/* ============================================================
   BGM ENTERPRISES — design tokens
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root{
  /* palette — pulled from brand asset */
  --ink:        #0B1B33;   /* deep navy background */
  --ink-2:      #0F2340;   /* panel navy */
  --ink-3:      #16305A;   /* raised navy */
  --line:       #26406b;   /* hairline on navy */
  --signal:     #F15A24;   /* orange accent */
  --signal-2:   #FF7A45;   /* orange hover */
  --paper:      #F5F7FA;   /* light surface */
  --paper-2:    #ffffff;
  --slate:      #5B6577;   /* muted body on light */
  --slate-dark: #9AA6BC;   /* muted body on navy */
  --white:      #ffffff;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;

  --container: 1240px;
  --radius: 4px;
  --ease: cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ font-family: var(--font-display); margin:0; line-height:1.1; font-weight:600; }
p{ margin:0; }
button{ font-family:inherit; cursor:pointer; }

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

:focus-visible{
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior:auto !important; }
}

/* ============================================================
   Signature element: transmission seam
   A single hairline that runs the length of the page with
   a traveling pulse — literal to the subject (power transmission)
   ============================================================ */
.seam{
  position: fixed;
  top:0; left: 0;
  width: 3px;
  height: 100vh;
  z-index: 40;
  pointer-events: none;
  mix-blend-mode: normal;
}
.seam::before{
  content:'';
  position:absolute; inset:0;
  background: linear-gradient(180deg, transparent, rgba(241,90,36,.5), transparent);
  animation: seam-travel 5.5s linear infinite;
}
@keyframes seam-travel{
  0%{ transform: translateY(-100%); }
  100%{ transform: translateY(100%); }
}

/* ============================================================
   Eyebrow / heading system
   ============================================================ */
.eyebrow{
  display:flex;
  align-items:center;
  gap:10px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight:700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--signal);
  margin-bottom: 18px;
}
.eyebrow::before{
  content:'';
  width: 28px; height:2px;
  background: var(--signal);
  display:block;
}
.section-head{
  max-width: 640px;
  margin-bottom: 56px;
}
.section-head h2{
  font-size: clamp(28px, 3.4vw, 42px);
  letter-spacing: -.01em;
}
.section-head p{
  margin-top: 16px;
  color: var(--slate);
  font-size: 17px;
  line-height: 1.65;
}
.on-dark .section-head p{ color: var(--slate-dark); }

/* icon badge — circular outline, from source asset */
.badge{
  width: 56px; height:56px;
  border-radius: 50%;
  border: 1.5px solid var(--signal);
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0;
  color: var(--signal);
  transition: background .25s var(--ease), color .25s var(--ease);
}
.badge svg{ width:24px; height:24px; }

/* ============================================================
   Header
   ============================================================ */
.site-header{
  position: sticky; top:0; z-index: 50;
  background: rgba(11,27,51,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .container{
  display:flex; align-items:center; justify-content:space-between;
  height: 84px;
}
.brand{
  display:flex; align-items:center; gap:10px;
  font-family: var(--font-display);
  font-weight:700;
  font-size: 20px;
  color: var(--white);
  letter-spacing: -.01em;
}
.brand .mark{
  width: 34px; height: 34px;
  position:relative;
  flex-shrink:0;
}
.brand .mark svg{ width:100%; height:100%; }
.brand small{
  display:block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 9.5px;
  letter-spacing: .18em;
  color: var(--signal);
  margin-top: 2px;
}

.nav-desktop{
  display:flex; align-items:center; gap: 40px;
}
.nav-desktop a{
  font-size: 14.5px;
  font-weight: 500;
  color: var(--slate-dark);
  position: relative;
  padding: 6px 0;
  transition: color .2s var(--ease);
}
.nav-desktop a:hover, .nav-desktop a.active{ color: var(--white); }
.nav-desktop a.active::after{
  content:'';
  position:absolute; left:0; right:0; bottom:0;
  height:2px; background: var(--signal);
}

.header-actions{ display:flex; align-items:center; gap:20px; }

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding: 13px 26px;
  font-size: 14px; font-weight: 600;
  border-radius: 2px;
  border: 1.5px solid transparent;
  transition: all .22s var(--ease);
  white-space: nowrap;
}
.btn-primary{
  background: var(--signal);
  color: var(--white);
}
.btn-primary:hover{ background: var(--signal-2); transform: translateY(-1px); }
.btn-ghost{
  border-color: var(--line);
  color: var(--white);
}
.btn-ghost:hover{ border-color: var(--signal); color: var(--signal); }
.btn-light{
  background: var(--white);
  color: var(--ink);
}
.btn-light:hover{ background: var(--paper); transform: translateY(-1px); }
.btn-outline-light{
  border-color: rgba(255,255,255,.4);
  color: var(--white);
}
.btn-outline-light:hover{ border-color: var(--white); }

.menu-toggle{
  display:none;
  width: 40px; height:40px;
  border:1px solid var(--line);
  background: transparent;
  color: var(--white);
  align-items:center; justify-content:center;
}

/* ============================================================
   Hero
   ============================================================ */
.hero{
  position: relative;
  min-height: 600px;
  display:flex; align-items:center;
  color: var(--white);
  overflow:hidden;
}
.hero-bg{
  position:absolute; inset:0;
  z-index:0;
}
.hero-bg img{
  width:100%; height:100%; object-fit:cover;
}
.hero-bg::after{
  content:'';
  position:absolute; inset:0;
  background: linear-gradient(90deg, rgba(11,27,51,.96) 5%, rgba(11,27,51,.82) 45%, rgba(11,27,51,.45) 100%);
}
.hero .container{ position:relative; z-index:2; padding-top: 90px; padding-bottom: 90px; }
.hero-tag{
  display:inline-flex; align-items:center; gap:10px;
  font-size:12.5px; font-weight:700; letter-spacing:.16em; text-transform:uppercase;
  color: var(--signal);
  margin-bottom: 24px;
}
.hero-tag::before{ content:''; width:28px; height:2px; background:var(--signal); }
.hero h1{
  font-size: clamp(36px, 5.2vw, 68px);
  max-width: 780px;
  letter-spacing: -.02em;
}
.hero h1 em{ font-style:normal; color: var(--signal); }
.hero-sub{
  margin-top: 24px;
  font-size: 18px;
  line-height:1.7;
  max-width: 560px;
  color: var(--slate-dark);
}
.hero-actions{ display:flex; gap:16px; margin-top:40px; flex-wrap:wrap; }

.hero-stats{
  display:flex; gap: 0;
  margin-top: 64px;
  border-top: 1px solid var(--line);
  padding-top: 32px;
  max-width: 640px;
}
.hero-stats div{ padding-right: 40px; }
.hero-stats strong{
  display:block;
  font-family: var(--font-display);
  font-size: 30px;
  color: var(--white);
}
.hero-stats span{
  display:block;
  font-size: 12.5px;
  color: var(--slate-dark);
  margin-top: 4px;
  letter-spacing: .02em;
}

/* small page hero (inner pages) */
.page-hero{
  min-height: 420px;
}
.page-hero h1{ font-size: clamp(32px, 4.4vw, 54px); max-width: 700px; }

/* ============================================================
   Sections generic
   ============================================================ */
.section{ padding: 110px 0; }
.section-tight{ padding: 80px 0; }
.on-dark{ background: var(--ink); color: var(--white); }
.on-navy2{ background: var(--ink-2); color: var(--white); }
.bleed-top{ margin-top:-1px; }

/* ============================================================
   Card grids
   ============================================================ */
.grid-3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.grid-2{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}
.grid-4{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.card{
  background: var(--paper-2);
  border: 1px solid #E7EAF0;
  padding: 36px 30px;
  transition: transform .28s var(--ease), box-shadow .28s var(--ease), border-color .28s var(--ease);
}
.card:hover{
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -20px rgba(11,27,51,.25);
  border-color: var(--signal);
}
.card .badge{ margin-bottom: 22px; }
.card h3{ font-size: 19px; margin-bottom: 10px; }
.card p{ font-size: 15px; color: var(--slate); line-height: 1.65; }

.on-dark .card, .on-navy2 .card{
  background: var(--ink-3);
  border-color: var(--line);
}
.on-dark .card p, .on-navy2 .card p{ color: var(--slate-dark); }
.on-dark .card:hover, .on-navy2 .card:hover{ box-shadow: 0 20px 40px -20px rgba(0,0,0,.5); }

/* image service card */
.service-card{
  position: relative;
  overflow:hidden;
  aspect-ratio: 4/5;
  border-radius: 2px;
}
.service-card img{
  width:100%; height:100%; object-fit:cover;
  transition: transform .5s var(--ease);
}
.service-card:hover img{ transform: scale(1.06); }
.service-card::after{
  content:'';
  position:absolute; inset:0;
  background: linear-gradient(180deg, transparent 30%, rgba(11,27,51,.95) 100%);
}
.service-card-content{
  position:absolute; left:0; right:0; bottom:0;
  padding: 26px;
  z-index:2;
  color: var(--white);
}
.service-card-content .num{
  font-family: var(--font-display);
  font-size:13px; color: var(--signal); font-weight:700;
  letter-spacing:.1em;
  display:block; margin-bottom:8px;
}
.service-card-content h3{ font-size: 20px; margin-bottom:8px; }
.service-card-content p{
  font-size: 14px; color: var(--slate-dark);
  max-height:0; opacity:0; overflow:hidden;
  transition: max-height .35s var(--ease), opacity .3s var(--ease);
}
.service-card:hover .service-card-content p{ max-height:80px; opacity:1; margin-top:8px; }

/* ============================================================
   Split section (image + text)
   ============================================================ */
.split{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items:center;
}
.split.reverse .split-media{ order:2; }
.split-media{ position:relative; }
.split-media img{ width:100%; height:100%; object-fit:cover; aspect-ratio: 6/5; }
.split-media .frame-tag{
  position:absolute; bottom:-20px; left:-20px;
  background: var(--signal);
  color:var(--white);
  padding: 18px 24px;
  font-family: var(--font-display);
  font-weight:700;
}
.split-media .frame-tag strong{ display:block; font-size:26px; }
.split-media .frame-tag span{ font-size:11px; letter-spacing:.1em; text-transform:uppercase; opacity:.9; }

.split-body h2{ font-size: clamp(26px,3vw,38px); margin-bottom:20px; }
.split-body p{ color:var(--slate); font-size:16px; line-height:1.75; margin-bottom:16px; }
.on-dark .split-body p{ color: var(--slate-dark); }

.checklist{ margin-top:28px; display:flex; flex-direction:column; gap:14px; }
.checklist li{ display:flex; align-items:flex-start; gap:12px; font-size:15px; }
.checklist svg{ flex-shrink:0; width:20px; height:20px; color:var(--signal); margin-top:1px; }

/* ============================================================
   Stat strip
   ============================================================ */
.stat-strip{
  background: var(--ink-2);
  color: var(--white);
  padding: 56px 0;
}
.stat-strip .grid-4{ text-align:center; }
.stat-strip strong{
  display:block; font-family:var(--font-display); font-size: 40px; color:var(--white);
}
.stat-strip strong .unit{ color: var(--signal); }
.stat-strip span{ display:block; margin-top:8px; font-size:13px; color:var(--slate-dark); letter-spacing:.03em; }

/* ============================================================
   Value / mission-vision cards (from source asset pattern)
   ============================================================ */
.value-card{
  padding: 8px 0;
}
.value-card .badge{ margin-bottom: 22px; }
.value-card h3{ font-size: 24px; margin-bottom: 4px; }
.value-card .rule{ width:56px; height:2px; background:var(--signal); margin:18px 0 20px; }
.value-card p{ color: var(--slate-dark); line-height:1.75; font-size:15.5px; }

/* ============================================================
   Timeline (process — genuinely sequential)
   ============================================================ */
.timeline{ position:relative; }
.timeline::before{
  content:'';
  position:absolute; top:28px; left:0; right:0;
  height:1px; background: var(--line);
}
.timeline-row{
  display:grid; grid-template-columns: repeat(4,1fr); gap:32px;
}
.timeline-step{ position:relative; padding-top: 60px; }
.timeline-step .step-dot{
  position:absolute; top:0; left:0;
  width:56px; height:56px; border-radius:50%;
  background: var(--ink);
  border: 1.5px solid var(--signal);
  display:flex; align-items:center; justify-content:center;
  font-family: var(--font-display); font-weight:700; color:var(--signal);
  z-index:2;
}
.timeline-step h4{ font-size:17px; margin-bottom:8px; color:var(--white); }
.timeline-step p{ font-size:14px; color:var(--slate-dark); line-height:1.6; }

/* ============================================================
   Testimonial / quote band
   ============================================================ */
.quote-band{
  position:relative;
  padding: 100px 0;
  background: var(--ink);
  color: var(--white);
  overflow:hidden;
}
.quote-band-media{ position:absolute; inset:0; z-index:0; opacity:.28; }
.quote-band-media img{ width:100%; height:100%; object-fit:cover; }
.quote-band .container{ position:relative; z-index:1; max-width: 900px; text-align:center; }
.quote-band blockquote{
  font-family: var(--font-display);
  font-size: clamp(22px,2.6vw,32px);
  font-weight:500;
  line-height:1.5;
  letter-spacing:-.01em;
}
.quote-band cite{
  display:block; margin-top:28px; font-style:normal;
  font-size:14px; color:var(--slate-dark);
}
.quote-band cite strong{ color:var(--signal); }

/* ============================================================
   CTA band
   ============================================================ */
.cta-band{
  background: var(--signal);
  color: var(--white);
  padding: 72px 0;
}
.cta-band .flex{
  display:flex; align-items:center; justify-content:space-between; gap:40px; flex-wrap:wrap;
}
.cta-band h2{ font-size: clamp(24px,3vw,34px); max-width: 560px; }
.cta-band p{ margin-top:10px; opacity:.9; }

/* ============================================================
   Forms
   ============================================================ */
.form-card{
  background: var(--white);
  border: 1px solid #E7EAF0;
  padding: 44px;
}
.field{ margin-bottom: 22px; }
.field label{
  display:block; font-size:13px; font-weight:600; margin-bottom:8px; color: var(--ink);
  letter-spacing:.02em;
}
.field input, .field select, .field textarea{
  width:100%;
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 15px;
  border: 1.5px solid #DDE2EA;
  background: var(--paper);
  color: var(--ink);
  transition: border-color .2s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline:none; border-color: var(--signal);
}
.field textarea{ resize: vertical; min-height:120px; }
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:20px; }

.contact-info-card{
  background: var(--ink);
  color: var(--white);
  padding: 44px;
  height:100%;
}
.contact-info-row{
  display:flex; gap:18px; padding: 22px 0; border-bottom:1px solid var(--line);
}
.contact-info-row:last-of-type{ border-bottom:none; }
.contact-info-row h4{ font-size:14px; color:var(--slate-dark); font-weight:600; margin-bottom:6px; letter-spacing:.04em; text-transform:uppercase; }
.contact-info-row p{ font-size:16px; color:var(--white); line-height:1.5; }
.contact-info-row a:hover{ color: var(--signal); }

.map-frame{
  margin-top:32px;
  border: 1px solid var(--line);
  aspect-ratio: 16/9;
  overflow:hidden;
}
.map-frame iframe{ width:100%; height:100%; border:0; filter: grayscale(.3) invert(.92) contrast(.9); }

/* ============================================================
   Footer
   ============================================================ */
.site-footer{
  background: var(--ink);
  color: var(--slate-dark);
  padding-top: 80px;
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--line);
}
.footer-brand p{ margin-top:18px; font-size:14.5px; line-height:1.7; max-width:300px; }
.footer-social{ display:flex; gap:12px; margin-top:24px; }
.footer-social a{
  width:38px; height:38px; border:1px solid var(--line); border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  transition: all .2s var(--ease);
}
.footer-social a:hover{ border-color:var(--signal); color:var(--signal); }
.footer-col h4{ color:var(--white); font-size:14px; letter-spacing:.06em; text-transform:uppercase; margin-bottom:20px; }
.footer-col ul{ display:flex; flex-direction:column; gap:12px; }
.footer-col a{ font-size:14.5px; transition:color .2s var(--ease); }
.footer-col a:hover{ color:var(--signal); }
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center;
  padding: 26px 0; font-size:13px; flex-wrap:wrap; gap:12px;
}

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

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 980px){
  .nav-desktop{ display:none; }
  .menu-toggle{ display:flex; }
  .grid-3{ grid-template-columns: 1fr 1fr; }
  .grid-4{ grid-template-columns: 1fr 1fr; }
  .split{ grid-template-columns: 1fr; gap:40px; }
  .split.reverse .split-media{ order:0; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
  .timeline-row{ grid-template-columns: 1fr 1fr; row-gap:48px; }
  .timeline::before{ display:none; }
}

@media (max-width: 640px){
  .container{ padding: 0 20px; }
  .grid-3, .grid-4{ grid-template-columns: 1fr; }
  .hero-stats{ flex-wrap:wrap; gap:24px; }
  .hero-stats div{ padding-right:0; width: 45%; }
  .field-row{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; }
  .cta-band .flex{ flex-direction:column; align-items:flex-start; }
  .timeline-row{ grid-template-columns: 1fr; }
  .section{ padding: 72px 0; }
  .form-card, .contact-info-card{ padding: 28px; }
  .quote-band{ padding: 64px 0; }
}

/* mobile nav drawer */
.mobile-nav{
  position: fixed; inset:0;
  background: var(--ink);
  z-index: 100;
  display:flex; flex-direction:column;
  padding: 24px;
  transform: translateX(100%);
  transition: transform .35s var(--ease);
}
.mobile-nav.open{ transform:translateX(0); }
.mobile-nav-top{ display:flex; justify-content:space-between; align-items:center; }
.mobile-nav a{
  font-family: var(--font-display); font-size: 26px; color:var(--white); font-weight:600;
}
.mobile-nav ul{ display:flex; flex-direction:column; gap:28px; margin-top:56px; }
.mobile-nav .btn{ margin-top:40px; align-self:flex-start; }