/* ===================================================================
   FROSTBITE — Vehicle Transport
   =================================================================== */

:root{
  --bg:        #f0f0f1;
  --panel:     #ffffff;
  --border:    #e6e6e7;
  --white:     #0a0a0a;
  --muted:     #6b6b6d;
  --muted-2:   #9a9a9c;
  --ice:       #0a0a0a;
  --ice-2:     #2c2c2c;
  --ice-dim:   #d8d8d9;

  --font-display: 'Manrope', sans-serif;
  --font-brand: 'Orbitron', sans-serif;
  --font-body: 'Inter', sans-serif;

  --container: 1180px;
  --radius: 28px;
  --ease: cubic-bezier(.22,1,.36,1);
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}

html{ overflow-x: hidden; }
body{
  margin: 0;
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul, ol{ list-style: none; margin: 0; padding: 0; }
button{ font: inherit; background: none; border: 0; color: inherit; cursor: pointer; }
input, textarea{ font: inherit; }
h1,h2,h3,p{ margin: 0; }

::selection{ background: var(--ice); color: #fff; }

.section-inner{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

/* floating white card sections on the light gray page */
.card-panel{
  background: var(--panel);
  border-radius: var(--radius);
  margin: 0 20px 20px;
  box-shadow: 0 1px 2px rgba(10,10,10,.04), 0 24px 48px -32px rgba(10,10,10,.12);
}

.eyebrow{
  font-family: var(--font-brand);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .24em;
  color: var(--muted);
  margin-bottom: 14px;
}

/* ---------- buttons ---------- */
.btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14.5px;
  white-space: nowrap;
  border: 1.5px solid transparent;
  transition: transform .35s var(--ease), background .3s ease, border-color .3s ease, box-shadow .3s ease, color .3s ease;
}
.btn svg{ width: 17px; height: 17px; flex-shrink: 0; }
.btn-primary{ background: var(--ice); color: #ffffff; }
.btn-primary:hover{ background: var(--ice-2); transform: translateY(-2px); box-shadow: 0 14px 28px -10px rgba(10,10,10,.35); }
.btn-outline{ border-color: var(--border); color: var(--white); background: var(--panel); }
.btn-outline:hover{ background: var(--ice); border-color: var(--ice); color: #fff; transform: translateY(-2px); }
.btn-lg{ padding: 16px 32px; font-size: 15.5px; }
.btn-block{ width: 100%; }

/* ---------- NAV ---------- */
.nav{
  position: fixed; top: 0; left: 0; right: 0; z-index: 500;
  padding: 22px 0;
  background: var(--panel);
  transition: padding .4s var(--ease), box-shadow .4s ease;
}
.nav.scrolled{
  padding: 14px 0;
  box-shadow: 0 1px 0 var(--border), 0 16px 30px -24px rgba(10,10,10,.25);
}
.nav-inner{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.nav-logo{ display: block; color: var(--white); }
.nav-logo svg{ height: 22px; width: auto; display: block; }
.nav-links{ display: flex; gap: 34px; }
.nav-links a{
  font-size: 14.5px; font-weight: 600; color: var(--muted);
  position: relative; transition: color .25s ease;
}
.nav-links a::after{
  content: ''; position: absolute; left: 0; bottom: -6px; width: 0; height: 2px;
  background: var(--ice); transition: width .3s var(--ease); border-radius: 2px;
}
.nav-links a:hover{ color: var(--white); }
.nav-links a:hover::after{ width: 100%; }

.nav-actions{ display: flex; align-items: center; gap: 18px; }
.lang-toggle{
  display: flex; align-items: center; gap: 4px;
  font-family: var(--font-brand); font-size: 12px; font-weight: 700; letter-spacing: .05em;
  color: var(--muted-2);
}
.lang-toggle .lang-sep{ opacity: .5; }
.lang-toggle .active{ color: var(--ice); }
.nav-call{ font-size: 13.5px; padding: 11px 20px; }
.nav-call span:last-child{ display: none; }
@media (min-width: 1100px){ .nav-call span:last-child{ display: inline; } }

.hamburger{ display: none; flex-direction: column; align-items: center; justify-content: center; gap: 5px; width: 44px; height: 44px; padding: 0; }
.hamburger span{ height: 2px; width: 26px; background: var(--white); border-radius: 2px; transition: transform .35s var(--ease), opacity .3s ease; }
.hamburger[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

.mobile-menu{
  position: fixed; inset: 0; z-index: 400;
  background: rgba(255,255,255,.98); backdrop-filter: blur(20px);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 26px;
  opacity: 0; visibility: hidden; transform: translateY(-12px);
  transition: opacity .4s var(--ease), transform .4s var(--ease), visibility .4s;
}
.mobile-menu.open{ opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-menu a{ font-family: var(--font-display); font-size: 22px; font-weight: 800; color: var(--white); }
.mobile-menu a.btn{ margin-top: 12px; font-family: var(--font-body); font-size: 16px; font-weight: 700; color: #ffffff; }

/* ---------- HERO ---------- */
.hero{
  position: relative;
  background: var(--panel);
  border-radius: 0 0 40px 40px;
  padding: 150px 0 80px;
}
.hero-grid{
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}
.hero-grid > *{ min-width: 0; }
.hero-title{
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -.02em;
  font-size: clamp(38px, 4.6vw, 64px);
  margin: 10px 0 26px;
  color: var(--white);
}
.hero-title .line{ display: block; }

.hero-sub{
  max-width: 440px;
  color: var(--muted);
  font-size: clamp(15px, 1.6vw, 17px);
}

.hero-cta{
  display: flex; gap: 16px; flex-wrap: wrap;
  margin-top: 40px;
}

.hero-visual{
  position: relative;
  width: 100%;
  min-height: 380px;
  aspect-ratio: 3 / 2;
  border-radius: 24px;
  overflow: hidden;
  background: var(--bg);
}
.hero-photo{
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  border-radius: 24px;
}
.dot-field{ position: absolute; inset: 0; pointer-events: none; z-index: 1; }
.node{
  position: absolute;
  border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,.85);
  background: rgba(10,10,10,.18);
  box-shadow: 0 2px 8px rgba(0,0,0,.25);
}
.n1{ width: 9px; height: 9px; top: 6%; left: 12%; }
.n2{ width: 13px; height: 13px; top: 16%; left: 78%; }
.n3{ width: 7px; height: 7px; top: 58%; left: 4%; }
.n4{ width: 11px; height: 11px; top: 70%; left: 90%; }
.n5{ width: 8px; height: 8px; top: 90%; left: 48%; }
.pin{
  position: absolute; top: 28%; left: 48%; width: 20px; height: 20px;
  color: #ffffff; transform: rotate(20deg);
  filter: drop-shadow(0 2px 6px rgba(0,0,0,.4));
}
.hero-badge{
  position: absolute; z-index: 2; bottom: 18px; left: 18px;
  background: var(--panel); border: 1px solid var(--border);
  padding: 11px 18px; border-radius: 999px;
  box-shadow: 0 14px 30px -14px rgba(10,10,10,.25);
  font-family: var(--font-brand); font-size: 10.5px; font-weight: 700; letter-spacing: .14em;
  color: var(--white);
}
/* ---------- reveal animations ---------- */
.reveal{ opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--d, 0s); }
.reveal.in{ opacity: 1; transform: translateY(0); }

/* ---------- MARQUEE ---------- */
.marquee{
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  overflow: hidden; padding: 20px 0;
  background: var(--panel);
}
.marquee-track{
  display: flex; gap: 56px; width: max-content;
  animation: marqueeScroll 32s linear infinite;
}
@media (prefers-reduced-motion: reduce){ .marquee-track{ animation: none; } }
.marquee-track span{
  font-family: var(--font-brand); font-size: 13px; font-weight: 700;
  letter-spacing: .1em; color: var(--muted); white-space: nowrap;
  display: flex; align-items: center; gap: 56px;
}
.marquee-track span::after{ content: '❄'; color: var(--ice); margin-left: 56px; font-size: 12px; }
@keyframes marqueeScroll{ from{ transform: translateX(0); } to{ transform: translateX(-50%); } }

/* ---------- EQUIPMENT ---------- */
.equipment{ padding: 100px 0; }
.equipment-grid{
  display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center;
}
.equipment-visual{
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 16px;
}

/* ---------- PHOTO CAROUSEL ---------- */
.photo-carousel{
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: 14px;
  overflow: hidden;
  background: var(--panel);
}
.photo-slide{
  position: absolute; inset: 0;
  opacity: 0;
  transition: opacity 1s var(--ease);
  pointer-events: none;
}
.photo-slide.active{ opacity: 1; pointer-events: auto; }
.photo-slide img{ width: 100%; height: 100%; object-fit: cover; }
.ig-empty{
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
  color: var(--muted); text-align: center; padding: 30px;
}
.ig-empty svg{ width: 32px; height: 32px; color: var(--muted-2); }
.ig-empty p{ font-size: 14px; max-width: 260px; }

.photo-carousel-nav{ display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 16px; }
.photo-carousel-dots{ display: flex; align-items: center; gap: 8px; }
.photo-dot{
  width: 7px; height: 7px; border-radius: 50%; background: var(--ice-dim);
  transition: background .3s ease, transform .3s ease;
}
.photo-dot.active{ background: var(--ice); transform: scale(1.3); }
.photo-counter{ font-family: var(--font-brand); font-size: 12px; font-weight: 700; letter-spacing: .08em; color: var(--muted); }
.ig-nav-btn{
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid var(--border); background: var(--panel);
  display: flex; align-items: center; justify-content: center;
  color: var(--white); transition: background .3s ease, color .3s ease, border-color .3s ease;
  flex-shrink: 0;
}
.ig-nav-btn svg{ width: 18px; height: 18px; }
.ig-nav-btn:hover{ background: var(--ice); color: #fff; border-color: var(--ice); }

.equipment-copy h2{ font-family: var(--font-display); font-size: clamp(26px,3vw,36px); font-weight: 800; line-height: 1.15; margin-bottom: 20px; letter-spacing: -.01em; color: var(--white); }
.equipment-copy p{ color: var(--muted); font-size: 16px; margin-bottom: 24px; }
.equipment-list{ display: flex; flex-direction: column; gap: 14px; }
.equipment-list li{ display: flex; align-items: center; gap: 12px; color: var(--white); font-size: 15px; font-weight: 500; }
.equipment-list li::before{ content: ''; width: 8px; height: 8px; background: var(--ice); flex-shrink: 0; border-radius: 3px; }

/* ---------- SECTION HEAD ---------- */
.section-head{ max-width: 620px; margin-bottom: 56px; }
.section-head h2{ font-family: var(--font-display); font-size: clamp(28px,3.2vw,40px); font-weight: 800; line-height: 1.15; letter-spacing: -.01em; color: var(--white); }
.section-head p{ color: var(--muted); font-size: 16px; margin-top: 14px; }

/* ---------- SERVICES ---------- */
.services{ padding: 100px 0; }
.services-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service-card{
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 30px 26px;
  transition: transform .5s var(--ease), border-color .4s ease, box-shadow .4s ease;
  opacity: 0; transform: translateY(24px);
  box-shadow: 0 1px 2px rgba(10,10,10,.03);
}
.service-card.in{ opacity: 1; transform: translateY(0); }
.service-card:hover{ transform: translateY(-6px); border-color: var(--ice-dim); box-shadow: 0 20px 40px -24px rgba(10,10,10,.2); }
.service-num{ font-family: var(--font-brand); font-size: 12px; color: var(--muted-2); font-weight: 700; letter-spacing: .1em; }
.service-icon{
  width: 46px; height: 46px; margin: 18px 0 20px;
  border-radius: 50%; background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  color: var(--ice); padding: 11px;
}
.service-icon svg{ width: 100%; height: 100%; }
.service-card h3{ font-size: 16.5px; font-weight: 700; margin-bottom: 10px; letter-spacing: -.01em; color: var(--white); }
.service-card p{ color: var(--muted); font-size: 14.5px; line-height: 1.55; }

/* ---------- PROCESS ---------- */
.process{ padding: 100px 0; }
.process-track{ position: relative; }
.process-line{ position: absolute; top: 26px; left: 0; right: 0; height: 2px; background: var(--border); display: none; }
.process-line-fill{ height: 100%; width: 0%; background: var(--ice); transition: width 1.6s var(--ease); }
.process-steps{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.process-step{ opacity: 0; transform: translateY(20px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.process-step.in{ opacity: 1; transform: translateY(0); }
.process-dot{
  width: 54px; height: 54px; border-radius: 50%;
  border: 1.5px solid var(--ice-dim);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 800; color: var(--white);
  margin-bottom: 22px; background: var(--panel); position: relative; z-index: 1;
  transition: border-color .4s ease, box-shadow .4s ease, background .4s ease;
}
.process-step.in .process-dot{ border-color: var(--ice); background: var(--ice); color: #fff; box-shadow: 0 14px 26px -12px rgba(10,10,10,.35); }
.process-step h3{ font-size: 16.5px; font-weight: 700; margin-bottom: 8px; color: var(--white); }
.process-step p{ color: var(--muted); font-size: 14px; line-height: 1.55; }

@media (min-width: 860px){ .process-line{ display: block; } }

/* ---------- AUDIENCE ---------- */
.audience{ padding: 90px 0; }
.audience-chips{ display: flex; flex-wrap: wrap; gap: 14px; }
.chip{
  padding: 14px 22px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 14.5px; font-weight: 600;
  color: var(--white);
  display: flex; align-items: center; gap: 10px;
  opacity: 0; transform: translateY(16px) scale(.96);
  transition: opacity .6s var(--ease), transform .6s var(--ease), border-color .3s ease, background .3s ease;
}
.chip.in{ opacity: 1; transform: translateY(0) scale(1); }
.chip:hover{ border-color: var(--ice); background: var(--bg); }
.chip::before{ content: ''; width: 6px; height: 6px; background: var(--ice); border-radius: 50%; }

/* ---------- ABOUT ---------- */
.about{ padding: 100px 0; }
.about-inner{ max-width: 760px; }
.about-inner h2{ font-family: var(--font-display); font-size: clamp(28px,3.2vw,40px); font-weight: 800; margin-bottom: 26px; letter-spacing: -.01em; color: var(--white); }
.about-text{ font-size: 17px; color: var(--muted); line-height: 1.75; margin-bottom: 44px; }
.about-signature{ display: flex; align-items: center; gap: 32px; flex-wrap: wrap; padding-top: 30px; border-top: 1px solid var(--border); }
.signature-logo{ height: 20px; width: auto; color: var(--white); opacity: .9; }
.signature-people{ display: flex; gap: 32px; flex-wrap: wrap; }
.signature-name{ font-weight: 700; font-size: 15px; color: var(--white); }
.signature-role{ color: var(--muted); font-size: 13.5px; }

/* ---------- CONTACT ---------- */
.contact{ padding: 100px 0; }
.contact-grid{ display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; }
.contact-info h2{ font-family: var(--font-display); font-size: clamp(26px,3vw,36px); font-weight: 800; margin-bottom: 16px; letter-spacing: -.01em; color: var(--white); }
.contact-info > p.reveal{ color: var(--muted); font-size: 16px; margin-bottom: 34px; max-width: 420px; }
.contact-details{ display: flex; flex-direction: column; gap: 4px; margin-bottom: 30px; }
.contact-row{
  display: flex; align-items: center; gap: 14px;
  padding: 15px 4px; border-bottom: 1px solid var(--border);
  font-size: 15px; font-weight: 600; color: var(--white);
  transition: color .3s ease, padding-left .3s ease;
}
.contact-row svg{ width: 19px; height: 19px; color: var(--ice); flex-shrink: 0; }
.contact-row:hover{ color: var(--muted); padding-left: 10px; }
.contact-area{ color: var(--muted); font-size: 14.5px; }

.contact-form{
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 34px;
  display: flex; flex-direction: column; gap: 18px;
}
.form-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field{ display: flex; flex-direction: column; gap: 8px; }
.field label{ font-size: 12.5px; font-weight: 700; letter-spacing: .04em; color: var(--muted); text-transform: uppercase; }
.field input, .field textarea{
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 13px 14px;
  color: var(--white);
  transition: border-color .3s ease, box-shadow .3s ease;
  resize: vertical;
}
.field input:focus, .field textarea:focus{
  outline: none; border-color: var(--ice); box-shadow: 0 0 0 3px rgba(10,10,10,.08);
}
.form-note{ font-size: 13.5px; color: var(--ice); font-weight: 600; min-height: 18px; }

/* ---------- FOOTER ---------- */
.footer{
  background: #0a0a0a;
  color: #cfcfd1;
  border-radius: 32px 32px 0 0;
  margin: 0 20px;
  padding: 60px 0 0;
}
.footer-inner{ display: flex; flex-wrap: wrap; gap: 40px; justify-content: space-between; align-items: flex-start; padding-bottom: 40px; }
.footer-logo{ color: #ffffff; }
.footer-logo svg{ height: 18px; width: auto; }
.footer-links{ display: flex; flex-wrap: wrap; gap: 26px; }
.footer-links a{ color: #9c9c9e; font-size: 14px; font-weight: 500; transition: color .3s ease; }
.footer-links a:hover{ color: #ffffff; }
.footer-contact{ display: flex; flex-direction: column; gap: 10px; text-align: right; }
.footer-contact a{ color: #9c9c9e; font-size: 14px; font-weight: 500; transition: color .3s ease; }
.footer-contact a:hover{ color: #ffffff; }
.footer-bottom{
  border-top: 1px solid rgba(255,255,255,.08); padding: 22px 28px;
  display: flex; align-items: center; justify-content: center; gap: 10px; flex-wrap: wrap;
}
.footer-bottom p{ color: #6c6c6e; font-size: 13px; }
.footer-credit{ position: relative; padding-left: 14px; }
.footer-credit::before{ content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 3px; height: 3px; border-radius: 50%; background: #6c6c6e; }

/* ---------- MOBILE CALL FAB ---------- */
.mobile-call-fab{
  position: fixed; bottom: 20px; right: 20px; z-index: 300;
  height: 54px; padding: 0 20px 0 18px; border-radius: 999px;
  background: var(--ice); color: #ffffff;
  display: flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--font-body); font-size: 14.5px; font-weight: 700; white-space: nowrap;
  box-shadow: 0 10px 30px -6px rgba(10,10,10,.45);
  animation: pulseFab 2.6s ease-in-out infinite;
}
.mobile-call-fab svg{ width: 20px; height: 20px; flex-shrink: 0; }
@keyframes pulseFab{ 0%,100%{ box-shadow: 0 10px 30px -6px rgba(10,10,10,.45); } 50%{ box-shadow: 0 10px 40px -4px rgba(10,10,10,.65); } }
@media (min-width: 860px){ .mobile-call-fab{ display: none; } }

/* ===================================================================
   RESPONSIVE
   =================================================================== */
@media (max-width: 1080px){
  .nav-links{ display: none; }
  .hamburger{ display: flex; }
  .nav-call span:last-child{ display: none; }
}

@media (max-width: 960px){
  .hero-grid{ grid-template-columns: 1fr; gap: 44px; }
  .hero-visual{ min-height: 300px; order: -1; }
  .equipment-grid{ grid-template-columns: 1fr; gap: 44px; }
  .services-grid{ grid-template-columns: repeat(2, 1fr); }
  .process-steps{ grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
  .contact-grid{ grid-template-columns: 1fr; gap: 50px; }
  .footer-contact{ text-align: left; }
}

@media (max-width: 640px){
  .section-inner{ padding: 0 20px; }
  .nav-inner{ padding: 0 16px; }
  .nav-logo svg{ height: 15px; }
  .card-panel{ margin: 0 12px 12px; border-radius: 22px; }
  .hero{ border-radius: 0 0 28px 28px; }
  .footer{ margin: 0 12px; border-radius: 24px 24px 0 0; }
  .equipment{ padding: 70px 0; }
  .services{ padding: 70px 0; }
  .process{ padding: 70px 0; }
  .audience{ padding: 64px 0; }
  .about{ padding: 76px 0; }
  .contact{ padding: 70px 0; }
  .services-grid{ grid-template-columns: 1fr; }
  .process-steps{ grid-template-columns: 1fr; }
  .form-row{ grid-template-columns: 1fr; }
  .nav-call{ display: none; }
  .hero{ padding: 120px 0 60px; }
  .hero-cta{ flex-direction: column; width: 100%; }
  .hero-cta .btn{ width: 100%; }
  .footer-inner{ flex-direction: column; }
}

@media (max-width: 380px){
  .nav-logo svg{ height: 12px; }
  .nav-inner{ padding: 0 14px; }
}