:root{--bg:#0b0e12;--bg2:#10141a;--fg:#e8ecf1;--mute:#9aa3ae;--line:rgba(232,236,241,.18);--acc:#8fb3d9;--warn:#ff5a4e}
*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--fg);font:300 18px/1.6 "IBM Plex Sans",system-ui,sans-serif}
a{color:inherit;text-decoration:none}a:focus-visible{outline:2px solid var(--acc);outline-offset:3px}
.draftbar{background:var(--warn);color:#000;font:600 12px "IBM Plex Mono",monospace;letter-spacing:.2em;text-align:center;padding:6px;position:relative;z-index:5}
header{display:flex;justify-content:space-between;align-items:center;padding:28px 6vw;position:relative;z-index:3}
.mark{font:500 14px "IBM Plex Sans Condensed",sans-serif;letter-spacing:.3em;text-transform:uppercase}.mark b{font-weight:500;color:var(--acc);margin-left:.8em;padding-left:.8em;border-left:1px solid var(--line)}
nav{display:flex;gap:32px;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--mute)}nav a:hover,nav a.on{color:var(--fg)}
nav a.cta{color:var(--fg);border:1px solid var(--line);padding:8px 14px;margin-top:-9px}
.hero{position:relative;height:92vh;min-height:560px;overflow:hidden;margin-top:-84px;background:var(--bg)}.hero.short{height:56vh;min-height:420px}
.hero canvas,.hero video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero:after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 25% 75%,rgba(11,14,18,.75),transparent 55%),linear-gradient(180deg,rgba(11,14,18,.5),transparent 20%,transparent 75%,var(--bg));pointer-events:none}
.hero .in{position:absolute;left:6vw;bottom:12vh;max-width:1150px;z-index:2}.hero.short .in{bottom:8vh}
.eyebrow{font:14px "IBM Plex Mono",monospace;letter-spacing:.2em;text-transform:uppercase;color:var(--acc);margin-bottom:22px}
h1{font:400 clamp(48px,6.2vw,112px)/.98 "IBM Plex Sans Condensed",sans-serif;text-transform:uppercase;letter-spacing:-.01em}.short h1{font-size:clamp(40px,4.6vw,80px)}
h2{font-weight:300;font-size:clamp(30px,3.2vw,56px);letter-spacing:-.02em;line-height:1.1;max-width:1000px}
h3{font-weight:400;font-size:24px;margin:16px 0 10px}
.sub{color:var(--mute);font-size:21px;max-width:740px;margin-top:26px}
.hud{position:absolute;right:6vw;bottom:12vh;z-index:2;font:12px/2 "IBM Plex Mono",monospace;letter-spacing:.14em;color:var(--mute);text-align:right}
main section{padding:110px 6vw;border-top:1px solid var(--line)}main section:nth-child(even){background:var(--bg2)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin-top:56px;border-top:1px solid var(--line)}.cell{padding:32px 28px 36px 0;border-right:1px solid var(--line);margin-right:28px}.cell:last-child{border:0}
.cell p,.body p,.body li{color:var(--mute);font-size:17px}.body{max-width:860px;margin-top:28px}.body ul{margin:12px 0 0 20px}
.n{font:13px "IBM Plex Mono",monospace;color:var(--acc);letter-spacing:.16em}
.slot{border:1px dashed var(--warn);color:#ffa79f;padding:16px 18px;font:14px/1.6 "IBM Plex Mono",monospace;margin-top:24px;max-width:960px}
.kv{font:15px/2.1 "IBM Plex Mono",monospace;margin-top:44px}.kv i{font-style:normal;color:var(--mute);display:inline-block;width:260px}
footer{border-top:1px solid var(--line);padding:44px 6vw 36px;font:12px "IBM Plex Mono",monospace;letter-spacing:.12em;text-transform:uppercase;color:var(--mute)}
footer .row{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px}footer .links{display:flex;flex-wrap:wrap;gap:22px;margin-bottom:28px}footer a:hover{color:var(--fg)}
@media (max-width:900px){nav{display:none}.hud{display:none}}
.brief{margin-top:48px;border:1px solid var(--line);border-left:3px solid var(--acc);padding:26px 30px;max-width:760px;background:rgba(143,179,217,.04)}
.brief p{color:var(--mute);font-size:17px;margin:10px 0 18px}
.btn{display:inline-block;font:500 13px "IBM Plex Mono",monospace;letter-spacing:.16em;text-transform:uppercase;border:1px solid var(--acc);color:var(--fg);padding:12px 18px}.btn:hover{background:var(--acc);color:#0b0e12}
.legal{max-width:920px}.legal h2{font-size:30px;margin:48px 0 14px}.legal h3{font-size:22px;margin:32px 0 10px}.legal p,.legal li{color:#c3cad4;font-size:17px;margin:10px 0}.legal ul,.legal ol{margin-left:22px}
.legal table{border-collapse:collapse;margin:18px 0;width:100%;font-size:15px}.legal th,.legal td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}.legal th{color:var(--fg);font-weight:500}.legal td{color:#c3cad4}
.legal strong{color:var(--fg);font-weight:500}.legal a{text-decoration:underline}.ph{background:rgba(255,90,78,.12);color:#ffa79f;font:13px "IBM Plex Mono",monospace;padding:1px 4px}

.body p+p{margin-top:14px}
.mt{margin-top:28px}


.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);margin-top:56px}
.tile{display:flex;flex-direction:column;background:var(--bg);padding:32px 30px 30px;min-height:290px;position:relative;transition:background .2s}
main section:nth-child(even) .tile{background:var(--bg2)}
a.tile:hover{background:#141a23}.tile h3{margin:18px 0 10px}.tile p{color:var(--mute);font-size:16px}
.tile .more{margin-top:auto;padding-top:22px;font:12px "IBM Plex Mono",monospace;letter-spacing:.16em;text-transform:uppercase;color:var(--acc)}
.tile.restricted{background:repeating-linear-gradient(135deg,rgba(143,179,217,.045) 0 2px,transparent 2px 9px),var(--bg)}
.tile.restricted .btn{margin-top:auto;align-self:flex-start}
.redactions{display:flex;flex-direction:column;gap:9px;margin:6px 0 16px}
.redact{display:block;height:14px;background:#04060a;border:1px solid rgba(143,179,217,.22);box-shadow:inset 0 0 0 1px rgba(0,0,0,.6)}
.redact.w1{width:88%}.redact.w2{width:64%}.redact.w3{width:76%}
.crumb{font:12px "IBM Plex Mono",monospace;letter-spacing:.14em;text-transform:uppercase;color:var(--acc);margin-bottom:28px}
.hero .in{max-width:1500px}
@media (min-width:1100px){.tiles{grid-template-columns:repeat(3,1fr)}}

.tiles{gap:0;background:none;border:0;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.tile{border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.pc{margin-top:40px;border:1px solid var(--line);border-left:3px solid var(--acc);padding:24px 28px;max-width:760px}.pc p{color:var(--fg);margin:8px 0 18px}.pc .btn{margin-right:10px}.btn[disabled]{opacity:.4;cursor:default}

.mark{display:inline-flex;align-items:center}.mark img{display:block;height:24px;width:auto}
.mark b{margin-left:.75em;padding-left:0;border-left:0;color:var(--fg)}

/* Hero content always clears the header: content flows bottom-up inside a padded hero. */
.hero{display:flex;flex-direction:column;justify-content:flex-end;height:auto;min-height:max(560px,92vh);padding:132px 6vw 12vh}
.hero.short{height:auto;min-height:max(420px,56vh);padding-bottom:8vh}
.hero .in,.hero.short .in{position:relative;left:auto;bottom:auto;z-index:2;width:100%}
@media (max-width:900px){.hero{padding-top:120px}}
/* AI / SI nav label: keep it on one line and give the nav room between the mobile breakpoint and desktop. */
@media (max-width:1100px){nav{gap:20px}nav a[href="/ai/"]{white-space:nowrap}}