:root{
    --bg:#fafaf8;
    --bg-soft:#ffffff;
    --text:#201d19;
    --text-dim:#7a7469;
    --accent:#201d19;
    --line:rgba(32,29,25,0.14);
    --red:#d6321c;
    --line-strong:rgba(32,29,25,0.9);
  }
  /* Arriving at the About section swaps the accent hue site-wide — every
     rule below still reads var(--red), it just resolves differently while
     body.about-mode is set. Bauhaus red -> Bauhaus blue. */
  body.about-mode{--red:#1b3fd6;}
  *{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
  html,body{height:100%;background:var(--bg);color:var(--text);
    font-family:Helvetica, Arial, sans-serif;
    overflow:hidden;overscroll-behavior:none;}
  #canvas-container{position:fixed;inset:0;z-index:0;}
  canvas{display:block;touch-action:none;}
  body.panel-open #canvas-container{z-index:21;clip-path:inset(0 56% 0 0);}

  .mono{font-family:Helvetica, Arial, sans-serif;font-size:11px;
    letter-spacing:.08em;text-transform:uppercase;color:var(--text-dim);font-weight:600;}
  .serif{font-family:Georgia, 'Times New Roman', Times, serif;}

  #vignette{position:fixed;inset:0;pointer-events:none;z-index:2;
    background:radial-gradient(ellipse at 50% 108%, rgba(45,38,30,0.10), rgba(45,38,30,0) 55%);}

  #site-nav{
  position:fixed;
  left:32px;
  top:28px;
  z-index:5;
  display:flex;
  gap:20px;
}

#site-nav a{
  color:var(--text-dim);
  text-decoration:none;
  font-size:10px;
  letter-spacing:.14em;
  text-transform:uppercase;
  font-weight:600;
  padding-bottom:3px;
  border-bottom:1px solid transparent;
  transition:color .25s ease,border-color .25s ease;
}

#site-nav a:hover,
#site-nav a:focus-visible{
  color:var(--text);
  border-color:var(--line);
}

#site-nav a:focus-visible{
  outline:2px solid var(--text);
  outline-offset:4px;
}

  #hint{position:fixed;left:32px;top:28px;z-index:4;transition:opacity .6s ease;}
  #hint.hidden{opacity:0;}

  #indicator{position:fixed;right:26px;top:50%;transform:translateY(-50%);
    display:flex;flex-direction:column;align-items:center;gap:11px;z-index:23;}
  .marker{width:16px;height:1px;background:var(--line);cursor:pointer;transform-origin:right center;
    transition:background .35s ease, width .35s ease, transform .25s cubic-bezier(.2,.8,.2,1);}
  .marker:hover{background:var(--text-dim);}
  .marker.active{background:var(--red);}

  .marker.marker-about{-webkit-appearance:none;appearance:none;width:14px;height:14px;padding:0;margin-top:2px;
    border:none;background:none;border-radius:50%;display:flex;align-items:center;justify-content:center;
    color:var(--line);cursor:pointer;font:inherit;transform-origin:right center;
    transition:color .35s ease, transform .25s cubic-bezier(.2,.8,.2,1);}
  .marker.marker-about svg{display:block;}
  .marker.marker-about:hover{color:var(--text-dim);transform:scale(1.15);}
  .marker.marker-about.active{color:var(--red);}

  #shelf-toggle{position:fixed;right:32px;top:28px;z-index:4;
    display:inline-flex;align-items:center;justify-content:center;
    background:none;border:1px solid transparent;border-radius:50%;
    color:var(--text-dim);cursor:pointer;padding:9px;
    transition:color .3s ease, border-color .3s ease, opacity .4s ease;}
  #shelf-toggle:hover,#shelf-toggle:focus-visible{color:var(--text);
    border-color:var(--line);}
  #shelf-toggle[aria-pressed="true"]{color:var(--text);border-color:var(--accent);}
  body.panel-open #shelf-toggle,body.about-mode #shelf-toggle{opacity:0;pointer-events:none;}
  #shelf-toggle .shelf-label{display:none;}

  #profile-toggle{position:fixed;right:78px;top:28px;z-index:4;
    display:inline-flex;align-items:center;justify-content:center;
    background:none;border:1px solid transparent;border-radius:50%;
    color:var(--text-dim);cursor:pointer;padding:9px;
    transition:color .3s ease, border-color .3s ease, opacity .4s ease;}
  #profile-toggle:hover,#profile-toggle:focus-visible{color:var(--text);border-color:var(--line);}
  #profile-toggle[aria-pressed="true"]{color:var(--text);border-color:var(--accent);}
  body.panel-open #profile-toggle,body.about-mode #profile-toggle{opacity:0;pointer-events:none;}

  #indicator{transition:opacity .5s ease;}
  body.shelf-mode #indicator{opacity:0;pointer-events:none;}

  #loading{position:fixed;inset:0;background:var(--bg);display:flex;
    align-items:center;justify-content:center;z-index:60;
    transition:opacity .9s ease;}
  #loading span{animation:pulse 1.7s ease-in-out infinite;}
  @keyframes pulse{0%,100%{opacity:.3}50%{opacity:.9}}

  /* ---- overview (select state) — small freeform composition beside the book ---- */
  #overview{position:fixed;top:50%;width:280px;max-width:34vw;z-index:6;
    opacity:0;pointer-events:none;
    transform:translateY(calc(-50% + 10px));
    transition:transform .55s cubic-bezier(.2,.8,.2,1);}
  #overview.visible{pointer-events:all;transform:translateY(-50%);}
  #overview.side-left{left:64px;border-left:1px solid var(--line);padding-left:22px;}
  #overview.side-right{right:100px;border-left:1px solid var(--line);padding-left:22px;}
  #ov-title{font-weight:400;font-size:20px;line-height:1.15;margin:10px 0 12px;max-width:16ch;}
  #ov-meta{margin-bottom:20px;}
  #view-project-btn{background:none;border:none;color:var(--text);cursor:pointer;
    font-family:Helvetica, Arial, sans-serif;font-size:11px;letter-spacing:.1em;
    text-transform:uppercase;font-weight:600;padding:0 0 4px;border-bottom:1px solid var(--red);
    transition:opacity .3s ease;}
  #view-project-btn:hover{opacity:.55;}

  /* ---- deep view (full project) — the book unfolds into a project-
     specific editorial environment, hinged at the book's own position.
     No modal, no backdrop dimming: the page itself changes state. ---- */
  #project-env{position:fixed;inset:0;z-index:20;pointer-events:none;
    --proj-text:#fff;--proj-text-dim:rgba(255,255,255,.72);--proj-line:rgba(255,255,255,.24);}
  #project-env.open{pointer-events:all;}

  #project-env .field{position:absolute;inset:0;
    background:linear-gradient(165deg, var(--proj-color,#4b5563), var(--proj-color-dark,#39404a));
    transform-origin:center;transform:scale(.001);
    transition:transform 1.05s cubic-bezier(.16,.85,.2,1), background .5s ease;overflow:hidden;}
  #project-env.open .field{transform:scale(1);}
  #project-env .field::after{content:'';position:absolute;inset:0;pointer-events:none;
    background-image:
       linear-gradient(to right, var(--proj-line) 1px, transparent 1px),
       linear-gradient(to bottom, var(--proj-line) 1px, transparent 1px);
    background-size:64px 64px;background-position:-1px -1px;opacity:.55;}

  #project-env .content{position:absolute;inset:0;overflow-y:auto;overflow-x:hidden;pointer-events:none;color:var(--proj-text);
    opacity:0;transform:translateY(26px);
    transition:opacity .7s ease .3s, transform .7s cubic-bezier(.2,.8,.2,1) .3s;}
  #project-env.open .content{opacity:1;transform:translateY(0);pointer-events:all;}
  #project-env .content::-webkit-scrollbar{width:0;}

  #panel-index,#panel-title,#panel-meta,#panel-desc{display:none;}
  #project-env .mono{color:var(--proj-text-dim);}
  #project-env .portfolio-section .mono{color:var(--section-dim);}
  #panel-pages{display:block;max-width:none;opacity:0;transform:translateY(22px);
    transition:opacity .8s ease .5s, transform .8s cubic-bezier(.2,.8,.2,1) .5s;}
  #project-env.open #panel-pages{opacity:1;transform:translateY(0);}
  #panel-pages > .plates-grid{display:none;}
  /* organised plan grid — strict two-column flow, plates kept in source
     order (no reflow/reordering), sized only by two real facts: whether
     it's the lead sheet of a project (full width) and whether the sheet
     is landscape or vertical A3 (each keeps its true aspect ratio at
     equal column width, so verticals simply read taller — no forced
     row-spanning, no gaps, no randomness). */
  .plates-grid{display:grid;grid-template-columns:repeat(2,1fr);
    gap:24px clamp(20px,3vw,40px);align-items:start;}
  .plates-grid .page-plate{grid-column:span 1;}
  .plates-grid .page-plate.plate-lead{grid-column:1 / -1;}
  .portfolio-section{--section-text:#fff;--section-dim:rgba(255,255,255,.72);--section-line:rgba(255,255,255,.25);
    min-height:100svh;display:grid;grid-template-columns:minmax(220px,32%) minmax(0,1fr);gap:clamp(36px,6vw,100px);
    padding:clamp(100px,14vh,160px) clamp(32px,8vw,128px) clamp(72px,12vh,120px);background:var(--section-color);color:var(--section-text);}
  .portfolio-book-column{min-height:calc(100svh - 260px);}
  .portfolio-book{position:sticky;top:clamp(84px,14vh,150px);width:min(100%,330px);aspect-ratio:.72;margin:0 auto;
    display:flex;flex-direction:column;justify-content:space-between;padding:26px 22px;cursor:pointer;color:var(--section-text);
    font:inherit;text-align:left;
    background:linear-gradient(160deg,var(--section-color),var(--section-dark));border:1px solid var(--section-line);
    box-shadow:18px 22px 38px rgba(0,0,0,.18);transition:transform .35s ease;}
  .portfolio-book:hover,.portfolio-book:focus-visible{transform:translateY(-5px);}
  .portfolio-book:focus-visible{outline:2px solid var(--section-text);outline-offset:4px;}
  .portfolio-book-title{font-size:clamp(20px,2.4vw,30px);line-height:1.05;max-width:8ch;font-weight:700;
    overflow-wrap:break-word;word-break:break-word;hyphens:auto;}
  .portfolio-book-note{padding-top:12px;border-top:1px solid var(--section-line);}
  body.panel-open .portfolio-book{visibility:hidden;}
  .portfolio-copy{align-self:center;max-width:min(1120px,100%);width:100%;}
  .portfolio-copy .plates-grid{margin-top:12px;}
  .portfolio-index{margin-bottom:24px;color:var(--section-dim)!important;font-weight:700;letter-spacing:.06em;}
  .portfolio-title{font-weight:700;font-size:clamp(32px,4vw,52px);line-height:1.05;margin-bottom:36px;max-width:24ch;
    overflow-wrap:break-word;word-break:break-word;hyphens:auto;}
  .portfolio-meta{display:flex;gap:32px;flex-wrap:wrap;margin-bottom:44px;padding-top:16px;border-top:1px solid var(--section-line);}
  .portfolio-meta div span{display:block;}
  .portfolio-meta .v{font-family:Georgia, 'Times New Roman', serif;font-style:italic;font-size:20px;}
  .portfolio-desc{font-size:16px;line-height:1.85;color:var(--section-dim);max-width:82ch;margin-bottom:48px;
    overflow-wrap:break-word;word-break:break-word;}
  .page-plate{width:100%;aspect-ratio:1.414/1;border:1px solid var(--section-line);
    background:
      repeating-linear-gradient(0deg, transparent, transparent 27px, rgba(122,116,105,.35) 28px),
      repeating-linear-gradient(90deg, transparent, transparent 27px, rgba(122,116,105,.35) 28px);
     background-color:rgba(250,248,243,.93);position:relative;overflow:hidden;}
  .page-plate span{position:absolute;left:14px;bottom:12px;color:#7a7469;}
  .page-plate.has-image{background:#fff;}
  .page-plate.has-image img{width:100%;height:100%;object-fit:contain;display:block;}
  .page-plate.has-image span{background:rgba(255,255,255,.82);padding:2px 6px;}
  .page-plate.has-image{cursor:zoom-in;transition:transform .25s ease, box-shadow .25s ease;}
  .page-plate.has-image:hover,.page-plate.has-image:focus-visible{transform:translateY(-3px);box-shadow:0 16px 34px rgba(0,0,0,.2);}
  .page-plate.has-image:focus-visible{outline:2px solid var(--section-text,#201d19);outline-offset:3px;}

  /* ---- plate lightbox — click a plan page to expand it full-screen ---- */
  #plate-lightbox{position:fixed;inset:0;z-index:80;display:flex;align-items:center;justify-content:center;
    background:rgba(18,16,13,.93);opacity:0;pointer-events:none;padding:64px 40px;
    transition:opacity .3s ease;}
  #plate-lightbox.visible{opacity:1;pointer-events:all;}
  #plate-lightbox img{max-width:100%;max-height:100%;object-fit:contain;background:#fff;
    box-shadow:0 30px 80px rgba(0,0,0,.5);transform:scale(.97);transition:transform .3s ease;}
  #plate-lightbox.visible img{transform:scale(1);}
  #lightbox-caption{position:absolute;left:0;right:0;bottom:26px;text-align:center;color:rgba(255,255,255,.78);}
  #lightbox-close{position:absolute;top:24px;right:28px;background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.5);color:#fff;width:38px;height:38px;font-size:20px;
    line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;
    transition:border-color .2s ease,background .2s ease;}
  #lightbox-close:hover,#lightbox-close:focus-visible{border-color:#fff;background:rgba(255,255,255,.14);}
  .lightbox-nav{position:absolute;top:50%;transform:translateY(-50%);
    background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.5);color:#fff;
    width:44px;height:44px;cursor:pointer;display:flex;align-items:center;justify-content:center;
    transition:border-color .2s ease,background .2s ease,opacity .2s ease;}
  .lightbox-nav:hover,.lightbox-nav:focus-visible{border-color:#fff;background:rgba(255,255,255,.14);}
  .lightbox-nav:disabled{opacity:0;pointer-events:none;}
  #lightbox-prev{left:24px;}
  #lightbox-next{right:24px;}
  @media (max-width:720px){
    .lightbox-nav{width:38px;height:38px;}
    #lightbox-prev{left:10px;}
    #lightbox-next{right:10px;}
  }
  @media (max-width:800px){
    .plates-grid{grid-template-columns:1fr;}
    .plates-grid .page-plate,.plates-grid .page-plate.plate-lead{grid-column:1;}
  }

  #close-btn{position:fixed;top:28px;right:26px;left:auto;z-index:22;
    display:flex;align-items:center;justify-content:center;background:none;border:none;
    border-radius:50%;color:var(--project-line, #fff);cursor:pointer;padding:9px;
    transition:opacity .5s ease .35s, transform .5s ease .35s, opacity .25s ease;
    opacity:0;pointer-events:none;transform:translateX(-6px);}
  #project-env.open + #close-btn{opacity:1;pointer-events:all;transform:translateX(0);}
  #close-btn:hover,#close-btn:focus-visible{opacity:.6;}
  #close-btn:focus-visible{outline:2px solid currentColor;outline-offset:2px;}

  #about-close-btn{position:fixed;top:28px;left:26px;right:auto;z-index:22;
    display:flex;align-items:center;justify-content:center;background:none;border:none;
    border-radius:50%;color:var(--text);cursor:pointer;padding:9px;
    transition:opacity .5s ease .35s, transform .5s ease .35s, opacity .25s ease;
    opacity:0;pointer-events:none;transform:translateX(-6px);}
  #about-env.open ~ #about-close-btn{opacity:1;pointer-events:all;transform:translateX(0);}
  #about-close-btn:hover,#about-close-btn:focus-visible{opacity:.6;}
  #about-close-btn:focus-visible{outline:2px solid currentColor;outline-offset:2px;}

  /* ---- about — static bio/experience panel, reached only via its own
     marker/profile button (no scroll-to-reach). Unlike the project deep
     view's center pop, this reveals as a vertical wipe rising up from the
     bottom edge, and closes via the back button (top-left), Escape, or
     scrolling up from the top of the content. ---- */
  #about-env{position:fixed;inset:0;z-index:20;pointer-events:none;}
  #about-env .field{position:absolute;inset:0;background:var(--bg-soft);
    clip-path:inset(100% 0 0 0);
    transition:clip-path 1.3s cubic-bezier(.16,.85,.2,1);overflow:hidden;}
  #about-env.open{pointer-events:all;}
  #about-env.open .field{clip-path:inset(0 0 0 0);}
  /* content fades/slides in slowly and late (after the wipe is well
     underway) when opening, but on close it must revert to THIS base
     rule's fast, delay-free transition — so it clears away promptly
     instead of hanging around after you've already scrolled out. */
  #about-env .content{position:absolute;inset:0;overflow-y:auto;overflow-x:hidden;pointer-events:none;
    color:var(--text);opacity:0;transform:translateY(18px);outline:none;
    display:flex;align-items:center;justify-content:center;
    transition:opacity .35s ease, transform .35s ease;}
  #about-env.open .content{opacity:1;transform:translateY(0);pointer-events:all;
    transition:opacity .7s ease .55s, transform .7s cubic-bezier(.2,.8,.2,1) .55s;}
  #about-env .content::-webkit-scrollbar{width:0;}

  /* ---- minimal centered profile page — plain white, one line of text,
     two links. No ornament: the emptiness of the page is the design. ---- */
  .profile-inner{max-width:52ch;margin:0 auto;padding:32px;text-align:center;
    font-family:'Times New Roman', Times, serif;}
  .profile-text{font-size:clamp(17px,2.1vw,21px);line-height:1.7;color:var(--text);font-weight:400;}
  .profile-links{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;
    row-gap:12px;column-gap:28px;margin-top:36px;}
  .profile-link{color:var(--text-dim);text-decoration:none;
    font-family:'Times New Roman', Times, serif;font-size:12px;letter-spacing:.06em;text-transform:uppercase;
    font-weight:600;padding-bottom:4px;border-bottom:1px solid var(--line);
    transition:opacity .3s ease,color .3s ease,border-color .3s ease;}
  .profile-link:hover{opacity:.6;color:var(--text);border-color:var(--text);}


  #cms-toggle{position:fixed;left:32px;bottom:28px;z-index:30;background:none;
    color:var(--text-dim);border:none;border-bottom:1px solid transparent;cursor:pointer;
    font-family:Helvetica, Arial, sans-serif;font-size:11px;letter-spacing:.14em;
    text-transform:uppercase;padding:0 0 4px;transition:color .3s ease,border-color .3s ease;}
  #cms-toggle:hover{color:var(--text);border-color:var(--line);}
  body.panel-open #cms-toggle,body.cms-open #cms-toggle{opacity:0;pointer-events:none;}

  #cms-panel{position:fixed;top:0;right:0;bottom:0;width:360px;max-width:92vw;z-index:40;
    background:var(--bg-soft);border-left:1px solid var(--line);
    transform:translateX(100%);transition:transform .4s cubic-bezier(.2,.8,.2,1);
    display:flex;flex-direction:column;overflow:hidden;color:var(--text);}
  body.cms-open #cms-panel{transform:translateX(0);}
  #cms-header{display:flex;gap:8px;align-items:center;padding:16px;border-bottom:1px solid var(--line);}
  #cms-select{flex:1;min-width:0;}
  #cms-header button{background:none;border:1px solid var(--line);cursor:pointer;color:var(--text);
    padding:6px 8px;font-family:inherit;font-size:10px;letter-spacing:.1em;text-transform:uppercase;}
  #cms-header button:hover{border-color:var(--text);}
  #cms-close{margin-left:auto;}
  #cms-body{padding:16px;overflow-y:auto;display:flex;flex-direction:column;gap:14px;}
  #cms-body label{display:flex;flex-direction:column;gap:6px;font-size:10px;letter-spacing:.1em;color:var(--text-dim);}
  #cms-body input[type=text],#cms-body textarea,#cms-select{
    font-family:Helvetica, Arial, sans-serif;font-size:13px;color:var(--text);
    background:var(--bg);border:1px solid var(--line);padding:8px;resize:vertical;}
  #cms-body input[type=color]{width:100%;height:34px;border:1px solid var(--line);padding:2px;background:var(--bg);}
  .cms-row{display:flex;gap:10px;}
  .cms-row label{flex:1;}
  #cms-cover-preview img{width:100%;border:1px solid var(--line);display:block;}
  #cms-pages-preview{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;}
  #cms-pages-preview div{position:relative;}
  #cms-pages-preview img{width:100%;aspect-ratio:1.414/1;object-fit:cover;border:1px solid var(--line);display:block;}
  #cms-pages-preview button{position:absolute;top:2px;right:2px;background:rgba(0,0,0,.6);color:#fff;
    border:none;width:18px;height:18px;font-size:10px;cursor:pointer;line-height:1;}
  #cms-save{background:var(--text);color:var(--bg-soft);border:none;padding:12px;cursor:pointer;
    font-family:inherit;font-size:11px;letter-spacing:.14em;text-transform:uppercase;}
  #cms-save:hover{opacity:.85;}
  #cms-note{min-height:14px;color:var(--text-dim);}
  #cms-note.error{color:#a03d3d;}

  @media (max-width:720px){
    #hint{font-size:10px;}
    #indicator{right:16px;}
    #shelf-toggle{right:16px;top:26px;}
    #profile-toggle{right:60px;top:26px;}
    #overview{position:fixed;left:20px;right:20px;bottom:92px;top:auto;
      width:auto;max-width:none;border-left:none;border-top:1px solid var(--line);
      padding-left:0;padding-top:16px;transform:translateY(14px);}
    #overview.visible{transform:translateY(0);}
    #overview.side-left, #overview.side-right{left:20px;right:20px;border-left:none;padding-left:0;}
  }
  @media (prefers-reduced-motion: reduce){
    #project-env .field, #project-env .content, #panel-pages, #close-btn,
    #about-env .field, #about-env .content,
    .marker, #overview, #shelf-toggle, #plate-lightbox, #plate-lightbox img{transition-duration:.15s;}
  }

  /* ---- mobile & tablet: pure browsing — the books speak for themselves.
     Title/meta/description already live in the expanded project view, so
     nothing needs to hover over the covers here. ---- */
  @media (max-width:1024px){
    #hint,#overview{display:none;}

    .portfolio-section{grid-template-columns:1fr;padding:96px 26px 72px;gap:42px;}
    .portfolio-book-column{min-height:auto;}
    .portfolio-book{position:relative;top:auto;width:min(100%,210px);margin:0 auto;}
    body.panel-open #canvas-container{clip-path:inset(0 0 30% 0);pointer-events:none;}
    .portfolio-copy{max-width:none;}
    .portfolio-title{font-size:clamp(40px,13vw,68px);max-width:14ch;}
    #close-btn{right:16px;}
    #plate-lightbox{padding:76px 18px 28px;}
    #lightbox-close{top:16px;right:16px;}
  }

  @media (max-width:640px){
    .profile-inner{padding:24px;}
  }

@media (max-width:800px){
  #site-nav{
    left:20px;
    top:20px;
    gap:14px;
  }
}