/* ==========================================================================
   Vibron Engineering — v1.1
   ========================================================================== */

:root{
  --navy:        #0F2C4C;
  --navy-deep:   #06172A;
  --steel:       #2F6E9E;
  --steel-light: #7FA8CB;
  --copper:      #B4622F;
  --copper-soft: #F3E7DE;

  --ink:      #0E1F2F;
  --body:     #4C5D6E;
  --muted:    #7E8D9C;
  --line:     #E4EAF0;
  --wash:     #F6F8FA;
  --wash-2:   #EDF2F7;
  --white:    #FFFFFF;

  --display: 'Archivo', -apple-system, BlinkMacSystemFont, sans-serif;
  --text:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --s-1:4px; --s-2:8px; --s-3:12px; --s-4:16px; --s-5:24px;
  --s-6:32px; --s-7:48px; --s-8:64px; --s-9:96px; --s-10:128px;

  --r-sm:10px; --r:16px; --r-lg:24px; --r-xl:32px; --pill:999px;

  --sh-1: 0 1px 2px rgba(15,44,76,.04), 0 2px 8px rgba(15,44,76,.04);
  --sh-2: 0 2px 6px rgba(15,44,76,.05), 0 10px 26px rgba(15,44,76,.07);
  --sh-3: 0 6px 14px rgba(15,44,76,.07), 0 24px 60px rgba(15,44,76,.13);

  --ease: cubic-bezier(.22,.61,.36,1);
  --shell: 1200px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
body{
  margin:0; font-family:var(--text); font-size:16.5px; line-height:1.72;
  color:var(--body); background:var(--white); overflow-x:hidden;
  -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale;
}
img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
h1,h2,h3,h4{ font-family:var(--display); color:var(--ink); margin:0; font-weight:700; }
h1{ font-size:clamp(36px,4.7vw,57px); line-height:1.07; letter-spacing:-.032em; }
h2{ font-size:clamp(27px,3.2vw,40px); line-height:1.14; letter-spacing:-.026em; }
h3{ font-size:18.5px; line-height:1.34; letter-spacing:-.012em; }
p{ margin:0; }
::selection{ background:var(--navy); color:#fff; }
:focus-visible{ outline:2px solid var(--steel); outline-offset:3px; border-radius:4px; }

.shell{ width:100%; max-width:var(--shell); margin:0 auto; padding:0 32px; }
.section{ padding:var(--s-10) 0; }
.section--tight{ padding:var(--s-9) 0; }

/* ---------- eyebrow: round icon badge, no dash ---------- */
.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--display); font-size:11px; font-weight:600;
  letter-spacing:.17em; text-transform:uppercase; color:var(--steel);
  margin-bottom:var(--s-5);
}
.eyebrow i{
  width:27px; height:27px; border-radius:var(--pill); flex:none;
  display:inline-flex; align-items:center; justify-content:center;
  background:var(--copper-soft); color:var(--copper);
}
.eyebrow i svg{ width:13px; height:13px; }
.eyebrow--light{ color:var(--steel-light); }
.eyebrow--light i{ background:rgba(255,255,255,.11); color:#fff; }

.lede{ font-size:18.5px; line-height:1.74; color:var(--body); max-width:60ch; }
.section-head{ max-width:730px; margin-bottom:var(--s-8); }
.section-head p{ margin-top:var(--s-4); }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:9px;
  font-family:var(--display); font-size:14.5px; font-weight:600;
  padding:14px 28px; border:1px solid transparent; border-radius:var(--pill);
  cursor:pointer; white-space:nowrap;
  transition:background-color .3s var(--ease), color .3s var(--ease),
             border-color .3s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease);
}
.btn svg{ width:15px; height:15px; flex:none; transition:transform .34s var(--ease); }
.btn:hover svg{ transform:translateX(3px); }
.btn--primary{ background:var(--navy); color:#fff; box-shadow:var(--sh-1); }
.btn--primary:hover{ background:var(--navy-deep); transform:translateY(-2px); box-shadow:var(--sh-2); }
.btn--primary:active{ transform:translateY(0); }
.btn--light{ background:#fff; color:var(--navy-deep); }
.btn--light:hover{ background:#E9F0F7; transform:translateY(-2px); box-shadow:0 12px 34px rgba(0,0,0,.25); }
.btn--ghost{ border-color:rgba(255,255,255,.3); color:#fff; }
.btn--ghost:hover{ border-color:rgba(255,255,255,.65); background:rgba(255,255,255,.08); }

/* ---------- header ---------- */
.hdr{
  position:sticky; top:0; z-index:60;
  background:rgba(255,255,255,.85);
  backdrop-filter:saturate(180%) blur(16px); -webkit-backdrop-filter:saturate(180%) blur(16px);
  border-bottom:1px solid transparent;
  transition:border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.hdr.is-stuck{ border-bottom-color:var(--line); box-shadow:0 1px 24px rgba(15,44,76,.06); }
.hdr__in{ display:flex; align-items:center; gap:var(--s-7); height:80px; }

.logo{ display:inline-flex; align-items:center; gap:11px; color:var(--navy); flex:none; }
.logo svg{ width:36px; height:36px; }
.logo__wm{ display:flex; flex-direction:column; }
.logo__wm b{ font-family:var(--display); font-weight:700; font-size:21px; letter-spacing:-.004em; line-height:.96; color:var(--navy); }
.logo__wm span{
  font-family:var(--display); font-weight:500; font-size:6.2px;
  letter-spacing:.418em; text-indent:.418em; line-height:1.7; color:var(--steel); white-space:nowrap;
}
.logo__wm span.is-tr{ letter-spacing:.205em; text-indent:.205em; }

.nav{ display:flex; align-items:center; gap:var(--s-6); margin-left:auto; }
.nav a{ font-size:14.5px; font-weight:500; color:var(--ink); position:relative; padding:8px 0; transition:color .24s var(--ease); }
.nav a::after{
  content:""; position:absolute; left:50%; bottom:2px; height:2px; width:100%;
  background:var(--copper); border-radius:var(--pill);
  transform:translateX(-50%) scaleX(0); transition:transform .34s var(--ease);
}
.nav a:hover{ color:var(--navy); }
.nav a:hover::after{ transform:translateX(-50%) scaleX(1); }

.hdr__end{ display:flex; align-items:center; gap:var(--s-5); }
.lang{
  display:inline-flex; align-items:center; font-family:var(--display);
  font-size:12px; font-weight:600; letter-spacing:.08em;
  border:1px solid var(--line); border-radius:var(--pill); overflow:hidden; padding:2px;
}
.lang a{ padding:5px 12px; border-radius:var(--pill); color:var(--muted); transition:background-color .24s var(--ease), color .24s var(--ease); }
.lang a:hover{ color:var(--navy); background:var(--wash); }
.lang a[aria-current="true"]{ background:var(--navy); color:#fff; }
.hdr .btn{ padding:11px 22px; font-size:13.5px; }

.burger{
  display:none; width:44px; height:44px; border:1px solid var(--line); border-radius:var(--pill);
  background:#fff; cursor:pointer; align-items:center; justify-content:center;
}
.burger span{ display:block; width:16px; height:1.6px; background:var(--ink); border-radius:2px; position:relative; }
.burger span::before,.burger span::after{ content:""; position:absolute; left:0; width:16px; height:1.6px; background:var(--ink); border-radius:2px; }
.burger span::before{ top:-5px; } .burger span::after{ top:5px; }

/* ---------- hero ---------- */
.hero{ position:relative; overflow:hidden; background:var(--navy-deep); color:#fff; }
.hero__bg{ position:absolute; inset:0; }
.hero__bg img{ width:100%; height:100%; object-fit:cover; object-position:70% 50%; }
.hero__bg::after{
  content:""; position:absolute; inset:0;
  background:
    linear-gradient(100deg, rgba(6,23,42,.96) 0%, rgba(6,23,42,.9) 36%, rgba(6,23,42,.5) 70%, rgba(6,23,42,.7) 100%),
    radial-gradient(900px 640px at 6% 12%, rgba(47,110,158,.26), transparent 60%);
}
.hero__in{ position:relative; z-index:2; padding:var(--s-10) 0 0; max-width:820px; }
.hero h1{ color:#fff; }
.hero p{ color:rgba(255,255,255,.8); margin-top:var(--s-5); font-size:19px; line-height:1.74; max-width:56ch; }
.hero__cta{ display:flex; gap:var(--s-3); margin-top:var(--s-7); flex-wrap:wrap; }

.hero__meta{
  position:relative; z-index:2; display:grid; grid-template-columns:repeat(3,1fr);
  gap:var(--s-6); padding:var(--s-6) 0 var(--s-9); margin-top:var(--s-8);
  border-top:1px solid rgba(255,255,255,.14);
}
.hero__meta > div{ display:flex; gap:var(--s-4); align-items:flex-start; }
.hero__meta .ico{
  width:42px; height:42px; border-radius:var(--pill); flex:none;
  background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.15);
  display:flex; align-items:center; justify-content:center; color:#fff;
}
.hero__meta .ico svg{ width:19px; height:19px; }
.hero__meta b{ display:block; font-family:var(--display); font-size:15.5px; font-weight:600; color:#fff; line-height:1.4; }
.hero__meta span{ display:block; margin-top:3px; font-size:13.5px; color:rgba(255,255,255,.58); line-height:1.55; }

/* ---------- standards strip ---------- */
.strip{ border-bottom:1px solid var(--line); background:var(--wash); }
.strip__in{ display:flex; align-items:center; gap:var(--s-5); padding:20px 0; flex-wrap:wrap; }
.strip__label{ font-family:var(--display); font-size:10.5px; font-weight:600; letter-spacing:.16em; text-transform:uppercase; color:var(--muted); flex:none; }
.strip__items{ display:flex; gap:var(--s-2); flex-wrap:wrap; }
.strip__items span{
  font-family:var(--display); font-size:13px; font-weight:600; color:var(--navy);
  background:#fff; border:1px solid var(--line); border-radius:var(--pill); padding:6px 15px;
}

/* ---------- service cards ---------- */
.cards{ display:grid; grid-template-columns:repeat(3,1fr); gap:var(--s-4); }
.card{
  background:#fff; border:1px solid var(--line); border-radius:var(--r-lg);
  padding:var(--s-6) var(--s-6) var(--s-7); position:relative; overflow:hidden;
  transition:border-color .34s var(--ease), transform .34s var(--ease), box-shadow .34s var(--ease);
}
.card::before{
  content:""; position:absolute; inset:0; pointer-events:none;
  background:radial-gradient(340px 200px at 88% -10%, rgba(47,110,158,.09), transparent 70%);
  opacity:0; transition:opacity .4s var(--ease);
}
.card:hover{ border-color:#CFDCE8; transform:translateY(-4px); box-shadow:var(--sh-3); }
.card:hover::before{ opacity:1; }
.card__ico{
  width:54px; height:54px; border-radius:var(--pill);
  background:var(--wash-2); color:var(--navy);
  display:flex; align-items:center; justify-content:center; margin-bottom:var(--s-5);
  transition:background-color .34s var(--ease), color .34s var(--ease), transform .34s var(--ease);
}
.card__ico svg{ width:24px; height:24px; }
.card:hover .card__ico{ background:var(--navy); color:#fff; transform:scale(1.05); }
.card h3{ margin-bottom:var(--s-3); position:relative; }
.card p{ font-size:15px; line-height:1.7; position:relative; }
.card ul{ margin:var(--s-4) 0 0; padding:0; list-style:none; position:relative; }
.card li{ font-size:13.5px; color:var(--muted); padding-left:18px; position:relative; line-height:1.62; margin-top:7px; }
.card li::before{
  content:""; position:absolute; left:0; top:8px; width:6px; height:6px;
  border-radius:var(--pill); background:var(--copper); opacity:.55;
}

/* ---------- work gallery ---------- */
.work{ display:grid; grid-template-columns:repeat(3,1fr); gap:var(--s-4); }
.work figure{ margin:0; border-radius:var(--r-lg); overflow:hidden; position:relative; background:var(--navy); }
.work img{ width:100%; height:auto; aspect-ratio:4/3; object-fit:cover; transition:transform .8s var(--ease); }
.work figure:hover img{ transform:scale(1.05); }
.work figcaption{
  position:absolute; inset:auto 0 0 0; padding:var(--s-7) var(--s-5) var(--s-5);
  background:linear-gradient(to top, rgba(6,23,42,.94) 14%, rgba(6,23,42,.5) 58%, transparent);
  color:#fff;
}
.work figcaption b{ font-family:var(--display); font-size:16.5px; font-weight:600; display:block; }
.work figcaption span{ display:block; margin-top:5px; font-size:13.5px; color:rgba(255,255,255,.74); line-height:1.55; }

/* ---------- approach ---------- */
.approach{ background:var(--wash); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.steps{ display:grid; grid-template-columns:repeat(4,1fr); gap:var(--s-5); }
.step{ background:#fff; border:1px solid var(--line); border-radius:var(--r-lg); padding:var(--s-6) var(--s-5); }
.step__no{
  width:38px; height:38px; border-radius:var(--pill); background:var(--navy); color:#fff;
  font-family:var(--display); font-size:13px; font-weight:700;
  display:flex; align-items:center; justify-content:center; margin-bottom:var(--s-5);
}
.step h3{ font-size:17px; margin-bottom:10px; }
.step p{ font-size:14.5px; line-height:1.68; }

/* ---------- split ---------- */
.split{ display:grid; grid-template-columns:1fr 1fr; gap:var(--s-9); align-items:center; }
.split__media{ position:relative; }
.split__media img{ width:100%; height:auto; aspect-ratio:4/3; object-fit:cover; border-radius:var(--r-xl); box-shadow:var(--sh-3); }
.split__badge{
  position:absolute; right:24px; bottom:24px; z-index:3; max-width:250px;
  background:rgba(6,23,42,.88); backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
  color:#fff; padding:18px 22px; border-radius:var(--r); border:1px solid rgba(255,255,255,.13);
}
.split__badge b{ font-family:var(--display); font-size:15.5px; display:block; }
.split__badge span{ font-size:13px; color:rgba(255,255,255,.72); line-height:1.55; display:block; margin-top:4px; }

.facts{ margin-top:var(--s-7); display:grid; grid-template-columns:1fr 1fr; gap:var(--s-5); }
.fact{ display:flex; gap:var(--s-4); align-items:flex-start; }
.fact .ico{
  width:38px; height:38px; border-radius:var(--pill); flex:none;
  background:var(--copper-soft); color:var(--copper);
  display:flex; align-items:center; justify-content:center;
}
.fact .ico svg{ width:17px; height:17px; }
.fact b{ display:block; font-family:var(--display); font-size:15.5px; color:var(--ink); margin-bottom:2px; }
.fact span{ font-size:14px; line-height:1.62; }

/* ---------- sectors ---------- */
.sectors{ display:grid; grid-template-columns:repeat(3,1fr); gap:var(--s-4); }
.sector{
  border:1px solid var(--line); border-radius:var(--r); padding:var(--s-5); background:#fff;
  display:flex; align-items:center; gap:var(--s-4);
  transition:border-color .3s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease);
}
.sector .ico{
  width:42px; height:42px; border-radius:var(--pill); flex:none;
  background:var(--wash-2); color:var(--navy);
  display:flex; align-items:center; justify-content:center;
  transition:background-color .3s var(--ease), color .3s var(--ease);
}
.sector .ico svg{ width:19px; height:19px; }
.sector b{ font-family:var(--display); font-size:15.5px; font-weight:600; color:var(--ink); }
.sector .arw{ margin-left:auto; color:var(--steel-light); flex:none; width:16px; height:16px; transition:transform .3s var(--ease), color .3s var(--ease); }
.sector:hover{ border-color:var(--navy); transform:translateY(-3px); box-shadow:var(--sh-2); }
.sector:hover .ico{ background:var(--navy); color:#fff; }
.sector:hover .arw{ transform:translateX(3px); color:var(--navy); }

/* ---------- band ---------- */
.band{ background:var(--navy); color:#fff; position:relative; overflow:hidden; }
.band::before{
  content:""; position:absolute; inset:0;
  background:radial-gradient(760px 500px at 84% 18%, rgba(127,168,203,.2), transparent 62%);
}
.band__in{ position:relative; z-index:2; }
.band h2{ color:#fff; max-width:20ch; }
.band p{ color:rgba(255,255,255,.75); margin-top:var(--s-5); font-size:18px; max-width:62ch; }

/* ---------- contact ---------- */
.contact{ display:grid; grid-template-columns:1fr 1fr; gap:var(--s-9); align-items:start; }
.cinfo{ display:grid; gap:var(--s-4); margin-top:var(--s-7); }
.cinfo > div{ display:flex; gap:var(--s-4); align-items:center; }
.cinfo .ico{
  width:44px; height:44px; border-radius:var(--pill); flex:none;
  background:var(--wash-2); color:var(--navy); display:flex; align-items:center; justify-content:center;
}
.cinfo .ico svg{ width:18px; height:18px; }
.cinfo dt{ font-family:var(--display); font-size:10.5px; font-weight:600; letter-spacing:.16em; text-transform:uppercase; color:var(--muted); margin-bottom:2px; }
.cinfo dd{ margin:0; font-size:16px; color:var(--ink); }
.cinfo dd a{ transition:color .24s var(--ease); }
.cinfo dd a:hover{ color:var(--steel); }

.form{
  display:grid; gap:var(--s-4);
  background:var(--wash); border:1px solid var(--line); border-radius:var(--r-xl); padding:var(--s-7);
}
.field{ display:grid; gap:7px; }
.field label{ font-family:var(--display); font-size:11px; font-weight:600; letter-spacing:.12em; text-transform:uppercase; color:var(--muted); }
.field input, .field textarea, .field select{
  font-family:var(--text); font-size:15.5px; color:var(--ink);
  padding:13px 16px; border:1px solid var(--line); border-radius:var(--r-sm); background:#fff; width:100%;
  transition:border-color .24s var(--ease), box-shadow .24s var(--ease);
}
.field textarea{ resize:vertical; min-height:120px; line-height:1.6; }
.field input:hover, .field textarea:hover, .field select:hover{ border-color:#C7D4E1; }
.field input:focus, .field textarea:focus, .field select:focus{
  outline:none; border-color:var(--steel); box-shadow:0 0 0 3px rgba(47,110,158,.12);
}
.form .btn{ justify-self:start; margin-top:var(--s-2); }
.form__note{ font-size:13px; color:var(--muted); }

/* ---------- footer ---------- */
.ftr{ background:var(--navy-deep); color:rgba(255,255,255,.6); padding:var(--s-9) 0 var(--s-6); }
.ftr__top{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:var(--s-7); }
.ftr .logo, .ftr .logo__wm b{ color:#fff; }
.ftr .logo__wm span{ color:var(--steel-light); }
.ftr p{ margin-top:var(--s-5); font-size:14.5px; line-height:1.72; max-width:34ch; }
.ftr h4{ color:#fff; font-size:11px; font-weight:600; letter-spacing:.16em; text-transform:uppercase; margin-bottom:var(--s-4); }
.ftr ul{ list-style:none; margin:0; padding:0; display:grid; gap:11px; }
.ftr ul a{ font-size:14.5px; transition:color .24s var(--ease); }
.ftr ul a:hover{ color:#fff; }
.ftr__btm{
  margin-top:var(--s-8); padding-top:var(--s-5); border-top:1px solid rgba(255,255,255,.11);
  display:flex; justify-content:space-between; gap:var(--s-5); flex-wrap:wrap; font-size:13px;
}

@media (prefers-reduced-motion:reduce){ *{ animation:none !important; transition-duration:.01ms !important; } }

/* ---------- responsive ---------- */
@media (max-width:1040px){
  .cards{ grid-template-columns:repeat(2,1fr); }
  .work{ grid-template-columns:1fr; }
  .steps{ grid-template-columns:repeat(2,1fr); }
  .split{ grid-template-columns:1fr; gap:var(--s-7); }
  .sectors{ grid-template-columns:repeat(2,1fr); }
  .contact{ grid-template-columns:1fr; gap:var(--s-7); }
  .ftr__top{ grid-template-columns:1fr 1fr; row-gap:var(--s-7); }
  .nav{ display:none; }
  .burger{ display:flex; margin-left:auto; }
  .hdr .btn--primary{ display:none; }
  .hero__bg img{ object-position:center; }
  .hero__meta{ grid-template-columns:1fr; gap:var(--s-5); }
}
@media (max-width:680px){
  :root{ --s-9:64px; --s-10:80px; }
  .shell{ padding:0 20px; }
  .cards{ grid-template-columns:1fr; }
  .steps{ grid-template-columns:1fr; }
  .sectors{ grid-template-columns:1fr; }
  .facts{ grid-template-columns:1fr; }
  .ftr__top{ grid-template-columns:1fr; }
  .hdr__in{ height:68px; gap:var(--s-4); }
  .split__badge{ right:14px; bottom:14px; left:14px; max-width:none; }
  .form{ padding:var(--s-5); }
  .hero__cta .btn{ width:100%; justify-content:center; }
  .strip__in{ gap:var(--s-3); }
  .eyebrow{ font-size:10px; letter-spacing:.13em; }
}