/* ───────── header ───────── */
.top{position:fixed;top:0;left:0;right:0;z-index:50;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:calc(env(safe-area-inset-top,0px) + 1.1rem) var(--pad) 1.1rem;color:var(--ink);transition:color .35s;pointer-events:none}
.top > *{pointer-events:auto}
.logo{font-family:var(--f-display);font-size:1.625rem;line-height:1;letter-spacing:.01em;text-transform:uppercase;white-space:nowrap;justify-self:start}
.clock{text-align:center}
.top nav{display:flex;gap:1.6rem;align-items:center;justify-self:end}
.top nav a{position:relative}
.top nav a::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .3s}
.top nav a:hover::after{transform:scaleX(1)}

/* pill / tag */
.pill{border:1px solid currentColor;border-radius:var(--radius-full);padding:.5rem 1rem;display:inline-flex;gap:.5rem;align-items:center;transition:background .3s,color .3s,border-color .3s}
.tag{border:1px solid var(--line);border-radius:var(--radius-full);padding:.5rem 1rem;display:inline-flex;align-items:center;color:var(--ink);transition:background .3s,color .3s,border-color .3s}
.tag:hover{border-color:var(--ink)}
.tag.is-on{background:var(--bg-inverse);color:var(--ink-inverse);border-color:var(--bg-inverse)}

/* buttons: primary | secondary | ghost | inverse */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.75rem;border-radius:var(--radius-full);padding:1rem 1.5rem;font-weight:500;font-size:1rem;line-height:1;border:1px solid transparent;transition:background .3s,color .3s,border-color .3s,gap .3s}
.btn:hover{gap:1.1rem}
.btn-primary{background:var(--red);color:var(--on-red)}
.btn-primary:hover{background:var(--red-hover)}
.btn-secondary{border-color:var(--line-strong);color:var(--ink)}
.btn-secondary:hover{background:var(--bg-3)}
.btn-ghost{color:var(--ink)}
.btn-ghost:hover{background:var(--bg-2)}
.btn-inverse{background:var(--bg-inverse);color:var(--ink-inverse)}
.btn-inverse:hover{background:var(--red);color:var(--on-red)}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none}
.btn-primary[disabled]{background:var(--bg-3);color:var(--mute);opacity:1;border-color:var(--line)}

/* form fields (underline) */
.field{display:block}
.field .mono{display:block;color:var(--mute);margin-bottom:.4rem}
.field input,.field textarea{width:100%;background:transparent;color:var(--ink);border:0;border-bottom:1px solid var(--line-strong);border-radius:0;padding:.65rem 0 .75rem;font:inherit;font-size:1.25rem;outline:none;resize:vertical;transition:border-color .3s}
.field textarea {min-height: 7rem; resize: none; overflow-y: hidden;}
.field input::placeholder,.field textarea::placeholder{color:var(--mute)}
.field input:focus,.field textarea:focus{border-bottom-color:var(--red);box-shadow:0 1px 0 0 var(--red)}
.field.is-error input,.field.is-error textarea{border-bottom-color:var(--error);box-shadow:0 1px 0 0 var(--error)}
.field .help{display:none;margin:.4rem 0 0;color:var(--error);font-size:.875rem}
.field.is-error .help{display:block}
.field input:disabled,.field textarea:disabled{opacity:.5}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}

/* toast (notification) */
.toasts{position:fixed;right:var(--pad);bottom:calc(env(safe-area-inset-bottom,0px) + 1.25rem);z-index:150;display:grid;gap:.75rem;width:min(23.75rem,calc(100vw - 2*var(--pad)))}
.toast{display:flex;gap:1rem;align-items:flex-start;background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius-md);padding:1rem;animation:toast-in .5s var(--ease) both}
.toast.is-out{animation:toast-out .4s var(--ease) both}
.toast::before{content:"";align-self:stretch;width:4px;border-radius:2px;background:var(--info);flex:none}
.toast.success::before{background:var(--success)}
.toast.warning::before{background:var(--warning)}
.toast.error::before{background:var(--error)}
.toast b{display:block;font-weight:500}
.toast span{display:block;color:var(--mute);font-size:.875rem}
.toast button{margin-left:auto;color:var(--mute)}
@keyframes toast-in{from{opacity:0;transform:translateY(12px)}}
@keyframes toast-out{to{opacity:0;transform:translateY(12px)}}

/* status card (availability) */
.status-card{display:flex;flex-direction:column;justify-content:space-between;gap:1.1rem;background:var(--bg-inverse);color:var(--ink-inverse);border-radius:var(--radius-lg);padding:1.5rem;margin-left:1.5rem;min-height:12.5rem;transition:transform .4s var(--ease)}
.status-card:hover{transform:translateY(-5px)}
.status-card .sc-top{display:flex;align-items:center;gap:.6rem;opacity:.65}
.sc-dot{width:8px;height:8px;border-radius:50%;background:var(--red);display:inline-block}
.status-card.is-closed .sc-dot{background:currentColor;opacity:.4}
.status-card b{font-family:var(--f-display);font-weight:400;text-transform:uppercase;font-size:clamp(1.9rem,3.2vw,3.25rem);line-height:.95}
.status-card .sc-go{display:flex;justify-content:space-between;opacity:.65}
.status-card .sc-go em{font-style:normal;transition:transform .3s}
.status-card:hover .sc-go em{transform:translateX(6px)}

/* tile (project / discipline cards) */
.tile{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--bg-2);padding:1.4rem;display:flex;flex-direction:column;justify-content:space-between;min-height:13.75rem;transition:transform .5s var(--ease),border-color .3s}
.tile::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .3s;background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.07),transparent 60%)}
a.tile:hover{transform:translateY(-5px);border-color:var(--ink)}
.tile:hover::after{opacity:1}
.tile .meta{display:flex;justify-content:space-between;position:relative;z-index:2;color:var(--mute)}
.tile .info{position:relative;z-index:2}
.tile h3{margin:0;font-family:var(--f-display);font-weight:400;font-size:clamp(2.1rem,4.4vw,4.25rem);line-height:.95;text-transform:uppercase}
.tile p{margin:.5rem 0 0;color:var(--mute);max-width:34ch}
.tile .go{position:absolute;right:1.25rem;bottom:1.25rem;z-index:3;width:2.75rem;height:2.75rem;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;transition:background .3s,color .3s,transform .3s}
a.tile:hover .go{background:var(--ink);color:var(--bg);transform:rotate(45deg)}
.tile.is-red{background:var(--red);border-color:var(--red);color:var(--on-red)}
.tile.is-red .meta,.tile.is-red p{color:rgba(255,255,255,.82)}
a.tile.is-red:hover{border-color:#fff}
.tile.is-cream{background:var(--bg-inverse);color:var(--ink-inverse);border-color:var(--bg-inverse)}
.tile.is-cream .meta,.tile.is-cream p{color:var(--ink-inverse);opacity:.7}
.tile.is-cream .go{border-color:rgba(18,18,18,.25)}
a.tile.is-cream:hover .go{background:var(--ink-inverse);color:var(--bg-inverse)}

/* footer */
.foot{display:flex;justify-content:space-between;padding:1.1rem var(--pad) calc(env(safe-area-inset-bottom,0px) + 1.1rem);color:var(--mute);border-top:1px solid var(--line)}

/* cursor dot: replaces the system pointer on desktop, turns cream on red surfaces */
@media (hover:hover) and (pointer:fine){
  html.has-dot,html.has-dot *{cursor:none!important}
  html.has-dot input,html.has-dot textarea{cursor:text!important}
}
.dot-cur{position:fixed;left:0;top:0;width:14px;height:14px;margin:-7px 0 0 -7px;border-radius:50%;background:var(--red);z-index:200;pointer-events:none;opacity:0;display:grid;place-items:center;transition:opacity .25s,width .25s,height .25s,margin .25s,background .2s}
.dot-cur.on{opacity:1}
.dot-cur.big{width:34px;height:34px;margin:-17px 0 0 -17px;opacity:.6}
.dot-cur.hide{opacity:0}
.dot-cur.alt{background:var(--cream-100)}
.dot-cur::after{content:attr(data-label);font:500 .6875rem/1 var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:#fff;opacity:0;transition:opacity .2s}
.dot-cur.label{width:84px;height:84px;margin:-42px 0 0 -42px;opacity:1}
.dot-cur.label::after{opacity:1}
.dot-cur.alt::after,.wiping .dot-cur::after{color:#121212}
.wiping .dot-cur{background:var(--cream-100)}
@media (hover:none){.dot-cur{display:none}}

/* page transition: a red panel slides up with the next title, then away on the new page */
.wipe{position:fixed;inset:0;z-index:130;background:var(--red);color:var(--cream-100);display:grid;place-content:center;gap:.6rem;text-align:center;transform:translateY(100%);transition:transform .7s var(--ease-io);pointer-events:none;visibility:hidden}
.wipe b{font-family:var(--f-display);font-weight:400;text-transform:uppercase;font-size:clamp(3rem,11vw,11.25rem);line-height:.95}
.wipe .mono{opacity:.8}
.wipe.in{transform:none;visibility:visible}
.wipe.in.out{transform:translateY(-100%)}
.wipe.reset{transition:none;transform:translateY(100%)}
html.wipe-arrive .wipe{transform:none;transition:none;visibility:visible}

/* intro (home, first visit per session) */
.intro{display:none;position:fixed;inset:0;z-index:100;background:#0C0C0C;color:#EFECE4;place-items:center}
html.show-intro .intro{display:grid}
.intro-name{font-family:var(--f-display);font-size:clamp(3.75rem,15vw,15rem);line-height:1;text-transform:uppercase;letter-spacing:.01em;white-space:nowrap}
.intro-name .ch{display:inline-block;overflow:hidden;vertical-align:top}
.intro-name .ch,.name .ch,.name .ci{display:inline-block}
.intro-line{position:absolute;left:var(--pad);right:var(--pad);top:calc(50% + clamp(2.5rem,8vw,7.5rem));height:2px;background:var(--red);transform-origin:left}
.intro-meta{position:absolute;left:var(--pad);bottom:calc(env(safe-area-inset-bottom,0px) + 1.5rem);opacity:.7}
.intro-count{position:absolute;right:var(--pad);bottom:calc(env(safe-area-inset-bottom,0px) + .9rem);font-family:var(--f-display);font-size:clamp(3rem,9vw,8.75rem);line-height:1}

/* hamburger + full-screen menu: phones only */
.burger,.menu{display:none}
@media (max-width:900px){
  .clock{display:none}
  .top{grid-template-columns:minmax(0,1fr) auto;padding-bottom:.9rem;transition:color .35s,background .3s}
  .top.solid{background:linear-gradient(to bottom,var(--hbg) 72%,transparent)}
  .top nav{gap:.6rem}
  .top nav > a{display:none}
  .status-card{margin-left:0;margin-top:1.4rem}

  .burger{display:grid;place-content:center;gap:6px;width:2.5rem;height:2.5rem;border:1px solid currentColor;border-radius:50%;position:relative}
  .burger i{display:block;width:16px;height:1.5px;background:currentColor;border-radius:1px;transition:transform .45s var(--ease-io)}
  .menu-open .burger i:nth-child(1){transform:translateY(3.75px) rotate(45deg)}
  .menu-open .burger i:nth-child(2){transform:translateY(-3.75px) rotate(-45deg)}
  .menu-open .top,.menu-open .top.solid{color:#fff!important;background:none}

  .menu{display:flex;flex-direction:column;justify-content:space-between;position:fixed;inset:0;z-index:45;background:var(--red);color:#fff;
    padding:calc(env(safe-area-inset-top,0px) + 6.25rem) var(--pad) calc(env(safe-area-inset-bottom,0px) + 1.5rem);
    clip-path:circle(0px at calc(100% - var(--pad) - 1.25rem) calc(env(safe-area-inset-top,0px) + 2.6rem));
    visibility:hidden;transition:clip-path .75s var(--ease-io),visibility 0s .75s}
  .menu-open .menu{clip-path:circle(150vmax at calc(100% - var(--pad) - 1.25rem) calc(env(safe-area-inset-top,0px) + 2.6rem));visibility:visible;transition:clip-path .75s var(--ease-io),visibility 0s}
  .menu-links{display:flex;flex-direction:column}
  .menu-links a{display:flex;align-items:baseline;gap:1rem;padding:.35rem 0 .45rem;border-bottom:1px solid rgba(255,255,255,.28);overflow:hidden}
  .menu-links a .mono{opacity:.75;min-width:1.6rem}
  .menu-links a b{display:block;font-family:var(--f-display);font-weight:400;font-size:clamp(3.25rem,17vw,5.5rem);line-height:1;text-transform:uppercase;transform:translateY(110%);transition:transform .7s var(--ease)}
  .menu-open .menu-links a b{transform:none;transition-delay:.28s}
  .menu-open .menu-links a:nth-child(2) b{transition-delay:.35s}
  .menu-open .menu-links a:nth-child(3) b{transition-delay:.42s}
  .menu-open .menu-links a:nth-child(4) b{transition-delay:.49s}
  .menu-open .menu-links a:nth-child(n+5) b{transition-delay:.56s}
  .menu-foot{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;opacity:0;transition:opacity .4s}
  .menu-open .menu-foot{opacity:.9;transition-delay:.6s}
  .menu-social{display:flex;gap:1.1rem}
}
@media (prefers-reduced-motion:reduce){.wipe{transition:none}.menu,.menu-open .menu{transition:none}.menu-links a b{transition:none}.burger i{transition:none}}