/* Delta 7 Group — stylesheet v2
   Palette: navy-ink #12151C · surface #F5F6F8 · card #FFFFFF · signal #C8102E · slate #5C6470 · line #E1E4E9 */
:root {
  --ink:#12151C; --ink-2:#1B1F28; --surface:#F5F6F8; --card:#fff; --red:#C8102E; --red-dark:#A40D25; --slate:#5C6470; --line:#E1E4E9;
  --display:"Inter Tight", system-ui, sans-serif; --body:"Inter", system-ui, sans-serif; --mono:"IBM Plex Mono", ui-monospace, monospace;
  --max:1200px; --pad:clamp(20px,4vw,56px); --r:14px; --shadow:0 1px 2px rgba(18,21,28,.04), 0 8px 24px rgba(18,21,28,.06); --shadow-lg:0 12px 40px rgba(18,21,28,.14);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--body);color:var(--ink);background:var(--surface);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--display);font-weight:600;line-height:1.08;letter-spacing:-0.025em;margin:0 0 .45em;text-wrap:balance}
h1{font-size:clamp(38px,5.2vw,66px);font-weight:700}
h2{font-size:clamp(28px,3.2vw,42px)}
h3{font-size:clamp(20px,1.8vw,23px)}
h4{font-size:13px;text-transform:uppercase;letter-spacing:.1em;color:var(--slate);font-weight:600}
p{margin:0 0 1em}
.mono{font-family:var(--mono);font-size:12.5px;letter-spacing:.02em}
.eyebrow{display:inline-flex;align-items:center;gap:10px;text-transform:uppercase;color:var(--red);font-weight:500;margin-bottom:18px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--red)}
.page-hero .eyebrow,.hero .eyebrow{font-size:15px;font-weight:500;letter-spacing:.08em;margin-bottom:22px}
.page-hero .eyebrow::before,.hero .eyebrow::before{width:32px}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:8px 12px}
.skip:focus{left:8px;z-index:99}
:focus-visible{outline:3px solid var(--red);outline-offset:3px}
.hidden{display:none}

/* Top line + header */
.topline{display:flex;justify-content:space-between;gap:16px;padding:8px var(--pad);background:var(--ink);color:#AEB4BE;font-family:var(--mono);font-size:12px;text-transform:uppercase;letter-spacing:.1em}
.topline a{color:#fff;text-decoration:none}
.topline span:nth-child(2){display:none}
.site-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:8px var(--pad);background:rgba(255,255,255,.86);backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line)}
.brand{font-family:var(--display);font-weight:700;font-size:20px;letter-spacing:-.02em;text-decoration:none;white-space:nowrap}
.brand-7{color:var(--red);font-weight:800}

.nav{display:flex;gap:6px;align-items:center}
.nav a{text-decoration:none;font-weight:500;font-size:15px;padding:8px 14px;border-radius:999px;transition:background .15s}
.nav a:hover{background:var(--surface)}
.nav-cta{background:var(--ink);color:#fff;margin-left:10px}
.nav-cta:hover{background:var(--red)!important;color:#fff}
.nav-toggle{display:none;font:500 14px var(--body);background:none;border:1px solid var(--line);padding:9px 16px;border-radius:999px;cursor:pointer}

/* Layout */
main>section{padding:clamp(44px,5vw,72px) var(--pad);max-width:var(--max);margin:0 auto}
.btn{display:inline-flex;align-items:center;gap:8px;text-decoration:none;background:var(--red);color:#fff;font-weight:600;font-size:15px;padding:14px 24px;border-radius:999px;border:1px solid var(--red);transition:.15s}
.btn:hover{background:var(--red-dark);border-color:var(--red-dark);transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--ink);border-color:rgba(18,21,28,.25)}
.btn-outline:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn-light{background:#fff;color:var(--ink);border-color:#fff}
.btn-light:hover{background:#eee;border-color:#eee}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.textlink{font-weight:600;color:var(--red);text-decoration:none}
.textlink:hover{text-decoration:underline}
.lede{font-size:clamp(17px,1.4vw,20px);color:var(--slate);max-width:60ch;line-height:1.65}
.prose{max-width:66ch}
.prose p,.two-col p{line-height:1.7}

/* Home hero */
.hero{position:relative;max-width:none!important;margin:0!important;padding:clamp(64px,8vw,120px) max(var(--pad),calc((100% - var(--max))/2)) clamp(96px,10vw,150px);color:#fff;isolation:isolate;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;z-index:-2;background:
  radial-gradient(900px 600px at 82% 40%, rgba(200,16,46,.28), transparent 60%),
  radial-gradient(700px 500px at 10% 90%, rgba(70,90,130,.28), transparent 60%),
  linear-gradient(180deg,#151924 0%,#12151C 100%)}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:
  repeating-linear-gradient(0deg, rgba(255,255,255,.035) 0 1px, transparent 1px 64px),
  repeating-linear-gradient(90deg, rgba(255,255,255,.035) 0 1px, transparent 1px 64px),
  radial-gradient(circle at 82% 40%, transparent 0 199px, rgba(255,255,255,.07) 200px 201px, transparent 202px 319px, rgba(255,255,255,.05) 320px 321px, transparent 322px 459px, rgba(255,255,255,.035) 460px 461px, transparent 462px);
  -webkit-mask-image:linear-gradient(180deg,#000 60%,transparent);mask-image:linear-gradient(180deg,#000 60%,transparent)}
.hero{display:grid;grid-template-columns:1.35fr 1fr;gap:clamp(32px,5vw,80px);align-items:center}
.hero .eyebrow{color:#FF5C6E}.hero .eyebrow::before{background:#FF5C6E}
.hero .lede{color:#C3C8D1}
.hero .btn-outline{color:#fff;border-color:rgba(255,255,255,.4)}
.hero .btn-outline:hover{background:#fff;color:var(--ink);border-color:#fff}
.file-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--r);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);padding:8px;margin-top:0!important;justify-self:end;width:100%;max-width:440px}
.file-tab{position:static;background:none;color:#AEB4BE;padding:12px 16px 8px;text-transform:uppercase;letter-spacing:.12em;font-size:12px}
.file-card a{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;text-decoration:none;border-radius:10px;font-family:var(--display);font-size:17px;line-height:1.3;font-weight:600;letter-spacing:-.01em;transition:background .15s}
.file-card a .mono{color:#AEB4BE;font-size:12px;text-align:right;white-space:nowrap}
.file-card a:hover{background:rgba(255,255,255,.1)}

/* Drone page */
.hero-drone{grid-template-columns:1.1fr 1fr}
.airspace{width:100%;max-width:520px;justify-self:end}
.airspace .sweep{transform-origin:300px 180px;animation:sweep 6s linear infinite}
@keyframes sweep{to{transform:rotate(360deg)}}
.tactical{width:100%;border-radius:12px;box-shadow:var(--shadow-lg)}
.map-row{align-items:center}
.map-row .small{margin-top:12px}
.compat{color:var(--slate);border-top:1px solid var(--line);padding-top:14px;margin-top:8px}
@media(prefers-reduced-motion:reduce){.airspace .sweep{animation:none}}

.hero-page{grid-template-columns:1.1fr 1fr;padding-bottom:clamp(56px,7vw,96px)!important}
.hero-page+section{padding-top:clamp(44px,5vw,72px)!important}
.pagegfx{width:100%;max-width:520px;justify-self:end;filter:drop-shadow(0 20px 40px rgba(0,0,0,.45))}
.rv{opacity:0;transform:translateY(14px);transition:opacity .55s ease,transform .55s ease}
.rv.in{opacity:1;transform:none}


.hero-home{display:block;padding-top:clamp(48px,6vw,80px)}
.hero-grid{display:grid;grid-template-columns:minmax(300px,400px) 1fr;gap:clamp(40px,6vw,96px);align-items:center}
.hero-mark{display:flex;justify-content:center}
.hero-mark .logo{width:100%;max-width:400px;height:auto;display:block;filter:drop-shadow(0 24px 60px rgba(225,17,44,.35))}
.hero-home h1{font-size:clamp(32px,3.6vw,50px);max-width:20ch}
.hero-home .lede{max-width:58ch}
.practice-strip{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin:56px auto 0;max-width:1180px;padding-top:32px;border-top:1px solid rgba(255,255,255,.12)}
.practice-strip .mono{width:100%;text-align:center;color:#AEB4BE;text-transform:uppercase;letter-spacing:.14em;font-size:13px;margin-bottom:10px}
.practice-strip a{color:#fff;text-decoration:none;font-weight:500;font-size:16.5px;padding:14px 22px;border:1px solid rgba(255,255,255,.18);border-radius:999px;transition:.15s;display:inline-flex;align-items:center;gap:8px}
.practice-strip a:hover{background:#fff;color:var(--ink);border-color:#fff}
.practice-strip em{font-style:normal;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;background:var(--red);color:#fff;padding:2px 6px;border-radius:4px}
.foot-logo{width:180px;margin-bottom:18px}.foot-logo .logo{width:100%;height:auto;display:block}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;padding:0!important;margin-top:-40px!important;position:relative;z-index:2;box-shadow:var(--shadow)}
.stats div{background:var(--card);padding:26px 24px;display:flex;flex-direction:column;gap:4px}
.stats strong{font-family:var(--display);font-size:30px;font-weight:700;letter-spacing:-.03em}
.stats span{font-size:14px;color:var(--slate);line-height:1.45}

/* Clients */
.clients{padding-top:48px!important;padding-bottom:48px!important}
.clients .eyebrow{color:var(--slate);display:block;text-align:center;font-family:var(--mono);font-weight:400}
.clients .eyebrow::before{display:none}
.logo-wall{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:12px}
.logo-wall img{width:100%;aspect-ratio:3/2;object-fit:contain;background:#fff;padding:14px;border-radius:10px;border:1px solid var(--line);filter:grayscale(1);opacity:.75;transition:.2s}
.logo-wall img:hover{filter:none;opacity:1;box-shadow:var(--shadow)}

/* About */
.about-band{display:grid;grid-template-columns:1fr 1.25fr;gap:56px;align-items:start}
.about-band h2{font-size:clamp(30px,3.4vw,44px)}

/* Services */
.services-grid{padding-top:0!important}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:18px}
.svc{background:var(--card);padding:30px 28px 26px;text-decoration:none;display:flex;flex-direction:column;gap:10px;border-radius:var(--r);border:1px solid var(--line);position:relative;transition:transform .2s,box-shadow .2s,border-color .2s}
.svc::before{content:"";width:36px;height:3px;background:var(--red);border-radius:2px;margin-bottom:6px}
.svc p{color:var(--slate);font-size:15.5px;flex:1;line-height:1.6}
.svc .mono{color:var(--red);font-family:var(--body);font-weight:600;font-size:14px}
.svc:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:transparent}

/* Recent matters */
.matters{display:grid;grid-template-columns:1fr 1.5fr;gap:56px;align-items:start;padding-top:0!important}
.matter-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.matter-list li{display:grid;grid-template-columns:150px 1fr;gap:20px;align-items:start;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 22px}
.matter-list .mono{color:var(--red);text-transform:uppercase;letter-spacing:.08em;padding-top:4px;font-weight:500}
.matter-list p{margin:0;font-size:16px;color:#3A3F48;line-height:1.6}


/* Leaders */
.leaders{display:grid;grid-template-columns:1fr;gap:16px;padding-top:0!important}
.leader{display:grid;grid-template-columns:180px 1fr;gap:32px;background:var(--card);padding:28px;border-radius:var(--r);border:1px solid var(--line);align-items:start;box-shadow:var(--shadow)}
.leader img{width:180px;aspect-ratio:3/4;object-fit:cover;border-radius:10px}
.leader-badge{width:180px;aspect-ratio:3/4;background:var(--ink);display:grid;place-items:center;padding:22px;border-radius:10px}
.leader-badge.big{width:260px;aspect-ratio:1}
.leader p{font-size:16px;color:var(--slate);max-width:72ch}
.leader .eyebrow{margin-bottom:8px}

.leader.leader-text{grid-template-columns:1fr}
.leader.leader-text p{max-width:80ch}
.bio.bio-text{grid-template-columns:1fr}
.bio.bio-text .prose{max-width:80ch}
.leader .eyebrow{flex-wrap:wrap}

/* Credentials */
.creds{padding-top:0!important}
.cred-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:12px}
.cred-list li{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px 18px 16px 44px;position:relative;font-size:15px}
.cred-list li::before{content:"";position:absolute;left:18px;top:21px;width:12px;height:12px;border-radius:50%;background:var(--red)}
.seals{display:flex;gap:40px;justify-content:center}
.seals img{height:150px;width:auto}

/* CTA band */
.cta-band{background:var(--ink)!important;color:#fff;max-width:none!important;padding:44px max(var(--pad),calc((100% - var(--max))/2))!important;display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap;border-bottom:1px solid #262B35}
.cta-band p{font-family:var(--display);font-size:clamp(26px,2.8vw,38px);font-weight:600;letter-spacing:-.02em;margin:0;max-width:24ch}
.cta-band div{display:flex;gap:12px;flex-wrap:wrap}

/* Inner pages */
.page-hero{padding-top:clamp(48px,6vw,80px);padding-bottom:clamp(36px,4vw,56px)!important}
.page-hero.has-img{display:grid;grid-template-columns:1.15fr 1fr;gap:56px;align-items:center}
.page-hero img{aspect-ratio:4/3;object-fit:cover;border-radius:var(--r);box-shadow:var(--shadow-lg)}
.how-we-work{padding-top:0!important}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:56px;padding-top:0!important}
.two-col h2{font-size:26px;margin-top:8px;margin-bottom:18px}
.two-col h2+h2,.two-col ul+h2,.two-col ol+h2,.two-col p+h2{margin-top:36px}
.checks{list-style:none;padding:0;margin:0 0 8px}
.checks li{padding:11px 0 11px 28px;border-bottom:1px solid var(--line);position:relative;font-size:16px;line-height:1.55}
.checks li::before{content:"";position:absolute;left:2px;top:19px;width:10px;height:10px;border-radius:50%;background:var(--red)}
.steps{padding-left:0;margin:0 0 8px;list-style:none;counter-reset:s}
.steps li{counter-increment:s;padding:14px 0 14px 52px;border-bottom:1px solid var(--line);position:relative;font-size:16px;line-height:1.55}
.steps li::before{content:counter(s,decimal-leading-zero);position:absolute;left:0;top:14px;width:36px;height:36px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font-family:var(--mono);font-size:12px}
.callout{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--red);border-radius:var(--r);padding:28px 32px!important;margin-top:0!important;margin-bottom:56px!important;box-shadow:var(--shadow)}
.callout p:last-child{margin:0}
.callout p{max-width:78ch;line-height:1.7}
.bio{display:grid;grid-template-columns:300px 1fr;gap:56px;align-items:start;padding-top:0!important}
.bio img{border-radius:var(--r);box-shadow:var(--shadow-lg)}
.big-contact{font-family:var(--display);font-size:32px;font-weight:600;letter-spacing:-.02em;margin:0 0 6px}
.big-contact a{text-decoration:none}
.small{font-size:13px;color:var(--slate)}
form label{display:block;font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;margin-bottom:16px;color:var(--slate)}
form input,form textarea{display:block;width:100%;margin-top:8px;padding:13px 14px;font:16px var(--body);border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink)}
form input:focus,form textarea:focus{border-color:var(--ink);outline:none;box-shadow:0 0 0 3px rgba(18,21,28,.08)}
.legal h2{font-size:24px;margin-top:40px}
.legal p,.legal li{font-size:15.5px;line-height:1.7;color:#3A3F48}

/* Footer */
.site-footer{background:var(--ink);color:#9AA1AC;padding:40px var(--pad) 24px}
.foot-grid{max-width:var(--max);margin:0 auto 24px;display:grid;grid-template-columns:1.2fr 1fr .8fr;gap:32px;align-items:start}

.site-footer h4{color:#fff;margin-bottom:10px}
.site-footer a{color:#D6DAE0;text-decoration:none;display:block;padding:3px 0;font-size:15px;line-height:1.4}
.site-footer .mono a{display:inline}
.site-footer a:hover{color:#fff}
.disclaimer{max-width:var(--max);margin:0 auto 10px;font-size:13px;line-height:1.55;color:#8C94A1;border-top:1px solid #262B35;padding-top:18px}
.copyright{max-width:var(--max);margin:0 auto;color:#6B7381}

/* Responsive */
@media(min-width:900px){.topline span:nth-child(2){display:inline}}
@media(max-width:900px){
  .hero,.hero-drone,.hero-page,.about-band,.leaders,.two-col,.page-hero.has-img,.bio,.foot-grid,.matters{grid-template-columns:1fr}
  .airspace,.pagegfx{justify-self:center;max-width:440px}
  .hero-grid{grid-template-columns:1fr;text-align:center}.hero-mark .logo{max-width:260px}.hero-home h1,.hero-home .lede{margin-left:auto;margin-right:auto}.hero-home .eyebrow{justify-content:center;display:block}.hero-home .eyebrow::before{display:none}.hero-home .actions{justify-content:center}
  
  .matter-list li{grid-template-columns:1fr;gap:6px}
  .stats{grid-template-columns:1fr 1fr;margin-top:0!important}
  .file-card{justify-self:stretch;max-width:none}
  .nav-toggle{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;flex-direction:column;align-items:stretch;gap:0;border-bottom:1px solid var(--line);padding:8px 0}
  .nav.open{display:flex}
  .nav a{padding:14px var(--pad);border-radius:0}
  .nav-cta{margin:10px var(--pad);text-align:center;justify-content:center;border-radius:999px!important}
  .leader{grid-template-columns:1fr}.leader img,.leader-badge{width:140px}
  .leader-badge.big{width:180px}
  .bio img{max-width:300px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.svc,.btn,.logo-wall img{transition:none}}