/* AI, Built On Paper: course page v2 (Paper Day first). Whiteprint (light) and blueprint (dark).
   Layout modes: desktop >= 1100px; tablet 761 to 1099px; phone <= 760px. Type is fluid between them. */
:root{
  --page:#EEF2F7; --surface:#FFFFFF; --callout:#E1EAF6; --heading:#1D3577; --body:#1C2742; --muted:#56627C;
  --accent:#2948A8; --on-accent:#FFFFFF; --line:rgba(41,72,168,.16); --line-strong:rgba(41,72,168,.42);
  --inv:#2D6BA6; --inv-raised:#3A78B3; --inv-text:#F4F8FB; --inv-accent:#CFE5F7; --inv-muted:rgba(244,248,251,.86); --grid:rgba(255,255,255,.14);
  --paper:#2D6BA6; --build:#1D3F72; --self:#4B4FB8; --paper-tint:#DCE9F5; --build-tint:#DDE3EE; --self-tint:#E5E5F7;
  --on-path:#FFFFFF; --on-path-soft:rgba(255,255,255,.16); --on-path-line:rgba(255,255,255,.32);
  --ink:#1A2F5A; --highlight:#F6C445; --marker:#FBF719; --marker-ink:#183F64;
  --nav-bg:rgba(255,255,255,.9); --nav-text:#1A1A2E; --nav-muted:#6B7280; --nav-line:#E2E8EC;
  --teal:#00BCD4; --teal-dark:#0097A7; --dark:#0F1923;
  --shadow:0 10px 30px rgba(16,42,76,.10); --r:16px;
  --gutter:clamp(16px,4vw,48px);
  --overlap:clamp(56px,7vw,96px); /* how far the date cards hang below the blueprint band */
}
@media (prefers-color-scheme: dark){
  :root{
    --page:#102A4C; --surface:#173660; --callout:rgba(255,255,255,.10); --heading:#FFFFFF; --body:#EEF4F9; --muted:rgba(238,244,249,.78);
    --accent:#CFE5F7; --on-accent:#1D3F72; --line:rgba(255,255,255,.18); --line-strong:rgba(255,255,255,.42);
    --inv:#1F5A92; --inv-raised:#2A6AA6; --grid:rgba(255,255,255,.12);
    --paper-tint:#1B3D68; --build-tint:#18355C; --self-tint:#232F6E;
    --ink:#0A1A33; --nav-bg:rgba(16,42,76,.94); --nav-text:#FFFFFF; --nav-muted:rgba(238,244,249,.75); --nav-line:rgba(255,255,255,.10);
    --shadow:0 10px 30px rgba(0,0,0,.30);
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
html,body{overflow-x:hidden}
@supports (overflow:clip){html,body{overflow-x:clip}}
body{margin:0;background:var(--page);color:var(--body);font:400 clamp(15px,.9rem + .15vw,16px)/1.6 'Inter',-apple-system,BlinkMacSystemFont,sans-serif;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--accent)}
p,h1,h2,h3,h4,li,summary,span,b{overflow-wrap:break-word}
.wrap{max-width:calc(1200px + 2*var(--gutter));margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter)}
.eyebrow{font-size:.75rem;letter-spacing:.16em;text-transform:uppercase;font-weight:700;color:var(--accent);margin:0}
.marker{display:inline-block;font:400 clamp(.8rem,.7rem + .3vw,.95rem)/1.15 'Permanent Marker',cursive;color:var(--marker-ink);background:var(--marker);padding:.2rem .45rem;transform:rotate(-4deg);text-transform:uppercase;letter-spacing:.02em;box-shadow:0 2px 0 rgba(0,0,0,.08);white-space:normal}
.sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}

/* nav: same chrome as the rest of the site */
nav.site-nav{position:fixed;top:0;left:0;right:0;z-index:60;padding:0 var(--gutter);display:flex;align-items:center;justify-content:space-between;gap:16px;height:68px;background:var(--nav-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--nav-line)}
nav.site-nav.scrolled{box-shadow:0 1px 14px rgba(0,0,0,.06)}
.nav-brand{font-family:'DM Serif Display',Georgia,serif;font-size:1.4rem;color:var(--nav-text);text-decoration:none;white-space:nowrap}
.nav-brand b{color:var(--teal-dark);font-weight:400}
.nav-links{display:flex;gap:clamp(14px,1.6vw,28px);list-style:none;margin:0;padding:0}
.nav-links a{color:var(--nav-muted);text-decoration:none;font-size:.875rem;font-weight:500;letter-spacing:.02em;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:var(--teal-dark)}
@media (prefers-color-scheme: dark){.nav-links a:hover,.nav-links a.active,.nav-brand b{color:var(--teal)}}
.nav-cta{background:var(--teal);color:var(--dark);padding:9px 22px;border-radius:8px;font-size:.875rem;font-weight:700;text-decoration:none;white-space:nowrap;transition:background .2s,transform .1s}
.nav-cta:hover{background:var(--teal-dark);color:#fff;transform:translateY(-1px)}
.nav-hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:6px}
.nav-hamburger span{width:24px;height:2px;background:var(--nav-text);border-radius:2px;transition:transform .2s,opacity .2s}
@media(max-width:1180px){
  nav.site-nav{flex-wrap:wrap;align-content:center}
  nav.site-nav .nav-links{display:none}
  nav.site-nav .nav-hamburger{display:flex}
  nav.site-nav .nav-cta{margin-left:auto}
  nav.site-nav.open{height:auto;padding-bottom:14px}
  nav.site-nav.open .nav-links{display:flex;order:5;flex-direction:column;width:100%;gap:1.1rem;padding:1.1rem 0 .2rem;margin-top:.5rem;border-top:1px solid var(--nav-line)}
  nav.site-nav.open .nav-links a{font-size:1rem}
  nav.site-nav.open .nav-hamburger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  nav.site-nav.open .nav-hamburger span:nth-child(2){opacity:0}
  nav.site-nav.open .nav-hamburger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}
@media(max-width:360px){ .nav-cta{padding:8px 14px} .nav-brand{font-size:1.25rem} }

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:10px;font:700 .95rem/1.2 'Inter',sans-serif;text-decoration:none;border:1.5px solid transparent;cursor:pointer;transition:transform .12s,background .2s;text-align:center}
.btn:hover{transform:translateY(-1px)}
.btn.light{background:#F4F8FB;color:#1D3577}
.btn.ghost{background:transparent;color:#F4F8FB;border-color:rgba(244,248,251,.55)}
.btn.ghost:hover{background:rgba(255,255,255,.08)}
.btn.solid{background:#2948A8;color:#fff}
.btn.outline{background:transparent;color:var(--accent);border-color:var(--line-strong)}
@media (prefers-color-scheme: dark){.btn.solid{background:#F4F8FB;color:#1D3F72}}
.btn:focus-visible,summary:focus-visible,button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--highlight);outline-offset:2px}

/* hero band: the blueprint grid runs from the hero into Next rooms and stops partway down the date cards */
.band{background-color:var(--inv);color:var(--inv-text);background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:32px 32px}
header.band{display:flow-root}
.hero{padding-top:clamp(92px,8vw + 60px,140px);padding-bottom:clamp(24px,3vw,40px)}
.hero .grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(24px,4vw,56px);align-items:start}
.hero .eyebrow{color:var(--inv-accent)}
.hero h1{font:400 clamp(2.6rem,1.2rem + 5.6vw,6.4rem)/1 'DM Serif Display',Georgia,serif;margin:.9rem 0 0;color:#F4F8FB;letter-spacing:-.01em}
.hero h1 .l1{color:var(--inv-accent);position:relative;display:inline-block;margin-bottom:.62em}
.hero h1 .marker{position:absolute;left:0;top:calc(100% + .04em);width:max-content;white-space:nowrap;font-size:clamp(.74rem,.66rem + .3vw,.92rem);line-height:1.2;letter-spacing:.03em}
@media (min-width:1200px){ .hero h1 .l1{margin-bottom:0} .hero h1 .marker{left:calc(100% + 16px);top:.3em;width:9.5rem;max-width:none;white-space:normal} }
.hero .sub{font:400 clamp(1.3rem,.95rem + 1.4vw,2.1rem)/1.2 'DM Serif Display',Georgia,serif;color:var(--inv-accent);margin:1.2rem 0 0}
.hero .lead-row{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(16px,2.4vw,28px);margin-top:1.2rem;align-items:start}
.hero .lead{margin:0;color:var(--inv-muted)}
.hero .callout{margin:0;border-left:3px solid rgba(244,248,251,.75);padding:.1rem 0 .1rem 1rem;font-weight:600;color:#F4F8FB}
.hero .acts{display:flex;gap:12px;flex-wrap:wrap;margin-top:1.7rem}
.hero .photo{border-radius:20px;overflow:hidden;aspect-ratio:4/5;background:var(--inv-raised);box-shadow:0 18px 40px rgba(0,0,0,.18)}
.hero .photo img{width:100%;height:100%;object-fit:cover}

.rooms{padding-top:8px}
.rooms .head{display:flex;align-items:baseline;flex-wrap:wrap;gap:4px 14px;margin-bottom:14px}
.rooms .head h2{margin:0;font:600 1rem/1.3 'Inter',sans-serif;color:#F4F8FB}
.rooms .head .note{font:500 italic .85rem/1.3 'Inter',sans-serif;color:var(--highlight)}
.rooms .cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(12px,1.6vw,20px);margin-bottom:calc(-1 * var(--overlap));position:relative;z-index:2}
.room{background:var(--surface);color:var(--body);border-radius:var(--r);padding:clamp(16px,1.6vw,22px);box-shadow:var(--shadow);min-width:0}
.room .kind{font:700 .72rem/1.2 'Inter',sans-serif;letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
.room .day{font-size:.86rem;color:var(--muted);margin-top:2px}
.room .date{font:400 clamp(1.4rem,1rem + 1vw,2rem)/1.1 'DM Serif Display',Georgia,serif;color:var(--heading);margin:.2rem 0 .1rem}
.room .meta{font-size:.86rem;color:var(--muted)}
.meter{display:flex;flex-wrap:wrap;gap:4px;margin:10px 0 6px;min-height:4px}
.meter i{display:block;width:clamp(9px,1vw,13px);height:4px;border-radius:2px;background:var(--accent)}
.meter i.open{background:transparent;box-shadow:inset 0 0 0 1.5px var(--line-strong)}
.room .seats{font:600 .8rem/1.35 'Inter',sans-serif;color:var(--muted)}

main{display:block}
.section{padding-top:clamp(48px,6vw,72px)}
.section.first{padding-top:calc(var(--overlap) + clamp(40px,5vw,64px))}
.section h2.big{font:400 clamp(1.8rem,1.1rem + 2.4vw,3rem)/1.1 'DM Serif Display',Georgia,serif;color:var(--heading);margin:.5rem 0 0}
.section .intro{color:var(--muted);max-width:44rem;margin:.6rem 0 0}

/* three ways in */
.paths{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:28px;align-items:stretch}
.path{position:relative;border-radius:20px;padding:clamp(18px,1.8vw,24px);color:var(--on-path);display:flex;flex-direction:column;gap:10px;border:3px solid transparent;transition:border-color .2s;min-width:0}
.path.paper{background:var(--paper)} .path.build{background:var(--build)} .path.self{background:var(--self)}
.path.open{border-color:var(--highlight)}
.path .top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.mark{flex:none;width:clamp(52px,4.5vw,64px);height:clamp(52px,4.5vw,64px);display:grid;place-items:center;background:#FBF6EA;color:var(--ink);border:3px solid var(--ink);font:400 1.5rem/1 'DM Serif Display',serif;box-shadow:3px 3px 0 rgba(10,26,51,.35)}
.mark.square{border-radius:8px} .mark.circle{border-radius:50%} .mark.shield{border-radius:10px 10px 32px 32px}
/* Stage art (Aneil's illustrations, assets/course/*.svg). Square box so text lines up; object-fit keeps each shape. */
.stage-art,.way-art{flex:none;display:block;width:clamp(72px,6vw,92px);height:clamp(72px,6vw,92px);object-fit:contain;filter:drop-shadow(0 2px 0 rgba(10,26,51,.18))}
.path .steps{font:700 .72rem/1 'Inter',sans-serif;background:var(--on-path-soft);border:1px solid var(--on-path-line);border-radius:999px;padding:6px 10px;letter-spacing:.04em;white-space:nowrap}
.path h3{font:400 clamp(1.6rem,1.1rem + 1.1vw,2.05rem)/1.1 'DM Serif Display',Georgia,serif;margin:.3rem 0 0;color:#fff}
.path > p{margin:0;color:rgba(255,255,255,.92);font-size:.95rem}
.toggle{display:inline-flex;flex-wrap:wrap;background:var(--on-path-soft);border:1px solid var(--on-path-line);border-radius:22px;padding:4px;gap:4px;align-self:flex-start;margin-top:4px;max-width:100%}
.toggle button{font:600 .8rem/1.1 'Inter',sans-serif;border:0;border-radius:999px;padding:8px 12px;background:transparent;color:#fff;cursor:pointer;white-space:nowrap}
.toggle button[aria-pressed="true"]{background:#F4F8FB;color:#1D3577}
.path .spacer{flex:1}
.path .foot{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:6px 12px;border-top:1px solid var(--on-path-line);padding-top:12px;margin-top:6px}
.path .price{font:700 1rem/1.2 'Inter',sans-serif}
.path .price small{display:block;font:500 .75rem/1.3 'Inter',sans-serif;opacity:.88;margin-top:2px}
.path .more{background:none;border:0;color:#fff;font:600 .85rem/1 'Inter',sans-serif;cursor:pointer;display:inline-flex;align-items:center;gap:6px;padding:8px 0;white-space:nowrap}
.path .more .chev{transition:transform .2s}
.path.open .more .chev{transform:rotate(180deg)}
.path .slot{display:none}

.panels{position:relative}
.panel{display:none;position:relative;margin-top:14px;border-radius:20px;padding:clamp(18px,2.4vw,30px);color:var(--body);container-type:inline-size}
.panel.on{display:block}
.panel.paper{background:var(--paper-tint);border-top:3px solid var(--paper)}
.panel.build{background:var(--build-tint);border-top:3px solid var(--build)}
.panel.self{background:var(--self-tint);border-top:3px solid var(--self)}
.panel .notch{position:absolute;top:-12px;width:20px;height:20px;transform:rotate(45deg);border-radius:3px}
.panel.paper .notch{background:var(--paper)} .panel.build .notch{background:var(--build)} .panel.self .notch{background:var(--self)}
.panel .phead{display:flex;justify-content:space-between;align-items:center;gap:12px}
.panel .phead button{background:none;border:0;color:var(--accent);font:600 .85rem/1 'Inter',sans-serif;cursor:pointer;padding:6px 0}
.panel .cols{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(20px,3vw,40px);margin-top:16px}
@container (max-width:680px){ .panel .cols{grid-template-columns:minmax(0,1fr)} }
.panel h4{font:400 clamp(1.25rem,1rem + .8vw,1.75rem)/1.15 'DM Serif Display',Georgia,serif;color:var(--heading);margin:0 0 14px}
.outs{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.outs li{display:grid;grid-template-columns:44px minmax(0,1fr);gap:14px;align-items:start}
.outs .ico{width:44px;height:44px;border-radius:12px;background:var(--surface);border:2px solid var(--ink);display:grid;place-items:center;font:400 1.15rem/1 'DM Serif Display',serif;color:var(--ink)}
@media (prefers-color-scheme: dark){.outs .ico{background:#FBF6EA}}
.outs b{display:block;color:var(--heading);font-weight:600}
.outs span{color:var(--muted);font-size:.92rem}
.qs{border-top:1px solid var(--line)}
.qs details{border-bottom:1px solid var(--line)}
.qs summary{list-style:none;cursor:pointer;padding:13px 30px 13px 2px;font-weight:600;color:var(--heading);position:relative}
.qs summary::-webkit-details-marker{display:none}
.qs summary::after{content:"";position:absolute;right:6px;top:50%;width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:translateY(-70%) rotate(45deg);transition:transform .2s}
.qs details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.qs details p{margin:0 0 14px;color:var(--muted);font-size:.94rem}
.panel .cta-row{margin-top:20px;display:flex;flex-wrap:wrap;gap:10px;align-items:center}

/* photos */
.photos{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,3fr);gap:16px;margin-top:clamp(36px,5vw,56px)}
.photos figure{margin:0;border-radius:20px;overflow:hidden;position:relative;background:var(--callout);aspect-ratio:16/9}
.photos figure + figure{aspect-ratio:auto}
.photos img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.photos figcaption{position:absolute;left:14px;bottom:14px;background:rgba(10,26,51,.72);color:#fff;font:600 .8rem/1.2 'Inter',sans-serif;padding:7px 10px;border-radius:8px}

/* how it works: course plan. Horizontal at 1100px and up, vertical below */
.plan{margin-top:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:clamp(16px,2vw,24px)}
.gantt{display:grid;grid-template-columns:170px repeat(10,minmax(0,1fr))}
@media (max-width:1199px){ .gantt{display:none} .plan-v{display:block} .plan{max-width:760px} }
.gantt .stage{grid-row:1;display:flex;align-items:center;gap:6px;background:var(--callout);border-radius:8px;padding:6px 8px;margin:0 3px 10px;font:600 .82rem/1.2 'Inter',sans-serif;color:var(--heading);min-width:0;overflow:hidden;white-space:nowrap}
.num{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--accent);color:var(--on-accent);font:700 .72rem/1 'Inter',sans-serif;flex:none}
.gantt .step{grid-row:2;padding:12px 8px 14px;border-left:1px solid var(--line);font-size:.78rem;line-height:1.3;color:var(--body);min-width:0}
.gantt .step b{display:block;font:700 .64rem/1.3 'Inter',sans-serif;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:3px;white-space:nowrap}
.gantt .step.s0,.gantt .step.s3,.gantt .step.s4,.gantt .step.s6{border-left-color:var(--line-strong)}
.gantt .lab{grid-column:1;padding:12px 10px 12px 0;border-top:1px solid var(--line)}
.gantt .lab b{display:block;color:var(--heading);font-weight:600}
.gantt .lab span{display:block;font-size:.78rem;line-height:1.4;color:var(--muted)}
.gantt .lane{grid-column:2/-1;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(10,minmax(0,1fr));align-items:center;background-image:linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:10% 100%}
.bar{height:38px;border-radius:19px;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 6px 0 14px;color:#fff;font:600 .82rem/1.2 'Inter',sans-serif;margin:0 4px;border:1px solid var(--on-path-line);min-width:0;white-space:nowrap;overflow:hidden}
.bar.paper{background:var(--paper);grid-column:2/7} .bar.build{background:var(--build);grid-column:7/11} .bar.self{background:var(--self);grid-column:1/11}
.leave{display:inline-flex;align-items:center;gap:6px;background:var(--highlight);color:var(--ink);border-radius:12px;padding:4px 10px;font:600 .74rem/1.25 'Inter',sans-serif}
.leave::before{content:"";flex:none;width:7px;height:7px;background:var(--ink);transform:rotate(45deg)}
.bar .leave{white-space:nowrap}
.plan-v{display:none;max-width:640px}
.plan-more{margin:14px 0 0;font-size:.92rem}
.legend{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.chip{display:inline-block;color:#fff;border-radius:12px;padding:4px 10px;font:600 .75rem/1.3 'Inter',sans-serif;border:1px solid var(--on-path-line)}
.chip.paper{background:var(--paper)} .chip.build{background:var(--build)} .chip.self{background:var(--self)}
.vplan{display:grid;grid-template-columns:minmax(0,1fr) 16px 16px 16px;column-gap:8px}
.vplan .sh{grid-column:1/-1;display:flex;align-items:center;gap:8px;background:var(--callout);border-radius:8px;padding:7px 10px;font:600 .85rem/1.2 'Inter',sans-serif;color:var(--heading)}
.vplan .row{grid-column:1;padding:11px 0;border-bottom:1px solid var(--line);font-size:.92rem;min-width:0}
.vplan .row b{font:700 .64rem/1 'Inter',sans-serif;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-right:8px;white-space:nowrap}
.vplan .row .leave{margin-top:6px;max-width:100%}
.vplan .tr{border-radius:8px;background:var(--callout)}
.vplan .tr.on{border:1px solid var(--on-path-line)}
.vplan .tr.on.paper{background:var(--paper)} .vplan .tr.on.build{background:var(--build)} .vplan .tr.on.self{background:var(--self)}

/* guide */
.guide{display:grid;grid-template-columns:minmax(200px,300px) minmax(0,1fr);gap:clamp(20px,4vw,40px);align-items:center;margin-top:clamp(56px,7vw,80px)}
.guide .photo{border-radius:20px;overflow:hidden;aspect-ratio:4/5;background:var(--callout)}
.guide .photo img{width:100%;height:100%;object-fit:cover}
.guide h2{font:400 clamp(1.8rem,1.2rem + 1.6vw,2.4rem)/1.1 'DM Serif Display',Georgia,serif;color:var(--heading);margin:.4rem 0 .6rem;display:flex;align-items:center;gap:8px 14px;flex-wrap:wrap}
.guide p{color:var(--muted);margin:0 0 .8rem;max-width:40rem}

/* reserve: entry points that open the drawer */
.reserve{margin-top:clamp(56px,7vw,80px);background:var(--surface);border-radius:20px;padding:clamp(20px,3vw,32px);border:1px solid var(--line);box-shadow:var(--shadow)}
.reserve h2{font:400 clamp(1.7rem,1.2rem + 1.4vw,2.2rem)/1.1 'DM Serif Display',Georgia,serif;color:var(--heading);margin:0}
.reserve .note{color:var(--muted);margin:.5rem 0 1.2rem;max-width:42rem}
.reserve .options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.opt{display:flex;flex-direction:column;align-items:flex-start;gap:4px;text-align:left;background:var(--callout);border:1.5px solid transparent;border-radius:14px;padding:14px 16px;cursor:pointer;color:var(--body);font:inherit}
.opt:hover{border-color:var(--accent)}
.opt b{font:400 1.25rem/1.15 'DM Serif Display',Georgia,serif;color:var(--heading)}
.opt span{font-size:.85rem;color:var(--muted)}
.opt em{font-style:normal;font-weight:700;color:var(--accent);font-size:.85rem;margin-top:6px}

/* final band and footer */
.final{margin-top:clamp(64px,8vw,88px);padding:clamp(48px,7vw,72px) 0}
.final h2{font:400 clamp(2.1rem,1.3rem + 2.8vw,3.6rem)/1.05 'DM Serif Display',Georgia,serif;margin:0;color:#F4F8FB;max-width:36rem}
.final p{color:var(--inv-muted);margin:.8rem 0 0}
.final .acts{display:flex;gap:12px;flex-wrap:wrap;margin-top:1.6rem}
footer{padding:28px 0 40px;color:var(--muted);font-size:.85rem}
footer .sig{display:block}

/* phone sticky reserve bar */
.sticky{position:fixed;left:12px;right:12px;bottom:12px;z-index:50;display:none;align-items:center;gap:12px;background:var(--ink);color:#fff;border-radius:16px;padding:10px 10px 10px 16px;box-shadow:0 12px 30px rgba(0,0,0,.28);transform:translateY(140%);visibility:hidden;transition:transform .25s,visibility .25s}
.sticky.show{transform:none;visibility:visible}
.sticky .t{flex:1;min-width:0;font-size:.8rem;line-height:1.3;color:rgba(255,255,255,.82)}
.sticky .t b{display:block;color:#fff;font-size:1rem}
.sticky .btn{padding:11px 16px;background:#F4F8FB;color:#1D3577;font-size:.9rem;flex:none}


/* ---------- tablet: 761 to 1099px ---------- */
@media (max-width:1099px){
  .hero .lead-row{grid-template-columns:minmax(0,1fr)}
  .paths{grid-template-columns:minmax(0,1fr);max-width:760px}
  .path .slot{display:block}
  .panels{display:none}
  .path .panel{margin-top:6px}
  .panel .notch{display:none}
  .gantt{display:none}
  .plan-v{display:block}
  .plan{max-width:760px}
}
@media (max-width:960px){
  .hero .grid{grid-template-columns:minmax(0,1fr)}
  .hero .photo{order:-1;aspect-ratio:16/9;max-height:420px}
}
/* ---------- phone: 760px and below ---------- */
@media (max-width:760px){
  .hero .photo{margin:0 calc(-1 * var(--gutter));border-radius:0}
  .hero .acts .btn{flex:1 1 100%}
  .rooms .cards{grid-template-columns:minmax(0,1fr);gap:12px}
  .photos{grid-template-columns:minmax(0,1fr)}
  .photos figure + figure{aspect-ratio:16/9}
  .guide{grid-template-columns:minmax(0,1fr)}
  .guide .photo{max-width:240px}
  .reserve .options{grid-template-columns:minmax(0,1fr)}
  .final .acts .btn{flex:1 1 100%}
  .sticky{display:flex}
  footer{padding-bottom:110px}
  /* bottom sheet */
}
@media (max-width:380px){
  .vplan{grid-template-columns:minmax(0,1fr) 12px 12px 12px;column-gap:6px}
}
.room .date .until{display:block;font:600 .8rem/1.3 'Inter',sans-serif;color:var(--accent);margin-top:2px}

/* ---------- course sub-pages: How it works and FAQ ---------- */
.subhero{padding-top:clamp(92px,6vw + 64px,124px);padding-bottom:clamp(36px,5vw,60px)}
.tabs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:clamp(22px,3vw,34px)}
.tabs a{color:#F4F8FB;text-decoration:none;font:600 .85rem/1 'Inter',sans-serif;padding:9px 14px;border-radius:999px;border:1px solid rgba(244,248,251,.38);white-space:nowrap}
.tabs a:hover{background:rgba(255,255,255,.08)}
.tabs a[aria-current="page"]{background:#F4F8FB;color:#1D3577;border-color:#F4F8FB}
.tabs a.go{margin-left:auto;background:var(--highlight);color:var(--ink);border-color:var(--highlight)}
.subhero .eyebrow{color:var(--inv-accent)}
.subhero h1{font:400 clamp(2.3rem,1.2rem + 4.2vw,4.8rem)/1.02 'DM Serif Display',Georgia,serif;color:#F4F8FB;margin:.7rem 0 0;max-width:15ch;letter-spacing:-.01em}
.subhero .lead{color:var(--inv-muted);max-width:44rem;margin:1rem 0 0;font-size:clamp(1rem,.95rem + .3vw,1.12rem)}
.subhero .lead a{color:#F4F8FB;text-decoration-color:rgba(244,248,251,.6)}
.jump{list-style:none;margin:1.6rem 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.jump a{display:inline-flex;align-items:center;gap:8px;color:#F4F8FB;text-decoration:none;font:600 .85rem/1 'Inter',sans-serif;background:var(--inv-raised);border:1px solid rgba(244,248,251,.3);border-radius:999px;padding:9px 14px;white-space:nowrap}
.jump a:has(.num){padding-left:7px}
.jump a .num{background:#F4F8FB;color:#1D3577}
.jump a:hover{border-color:#F4F8FB}

.stg{padding-top:clamp(56px,7vw,88px);scroll-margin-top:76px;display:grid;grid-template-columns:minmax(0,340px) minmax(0,1fr);gap:clamp(24px,4vw,56px);align-items:start}
.stg .side{position:sticky;top:96px}
.stg .head{display:grid;grid-template-columns:auto minmax(0,1fr);column-gap:16px;align-items:center}
.stg .head .mark,.stg .head .stage-art{grid-row:1/3}
.stg .k{font:700 .75rem/1.2 'Inter',sans-serif;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);align-self:end;margin-bottom:4px}
.stg h2{font:400 clamp(1.9rem,1.2rem + 2.4vw,3rem)/1.1 'DM Serif Display',Georgia,serif;color:var(--heading);margin:0;align-self:start}
.stg .lede{color:var(--muted);margin:1rem 0 0;font-size:clamp(1rem,.95rem + .25vw,1.1rem)}
.stg .ways{display:flex;flex-wrap:wrap;gap:6px;margin:.9rem 0 0}
.stg .out{margin:12px 0 0}
.stg .out .leave{font-size:.82rem;padding:6px 12px}
.stepcards{display:grid;grid-template-columns:minmax(0,1fr);gap:12px;container-type:inline-size}
.stepcard{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:clamp(16px,1.8vw,22px);display:flex;gap:clamp(14px,2vw,24px);align-items:flex-start;min-width:0}
.stepcard .c{flex:1 1 0;min-width:0;display:flex;flex-direction:column;gap:6px}
.stepcard .sn{font:700 .68rem/1 'Inter',sans-serif;letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
.stepcard h3{font:400 clamp(1.3rem,1.1rem + .6vw,1.6rem)/1.15 'DM Serif Display',Georgia,serif;color:var(--heading);margin:0}
.stepcard p{margin:0;color:var(--muted);font-size:.95rem}
.stepcard p.ex{flex:0 0 40%;background:var(--callout);border-radius:10px;padding:12px 14px;font-size:.88rem;color:var(--body)}
.stepcard p.ex b{display:block;color:var(--heading);margin-bottom:2px}
@container (max-width:560px){ .stepcard{flex-direction:column} .stepcard p.ex{flex:none;width:100%} }
@media (max-width:1099px){ .stg{grid-template-columns:minmax(0,1fr)} .stg > *{max-width:760px} .stg .side{position:static} }
a.opt{text-decoration:none}
.box{margin-top:clamp(40px,5vw,56px);background:var(--surface);border-radius:20px;padding:clamp(20px,3vw,32px);border:1px solid var(--line);box-shadow:var(--shadow)}
.box h2{font:400 clamp(1.6rem,1.2rem + 1.2vw,2.1rem)/1.1 'DM Serif Display',Georgia,serif;color:var(--heading);margin:0 0 14px}

.faqs{padding-top:clamp(28px,4vw,48px)}
.faqg{display:grid;grid-template-columns:minmax(180px,280px) minmax(0,1fr);gap:clamp(16px,4vw,56px);padding:clamp(28px,4vw,44px) 0;border-top:1px solid var(--line);scroll-margin-top:76px}
.faqg:first-child{border-top:0}
.faqg h2{font:400 clamp(1.6rem,1.1rem + 1.6vw,2.4rem)/1.1 'DM Serif Display',Georgia,serif;color:var(--heading);margin:.4rem 0 0}
.faqg .qs{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:2px clamp(14px,2vw,22px)}
.faqg .qs details:last-child{border-bottom:0}
@media (min-width:1100px){ .faqg > div:first-child{position:sticky;top:96px;align-self:start} }
@media (max-width:860px){ .faqg{grid-template-columns:minmax(0,1fr);gap:14px} }
@media (max-width:760px){
  .tabs a.go{display:none}
  .stg .head{column-gap:12px}
}

/* ---------- the idea map page (unlisted, linked from the scope email) ---------- */
.ideamap{padding-top:clamp(8px,2vw,16px)}
.ideamap .pwrap{margin-top:12px;border:1px solid var(--line-strong);border-radius:12px;background:var(--page);max-height:440px;overflow:auto}
.ideamap .pbox{margin:0;padding:16px 18px;font:400 .86rem/1.6 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--body);white-space:pre-wrap;overflow-wrap:anywhere}
.ideamap .phint{font-size:.85rem;color:var(--muted);margin:.6rem 0 0}
.ideamap .acts{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.ideamap .msg{text-align:left}

@media (prefers-reduced-motion: reduce){ *{transition:none!important;scroll-behavior:auto!important;animation:none!important} }