/* The Believer page: licence card hero, what you get, the maths, Umar's note, questions, close.
   Motion comes from js/lifetime.js; nothing here transitions except hover states. */
@font-face{font-family:"Mrs Saint Delafield";src:url("../assets/fonts/MrsSaintDelafield.woff2") format("woff2");font-weight:400;font-display:swap}
.lt-h2{font-size:clamp(32px,3.6vw,52px);line-height:1.05;letter-spacing:-.035em;font-weight:500;margin:0;text-wrap:balance}
.lt-h2 em{font-style:normal;color:var(--signal)}

/* ---- hero: copy left, the licence and Quanta right */
.lt .lt-hero{padding-bottom:clamp(40px,7vh,80px)}
.lt-hero .fe-hero-t{text-align:left;margin:0;align-items:flex-start}
.lt-hero .kicker,.lt-hero .fe-acts{justify-content:flex-start}
.lt-hero .fe-lede{margin-left:0;margin-right:0}
.lt-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.95fr);gap:clamp(24px,4vw,64px);align-items:center;width:100%}
/* the Believer card. Brushed black metal: a warm near-black base, horizontal brushing, fine grain, a bevelled
   edge lit from the top left, engraved type, and guilloche rings radiating from a copper-gold foil seal. */
.lt-stage{position:relative;height:clamp(420px,58vh,560px);display:grid;place-items:center;perspective:1300px}
.lt-card{--a:200;--sx:50%;position:relative;width:min(100%,480px);aspect-ratio:1.586;padding:clamp(20px,2.4vw,30px);border-radius:24px;overflow:hidden;
  color:#ECE4D8;display:grid;grid-template-rows:auto 1fr auto;opacity:0;will-change:transform;isolation:isolate;
  background:
    repeating-linear-gradient(0deg,rgba(255,255,255,.014) 0 1px,rgba(0,0,0,.035) 1px 2px),
    radial-gradient(120% 90% at 92% 112%,rgba(245,54,44,.26),transparent 58%),
    radial-gradient(90% 70% at 0% 0%,rgba(255,226,206,.07),transparent 60%),
    linear-gradient(152deg,#2A231E 0%,#15110F 48%,#0E0B0A 72%,#1B1512 100%);
  box-shadow:inset 0 1px 0 rgba(255,232,214,.22),inset 0 -1px 0 rgba(0,0,0,.75),inset 1px 0 0 rgba(255,255,255,.06),inset -1px 0 0 rgba(255,255,255,.03),
    0 2px 2px rgba(20,10,6,.25),0 60px 90px -46px rgba(34,14,6,.75),0 26px 46px -24px rgba(34,14,6,.45)}
/* the bevel: a 1px rim that catches warm light at the top left and the ember at the bottom right */
.lt-card::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;pointer-events:none;z-index:3;
  background:linear-gradient(140deg,rgba(255,222,196,.55),rgba(255,255,255,.06) 28%,rgba(255,255,255,.02) 70%,rgba(255,120,80,.45));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0)}
.lt-guil{position:absolute;inset:0;z-index:0;pointer-events:none;
  background:repeating-radial-gradient(circle at 80% 44%,rgba(255,236,220,.045) 0 1px,transparent 1px 6px);
  -webkit-mask-image:radial-gradient(60% 75% at 80% 44%,#000 20%,transparent 75%);mask-image:radial-gradient(60% 75% at 80% 44%,#000 20%,transparent 75%)}
.lt-grain{position:absolute;inset:0;z-index:0;opacity:.22;mix-blend-mode:overlay;pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
/* light raking across the metal; its position follows the tilt */
.lt-shine{position:absolute;inset:0;z-index:2;pointer-events:none;mix-blend-mode:screen;
  background:linear-gradient(108deg,transparent 30%,rgba(255,238,226,.05) 42%,rgba(255,244,236,.20) 49%,rgba(255,238,226,.05) 56%,transparent 68%) var(--sx) 0/260% 100% no-repeat}
.lt-c-top,.lt-c-foot{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center}
.lt-logo svg{display:block;height:clamp(20px,2vw,24px);width:auto;filter:drop-shadow(0 1px 0 rgba(0,0,0,.6))}
.lt-c-kind,.lt-c-line,.lt-c-paid{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;color:rgba(236,228,216,.62);
  text-shadow:0 -1px 0 rgba(0,0,0,.8),0 1px 0 rgba(255,255,255,.06)}
.lt-c-foot{align-items:flex-end}
.lt-c-name{margin:0;font-size:clamp(30px,3vw,40px);line-height:1;letter-spacing:-.035em;font-weight:500;
  background:linear-gradient(180deg,#F7EFE4 10%,#B9AEA2 90%);-webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 -1px 0 rgba(0,0,0,.7)) drop-shadow(0 1px 0 rgba(255,255,255,.06))}
.lt-c-line{margin:10px 0 0}
.lt-c-paid{margin:0}
/* the foil seal: warm copper to gold, with fine engraved ridges; its colours turn with the light (--a) */
.lt-seal{position:absolute;z-index:1;right:clamp(22px,2.6vw,32px);top:50%;width:clamp(64px,6.4vw,80px);aspect-ratio:1;border-radius:50%;transform:translateY(-58%);
  background:radial-gradient(circle at 34% 28%,rgba(255,255,255,.55),transparent 38%),
    conic-gradient(from calc(var(--a) * 1deg),#8E4F27,#D9A06A,#FFE9C8,#EE8A55,#9C3F1C,#E8C08A,#FFF2DC,#B8743F,#8E4F27);
  box-shadow:0 0 0 1px rgba(255,220,180,.35),0 6px 14px -4px rgba(0,0,0,.6),inset 0 0 0 1px rgba(80,30,10,.35)}
.lt-seal::after{content:"";position:absolute;inset:0;border-radius:50%;background:repeating-conic-gradient(rgba(60,20,6,.10) 0 1.5deg,transparent 1.5deg 4deg);mix-blend-mode:multiply}
.lt-seal-ring{position:absolute;inset:14%;border-radius:50%;box-shadow:inset 0 1px 1px rgba(60,22,8,.5),0 1px 0 rgba(255,240,220,.6)}
.lt-seal-mark{position:absolute;inset:0;display:grid;place-items:center;z-index:1}
.lt-seal-mark svg{width:46%;height:auto;filter:drop-shadow(0 1px 0 rgba(255,236,210,.55)) drop-shadow(0 -1px 0 rgba(60,20,6,.35))}
/* the soft shadow on the paper under the floating card */
.lt-floor{position:absolute;left:50%;bottom:5%;width:min(80%,400px);height:36px;border-radius:50%;transform:translateX(-50%);
  background:radial-gradient(closest-side,rgba(40,18,8,.32),transparent);filter:blur(6px);pointer-events:none;z-index:-1}
.lt-sigt{display:inline-block;padding:6px 14px 14px 4px;font-family:"Mrs Saint Delafield",cursive;font-size:54px;line-height:1;color:#1B2A6B;white-space:nowrap;clip-path:inset(-40% 100% -60% -10%)}

/* ---- what you get */
.lt-gets{padding:clamp(72px,11vh,120px) 0;background:var(--paper-2)}
.lt-tiles{margin-top:clamp(28px,4vh,44px);display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px}
.lt-tile{grid-column:span 2;display:flex;flex-direction:column;justify-content:flex-end;min-height:168px;padding:22px 24px;border-radius:18px;background:var(--panel);border:1px solid var(--line)}
.lt-tile:nth-child(4){grid-column:span 2}
.lt-tile-wide{grid-column:span 4;background:var(--ink);border-color:var(--ink);color:var(--cream)}
.lt-tile b{font-size:clamp(48px,5.2vw,76px);line-height:.95;letter-spacing:-.05em;font-weight:500;font-variant-numeric:tabular-nums}
.lt-tile-wide b{color:var(--signal-2)}
.lt-tile span{margin-top:10px;font-size:15px;color:var(--soft)}
.lt-tile-wide span{color:rgba(243,239,230,.65)}
.lt-incl{list-style:none;margin:22px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.lt-incl li{display:inline-flex;align-items:center;gap:10px;padding:10px 16px 10px 14px;border-radius:999px;background:var(--panel);border:1px solid var(--line);font-size:15px}
.lt-incl li::before{content:"";width:9px;height:5px;border-left:2px solid var(--signal);border-bottom:2px solid var(--signal);transform:rotate(-45deg) translateY(-2px)}

/* ---- the maths (dark band) */
.lt-maths{padding:clamp(80px,12vh,130px) 0;background:var(--ink);color:var(--cream)}
.lt-maths-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(28px,5vw,80px);align-items:center}
.lt-maths .lt-h2 em{color:var(--signal-2)}
.lt-sub{margin:18px 0 0;max-width:40ch;font-size:clamp(16px,1.25vw,18px);line-height:1.55;color:rgba(243,239,230,.68)}
.lt-sums{margin:28px 0 0;display:grid;gap:14px}
.lt-sums div{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding-top:14px;border-top:1px solid rgba(243,239,230,.12)}
.lt-sums dt{font-size:14.5px;color:rgba(243,239,230,.6)}
.lt-sums dd{margin:0;font-size:clamp(26px,2.4vw,34px);letter-spacing:-.03em;font-weight:500;font-variant-numeric:tabular-nums;color:rgba(243,239,230,.75)}
.lt-sums .hi dd{color:var(--signal-2)}
.lt-note{margin:18px 0 0;font-size:14px;line-height:1.55;color:rgba(243,239,230,.5)}
.lt-chart{margin:0;position:relative}
.lt-legend{display:flex;gap:20px;margin-bottom:10px;font-size:13px;color:rgba(243,239,230,.75)}
.lt-legend span{display:inline-flex;align-items:center;gap:8px}
.lt-legend span::before{content:"";width:18px;border-top:2px dashed #968D82}
.lt-legend .b::before{border-top:2.5px solid #FF4A2E}
.lt-plot{position:relative}
.lt-plot svg{display:block;width:100%;height:auto;overflow:visible;touch-action:pan-y}
.lt-plot .g{stroke:rgba(243,239,230,.08);stroke-width:1}
.lt-plot .ax{font-family:var(--f-mono);font-size:11px;fill:rgba(243,239,230,.45)}
.lt-plot .la{fill:none;stroke:#968D82;stroke-width:2;stroke-dasharray:6 5;stroke-linecap:round}
.lt-plot .lb{fill:none;stroke:#FF4A2E;stroke-width:2.5;stroke-linecap:round}
.lt-plot .save{fill:rgba(255,74,46,.11)}
.lt-plot .cx{stroke:rgba(243,239,230,.3);stroke-dasharray:3 4}
.lt-plot .dot{fill:#FF4A2E;stroke:var(--ink);stroke-width:2.5}
.lt-plot .lab{font-size:12.5px;fill:var(--cream)}
.lt-plot .lab.a{fill:rgba(243,239,230,.7)}
.lt-plot .hair{stroke:rgba(243,239,230,.35)}
.lt-tip{position:absolute;top:0;transform:translateX(-50%);display:grid;gap:2px;padding:8px 10px;border-radius:10px;background:#2A211C;border:1px solid rgba(243,239,230,.12);font-size:12px;white-space:nowrap;pointer-events:none}
.lt-tip[hidden]{display:none}
.lt-tip b{font-weight:500}
.lt-tip .a{color:rgba(243,239,230,.7)}.lt-tip .b{color:#FF7A5E}
.lt-table{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---- Umar's note */
.lt-note-s{padding:clamp(80px,12vh,130px) 0}
.lt-letter{max-width:720px}
.lt-letter p{margin:18px 0 0;font-size:clamp(17px,1.4vw,20px);line-height:1.6;color:var(--soft)}
.lt-letter p:first-of-type{margin-top:24px;color:var(--ink)}
.lt-from{display:flex;align-items:flex-end;gap:18px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line)}
.lt-from img{width:56px;height:56px;border-radius:50%;object-fit:cover;flex:none}
.lt-from small{display:block;margin-top:6px;font-size:13px;color:var(--soft)}
.lt-from small a{color:var(--ink);text-decoration:underline;text-decoration-color:rgba(245,54,44,.5);text-underline-offset:4px}

/* ---- questions */
.lt-faq{padding:0 0 clamp(80px,12vh,120px)}
.lt-faq-grid{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);gap:clamp(24px,5vw,80px);align-items:start;padding-top:clamp(56px,8vh,90px);border-top:1px solid var(--line)}
.lt-qs details{border-bottom:1px solid var(--line)}
.lt-qs summary{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 0;font-size:clamp(17px,1.35vw,19px);font-weight:500;cursor:pointer;list-style:none}
.lt-qs summary::-webkit-details-marker{display:none}
.lt-qs summary::after{content:"+";font-family:var(--f-mono);font-weight:400;font-size:20px;color:var(--signal)}
.lt-qs details[open] summary::after{content:"-"}
.lt-qs p{margin:0 0 20px;max-width:60ch;font-size:16px;line-height:1.6;color:var(--soft)}

/* ---- close */
.lt-close{padding:clamp(70px,11vh,120px) 0;background:var(--paper-2)}
.lt-close .fe-acts{margin-top:26px}

@media (max-width:900px){
  .lt-split,.lt-maths-grid,.lt-faq-grid{grid-template-columns:1fr}
  .lt .lt-hero{min-height:0;padding-top:104px}
  .lt-stage{height:auto;padding:36px 0 56px;margin-top:8px}
  .lt-card{width:min(100%,420px)}
  .lt-floor{bottom:14px}
  .lt-sigt{font-size:46px}
  .lt-plot{overflow-x:auto;margin-right:calc(-1 * var(--gut))}
  .lt-plot svg{min-width:560px}
  .lt-tiles{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .lt-tile,.lt-tile:nth-child(4){grid-column:span 1;min-height:128px;padding:18px}
  .lt-tile-wide{grid-column:span 2}
}
@media (prefers-reduced-motion:reduce){.lt-card{opacity:1}.lt-sigt{clip-path:none}}