/* ===========================================================
   Strata Energy Services — shared design system (dark)
   Master design language for the multi-page platform.
   Stripe / Ramp / Mercury / Datadog register, Texas-focused.
   =========================================================== */
:root{
  --navy:#06283F; --bg:#071A2E; --bg-2:#0A2138; --panel:#0E2A44; --panel-2:#11324F;
  --ink:#EAF1FB; --body:#B7C8DE; --slate:#A7BAD4; --muted:#7E96B5;
  --line:rgba(159,180,208,.16); --line-2:rgba(159,180,208,.28);
  --accent:#3F78D6; --accent-2:#5B9BF0; --accent-d:#2E63C4; --teal:#2BB6C4;
  --steel:#9DB0CB; --steel-2:#C7D4E6; --pos:#34C08A;
  --r:16px; --r-sm:10px; --r-lg:22px;
  --sh:0 1px 2px rgba(0,0,0,.3),0 18px 44px rgba(2,10,20,.5);
  --sh-sm:0 1px 2px rgba(0,0,0,.25),0 8px 22px rgba(2,10,20,.4);
  --max:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,Arial,sans-serif;color:var(--body);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px}
.eyebrow{font-family:"JetBrains Mono",monospace;font-size:12.5px;letter-spacing:2.5px;text-transform:uppercase;color:var(--accent-2);font-weight:600}
h1,h2,h3,h4{letter-spacing:-.02em;line-height:1.12;color:var(--ink)}
h1{font-size:clamp(34px,5vw,58px);font-weight:800}
h2{font-size:clamp(28px,3.4vw,42px);font-weight:800}
h3{font-size:22px;font-weight:700}
p{color:var(--body)}
.lede{color:var(--slate);font-size:clamp(16px,1.4vw,19px)}
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:600;font-size:15px;padding:13px 22px;border-radius:12px;border:1px solid transparent;cursor:pointer;transition:.18s}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 22px rgba(46,99,196,.4)}
.btn-primary:hover{background:var(--accent-2);transform:translateY(-1px)}
.btn-ghost{background:rgba(255,255,255,.04);color:var(--ink);border-color:var(--line-2)}
.btn-ghost:hover{border-color:var(--steel);background:rgba(255,255,255,.08)}
.btn-light{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.22)}
.btn-light:hover{background:rgba(255,255,255,.18)}
.btn-white{background:#fff;color:var(--navy)}
.btn-white:hover{transform:translateY(-1px)}
section{padding:84px 0}
.center{text-align:center}
.head{max-width:740px;margin:0 auto 46px}
.head.center{text-align:center}
.muted{color:var(--muted)}

/* NAV */
header.nav{position:sticky;top:0;z-index:50;background:rgba(7,26,46,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:70px}
.nav-logo img{height:34px;display:block}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{font-size:14.5px;font-weight:500;color:var(--slate)}
.nav-links a:hover,.nav-links a.active{color:var(--ink)}
.nav-cta{display:flex;gap:12px;align-items:center}
.nav-cta .req{font-size:14.5px;font-weight:600;color:var(--ink)}
.burger{display:none;background:none;border:0;color:var(--ink);cursor:pointer}
.burger svg{width:26px;height:26px;stroke:currentColor;fill:none;stroke-width:2}
.mobile-menu{display:none;flex-direction:column;gap:4px;padding:10px 28px 18px;background:var(--bg-2);border-bottom:1px solid var(--line)}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:9px 0 9px 14px;color:var(--slate);border-bottom:1px solid var(--line)}
/* dropdown / mega-menu */
.nav-links{gap:2px}
.nav-item{position:relative}
.nav-links .nl{display:inline-flex;align-items:center;gap:5px;font-size:14.5px;font-weight:500;color:var(--slate);padding:24px 12px;cursor:pointer}
.nav-links .nl:hover,.nav-item:hover .nl,.nav-item:focus-within .nl{color:var(--ink)}
.nl .car{width:13px;height:13px;stroke:currentColor;fill:none;stroke-width:2.2;transition:.2s;opacity:.7}
.nav-item:hover .car,.nav-item:focus-within .car{transform:rotate(180deg)}
.dropdown{position:absolute;top:100%;left:0;min-width:300px;background:var(--panel);border:1px solid var(--line-2);border-radius:14px;box-shadow:var(--sh);padding:10px;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .16s,transform .16s;z-index:60}
.dropdown.wide{min-width:560px}
.nav-item:hover .dropdown,.nav-item:focus-within .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dd-inner{display:grid;gap:2px}
.dropdown.wide .dd-inner{grid-template-columns:1fr 1fr}
.dropdown a{display:block;padding:10px 12px;border-radius:9px;color:var(--ink);font-weight:600;font-size:14px;transition:background .14s,color .14s}
.dropdown a span{display:block;color:var(--muted);font-weight:400;font-size:12px;margin-top:2px}
.dropdown a:hover{background:var(--panel-2);color:#fff}
.dropdown a:hover span{color:var(--steel-2)}
.dropdown a.viewall{color:var(--accent-2);font-size:13px}
.mobile-menu .m-cat{font-family:"JetBrains Mono",monospace;font-size:11px;letter-spacing:1px;text-transform:uppercase;color:var(--accent-2);padding:14px 0 2px;border:0}

/* PAGE HERO (subpages) */
.phero{padding:64px 0 56px;background:radial-gradient(900px 420px at 78% -10%,rgba(46,99,196,.26),rgba(46,99,196,0) 60%),linear-gradient(180deg,#08203a,#071A2E 72%)}
.phero h1{color:#fff;margin:14px 0 16px;max-width:18ch}
.phero .lede{max-width:620px}
.phero .hero-cta{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}
.crumb{font-size:12.5px;color:var(--muted);font-family:"JetBrains Mono",monospace;letter-spacing:.5px}
.crumb a:hover{color:var(--steel-2)}
.crumb span{margin:0 8px;opacity:.5}

/* CARDS / GRIDS */
.grid{display:grid;gap:18px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:26px;transition:.18s}
.card:hover{box-shadow:var(--sh);transform:translateY(-3px);border-color:var(--line-2)}
.card .ic{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,rgba(63,120,214,.18),rgba(43,182,196,.10));border:1px solid var(--line);display:grid;place-items:center;color:var(--accent-2);margin-bottom:16px}
.card .ic svg{width:23px;height:23px;stroke:currentColor;fill:none;stroke-width:1.8}
.card h3{margin-bottom:8px}
.card p{font-size:14.5px;color:var(--slate)}
.card .more{display:inline-block;margin-top:14px;color:var(--accent-2);font-weight:600;font-size:14px}
.hcard{display:flex;flex-direction:column}
.hcard .tag{font-family:"JetBrains Mono",monospace;font-size:11px;letter-spacing:1px;color:var(--muted);text-transform:uppercase;margin-bottom:6px}

/* LIST CHECKS */
.checks{list-style:none;display:grid;gap:13px}
.checks li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--slate)}
.checks .ck{flex:none;width:24px;height:24px;border-radius:7px;background:rgba(63,120,214,.16);color:var(--accent-2);display:grid;place-items:center;margin-top:1px;font-size:13px}
.checks b{color:var(--ink)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}

/* STAT BAND */
.stats{background:linear-gradient(180deg,#0A2138,#0C2742)}
.stats .row{display:grid;grid-template-columns:repeat(5,1fr);gap:26px}
.stat .n{font-size:clamp(26px,3vw,38px);font-weight:800;letter-spacing:-.02em;background:linear-gradient(90deg,#fff,#9CC0EE);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat .l{color:#9FB4D0;font-size:13.5px;margin-top:4px}
.stat-note{color:#5f779a;font-size:11.5px;margin-top:22px;text-align:center;font-family:"JetBrains Mono",monospace;letter-spacing:.5px}

/* STEPS / WORKFLOW */
.steps{display:grid;grid-template-columns:repeat(6,1fr);position:relative}
.steps:before{content:"";position:absolute;top:30px;left:8%;right:8%;height:2px;background:linear-gradient(90deg,var(--steel),var(--accent),var(--teal))}
.step{position:relative;padding:0 12px;text-align:center}
.step .num{width:60px;height:60px;border-radius:16px;margin:0 auto 16px;background:var(--panel);border:1px solid var(--line-2);box-shadow:var(--sh-sm);display:grid;place-items:center;color:var(--accent-2);position:relative;z-index:2}
.step .num svg{width:26px;height:26px;stroke:currentColor;fill:none;stroke-width:1.8}
.step .k{font-family:"JetBrains Mono",monospace;font-size:11px;color:var(--muted)}
.step h4{font-size:15.5px;font-weight:700;margin:3px 0 5px}
.step p{font-size:12.8px;color:var(--slate)}

/* COMPARISON TABLE */
.ctable{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.ctable th,.ctable td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);font-size:14px}
.ctable th{font-family:"JetBrains Mono",monospace;font-size:11px;letter-spacing:.8px;text-transform:uppercase;color:var(--muted);background:rgba(255,255,255,.02)}
.ctable td{color:var(--body)} .ctable tr:last-child td{border-bottom:0}
.ctable .yes{color:var(--pos);font-weight:700} .ctable .no{color:#6E86A8}

/* ARTICLE / MEDIA HUB CARDS */
.acard{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:.18s;display:flex;flex-direction:column}
.acard:hover{box-shadow:var(--sh);transform:translateY(-3px);border-color:var(--line-2)}
.acard .thumb{height:150px;background:linear-gradient(135deg,#0c2a47,#0a3a5e);position:relative;display:grid;place-items:center;color:#3a608a}
.thumb>svg{width:52px;height:52px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;opacity:.85}
.acard .thumb .cat{position:absolute;top:12px;left:12px;font-family:"JetBrains Mono",monospace;font-size:10px;letter-spacing:1px;text-transform:uppercase;color:var(--accent-2);background:rgba(7,26,46,.7);padding:4px 9px;border-radius:20px;border:1px solid var(--line)}
.acard .ac-in{padding:20px}
.acard h4{font-size:17px;margin-bottom:8px}
.acard p{font-size:13.5px;color:var(--slate)}
.acard .date{font-size:11.5px;color:var(--muted);margin-top:12px;font-family:"JetBrains Mono",monospace}

/* FAQ ACCORDION */
.faq{max-width:820px;margin:0 auto;display:grid;gap:12px}
.qa{background:var(--panel);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.qa button{width:100%;text-align:left;background:none;border:0;color:var(--ink);font-size:16px;font-weight:600;padding:18px 20px;cursor:pointer;display:flex;justify-content:space-between;gap:14px;align-items:center;font-family:inherit}
.qa button .pm{color:var(--accent-2);font-size:22px;transition:.2s;flex:none}
.qa .ans{max-height:0;overflow:hidden;transition:max-height .25s ease;color:var(--slate);font-size:14.5px}
.qa .ans p{padding:0 20px 18px}
.qa.open .ans{max-height:340px}
.qa.open .pm{transform:rotate(45deg)}

/* TABS */
.tabbar{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-bottom:26px}
.tab{background:var(--panel);border:1px solid var(--line);color:var(--slate);padding:10px 18px;border-radius:30px;cursor:pointer;font-size:14px;font-weight:600;transition:.18s}
.tab.on{background:var(--accent);color:#fff;border-color:var(--accent)}
.panel{display:none} .panel.on{display:block}

/* CALLOUT / NOTE */
.note-il{font-size:11.5px;color:#5f779a;font-style:italic;text-align:center;margin-top:18px}
.callout{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:12px;padding:18px 22px;color:var(--slate);font-size:14.5px}
.prose h3{margin:28px 0 10px;font-size:21px;color:var(--ink)}
.prose p{margin-bottom:14px;font-size:16px;color:var(--body)}
.prose ul{margin:0 0 16px 20px;color:var(--slate)}
.prose li{margin-bottom:8px}
.prose strong{color:var(--ink)}
.feature-img{width:100%;display:block;border-radius:var(--r-lg);border:1px solid var(--line);box-shadow:var(--sh);aspect-ratio:16/9;object-fit:cover}
.badge{display:inline-block;font-family:"JetBrains Mono",monospace;font-size:10.5px;letter-spacing:1px;text-transform:uppercase;color:var(--accent-2);border:1px solid var(--line-2);border-radius:20px;padding:4px 10px}
.soon{color:#E0B23E;border-color:rgba(224,178,62,.4)}

/* CTA BAND */
.cta{background:linear-gradient(120deg,#06283F 0%,#0B3A63 100%);text-align:center}
.cta h2{color:#fff;max-width:760px;margin:0 auto 14px}
.cta p{color:#A9BDD8;max-width:600px;margin:0 auto 28px}
.cta .row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* FORMS */
.form{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);padding:30px;box-shadow:var(--sh)}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;background:var(--bg-2);border:1px solid var(--line-2);border-radius:10px;color:var(--ink);padding:12px 14px;font-size:14.5px;font-family:inherit;transition:.15s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(63,120,214,.18)}
.field .hint{font-size:12px;color:var(--muted);margin-top:6px}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.dropzone{display:flex;flex-direction:column;align-items:center;border:2px dashed var(--line-2);border-radius:14px;padding:34px;text-align:center;color:var(--slate);cursor:pointer;transition:.18s;background:var(--bg-2)}
.dropzone:hover,.dropzone.drag{border-color:var(--accent);background:rgba(63,120,214,.08);color:var(--ink)}
.dropzone .di{width:48px;height:48px;border-radius:12px;background:rgba(63,120,214,.16);color:var(--accent-2);display:grid;place-items:center;margin:0 auto 14px}
.dropzone .di svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.8}
.dropzone b{color:var(--ink)} .dropzone .files{margin-top:12px;font-size:13px;color:var(--pos)}
.locrow{display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:12px;margin-bottom:12px;align-items:end}
.locrow .rm{background:rgba(255,255,255,.05);border:1px solid var(--line-2);color:var(--muted);border-radius:9px;width:42px;height:44px;cursor:pointer}
.addloc{background:none;border:1px dashed var(--line-2);color:var(--accent-2);border-radius:10px;padding:11px 16px;font-weight:600;cursor:pointer;font-size:14px;font-family:inherit}
.int-note{background:rgba(52,192,138,.12);border:1px solid rgba(52,192,138,.4);color:#9fe9c8;border-radius:10px;padding:14px 16px;font-size:14px}

/* FOOTER */
footer{background:#05172A;color:#9FB4D0;padding:60px 0 30px;font-size:14px;border-top:1px solid var(--line)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px;margin-bottom:38px}
footer .logo img{height:30px;margin-bottom:14px}
footer p.desc{color:#7E97B8;max-width:300px;font-size:13.5px}
footer h6{color:#fff;font-size:12px;letter-spacing:1px;text-transform:uppercase;margin-bottom:14px;font-family:"JetBrains Mono",monospace}
footer ul{list-style:none;display:grid;gap:9px}
footer ul a{color:#9FB4D0;font-size:13.5px}
footer ul a:hover{color:#fff}
.social{display:flex;gap:10px;margin-top:18px}
.social a{width:36px;height:36px;border-radius:9px;border:1px solid var(--line-2);display:grid;place-items:center;color:#9FB4D0;transition:.18s}
.social a:hover{color:#fff;border-color:var(--accent);background:rgba(63,120,214,.14);transform:translateY(-2px)}
.social svg{width:18px;height:18px}
.foot-bot{border-top:1px solid rgba(159,180,208,.16);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:#6E86A8;font-size:12.5px}
.foot-bot a{color:#9FB4D0}

/* cookie notice */
.notice-bar{position:fixed;left:16px;right:16px;bottom:16px;z-index:80;max-width:760px;margin:0 auto;display:flex;align-items:center;gap:14px;background:#0A2138;color:#cdd9ea;border:1px solid var(--line-2);border-radius:14px;padding:14px 18px;box-shadow:0 18px 50px rgba(2,10,20,.6);font-size:13.5px}
.notice-bar svg{width:22px;height:22px;flex:none;color:#7FB0E8}
.notice-bar a{color:#fff;text-decoration:underline}.notice-bar .x{margin-left:auto}
.notice-bar .btn.q{background:#2E63C4;color:#fff;border:none;border-radius:9px;padding:8px 14px;font-weight:600;font-size:13px;cursor:pointer}

@media(max-width:980px){
  .nav-links,.nav-cta .req{display:none}
  .burger{display:block}
  .g-4{grid-template-columns:repeat(2,1fr)}
  .g-3{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:34px}
  .stats .row{grid-template-columns:repeat(3,1fr);gap:24px 18px}
  .steps{grid-template-columns:repeat(3,1fr);row-gap:34px}.steps:before{display:none}
  .frow,.locrow{grid-template-columns:1fr}
  .locrow .rm{width:100%}
}
@media(max-width:560px){
  section{padding:60px 0}
  .g-4,.g-3,.g-2,.stats .row,.steps{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}