/* ══════════════════════════════════════════════════════
   TUMU VERTEX LLC — corporate site
   ══════════════════════════════════════════════════════ */

:root{
  --paper:#FFFFFF;
  --paper-2:#F7F6F3;
  --paper-3:#EFEDE6;
  --rule:#DDDAD3;
  --rule-2:#C2BEB4;
  --ink:#181B1F;
  --ink-2:#3B424A;
  --muted:#666D76;
  --navy:#12344F;
  --navy-2:#0B2438;
  --navy-3:#1C4E73;
  --navy-tint:#E8EEF3;
  --accent:#9C3A26;
  --accent-2:#C86A50;

  --serif:'Source Serif 4',Georgia,serif;
  --sans:'Public Sans','Helvetica Neue',Helvetica,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,Menlo,monospace;

  --pad:clamp(20px,4.5vw,72px);
  --max:1240px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:16px;line-height:1.62;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
::selection{background:var(--navy);color:#fff}
img,svg{max-width:100%;display:block}

.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}

/* ── type primitives ─────────────────────────────────── */
.eyebrow{
  font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted);
}
.eyebrow b{color:var(--accent);font-weight:500}

h1,h2,h3,h4{font-family:var(--serif);font-weight:600;letter-spacing:-.012em}

.sec{border-top:1px solid var(--rule)}
.sec-head{
  display:grid;grid-template-columns:minmax(0,7.5fr) minmax(0,4.5fr);
  gap:clamp(20px,4vw,64px);align-items:end;
  padding:clamp(44px,6vw,80px) 0 clamp(24px,3vw,38px);
}
@media(max-width:820px){.sec-head{grid-template-columns:1fr;align-items:start}}
.sec-num{
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--accent);
  display:block;margin-bottom:14px;
}
.sec-h{font-size:clamp(26px,3.6vw,42px);line-height:1.16;max-width:22ch}
.sec-sub{font-size:15.5px;line-height:1.68;color:var(--muted);max-width:46ch}

/* ══ UTILITY BAR ══════════════════════════════════════ */
.util{background:var(--navy-2);color:rgba(255,255,255,.82);font-size:12.5px}
.util-in{
  max-width:var(--max);margin:0 auto;padding:0 var(--pad);height:38px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.util-l,.util-r{display:flex;align-items:center;gap:clamp(12px,2vw,26px)}
.util a{color:rgba(255,255,255,.82);text-decoration:none;transition:color .2s;white-space:nowrap}
.util a:hover{color:#fff}
.util .sep{width:1px;height:12px;background:rgba(255,255,255,.22)}
.util-badge{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;
  color:#fff;display:flex;align-items:center;gap:7px;white-space:nowrap;
}
.dot{width:6px;height:6px;border-radius:50%;background:#4FB477;flex:0 0 auto}
@media(max-width:760px){.util-hide{display:none}}
@media(max-width:620px){.util-badge{display:none}}

/* ══ NAV ══════════════════════════════════════════════ */
.nav{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--rule);
}
.nav-in{
  max-width:var(--max);margin:0 auto;padding:0 var(--pad);height:72px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}
.logo-mk{width:30px;height:30px;flex:0 0 auto}
.logo-tx{font-family:var(--serif);font-weight:700;font-size:19px;letter-spacing:-.015em;line-height:1.05}
.logo-tx small{
  display:block;font-family:var(--mono);font-size:8.5px;font-weight:400;letter-spacing:.2em;
  color:var(--muted);margin-top:3px;text-transform:uppercase;
}
.menu{display:flex;align-items:center;gap:clamp(14px,2vw,30px)}
.menu a:not(.btn){
  font-size:14.5px;color:var(--ink-2);text-decoration:none;position:relative;
  padding:4px 0;transition:color .2s;white-space:nowrap;
}
.menu a:not(.btn)::after{
  content:'';position:absolute;left:0;right:0;bottom:0;height:1.5px;background:var(--navy);
  transform:scaleX(0);transform-origin:left;transition:transform .3s cubic-bezier(.2,.8,.2,1);
}
.menu a:not(.btn):hover{color:var(--navy)}
.menu a:not(.btn):hover::after{transform:scaleX(1)}
.menu .btn{text-decoration:none;white-space:nowrap}
@media(max-width:1000px){.nav-hide{display:none}}
@media(max-width:620px){
  .menu a:not(.btn){display:none}
  .nav-in{height:64px}
  .logo-tx{font-size:17px}
  .btn-long{display:none}
}

.btn{
  display:inline-flex;align-items:center;gap:9px;text-decoration:none;
  font-family:var(--sans);font-size:14.5px;font-weight:600;
  padding:12px 22px;border:1px solid transparent;cursor:pointer;
  transition:background .22s,color .22s,border-color .22s;
}
.btn-p{background:var(--navy);color:#fff}
.btn-p:hover{background:var(--navy-2)}
.btn-o{background:transparent;color:var(--navy);border-color:var(--rule-2)}
.btn-o:hover{border-color:var(--navy);background:var(--navy-tint)}
.btn .ar{transition:transform .22s}
.btn:hover .ar{transform:translateX(3px)}
.btn-sm{font-size:13.5px;padding:10px 18px}

/* ══ HERO — centred, photographic ═════════════════════ */
.hero{
  position:relative;overflow:hidden;isolation:isolate;
  min-height:clamp(440px,64vh,660px);
  display:flex;align-items:center;
  background:var(--navy-2);
}
.hero-media{position:absolute;inset:0;z-index:-3}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:center 42%}
/* tone the photograph into the brand palette */
.hero-scrim{
  position:absolute;inset:0;z-index:-2;
  background:
    linear-gradient(180deg,rgba(9,30,47,.86) 0%,rgba(9,30,47,.72) 42%,rgba(9,30,47,.90) 100%),
    linear-gradient(90deg,rgba(11,36,56,.55) 0%,rgba(11,36,56,.2) 50%,rgba(11,36,56,.55) 100%);
}
/* technical grid + vignette on top of the photo */
.hero-grid{
  position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:
    linear-gradient(to right,rgba(255,255,255,.06) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:clamp(48px,6vw,84px) clamp(48px,6vw,84px);
  mask-image:radial-gradient(ellipse 78% 88% at 50% 50%,#000 18%,transparent 86%);
}
.hero-in{
  position:relative;width:100%;
  padding:clamp(56px,8vw,104px) 0 clamp(52px,7vw,92px);
  text-align:center;
}
.hero-inner{max-width:960px;margin:0 auto;display:flex;flex-direction:column;align-items:center}

.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;margin-bottom:clamp(20px,2.6vw,30px);
  border:1px solid rgba(255,255,255,.26);padding:7px 15px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;
  color:rgba(255,255,255,.9);
}
.hero-eyebrow .dot{background:#6FD39B}

.hero h1{
  font-size:clamp(33px,5.4vw,68px);line-height:1.08;letter-spacing:-.028em;
  color:#fff;margin-bottom:clamp(18px,2.2vw,26px);max-width:17ch;
}
.hero h1 i{font-style:italic;color:#9FC6E0}
.hero-lede{
  font-size:clamp(15.5px,1.5vw,19.5px);line-height:1.62;
  color:rgba(255,255,255,.8);max-width:66ch;margin-bottom:clamp(26px,3.2vw,38px);
}
.hero-acts{display:flex;gap:13px;flex-wrap:wrap;align-items:center;justify-content:center}
.btn-light{background:#fff;color:var(--navy-2)}
.btn-light:hover{background:var(--navy-tint)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.42)}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.1)}


/* ══ FACT BAR ═════════════════════════════════════════ */
.facts{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--rule)}
.fact{
  padding:26px clamp(18px,2vw,28px) 28px;
  border-right:1px solid var(--rule);min-width:0;
}
.fact:first-child{padding-left:0}
.fact:last-child{border-right:none;padding-right:0}

@media(max-width:900px){
  .facts{grid-template-columns:1fr 1fr}
  .fact:nth-child(odd){padding-left:0;border-right:1px solid var(--rule)}
  .fact:nth-child(even){padding-right:0;border-right:none}
  .fact:nth-child(-n+2){border-bottom:1px solid var(--rule)}
}
@media(max-width:600px){
  .facts{grid-template-columns:1fr}
  .fact{
    padding-left:0;padding-right:0;padding-top:22px;padding-bottom:22px;
    border-right:none;border-bottom:1px solid var(--rule);
  }
  .fact:last-child{border-bottom:none}
}
.fact-k{
  font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);margin-bottom:10px;
}
.fact-v{font-family:var(--serif);font-size:clamp(17px,1.8vw,21px);font-weight:600;line-height:1.25;letter-spacing:-.01em}
.fact-s{font-size:13px;color:var(--muted);margin-top:5px}

/* ══ OVERVIEW ═════════════════════════════════════════ */
.ov{
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:clamp(28px,5vw,72px);padding-bottom:clamp(44px,6vw,80px);
}
@media(max-width:900px){.ov{grid-template-columns:1fr}}
.mission{
  font-family:var(--serif);font-size:clamp(19px,2.1vw,25px);line-height:1.45;
  color:var(--navy);border-left:3px solid var(--accent);padding-left:22px;margin-bottom:28px;
}
.ov p{font-size:15.5px;line-height:1.72;color:var(--ink-2);margin-bottom:16px;max-width:62ch}

.adv{border-top:1px solid var(--rule)}
.adv-hd{
  font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);padding:14px 0;border-bottom:1px solid var(--rule);
}
.adv-i{
  display:grid;grid-template-columns:30px 1fr;gap:14px;
  padding:17px 0;border-bottom:1px solid var(--rule);
}
.adv-n{font-family:var(--mono);font-size:11px;color:var(--rule-2);padding-top:4px}
.adv-t{font-family:var(--serif);font-size:16.5px;font-weight:600;margin-bottom:4px}
.adv-d{font-size:13.5px;line-height:1.62;color:var(--muted)}

/* ══ PLATFORM DIAGRAM BAND ════════════════════════════ */
.band{background:var(--navy-2);color:#fff;position:relative;overflow:hidden}
.band::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(to right,rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 90% 120% at 50% 50%,#000 25%,transparent 80%);
}
.band-in{position:relative;padding:clamp(40px,5.5vw,72px) 0 clamp(36px,5vw,64px)}
.band-hd{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;flex-wrap:wrap;margin-bottom:clamp(26px,3.5vw,40px)}
.band-t{font-family:var(--serif);font-size:clamp(22px,2.8vw,32px);font-weight:600;color:#fff;line-height:1.2;max-width:28ch}
.band-s{font-size:14.5px;line-height:1.65;color:rgba(255,255,255,.62);max-width:40ch}
.band-svg{width:100%;height:auto;display:block}

/* ══ PRODUCT DIRECTIONS ═══════════════════════════════ */
.dirs{
  display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(16px,2.2vw,26px);
  padding-bottom:clamp(44px,6vw,80px);
}
@media(max-width:820px){.dirs{grid-template-columns:1fr}}
.dir{
  border:1px solid var(--rule);background:var(--paper);
  display:flex;flex-direction:column;overflow:hidden;
  transition:border-color .25s,box-shadow .25s;
}
.dir:hover{border-color:var(--rule-2);box-shadow:0 4px 18px rgba(18,52,79,.07)}
.dir-fig{
  position:relative;aspect-ratio:16/9;overflow:hidden;
  border-bottom:1px solid var(--rule);background:var(--paper-3);
}
.dir-fig img{
  width:100%;height:100%;object-fit:cover;display:block;
  transition:transform .6s cubic-bezier(.2,.8,.2,1);
}
.dir:hover .dir-fig img{transform:scale(1.035)}
.dir-fig::after{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(11,36,56,.14) 0%,rgba(11,36,56,0) 34%);
}
.dir-n{
  position:absolute;top:12px;right:12px;z-index:2;
  font-family:var(--mono);font-size:10px;letter-spacing:.14em;
  color:var(--navy);background:rgba(255,255,255,.88);
  padding:4px 8px;line-height:1;
}
.dir-bd{padding:clamp(20px,2.6vw,28px);flex:1}
.dir-t{font-size:clamp(19px,2.1vw,23px);line-height:1.24;margin-bottom:10px}
.dir-d{font-size:14.5px;line-height:1.68;color:var(--ink-2)}

/* ══ SOURCING ═════════════════════════════════════════ */
.sourcing{background:var(--paper-2)}

.focus{
  display:grid;grid-template-columns:repeat(3,1fr);gap:0;
  border-top:1px solid var(--rule-2);border-left:1px solid var(--rule);
  margin-bottom:clamp(34px,4.5vw,56px);
}
@media(max-width:820px){.focus{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.focus{grid-template-columns:1fr}}
.focus-i{
  border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);
  padding:18px 20px;display:flex;gap:13px;align-items:baseline;
  background:var(--paper);transition:background .22s;
}
.focus-i:hover{background:var(--navy-tint)}
.focus-n{font-family:var(--mono);font-size:10.5px;color:var(--accent);flex:0 0 auto}
.focus-t{font-size:14.8px;font-weight:500;line-height:1.5;color:var(--ink)}

/* criteria table */
.crit{border-top:1px solid var(--rule-2);margin-bottom:clamp(44px,6vw,76px)}
.crit-r{
  display:grid;grid-template-columns:44px minmax(0,4fr) minmax(0,7fr);
  gap:clamp(14px,2.5vw,34px);align-items:baseline;
  padding:19px 0;border-bottom:1px solid var(--rule);transition:background .22s;
}
@media(max-width:700px){.crit-r{grid-template-columns:34px 1fr;gap:14px}.crit-d{grid-column:2}}
.crit-r:hover{background:var(--paper)}
.crit-n{font-family:var(--mono);font-size:11px;color:var(--rule-2)}
.crit-t{font-family:var(--serif);font-size:17.5px;font-weight:600}
.crit-d{font-size:14.5px;line-height:1.65;color:var(--muted)}

/* ══ PROCESS ══════════════════════════════════════════ */
.steps{border-top:1px solid var(--rule-2);padding-bottom:clamp(40px,5vw,72px)}
.step{
  display:grid;grid-template-columns:76px minmax(0,4fr) minmax(0,7fr) 160px;
  gap:clamp(12px,2.4vw,32px);align-items:baseline;
  padding:24px 0;border-bottom:1px solid var(--rule);transition:background .22s;
}
@media(max-width:920px){
  .step{grid-template-columns:62px 1fr;gap:14px}
  .step-d,.step-m{grid-column:2}
  .step-m{margin-top:8px;text-align:left}
}
.step:hover{background:var(--paper-2)}
.step-n{font-family:var(--mono);font-size:12px;color:var(--accent);letter-spacing:.08em}
.step-t{font-family:var(--serif);font-size:18.5px;font-weight:600;line-height:1.3}
.step-d{font-size:14.5px;line-height:1.66;color:var(--ink-2)}
.step-m{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--muted);text-align:right;
}

/* ══ SUBMIT ═══════════════════════════════════════════ */
.submit{background:var(--paper-2)}
.sub-grid{
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);
  gap:clamp(30px,5vw,72px);padding-bottom:clamp(44px,6vw,80px);
}
@media(max-width:900px){.sub-grid{grid-template-columns:1fr}}
.sub-aside p{font-size:14.8px;line-height:1.7;color:var(--ink-2);margin-bottom:18px;max-width:46ch}
.checklist{list-style:none;margin:22px 0 30px;border-top:1px solid var(--rule)}
.checklist li{
  font-size:14px;color:var(--ink-2);padding:11px 0 11px 26px;
  border-bottom:1px solid var(--rule);position:relative;
}
.checklist li::before{
  content:'';position:absolute;left:2px;top:18px;width:9px;height:5px;
  border-left:1.6px solid var(--accent);border-bottom:1.6px solid var(--accent);
  transform:rotate(-45deg);
}
.cinfo{background:var(--paper);border:1px solid var(--rule)}
.cinfo-hd{
  font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);padding:13px 18px;border-bottom:1px solid var(--rule);background:var(--paper-3);
}
.cinfo-r{
  display:grid;grid-template-columns:74px 1fr;gap:14px;align-items:baseline;
  padding:13px 18px;border-bottom:1px solid var(--rule);text-decoration:none;color:var(--ink);
}
.cinfo-r:last-child{border-bottom:none}
a.cinfo-r:hover{background:var(--navy-tint)}
a.cinfo-r:hover .cinfo-v{color:var(--navy)}
.cinfo-k{font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.cinfo-v{font-size:14px;line-height:1.5}

/* form */
.form-box{background:var(--paper);border:1px solid var(--rule);padding:clamp(22px,3vw,36px)}
.form-hd{
  font-family:var(--serif);font-size:21px;font-weight:600;
  padding-bottom:16px;border-bottom:1px solid var(--rule);margin-bottom:8px;
}
.fg{display:grid;grid-template-columns:1fr 1fr;gap:0 24px}
@media(max-width:600px){.fg{grid-template-columns:1fr}}
.fld{padding:17px 0;border-bottom:1px solid var(--rule)}
.fld.full{grid-column:1/-1}
@media(max-width:600px){.fld{grid-column:1/-1}}
label{
  display:block;font-family:var(--mono);font-size:9.5px;letter-spacing:.15em;
  text-transform:uppercase;color:var(--muted);margin-bottom:8px;transition:color .2s;
}
label .req{color:var(--accent)}
input,select,textarea{
  width:100%;border:none;background:transparent;outline:none;
  font-family:var(--sans);font-size:15px;color:var(--ink);padding:1px 0;
}
select{
  cursor:pointer;appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%2312344F' stroke-width='1.3' fill='none'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right center;padding-right:18px;
}
textarea{resize:vertical;min-height:80px;line-height:1.6}
input::placeholder,textarea::placeholder{color:#A8ADB4}
.fld:focus-within label{color:var(--navy)}
.fld.err{border-bottom-color:var(--accent)}
.fld.err label{color:var(--accent)}

.form-ft{padding-top:24px;display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.form-msg{font-size:12.8px;line-height:1.55;color:var(--muted);max-width:38ch}
.form-msg.bad{color:var(--accent)}
.form-msg.good{color:#2F7D4F}

/* ══ FOOTER ═══════════════════════════════════════════ */
footer{background:var(--navy-2);color:rgba(255,255,255,.72);font-size:14px}
.f-top{
  display:grid;grid-template-columns:minmax(0,4fr) repeat(3,minmax(0,2.4fr));
  gap:clamp(24px,4vw,52px);padding:clamp(40px,5.5vw,68px) 0 clamp(32px,4vw,48px);
}
@media(max-width:880px){.f-top{grid-template-columns:1fr 1fr}.f-brand{grid-column:1/-1}}
@media(max-width:520px){.f-top{grid-template-columns:1fr}}
.f-logo{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.f-logo svg{width:30px;height:30px}
.f-name{font-family:var(--serif);font-size:19px;font-weight:700;color:#fff;line-height:1.1}
.f-name small{display:block;font-family:var(--mono);font-size:8.5px;font-weight:400;letter-spacing:.2em;color:rgba(255,255,255,.5);margin-top:3px}
.f-tag{font-family:var(--serif);font-size:15.5px;line-height:1.55;color:rgba(255,255,255,.8);max-width:36ch}
.f-col h4{
  font-family:var(--mono);font-size:9.5px;font-weight:500;letter-spacing:.16em;
  text-transform:uppercase;color:rgba(255,255,255,.5);margin-bottom:16px;
}
.f-col a,.f-col p{
  display:block;color:rgba(255,255,255,.75);text-decoration:none;
  margin-bottom:9px;line-height:1.55;font-size:13.8px;transition:color .2s;
}
.f-col a:hover{color:#fff}
.f-bot{
  border-top:1px solid rgba(255,255,255,.13);padding:20px 0 28px;
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:flex-start;
}
.f-legal{font-size:11.5px;line-height:1.7;color:rgba(255,255,255,.45);max-width:82ch}
.f-copy{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;color:rgba(255,255,255,.45);white-space:nowrap}

/* ══ REVEAL ═══════════════════════════════════════════ */
.rv{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.8,.2,1)}
.rv.in{opacity:1;transform:none}

/* subtle life in the technical figures */
@keyframes dash{to{stroke-dashoffset:-52}}
.flow-dash{stroke-dasharray:5 7;animation:dash 2.6s linear infinite}
@keyframes softpulse{0%,100%{opacity:.28}50%{opacity:.85}}
.pulse-ring{animation:softpulse 3.4s ease-in-out infinite}
.pulse-ring.d2{animation-delay:.9s}
.pulse-ring.d3{animation-delay:1.8s}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .rv{opacity:1;transform:none}
}

/* ══════════════════════════════════════════════════════
   SUBPAGES — about.html / products.html
   ══════════════════════════════════════════════════════ */

/* placeholder highlight — remove .ph rules once copy is final */
.ph{
  background:#FFF6D6;box-shadow:0 0 0 1px #E8D9A0;
  padding:0 4px;border-radius:2px;
}

/* ── page hero ─────────────────────────────────────── */
.phero{
  position:relative;overflow:hidden;isolation:isolate;background:var(--navy-2);color:#fff;
}
.phero-media{position:absolute;inset:0;z-index:-3}
.phero-media img{width:100%;height:100%;object-fit:cover;object-position:center 45%}
.phero-scrim{
  position:absolute;inset:0;z-index:-2;
  background:linear-gradient(180deg,rgba(9,30,47,.9) 0%,rgba(9,30,47,.8) 50%,rgba(9,30,47,.94) 100%);
}
.phero-grid{
  position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:
    linear-gradient(to right,rgba(255,255,255,.055) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:clamp(48px,6vw,84px) clamp(48px,6vw,84px);
  mask-image:radial-gradient(ellipse 80% 100% at 50% 50%,#000 20%,transparent 88%);
}
.phero-in{padding:clamp(44px,6vw,84px) 0 clamp(40px,5.5vw,72px)}
.crumb{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
  color:rgba(255,255,255,.55);margin-bottom:clamp(16px,2.2vw,26px);
}
.crumb a{color:rgba(255,255,255,.72);text-decoration:none}
.crumb a:hover{color:#fff}
.crumb span{margin:0 8px;color:rgba(255,255,255,.32)}
.phero h1{
  font-size:clamp(31px,4.8vw,58px);line-height:1.1;letter-spacing:-.026em;
  color:#fff;max-width:19ch;margin-bottom:clamp(16px,2vw,24px);
}
.phero h1 i{font-style:italic;color:#9FC6E0}
.phero-lede{
  font-size:clamp(15.5px,1.5vw,19px);line-height:1.62;
  color:rgba(255,255,255,.78);max-width:62ch;
}

/* ── long-form prose ───────────────────────────────── */
.prose{max-width:66ch}
.prose p{font-size:15.8px;line-height:1.78;color:var(--ink-2);margin-bottom:18px}
.prose p:last-child{margin-bottom:0}
.prose h3{
  font-size:clamp(19px,2.1vw,24px);line-height:1.3;margin:34px 0 12px;color:var(--ink);
}
.prose strong{color:var(--ink);font-weight:600}

.split{
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:clamp(28px,5vw,72px);padding-bottom:clamp(44px,6vw,80px);align-items:start;
}
@media(max-width:900px){.split{grid-template-columns:1fr}}

/* ── method steps ──────────────────────────────────── */
.method{border-top:1px solid var(--rule-2);padding-bottom:clamp(40px,5vw,72px)}
.method-r{
  display:grid;grid-template-columns:56px minmax(0,4fr) minmax(0,7fr);
  gap:clamp(14px,2.5vw,34px);align-items:baseline;
  padding:22px 0;border-bottom:1px solid var(--rule);transition:background .22s;
}
@media(max-width:760px){.method-r{grid-template-columns:44px 1fr;gap:14px}.method-d{grid-column:2}}
.method-r:hover{background:var(--paper-2)}
.method-n{font-family:var(--mono);font-size:11px;color:var(--accent);letter-spacing:.08em}
.method-t{font-family:var(--serif);font-size:18px;font-weight:600;line-height:1.3}
.method-d{font-size:14.5px;line-height:1.68;color:var(--ink-2)}

/* ── company details table ─────────────────────────── */
.detail{border:1px solid var(--rule);background:var(--paper)}
.detail-hd{
  font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);padding:13px 18px;border-bottom:1px solid var(--rule);background:var(--paper-3);
}
.detail-r{
  display:grid;grid-template-columns:118px 1fr;gap:14px;align-items:baseline;
  padding:13px 18px;border-bottom:1px solid var(--rule);
}
.detail-r:last-child{border-bottom:none}
.detail-k{font-family:var(--mono);font-size:9.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted)}
.detail-v{font-size:14px;line-height:1.55;color:var(--ink)}

/* ── category detail blocks ────────────────────────── */
.cat-block{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:clamp(24px,4vw,60px);align-items:center;
  padding:clamp(34px,4.5vw,62px) 0;border-bottom:1px solid var(--rule);
}
@media(max-width:860px){.cat-block{grid-template-columns:1fr;gap:24px}}
.cat-block:last-child{border-bottom:none}
.cat-block.flip .cat-fig{order:2}
@media(max-width:860px){.cat-block.flip .cat-fig{order:0}}
.cat-fig{position:relative;aspect-ratio:16/10;overflow:hidden;border:1px solid var(--rule);background:var(--paper-3)}
.cat-fig img{width:100%;height:100%;object-fit:cover;display:block}
.cat-fig .tag-n{
  position:absolute;top:12px;left:12px;
  font-family:var(--mono);font-size:10px;letter-spacing:.14em;color:var(--navy);
  background:rgba(255,255,255,.9);padding:4px 8px;line-height:1;
}
.cat-t{font-size:clamp(22px,2.6vw,30px);line-height:1.2;margin-bottom:12px}
.cat-p{font-size:15px;line-height:1.72;color:var(--ink-2);margin-bottom:20px;max-width:52ch}
.subhd{
  font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);padding-bottom:10px;border-bottom:1px solid var(--rule);margin-bottom:12px;
}
.subcats{display:flex;flex-wrap:wrap;gap:8px}
.subcats span{
  font-size:13px;color:var(--ink-2);border:1px solid var(--rule);
  padding:6px 11px;background:var(--paper);transition:border-color .2s,color .2s;
}
.subcats span:hover{border-color:var(--navy);color:var(--navy)}

/* ── closing CTA band ──────────────────────────────── */
.cta{background:var(--navy-2);color:#fff;position:relative;overflow:hidden}
.cta::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(to right,rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 90% 120% at 50% 50%,#000 25%,transparent 80%);
}
.cta-in{
  position:relative;padding:clamp(44px,6vw,80px) 0;
  display:flex;align-items:center;justify-content:space-between;gap:clamp(24px,4vw,56px);flex-wrap:wrap;
}
.cta-t{font-family:var(--serif);font-size:clamp(23px,3vw,36px);font-weight:600;line-height:1.18;max-width:22ch;color:#fff}
.cta-s{font-size:14.5px;line-height:1.65;color:rgba(255,255,255,.62);max-width:44ch;margin-top:12px}
.cta-acts{display:flex;gap:12px;flex-wrap:wrap}