/* =========================================================================
   KorTechX — Design System v2 (light, modern, depth + imagery)
   ========================================================================= */
@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700;800&family=Inter:wght@400;500;600;700&display=swap');

:root{
  --bg:#ffffff;
  --bg-soft:#f5f8fd;
  --bg-tint:#eef3fb;
  --surface:#ffffff;
  --ink:#0b1220;
  --text:#334155;
  --muted:#64748b;
  --dim:#94a3b8;
  --line:#e6ebf4;
  --line-2:#d7deec;

  --primary:#4f46e5;
  --primary-d:#4338ca;
  --cyan:#06b6d4;
  --violet:#7c3aed;
  --amber:#f59e0b;
  --grad:linear-gradient(120deg,#4f46e5 0%,#4f46e5 10%,#06b6d4 100%);
  --grad-2:linear-gradient(120deg,#7c3aed,#4f46e5,#06b6d4);
  --grad-soft:linear-gradient(120deg,#eef2ff,#ecfeff);

  --font-head:'Sora',system-ui,sans-serif;
  --font-body:'Inter',system-ui,sans-serif;

  --r-sm:8px;--r:14px;--r-lg:20px;--r-xl:28px;--r-2xl:36px;--r-full:999px;
  --sp-1:.25rem;--sp-2:.5rem;--sp-3:.75rem;--sp-4:1rem;--sp-5:1.25rem;--sp-6:1.5rem;
  --sp-8:2rem;--sp-10:2.5rem;--sp-12:3rem;--sp-16:4rem;--sp-20:5rem;--sp-24:6rem;

  --sh-sm:0 1px 2px rgba(15,23,42,.06),0 1px 3px rgba(15,23,42,.08);
  --sh:0 4px 8px -2px rgba(15,23,42,.08),0 2px 4px -2px rgba(15,23,42,.05);
  --sh-md:0 14px 30px -12px rgba(15,23,42,.18),0 6px 12px -6px rgba(15,23,42,.08);
  --sh-lg:0 30px 60px -20px rgba(15,23,42,.28),0 12px 24px -12px rgba(15,23,42,.12);
  --sh-brand:0 18px 40px -14px rgba(79,70,229,.5);

  --container:1200px;
  --tr:all .25s cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.65;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

h1,h2,h3,h4,h5{font-family:var(--font-head);font-weight:700;line-height:1.14;letter-spacing:-.02em;color:var(--ink)}
h1{font-size:clamp(2.4rem,5.2vw,3.9rem);font-weight:800;letter-spacing:-.03em}
h2{font-size:clamp(1.9rem,3.6vw,2.8rem)}
h3{font-size:clamp(1.25rem,2.2vw,1.6rem)}
h4{font-size:1.15rem}
p{color:var(--muted)}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--sp-6)}
.section{padding:var(--sp-24) 0;position:relative}
.section-sm{padding:var(--sp-16) 0}
.bg-soft{background:var(--bg-soft)}
.bg-tint{background:linear-gradient(180deg,var(--bg-soft),#fff)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-head);font-weight:700;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--primary);margin-bottom:var(--sp-4)}
.eyebrow::before{content:'';width:20px;height:2px;background:var(--grad);border-radius:2px}
.gradient-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.lead{font-size:1.16rem;color:var(--muted);max-width:62ch}
.center{text-align:center}
.muted{color:var(--muted)}
.section-head{max-width:700px;margin:0 auto var(--sp-16)}
.section-head.center{text-align:center}

/* blobs for depth */
.blob{position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;z-index:0;pointer-events:none}
.blob-1{width:460px;height:460px;background:radial-gradient(circle,rgba(79,70,229,.35),transparent 70%);top:-160px;left:-120px}
.blob-2{width:520px;height:520px;background:radial-gradient(circle,rgba(6,182,212,.32),transparent 70%);top:-120px;right:-160px}
.blob-3{width:400px;height:400px;background:radial-gradient(circle,rgba(124,58,237,.25),transparent 70%);bottom:-160px;left:30%}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:var(--font-head);font-weight:600;font-size:.95rem;padding:.85rem 1.5rem;border-radius:var(--r-full);border:1px solid transparent;cursor:pointer;transition:var(--tr);white-space:nowrap}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--sh-brand)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 22px 44px -14px rgba(79,70,229,.6)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line-2);box-shadow:var(--sh-sm)}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);box-shadow:var(--sh)}
.btn-outline{background:transparent;border-color:var(--line-2);color:var(--ink)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.btn-white{background:#fff;color:var(--primary-d)}
.btn-white:hover{transform:translateY(-2px);box-shadow:var(--sh-md)}
.btn-lg{padding:1.05rem 2rem;font-size:1.05rem}
.btn-sm{padding:.6rem 1.15rem;font-size:.85rem}

/* header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.78);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:var(--tr)}
.site-header.scrolled{border-bottom-color:var(--line);box-shadow:0 6px 24px -16px rgba(15,23,42,.4);background:rgba(255,255,255,.92)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-head);font-weight:800;font-size:1.3rem;color:var(--ink)}
.brand .logo,.brand svg,.brand img{width:36px;height:36px;border-radius:10px}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-links a{font-family:var(--font-head);font-weight:500;font-size:.92rem;color:var(--muted);padding:.5rem .9rem;border-radius:var(--r-sm);transition:var(--tr)}
.nav-links a:hover{color:var(--ink);background:var(--bg-soft)}
.nav-links a.active{color:var(--primary)}
.nav-cta{display:flex;align-items:center;gap:12px}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.burger span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:var(--tr)}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-nav{position:fixed;inset:76px 0 0 0;z-index:99;background:rgba(255,255,255,.98);backdrop-filter:blur(8px);transform:translateX(100%);transition:transform .3s ease;padding:var(--sp-8) var(--sp-6);display:flex;flex-direction:column;gap:2px}
.mobile-nav.open{transform:translateX(0)}
.mobile-nav a{font-family:var(--font-head);font-size:1.25rem;font-weight:600;color:var(--ink);padding:1rem 0;border-bottom:1px solid var(--line)}

/* hero */
.hero{position:relative;padding:var(--sp-24) 0 var(--sp-20);overflow:hidden}
.hero-grid{position:absolute;inset:0;z-index:0;background-image:linear-gradient(rgba(79,70,229,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(79,70,229,.05) 1px,transparent 1px);background-size:52px 52px;mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 72%)}
.hero .container{position:relative;z-index:2}
.hero-split{display:grid;grid-template-columns:1.05fr .95fr;gap:var(--sp-16);align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:var(--r-full);padding:.4rem .9rem;font-size:.82rem;color:var(--muted);margin-bottom:var(--sp-6);box-shadow:var(--sh-sm)}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(6,182,212,.18)}
.hero h1{max-width:16ch}
.hero .lead{margin:var(--sp-6) 0 var(--sp-8);font-size:1.24rem}
.hero-cta{display:flex;gap:var(--sp-4);flex-wrap:wrap}
.hero-trust{display:flex;gap:var(--sp-8);margin-top:var(--sp-12);flex-wrap:wrap}
.hero-trust .t-num{font-family:var(--font-head);font-weight:800;font-size:1.9rem;color:var(--ink)}
.hero-trust .t-lbl{font-size:.82rem;color:var(--dim)}

/* image frames (with graceful gradient fallback) */
.frame{position:relative;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-lg);background:var(--grad);aspect-ratio:4/3}
.frame::after{content:'';position:absolute;inset:0;background:linear-gradient(160deg,transparent 40%,rgba(11,18,32,.12))}
.frame img{width:100%;height:100%;object-fit:cover;position:relative;z-index:1}
.frame-deco{position:absolute;border-radius:var(--r-xl);inset:auto;z-index:-1}
.frame-wrap{position:relative}
.frame-wrap::before{content:'';position:absolute;right:-18px;bottom:-18px;width:70%;height:70%;background:var(--grad-2);border-radius:var(--r-xl);opacity:.18;filter:blur(4px);z-index:0}
.float-card{position:absolute;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:.85rem 1.1rem;box-shadow:var(--sh-md);display:flex;align-items:center;gap:10px;font-size:.85rem;font-weight:600;color:var(--ink);z-index:3}
.float-card .ico{width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;background:var(--grad-soft);font-size:1.1rem}

/* grids / cards */
.grid{display:grid;gap:var(--sp-6)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:var(--sp-8);transition:var(--tr);box-shadow:var(--sh-sm);position:relative}
.card:hover{transform:translateY(-5px);box-shadow:var(--sh-md);border-color:var(--line-2)}

.svc-icon{width:58px;height:58px;border-radius:var(--r);display:flex;align-items:center;justify-content:center;font-size:1.6rem;background:var(--grad-soft);border:1px solid var(--line);margin-bottom:var(--sp-5)}
.svc-card h3{margin-bottom:var(--sp-3)}
.svc-card p{font-size:.95rem}
.svc-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:var(--sp-5)}
.tag{font-size:.72rem;font-weight:600;color:var(--muted);background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--r-full);padding:3px 10px}
.svc-link{display:inline-flex;align-items:center;gap:6px;margin-top:var(--sp-5);color:var(--primary);font-weight:600;font-size:.9rem;font-family:var(--font-head)}
.svc-link:hover{gap:10px}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--sp-6);text-align:center}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:var(--sp-8) var(--sp-4);box-shadow:var(--sh-sm)}
.stat .num{font-family:var(--font-head);font-weight:800;font-size:clamp(2rem,4vw,2.8rem);background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat .lbl{color:var(--muted);font-size:.9rem;margin-top:4px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--sp-6);counter-reset:s}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:var(--sp-8) var(--sp-6) var(--sp-6);box-shadow:var(--sh-sm)}
.step .snum{width:44px;height:44px;border-radius:12px;background:var(--grad);color:#fff;font-family:var(--font-head);font-weight:800;display:flex;align-items:center;justify-content:center;margin-bottom:var(--sp-4);box-shadow:var(--sh-brand)}
.step h4{margin-bottom:8px}
.step p{font-size:.92rem}

/* pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-6);align-items:stretch}
.price{display:flex;flex-direction:column;background:#fff}
.price.feat{border-color:transparent;box-shadow:var(--sh-lg);position:relative;background:linear-gradient(#fff,#fff) padding-box,var(--grad) border-box;border:2px solid transparent}
.price-badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#fff;background:var(--grad);padding:4px 14px;border-radius:var(--r-full);box-shadow:var(--sh-brand)}
.price h3{margin-bottom:6px}
.price .amt{font-family:var(--font-head);font-weight:800;font-size:2.4rem;color:var(--ink);margin:var(--sp-3) 0 var(--sp-6)}
.price .amt span{font-size:.9rem;color:var(--dim);font-weight:400}
.price ul{list-style:none;display:flex;flex-direction:column;gap:12px;margin-bottom:var(--sp-8);flex:1}
.price li{display:flex;gap:10px;font-size:.92rem;color:var(--text)}
.price li .ck{color:var(--cyan);flex-shrink:0;font-weight:700}
.price li.off{color:var(--dim)}

/* logos */
.logos{display:flex;flex-wrap:wrap;gap:var(--sp-10);justify-content:center;align-items:center}
.logos .lg{font-family:var(--font-head);font-weight:700;font-size:1.15rem;color:var(--dim);letter-spacing:-.02em;transition:var(--tr)}
.logos .lg:hover{color:var(--primary)}

/* feature row with image */
.feat-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-16);align-items:center}
.feat-row.rev .feat-text{order:2}
.check-list{list-style:none;display:flex;flex-direction:column;gap:14px;margin-top:var(--sp-6)}
.check-list li{display:flex;gap:12px;color:var(--text)}
.check-list .ck{width:24px;height:24px;border-radius:7px;background:var(--grad-soft);color:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0;font-size:.8rem}

/* testimonial */
.quote{font-size:1.2rem;color:var(--ink);line-height:1.7;font-weight:500}
.quote-author{display:flex;align-items:center;gap:12px;margin-top:var(--sp-6)}
.avatar{width:46px;height:46px;border-radius:50%;background:var(--grad);display:flex;align-items:center;justify-content:center;font-family:var(--font-head);font-weight:700;color:#fff}

/* CTA band */
.cta-band{position:relative;border-radius:var(--r-2xl);padding:var(--sp-20) var(--sp-8);text-align:center;overflow:hidden;background:var(--grad);color:#fff;box-shadow:var(--sh-lg)}
.cta-band::before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:40px 40px;mask-image:radial-gradient(ellipse 70% 90% at 50% 0,#000,transparent)}
.cta-band>*{position:relative;z-index:1}
.cta-band h2{color:#fff}
.cta-band .lead{color:rgba(255,255,255,.9);margin-left:auto;margin-right:auto}

/* forms */
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:var(--sp-4)}
.field label{font-size:.85rem;color:var(--ink);font-weight:600}
.input,textarea.input,select.input{width:100%;background:#fff;border:1px solid var(--line-2);border-radius:var(--r);padding:.85rem 1rem;color:var(--ink);font-family:var(--font-body);font-size:.95rem;transition:var(--tr)}
.input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(79,70,229,.14)}
.input::placeholder{color:var(--dim)}

/* footer (dark, for grounding + depth) */
.site-footer{background:#0b1220;color:#9aa7bd;padding:var(--sp-20) 0 var(--sp-10);margin-top:var(--sp-24)}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:var(--sp-8)}
.site-footer .brand{color:#fff}
.foot-brand p{font-size:.92rem;margin:var(--sp-4) 0 var(--sp-6);max-width:34ch;color:#7e8ba3}
.foot-social{display:flex;gap:10px}
.foot-social a{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);color:#9aa7bd;transition:var(--tr)}
.foot-social a:hover{background:var(--grad);color:#fff;border-color:transparent;transform:translateY(-2px)}
.foot-col h5{font-family:var(--font-head);font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:#fff;margin-bottom:var(--sp-4)}
.foot-col a{display:block;color:#9aa7bd;font-size:.9rem;padding:5px 0;transition:var(--tr)}
.foot-col a:hover{color:var(--cyan)}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;margin-top:var(--sp-12);padding-top:var(--sp-6);border-top:1px solid rgba(255,255,255,.08)}
.foot-bottom p{font-size:.82rem;color:#64748b}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* page hero (inner pages) */
.page-hero{position:relative;padding:var(--sp-20) 0 var(--sp-12);overflow:hidden;background:linear-gradient(180deg,var(--bg-soft),#fff)}
.breadcrumb{font-size:.85rem;color:var(--dim);margin-bottom:var(--sp-5)}
.breadcrumb a{color:var(--muted)}.breadcrumb a:hover{color:var(--primary)}

/* responsive */
@media(max-width:960px){
  .grid-3,.grid-4,.stats,.steps,.pricing,.foot-grid{grid-template-columns:repeat(2,1fr)}
  .hero-split,.feat-row,.feat-row.rev{grid-template-columns:1fr}
  .feat-row.rev .feat-text{order:0}
  .hero-media{order:-1}
  .nav-links,.nav-cta .btn{display:none}
  .burger{display:flex}
  .foot-grid{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1/-1}
}
@media(max-width:620px){
  .grid-2,.grid-3,.grid-4,.stats,.steps,.pricing,.foot-grid{grid-template-columns:1fr}
  .section{padding:var(--sp-16) 0}
}

/* ============================================
   Animations, sound toggle, portfolio, service pages
   ============================================ */
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@keyframes floaty2{0%,100%{transform:translateY(0)}50%{transform:translateY(10px)}}
@keyframes gradientShift{0%{background-position:0% 50%}100%{background-position:200% 50%}}
@keyframes pulseRing{0%{box-shadow:0 0 0 0 rgba(6,182,212,.5)}70%{box-shadow:0 0 0 12px rgba(6,182,212,0)}100%{box-shadow:0 0 0 0 rgba(6,182,212,0)}}
@keyframes shine{to{background-position:200% center}}
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}

.anim-float{animation:floaty 5s ease-in-out infinite}
.anim-float2{animation:floaty2 6s ease-in-out infinite}
.hero-badge .dot{animation:pulseRing 2.2s infinite}
.gradient-animate{background-size:200% auto;animation:gradientShift 4s linear infinite alternate}

/* reveal stagger */
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}

/* magnetic-ish hover on cards already via transform; add sheen on service icons */
.svc-card:hover .svc-icon{transform:rotate(-6deg) scale(1.06)}
.svc-icon{transition:var(--tr)}

/* sound toggle */
.sound-toggle{width:40px;height:40px;border-radius:50%;border:1px solid var(--line-2);background:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--muted);transition:var(--tr);box-shadow:var(--sh-sm)}
.sound-toggle:hover{color:var(--primary);border-color:var(--primary)}
.sound-toggle.off{opacity:.6}

/* count-up marker */
.countup{font-variant-numeric:tabular-nums}

/* logos marquee */
.logos-track{display:flex;gap:var(--sp-16);width:max-content;animation:marquee 26s linear infinite}
.logos-mask{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.logos-mask:hover .logos-track{animation-play-state:paused}

/* ---- portfolio ---- */
.pf-filters{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:var(--sp-12)}
.pf-filter{padding:8px 18px;border-radius:var(--r-full);border:1px solid var(--line-2);background:#fff;color:var(--muted);font-weight:600;font-size:.88rem;font-family:var(--font-head);cursor:pointer;transition:var(--tr)}
.pf-filter:hover{border-color:var(--primary);color:var(--primary)}
.pf-filter.active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:var(--sh-brand)}
.pf-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-6)}
.pf-card{position:relative;border-radius:var(--r-lg);overflow:hidden;cursor:pointer;box-shadow:var(--sh);aspect-ratio:4/3;background:var(--grad);transition:var(--tr)}
.pf-card:hover{transform:translateY(-6px);box-shadow:var(--sh-lg)}
.pf-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.pf-card:hover img{transform:scale(1.08)}
.pf-overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(9,12,24,.85));display:flex;flex-direction:column;justify-content:flex-end;padding:var(--sp-6);opacity:1;transition:var(--tr)}
.pf-cat{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#67e8f9;margin-bottom:6px}
.pf-title{color:#fff;font-family:var(--font-head);font-weight:700;font-size:1.2rem}
.pf-metric{color:#cbd5e1;font-size:.85rem;margin-top:4px}
.pf-view{position:absolute;top:var(--sp-5);right:var(--sp-5);width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.15);backdrop-filter:blur(6px);color:#fff;display:flex;align-items:center;justify-content:center;opacity:0;transform:scale(.6);transition:var(--tr)}
.pf-card:hover .pf-view{opacity:1;transform:scale(1)}
.pf-hidden{display:none}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:300;background:rgba(9,12,24,.72);backdrop-filter:blur(6px);display:none;align-items:center;justify-content:center;padding:var(--sp-6)}
.lightbox.open{display:flex;animation:fadeUp .25s ease}
.lb-card{background:#fff;border-radius:var(--r-xl);max-width:820px;width:100%;max-height:88vh;overflow:hidden;display:grid;grid-template-columns:1fr 1fr;box-shadow:var(--sh-lg)}
.lb-media{background:var(--grad);position:relative;min-height:320px}
.lb-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.lb-body{padding:var(--sp-8);overflow-y:auto}
.lb-close{position:absolute;top:14px;right:14px;width:38px;height:38px;border-radius:50%;background:#fff;border:none;font-size:1.4rem;cursor:pointer;z-index:5;box-shadow:var(--sh);color:var(--ink)}
.lb-metrics{display:flex;gap:var(--sp-6);margin:var(--sp-5) 0}
.lb-metrics .m .v{font-family:var(--font-head);font-weight:800;font-size:1.5rem;color:var(--primary)}
.lb-metrics .m .k{font-size:.78rem;color:var(--muted)}
@media(max-width:720px){.pf-grid{grid-template-columns:1fr 1fr}.lb-card{grid-template-columns:1fr}.lb-media{min-height:200px}}
@media(max-width:520px){.pf-grid{grid-template-columns:1fr}}

/* service detail page */
.svc-hero{display:grid;grid-template-columns:1.05fr .95fr;gap:var(--sp-12);align-items:center}
.svc-feature{display:flex;gap:var(--sp-4);padding:var(--sp-5);border-radius:var(--r);background:#fff;border:1px solid var(--line);box-shadow:var(--sh-sm);transition:var(--tr)}
.svc-feature:hover{box-shadow:var(--sh-md);transform:translateY(-3px)}
.svc-feature .fi{font-size:1.4rem}
@media(max-width:960px){.svc-hero{grid-template-columns:1fr}}

/* ============================================
   v3 — dropdown, animated buttons, prominent cards, testimonials
   ============================================ */
/* prominent card borders + depth */
.card{border:1px solid #c8d1e0;box-shadow:0 2px 4px rgba(15,23,42,.05),0 10px 24px -14px rgba(15,23,42,.18)}
.card:hover{border-color:#94a3b8;box-shadow:var(--sh-md)}
.stat,.step,.svc-feature{border:1px solid #cbd4e2}
.price{border:1px solid #c2ccdd}
.input,select.input,textarea.input{border:1px solid #c4cddc}

/* animated running-border button */
.btn-ring{position:relative;z-index:0;overflow:hidden;border:none}
.btn-ring::before{content:"";position:absolute;z-index:-2;left:50%;top:50%;width:280%;aspect-ratio:1;background:conic-gradient(from 0deg,#22d3ee,#7c3aed,#4f46e5,#22d3ee,#06b6d4);transform:translate(-50%,-50%);animation:spinRing 3.2s linear infinite}
.btn-ring::after{content:"";position:absolute;z-index:-1;inset:2px;border-radius:inherit;background:var(--grad)}
.btn-ring.btn-white::after{background:#fff}
@keyframes spinRing{to{transform:translate(-50%,-50%) rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.btn-ring::before{animation:none}}

/* stylish services dropdown */
.nav-links{position:relative}
.nav-item{position:relative;display:flex;align-items:center}
.nav-item>a{display:inline-flex;align-items:center;gap:5px}
.caret{width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:var(--tr);opacity:.7}
.nav-item:hover .caret{transform:rotate(225deg) translateY(-2px)}
.nav-item::after{content:"";position:absolute;top:100%;left:0;right:0;height:16px}
.dropdown{position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%) translateY(10px);width:560px;background:#fff;border:1px solid #c8d1e0;border-radius:18px;box-shadow:var(--sh-lg);padding:14px;display:grid;grid-template-columns:1fr 1fr;gap:4px;opacity:0;visibility:hidden;transition:opacity .22s ease,transform .22s ease;z-index:120}
.nav-item:hover .dropdown,.nav-item:focus-within .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dropdown::before{content:"";position:absolute;top:-7px;left:50%;transform:translateX(-50%) rotate(45deg);width:14px;height:14px;background:#fff;border-left:1px solid #c8d1e0;border-top:1px solid #c8d1e0;border-radius:3px 0 0 0}
.dd-item{display:flex;gap:12px;padding:12px;border-radius:12px;transition:var(--tr)}
.dd-item:hover{background:var(--bg-soft);transform:translateX(2px)}
.dd-ic{width:42px;height:42px;border-radius:11px;background:var(--grad-soft);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0}
.dd-item strong{display:block;color:var(--ink);font-size:.92rem;font-family:var(--font-head);margin-bottom:1px}
.dd-item span{font-size:.79rem;color:var(--muted);line-height:1.4}
.dd-foot{grid-column:1/-1;margin-top:4px;padding:12px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;font-size:.85rem}
.dd-foot a{color:var(--primary);font-weight:600}
/* mobile services accordion */
.m-sub{display:none;flex-direction:column;padding-left:1rem}
.m-sub.open{display:flex}
.m-services>span{cursor:pointer}

/* testimonials carousel */
.tcar{position:relative;max-width:820px;margin:0 auto}
.tslide{position:absolute;inset:0;opacity:0;transition:opacity .6s ease;pointer-events:none}
.tslide.active{position:relative;opacity:1;pointer-events:auto}
.tcard{background:#fff;border:1px solid #c8d1e0;border-radius:var(--r-xl);padding:2.75rem;box-shadow:var(--sh-md);text-align:center}
.tstars{color:#f59e0b;font-size:1.1rem;letter-spacing:2px;margin-bottom:1rem}
.tquote{font-size:1.3rem;line-height:1.6;color:var(--ink);font-weight:500;font-family:var(--font-head)}
.tmeta{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:1.5rem}
.tdots{display:flex;gap:8px;justify-content:center;margin-top:1.75rem}
.tdot{width:9px;height:9px;border-radius:50%;background:#c4cddc;cursor:pointer;transition:var(--tr);border:none;padding:0}
.tdot.active{background:var(--grad);width:28px;border-radius:5px}

/* pricing extras */
.price .per{font-size:.9rem;color:var(--dim);font-weight:400}
.price .ptag{display:inline-block;font-size:.72rem;font-weight:700;color:var(--primary);background:var(--grad-soft);border:1px solid var(--line);padding:3px 10px;border-radius:var(--r-full);margin-bottom:.5rem}
.price .best{font-size:.82rem;color:var(--muted);margin-bottom:1rem}

@media(max-width:960px){.dropdown{display:none}}