/*
Theme Name: BLACK OIL — Smart Technology Development
Theme URI: https://blackoil.net/
Author: BLACK OIL
Description: Responsive corporate WordPress theme based on the BLACK OIL service website. Includes Customizer controls for section visibility and contact details.
Version: 1.0.0
Requires at least: 5.8
Requires PHP: 7.4
Text Domain: black-oil
*/
:root{--bg:#060a0f;--panel:#0d151f;--panel2:#111d2a;--text:#f4f7fa;--muted:#9eacba;--blue:#249ddd;--cyan:#41d0e6;--gold:#d39d3a;--red:#e24b4b;--line:#203142;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6;overflow-x:hidden}a{color:inherit;text-decoration:none}.container{width:min(var(--max),calc(100% - 40px));margin:auto}
.site-nav{position:fixed;z-index:100;top:0;left:0;right:0;background:rgba(6,10,15,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.06)}.navin{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-weight:850;letter-spacing:.13em;font-size:17px;white-space:nowrap}.brand .oil{color:var(--red)}.brand-sub{display:block;color:#8ccbd2;font-size:7px;letter-spacing:.24em;margin-top:2px}.navlinks{display:flex;gap:25px;font-size:13px;color:var(--muted);align-items:center}.navlinks a:hover{color:#fff}.mobile-menu{display:none;border:1px solid var(--line);background:var(--panel);color:#fff;border-radius:8px;padding:8px 11px;font-size:18px;cursor:pointer}
.hero{min-height:720px;display:grid;place-items:center;position:relative;overflow:hidden;padding:110px 0 70px}.hero:before{content:"";position:absolute;width:650px;height:650px;border-radius:50%;background:radial-gradient(circle,rgba(36,157,220,.15),transparent 65%);right:-120px;top:50px;pointer-events:none}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center}.kicker{color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.18em;text-transform:uppercase}.hero h1{font-size:clamp(44px,7vw,86px);line-height:.98;margin:16px 0 18px;letter-spacing:-.045em;max-width:850px}.hero p{font-size:20px;color:var(--muted);max-width:700px}.cta{display:inline-flex;gap:10px;margin-top:24px;padding:13px 19px;border:1px solid var(--blue);border-radius:8px;background:rgba(36,157,220,.08);font-weight:700;font-size:14px;transition:.2s}.cta:hover{background:rgba(36,157,220,.18);transform:translateY(-1px)}.visual{height:430px;position:relative;display:grid;place-items:center}.drop{width:170px;height:220px;background:linear-gradient(145deg,#111923,#020405);border:1px solid #3c4b58;border-radius:58% 58% 62% 62% / 65% 65% 45% 45%;transform:rotate(45deg);box-shadow:0 0 80px rgba(211,157,58,.18)}.drop:after{content:"";position:absolute;width:60px;height:60px;border:2px solid var(--gold);border-radius:50%;right:-110px;top:20px;box-shadow:90px 70px 0 -27px var(--cyan),140px 0 0 -27px var(--blue)}.network{position:absolute;inset:0}.network span{position:absolute;width:7px;height:7px;background:var(--cyan);border-radius:50%;box-shadow:0 0 18px var(--cyan)}.network i{position:absolute;height:1px;background:linear-gradient(90deg,transparent,var(--blue),transparent);transform-origin:left center}
section{padding:95px 0;scroll-margin-top:78px}.section-head{max-width:800px;margin-bottom:45px}.section-head h2{font-size:clamp(32px,4vw,52px);line-height:1.08;margin:10px 0}.section-head p{color:var(--muted);font-size:17px}.services{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.service-card{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:14px;padding:30px;position:relative;overflow:hidden;min-width:0}.service-card:before{content:"";position:absolute;left:0;top:0;width:3px;height:100%;background:var(--blue);opacity:.8}.service-card:nth-child(3n):before{background:var(--gold)}.service-card:nth-child(2n):before{background:var(--cyan)}.icon{width:52px;height:52px;color:var(--blue);margin-bottom:17px}.icon svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.service-card h3{font-size:23px;margin:0 0 10px}.desc{color:var(--muted);margin-top:0}.service-card ul{padding-left:18px;margin-bottom:0}.service-card li{margin:8px 0;color:#d6dee6;font-size:14px}.subservice{margin-top:24px;padding:20px;border:1px solid rgba(65,208,230,.25);border-radius:11px;background:rgba(65,208,230,.045)}.subservice h4{margin:0 0 8px;font-size:17px;color:#fff}.subservice p{margin:0;color:#b9c9d4;font-size:14px}.tag{display:inline-block;font-size:9px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan);border:1px solid rgba(65,208,230,.3);padding:4px 7px;border-radius:999px;margin-bottom:9px}
.value{background:linear-gradient(135deg,#0b121a,#101d2a);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.value-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.value-card{padding:30px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.02)}.value-card strong{display:block;font-size:17px;margin-bottom:8px}.value-card p{margin:0;color:var(--muted)}.workflow{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;margin-top:35px}.step{text-align:center}.stepno{width:58px;height:58px;margin:0 auto 14px;border-radius:50%;display:grid;place-items:center;background:var(--panel2);border:1px solid var(--blue);color:var(--blue);font-weight:800}.step h4{font-size:12px;letter-spacing:.12em;margin:0}.ai{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.dashboard{border:1px solid var(--line);border-radius:16px;background:#0b1118;padding:22px;box-shadow:0 30px 80px rgba(0,0,0,.3);overflow:hidden}.dash-top{display:flex;justify-content:space-between;gap:15px;color:var(--muted);font-size:12px}.ai-graph{margin-top:12px}.ai-graph svg{display:block;width:100%;height:auto}.ai-suggestion{margin-top:10px;padding:10px 12px;border:1px solid rgba(65,208,230,.22);border-radius:8px;background:rgba(65,208,230,.05);font-size:11px;color:#d7e5eb}.ai-suggestion span{display:block;color:#41d0e6;font-size:9px;font-weight:800;letter-spacing:.12em;margin-bottom:4px}.ai-note{margin-top:8px;color:#6f8492;font-size:9px;line-height:1.4}.commercial{background:linear-gradient(135deg,#0b121a,#101d2a)}
.contact-box{display:grid;grid-template-columns:1.3fr .7fr;gap:30px;align-items:stretch}.contact-panel{padding:30px;border:1px solid var(--line);border-radius:14px;background:linear-gradient(180deg,var(--panel2),var(--panel))}.contact-panel h3{margin-top:0}.contact-email{font-size:20px;font-weight:750;color:#fff;word-break:break-word}.optional-contact{color:var(--muted);font-size:14px;margin-top:18px}.contact-note{font-size:12px;color:#718393;margin-top:12px}.site-footer{padding:50px 0;border-top:1px solid var(--line);color:var(--muted)}.footer-grid{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}.small{font-size:12px;letter-spacing:.1em;text-transform:uppercase}.hidden-section{display:none!important}
@media(max-width:900px){.hero-grid,.ai,.contact-box{grid-template-columns:1fr}.visual{height:290px;order:-1}.hero{padding-top:100px}.services,.value-grid{grid-template-columns:1fr}.workflow{grid-template-columns:repeat(3,1fr)}.navlinks{display:none}.mobile-menu{display:block}.navlinks.is-open{display:flex;position:absolute;top:72px;left:0;right:0;background:rgba(6,10,15,.98);border-bottom:1px solid var(--line);padding:18px 20px;flex-direction:column;align-items:flex-start;gap:15px}.container{width:min(var(--max),calc(100% - 32px))}}
@media(max-width:600px){.hero{min-height:auto;padding:110px 0 65px}.hero h1{font-size:clamp(40px,13vw,58px)}.hero p{font-size:17px}.visual{height:220px}.drop{width:115px;height:150px}.drop:after{right:-70px;width:42px;height:42px}.service-card{padding:24px}.section-head{margin-bottom:30px}.section-head h2{font-size:34px}.workflow{grid-template-columns:1fr 1fr}.dash-top{font-size:9px}.contact-panel{padding:24px}}
@media(max-width:380px){.workflow{grid-template-columns:1fr}.brand{font-size:15px}.brand-sub{font-size:6px}}