body{margin:0}img{max-width:100%}[hidden]{display:none!important}
/* Layout: navy "assembly hall" hero with a living ring of 12 stars, then a paper-white working document: path → agents → checks → contact. */
:root{
  --ink:#0d1a33;          /* text, navy */
  --paper:#f5f7fb;        /* page ground, blue-biased white */
  --sheet:#ffffff;        /* raised surfaces */
  --line:#d9dfeb;         /* hairlines */
  --muted:#4d5a73;        /* secondary text */
  --gold:#b98710;         /* EU gold, darkened for light ground */
  --gold-soft:#f3e3b5;
  --agent:#1f6fd6;        /* agent signal blue */
  --hero:#0b1630;         /* hero ground (both themes) */
  --hero-ink:#eef2fb;
  --hero-muted:#a9b5cf;
  --hero-gold:#f2c14e;
  --hero-agent:#6fb3ff;
  --f-display:"Bricolage Grotesque", "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --f-body:"IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --f-mono:"IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --step--1:clamp(.82rem,.8rem + .1vw,.88rem);
  --step-0:clamp(1rem,.96rem + .2vw,1.08rem);
  --step-1:clamp(1.2rem,1.1rem + .5vw,1.45rem);
  --step-2:clamp(1.55rem,1.3rem + 1.2vw,2.2rem);
  --step-3:clamp(2.2rem,1.6rem + 3vw,4.1rem);
  --radius:14px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --ink:#e8edf7;--paper:#0a1222;--sheet:#111c33;--line:#22304d;--muted:#9fabc4;
  --gold:#f2c14e;--gold-soft:#3a3016;--agent:#6fb3ff;
  --hero:#070e1f;--hero-ink:#eef2fb;--hero-muted:#a9b5cf;--hero-gold:#f2c14e;--hero-agent:#6fb3ff;
  color-scheme:dark}}
:root[data-theme="dark"]{
  --ink:#e8edf7;--paper:#0a1222;--sheet:#111c33;--line:#22304d;--muted:#9fabc4;
  --gold:#f2c14e;--gold-soft:#3a3016;--agent:#6fb3ff;
  --hero:#070e1f;--hero-ink:#eef2fb;--hero-muted:#a9b5cf;--hero-gold:#f2c14e;--hero-agent:#6fb3ff;
  color-scheme:dark}

*{box-sizing:border-box}
body{background:var(--paper);color:var(--ink);font:400 var(--step-0)/1.6 var(--f-body);-webkit-font-smoothing:antialiased}
a{color:inherit}
:focus-visible{outline:2px solid var(--agent);outline-offset:3px;border-radius:4px}
h1,h2,h3{font-family:var(--f-display);line-height:1.08;text-wrap:balance;margin:0}
p{margin:0}
.wrap{max-width:1160px;margin-inline:auto;padding-inline:clamp(16px,4vw,40px)}
.eyebrow{font:500 var(--step--1)/1.2 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--gold)}

/* ---------- header + hero ---------- */
.hero{background:var(--hero);color:var(--hero-ink);position:relative;overflow:hidden}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:20px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
/* LOGO SLOT: replace .brand-mark + .brand-name with the Sophibell logo file when received */
.brand-mark{width:30px;height:30px;flex:none}
.brand-name{font:800 1.18rem/1 var(--f-display);letter-spacing:.01em}
.brand-name small{display:block;font:500 .62rem/1.3 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--hero-muted);margin-top:3px}
.nav{display:flex;gap:clamp(12px,2.4vw,28px);font-size:var(--step--1)}
.nav a{text-decoration:none;color:var(--hero-muted)}
.nav a:hover{color:var(--hero-ink)}
@media (max-width:720px){.nav{display:none}}

.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(24px,4vw,56px);align-items:center;padding-block:clamp(28px,5vw,64px) clamp(44px,7vw,88px)}
@media (max-width:880px){.hero-grid{grid-template-columns:1fr}}
.hero h1{font-size:var(--step-3);font-weight:800;letter-spacing:-.02em;margin-top:14px}
.hero h1 em{font-style:normal;color:var(--hero-gold)}
.hero .lede{margin-top:22px;max-width:56ch;color:var(--hero-muted);font-size:var(--step-1);line-height:1.5}
.hero .eyebrow{color:var(--hero-gold)}
.ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 20px;border-radius:999px;font:600 var(--step-0)/1 var(--f-body);text-decoration:none;transition:transform .2s ease,background-color .2s ease}
.btn-primary{background:var(--hero-gold);color:#14100a}
.btn-primary:hover{transform:translateY(-2px)}
.btn-ghost{color:var(--hero-ink);box-shadow:inset 0 0 0 1px rgba(238,242,251,.28)}
.btn-ghost:hover{background:rgba(238,242,251,.08)}
.stage{position:relative;width:100%;max-width:520px;aspect-ratio:1/1;justify-self:center}
.stage canvas{position:absolute;inset:0;width:100%;height:100%}
.stage-caption{position:absolute;left:0;right:0;bottom:-6px;text-align:center;font:400 .72rem/1.3 var(--f-mono);letter-spacing:.08em;color:var(--hero-muted)}
.facts{display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:34px;font:400 var(--step--1)/1.4 var(--f-mono);color:var(--hero-muted)}
.facts b{color:var(--hero-ink);font-weight:500}

/* ---------- sections ---------- */
section{padding-block:clamp(56px,8vw,104px)}
.head{display:grid;gap:14px;max-width:70ch;margin-bottom:clamp(28px,4vw,48px)}
.head h2{font-size:var(--step-2);font-weight:700;letter-spacing:-.01em}
.head p{color:var(--muted)}

/* path: a real sequence, so it is numbered */
.path{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border-top:1px solid var(--line)}
@media (max-width:880px){.path{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.path{grid-template-columns:1fr}}
.path li{padding:26px 24px 30px 0;border-bottom:1px solid var(--line);display:grid;gap:10px;align-content:start;min-width:0}
.path .n{font:500 var(--step--1)/1 var(--f-mono);color:var(--gold)}
.path h3{font-size:var(--step-1);font-weight:700}
.path p{color:var(--muted)}
.path .who{font:500 .78rem/1.3 var(--f-mono);color:var(--agent);letter-spacing:.02em}

/* agents */
.agents{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
@media (max-width:880px){.agents{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.agents{grid-template-columns:1fr}}
.agent{background:var(--sheet);border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:grid;gap:12px;align-content:start;min-width:0;transition:border-color .25s ease,transform .25s ease}
.agent:hover{border-color:var(--agent);transform:translateY(-3px)}
.agent-top{display:flex;align-items:center;gap:12px}
.pulse{width:10px;height:10px;border-radius:50%;background:var(--agent);flex:none;position:relative}
.pulse::after{content:"";position:absolute;inset:-5px;border-radius:50%;border:1px solid var(--agent);opacity:0;animation:ping 2.6s ease-out infinite}
.agent:nth-child(2) .pulse::after{animation-delay:.4s}.agent:nth-child(3) .pulse::after{animation-delay:.8s}
.agent:nth-child(4) .pulse::after{animation-delay:1.2s}.agent:nth-child(5) .pulse::after{animation-delay:1.6s}.agent:nth-child(6) .pulse::after{animation-delay:2s}
@keyframes ping{0%{transform:scale(.6);opacity:.9}100%{transform:scale(2.2);opacity:0}}
.agent h3{font-size:var(--step-1);font-weight:700}
.agent p{color:var(--muted)}
.agent ul{margin:0;padding:0;list-style:none;display:grid;gap:6px;font-size:var(--step--1)}
.agent li{display:flex;gap:8px}
.agent li::before{content:"";width:6px;height:6px;margin-top:.55em;border-radius:1px;background:var(--gold);flex:none;transform:rotate(45deg)}

/* checks: the dossier sheet */
.dossier{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(24px,4vw,56px);align-items:start}
@media (max-width:880px){.dossier{grid-template-columns:1fr}}
.sheet{background:var(--sheet);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.sheet-head{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:16px 20px;border-bottom:1px solid var(--line);font:500 var(--step--1)/1.3 var(--f-mono);color:var(--muted)}
.sheet-head b{color:var(--ink);font-weight:500}
.checks{list-style:none;margin:0;padding:0}
.checks li{display:grid;grid-template-columns:22px minmax(0,1fr) auto;gap:12px;align-items:baseline;padding:13px 20px;border-bottom:1px solid var(--line)}
.checks li:last-child{border-bottom:0}
.tick{width:16px;height:16px;border-radius:4px;border:1.5px solid var(--agent);display:inline-grid;place-items:center;transform:translateY(2px)}
.tick svg{width:10px;height:10px;stroke:var(--agent);fill:none;stroke-width:2.4;stroke-dasharray:14;stroke-dashoffset:0}
.checks .t{font-weight:500}
.checks .d{display:block;color:var(--muted);font-size:var(--step--1)}
.checks .k{font:400 .74rem/1.2 var(--f-mono);color:var(--muted);white-space:nowrap}
.sheet-foot{padding:12px 20px;font:400 .74rem/1.4 var(--f-mono);color:var(--muted);background:color-mix(in srgb,var(--gold-soft) 45%,transparent)}

/* programmes */
.progs{display:flex;flex-wrap:wrap;gap:10px}
.prog{font:500 var(--step--1)/1 var(--f-mono);padding:10px 14px;border-radius:999px;border:1px solid var(--line);background:var(--sheet)}

/* contact */
.contact{background:var(--hero);color:var(--hero-ink);border-radius:calc(var(--radius) + 6px);padding:clamp(28px,5vw,56px);display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:28px;align-items:center}
@media (max-width:880px){.contact{grid-template-columns:1fr}}
.contact h2{font-size:var(--step-2);font-weight:700}
.contact p{color:var(--hero-muted);margin-top:12px;max-width:52ch}
.mailbox{display:grid;gap:10px;justify-items:start}
.mail{font:500 var(--step-1)/1.2 var(--f-mono);color:var(--hero-gold);word-break:break-all;user-select:all}
.copy{font:500 var(--step--1)/1 var(--f-body);color:var(--hero-ink);background:transparent;border:1px solid rgba(238,242,251,.28);border-radius:999px;padding:9px 14px;cursor:pointer}
.copy:hover{background:rgba(238,242,251,.08)}

.tight{padding-top:0}
.head.flush{margin-bottom:0}
.gap-top{margin-top:18px}
.eyebrow.eyebrow-gold{color:var(--hero-gold)}
footer{padding-block:36px 48px;border-top:1px solid var(--line);color:var(--muted);font-size:var(--step--1)}
.foot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px}
.foot .mono{font-family:var(--f-mono);font-size:.78rem}

/* load-in: visible at rest, only a gentle lift on first paint */
@media (prefers-reduced-motion:no-preference){
  .rise{animation:rise .8s cubic-bezier(.2,.7,.2,1) both}
  .rise.d1{animation-delay:.08s}.rise.d2{animation-delay:.16s}.rise.d3{animation-delay:.24s}
  @keyframes rise{from{transform:translateY(14px)}to{transform:none}}
}
@media (prefers-reduced-motion:reduce){.pulse::after{animation:none}.btn,.agent{transition:none}}