:root{--accent:#10a37f;--accent-2:#62d6b6}
.chapter-tag{display:inline-flex;width:fit-content;align-items:center;gap:9px;margin-bottom:20px;padding:8px 13px;border:1px solid var(--line);border-radius:999px;color:var(--ink-soft);font-size:clamp(12px,1vw,17px);font-weight:680}
.chapter-tag:before{width:8px;aspect-ratio:1;border-radius:50%;background:var(--accent);content:""}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(14px,2vw,28px);margin-top:clamp(24px,4vh,48px)}
.lesson-card{min-height:clamp(150px,24vh,270px);padding:clamp(20px,2.4vw,34px);border:1px solid var(--line);border-radius:22px;background:color-mix(in srgb,var(--surface-2) 88%,transparent)}
.lesson-card--accent{border-color:color-mix(in srgb,var(--accent) 48%,transparent);background:color-mix(in srgb,var(--accent) 11%,var(--surface-2))}
.lesson-card__number{display:block;margin-bottom:34px;color:var(--accent);font-size:clamp(28px,3vw,48px);font-weight:760;letter-spacing:-.04em}
.lesson-card h3{margin-bottom:10px;font-size:clamp(20px,1.85vw,31px);letter-spacing:-.025em;line-height:1.12}
.lesson-card p{margin:0;color:var(--ink-soft);font-size:clamp(14px,1.15vw,20px);line-height:1.45}
.flow-row{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;gap:clamp(10px,1.8vw,24px);align-items:center;margin-top:clamp(32px,7vh,80px)}
.flow-node{display:grid;min-height:clamp(120px,20vh,220px);place-items:center;padding:22px;border:1px solid var(--line);border-radius:24px;background:var(--surface-2);font-size:clamp(20px,2.25vw,38px);font-weight:720;letter-spacing:-.035em;text-align:center}
.flow-node--accent{border-color:var(--accent);background:var(--accent);color:#fff}.flow-arrow{color:var(--ink-soft);font-size:clamp(22px,2.5vw,42px)}
.surface-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:28px}
.surface{position:relative;min-height:clamp(230px,37vh,400px);padding:26px;overflow:hidden;border:1px solid var(--line);border-radius:24px;background:var(--surface-2)}
.surface--primary{border-color:var(--accent);background:radial-gradient(circle at 100% 0,color-mix(in srgb,var(--accent) 27%,transparent),transparent 45%),var(--surface-2);box-shadow:0 0 0 2px color-mix(in srgb,var(--accent) 20%,transparent)}
.surface__icon{display:grid;width:56px;aspect-ratio:1;place-items:center;margin-bottom:50px;border:1px solid var(--line);border-radius:16px;color:var(--accent);font:700 20px ui-monospace,SFMono-Regular,Menlo,monospace}
.surface h3{margin-bottom:9px;font-size:clamp(20px,1.9vw,31px)}.surface p{margin:0;color:var(--ink-soft);font-size:clamp(14px,1.05vw,18px);line-height:1.42}
.recommended{position:absolute;top:20px;right:20px;padding:5px 9px;border-radius:999px;background:color-mix(in srgb,var(--accent) 14%,transparent);color:var(--accent);font-size:11px;font-weight:700}
.setup-path{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:clamp(30px,6vh,68px);counter-reset:setup}
.setup-step{min-height:clamp(190px,29vh,320px);padding:28px;border-top:4px solid var(--accent);border-radius:0 0 22px 22px;background:var(--surface-2);counter-increment:setup}
.setup-step:before{display:block;margin-bottom:38px;color:var(--accent);content:"0" counter(setup);font-size:clamp(28px,3.2vw,52px);font-weight:760;letter-spacing:-.05em}
.setup-step h3{margin-bottom:10px;font-size:clamp(20px,1.9vw,31px)}.setup-step p,.setup-step a{margin:0;color:var(--ink-soft);font-size:clamp(13px,1vw,17px);line-height:1.45}
.app-map{display:grid;grid-template-columns:25% 1fr;height:clamp(350px,56vh,570px);margin-top:20px;overflow:hidden;border:1px solid var(--line);border-radius:24px;background:#0c0c0e;color:#f5f5f7;box-shadow:0 24px 60px rgba(0,0,0,.25)}
.app-map__sidebar{padding:22px;border-right:1px solid rgba(255,255,255,.1);background:#121216}.app-map__dots{display:flex;gap:7px;margin-bottom:32px}.app-map__dots i{width:9px;aspect-ratio:1;border-radius:50%;background:#46464d}
.app-map__item{margin-bottom:10px;padding:10px 12px;border-radius:9px;color:#9b9ba2;font-size:14px}.app-map__item.is-active{background:rgba(255,255,255,.08);color:#fff}
.app-map__main{display:grid;grid-template-rows:52px 1fr auto 72px}.app-map__toolbar,.app-map__panels,.app-map__composer{display:flex;align-items:center;gap:12px;padding:0 20px;border-bottom:1px solid rgba(255,255,255,.1)}
.app-map__toolbar{justify-content:space-between}.app-map__chat{display:grid;place-items:center;color:#8e8e95}.app-map__panels{min-height:46px;border-top:1px solid rgba(255,255,255,.1);font-size:12px}
.app-map__composer{margin:12px 20px 16px;border:1px solid rgba(255,255,255,.16);border-radius:16px;background:rgba(255,255,255,.06);color:#b8b8bf}.map-callout{padding:5px 8px;border-radius:999px;background:color-mix(in srgb,var(--accent) 24%,transparent);color:#8bf0d0;font-size:11px;font-weight:700}
.term-cloud{display:flex;flex-wrap:wrap;gap:clamp(10px,1.6vw,20px);align-content:center;justify-content:center;margin-top:clamp(30px,7vh,78px)}
.term{min-width:20%;padding:clamp(16px,2vw,28px);border:1px solid var(--line);border-radius:18px;background:var(--surface-2);text-align:center}.term strong{display:block;margin-bottom:7px;color:var(--accent);font-size:clamp(18px,1.8vw,28px)}.term span{color:var(--ink-soft);font-size:clamp(12px,1vw,17px)}
.path-demo{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:30px}.path-card{min-height:clamp(270px,42vh,440px);padding:clamp(26px,3vw,46px);border:1px solid var(--line);border-radius:24px;background:var(--surface-2)}
.path-card--wrong{--status:var(--danger)}.path-card--right{--status:var(--success);border-color:color-mix(in srgb,var(--success) 48%,transparent)}.path-card__status{display:inline-flex;align-items:center;gap:8px;margin-bottom:50px;color:var(--status);font-size:14px;font-weight:740}.path-card__status:before{width:9px;aspect-ratio:1;border-radius:50%;background:currentColor;content:""}
.folder-tree{color:var(--ink-soft);font:clamp(15px,1.35vw,22px)/1.75 ui-monospace,SFMono-Regular,Menlo,monospace}.folder-tree strong{color:var(--ink)}
.prompt-formula{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:34px 0 24px}.formula-part{padding:22px;border:1px solid var(--line);border-radius:19px;background:var(--surface-2)}.formula-part strong{display:block;margin-bottom:15px;color:var(--accent);font-size:clamp(18px,1.65vw,27px)}.formula-part span{color:var(--ink-soft);font-size:clamp(13px,1vw,17px);line-height:1.4}
.prompt-box{padding:clamp(20px,2.6vw,36px);border-left:5px solid var(--accent);border-radius:0 18px 18px 0;background:color-mix(in srgb,var(--accent) 8%,var(--surface-2));font-size:clamp(16px,1.35vw,22px);line-height:1.55}.prompt-box--large{font-size:clamp(21px,2vw,34px);line-height:1.5}
.plan-switch{display:grid;grid-template-columns:.8fr 1.2fr;gap:30px;align-items:center;margin-top:28px}.plan-key{display:grid;min-height:clamp(250px,40vh,430px);place-items:center;border:1px solid var(--line);border-radius:26px;background:#0d0d10;color:#fff;font:700 clamp(38px,6vw,96px) ui-monospace,SFMono-Regular,Menlo,monospace}.question-stack{display:grid;gap:12px}.question{display:flex;gap:18px;align-items:center;padding:20px 24px;border:1px solid var(--line);border-radius:18px;background:var(--surface-2);font-size:clamp(17px,1.45vw,24px)}.question b{color:var(--accent);font-size:24px}
.loop{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;margin-top:clamp(40px,8vh,90px)}.loop__step{position:relative;min-height:clamp(160px,27vh,290px);padding:24px;border:1px solid var(--line);border-radius:20px;background:var(--surface-2)}.loop__step:not(:last-child):after{position:absolute;top:50%;right:-13px;z-index:2;color:var(--accent);content:"→";font-size:20px;transform:translate(50%,-50%)}.loop__step i{display:block;margin-bottom:50px;color:var(--accent);font-style:normal;font-size:13px;font-weight:760}.loop__step strong{display:block;margin-bottom:8px;font-size:clamp(20px,1.75vw,29px)}.loop__step span{color:var(--ink-soft);font-size:clamp(12px,.95vw,16px);line-height:1.4}
.permission-model{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:28px 0 20px}.permission-block{min-height:clamp(180px,28vh,300px);padding:clamp(24px,3vw,42px);border:1px solid var(--line);border-radius:24px;background:var(--surface-2)}.permission-block h3{margin-bottom:16px;color:var(--accent);font-size:clamp(24px,2.4vw,40px)}.permission-block p{margin:0;color:var(--ink-soft);font-size:clamp(16px,1.3vw,21px);line-height:1.48}
.mode-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.mode{padding:12px 16px;border:1px solid var(--line);border-radius:12px;color:var(--ink-soft);text-align:center}.mode.is-recommended{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 10%,transparent);color:var(--accent);font-weight:720}
.receipt-list{display:grid;gap:11px;margin-top:28px}.receipt{display:grid;grid-template-columns:42px 1fr auto;gap:16px;align-items:center;padding:17px 20px;border:1px solid var(--line);border-radius:16px;background:var(--surface-2)}.receipt__check{display:grid;width:32px;aspect-ratio:1;place-items:center;border-radius:50%;background:color-mix(in srgb,var(--success) 16%,transparent);color:var(--success);font-weight:800}.receipt strong{font-size:clamp(17px,1.4vw,23px)}.receipt code{color:var(--ink-soft);font-size:clamp(11px,.9vw,15px)}
.diff-window{display:grid;grid-template-columns:1fr 1fr;min-height:clamp(340px,52vh,540px);margin-top:24px;overflow:hidden;border:1px solid var(--line);border-radius:22px;background:#0c0c0f;color:#dedee5;font:clamp(13px,1.05vw,18px)/1.7 ui-monospace,SFMono-Regular,Menlo,monospace}.diff-pane{padding:24px}.diff-pane+.diff-pane{border-left:1px solid rgba(255,255,255,.1)}.diff-pane__title{margin-bottom:20px;color:#8e8e95;font-size:12px;letter-spacing:.12em}.line-red,.line-green{display:block;margin:0 -24px;padding:2px 24px}.line-red{background:rgba(255,69,58,.13);color:#ff9d97}.line-green{background:rgba(48,209,88,.13);color:#8ce9a3}.comment-pin{display:inline-block;margin-top:22px;padding:10px 13px;border:1px solid rgba(16,163,127,.5);border-radius:10px;background:rgba(16,163,127,.12);color:#83e2c7;font-family:var(--body);font-size:13px}
.tool-split{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:28px}.tool-card{min-height:clamp(310px,48vh,500px);overflow:hidden;border:1px solid var(--line);border-radius:24px;background:var(--surface-2)}.tool-card__header{padding:20px 24px;border-bottom:1px solid var(--line);font-weight:720}.terminal{height:calc(100% - 64px);padding:26px;background:#09090b;color:#d7d7dd;font:clamp(13px,1vw,17px)/1.75 ui-monospace,SFMono-Regular,Menlo,monospace}.terminal .ok{color:#72df91}.browser-mock{display:grid;height:calc(100% - 64px);grid-template-rows:42px 1fr;background:#eef0f3}.browser-bar{margin:8px 12px;padding:6px 14px;border-radius:999px;background:#fff;color:#77777f;font-size:12px}.browser-page{display:grid;place-items:center;color:#17171a;font-size:clamp(24px,3vw,48px);font-weight:740}
.context-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:34px}.context-card{min-height:clamp(300px,45vh,470px);padding:clamp(24px,3vw,42px);border:1px solid var(--line);border-radius:24px;background:var(--surface-2)}.context-card__icon{display:block;margin-bottom:62px;color:var(--accent);font-size:clamp(38px,4vw,66px);font-weight:700}.context-card h3{margin-bottom:12px;font-size:clamp(22px,2vw,34px)}.context-card p{color:var(--ink-soft);font-size:clamp(14px,1.1vw,18px);line-height:1.5}
.capability-row{margin:18px 0 0;color:var(--ink-soft);font-size:clamp(11px,.9vw,15px);letter-spacing:.02em;text-align:center}
.layer-stack{display:grid;gap:10px;margin-top:28px}.layer{display:grid;grid-template-columns:140px 1fr 1.2fr;gap:20px;align-items:center;padding:17px 22px;border:1px solid var(--line);border-radius:16px;background:var(--surface-2)}.layer strong{color:var(--accent);font-size:clamp(17px,1.4vw,23px)}.layer span,.layer em{color:var(--ink-soft);font-size:clamp(13px,1vw,17px);font-style:normal;line-height:1.35}
.automation-path{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:12px;align-items:center;margin-top:48px}.automation-node{min-height:clamp(150px,24vh,250px);padding:22px;border:1px solid var(--line);border-radius:20px;background:var(--surface-2)}.automation-node--arrow{display:grid;min-height:auto;place-items:center;border:0;background:transparent;color:var(--accent);font-size:30px}.automation-node strong{display:block;margin-bottom:42px;color:var(--accent);font-size:clamp(18px,1.7vw,28px)}.automation-node span{color:var(--ink-soft);font-size:clamp(13px,1vw,17px);line-height:1.4}
.branch-map{display:grid;grid-template-columns:1fr 120px 1fr;gap:20px;align-items:center;margin-top:34px}.branch{min-height:clamp(300px,46vh,480px);padding:34px;border:1px solid var(--line);border-radius:24px;background:var(--surface-2)}.branch--worktree{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 8%,var(--surface-2))}.branch__badge{display:inline-block;margin-bottom:62px;padding:7px 11px;border-radius:999px;background:color-mix(in srgb,var(--accent) 13%,transparent);color:var(--accent);font-size:12px;font-weight:720}.branch h3{margin-bottom:12px;font-size:clamp(24px,2.4vw,40px)}.branch p{color:var(--ink-soft);font-size:clamp(15px,1.2vw,20px);line-height:1.48}.handoff{display:grid;place-items:center;color:var(--accent);font-size:clamp(14px,1.15vw,19px);font-weight:720;text-align:center}
.mistake-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:28px}.mistake{display:grid;grid-template-columns:44px 1fr;gap:16px;align-items:start;padding:22px;border:1px solid var(--line);border-radius:18px;background:var(--surface-2)}.mistake b{display:grid;width:34px;aspect-ratio:1;place-items:center;border-radius:50%;background:color-mix(in srgb,var(--danger) 12%,transparent);color:var(--danger)}.mistake strong{display:block;margin-bottom:6px;font-size:clamp(17px,1.45vw,24px)}.mistake span{color:var(--ink-soft);font-size:clamp(13px,1vw,17px)}
.diagnostic{display:grid;gap:8px;margin-top:25px;counter-reset:diagnostic}.diagnostic__row{display:grid;grid-template-columns:46px 1fr 1.3fr;gap:16px;align-items:center;padding:13px 18px;border:1px solid var(--line);border-radius:13px;background:var(--surface-2);counter-increment:diagnostic}.diagnostic__row:before{display:grid;width:32px;aspect-ratio:1;place-items:center;border-radius:50%;background:color-mix(in srgb,var(--accent) 12%,transparent);color:var(--accent);content:counter(diagnostic);font-weight:760}.diagnostic__row strong{font-size:clamp(16px,1.35vw,22px)}.diagnostic__row span{color:var(--ink-soft);font-size:clamp(12px,.95vw,16px)}
.exercise{display:grid;grid-template-columns:220px 1fr;gap:28px;align-items:stretch;margin-top:30px}.exercise__score{display:grid;min-height:clamp(330px,51vh,520px);place-items:center;border:1px solid var(--accent);border-radius:24px;background:color-mix(in srgb,var(--accent) 9%,var(--surface-2));color:var(--accent);text-align:center}.exercise__score strong{display:block;font-size:clamp(54px,7vw,112px);letter-spacing:-.06em}.exercise__score span{font-size:14px;font-weight:700;letter-spacing:.08em}.exercise__prompt{display:flex;flex-direction:column;justify-content:center;padding:clamp(28px,3.5vw,54px);border:1px solid var(--line);border-radius:24px;background:var(--surface-2)}.exercise__prompt p{margin:0;font-size:clamp(18px,1.65vw,27px);line-height:1.58}
.practice-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:30px}.practice{min-height:clamp(360px,54vh,560px);padding:clamp(28px,3.4vw,50px);border:1px solid var(--line);border-radius:24px;background:var(--surface-2)}.practice__number{display:block;margin-bottom:54px;color:var(--accent);font-size:clamp(34px,4vw,66px);font-weight:760}.practice h3{margin-bottom:18px;font-size:clamp(24px,2.4vw,40px)}.practice p{color:var(--ink-soft);font-size:clamp(15px,1.25vw,20px);line-height:1.55}
.resource-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}.resource-row a{padding:9px 13px;border:1px solid color-mix(in srgb,#fff 28%,transparent);border-radius:999px;color:rgba(255,255,255,.82);font-size:clamp(11px,.9vw,15px);text-decoration:none}
.preview-mode .slide__content{padding:22px 34px}
.preview-mode .headline{margin-bottom:10px;font-size:clamp(24px,3vw,42px)}
.preview-mode .chapter-tag{margin-bottom:8px;padding:4px 8px;font-size:10px}
.preview-mode .layer-stack{gap:5px;margin-top:12px}
.preview-mode .layer{grid-template-columns:100px 1fr 1.2fr;gap:10px;padding:7px 12px;border-radius:10px}
.preview-mode .layer strong{font-size:14px}.preview-mode .layer span,.preview-mode .layer em{font-size:10px}
.preview-mode .automation-path{gap:5px;margin-top:18px}
.preview-mode .automation-node{min-height:105px;padding:9px;border-radius:12px}
.preview-mode .automation-node--arrow{min-height:auto;padding:0;font-size:17px}
.preview-mode .automation-node strong{margin-bottom:9px;font-size:13px;white-space:nowrap}
.preview-mode .automation-node span{font-size:9px;line-height:1.25}
@media(max-width:820px){.card-grid,.surface-grid,.setup-path,.prompt-formula,.loop,.context-grid{gap:7px}.lesson-card,.surface,.setup-step,.formula-part,.loop__step,.context-card{min-height:0;padding:12px}.surface__icon,.context-card__icon,.lesson-card__number,.setup-step:before,.loop__step i{margin-bottom:12px}}
@media(max-width:560px){.card-grid,.surface-grid,.setup-path,.prompt-formula,.loop,.context-grid,.automation-path{gap:4px}.lesson-card p,.surface p,.setup-step p,.formula-part span,.loop__step span,.context-card p{display:none}.app-map{height:150px}.app-map__sidebar{padding:8px}.app-map__dots,.app-map__item:not(.is-active),.app-map__panels{display:none}.term{padding:8px}.term span{display:none}.path-card,.tool-card,.context-card,.branch,.practice{min-height:0;padding:10px}.path-card__status,.branch__badge,.practice__number{margin-bottom:10px}.layer{grid-template-columns:68px 1fr;gap:6px;padding:5px 8px}.layer em{display:none}.receipt{grid-template-columns:24px 1fr;padding:5px 8px}.receipt code{display:none}}
@media(max-width:560px){
  .slide__content{inset:0 auto auto 0;width:250%;height:250%;padding:45px 52px;transform:scale(.4);transform-origin:top left}
  .display{font-size:72px}.claim{font-size:60px}.headline{font-size:46px}.lede{font-size:28px}.eyebrow{font-size:20px}
  .preview-mode .slide__content{padding:45px 52px}
  .diff-window{min-height:250px;margin-top:10px}
  .diagnostic{gap:3px;margin-top:8px}.diagnostic__row{grid-template-columns:34px 1fr;padding:6px 10px}.diagnostic__row span{display:none}
  .exercise{gap:12px;margin-top:10px}.exercise__score{min-height:240px}
  .capability-row{font-size:16px}
}

/* =========================================================
   GUIZANG SWISS V2 · IKB locked theme
   Visual layer only; interactive-talk-site remains runtime.
   ========================================================= */
:root{
  --paper:#fafaf8;--paper-rgb:250,250,248;
  --ink:#0a0a0a;--ink-rgb:10,10,10;
  --grey-1:#f0f0ee;--grey-2:#d4d4d2;--grey-3:#737373;
  --accent:#002FA7;--accent-2:#002FA7;--accent-on:#fff;
  --surface:var(--paper);--surface-2:var(--grey-1);
  --ink-soft:#525252;--line:var(--grey-2);
  --radius:0;--shadow:none;
  --display:"Inter","Helvetica Neue","Helvetica","PingFang SC","Microsoft YaHei UI",Arial,sans-serif;
  --body:"Inter","Helvetica Neue","Helvetica","PingFang SC","Microsoft YaHei UI",Arial,sans-serif;
}
body{background:#111;color:var(--ink)}
.slide{padding:0}
.slide::before,.slide::after{
  position:absolute;z-index:8;top:calc(50% - min(45vw,80vh) * 9 / 16 / 2 + 3.2vh);
  color:var(--grey-3);font:600 12px/1 ui-monospace,SFMono-Regular,Menlo,monospace;
  letter-spacing:.14em;text-transform:uppercase;pointer-events:none
}
.slide::before{left:7.2vw;content:"QIANX · CODEX FIELD MANUAL"}
.slide::after{right:7.2vw;content:attr(data-page)}
.slide::before{display:none}
.slide.theme-dark::before,.slide.theme-dark::after,
.slide.theme-accent::before,.slide.theme-accent::after{color:rgba(255,255,255,.65)}
.slide__frame{
  border:0;border-radius:0;box-shadow:none;color:var(--ink);
  background:var(--paper)!important
}
.theme-dark .slide__frame,.slide__frame.theme-dark{background:#0a0a0a!important;color:#fafaf8}
.theme-accent .slide__frame,.slide__frame.theme-accent{background:#002FA7!important;color:#fff}
.slide__content{padding-top:calc(var(--safe-y) + 24px)}
.slide__content::before{background-image:none!important;mask-image:none!important;opacity:0}
.slide[data-slide-id="cover"] .slide__content::before,
.slide[data-slide-id="closing"] .slide__content::before{
  opacity:.26;background-image:radial-gradient(currentColor 1px,transparent 1.5px)!important;
  background-size:18px 18px!important
}
.slide__frame *, .slide__frame *::before,.slide__frame *::after{
  box-shadow:none!important
}
.slide__frame .lesson-card,.slide__frame .surface,.slide__frame .setup-step,
.slide__frame .app-map,.slide__frame .app-map__item,.slide__frame .term,
.slide__frame .path-card,.slide__frame .formula-part,.slide__frame .prompt-box,
.slide__frame .plan-key,.slide__frame .question,.slide__frame .loop__step,
.slide__frame .permission-block,.slide__frame .mode,.slide__frame .receipt,
.slide__frame .receipt__check,.slide__frame .diff-window,.slide__frame .comment-pin,
.slide__frame .tool-card,.slide__frame .browser-bar,.slide__frame .context-card,
.slide__frame .layer,.slide__frame .automation-node,.slide__frame .branch,
.slide__frame .branch__badge,.slide__frame .mistake,.slide__frame .mistake b,
.slide__frame .diagnostic__row,.slide__frame .diagnostic__row::before,
.slide__frame .exercise__score,.slide__frame .exercise__prompt,
.slide__frame .practice,.slide__frame .resource-row a,.slide__frame .chapter-tag,
.slide__frame .recommended,.slide__frame .surface__icon{
  border-radius:0!important
}
.display,.claim,.headline{
  font-family:var(--display);font-weight:200!important;letter-spacing:-.035em
}
.display{font-size:min(7.2vw,12.4vh);line-height:.94}
.claim{font-size:min(5.8vw,10.2vh);line-height:.96}
.headline{font-size:min(4.7vw,8.4vh);line-height:.98}
.lede{font-weight:400;color:var(--ink-soft)}
.theme-dark .lede,.theme-accent .lede{color:rgba(255,255,255,.78)}
.eyebrow,.chapter-tag,.panel__label,.lesson-card__number,
.surface__icon,.recommended,.path-card__status,.formula-part strong,
.loop__step i,.layer strong,.practice__number{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-weight:600;
  letter-spacing:.12em;text-transform:uppercase
}
.chapter-tag{border:0;border-top:2px solid var(--accent);padding:10px 0 0}
.chapter-tag::before{display:none}
.lesson-card,.surface,.setup-step,.formula-part,.loop__step,.context-card,
.permission-block,.path-card,.practice,.branch,.exercise__prompt{
  background:var(--grey-1)!important;border:0!important;border-top:1px solid var(--ink)!important
}
.lesson-card--accent,.surface--primary,.context-card.lesson-card--accent,
.branch--worktree{background:var(--accent)!important;color:var(--accent-on)!important;border-top-color:var(--accent)!important}
.lesson-card--accent p,.surface--primary p,.context-card.lesson-card--accent p,
.branch--worktree p{color:rgba(255,255,255,.82)!important}
.recommended{top:0;right:0;background:var(--accent);color:var(--accent-on);padding:7px 10px}
.lesson-card__number{font-size:min(4.6vw,8.2vh);font-weight:200;color:var(--accent)}
.lesson-card--accent .lesson-card__number{color:var(--accent-on)}
.lesson-card h3,.surface h3,.setup-step h3,.context-card h3,.practice h3,.branch h3{font-weight:400}
.flow-node{border:0;border-top:1px solid var(--ink);border-radius:0;background:var(--grey-1);font-weight:300}
.flow-node--accent{background:var(--accent);color:var(--accent-on);border-top-color:var(--accent)}
.surface__icon{border:0;border-top:2px solid var(--accent);justify-items:start}
.setup-step{border-top:2px solid var(--accent)!important}
.app-map{border:1px solid #333;background:#0a0a0a;box-shadow:none}
.app-map__item.is-active{background:var(--accent);color:#fff}
.map-callout{border-radius:0;background:var(--accent);color:#fff}
.term{border:0;border-top:1px solid var(--ink)}
.path-card--right{border-top:3px solid var(--accent)!important}
.prompt-box{border-left:6px solid var(--accent);background:var(--grey-1)}
.plan-key{border:0;background:var(--accent);color:#fff;font-weight:200}
.question{border:0;border-bottom:1px solid var(--grey-2);background:transparent}
.loop__step{border-top:2px solid var(--accent)!important}
.permission-block h3{font-weight:200}
.mode{border:1px solid var(--grey-2);background:transparent}.mode.is-recommended{border:0;background:var(--accent);color:#fff}
.receipt{border:0;border-bottom:1px solid rgba(255,255,255,.22);background:transparent}
.receipt__check{background:var(--accent);color:#fff}
.diff-window,.tool-card{border:0;background:#0a0a0a}
.tool-card__header{border-bottom:1px solid #333}
.browser-mock{background:var(--paper)}.browser-bar{border-bottom:1px solid var(--grey-2);background:transparent}
.layer{border:0;border-bottom:1px solid rgba(255,255,255,.2);background:transparent}
.automation-node{border:0;border-top:2px solid var(--accent);background:var(--grey-1)}
.automation-node--arrow{border:0!important;background:transparent!important}
.mistake{border:0;border-top:1px solid rgba(255,255,255,.28);background:transparent}
.mistake b{background:var(--accent);color:#fff}
.diagnostic__row{border:0;border-bottom:1px solid var(--grey-2);background:transparent}
.diagnostic__row::before{background:var(--accent);color:#fff;border-radius:0}
.exercise__score{background:var(--accent);color:#fff;border:0}
.practice__number{font-size:min(7vw,12vh);font-weight:200}
.resource-row a{border:1px solid rgba(255,255,255,.55)}
.timeline__step::before{border-radius:0;border:0;background:var(--accent)}
.talk-progress__bar{background:var(--accent)}
@media(max-width:560px){
  .slide::before,.slide::after{display:none}
  .slide__content{padding-top:45px}
  .display{font-size:72px}.claim{font-size:60px}.headline{font-size:46px}
}