/* ==========================================================================
   Trinexa Power Systems
   Palette taken from the printed identity: navy body, chrome silver,
   one live orange that is only ever used for the thing that carries current.
   ========================================================================== */

:root{
  --ink:#0A1A3C;
  --ink-2:#06122B;
  --ink-3:#14306A;
  --current:#F58220;
  --current-hi:#FFA23F;
  --steel:#A9B6CC;
  --steel-dim:#6E7E99;
  --paper:#F3F6FB;
  --card:#FFFFFF;
  --line:#DFE5EF;
  --line-dark:rgba(169,182,204,.18);

  --display:"Archivo", system-ui, sans-serif;
  --body:"IBM Plex Sans", system-ui, sans-serif;

  --wrap:1220px;
  --r:14px;
  --ease:cubic-bezier(.22,.75,.28,1);
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth;scroll-padding-top:88px}

body{
  margin:0;
  font-family:var(--body);
  font-size:1.0625rem;
  line-height:1.62;
  color:#233252;
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

h1,h2,h3,h4,.display{
  font-family:var(--display);
  font-weight:800;
  letter-spacing:-.015em;
  line-height:1.04;
  color:var(--ink);
  margin:0;
}

p{margin:0 0 1rem}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

:focus-visible{outline:3px solid var(--current);outline-offset:3px;border-radius:4px}

.skip{position:absolute;left:-9999px;top:0;z-index:999;background:var(--current);color:#111;padding:.6rem 1rem;font-weight:600}
.skip:focus{left:12px;top:12px}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:20px}
.sec{padding:clamp(58px,8vw,108px) 0}
.sec-dark{background:var(--ink);color:#D7E0EF}
.sec-dark h2,.sec-dark h3{color:#fff}

/* section heading: a short rule + name. no all-caps eyebrows. */
.head{display:flex;align-items:baseline;gap:18px;margin-bottom:clamp(26px,4vw,44px);flex-wrap:wrap}
.head h2{font-size:clamp(1.9rem,4.4vw,3rem)}
.head .head-note{font-size:.95rem;color:var(--steel-dim);max-width:34ch;margin:0}
.sec-dark .head .head-note{color:var(--steel)}

/* ============================ bus-bar rail ============================ */
.rail{position:fixed;left:26px;top:0;bottom:0;width:2px;background:rgba(20,48,106,.14);z-index:3;pointer-events:none;display:none}
.rail-live{position:absolute;top:0;left:0;width:100%;height:0;background:linear-gradient(180deg,var(--current-hi),var(--current));box-shadow:0 0 14px rgba(245,130,32,.55)}
@media (min-width:1320px){.rail{display:block}}

/* ============================== top bar ============================== */
.topbar{position:sticky;top:0;z-index:60;transition:background .35s var(--ease),box-shadow .35s var(--ease)}
.topbar-in{display:flex;align-items:center;gap:18px;height:76px;max-width:var(--wrap);padding-inline:20px}
.topbar.is-stuck{background:rgba(6,18,43,.94);backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--line-dark)}

.brand{display:flex;align-items:center;gap:11px;margin-right:auto}
.brand img{filter:drop-shadow(0 3px 8px rgba(0,0,0,.35))}
.brand-text{display:flex;flex-direction:column;line-height:1}
.brand-text b{font-family:var(--display);font-weight:800;font-size:1.32rem;letter-spacing:.06em;color:#fff}
.brand-text i{font-style:normal;font-size:.63rem;letter-spacing:.34em;color:var(--current);margin-top:4px;font-weight:600}

.nav-main{display:flex;gap:30px;align-items:center}
.nav-main a{font-size:.94rem;font-weight:500;color:#C9D5E8;position:relative;padding:6px 0}
.nav-main a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--current);transition:right .3s var(--ease)}
.nav-main a:hover{color:#fff}
.nav-main a:hover::after{right:0}

.topbar-cta{display:flex;align-items:center;gap:12px}

.btn-live{
  display:inline-flex;align-items:center;gap:9px;
  background:var(--current);color:#160B00;font-weight:600;font-size:.94rem;
  padding:.66rem 1.15rem;border-radius:999px;border:0;
  position:relative;overflow:hidden;transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.btn-live::before{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 20%,rgba(255,255,255,.55) 50%,transparent 80%);transform:translateX(-120%)}
.btn-live:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(245,130,32,.34);color:#160B00}
.btn-live:hover::before{animation:surge .7s var(--ease)}
@keyframes surge{to{transform:translateX(120%)}}

.btn-ghost{
  display:inline-flex;align-items:center;gap:9px;
  border:1.5px solid rgba(169,182,204,.45);color:#E4EBF6;font-weight:500;font-size:.94rem;
  padding:.62rem 1.15rem;border-radius:999px;background:transparent;
  transition:border-color .25s var(--ease),background .25s var(--ease),color .25s var(--ease);
}
.btn-ghost:hover{border-color:var(--current);background:rgba(245,130,32,.1);color:#fff}

.navtoggle{display:none;width:44px;height:44px;border:0;background:transparent;flex-direction:column;justify-content:center;gap:5px;padding:0 9px;cursor:pointer}
.navtoggle span{display:block;height:2px;background:#fff;border-radius:2px;transition:transform .3s var(--ease),opacity .2s}
.navtoggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.navtoggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.navtoggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media (max-width:991px){
  .navtoggle{display:flex}
  .nav-main{
    position:fixed;inset:76px 0 auto 0;background:rgba(6,18,43,.985);backdrop-filter:blur(12px);
    flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 26px;
    transform:translateY(-14px);opacity:0;visibility:hidden;transition:.3s var(--ease);
  }
  .nav-main.open{transform:none;opacity:1;visibility:visible}
  .nav-main a{padding:16px 2px;border-bottom:1px solid var(--line-dark);font-size:1.05rem}
  .nav-main a::after{display:none}
  .topbar-cta .btn-live span{display:none}
  .topbar-cta .btn-live{padding:.66rem .8rem}
  .hero-stat b{font-size:.86rem}
}

/* ================================ hero ================================ */
.hero{position:relative;background:var(--ink-2);color:#fff;overflow:hidden;margin-top:-76px;padding-top:76px}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(120% 90% at 8% 12%,rgba(20,48,106,.85),transparent 60%);pointer-events:none}
.hero-in{position:relative;z-index:2;display:grid;grid-template-columns:1.02fr .98fr;gap:clamp(24px,4vw,56px);align-items:center;min-height:min(82vh,690px);padding-block:clamp(48px,7vw,84px)}

.hero-badge{display:inline-flex;align-items:center;gap:9px;font-size:.76rem;font-weight:600;letter-spacing:.14em;color:var(--current);border:1px solid rgba(245,130,32,.42);border-radius:999px;padding:.42rem .9rem;margin-bottom:22px}

.hero h1{color:#fff;font-size:clamp(2.5rem,6.4vw,4.6rem);letter-spacing:-.03em}
.hero-sub{margin:20px 0 0;max-width:44ch;color:#B9C7DE;font-size:clamp(1rem,1.6vw,1.14rem)}

.hero-acts{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}

.hero-disc{display:flex;flex-wrap:wrap;gap:8px;margin-top:38px;padding-top:26px;border-top:1px solid var(--line-dark)}
.hero-disc span{display:inline-flex;align-items:center;gap:8px;font-size:.87rem;font-weight:500;color:#CBD8EC;background:rgba(169,182,204,.08);border:1px solid var(--line-dark);border-radius:8px;padding:.44rem .78rem}
.hero-disc i{color:var(--current);font-size:.95rem}

/* the photo: cut on a diagonal so it reads as a plate, not a stock hero */
.hero-media{position:relative;height:100%;min-height:340px}
.hero-media img{width:100%;height:100%;object-fit:cover;border-radius:var(--r);
  clip-path:polygon(9% 0,100% 0,100% 100%,0 100%);}
.hero-media::before{content:"";position:absolute;inset:0;border-radius:var(--r);clip-path:polygon(9% 0,100% 0,100% 100%,0 100%);background:linear-gradient(90deg,rgba(6,18,43,.55),transparent 34%);z-index:1}
.hero-stat{position:absolute;left:14px;bottom:16px;z-index:2;display:flex;align-items:center;gap:10px;background:var(--current);color:#170C00;border-radius:10px;padding:.6rem .9rem;box-shadow:0 14px 30px rgba(0,0,0,.36)}
.hero-stat i{font-size:1.15rem}
.hero-stat b{font-family:var(--display);font-size:.95rem;font-weight:700;line-height:1.15}

@media (max-width:991px){
  .hero-in{grid-template-columns:1fr;min-height:0}
  .hero-media{min-height:280px;order:-1}
  .hero-media img,.hero-media::before{clip-path:none}
  .hero-stat{left:auto;right:14px;bottom:14px}
}

/* ============================= disciplines ============================= */
.disc{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.disc-tile{position:relative;border-radius:var(--r);overflow:hidden;min-height:330px;display:flex;align-items:flex-end;color:#fff;isolation:isolate}
.disc-tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:transform .8s var(--ease)}
.disc-tile::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(6,18,43,.12) 30%,rgba(6,18,43,.9) 100%)}
.disc-tile:hover img{transform:scale(1.06)}
.disc-body{padding:22px 20px;width:100%}
.disc-body i{color:var(--current);font-size:1.3rem}
.disc-body h3{color:#fff;font-size:1.5rem;margin:8px 0 4px}
.disc-body p{margin:0;font-size:.9rem;color:#C3D0E4;line-height:1.45}

@media (max-width:991px){.disc{grid-template-columns:repeat(2,1fr)}.disc-tile{min-height:250px}}
@media (max-width:520px){.disc{grid-template-columns:1fr}.disc-tile{min-height:210px}}

/* ============================== services ============================== */
.svc{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.svc-item{background:var(--card);padding:26px 20px;display:flex;flex-direction:column;gap:14px;transition:background .3s var(--ease)}
.svc-item i{font-size:1.45rem;color:var(--ink-3);transition:color .3s var(--ease),transform .3s var(--ease)}
.svc-item span{font-family:var(--display);font-weight:600;font-size:1.02rem;color:var(--ink);letter-spacing:-.005em}
.svc-item:hover{background:var(--ink)}
.svc-item:hover i{color:var(--current);transform:translateY(-3px)}
.svc-item:hover span{color:#fff}
@media (max-width:991px){
  .svc{grid-template-columns:repeat(2,1fr)}
  .svc-item{padding:20px 16px;gap:10px}
  .svc-item span{font-size:.95rem}
}

.svc-more{margin-top:26px;display:flex;justify-content:flex-start}
.link-more{display:inline-block;font-weight:600;color:var(--ink);padding-bottom:5px;background-image:linear-gradient(var(--current),var(--current));background-repeat:no-repeat;background-position:0 100%;background-size:100% 2px;transition:background-size .35s var(--ease)}
.link-more:hover{background-size:100% 6px}

/* ============================== projects ============================== */
.proj{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.proj-tile{position:relative;border-radius:var(--r);overflow:hidden;aspect-ratio:4/3;isolation:isolate}
.proj-tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:transform .7s var(--ease)}
.proj-tile::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(200deg,rgba(6,18,43,0) 40%,rgba(6,18,43,.88));transition:background .4s var(--ease)}
.proj-tile:hover img{transform:scale(1.05)}
.proj-cap{position:absolute;left:20px;right:20px;bottom:18px;color:#fff}
.proj-cap b{font-family:var(--display);font-size:1.22rem;font-weight:700;display:block}
.proj-cap small{color:var(--current);font-size:.82rem;font-weight:600}
@media (max-width:900px){.proj{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.proj{grid-template-columns:1fr}}

/* ============================ trust / proof ============================ */
.trust-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(28px,5vw,64px);align-items:center}
.proofs{display:grid;grid-template-columns:repeat(2,1fr);gap:2px;background:var(--line-dark)}
.proof{background:var(--ink);padding:22px 18px;display:flex;gap:13px;align-items:center}
.proof i{color:var(--current);font-size:1.3rem;flex:0 0 auto}
.proof span{font-family:var(--display);font-weight:600;font-size:1rem;color:#fff;line-height:1.2}

.trust-figure{position:relative;border-radius:var(--r);overflow:hidden}
.trust-figure img{width:100%;height:100%;object-fit:cover;object-position:center 32%;aspect-ratio:5/4}
.reg{display:flex;gap:24px;flex-wrap:wrap;margin-top:26px;padding-top:22px;border-top:1px solid var(--line-dark)}
.reg div{font-size:.82rem;color:var(--steel)}
.reg b{display:block;font-family:var(--display);color:#fff;font-size:.98rem;letter-spacing:.02em;margin-top:3px}
.trust-grid.align-top{align-items:start}
@media (max-width:900px){.trust-grid{grid-template-columns:1fr}}

/* who we work with — a quiet single line, not cards */
.clients{display:flex;flex-wrap:wrap;gap:10px;margin-top:clamp(34px,5vw,52px)}
.clients span{border:1px solid var(--line-dark);border-radius:999px;padding:.5rem 1rem;font-size:.9rem;color:#C6D3E7}

/* ============================== contact ============================== */
.cta-band{background:linear-gradient(115deg,var(--ink) 0%,var(--ink-3) 100%);color:#fff;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;right:-90px;top:-90px;width:340px;height:340px;border:2px solid rgba(245,130,32,.2);border-radius:50%}
.cta-in{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(26px,5vw,60px);align-items:center}
.cta-in h2{font-size:clamp(1.8rem,4vw,2.8rem);color:#fff}
.cta-in p{color:#BFCCE2;max-width:42ch;margin-top:14px}

.contact-list{display:flex;flex-direction:column;gap:2px}
.contact-row{display:flex;align-items:center;gap:15px;background:rgba(255,255,255,.05);border:1px solid var(--line-dark);padding:15px 18px;border-radius:10px;transition:background .3s var(--ease),transform .3s var(--ease)}
.contact-row:hover{background:rgba(245,130,32,.12);transform:translateX(4px)}
.contact-row i{color:var(--current);font-size:1.15rem}
.contact-row div{min-width:0}
.contact-row small{display:block;font-size:.74rem;color:var(--steel);letter-spacing:.08em}
.contact-row b{font-family:var(--display);font-weight:600;font-size:1rem;color:#fff;word-break:break-word}

/* ================================ form ================================ */
.form-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:clamp(22px,3.5vw,36px)}
.form-card label{display:block;font-size:.82rem;font-weight:600;color:var(--ink);margin-bottom:6px}
.form-card .fld{width:100%;border:1.5px solid var(--line);border-radius:10px;padding:.72rem .9rem;font:inherit;font-size:.98rem;color:var(--ink);background:#fff;transition:border-color .25s var(--ease),box-shadow .25s var(--ease)}
.form-card .fld:focus{outline:0;border-color:var(--current);box-shadow:0 0 0 4px rgba(245,130,32,.14)}
.form-card textarea.fld{min-height:126px;resize:vertical}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.btn-submit{display:inline-flex;align-items:center;gap:10px;background:var(--ink);color:#fff;font-weight:600;border:0;border-radius:999px;padding:.8rem 1.5rem;font-size:1rem;cursor:pointer;transition:background .25s var(--ease),transform .25s var(--ease)}
.btn-submit:hover{background:var(--current);color:#160B00;transform:translateY(-2px)}
.notice{border-radius:10px;padding:.85rem 1.05rem;font-size:.94rem;margin-bottom:20px}
.notice-ok{background:#E6F6EC;border:1px solid #A9DCBC;color:#155C33}
.notice-err{background:#FDECEC;border:1px solid #F0B7B7;color:#8B2020}

/* ============================== services page ============================== */
.pagehead{background:var(--ink-2);color:#fff;padding:clamp(96px,12vw,150px) 0 clamp(48px,7vw,84px);margin-top:-76px;position:relative;overflow:hidden}
.pagehead::before{content:"";position:absolute;inset:0;background:radial-gradient(90% 120% at 90% 0%,rgba(20,48,106,.9),transparent 62%)}
.pagehead-in{position:relative;z-index:2}
.pagehead h1{color:#fff;font-size:clamp(2.2rem,5.4vw,3.6rem)}
.pagehead p{color:#B9C7DE;max-width:52ch;margin-top:16px}
.crumb{font-size:.85rem;color:var(--steel);margin-bottom:16px}
.crumb a:hover{color:var(--current)}

.grp{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.grp-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px 24px;transition:border-color .3s var(--ease),transform .3s var(--ease)}
.grp-card:hover{border-color:var(--current);transform:translateY(-3px)}
.grp-card h3{font-size:1.24rem;display:flex;align-items:center;gap:11px;margin-bottom:14px}
.grp-card h3 i{color:var(--current);font-size:1.2rem}
.grp-card ul{list-style:none;margin:0;padding:0}
.grp-card li{position:relative;padding-left:20px;font-size:.95rem;color:#3B4A66;margin-bottom:7px;line-height:1.45}
.grp-card li::before{content:"";position:absolute;left:0;top:.62em;width:7px;height:2px;background:var(--current)}
@media (max-width:820px){.grp{grid-template-columns:1fr}}

/* =============================== footer =============================== */
.foot{background:var(--ink-2);color:#8FA0BC;padding:clamp(44px,6vw,68px) 0 26px}
.foot-in{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px}
.foot h4{color:#fff;font-size:1rem;margin-bottom:14px;letter-spacing:.02em}
.foot a{color:#8FA0BC;font-size:.94rem}
.foot a:hover{color:var(--current)}
.foot ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
.foot-brand p{font-size:.92rem;max-width:34ch;margin-top:16px}
.foot-bot{margin-top:38px;padding-top:20px;border-top:1px solid var(--line-dark);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.84rem}
@media (max-width:820px){.foot-in{grid-template-columns:1fr 1fr}.foot-brand{grid-column:1/-1}}

/* floating whatsapp */
.wa{position:fixed;right:18px;bottom:18px;z-index:70;width:54px;height:54px;border-radius:50%;background:#25D366;color:#fff;display:grid;place-items:center;font-size:1.6rem;box-shadow:0 10px 26px rgba(0,0,0,.28);transition:transform .3s var(--ease)}
.wa:hover{transform:scale(1.08);color:#fff}

/* =============================== motion =============================== */
/* one orchestrated page-load sequence in the hero */
.seq > *{opacity:0;transform:translateY(16px);animation:seqin .8s var(--ease) forwards}
.seq > *:nth-child(1){animation-delay:.12s}
.seq > *:nth-child(2){animation-delay:.22s}
.seq > *:nth-child(3){animation-delay:.32s}
.seq > *:nth-child(4){animation-delay:.42s}
.seq > *:nth-child(5){animation-delay:.52s}
@keyframes seqin{to{opacity:1;transform:none}}

.hero-media{opacity:0;animation:platein 1s var(--ease) .18s forwards}
@keyframes platein{from{opacity:0;transform:translateX(26px)}to{opacity:1;transform:none}}

/* scroll reveal, used on blocks only — never on every element */
.rv{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv-d1{transition-delay:.08s}
.rv-d2{transition-delay:.16s}
.rv-d3{transition-delay:.24s}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .seq > *,.hero-media{animation:none;opacity:1;transform:none}
  .rv{opacity:1;transform:none;transition:none}
  .btn-live::before{display:none}
  *{transition-duration:.01ms !important}
}