/* ============================================================
   DeepshiTech — design tokens
   ============================================================ */
:root{
  --bg: #0b0b0c;
  --surface: #141416;
  --surface-2: #1c1c1f;
  --line: #2a2a2e;
  --text: #f2f1ed;
  --muted: #9a9a9f;
  --accent: #f0a63f;
  --accent-deep: #c97f1f;
  --accent-soft: rgba(240,166,63,.12);
  --radius: 2px;
  --font-display: 'Space Grotesk', 'Arial Narrow', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;
  --maxw: 1240px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;line-height:1.08;margin:0;letter-spacing:-.01em;}
p{margin:0;}
button{font-family:inherit;cursor:pointer;}
input,select,textarea{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px;}
@media(max-width:720px){.wrap{padding:0 20px;}}

.eyebrow{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--accent);
  display:inline-flex;
  align-items:center;
  gap:10px;
}
.eyebrow::before{content:'';width:18px;height:1px;background:var(--accent);}

.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 26px;
  border:1px solid var(--accent);
  color:var(--bg);
  background:var(--accent);
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.04em;
  border-radius:var(--radius);
  transition:background .18s ease, color .18s ease, transform .18s ease;
}
.btn:hover{background:transparent;color:var(--accent);transform:translateY(-1px);}
.btn.ghost{background:transparent;color:var(--text);border-color:var(--line);}
.btn.ghost:hover{border-color:var(--accent);color:var(--accent);}
.btn svg{width:14px;height:14px;flex-shrink:0;}

/* ============================================================
   Low-poly mesh motif (signature background element)
   ============================================================ */
.mesh-bg{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0;opacity:.5;}
.mesh-bg svg{position:absolute;top:-10%;right:-10%;width:70%;height:auto;min-width:520px;}

/* ============================================================
   Header
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(11,11,12,.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:78px;}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:20px;}
.logo .mark{color:var(--accent);font-size:26px;}
.logo small{display:block;font-family:var(--font-mono);font-size:9px;letter-spacing:.16em;color:var(--muted);font-weight:400;text-transform:uppercase;}

.main-nav{display:flex;align-items:center;gap:36px;}
.main-nav > ul{display:flex;align-items:center;gap:32px;}
.main-nav a.top-link{
  font-size:14px;font-weight:500;color:var(--text);
  padding:8px 0;position:relative;
}
.main-nav a.top-link::after{
  content:'';position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--accent);
  transition:width .2s ease;
}
.main-nav a.top-link:hover::after,
.main-nav li.has-mega:hover a.top-link::after{width:100%;}
.main-nav li.has-mega{position:static;}

.header-right{display:flex;align-items:center;gap:18px;}

/* language switcher */
.lang-switch{position:relative;}
.lang-btn{
  display:flex;align-items:center;gap:8px;
  background:transparent;border:1px solid var(--line);color:var(--text);
  padding:8px 12px;border-radius:var(--radius);font-size:13px;font-family:var(--font-mono);
}
.lang-btn:hover{border-color:var(--accent);}
.lang-flag{font-size:16px;line-height:1;}
.lang-menu{
  position:absolute;top:calc(100% + 10px);right:0;
  background:var(--surface);border:1px solid var(--line);
  min-width:190px;border-radius:var(--radius);
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:all .18s ease;
  padding:6px;
  z-index:50;
}
.lang-switch.open .lang-menu{opacity:1;visibility:visible;transform:translateY(0);}
.lang-menu button{
  display:flex;align-items:center;gap:10px;width:100%;
  background:none;border:none;color:var(--text);text-align:left;
  padding:9px 10px;font-size:13px;border-radius:var(--radius);
}
.lang-menu button:hover{background:var(--surface-2);color:var(--accent);}
.lang-menu button[aria-current="true"]{color:var(--accent);}

.burger{
  display:none;flex-direction:column;gap:5px;background:none;border:none;padding:8px;
}
.burger span{width:22px;height:2px;background:var(--text);display:block;}

/* Mega menu (Services) */
.mega{
  position:absolute;left:0;right:0;top:100%;
  background:var(--surface);border-bottom:1px solid var(--line);
  box-shadow:0 24px 48px rgba(0,0,0,.5);
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:all .22s ease;
}
li.has-mega:hover .mega,
li.has-mega:focus-within .mega{opacity:1;visibility:visible;transform:translateY(0);}
.mega-inner{max-width:var(--maxw);margin:0 auto;padding:36px 32px 44px;display:grid;grid-template-columns:1.1fr 1.6fr;gap:48px;}
.mega-featured h4{font-size:12px;font-family:var(--font-mono);letter-spacing:.1em;color:var(--muted);text-transform:uppercase;margin-bottom:16px;}
.mega-featured .featured-service{display:block;padding:16px 0;border-bottom:1px solid var(--line);}
.mega-featured .featured-service .fnum{font-family:var(--font-mono);color:var(--accent);font-size:12px;}
.mega-featured .featured-service .fname{display:block;font-family:var(--font-display);font-size:22px;margin-top:6px;}
.mega-featured .sub-list{margin-top:14px;display:grid;grid-template-columns:1fr 1fr;gap:6px 20px;}
.mega-featured .sub-list a{font-size:13px;color:var(--muted);padding:4px 0;display:block;}
.mega-featured .sub-list a:hover{color:var(--accent);}

.mega-grid h4{font-size:12px;font-family:var(--font-mono);letter-spacing:.1em;color:var(--muted);text-transform:uppercase;margin-bottom:16px;}
.mega-grid ul{display:grid;grid-template-columns:1fr 1fr;gap:2px 28px;}
.mega-grid li a{
  display:flex;align-items:center;justify-content:space-between;
  padding:11px 4px;font-size:14px;border-bottom:1px solid var(--line);
}
.mega-grid li a:hover{color:var(--accent);}
.mega-grid li a .arrow{opacity:0;transform:translateX(-4px);transition:all .15s ease;font-family:var(--font-mono);}
.mega-grid li a:hover .arrow{opacity:1;transform:translateX(0);}

/* ============================================================
   Mobile nav drawer
   ============================================================ */
.mobile-drawer{
  position:fixed;inset:0;background:var(--bg);z-index:200;
  transform:translateX(100%);transition:transform .3s ease;
  overflow-y:auto;
}
.mobile-drawer.open{transform:translateX(0);}
.mobile-drawer .drawer-top{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid var(--line);}
.mobile-drawer .drawer-close{background:none;border:none;color:var(--text);font-size:28px;line-height:1;}
.mobile-drawer nav{padding:20px;}
.mobile-drawer .m-link{display:block;padding:16px 4px;font-family:var(--font-display);font-size:24px;border-bottom:1px solid var(--line);}
.mobile-drawer .m-link.active{color:var(--accent);}
.mobile-drawer .m-services-list{padding:6px 4px 18px 4px;}
.mobile-drawer .m-services-list summary{cursor:pointer;font-family:var(--font-display);font-size:24px;padding:16px 0;list-style:none;}
.mobile-drawer .m-services-list summary::-webkit-details-marker{display:none;}
.mobile-drawer .m-sub{padding:6px 0 12px 14px;border-left:1px solid var(--line);}
.mobile-drawer .m-sub a{display:block;font-size:14px;color:var(--muted);padding:8px 0;}
.mobile-drawer .m-sub a.sub-heading{color:var(--accent);font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;margin-top:8px;}

/* ============================================================
   Hero
   ============================================================ */
.hero{position:relative;padding:96px 0 100px;overflow:hidden;border-bottom:1px solid var(--line);}
.hero-inner{position:relative;z-index:1;max-width:760px;}
.hero h1{font-size:clamp(40px,6vw,72px);}
.hero h1 .thin{font-weight:300;color:var(--muted);}
.hero .lede{margin-top:24px;font-size:18px;color:var(--muted);max-width:560px;}
.hero .cta-row{margin-top:36px;display:flex;gap:16px;flex-wrap:wrap;}
.hero .breadcrumb{font-family:var(--font-mono);font-size:12px;color:var(--muted);margin-bottom:22px;letter-spacing:.04em;}
.hero .breadcrumb a:hover{color:var(--accent);}

/* ============================================================
   Sections / cards
   ============================================================ */
.section{padding:96px 0;}
.section.tight{padding:64px 0;}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:56px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(30px,4vw,44px);margin-top:14px;max-width:640px;}

.grid-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
@media(max-width:900px){.grid-cards{grid-template-columns:repeat(2,1fr);}}
@media(max-width:600px){.grid-cards{grid-template-columns:1fr;}}
.card{background:var(--surface);padding:34px 28px;transition:background .2s ease;}
.card:hover{background:var(--surface-2);}
.card .cnum{font-family:var(--font-mono);color:var(--accent);font-size:12px;}
.card h3{font-size:20px;margin-top:16px;}
.card p{margin-top:12px;color:var(--muted);font-size:14px;}
.card a.more{margin-top:18px;display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:12px;color:var(--accent);}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start;}
@media(max-width:800px){.two-col{grid-template-columns:1fr;gap:36px;}}

.subservice-list{border-top:1px solid var(--line);}
.subservice-list a{
  display:flex;align-items:center;justify-content:space-between;
  padding:26px 4px;border-bottom:1px solid var(--line);
}
.subservice-list a:hover{color:var(--accent);}
.subservice-list a:hover .sarrow{transform:translateX(4px);}
.subservice-list .sname{font-family:var(--font-display);font-size:22px;}
.subservice-list .sidx{font-family:var(--font-mono);color:var(--muted);font-size:13px;margin-right:20px;}
.subservice-list .sarrow{transition:transform .15s ease;font-family:var(--font-mono);}

/* ============================================================
   Office carousel (footer)
   ============================================================ */
.office-carousel{
  position:relative;border:1px solid var(--line);background:var(--surface);
  padding:44px 72px;text-align:center;overflow:hidden;
}
.office-track{display:flex;transition:transform .4s ease;}
.office-slide{min-width:100%;padding:0 8px;}
.office-slide h4{font-family:var(--font-display);font-size:26px;}
.office-slide .oaddr{margin-top:14px;color:var(--muted);font-size:14px;max-width:520px;margin-left:auto;margin-right:auto;}
.office-slide .ophone{margin-top:10px;font-family:var(--font-mono);font-size:13px;color:var(--text);}
.office-slide .omap{margin-top:22px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;height:220px;background:#0e0e10;}
.office-slide .omap iframe{width:100%;height:100%;border:0;filter:grayscale(1) invert(.92) contrast(.9);}
.office-nav{
  position:absolute;top:50%;transform:translateY(-50%);
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);background:var(--bg);color:var(--text);
  display:flex;align-items:center;justify-content:center;font-size:16px;
}
.office-nav:hover{border-color:var(--accent);color:var(--accent);}
.office-nav.prev{left:16px;}
.office-nav.next{right:16px;}
.office-dots{display:flex;justify-content:center;gap:8px;margin-top:24px;}
.office-dots button{width:7px;height:7px;border-radius:50%;background:var(--line);border:none;padding:0;}
.office-dots button.active{background:var(--accent);width:20px;border-radius:4px;}

/* ============================================================
   Footer
   ============================================================ */
.site-footer{border-top:1px solid var(--line);padding:80px 0 0;}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:64px;}
@media(max-width:900px){.footer-top{grid-template-columns:1fr 1fr;}}
@media(max-width:560px){.footer-top{grid-template-columns:1fr;}}
.footer-top h5{font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:18px;}
.footer-top a,.footer-top p{display:block;font-size:14px;color:var(--muted);padding:6px 0;}
.footer-top a:hover{color:var(--accent);}
.newsletter{display:flex;margin-top:14px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.newsletter input{flex:1;background:transparent;border:none;padding:14px 16px;color:var(--text);font-size:14px;}
.newsletter button{background:var(--accent);border:none;padding:0 18px;color:var(--bg);font-weight:600;}
.social-row{display:flex;gap:14px;margin-top:20px;}
.social-row a{width:34px;height:34px;border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;padding:0;}
.social-row a:hover{border-color:var(--accent);color:var(--accent);}

.footer-office-section{padding:56px 0;border-top:1px solid var(--line);}
.footer-office-section h5{font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:24px;text-align:center;}

.footer-bottom{border-top:1px solid var(--line);padding:22px 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:12px;color:var(--muted);}
.footer-bottom a{color:var(--muted);}
.footer-bottom a:hover{color:var(--accent);}
.footer-bottom .legal-links{display:flex;gap:20px;}

/* ============================================================
   Forms (contact)
   ============================================================ */
.form-card{border:1px solid var(--line);background:var(--surface);padding:44px;}
@media(max-width:560px){.form-card{padding:26px;}}
.field{margin-bottom:26px;}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px;text-transform:none;letter-spacing:0;}
.field .req{color:var(--accent);}
.field input[type=text],
.field input[type=email],
.field input[type=tel],
.field textarea{
  width:100%;background:transparent;border:none;border-bottom:1px solid var(--line);
  color:var(--text);padding:10px 2px;font-size:15px;text-transform:none;
}
.field textarea{resize:vertical;min-height:90px;}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);}
.field-row{display:flex;gap:14px;}
.field-row .field{flex:1;}

.phone-group{display:flex;gap:10px;border-bottom:1px solid var(--line);}
.phone-group select{background:transparent;border:none;color:var(--text);font-size:14px;padding:10px 4px;}
.phone-group input{border-bottom:none !important;flex:1;}

.budget-group{display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--line);}
.budget-group select{background:transparent;border:none;color:var(--accent);font-family:var(--font-mono);font-size:16px;padding:10px 2px;}
.budget-group input[type=range]{flex:1;accent-color:var(--accent);}
.budget-group .budget-val{font-family:var(--font-mono);font-size:14px;color:var(--text);min-width:64px;text-align:right;}

.service-check-grid{display:grid;grid-template-columns:1fr 1fr;gap:4px 24px;margin-top:10px;}
@media(max-width:560px){.service-check-grid{grid-template-columns:1fr;}}
.check-item{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--line);}
.check-item input{accent-color:var(--accent);width:16px;height:16px;}
.check-item label{margin:0;font-size:14px;color:var(--text);text-transform:none;}

.office-cards{display:grid;grid-template-columns:1fr 1fr;gap:28px;}
@media(max-width:800px){.office-cards{grid-template-columns:1fr;}}
.office-card{border:1px solid var(--line);background:var(--surface);}
.office-card .oc-body{padding:24px 26px;}
.office-card h4{font-size:18px;}
.office-card p{color:var(--muted);font-size:13px;margin-top:10px;}
.office-card .oc-map{height:230px;background:#0e0e10;}
.office-card .oc-map iframe{width:100%;height:100%;border:0;filter:grayscale(1) invert(.92) contrast(.9);}

.page-footer-cta{padding:90px 0;text-align:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.page-footer-cta h2{font-size:clamp(28px,5vw,48px);max-width:680px;margin:18px auto 0;}

/* ============================================================
   Responsive nav toggle
   ============================================================ */
@media(max-width:960px){
  .main-nav{display:none;}
  .burger{display:flex;}
}