/* =========================================================
   SeqControl — master stylesheet
   Dark-hero + light-body hybrid inspired by modern industrial
   automation + AI agency sites. No framework, no build step.
   ========================================================= */

:root{
  --bg:#ffffff;
  --bg-soft:#f5f7fb;
  --bg-soft-2:#eef2f8;
  --ink:#0a0f1c;
  --ink-2:#1d2536;
  --muted:#5b6578;
  --line:#e3e8f1;
  --line-2:#cfd6e4;

  /* brand blues — matches logo dot */
  --accent:#4aa8ff;
  --accent-2:#2f8fe6;
  --accent-3:#0f5fb3;
  --accent-deep:#0a2c55;

  --grad-blue:linear-gradient(135deg,#4aa8ff 0%,#2f8fe6 45%,#0f5fb3 100%);
  --grad-hero:radial-gradient(1200px 700px at 85% -10%,rgba(74,168,255,.35),transparent 60%),
              radial-gradient(900px 500px at 5% 10%,rgba(47,143,230,.22),transparent 55%),
              linear-gradient(180deg,#05080f 0%,#0a1226 60%,#0b1630 100%);

  --radius:16px;
  --radius-lg:22px;
  --shadow-sm:0 1px 2px rgba(10,15,28,.06),0 2px 8px rgba(10,15,28,.04);
  --shadow-md:0 8px 24px rgba(10,15,28,.1);
  --shadow-lg:0 24px 64px rgba(10,15,28,.18);
  --shadow-glow:0 20px 60px rgba(47,143,230,.35);

  --maxw:1240px;
  --ease:cubic-bezier(.2,.7,.2,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{
  font-family:"Inter","Helvetica Neue",Helvetica,Arial,"PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:var(--accent-3);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--accent-2)}
img,svg{max-width:100%;display:block}

h1,h2,h3,h4,h5{color:var(--ink);letter-spacing:-.025em;line-height:1.1;margin:0 0 .4em;font-weight:800}
h1{font-size:clamp(2.4rem,5.2vw,4.4rem);letter-spacing:-.035em;line-height:1.02}
h2{font-size:clamp(1.9rem,3.4vw,2.9rem);letter-spacing:-.03em;line-height:1.08}
h3{font-size:1.3rem;font-weight:700}
h4{font-size:1.05rem;font-weight:700}
p{margin:0 0 1em;color:var(--ink-2)}

.container{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;
  color:var(--accent-2);padding:7px 14px;border:1px solid rgba(47,143,230,.3);
  border-radius:999px;background:rgba(74,168,255,.08);margin-bottom:18px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}
.eyebrow.on-dark{color:#9dd0ff;border-color:rgba(157,208,255,.3);background:rgba(74,168,255,.12)}

.muted{color:var(--muted)}
.center{text-align:center}
.lead{font-size:1.18rem;color:var(--muted);max-width:60ch;line-height:1.6}
.grad-text{background:var(--grad-blue);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- Announcement bar ---------- */
.announce{
  background:linear-gradient(90deg,#0a2c55,#0f5fb3 50%,#2f8fe6);
  color:#eaf3ff;font-size:.82rem;text-align:center;padding:10px 18px;
  letter-spacing:.02em;
}
.announce a{color:#fff;text-decoration:underline;margin-left:8px;font-weight:600}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);
  background:rgba(255,255,255,.85);border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;
  padding:14px 28px;max-width:var(--maxw);margin:0 auto;gap:32px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink)}
.brand img{height:34px;width:auto}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links > a{color:var(--ink-2);font-weight:500;font-size:.95rem;position:relative;padding:6px 0}
.nav-links > a:hover{color:var(--accent-2)}
.nav-links > a.active{color:var(--ink);font-weight:600}
.nav-links > a.active::after{content:"";position:absolute;left:0;right:0;bottom:-22px;height:2px;background:var(--grad-blue);border-radius:2px}

/* mega menu */
.has-sub{position:relative}
.has-sub > a::after{content:"▾";font-size:.7em;margin-left:6px;opacity:.6}
.submenu{
  position:absolute;top:calc(100% + 14px);left:-24px;min-width:520px;
  background:#fff;border:1px solid var(--line);border-radius:18px;
  box-shadow:var(--shadow-lg);padding:22px;opacity:0;visibility:hidden;
  transform:translateY(6px);transition:all .2s var(--ease);
  display:grid;grid-template-columns:1fr 1fr;gap:6px;
}
.has-sub:hover .submenu,.has-sub:focus-within .submenu{opacity:1;visibility:visible;transform:none}
.submenu a{
  display:flex;gap:12px;padding:12px;border-radius:12px;color:var(--ink);
  text-decoration:none;align-items:flex-start;transition:background .15s var(--ease);
}
.submenu a:hover{background:var(--bg-soft)}
.submenu .si{
  flex:0 0 auto;width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,rgba(74,168,255,.18),rgba(15,95,179,.08));
  color:var(--accent-3);display:grid;place-items:center;
}
.submenu .si svg{width:18px;height:18px}
.submenu b{display:block;font-size:.92rem;color:var(--ink);font-weight:600}
.submenu span{font-size:.82rem;color:var(--muted);line-height:1.4}

.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 20px;border-radius:11px;font-weight:600;font-size:.95rem;
  border:1px solid transparent;cursor:pointer;transition:all .2s var(--ease);
  white-space:nowrap;line-height:1;
}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--accent-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:#fff}
.btn-ghost:hover{border-color:var(--accent-2);color:var(--accent-2)}
.btn-accent,.btn-accent:visited{background:var(--accent-deep);color:#fff !important;box-shadow:0 6px 20px rgba(10,44,85,.3)}
.btn-accent:hover,.btn-accent:focus,.btn-accent:active{background:var(--accent-3);color:#fff !important;transform:translateY(-1px);box-shadow:0 10px 24px rgba(15,95,179,.4)}
.btn-accent svg{width:16px;height:16px;flex:0 0 auto;stroke:#fff}

/* Header-specific: tighter quote button so nav never overflows, text stays white */
.site-header .btn-accent,
.site-header .btn-accent:visited,
.site-header .btn-accent:hover,
.site-header .btn-accent:focus{padding:10px 16px;font-size:.9rem;border-radius:10px;color:#fff !important}
.site-header .btn-accent svg{stroke:#fff !important}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:var(--accent);color:#fff}
.btn-outline-light{border-color:rgba(255,255,255,.3);color:#fff}
.btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.08);color:#fff}
.btn .arr{transition:transform .2s var(--ease)}
.btn:hover .arr{transform:translateX(3px)}

.menu-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.menu-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.2s var(--ease)}

/* Language switcher */
.lang-switch{
  display:inline-flex;align-items:center;border:1px solid var(--line);
  border-radius:999px;padding:3px;background:#fff;gap:2px;
}
.lang-switch a{
  padding:6px 12px;border-radius:999px;font-size:.82rem;font-weight:600;
  color:var(--muted);text-decoration:none;line-height:1;transition:all .2s var(--ease);
  letter-spacing:.04em;
}
.lang-switch a.on{background:var(--ink);color:#fff}
.lang-switch a:not(.on):hover{color:var(--ink)}
/* ZH typography — slightly tighter letter-spacing, different font stack */
html[lang^="zh"] body{
  font-family:"Inter","Noto Sans TC","PingFang TC","Microsoft JhengHei",
    "PingFang SC","Microsoft YaHei",sans-serif;
  letter-spacing:.01em;
}
html[lang^="zh"] h1,html[lang^="zh"] h2,html[lang^="zh"] h3{letter-spacing:-.01em}

/* =========================================================
   HERO — dark, animated, impactful
   ========================================================= */
.hero{
  position:relative;color:#fff;background:var(--grad-hero);
  padding:100px 0 140px;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;bottom:-1px;left:0;right:0;height:120px;
  background:linear-gradient(180deg,transparent,var(--bg));
  pointer-events:none;
}
.hero .container{position:relative;z-index:2}
.hero h1{color:#fff}
.hero h1 .grad{background:linear-gradient(90deg,#9dd0ff,#4aa8ff 60%,#2f8fe6);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{color:#c8d4ea;max-width:62ch;font-size:1.2rem}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.hero-kpis{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:56px;
  border-top:1px solid rgba(255,255,255,.12);padding-top:28px;
}
.hero-kpis .k b{display:block;font-size:2rem;font-weight:800;letter-spacing:-.03em;color:#fff}
.hero-kpis .k span{color:#9db1cc;font-size:.85rem}

/* hero 3D stack */
.hero-visual{position:relative;aspect-ratio:1/1.05;max-width:560px;margin-left:auto}
.hv-card{
  position:absolute;background:rgba(255,255,255,.06);backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.14);
  border-radius:18px;box-shadow:0 30px 80px rgba(0,0,0,.5);padding:20px;color:#eaf3ff;
}
.hv-card .hd{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.hv-card .dot{width:10px;height:10px;border-radius:50%;background:#4aa8ff;box-shadow:0 0 12px #4aa8ff}
.hv-card h4{color:#fff;margin:0;font-size:.95rem}
.hv-card .row{display:flex;justify-content:space-between;font-size:.82rem;color:#b8c7e0;margin:6px 0}
.hv-card .row b{color:#fff}
.hv-card .bar{height:6px;border-radius:3px;background:rgba(255,255,255,.08);overflow:hidden;margin:6px 0}
.hv-card .bar i{display:block;height:100%;background:var(--grad-blue);border-radius:3px;animation:gr 4s ease-in-out infinite}
.hv-card .bar.w1 i{width:78%}
.hv-card .bar.w2 i{width:52%;animation-delay:.3s}
.hv-card .bar.w3 i{width:91%;animation-delay:.6s}
@keyframes gr{0%,100%{filter:brightness(.85)}50%{filter:brightness(1.15)}}
@keyframes floaty{0%,100%{transform:translateY(0) rotate(var(--r,0deg))}50%{transform:translateY(-12px) rotate(var(--r,0deg))}}
.hv-1{top:4%;left:2%;right:22%;bottom:44%;--r:-2deg;animation:floaty 8s ease-in-out infinite}
.hv-2{top:30%;left:28%;right:0;bottom:18%;--r:2deg;animation:floaty 9s ease-in-out infinite reverse}
.hv-3{top:60%;left:8%;right:46%;bottom:-4%;--r:-3deg;animation:floaty 10s ease-in-out infinite}
.hv-glow{
  position:absolute;inset:10% 10% 10% 10%;border-radius:50%;
  background:radial-gradient(circle,rgba(74,168,255,.45),transparent 60%);
  filter:blur(30px);z-index:-1;animation:pulse 6s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:.6}50%{opacity:1}}

/* =========================================================
   Logo marquee / trust strip
   ========================================================= */
.trust{
  background:var(--bg);padding:50px 0 10px;border-bottom:1px solid var(--line);
}
.trust .lbl{text-align:center;color:var(--muted);font-size:.85rem;letter-spacing:.14em;
  text-transform:uppercase;margin:0 0 28px}
.marquee{
  position:relative;overflow:hidden;
  mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);
}
.marquee-track{
  display:flex;gap:64px;animation:scroll 40s linear infinite;width:max-content;
  align-items:center;padding:12px 0;
}
.marquee-track span{
  color:#8a97ac;font-weight:700;font-size:1.15rem;letter-spacing:.02em;
  white-space:nowrap;opacity:.85;display:inline-flex;align-items:center;gap:10px;
  font-family:"Inter",sans-serif;
}
.marquee-track span::before{
  content:"";width:10px;height:10px;border-radius:3px;
  background:linear-gradient(135deg,#9fb1c8,#6f84a0);display:inline-block;
}
@keyframes scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* =========================================================
   Section scaffolding
   ========================================================= */
section{padding:110px 0;position:relative}
section.alt{background:var(--bg-soft)}
section.dark{
  background:radial-gradient(900px 400px at 80% -10%,rgba(74,168,255,.22),transparent 60%),
             linear-gradient(180deg,#0a1226,#05080f);
  color:#eaf3ff;
}
section.dark h2,section.dark h3,section.dark h4{color:#fff}
section.dark p{color:#b8c7e0}
.section-head{max-width:820px;margin:0 auto 56px;text-align:center}
.section-head p{font-size:1.08rem}
.section-head.left{margin-left:0;text-align:left}

.grid{display:grid;gap:24px}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}

/* =========================================================
   Service cards — richer
   ========================================================= */
.svc-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:32px;transition:all .3s var(--ease-out);position:relative;overflow:hidden;
}
.svc-card::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:linear-gradient(135deg,rgba(74,168,255,.0),rgba(74,168,255,0) 40%,rgba(74,168,255,.08) 100%);
  opacity:0;transition:opacity .3s var(--ease);
}
.svc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(47,143,230,.4)}
.svc-card:hover::after{opacity:1}
.svc-card .ico{
  width:54px;height:54px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(74,168,255,.18),rgba(15,95,179,.06));
  color:var(--accent-3);margin-bottom:20px;position:relative;
}
.svc-card .ico::after{
  content:"";position:absolute;inset:-6px;border-radius:18px;
  background:linear-gradient(135deg,var(--accent),var(--accent-3));
  opacity:0;filter:blur(14px);z-index:-1;transition:opacity .3s var(--ease);
}
.svc-card:hover .ico::after{opacity:.4}
.svc-card .ico svg{width:26px;height:26px}
.svc-card h3{margin-bottom:10px}
.svc-card p{margin:0;color:var(--muted)}
.svc-card ul{padding:0;margin:16px 0 0;list-style:none;font-size:.92rem}
.svc-card ul li{padding:6px 0 6px 22px;position:relative;color:var(--ink-2)}
.svc-card ul li::before{
  content:"";position:absolute;left:0;top:13px;width:12px;height:2px;background:var(--accent-2);border-radius:2px;
}
.svc-card .lnk{display:inline-flex;align-items:center;gap:6px;margin-top:18px;font-weight:600;font-size:.9rem;color:var(--accent-2)}
.svc-card .lnk .a{transition:transform .2s var(--ease)}
.svc-card:hover .lnk .a{transform:translateX(4px)}

/* dark variant for service cards inside dark section */
section.dark .svc-card{
  background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.1);
  backdrop-filter:blur(10px);
}
section.dark .svc-card:hover{border-color:rgba(74,168,255,.5)}
section.dark .svc-card p{color:#b8c7e0}
section.dark .svc-card ul li{color:#cbd6ea}
section.dark .svc-card .ico{background:rgba(74,168,255,.12);color:#9dd0ff}

/* =========================================================
   Feature split / big feature blocks
   ========================================================= */
.split{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
.split.reverse{direction:rtl}.split.reverse > *{direction:ltr}
.split h2{margin-bottom:18px}
.split ul.feat{padding:0;list-style:none;margin:24px 0 0}
.split ul.feat li{position:relative;padding:14px 0 14px 40px;border-bottom:1px solid var(--line);color:var(--ink-2)}
.split ul.feat li:last-child{border-bottom:0}
.split ul.feat li strong{display:block;color:var(--ink);margin-bottom:2px}
.split ul.feat li::before{
  content:"";position:absolute;left:0;top:18px;width:24px;height:24px;border-radius:8px;
  background:var(--grad-blue);display:grid;place-items:center;
  box-shadow:0 6px 14px rgba(47,143,230,.3);
}
.split ul.feat li::after{
  content:"";position:absolute;left:7px;top:24px;width:10px;height:5px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg);
}
.visual-block{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;padding:44px;
  background:radial-gradient(400px 250px at 20% 10%,rgba(74,168,255,.3),transparent 60%),
             linear-gradient(135deg,#0a1226 0%,#0f3a70 100%);
  color:#fff;min-height:420px;box-shadow:var(--shadow-lg);
}
.visual-block::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:32px 32px;
  mask-image:radial-gradient(ellipse at 30% 30%,#000 20%,transparent 70%);
  -webkit-mask-image:radial-gradient(ellipse at 30% 30%,#000 20%,transparent 70%);
}
.visual-block > *{position:relative}
.visual-block .tag{display:inline-block;font-size:.75rem;letter-spacing:.18em;text-transform:uppercase;color:#9dd0ff;margin-bottom:12px}
.visual-block h3{color:#fff;font-size:1.5rem}
.visual-block .panel{
  background:rgba(255,255,255,.07);backdrop-filter:blur(12px);
  border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:22px;margin-top:18px;
}
.visual-block .panel .row{display:flex;justify-content:space-between;font-size:.9rem;margin:8px 0;color:#c8d4ea}
.visual-block .panel .row b{color:#fff;font-weight:700}
.visual-block .bar{height:8px;background:rgba(255,255,255,.08);border-radius:4px;overflow:hidden;margin:6px 0 12px}
.visual-block .bar i{display:block;height:100%;background:var(--grad-blue);border-radius:4px}
.visual-block .chip{
  display:inline-block;background:rgba(74,168,255,.18);border:1px solid rgba(74,168,255,.35);
  color:#dbeaff;font-size:.78rem;padding:5px 10px;border-radius:999px;margin:3px 4px 0 0;
}

/* =========================================================
   Stats strip (big numbers)
   ========================================================= */
.stats{
  padding:70px 0;background:var(--ink);color:#fff;position:relative;overflow:hidden;
}
.stats::before{
  content:"";position:absolute;inset:0;background:
    radial-gradient(500px 300px at 10% 0%,rgba(74,168,255,.25),transparent 60%),
    radial-gradient(500px 300px at 90% 100%,rgba(47,143,230,.2),transparent 60%);
}
.stats .grid{position:relative;grid-template-columns:repeat(4,1fr);gap:40px;text-align:center}
.stats .num{font-size:clamp(2.4rem,4vw,3.4rem);font-weight:800;letter-spacing:-.03em;
  background:linear-gradient(180deg,#fff,#9dd0ff);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.stats .lbl{color:#b8c7e0;margin-top:10px;font-size:.95rem}

/* =========================================================
   Process timeline
   ========================================================= */
.process{position:relative}
.process::before{
  content:"";position:absolute;top:48px;left:10%;right:10%;height:2px;
  background:linear-gradient(90deg,transparent,var(--accent) 20%,var(--accent) 80%,transparent);
  opacity:.4;
}
.process .grid{grid-template-columns:repeat(4,1fr);gap:28px;position:relative;counter-reset:step}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;text-align:left;
  position:relative;transition:all .3s var(--ease);
}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--accent)}
.step .n{
  width:48px;height:48px;border-radius:14px;background:var(--grad-blue);
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:1.1rem;
  box-shadow:0 10px 22px rgba(47,143,230,.35);margin-bottom:18px;
}
.step h4{margin:0 0 6px}
.step p{font-size:.94rem;color:var(--muted);margin:0}

/* =========================================================
   Case study / result cards
   ========================================================= */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.case{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;transition:all .3s var(--ease);display:flex;flex-direction:column;
}
.case:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(47,143,230,.35)}
.case .hd{
  padding:28px;background:linear-gradient(135deg,#0a1226,#143f7a);color:#fff;
  position:relative;overflow:hidden;
}
.case .hd::after{
  content:"";position:absolute;right:-40px;top:-40px;width:140px;height:140px;
  border-radius:50%;background:radial-gradient(circle,rgba(74,168,255,.4),transparent 60%);
}
.case .tag{font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:#9dd0ff}
.case .hd h3{color:#fff;margin:8px 0 0;font-size:1.15rem}
.case .bd{padding:24px 28px 28px;display:flex;flex-direction:column;gap:14px;flex:1}
.case .bd p{margin:0;color:var(--ink-2);font-size:.95rem}
.case .results{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:auto;padding-top:14px;border-top:1px dashed var(--line)}
.case .results b{display:block;color:var(--accent-3);font-size:1.25rem;font-weight:800;letter-spacing:-.02em}
.case .results span{font-size:.78rem;color:var(--muted)}

/* =========================================================
   Testimonials
   ========================================================= */
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testi{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px;
  position:relative;transition:all .3s var(--ease);
}
.testi::before{
  content:"\201C";position:absolute;top:6px;left:22px;
  font-family:Georgia,serif;font-size:5rem;color:rgba(47,143,230,.18);line-height:1;
}
.testi:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.testi p.q{font-size:1rem;color:var(--ink-2);line-height:1.6;margin:18px 0 24px;position:relative}
.testi .who{display:flex;align-items:center;gap:12px}
.testi .who .av{
  width:44px;height:44px;border-radius:50%;background:var(--grad-blue);
  display:grid;place-items:center;color:#fff;font-weight:700;font-size:.95rem;
}
.testi .who b{display:block;color:var(--ink);font-size:.92rem;font-weight:700}
.testi .who span{font-size:.82rem;color:var(--muted)}
.stars{color:#ffb547;letter-spacing:2px;font-size:.9rem}

/* =========================================================
   FAQ accordion
   ========================================================= */
.faq{max-width:860px;margin:0 auto}
.faq details{
  background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;
  padding:4px 6px;transition:all .25s var(--ease);
}
.faq details[open]{box-shadow:var(--shadow-sm);border-color:rgba(47,143,230,.35)}
.faq summary{
  cursor:pointer;list-style:none;padding:20px 24px;font-weight:600;color:var(--ink);
  font-size:1.02rem;display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";font-size:1.6rem;color:var(--accent-2);line-height:1;font-weight:400;
  transition:transform .25s var(--ease);
}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{padding:0 24px 22px;color:var(--ink-2);font-size:.97rem;line-height:1.65}

/* =========================================================
   Partners / tech-stack pills
   ========================================================= */
.pill-wrap{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.pill{
  padding:10px 16px;border:1px solid var(--line);border-radius:999px;
  font-size:.88rem;color:var(--ink-2);font-weight:500;background:#fff;
  transition:all .2s var(--ease);
}
.pill:hover{border-color:var(--accent-2);color:var(--accent-2);transform:translateY(-1px)}
section.dark .pill{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.15);color:#dbeaff}
section.dark .pill:hover{border-color:var(--accent);color:#fff;background:rgba(74,168,255,.12)}

/* =========================================================
   CTA band
   ========================================================= */
.cta-band{
  background:var(--grad-hero);color:#fff;border-radius:var(--radius-lg);
  padding:72px 64px;display:flex;justify-content:space-between;align-items:center;
  gap:40px;position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:40px 40px;
  mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);
}
.cta-band > *{position:relative}
.cta-band h2{color:#fff;margin:0;max-width:22ch}
.cta-band p{color:#c8d4ea;margin:10px 0 0;font-size:1.05rem;max-width:44ch}
.cta-band .btns{display:flex;gap:12px;flex-wrap:wrap}

/* =========================================================
   Footer
   ========================================================= */
footer{background:#05080f;color:#9db1cc;padding:80px 0 30px}
footer .foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1fr;gap:40px}
footer h5{color:#fff;font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;margin:0 0 16px}
footer a{color:#9db1cc;font-size:.94rem;display:block;padding:5px 0;text-decoration:none}
footer a:hover{color:#fff}
footer .brand-f{color:#fff;font-weight:800;display:flex;gap:10px;align-items:center;margin-bottom:16px}
footer .brand-f img{height:32px;filter:brightness(0) invert(1)}
footer p{color:#8b9ab0;font-size:.92rem}
.news-form{display:flex;gap:8px;margin-top:12px}
.news-form input{
  flex:1;padding:11px 14px;border:1px solid rgba(255,255,255,.14);border-radius:10px;
  background:rgba(255,255,255,.04);color:#fff;font:inherit;
}
.news-form input::placeholder{color:#7b8aa3}
.news-form button{padding:11px 16px;border-radius:10px;border:0;cursor:pointer;
  background:var(--grad-blue);color:#fff;font-weight:600}
.socials{display:flex;gap:10px;margin-top:16px}
.socials a{
  width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);color:#c8d4ea;padding:0;
}
.socials a:hover{background:var(--accent-2);color:#fff;border-color:var(--accent-2)}
.socials svg{width:16px;height:16px}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.08);margin-top:56px;padding-top:24px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.86rem;color:#6d7e97;
}

/* =========================================================
   Forms
   ========================================================= */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field-full{grid-column:1/-1}
label{font-size:.88rem;font-weight:600;color:var(--ink-2);display:block;margin-bottom:6px}
input,textarea,select{
  width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:11px;
  font:inherit;color:var(--ink);background:#fff;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--accent-2);box-shadow:0 0 0 4px rgba(47,143,230,.14)}
textarea{min-height:150px;resize:vertical}
.form-note{font-size:.85rem;color:var(--muted);margin-top:10px}

/* =========================================================
   Sub-page header
   ========================================================= */
.page-head{
  padding:110px 0 70px;color:#fff;position:relative;overflow:hidden;
  background:var(--grad-hero);
}
.page-head::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse at center,#000 20%,transparent 70%);
  -webkit-mask-image:radial-gradient(ellipse at center,#000 20%,transparent 70%);
  pointer-events:none;
}
.page-head .container{position:relative}
.page-head h1{color:#fff}
.page-head p{color:#c8d4ea;max-width:64ch;font-size:1.1rem}
.breadcrumbs{font-size:.85rem;color:#9db1cc;margin-bottom:16px}
.breadcrumbs a{color:#9dd0ff}

/* =========================================================
   Service detail rows (services.html)
   ========================================================= */
.svc-row{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;
  padding:72px 0;border-bottom:1px solid var(--line);
}
.svc-row:last-child{border-bottom:0}
.svc-row.reverse{direction:rtl}.svc-row.reverse > *{direction:ltr}
.svc-row h2{margin-top:0}
.svc-row ul.check{padding-left:0;list-style:none}
.svc-row ul.check li{padding:10px 0 10px 32px;position:relative;color:var(--ink-2);border-bottom:1px solid var(--line)}
.svc-row ul.check li:last-child{border-bottom:0}
.svc-row ul.check li::before{
  content:"";position:absolute;left:0;top:16px;width:20px;height:20px;border-radius:6px;
  background:var(--grad-blue);display:inline-block;
}
.svc-row ul.check li::after{
  content:"";position:absolute;left:5px;top:20px;width:10px;height:5px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg);
}
.tech-box{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px;
  box-shadow:var(--shadow-sm);
}
.tech-box h4{margin-top:0}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.chip{background:var(--bg-soft);border:1px solid var(--line);border-radius:999px;
  padding:6px 12px;font-size:.82rem;color:var(--ink-2)}

/* =========================================================
   Industries card grid v2
   ========================================================= */
.ind-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ind-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px;transition:all .3s var(--ease);position:relative;overflow:hidden;
}
.ind-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--accent-2)}
.ind-card .badge{
  width:52px;height:52px;border-radius:14px;background:var(--grad-blue);
  color:#fff;font-weight:800;display:grid;place-items:center;margin-bottom:16px;
  box-shadow:0 10px 22px rgba(47,143,230,.3);font-size:.95rem;letter-spacing:.04em;
}
.ind-card h3{margin:0 0 8px;font-size:1.1rem}
.ind-card p{margin:0;font-size:.93rem;color:var(--muted)}

/* Contact info */
.contact-info{display:flex;flex-direction:column;gap:22px}
.contact-info .line{display:flex;gap:14px;align-items:flex-start}
.contact-info .line .ico{flex:0 0 auto;width:42px;height:42px;border-radius:12px;
  background:rgba(74,168,255,.14);color:var(--accent-3);display:grid;place-items:center}
.contact-info .line h4{margin:0 0 4px;font-size:1rem}
.contact-info .line p{margin:0;color:var(--muted);font-size:.95rem}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out)}
.reveal.visible{opacity:1;transform:none}
.reveal.d1{transition-delay:.06s}.reveal.d2{transition-delay:.12s}
.reveal.d3{transition-delay:.18s}.reveal.d4{transition-delay:.24s}

/* =========================================================
   Responsive — tablet + mobile
   ========================================================= */

/* Large tablets / small laptops */
@media (max-width:1080px){
  .container{padding:0 24px}
  .nav{padding:12px 20px;gap:20px}
  .nav-links{gap:22px}
  section{padding:88px 0}
  .hero{padding:84px 0 120px}
  .hero-grid{grid-template-columns:1fr;gap:48px}
  .hero-visual{margin:40px auto 0;max-width:480px}
  .grid.cols-3,.grid.cols-4,.ind-grid,.case-grid,.testi-grid{grid-template-columns:repeat(2,1fr)}
  .process .grid{grid-template-columns:repeat(2,1fr);gap:22px}
  .process::before{display:none}
  .split,.svc-row{grid-template-columns:1fr;gap:40px}
  .split.reverse,.svc-row.reverse{direction:ltr}
  footer .foot-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
  .hero-kpis{grid-template-columns:repeat(2,1fr);gap:16px}
  .stats .grid{grid-template-columns:repeat(2,1fr);gap:32px}
  .submenu{min-width:380px}
  .cta-band{padding:54px 40px}
  h1{font-size:clamp(2rem,5vw,3rem)}
}

/* Tablets */
@media (max-width:880px){
  .nav{padding:12px 20px}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;
    border-bottom:1px solid var(--line);flex-direction:column;padding:18px 24px;gap:10px;
    align-items:stretch;box-shadow:var(--shadow-md);max-height:calc(100vh - 80px);overflow-y:auto;
  }
  .nav-links.open{display:flex}
  .nav-links > a{padding:12px 4px;border-bottom:1px solid var(--line)}
  .nav-links > a.active::after{display:none}
  .nav-links .btn{margin-top:6px;justify-content:center}
  .nav-links .lang-switch{align-self:flex-start}
  .menu-toggle{display:block}
  .has-sub > a::after{content:""}
  .submenu{position:static;display:block;box-shadow:none;border:0;padding:8px 0 0;
    background:transparent;opacity:1;visibility:visible;transform:none;min-width:0;grid-template-columns:1fr;gap:0}
  .submenu a{padding:10px 8px}
  .announce{font-size:.75rem;padding:9px 14px;line-height:1.4}
}

/* Phones */
@media (max-width:640px){
  .container{padding:0 18px}
  section{padding:64px 0}
  .hero{padding:60px 0 96px}
  h1{font-size:clamp(1.9rem,7.5vw,2.5rem);line-height:1.12}
  h2{font-size:clamp(1.5rem,5.5vw,2rem)}
  .lead{font-size:1rem}
  .eyebrow{font-size:.72rem;padding:5px 10px}
  .grid.cols-2,.grid.cols-3,.grid.cols-4,.ind-grid,.case-grid,.testi-grid,.form-grid{grid-template-columns:1fr}
  .process .grid,.stats .grid{grid-template-columns:1fr 1fr;gap:20px}
  .stats .num{font-size:2rem}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 24px;gap:24px}
  .cta-band h2{font-size:1.5rem}
  .cta-band .btns{width:100%}
  .cta-band .btns .btn{flex:1;justify-content:center}
  footer{padding:56px 0 24px}
  footer .foot-grid{grid-template-columns:1fr;gap:32px}
  .foot-bottom{flex-direction:column;text-align:center}
  .svc-card,.ind-card,.case .bd,.case .hd,.testi{padding:22px}
  .tech-box{padding:22px}
  .hero-kpis{grid-template-columns:1fr 1fr;gap:14px;padding-top:22px;margin-top:36px}
  .hero-kpis .k b{font-size:1.5rem}
  .hero-cta{gap:10px}
  .hero-cta .btn{flex:1;justify-content:center;padding:12px 14px;font-size:.9rem}
  .visual-block{padding:28px 22px;min-height:auto}
  .page-head{padding:80px 0 56px}
  .hero-visual{max-width:380px}
  .hv-card{padding:14px}
  .hv-card h4{font-size:.85rem}
  .hv-card .row{font-size:.75rem}
  .marquee-track{gap:40px}
  .marquee-track span{font-size:.95rem}
  .announce a{display:inline-block}
  .case .results b{font-size:1.05rem}
  .faq summary{padding:16px 18px;font-size:.95rem}
  .faq .a{padding:0 18px 18px;font-size:.92rem}
  .testi::before{font-size:3.5rem;top:4px;left:14px}
}

/* Very small phones */
@media (max-width:380px){
  .process .grid,.stats .grid{grid-template-columns:1fr}
  .hero-kpis{grid-template-columns:1fr}
  .hero-cta{flex-direction:column}
  .hero-cta .btn{width:100%}
}