/* ============================================================
   AMICS home v4 - dark base + stone sheets
   From design_handoff_amics_home (high fidelity)
   ============================================================ */
:root{
  --base:#0b0c0e; --ink:#12130f; --off:#f4f4f2; --acc:#46d695; --deep:#1c7a54;
  --card:#fbfaf8; --cline:#dcd9d0; --cline-h:#b9b5a8;
  --body-l:#5c5a51; --head-l:#191913;
  --mono:'IBM Plex Mono',ui-monospace,monospace;
  --sans:'Onest',system-ui,sans-serif;
  --serif:'Instrument Serif',Georgia,serif;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{background:var(--base);color:var(--off);font-family:var(--sans);overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}
:focus-visible{outline:2px solid var(--acc);outline-offset:3px;border-radius:8px}
::selection{background:rgba(70,214,149,.3)}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
/* skip link becomes visible when focused (WCAG 2.4.1) */
a.visually-hidden:focus{position:fixed;top:14px;left:14px;width:auto;height:auto;margin:0;padding:12px 22px;overflow:visible;clip:auto;white-space:normal;background:#12130f;color:#f4f4f2;border-radius:999px;z-index:99;font-family:var(--sans);font-size:14px;font-weight:600}

@keyframes mq{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@keyframes fadeUp{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}
@keyframes blip{0%,100%{opacity:1}50%{opacity:.25}}

/* ---------- hero ---------- */
.hero{min-height:100vh;display:flex;flex-direction:column;position:relative;background:var(--base);overflow:hidden}
.hero-glow{position:absolute;inset:0;background:radial-gradient(1100px 480px at 50% -12%,rgba(70,214,149,.09),transparent 65%)}
.nav{position:relative;display:flex;align-items:center;justify-content:space-between;padding:30px 56px;gap:18px}
.wordmark{display:flex;align-items:center;gap:11px}
.wordmark .dot{width:8px;height:8px;border-radius:999px;background:var(--acc)}
.wordmark span{font-weight:700;font-size:15px;letter-spacing:.32em;color:var(--off)}
.nav-links{display:flex;gap:38px;font-size:14px;font-weight:500}
.nav-links a{color:rgba(244,244,242,.6);transition:color .2s}
.nav-links a:hover{color:var(--off)}
.btn-pill{display:inline-block;font-weight:600;font-size:14px;color:var(--base);background:var(--off);padding:12px 24px;border-radius:999px;transition:background .25s,transform .25s}
.btn-pill:hover{background:var(--acc)}

.hero-mid{position:relative;flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:34px;padding:40px 24px 60px}
.eyebrow{display:flex;align-items:center;gap:12px;animation:fadeUp .7s both}
.eyebrow i{width:24px;height:1px;background:rgba(244,244,242,.3)}
.eyebrow span{font-family:var(--mono);font-size:11px;letter-spacing:.32em;color:rgba(244,244,242,.5);text-align:center}
.hero h1{font-family:var(--serif);font-weight:400;font-size:clamp(56px,6.8vw,104px);line-height:1.04;color:var(--off);text-align:center;animation:fadeUp .7s .08s both}
.hero h1 .l2{display:flex;align-items:center;justify-content:center;gap:26px;flex-wrap:wrap}
.hero h1 em{font-style:italic}
.leak-pill{display:inline-flex;align-items:center;gap:12px;border:1px solid rgba(244,244,242,.25);border-radius:999px;padding:.14em .32em;font-family:var(--mono);font-size:.3em;letter-spacing:.02em;color:var(--acc);white-space:nowrap;font-variant-numeric:tabular-nums}
.leak-pill .dot{width:.28em;height:.28em;border-radius:999px;background:var(--acc);animation:blip 1.8s infinite}
.hero-sub{font-size:19px;line-height:1.6;color:rgba(244,244,242,.6);max-width:620px;text-align:center;animation:fadeUp .7s .16s both}

.diag{display:flex;align-items:center;background:#f8f8f6;border-radius:999px;padding:9px 9px 9px 40px;box-shadow:0 30px 80px rgba(0,0,0,.5);animation:fadeUp .7s .24s both}
.diag .seg{display:flex;flex-direction:column;gap:5px;padding:10px 38px 12px 0;border-right:1px solid #e3e2dd;min-width:180px;transition:opacity .25s}
.diag .seg+.seg{padding-left:34px}
.diag .seg:nth-child(3){padding-right:34px;border-right:0;min-width:200px}
.diag .seg:hover{opacity:.65}
.diag .k{font-family:var(--mono);font-size:10px;letter-spacing:.22em;color:#98968c}
.diag .v{font-weight:600;font-size:16px;color:var(--head-l)}
.diag .go{width:60px;height:60px;border-radius:999px;background:var(--ink);display:flex;align-items:center;justify-content:center;color:var(--off);font-size:24px;margin-left:24px;flex:none;transition:background .25s,color .25s}
.diag .go:hover{background:var(--acc);color:var(--base)}
.fine{font-family:var(--mono);font-size:10px;letter-spacing:.26em;color:rgba(244,244,242,.55);text-align:center}

.marquee{position:relative;border-top:1px solid rgba(244,244,242,.08);padding:20px 0 52px;overflow:hidden}
.marquee .track{display:flex;gap:64px;width:max-content;animation:mq 44s linear infinite}
.marquee .row{display:flex;gap:64px;align-items:center;font-family:var(--mono);font-size:12px;letter-spacing:.24em;color:rgba(244,244,242,.42);white-space:nowrap}
.marquee .row b{font-weight:400;color:rgba(70,214,149,.6)}

/* ---------- sheets (stone) ---------- */
.sheet{position:relative;background:linear-gradient(180deg,#eceae5,#e1dfd8);border-radius:48px;padding:100px 24px 110px;display:flex;flex-direction:column;align-items:center;gap:26px}
.sheet-method{margin-top:-32px}
.sheet-studio{padding-bottom:90px}
.seam{position:absolute;top:0;left:50%;transform:translate(-50%,-50%);display:flex;align-items:center;gap:12px;background:var(--ink);border-radius:999px;padding:11px 24px;box-shadow:0 12px 36px rgba(0,0,0,.35);white-space:nowrap}
.seam b{font-family:var(--mono);font-weight:400;font-size:11px;letter-spacing:.26em;color:var(--acc)}
.seam span{font-family:var(--mono);font-size:11px;letter-spacing:.26em;color:rgba(244,244,242,.7)}
.seam-dark{background:transparent;border:1px solid rgba(244,244,242,.18);box-shadow:none;position:absolute;top:60px;left:50%;transform:translateX(-50%)}
.seam-dark span{color:rgba(244,244,242,.6)}

.sheet h2{font-family:var(--serif);font-weight:400;font-size:clamp(50px,6vw,88px);line-height:1.06;color:var(--head-l);text-align:center}
.sheet h2 em,.stone-em{font-style:italic;color:var(--deep)}
.sheet-studio h2{font-size:clamp(44px,5.2vw,78px);line-height:1.08}
.sheet .lead{font-size:18px;line-height:1.65;color:var(--body-l);max-width:600px;text-align:center}
.sheet-studio .lead{max-width:620px}
.cta-row{display:flex;align-items:center;gap:26px;flex-wrap:wrap;justify-content:center}
.btn-ink{display:inline-block;font-weight:600;font-size:15px;color:var(--off);background:var(--ink);padding:16px 32px;border-radius:999px;transition:transform .25s}
.btn-ink:hover{transform:translateY(-2px)}
.link-under{font-weight:600;font-size:15px;color:#45443c;text-decoration:underline;text-underline-offset:6px;transition:color .2s}
.link-under:hover{color:var(--head-l)}

/* ---------- operations ledger (the wheel) ---------- */
.wheel-wrap{perspective:1200px;margin-top:30px;width:100%;display:flex;justify-content:center}
.ledger{width:min(1140px,94vw);background:var(--card);border-radius:16px;border:1px solid var(--cline);box-shadow:0 40px 90px rgba(40,38,28,.18);transform:rotateX(78deg);transform-origin:top center;opacity:.15;overflow:hidden;will-change:transform}
.led-chrome{display:flex;align-items:center;justify-content:space-between;padding:16px 28px;border-bottom:1px solid #eceae3;gap:12px}
.led-chrome .lhs{display:flex;align-items:center;gap:16px}
.led-chrome .dots{display:flex;gap:7px}
.led-chrome .dots i{width:9px;height:9px;border-radius:999px;background:#e2dfd7}
.led-chrome .path{font-family:var(--mono);font-size:12px;color:#8b887c}
.led-chrome .live{display:flex;align-items:center;gap:8px}
.led-chrome .live i{width:7px;height:7px;border-radius:999px;background:var(--deep);animation:blip 1.8s infinite}
.led-chrome .live span{font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:#8b887c}
.led-head{display:grid;grid-template-columns:2.2fr .9fr .9fr .8fr;padding:12px 28px;font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:#a29f92}
.led-row{display:grid;grid-template-columns:2.2fr .9fr .9fr .8fr;align-items:center;padding:15px 28px;border-top:1px solid #f0eee7;background:transparent;transition:background .5s}
.led-row.on{background:#f2f6f0}
.led-row .ln{font-weight:600;font-size:16px;color:#22211b}
.led-row .lt{font-size:15px;color:#6d6b60}
.led-row .lm{font-family:var(--mono);font-weight:500;font-size:15px;color:#22211b}
.led-row .chip{justify-self:start;display:inline-flex;padding:5px 12px;border-radius:999px;font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;border:1px solid var(--cline);color:#8b887c;transition:border-color .5s,color .5s}
.led-row.on .chip{border-color:#9fd4bb;color:var(--deep)}
.led-foot{display:flex;align-items:center;justify-content:space-between;padding:16px 28px;border-top:1px solid #eceae3;background:#f6f5f1}
.led-foot .k{font-weight:600;font-size:15px;color:#45443c}
.led-foot .v{font-family:var(--mono);font-weight:500;font-size:17px;color:var(--deep);font-variant-numeric:tabular-nums}

/* ---------- method cards ---------- */
.method-cards{display:flex;flex-wrap:wrap;gap:18px;width:min(1140px,94vw);margin-top:46px}
.mcard{flex:1;min-width:300px;background:var(--card);border:1px solid var(--cline);border-radius:16px;padding:32px;display:flex;flex-direction:column;gap:13px;transition:transform .3s,box-shadow .3s}
.mcard:hover{transform:translateY(-5px);box-shadow:0 22px 44px rgba(40,38,28,.1)}
.mcard .no{font-family:var(--mono);font-size:11px;letter-spacing:.24em;color:var(--deep)}
.mcard .t{font-family:var(--serif);font-size:26px;color:var(--head-l)}
.mcard .d{font-size:15px;line-height:1.65;color:var(--body-l)}

/* ---------- findings (dark) ---------- */
.findings{position:relative;background:var(--base);padding:130px 24px 110px;display:flex;justify-content:center}
.find-grid{display:flex;flex-wrap:wrap;align-items:center;gap:40px;width:min(1340px,100%);padding-top:44px}
.find-copy{flex:1;min-width:440px;display:flex;flex-direction:column;gap:26px;padding-left:24px}
.find-copy .eyebrow span{letter-spacing:.3em;color:rgba(244,244,242,.45)}
.find-copy h2{font-family:var(--serif);font-weight:400;font-size:clamp(48px,4.8vw,78px);line-height:1.05;color:var(--off)}
.find-copy h2 em{font-style:italic;color:var(--acc)}
.find-copy p{font-size:17px;line-height:1.65;color:rgba(244,244,242,.58);max-width:430px}
.btn-off{display:inline-block;font-weight:600;font-size:15px;color:var(--base);background:var(--off);padding:15px 30px;border-radius:999px;transition:background .25s}
.btn-off:hover{background:var(--acc)}
.btn-line{display:inline-block;font-weight:600;font-size:15px;color:rgba(244,244,242,.65);border:1px solid rgba(244,244,242,.22);padding:14px 28px;border-radius:999px;transition:border-color .25s,color .25s}
.btn-line:hover{border-color:var(--off);color:var(--off)}

.fan-col{flex:1;min-width:560px;display:flex;flex-direction:column;align-items:center;gap:10px}
.fan-wrap{position:relative;height:500px;width:100%}
.fan-stage{position:absolute;inset:0;transform:scale(var(--fs,1));transform-origin:center center}
.fcard{position:absolute;left:50%;top:50%;width:300px;height:410px;margin:-205px 0 0 -150px;border-radius:20px;padding:28px;display:flex;flex-direction:column;justify-content:space-between;text-align:left;border:1px solid rgba(244,244,242,.08);cursor:pointer;transition:transform .6s var(--ease),box-shadow .6s;will-change:transform}
.fcard .ftag{display:flex}
.fcard .ftag span{display:inline-flex;padding:7px 14px;border-radius:999px;font-family:var(--mono);font-size:10px;letter-spacing:.18em;border:1px solid var(--fline)}
.fcard .fmid{display:flex;flex-direction:column;gap:12px}
.fcard .ft{font-family:var(--serif);font-size:38px;line-height:1.08}
.fcard .fd{font-size:14px;line-height:1.55;opacity:.75}
.fcard .fbot{display:flex;align-items:flex-end;justify-content:space-between}
.fcard .fa{font-family:var(--mono);font-weight:500;font-size:20px}
.fcard .fgo{width:44px;height:44px;border-radius:999px;display:flex;align-items:center;justify-content:center;font-size:16px;border:1px solid var(--fline)}
.fc1{--fline:rgba(28,27,20,.3);background:#e9e5da;color:#1c1b14}.fc1 .fa{color:#1c1b14}
.fc2{--fline:rgba(207,232,218,.3);background:#10352a;color:#cfe8da}.fc2 .fa{color:#cfe8da}
.fc3{--fline:rgba(211,220,240,.3);background:#202b45;color:#d3dcf0}.fc3 .fa{color:#d3dcf0}
.fc4{--fline:rgba(28,27,20,.28);background:#f6f5f1;color:#1c1b14}.fc4 .fa{color:#1c1b14}
.fc5{--fline:rgba(236,239,242,.25);background:#141519;color:#eceff2}.fc5 .fa{color:var(--acc)}
.fan-nav{display:flex;align-items:center;gap:14px}
.fan-nav button{width:50px;height:50px;border-radius:999px;border:1px solid rgba(244,244,242,.22);color:var(--off);font-size:19px;transition:border-color .25s,color .25s,transform .25s}
.fan-nav button:hover{border-color:var(--acc);color:var(--acc);transform:scale(1.06)}
.fan-nav .n{font-family:var(--mono);font-size:12px;letter-spacing:.16em;color:rgba(244,244,242,.45);min-width:64px;text-align:center}

/* ---------- studio ---------- */
.ventures{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;width:min(1340px,100%);margin-top:26px}
.vcard{background:var(--card);border:1px solid var(--cline);border-radius:16px;padding:32px;display:flex;flex-direction:column;gap:14px;cursor:pointer;transition:transform .3s,box-shadow .3s,border-color .3s}
.vcard:hover{transform:translateY(-6px);box-shadow:0 24px 50px rgba(40,38,28,.12);border-color:var(--cline-h)}
.vcard .vtop{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.vcard .vk{font-family:var(--mono);font-size:10px;letter-spacing:.24em;color:#98968c}
.vcard .vi{font-family:var(--mono);font-size:10px;letter-spacing:.14em;color:#b3b0a4}
.vcard .vdev{display:flex;align-items:center;gap:7px}
.vcard .vdev i{width:7px;height:7px;border-radius:999px;background:var(--deep);animation:blip 1.8s infinite}
.vcard .vdev span{font-family:var(--mono);font-size:10px;letter-spacing:.14em;color:var(--deep);white-space:nowrap}
.vcard .vt{font-family:var(--serif);font-size:29px;line-height:1.1;color:var(--head-l)}
.vcard .vd{font-size:14px;line-height:1.65;color:var(--body-l)}
.cap-pills{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:30px}
.cap-pills span{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:#45443c;border:1px solid #c6c2b5;border-radius:999px;padding:10px 20px;transition:border-color .25s,color .25s}
.cap-pills span:hover{border-color:var(--head-l);color:var(--head-l)}

/* ---------- contact + footer ---------- */
.contact{position:relative;background:var(--base);padding:150px 24px 120px;display:flex;flex-direction:column;align-items:center;gap:32px;overflow:hidden}
.contact-glow{position:absolute;inset:0;background:radial-gradient(900px 500px at 50% 120%,rgba(70,214,149,.1),transparent 60%)}
.contact h2{position:relative;font-family:var(--serif);font-weight:400;font-size:clamp(56px,7vw,108px);line-height:1.02;color:var(--off);text-align:center;padding-top:44px}
.contact h2 em{font-style:italic;color:var(--acc)}
.contact p{position:relative;font-size:18px;line-height:1.65;color:rgba(244,244,242,.58);max-width:540px;text-align:center}
.contact .cta-row{position:relative}
.btn-off.big{font-size:16px;padding:18px 38px}
.mail{font-family:var(--mono);font-size:13px;letter-spacing:.1em;color:rgba(244,244,242,.6);text-decoration:underline;text-underline-offset:6px;transition:color .2s}
.mail:hover{color:var(--acc)}
.contact .fine{position:relative;letter-spacing:.24em;color:rgba(244,244,242,.55)}
.site-footer{background:var(--base);border-top:1px solid rgba(244,244,242,.08);display:flex;align-items:center;justify-content:space-between;padding:32px 56px;flex-wrap:wrap;gap:16px}
.site-footer .wordmark .dot{width:7px;height:7px}
.site-footer .wordmark span{font-size:13px}
.site-footer nav{display:flex;gap:30px;font-size:13px;font-weight:500}
.site-footer nav a{color:rgba(244,244,242,.5);transition:color .2s}
.site-footer nav a:hover{color:var(--off)}
.site-footer .cr{font-family:var(--mono);font-size:10px;letter-spacing:.18em;color:rgba(244,244,242,.32)}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .nav-links{display:none}
  .find-copy{min-width:0;flex-basis:100%;padding-left:0}
  .fan-col{min-width:0;flex-basis:100%}
  .fan-wrap{height:440px}
  .fan-stage{--fs:.85}
}
@media (max-width:760px){
  .nav{padding:24px 24px}
  .diag{flex-direction:column;align-items:stretch;border-radius:28px;padding:18px 22px;gap:2px;width:min(420px,100%)}
  .diag .seg,.diag .seg+.seg,.diag .seg:nth-child(3){padding:12px 4px;border-right:0;border-bottom:1px solid #e3e2dd;min-width:0}
  .diag .seg:nth-child(3){border-bottom:0}
  .diag .go{margin:10px auto 0}
  .hero h1 .l2{gap:14px}
  .sheet{border-radius:32px;padding:84px 18px 90px}
  .seam{padding:10px 18px}
  .fan-wrap{height:380px}
  .fan-stage{--fs:.68}
  .led-head,.led-row{grid-template-columns:1.8fr .8fr .9fr;padding-inline:18px}
  .led-head span:nth-child(2),.led-row .lt{display:none}
  .led-chrome,.led-foot{padding-inline:18px}
  .site-footer{justify-content:center;text-align:center}
}
@media (max-width:440px){
  .fan-wrap{height:330px}
  .fan-stage{--fs:.56}
  .marquee{padding-bottom:40px}
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .marquee .track{animation:none}
  .eyebrow,.hero h1,.hero-sub,.diag{animation:none}
  .leak-pill .dot,.led-chrome .live i,.vcard .vdev i{animation:none}
  .ledger{transform:none;opacity:1}
  *{transition-duration:.001ms!important}
}

/* ---------- vcards as links to studio subpages ---------- */
a.vcard{color:inherit}
a.vcard:hover{transform:translateY(-6px);box-shadow:0 24px 50px rgba(40,38,28,.12);border-color:var(--cline-h)}
a.vcard:focus-visible{outline:2px solid var(--deep);outline-offset:3px}
/* .ventures already uses repeat(auto-fit,minmax(280px,1fr)); five cards wrap cleanly */