/* ATIA Architecture — Helvetica throughout */
:root{
  --ink:#111111; --paper:#fafaf8; --muted:#5b5e5a; --line:#dedcd6; --accent:#a8481f;
  --pad:clamp(20px,4.2vw,64px);
  --sans:Helvetica,"Helvetica Neue",Arial,sans-serif;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:100%}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);font-weight:400;font-size:1.0625rem;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
button,input,select,textarea{font-family:inherit}
img,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--sans);font-weight:300;letter-spacing:-.025em;line-height:1.05}
::selection{background:var(--ink);color:var(--paper)}

/* ---------- header ---------- */
.site-header{--fg:#fff;--inv:#111;position:fixed;inset:0 0 auto 0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:14px var(--pad);color:var(--fg);transition:background .4s,color .4s,border-color .4s;border-bottom:1px solid transparent}
.site-header.solid{--fg:var(--ink);--inv:var(--paper);background:rgba(250,250,248,.93);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom-color:var(--line)}
.brand{display:inline-flex;align-items:center;min-height:44px;font-size:1rem;letter-spacing:.55em;font-weight:400;text-transform:uppercase}
.nav{display:flex;gap:clamp(18px,3vw,44px);align-items:center;font-size:.78rem;letter-spacing:.18em;text-transform:uppercase}
.nav a:not(.login){display:inline-flex;align-items:center;min-height:44px;background:linear-gradient(currentColor,currentColor) 0 calc(100% - 9px)/0 1px no-repeat;transition:background-size .45s var(--ease)}
.nav a:not(.login):hover,.nav a[aria-current="page"]{background-size:100% 1px}
.nav .login{display:inline-flex;align-items:center;min-height:44px;padding:0 22px;margin-left:clamp(4px,1.5vw,20px);border:1px solid currentColor;border-radius:999px}
.nav .login:hover,.nav .login[aria-current="page"]{background:var(--fg);color:var(--inv);transition:background .35s,color .35s}
.menu-btn{display:none;background:none;border:0;color:inherit;letter-spacing:.2em;text-transform:uppercase;font-size:.78rem;cursor:pointer;min-height:44px;min-width:44px;padding:0 4px}
@media(max-width:760px){
  .menu-btn{display:block;position:relative;z-index:2}
  .brand{position:relative;z-index:2}
  .nav{position:fixed;inset:0;z-index:1;background:var(--paper);color:var(--ink);flex-direction:column;justify-content:center;gap:10px;font-size:1.5rem;letter-spacing:.14em;opacity:0;visibility:hidden;transition:opacity .35s,visibility 0s .35s}
  .nav.open{opacity:1;visibility:visible;transition:opacity .35s,visibility 0s}
  .site-header.menu-open{color:var(--ink);background:var(--paper);border-bottom-color:transparent}
  .nav .login{margin:18px 0 0;min-height:52px}
}

/* ---------- hero ---------- */
.hero{position:relative;height:100vh;height:100svh;min-height:540px;background:#111;overflow:hidden;color:#fff}
.hero video,.hero .still{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero .still{opacity:0;transition:opacity 1.8s ease;transform:scale(1.05)}
.hero .still.on{opacity:1;animation:drift 9s ease-out forwards}
@keyframes drift{from{transform:scale(1.05)}to{transform:scale(1)}}
.hero.has-video .still{display:none}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(ellipse 34% 40% at 50% 50%,rgba(0,0,0,.34),rgba(0,0,0,0) 100%),linear-gradient(to bottom,rgba(0,0,0,.6),rgba(0,0,0,.3) 28%,rgba(0,0,0,.3) 62%,rgba(0,0,0,.62))}
@media(max-width:700px){.hero::after{background:radial-gradient(ellipse 70% 30% at 50% 50%,rgba(0,0,0,.4),rgba(0,0,0,0) 100%),linear-gradient(to bottom,rgba(0,0,0,.6),rgba(0,0,0,.34) 28%,rgba(0,0,0,.34) 62%,rgba(0,0,0,.62))}}
.wordmark{position:absolute;z-index:2;left:50%;top:50%;transform:translate(-50%,-50%);display:grid;grid-template-columns:auto auto;gap:.3em .8em;font-size:clamp(44px,7.6vw,128px);font-weight:300;line-height:1;text-align:center;text-shadow:0 2px 30px rgba(0,0,0,.45)}
.wordmark span{display:inline-block;animation:wm 1.6s var(--ease) var(--d,0s) backwards}
.wordmark .r{transform:rotate(-90deg)}
.wordmark .r2{transform:rotate(90deg)}
@keyframes wm{from{opacity:0;filter:blur(10px)}to{opacity:1;filter:blur(0)}}
.hero-ctl{position:absolute;z-index:3;left:var(--pad);bottom:28px;min-height:44px;min-width:44px;padding:0 20px;background:rgba(0,0,0,.5);color:#fff;border:1px solid rgba(255,255,255,.85);border-radius:999px;font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;cursor:pointer;backdrop-filter:blur(6px);transition:background .3s,color .3s}
.hero-ctl:hover{background:#fff;color:#111}
.scroll{position:absolute;z-index:3;left:50%;margin-left:-22px;bottom:14px;width:44px;height:72px;display:flex;justify-content:center;align-items:flex-end}
.scroll i{display:block;width:1px;height:60px;background:#fff;transform-origin:top;animation:pulse 2.2s ease-in-out infinite}
@keyframes pulse{0%,100%{transform:scaleY(.25)}50%{transform:scaleY(1)}}
.ticks{position:absolute;z-index:3;left:calc(var(--pad) + 128px);bottom:49px;display:flex;gap:8px}
.ticks i{display:block;position:relative;overflow:hidden;width:clamp(26px,4vw,60px);height:2px;background:rgba(255,255,255,.4)}
.ticks i::after{content:"";position:absolute;inset:0;background:#fff;transform:scaleX(0);transform-origin:left}
.ticks i.on::after{animation:tick 5.5s linear forwards}
@keyframes tick{to{transform:scaleX(1)}}
.hero.is-paused .ticks i.on::after{animation-play-state:paused}
.hero.has-video .ticks{display:none}
.hero.is-paused .still.on{animation:none;transform:none}
@media(max-width:600px){.ticks{left:var(--pad);bottom:84px}.ticks i{width:clamp(22px,8vw,40px)}}

/* ---------- home panels ---------- */
.panels{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2px;background:var(--paper)}
.panel{position:relative;display:block;min-height:min(82vh,780px);overflow:hidden;color:#fff;background:#111;isolation:isolate}
.panel img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:grayscale(1);transform:scale(1.07);transition:transform 1.4s var(--ease),filter .9s}
.panel::after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(to top,rgba(0,0,0,.8),rgba(0,0,0,.3) 55%,rgba(0,0,0,.4))}
.panel:hover img,.panel:focus-visible img{filter:grayscale(0);transform:scale(1)}
.panel h2{position:absolute;z-index:2;left:var(--pad);bottom:calc(var(--pad) - 4px);font-size:clamp(46px,6vw,104px);font-weight:300;letter-spacing:-.04em;line-height:1}
.panel .arr{position:absolute;z-index:2;right:var(--pad);bottom:calc(var(--pad) + 6px);font-size:clamp(28px,3vw,48px);line-height:1;transition:transform .6s var(--ease)}
.panel:hover .arr,.panel:focus-visible .arr{transform:translateX(14px)}
@media(max-width:760px){.panels{grid-template-columns:1fr}.panel{min-height:46vh}}
@media(hover:none){.panel img{filter:none;transform:scale(1)}}

/* ---------- generic ---------- */
.page{padding:clamp(120px,13vw,180px) var(--pad) clamp(72px,8vw,120px);max-width:1680px;margin:0 auto}
.page>h1{font-size:clamp(60px,11vw,176px);font-weight:300;letter-spacing:-.05em;line-height:.88;margin-bottom:clamp(40px,5vw,80px)}
.site-footer{background:var(--ink);color:#d6d8d3;padding:clamp(48px,6vw,96px) var(--pad);display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;font-size:.95rem;line-height:1.9}
.site-footer .fb{font-size:clamp(34px,4vw,60px);letter-spacing:.5em;font-weight:300;color:#fff;line-height:1}
.site-footer a{display:inline-block;padding:6px 0;background:linear-gradient(currentColor,currentColor) 0 calc(100% - 3px)/0 1px no-repeat;transition:background-size .4s var(--ease),color .3s}
.site-footer a:hover{color:#fff;background-size:100% 1px}
.foot-links{display:flex;flex-direction:column;align-items:flex-start}
@media(max-width:760px){.site-footer{grid-template-columns:1fr}}

/* reveal on scroll (only when JS is running; always visible with reduced motion) */
html.js .rv{opacity:0;transform:translateY(34px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
html.js .rv.in{opacity:1;transform:none}

/* ---------- work ---------- */
.jump{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:clamp(48px,6vw,96px)}
.jump a{display:inline-flex;align-items:center;min-height:44px;padding:0 20px;border:1px solid var(--ink);border-radius:999px;font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;transition:background .3s,color .3s}
.jump a:hover{background:var(--ink);color:var(--paper)}
@media(max-width:700px){.jump{flex-wrap:nowrap;overflow-x:auto;margin-inline:calc(var(--pad)*-1);padding:4px var(--pad);scrollbar-width:none;scroll-snap-type:x proximity}.jump::-webkit-scrollbar{display:none}.jump a{flex:none;scroll-snap-align:start;white-space:nowrap}}
.proj{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:clamp(28px,5vw,88px);padding:clamp(48px,6vw,96px) 0;border-top:1px solid var(--line);scroll-margin-top:70px}
.proj-text{position:sticky;top:110px;align-self:start}
.proj-text h2{font-size:clamp(32px,3.4vw,56px);letter-spacing:-.035em;margin-bottom:26px}
.proj-text p{margin-bottom:16px;max-width:44ch;color:#2b2d2b}
.gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.gallery button{border:0;padding:0;background:#ece9e3;cursor:zoom-in;overflow:hidden;aspect-ratio:3/2;display:block;width:100%}
.gallery button:first-child{grid-column:1/-1;aspect-ratio:16/10}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease)}
.gallery button:hover img{transform:scale(1.045)}
.gallery .plan{background:#fff}.gallery .plan img{object-fit:contain}
@media(max-width:900px){.proj{grid-template-columns:1fr}.proj-text{position:static}}

.lightbox{position:fixed;inset:0;z-index:100;background:rgba(8,8,8,.96);display:none;align-items:center;justify-content:center}
.lightbox.on{display:flex}
.lightbox img{max-width:92vw;max-height:88vh;object-fit:contain;animation:fadein .5s var(--ease)}
@keyframes fadein{from{opacity:0}to{opacity:1}}
.lightbox button{position:absolute;background:rgba(0,0,0,.4);border:1px solid rgba(255,255,255,.55);border-radius:50%;color:#fff;font-size:30px;line-height:1;cursor:pointer;width:56px;height:56px;transition:background .3s,color .3s}
.lightbox button:hover{background:#fff;color:#111}
.lightbox .x{top:16px;right:16px}.lightbox .p{left:16px;top:calc(50% - 28px)}.lightbox .n{right:16px;top:calc(50% - 28px)}

/* ---------- about ---------- */
.principal{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(28px,6vw,120px);margin-bottom:clamp(72px,9vw,150px);align-items:end}
.principal img{width:100%;aspect-ratio:4/5;object-fit:cover;filter:grayscale(1);transition:filter 1s}
.principal img:hover{filter:none}
.principal h2{font-size:clamp(38px,5vw,84px);letter-spacing:-.04em;margin-bottom:14px}
.role{font-size:.76rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:26px}
.principal p{max-width:60ch}
.team{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(24px,3.4vw,56px)}
.team img{width:100%;aspect-ratio:4/5;object-fit:cover;filter:grayscale(1);margin-bottom:22px;transition:filter 1s}
.team img:hover{filter:none}
.team h3{font-size:clamp(24px,2vw,32px);margin-bottom:8px}
.team .role{margin-bottom:16px}
.team p{font-size:.95rem;color:#2b2d2b}
@media(max-width:900px){.principal{grid-template-columns:1fr}.team{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.team{grid-template-columns:1fr}}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(48px,8vw,140px)}
.links{list-style:none;border-bottom:1px solid var(--line)}
.links li{border-top:1px solid var(--line)}
.links a,.links button{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:44px;padding:.28em 0;font-size:clamp(36px,5.2vw,88px);font-weight:300;letter-spacing:-.04em;line-height:1.1;transition:padding .6s var(--ease),color .3s}
.links button{width:100%;background:none;border:0;color:inherit;text-align:left;cursor:pointer}
.links a:hover,.links button:hover{padding-left:.22em;padding-right:.1em}
.links .ar{font-size:.5em;transition:transform .6s var(--ease)}
.links a:hover .ar,.links button:hover .ar{transform:translateX(8px)}
.links.direct a,.links.direct button{font-size:clamp(24px,2.8vw,44px);letter-spacing:-.025em;overflow-wrap:anywhere}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;border:1px solid var(--ink);background:none;padding:0 28px;font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;cursor:pointer;color:var(--ink);border-radius:999px;transition:background .3s,color .3s}
.btn:hover,.btn.solid{background:var(--ink);color:var(--paper)}
.btn.solid:hover{background:#2b2d2b}
@media(max-width:800px){.contact-grid{grid-template-columns:1fr}}

/* ---------- chatbot ---------- */
.chat-fab{position:fixed;right:max(16px,env(safe-area-inset-right));bottom:max(16px,env(safe-area-inset-bottom));z-index:70;background:var(--ink);color:#fff;border:1px solid rgba(255,255,255,.4);border-radius:999px;min-height:48px;padding:0 26px;font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;cursor:pointer;box-shadow:0 10px 34px rgba(0,0,0,.3);transition:transform .4s var(--ease),background .3s}
.chat-fab:hover{transform:translateY(-2px);background:#2b2d2b}
.chat{position:fixed;right:22px;bottom:22px;z-index:80;width:min(400px,calc(100vw - 28px));height:min(580px,calc(100vh - 44px));background:#fff;border:1px solid var(--line);box-shadow:0 24px 80px rgba(0,0,0,.32);display:none;flex-direction:column;border-radius:4px;overflow:hidden}
.chat.on{display:flex}
.chat header{display:flex;justify-content:space-between;align-items:center;padding:4px 6px 4px 18px;background:var(--ink);color:#fff}
.chat header h2{font-size:.74rem;letter-spacing:.2em;font-weight:400;text-transform:uppercase}
.chat header button{background:none;border:0;color:#fff;font-size:28px;cursor:pointer;line-height:1;min-width:44px;min-height:44px}
.chat .log{flex:1;overflow:auto;padding:18px;display:flex;flex-direction:column;gap:10px;font-size:.92rem}
.msg{max-width:88%;padding:11px 14px;line-height:1.5;white-space:pre-wrap;border-radius:2px}
.msg.bot{background:#f1efe9;align-self:flex-start}
.msg.me{background:var(--ink);color:#fff;align-self:flex-end}
.chat form{display:flex;border-top:1px solid var(--line)}
.chat input{flex:1;border:0;padding:15px 18px;font-size:16px;min-width:0;background:#fff;color:var(--ink)}
.chat form button{border:0;background:none;padding:0 20px;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;cursor:pointer;min-height:52px;color:var(--ink)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips button{border:1px solid #8a8d88;background:#fff;padding:0 14px;font-size:.84rem;cursor:pointer;min-height:44px;color:var(--ink);border-radius:999px;transition:background .25s,color .25s}
.chips button:hover{background:var(--ink);color:#fff;border-color:var(--ink)}

/* ---------- portal ---------- */
.portal>section>h1,.portal h1{font-size:clamp(48px,7vw,104px)}
.login-box{max-width:460px}
.field{display:grid;gap:8px;margin-bottom:18px;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.field input,.field select,.field textarea{font-size:1rem;letter-spacing:0;text-transform:none;color:var(--ink);padding:12px 14px;border:1px solid #8a8d88;background:#fff;width:100%;min-height:48px;border-radius:2px}
.note{font-size:.88rem;color:var(--muted);margin-top:18px}
.banner{background:#f6ead9;border:1px solid #d9bd8c;padding:12px 16px;font-size:.88rem;margin-bottom:28px;color:#3a2a10}
.err{color:#8f2417;font-size:.9rem;margin-top:12px;min-height:1.4em}
.portal-head{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;align-items:center;margin-bottom:clamp(28px,4vw,48px)}
.big{font-size:clamp(40px,5.4vw,88px);letter-spacing:-.045em;line-height:.95}
#admin-pick{max-width:360px;margin-bottom:12px}
.portal-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(28px,4vw,64px);align-items:start}
@media(max-width:900px){.portal-grid{grid-template-columns:1fr}}
.lh{font-size:.76rem;letter-spacing:.2em;text-transform:uppercase;font-weight:400;color:var(--muted);margin:0 0 14px}
.list+.lh{margin-top:44px}
.cal{border:1px solid var(--line);background:#fff;min-width:0}
.cal-top{display:flex;justify-content:space-between;align-items:center;padding:6px 8px;border-bottom:1px solid var(--line);font-size:.8rem;letter-spacing:.2em;text-transform:uppercase}
.cal-top button{background:none;border:0;font-size:26px;cursor:pointer;min-width:48px;min-height:48px;color:var(--ink);border-radius:50%}
.cal-top button:hover{background:#f1efe9}
.cal-table{width:100%;table-layout:fixed;border-collapse:collapse}
.cal-table th{padding:10px 4px;font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:400;border-bottom:1px solid var(--line)}
.cal-table abbr{text-decoration:none}
.cal-table td{height:92px;vertical-align:top;padding:6px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);font-size:.78rem;overflow:hidden}
.cal-table td:last-child{border-right:0}
.cal-table tr:last-child td{border-bottom:0}
.cal-table td.dim{background:#f6f5f1;color:var(--muted)}
.cal-table .dn{display:inline-grid;place-items:center;min-width:1.8em;height:1.8em;border-radius:50%}
.cal-table td.today .dn{background:var(--ink);color:#fff}
.ev{position:relative;display:block;margin-top:4px;padding:3px 6px;background:var(--accent);color:#fff;font-size:.7rem;line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ev.done{background:#46544a}
@media(max-width:640px){
  .cal-table td{height:58px;padding:4px 2px}
  .ev{display:inline-block;width:9px;height:9px;padding:0;margin:3px 3px 0 0;border-radius:50%}
  .ev .evt{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
}
.list{list-style:none;border-top:1px solid var(--line)}
.list li{padding:16px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:14px;align-items:flex-start}
.list .d{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.list a{background:linear-gradient(currentColor,currentColor) 0 100%/100% 1px no-repeat;padding-bottom:2px}
.list a:hover{background-size:0 1px}
.list .rm{background:none;border:0;color:var(--ink);cursor:pointer;font-size:20px;min-width:44px;min-height:44px;border-radius:50%}
.list .rm:hover{background:#f1efe9}
.badge{font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;border:1px solid #8a8d88;padding:2px 8px;margin-left:10px;color:var(--ink);border-radius:999px}
.admin{border:1px dashed #8a8d88;padding:clamp(20px,3vw,36px);margin-top:clamp(36px,5vw,64px);background:#fff}
.admin hr{border:0;border-top:1px solid var(--line);margin:26px 0}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:560px){.row2{grid-template-columns:1fr}}
.hidden{display:none!important}

/* ---------- accessibility ---------- */
.sr{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0}
.skip{position:fixed;left:12px;top:-80px;z-index:200;background:#fff;color:#111;padding:14px 20px;border:2px solid #111;font-size:.95rem;transition:top .2s}
.skip:focus{top:12px}
:focus{outline:none}
:focus-visible{outline:3px solid #1a5fd0;outline-offset:3px;box-shadow:0 0 0 2px #fff}
.site-header:not(.solid) :focus-visible,.hero :focus-visible,.panel:focus-visible,.site-footer :focus-visible,.lightbox :focus-visible{outline-color:#fff;box-shadow:0 0 0 2px #000}
.panel:focus-visible{outline-offset:-8px}
.chat input:focus-visible{outline-offset:-3px;box-shadow:none}
main:focus{outline:none}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important;transition-delay:0s!important}
  html.js .rv{opacity:1;transform:none}
  .hero .still{transform:none}
  .ticks i.on::after{transform:scaleX(1)}
}
@media(forced-colors:active){.btn,.hero-ctl,.panel,.jump a,.login{border:1px solid ButtonText}}