/* =============================================
   MEPCO — Premium CSS with Animations & Effects
   Colors: #003f5a  #841010  #494949  #ffffff
   ============================================= */

:root{
  --blue:#003f5a;--red:#841010;--gray:#494949;--white:#ffffff;
  --bg:#f8f9fb;
  --radius:16px;--radius-sm:10px;
  --shadow:0 8px 32px rgba(0,63,90,.12);
  --shadow-lg:0 20px 60px rgba(0,63,90,.18);
  --ease:cubic-bezier(.22,1,.36,1);
  --dur:.7s;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;text-size-adjust:100%}

body{
  font-family:'Inter',system-ui,sans-serif;color:var(--gray);
  background:var(--bg);line-height:1.65;overflow-x:hidden;
}

img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}

.container{width:min(1180px,90%);margin-inline:auto}

/* ============ PRELOADER ============ */
.preloader{
  position:fixed;inset:0;z-index:9999;
  background:var(--blue);
  display:flex;align-items:center;justify-content:center;
  transition:opacity .6s var(--ease),visibility .6s;
}
.preloader.done{opacity:0;visibility:hidden;pointer-events:none}
.preloader-inner{text-align:center}
.preloader-ring{
  width:64px;height:64px;margin:0 auto 16px;
  border:4px solid rgba(255,255,255,.15);
  border-top-color:var(--white);border-radius:50%;
  animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}
.preloader-text{
  color:var(--white);font-weight:800;font-size:1.4rem;
  letter-spacing:3px;
}

/* ============ CUSTOM CURSOR ============ */
.cursor,.cursor-dot{
  display:none;position:fixed;top:0;left:0;
  border-radius:50%;pointer-events:none;z-index:9998;
  transition:transform .15s var(--ease);
}
@media(hover:hover)and(pointer:fine){
  .cursor{display:block;width:36px;height:36px;border:2px solid var(--blue);opacity:.35}
  .cursor-dot{display:block;width:6px;height:6px;background:var(--red)}
}

/* ============ SCROLL-TO-TOP ============ */
.scroll-top{
  position:fixed;right:20px;bottom:20px;z-index:50;
  width:46px;height:46px;border-radius:50%;border:0;
  background:var(--blue);color:var(--white);cursor:pointer;
  box-shadow:var(--shadow);
  opacity:0;transform:translateY(20px);
  transition:opacity .4s,transform .4s var(--ease),background .3s;
}
.scroll-top.show{opacity:1;transform:translateY(0)}
.scroll-top:hover{background:var(--red)}

/* ============ HEADER ============ */
.header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(255,255,255,.82);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(73,73,73,.1);
  transition:box-shadow .4s,background .4s;
}
.header.scrolled{
  background:rgba(255,255,255,.96);
  box-shadow:0 4px 24px rgba(0,63,90,.08);
}
.header__inner{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;gap:12px;
}
.header__brand{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:800;font-size:1.15rem;color:var(--gray);
}
.header__brand img{width:44px;height:44px}

/* Hamburger */
.header__toggle{
  display:flex;flex-direction:column;justify-content:center;align-items:center;
  gap:5px;width:44px;height:44px;border:0;border-radius:var(--radius-sm);
  background:rgba(0,63,90,.07);cursor:pointer;
  transition:background .3s;
}
.header__toggle span{
  display:block;width:20px;height:2px;background:var(--blue);
  border-radius:2px;transition:transform .35s var(--ease),opacity .25s;
}
.header__toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.header__toggle.open span:nth-child(2){opacity:0}
.header__toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Nav (mobile) */
.header__nav{
  position:fixed;top:72px;left:0;right:0;
  background:rgba(255,255,255,.97);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  display:grid;gap:2px;padding:14px 5%;
  transform:translateY(-110%);opacity:0;
  transition:transform .45s var(--ease),opacity .35s;
  border-bottom:1px solid rgba(73,73,73,.12);
}
.header__nav.open{transform:translateY(0);opacity:1}
.header__nav a{
  padding:12px 14px;border-radius:var(--radius-sm);
  font-weight:600;color:var(--gray);
  transition:background .25s,color .25s;
}
.header__nav a:hover,.header__nav a.active{
  background:rgba(0,63,90,.07);color:var(--blue);
}
.nav-cta{
  background:var(--red)!important;color:var(--white)!important;
  text-align:center;border-radius:var(--radius-sm)!important;
  margin-top:6px;
}

/* ============ REVEAL ANIMATIONS ============ */
.reveal{opacity:0;transform:translateY(40px);transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease)}
.reveal.visible{opacity:1;transform:translateY(0)}
.anim-up{opacity:0;transform:translateY(30px);animation:none}
.hero.loaded .anim-up{animation:fadeUp .8s var(--ease) forwards;animation-delay:var(--d,.1s)}
@keyframes fadeUp{to{opacity:1;transform:translateY(0)}}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 24px;border-radius:var(--radius-sm);
  font-weight:700;font-size:.95rem;border:2px solid transparent;
  cursor:pointer;position:relative;overflow:hidden;
  transition:transform .3s var(--ease),box-shadow .3s,background .3s,border-color .3s;
}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:var(--red);color:var(--white);border-color:var(--red)}
.btn--primary:hover{background:#9c1616;border-color:#9c1616;box-shadow:0 8px 28px rgba(132,16,16,.35)}
.btn--glow::after{
  content:'';position:absolute;inset:-2px;border-radius:inherit;
  background:linear-gradient(135deg,rgba(132,16,16,.6),transparent 60%);
  opacity:0;transition:opacity .4s;z-index:-1;
}
.btn--glow:hover::after{opacity:1}
.btn--glass{
  background:rgba(255,255,255,.12);color:var(--white);
  border-color:rgba(255,255,255,.4);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.btn--glass:hover{background:rgba(255,255,255,.22)}
.btn--lg{padding:16px 32px;font-size:1.05rem}
.btn--full{width:100%;justify-content:center}

/* ============ GLASS ============ */
.glass{
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-radius:var(--radius);
}
.glass-d{
  background:rgba(0,63,90,.04);border:1px solid rgba(0,63,90,.1);
  border-radius:var(--radius);
  transition:transform .4s var(--ease),box-shadow .4s;
}
.glass-d:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}

/* ============ HERO ============ */
.hero{
  position:relative;min-height:100vh;min-height:100dvh;
  display:flex;flex-direction:column;justify-content:center;
  padding:100px 0 50px;overflow:hidden;
  background:linear-gradient(150deg,var(--blue) 0%,#06547a 50%,#07384e 100%);
  color:var(--white);
}
.hero__bg{
  position:absolute;inset:0;
  background:
    radial-gradient(circle at 20% 80%,rgba(132,16,16,.25) 0%,transparent 50%),
    radial-gradient(circle at 80% 20%,rgba(255,255,255,.06) 0%,transparent 40%);
  animation:heroBgPulse 8s ease-in-out infinite alternate;
}
@keyframes heroBgPulse{
  0%{opacity:.8}
  100%{opacity:1;background:
    radial-gradient(circle at 30% 70%,rgba(132,16,16,.3) 0%,transparent 50%),
    radial-gradient(circle at 70% 30%,rgba(255,255,255,.08) 0%,transparent 40%)}
}
.hero__particles{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.particle{
  position:absolute;border-radius:50%;background:rgba(255,255,255,.15);
  animation:float linear infinite;
}
@keyframes float{
  0%{transform:translateY(100vh) scale(0);opacity:0}
  10%{opacity:1}
  90%{opacity:1}
  100%{transform:translateY(-10vh) scale(1);opacity:0}
}
.hero__grid{
  position:relative;z-index:2;
  display:grid;gap:28px;align-items:center;
}
.hero__eyebrow{
  text-transform:uppercase;font-size:.85rem;letter-spacing:2px;
  color:rgba(255,255,255,.85);min-height:1.4em;margin-bottom:10px;
}
.typewriter{border-right:2px solid var(--white);padding-right:4px}
.hero__title{display:grid;gap:2px;font-family:'Playfair Display',serif;line-height:1.12}
.hero__line{font-size:clamp(1.9rem,6vw,3.4rem)}
.accent{
  background:linear-gradient(135deg,#ff6b6b,#fff);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}
.hero__desc{max-width:58ch;color:rgba(255,255,255,.85);margin-top:10px}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}

.hero__card{padding:22px;max-width:380px}
.hero__card h2{font-size:1.1rem;margin-bottom:14px;font-family:'Inter',sans-serif}
.hero__card ul{display:grid;gap:10px}
.hero__card li{display:flex;align-items:baseline;gap:10px;font-size:.95rem}
.hero__card i{
  font-style:normal;font-weight:800;font-size:.78rem;
  color:var(--red);background:rgba(132,16,16,.15);
  border-radius:6px;padding:3px 7px;min-width:28px;text-align:center;
}

.hero__scroll{
  position:absolute;bottom:28px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:8px;
  color:rgba(255,255,255,.5);font-size:.78rem;letter-spacing:1px;
  animation:scrollHint 2s ease-in-out infinite;
}
@keyframes scrollHint{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(8px)}}
.mouse{
  width:22px;height:34px;border:2px solid rgba(255,255,255,.4);
  border-radius:12px;position:relative;
}
.wheel{
  width:3px;height:8px;background:rgba(255,255,255,.6);border-radius:2px;
  position:absolute;top:6px;left:50%;transform:translateX(-50%);
  animation:wheelScroll 1.8s ease-in-out infinite;
}
@keyframes wheelScroll{0%{opacity:1;transform:translateX(-50%) translateY(0)}100%{opacity:0;transform:translateX(-50%) translateY(12px)}}

/* ============ SECTIONS ============ */
.section{padding:80px 0}
.section--dark{background:var(--blue);color:var(--white)}
.section--dark .lead{color:rgba(255,255,255,.7)}
.section--dark h2{color:var(--white)}

.section-head{text-align:center;margin-bottom:44px}
.tag{
  display:inline-block;font-size:.78rem;font-weight:700;
  text-transform:uppercase;letter-spacing:2px;
  color:var(--red);background:rgba(132,16,16,.08);
  padding:6px 16px;border-radius:999px;margin-bottom:12px;
}
.tag--light{color:var(--white);background:rgba(255,255,255,.12)}
h2{font-family:'Playfair Display',serif;font-size:clamp(1.6rem,4.5vw,2.5rem);line-height:1.2}
.lead{color:#666;max-width:68ch;margin-inline:auto;margin-top:10px}

/* ============ STATS ============ */
.stats{
  display:grid;grid-template-columns:repeat(2,1fr);gap:16px;
  margin:32px 0;
}
.stat{
  background:var(--white);border:1px solid rgba(0,63,90,.08);
  border-radius:var(--radius);padding:22px;text-align:center;
  box-shadow:var(--shadow);
  transition:transform .4s var(--ease),box-shadow .4s;
}
.stat:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.stat__num,.stat__lbl{
  font-size:2.2rem;font-weight:900;color:var(--red);
  font-family:'Playfair Display',serif;
}
.stat__suf{font-size:1.3rem;font-weight:800;color:var(--red)}
.stat p{margin-top:4px;font-size:.88rem;color:var(--gray)}

/* ============ APPROACH ============ */
.approach{display:grid;gap:16px;margin:32px 0}
.acard{padding:22px;text-align:center;transition:transform .4s var(--ease),box-shadow .4s}
.acard:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.acard__ic{
  width:56px;height:56px;margin:0 auto 14px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;background:rgba(0,63,90,.08);color:var(--blue);
}
.acard h3{font-size:1.05rem;margin-bottom:6px;color:var(--blue)}
.acard p{font-size:.9rem;color:#666}

/* ============ SECTORS ============ */
.sectors{margin-top:32px;text-align:center}
.sectors__t{font-size:1.1rem;margin-bottom:14px;color:var(--blue)}
.chips{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}
.chips span{
  background:var(--blue);color:var(--white);border-radius:999px;
  padding:9px 18px;font-size:.88rem;font-weight:600;
  transition:transform .3s var(--ease),background .3s;
  cursor:default;
}
.chips span:hover{background:var(--red);transform:scale(1.06)}

/* ============ SERVICES ============ */
.services{display:grid;gap:18px}
.svc{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius);padding:26px;
  position:relative;overflow:hidden;
  transition:transform .4s var(--ease),box-shadow .4s,border-color .3s;
}
.svc::before{
  content:'';position:absolute;top:0;left:0;width:4px;height:100%;
  background:var(--red);transform:scaleY(0);transition:transform .4s var(--ease);
  transform-origin:bottom;
}
.svc:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(255,255,255,.3)}
.svc:hover::before{transform:scaleY(1)}
.svc__num{
  font-size:.75rem;font-weight:800;color:var(--red);
  background:rgba(132,16,16,.15);border-radius:6px;
  padding:4px 10px;display:inline-block;margin-bottom:12px;
}
.svc h3{color:var(--white);font-size:1.15rem;margin-bottom:8px}
.svc p{color:rgba(255,255,255,.7);font-size:.92rem}

/* ============ SYSTEMS ============ */
.sys-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:12px;
}
.sys-item{
  display:flex;align-items:center;gap:10px;
  background:var(--white);border:1px solid rgba(0,63,90,.08);
  border-radius:var(--radius-sm);padding:14px 16px;
  box-shadow:0 2px 12px rgba(0,63,90,.06);
  transition:transform .35s var(--ease),box-shadow .35s;
}
.sys-item:hover{transform:translateX(6px);box-shadow:var(--shadow)}
.sys-item::before{
  content:'';width:8px;height:8px;border-radius:50%;
  background:var(--red);flex-shrink:0;
}
.sys-item span{font-size:.88rem;font-weight:500}

/* ============ CTA ============ */
.cta{
  background:linear-gradient(135deg,var(--red),#a61919);
  color:var(--white);padding:60px 0;
}
.cta__inner{
  display:grid;gap:22px;align-items:center;text-align:center;
}
.cta h2{color:var(--white);font-family:'Playfair Display',serif}
.cta p{color:rgba(255,255,255,.85)}
.cta .btn--primary{background:var(--white);color:var(--red);border-color:var(--white)}
.cta .btn--primary:hover{background:rgba(255,255,255,.9);box-shadow:0 8px 28px rgba(0,0,0,.2)}

/* ============ PROJECTS ============ */
.pfilter{
  display:flex;flex-wrap:wrap;gap:8px;justify-content:center;
  margin-bottom:28px;
}
.pfilter button{
  padding:8px 18px;border:1px solid rgba(0,63,90,.15);
  border-radius:999px;background:transparent;color:var(--gray);
  font-weight:600;font-size:.85rem;cursor:pointer;
  transition:background .3s,color .3s,border-color .3s,transform .3s;
}
.pfilter button:hover,.pfilter button.active{
  background:var(--blue);color:var(--white);border-color:var(--blue);
  transform:scale(1.04);
}

.pgrid{display:grid;gap:14px}
.pcard{
  display:grid;grid-template-columns:1fr auto;gap:8px;
  align-items:center;
  background:var(--white);border:1px solid rgba(0,63,90,.08);
  border-radius:var(--radius-sm);padding:16px 18px;
  box-shadow:0 2px 12px rgba(0,63,90,.05);
  transition:transform .35s var(--ease),box-shadow .35s,opacity .4s;
}
.pcard:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.pcard.hide{display:none}
.pcard__name{font-weight:700;color:var(--blue)}
.pcard__meta{font-size:.82rem;color:#888}
.pcard__cat{
  font-size:.75rem;font-weight:700;text-transform:uppercase;
  background:rgba(132,16,16,.08);color:var(--red);
  border-radius:6px;padding:4px 10px;white-space:nowrap;
}

/* ============ GALLERY ============ */
.ggrid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.gitem{
  position:relative;border-radius:var(--radius);overflow:hidden;
  aspect-ratio:1;cursor:pointer;
  border:2px solid rgba(255,255,255,.1);
  transition:transform .4s var(--ease),box-shadow .4s,border-color .3s;
}
.gitem:hover{transform:scale(1.03);box-shadow:var(--shadow-lg);border-color:rgba(255,255,255,.4)}
.gitem img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.gitem:hover img{transform:scale(1.1)}
.gitem::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 50%,rgba(0,63,90,.5));
  opacity:0;transition:opacity .4s;
}
.gitem:hover::after{opacity:1}

/* ============ LIGHTBOX ============ */
.lightbox{
  position:fixed;inset:0;z-index:200;
  background:rgba(0,0,0,.92);
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;
  transition:opacity .4s,visibility .4s;
}
.lightbox.open{opacity:1;visibility:visible}
.lb__img{
  max-width:92vw;max-height:88vh;border-radius:var(--radius);
  object-fit:contain;
  transform:scale(.9);transition:transform .4s var(--ease);
}
.lightbox.open .lb__img{transform:scale(1)}
.lb__close,.lb__prev,.lb__next{
  position:absolute;background:rgba(255,255,255,.1);border:0;
  color:var(--white);cursor:pointer;border-radius:50%;
  width:48px;height:48px;display:flex;align-items:center;justify-content:center;
  transition:background .3s,transform .3s;
}
.lb__close:hover,.lb__prev:hover,.lb__next:hover{background:rgba(255,255,255,.25);transform:scale(1.1)}
.lb__close{top:18px;right:18px;font-size:1.6rem}
.lb__prev{left:18px;top:50%;transform:translateY(-50%)}
.lb__next{right:18px;top:50%;transform:translateY(-50%)}
.lb__count{
  position:absolute;bottom:18px;left:50%;transform:translateX(-50%);
  color:rgba(255,255,255,.6);font-size:.85rem;
}

/* ============ TESTIMONIALS ============ */
.tslider{position:relative;overflow:hidden;min-height:240px}
.tcard{
  position:absolute;inset:0;
  display:flex;flex-direction:column;justify-content:center;align-items:center;
  text-align:center;padding:22px;
  opacity:0;transform:translateX(60px);
  transition:opacity .55s var(--ease),transform .55s var(--ease);
  pointer-events:none;
}
.tcard.active{opacity:1;transform:translateX(0);pointer-events:auto;position:relative}
.tstars{color:#f5a623;font-size:1.3rem;margin-bottom:12px;letter-spacing:2px}
.tcard blockquote{
  font-style:italic;max-width:56ch;font-size:1rem;color:#555;
  line-height:1.7;margin-bottom:16px;
}
.tauthor{display:flex;flex-direction:column;gap:2px}
.tauthor strong{color:var(--blue);font-size:.95rem}
.tauthor span{font-size:.82rem;color:#888}

.tdots{display:flex;justify-content:center;gap:10px;margin-top:14px}
.tdots button{
  width:12px;height:12px;border-radius:50%;border:2px solid var(--blue);
  background:transparent;cursor:pointer;padding:0;
  transition:background .3s,transform .3s;
}
.tdots button.active{background:var(--blue);transform:scale(1.2)}

/* ============ CONTACT ============ */
.contact{display:grid;gap:24px}
.cinfo{display:grid;gap:14px}
.cinfo__card{
  display:flex;align-items:flex-start;gap:14px;padding:18px;
  transition:transform .35s var(--ease),box-shadow .35s;
}
.section--dark .cinfo__card{border-color:rgba(255,255,255,.15)}
.cinfo__card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.cinfo__ic{
  width:46px;height:46px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;background:rgba(132,16,16,.12);color:var(--red);
}
.section--dark .cinfo__ic{background:rgba(255,255,255,.1);color:var(--white)}
.cinfo__card h4{margin-bottom:4px;font-size:.92rem;color:var(--white)}
.cinfo__card p,.cinfo__card a{font-size:.88rem;color:rgba(255,255,255,.7)}
.cinfo__card a:hover{color:var(--white)}
.cinfo__social{display:flex;gap:14px;align-items:center;padding-top:6px}
.cinfo__social a{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.08);color:rgba(255,255,255,.7);border:1px solid rgba(255,255,255,.15);transition:all .3s ease}
.cinfo__social a:hover{background:var(--primary);color:var(--white);transform:translateY(-3px);box-shadow:0 4px 15px rgba(0,163,255,.35)}

.cform{
  padding:26px;
  border-color:rgba(255,255,255,.15)!important;
}
.cform h3{margin-bottom:18px;color:var(--white);font-size:1.15rem}
.fg{position:relative;margin-bottom:16px}
.fg input,.fg textarea{
  width:100%;padding:14px 16px;border:1px solid rgba(255,255,255,.2);
  border-radius:var(--radius-sm);background:rgba(255,255,255,.06);
  color:var(--white);font:inherit;font-size:.95rem;
  transition:border-color .3s,box-shadow .3s;
  outline:none;
}
.fg input:focus,.fg textarea:focus{
  border-color:var(--red);
  box-shadow:0 0 0 3px rgba(132,16,16,.15);
}
.fg label{
  position:absolute;top:14px;left:16px;
  color:rgba(255,255,255,.45);font-size:.92rem;font-weight:500;
  transition:all .25s var(--ease);pointer-events:none;
}
.fg input:focus~label,.fg textarea:focus~label,
.fg input:not(:placeholder-shown)~label,
.fg textarea:not(:placeholder-shown)~label{
  top:-8px;left:12px;font-size:.72rem;font-weight:700;
  color:var(--red);background:var(--blue);padding:0 6px;
  border-radius:4px;
}

/* ============ FOOTER ============ */
.footer{background:var(--gray);color:var(--white);padding:20px 0}
.footer__inner{
  display:flex;flex-wrap:wrap;align-items:center;
  justify-content:space-between;gap:14px;
}
.footer__brand{display:flex;align-items:center;gap:10px}
.footer__brand img{width:36px;height:36px}
.footer__brand strong{font-size:.95rem}
.footer__brand small{display:block;font-size:.75rem;opacity:.7}
.footer__copy{font-size:.82rem;opacity:.7}
.footer__top{font-size:.82rem;color:var(--white);opacity:.7;transition:opacity .3s}
.footer__top:hover{opacity:1}

/* ============ RESPONSIVE ============ */
@media(min-width:640px){
  .stats{grid-template-columns:repeat(4,1fr)}
  .approach{grid-template-columns:repeat(2,1fr)}
  .services{grid-template-columns:repeat(2,1fr)}
  .sys-grid{grid-template-columns:repeat(3,1fr)}
  .ggrid{grid-template-columns:repeat(3,1fr)}
}

@media(min-width:900px){
  .header__toggle{display:none}
  .header__nav{
    position:static;display:inline-flex;gap:6px;padding:0;
    transform:none;opacity:1;border:0;background:transparent;
    -webkit-backdrop-filter:none;backdrop-filter:none;
  }
  .hero__grid{grid-template-columns:1.4fr 1fr}
  .services{grid-template-columns:repeat(3,1fr)}
  .sys-grid{grid-template-columns:repeat(4,1fr)}
  .ggrid{grid-template-columns:repeat(4,1fr)}
  .cta__inner{grid-template-columns:1.5fr auto;text-align:left}
  .contact{grid-template-columns:1fr 1fr}
  .pgrid{grid-template-columns:repeat(2,1fr)}
}

@media(min-width:1100px){
  .approach{grid-template-columns:repeat(4,1fr)}
  .pgrid{grid-template-columns:repeat(3,1fr)}
}

/* ============ SMOOTH LINK UNDERLINES ============ */
.header__nav a:not(.nav-cta){position:relative}
.header__nav a:not(.nav-cta)::after{
  content:'';position:absolute;bottom:4px;left:14px;right:14px;
  height:2px;background:var(--red);transform:scaleX(0);
  transition:transform .35s var(--ease);transform-origin:right;
}
.header__nav a:not(.nav-cta):hover::after,
.header__nav a:not(.nav-cta).active::after{
  transform:scaleX(1);transform-origin:left;
}

/* Smooth tilt for stat cards */
@keyframes tiltIn{
  0%{opacity:0;transform:perspective(600px) rotateY(12deg) translateY(30px)}
  100%{opacity:1;transform:perspective(600px) rotateY(0) translateY(0)}
}