:'';position:absolute;top:-2px;left:0;width:44px;height:3px;background:var(--accent);border-radius:2px}
.idx{font-size:11px;font-weight:600;letter-spacing:.14em;color:var(--ink)}
.sec-meta .right{margin-left:auto;font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--ink3);white-space:nowrap}
.panel .sec-meta{border-top-color:var(--d-hairline)}
.panel .idx{color:var(--d-ink)}
.panel .sec-meta .right{color:var(--d-ink3)}
.section-head .sec-meta{width:auto}

/* marquee — slow editorial ticker */
.marquee{overflow:hidden;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);padding:15px 0;background:var(--canvas)}
.marquee-track{display:flex;white-space:nowrap;width:max-content;font-size:12px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--ink2)}
.marquee-track span{padding-right:56px}
.marquee-track b{color:var(--accent);font-weight:600}
@media (prefers-reduced-motion:no-preference){.marquee-track{animation:marq 48s linear infinite}}
@keyframes marq{to{transform:translateX(-50%)}}

/* column index numerals */
.col-idx{display:block;font-size:12px;font-weight:600;letter-spacing:.14em;color:var(--accent);margin-bottom:14px}

/* frame spec labels */
.coral{color:#ea6d56}
.frame-label{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:2px 6px 11px;font-size:10.5px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--ink3)}
.live-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#ea6d56;margin-right:7px;vertical-align:1px}
@media (prefers-reduced-motion:no-preference){.live-dot{animation:pulse 2.4s ease-in-out infinite}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

/* flat screenshot frame — surface card, soft-ink edge, no shadow */
.frame{margin-top:36px;border:1px solid var(--edge-soft);border-radius:14px;background:var(--surface);padding:12px;transition:transform .3s cubic-bezier(.2,.7,.2,1),border-color .3s ease}
.frame img{border:1px solid var(--hairline);border-radius:8px;width:auto;max-width:100%;max-height:52vh;margin:0 auto}
a.frame{display:block}
.frame:hover{transform:translateY(-3px);border-color:var(--edge)}
html.js .frame.rv{transform:translateY(28px) scale(.985)}
html.js .frame.rv.in{transform:none}
html.js .frame.rv.in:hover{transform:translateY(-3px)}
.caption{margin-top:12px;font-size:13px;line-height:1.55;color:var(--ink3);max-width:820px}
.caption b{color:var(--ink);font-weight:600}

/* why lumen — boxless hairline columns */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);margin-top:44px;border-top:1px solid var(--line-soft)}
.why-card{padding:26px 32px 8px 0}
.why-card+.why-card{border-left:1px solid var(--line-soft);padding-left:32px}
.why-card h3{font-size:19px;letter-spacing:-.015em;line-height:1.25}
.why-card p{margin:10px 0 0;font-size:14.5px;line-height:1.6;color:var(--ink2);text-wrap:pretty}

/* alternatives — boxless hairline columns */
.alt-grid{display:grid;grid-template-columns:repeat(3,1fr);margin-top:40px;border-top:1px solid var(--line-soft)}
.alt-card{padding:26px 32px 8px 0;display:flex;flex-direction:column}
.alt-card+.alt-card{border-left:1px solid var(--line-soft);padding-left:32px}
.alt-card h3{font-size:19px;letter-spacing:-.015em;line-height:1.25}
.alt-card .fail{margin:10px 0 0;font-size:14.5px;line-height:1.6;color:var(--ink2);text-wrap:pretty}
.alt-card .ans{margin-top:auto;padding-top:18px}
.alt-card .ans div{border-top:1px solid var(--line-soft);padding-top:12px;font-size:14.5px;line-height:1.55;font-weight:500;color:var(--ink)}
.alt-card .ans b{color:var(--accent);font-weight:600}

/* where-it-sits stack diagram */
.stack{margin-top:44px;display:flex;flex-direction:column}
.stack-row{border:1px solid var(--edge-soft);border-radius:12px;background:var(--surface);padding:18px 26px;display:flex;align-items:baseline;gap:10px 24px;flex-wrap:wrap}
.stack-row .lbl{font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--ink2);white-space:nowrap}
.stack-row .items{font-size:14.5px;color:var(--ink2)}
.stack-lumen{background:var(--d-canvas);color:var(--d-ink);border-color:var(--d-hairline);align-items:center}
.stack-lumen .logo{color:var(--d-ink)}
.stack-lumen .logo svg{height:22px}
.stack-lumen .logo-name{font-size:16px}
.stack-lumen .items{color:var(--d-ink2)}
.stack-arrow{width:1px;height:24px;background:var(--edge);position:relative;align-self:center}
.stack-arrow::after{content:'';position:absolute;top:-2px;left:-3.5px;border:4px solid transparent;border-top:none;border-bottom:6px solid var(--edge)}

/* dark panels */
.panel{background:var(--d-canvas);color:var(--d-ink);border:1px solid var(--d-hairline);border-radius:18px;padding:52px 56px}
.panel .kicker{color:var(--d-ink2)}
.week-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:44px;margin-top:36px}
.week-grid .step{font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
.week-grid h3{font-size:20px;margin-top:10px;letter-spacing:-.01em}
.week-grid p{margin:10px 0 0;font-size:15px;line-height:1.6;color:var(--d-ink2);text-wrap:pretty}

/* where it sits */
.sits-grid{display:grid;grid-template-columns:380px 1fr;gap:44px;align-items:start}
.sits-grid .copy{border-top:1px solid var(--ink);padding-top:20px}
.sits-grid .copy p{margin:0;font-size:17px;line-height:1.65;color:var(--ink2);max-width:640px;text-wrap:pretty}

/* final cta */
.cta-panel{display:flex;align-items:center;gap:36px;flex-wrap:wrap}
.cta-panel .grow{flex:1;min-width:320px}
.cta-panel p{margin:14px 0 0;font-size:16px;line-height:1.6;color:var(--d-ink2);max-width:460px}

/* footer */
.footer{border-top:1px solid var(--line-soft);padding:72px 0 32px}
.crown-wrap{max-width:var(--w);margin:0 auto;padding:0 40px 48px}
.crown{font-size:clamp(84px,13.5vw,196px);font-weight:600;letter-spacing:-.045em;line-height:.86;color:var(--ink);user-select:none}
.crown b{color:#ea6d56;font-weight:600}
.footer-inner{display:flex;align-items:center;gap:22px;flex-wrap:wrap;max-width:var(--w);margin:0 auto;padding:24px 40px 0;border-top:1px solid var(--line-soft)}
.footer .logo{color:var(--ink)}
.footer .logo svg{height:22px}
.footer .logo-name{font-size:16px}
.footer-tag{font-size:10px;font-weight:600;letter-spacing:.16em;color:var(--ink3)}
.footer-nav{margin-left:auto;display:flex;flex-wrap:wrap;gap:12px 22px;align-items:center;font-size:11px;font-weight:600;letter-spacing:.1em;color:var(--ink2)}
.footer-nav button{background:none;border:none;padding:0;font:inherit;letter-spacing:inherit;color:var(--ink2);cursor:pointer;transition:color .18s ease}
.footer-nav button:hover{color:var(--ink)}

/* booking modal — dark surface, flat */
.book-overlay{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(23,21,18,.6);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility 0s linear .25s}
.book-overlay.open{opacity:1;visibility:visible;transition:opacity .25s ease}
.book-modal{position:relative;width:100%;max-width:520px;max-height:calc(100vh - 40px);overflow:auto;background:var(--d-surface);color:var(--d-ink);border:1px solid var(--d-edge-soft);border-top:4px solid var(--accent);border-radius:14px;padding:32px;transform:translateY(14px) scale(.985);transition:transform .3s cubic-bezier(.2,.7,.2,1)}
.book-overlay.open .book-modal{transform:none}
@media (prefers-reduced-motion:reduce){.book-overlay,.book-modal{transition:none;transform:none}}
.book-modal h2{font-size:24px;letter-spacing:-.015em}
.book-modal .sub{margin:10px 0 0;font-size:14px;line-height:1.6;color:var(--d-ink2)}
.book-modal label{display:block;font-size:11px;font-weight:600;letter-spacing:.14em;color:var(--d-ink3);margin:16px 0 6px}
.book-modal input,.book-modal textarea{width:100%;background:var(--d-surface2);color:var(--d-ink);border:1px solid var(--d-sunken);border-radius:8px;padding:10px 12px;font-size:14px;font-family:inherit;transition:border-color .18s ease}
.book-modal input:focus,.book-modal textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:var(--accent)}
.book-modal textarea{min-height:96px;resize:vertical}
.book-submit{margin-top:22px;width:100%}
.book-submit:disabled{opacity:.6;cursor:default}
.book-close{position:absolute;top:14px;right:14px;background:none;border:none;color:var(--d-ink3);font-size:22px;line-height:1;cursor:pointer;padding:6px;transition:color .18s ease}
.book-close:hover{color:var(--d-ink)}
.book-error{display:none;margin-top:14px;font-size:13px;color:var(--accent-hi)}
.book-hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.book-done p:first-child{margin:0;font-size:15px;line-height:1.6;font-weight:600}
.book-done p+p{margin:8px 0 0;font-size:14px;line-height:1.6;color:var(--d-ink2)}

/* focus visibility */
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}

@media (max-width:860px){
  .wrap{padding:0 22px}
  .nav-inner{flex-wrap:wrap;gap:12px 18px;padding:12px 22px}
  .nav-links{order:3;width:100%;margin-left:0;gap:18px}
  .hero{min-height:0}
  .hero-inner{padding:52px 22px 60px}
  .hero-ctas .btn{width:100%}
  .section{min-height:0;display:block;padding:68px 0 0}
  .frame img{max-height:none;width:100%}
  .panel{padding:34px 26px}
  .week-grid{grid-template-columns:1fr;gap:30px}
  .sits-grid{grid-template-columns:1fr;gap:22px}
  .why-grid,.alt-grid{grid-template-columns:1fr;border-top:none}
  .why-card,.alt-card{padding:22px 0 8px;border-top:1px solid var(--line-soft)}
  .why-card+.why-card,.alt-card+.alt-card{border-left:none;padding-left:0}
  .crown{font-size:clamp(56px,18vw,96px)}
  .sec-meta .right{display:none}
  .footer-inner{padding:0 22px}
  .footer-nav{margin-left:0}
}

/* ————— content/guide pages ————— */
.page-head{padding:72px 0 8px}
.page-head .lede{max-width:640px;margin-top:20px}
.breadcrumb{display:flex;gap:8px;align-items:center;font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--ink3);margin-bottom:26px}
.breadcrumb a{color:var(--ink2)}
.breadcrumb a:hover{color:var(--ink)}
.breadcrumb .sep{color:var(--accent)}
.prose{max-width:720px}
.prose h2{font-size:clamp(24px,3vw,32px);letter-spacing:-.018em;line-height:1.15;margin:52px 0 0}
.prose h3{font-size:19px;letter-spacing:-.012em;margin:34px 0 0}
.prose p{margin:16px 0 0;font-size:16px;line-height:1.7;color:var(--ink2);text-wrap:pretty}
.prose ul,.prose ol{margin:16px 0 0;padding-left:22px;color:var(--ink2);font-size:16px;line-height:1.7}
.prose li{margin-top:8px}
.prose li::marker{color:var(--accent);font-weight:600}
.prose b,.prose strong{color:var(--ink);font-weight:600}
.prose a{color:var(--ink);border-bottom:1px solid var(--accent)}
.prose a:hover{color:var(--accent)}
.prose .frame{max-width:none}
.faq{max-width:720px;margin-top:16px;border-top:1px solid var(--line-soft)}
.faq details{border-bottom:1px solid var(--line-soft)}
.faq summary{cursor:pointer;list-style:none;display:flex;align-items:baseline;justify-content:space-between;gap:18px;padding:18px 0;font-size:17px;font-weight:600;letter-spacing:-.01em;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';color:var(--accent);font-weight:600;font-size:20px;flex-shrink:0}
.faq details[open] summary::after{content:'\2212'}
.faq .a{padding:0 0 20px;font-size:15px;line-height:1.7;color:var(--ink2);max-width:640px}
.related{display:grid;grid-template-columns:repeat(2,1fr);gap:0 32px;margin-top:36px;border-top:1px solid var(--line-soft)}
.related a{display:block;padding:22px 0;border-bottom:1px solid var(--line-soft)}
.related a .k{font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--ink3)}
.related a h3{font-size:18px;letter-spacing:-.012em;margin-top:8px}
.related a p{margin:8px 0 0;font-size:14px;line-height:1.6;color:var(--ink2)}
.related a:hover h3{color:var(--accent)}
.footer-nav a{color:var(--ink2);transition:color .18s ease}
.footer-nav a:hover{color:var(--ink)}
@media (max-width:860px){.related{grid-template-columns:1fr}.page-head{padding:52px 0 0}}

/* answer capsule + byline (guide pages) */
.capsule{max-width:720px;margin:22px 0 0;padding:18px 22px;border-left:4px solid var(--accent);background:var(--surface);border-radius:0 10px 10px 0;font-size:15.5px;line-height:1.65;color:var(--ink)}
.capsule b{font-weight:600}
.byline{margin:14px 0 0;font-size:12.5px;letter-spacing:.04em;color:var(--ink3)}
.byline b{color:var(--ink2);font-weight:600}