/* ============ Tokens ============ */
:root{
  --ink: #12161c;
  --ink-soft: #3a4250;
  --paper: #ffffff;
  --mist: #f4f6f9;
  --line: #e6e9ef;
  --blue: #2196f3;
  --blue-dark: #1769aa;
  --orange: #f5821f;
  --shadow: 0 10px 30px -12px rgba(18,22,28,0.18);
  --shadow-sm: 0 4px 16px -8px rgba(18,22,28,0.15);
  --radius: 18px;
  --radius-sm: 10px;
  --wrap: 1160px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

/* ============ Reset ============ */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
h1, h2, h3, p{ margin: 0; }
ul{ list-style: none; margin: 0; padding: 0; }
.wrap{
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============ Reusable bits ============ */
.eyebrow{
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 14px;
}
.eyebrow.center{ display:block; text-align:center; }

.section-title{
  font-size: clamp(1.7rem, 1.2rem + 2vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--ink);
}
.section-title.center{ text-align: center; }

.section-lead{
  max-width: 620px;
  margin: 16px auto 0;
  color: var(--ink-soft);
  font-size: 1.05rem;
}
.section-lead.center{ text-align: center; }

.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
  white-space: nowrap;
}
.btn-primary{
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover{ transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-ghost{
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.55);
  color: #fff;
  backdrop-filter: blur(6px);
}
.btn-ghost:hover{ background: rgba(255,255,255,0.18); }
.btn-small{ padding: 10px 20px; font-size: 0.85rem; }
.btn-full{ width: 100%; margin-top: 8px; }

.social-row{ display: flex; gap: 12px; margin-top: 22px; }
.social-icon{
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--mist);
  color: var(--ink-soft);
  transition: background .2s ease, color .2s ease, transform .2s ease;
}
.social-icon svg{ width: 18px; height: 18px; }
.social-icon:hover{ background: var(--blue); color: #fff; transform: translateY(-2px); }

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

/* ============ Header ============ */
.site-header{
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: background .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.site-header.scrolled{
  border-color: var(--line);
  box-shadow: 0 2px 20px -10px rgba(18,22,28,0.15);
}
.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}
.brand-logo{ height: 32px; width: auto; }

.site-nav{
  display: flex;
  align-items: center;
  gap: 30px;
  font-weight: 600;
  font-size: 0.95rem;
}
.site-nav a:not(.btn){ color: var(--ink-soft); transition: color .2s ease; }
.site-nav a:not(.btn):hover{ color: var(--blue); }

.nav-toggle{
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
  background: none; border: none; cursor: pointer;
  padding: 0;
}
.nav-toggle span{
  display: block; height: 2px; width: 24px;
  background: var(--ink); margin: 0 auto;
  transition: transform .25s ease, opacity .25s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* ============ Hero ============ */
.hero{
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: #fff;
}
.hero-media{ position: absolute; inset: 0; z-index: 0; }
.hero-media img{ width: 100%; height: 100%; object-fit: cover; }
.hero-scrim{
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(10,14,20,0.55) 0%, rgba(10,14,20,0.65) 45%, rgba(10,14,20,0.92) 100%),
    linear-gradient(100deg, rgba(10,14,20,0.55) 10%, rgba(33,150,243,0.18) 100%);
}
.hero-content{
  position: relative;
  z-index: 1;
  padding-top: 110px;
  padding-bottom: 90px;
}
.hero h1{
  font-size: clamp(2.4rem, 1.6rem + 4vw, 4.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.08;
  max-width: 780px;
}
.hero-sub{
  margin-top: 22px;
  max-width: 560px;
  font-size: 1.1rem;
  color: rgba(255,255,255,0.86);
}
.hero-cta{ display: flex; flex-wrap: wrap; gap: 16px; margin-top: 36px; }

.scroll-cue{
  position: absolute;
  bottom: 30px; left: 50%;
  transform: translateX(-50%);
  width: 26px; height: 42px;
  border: 2px solid rgba(255,255,255,0.6);
  border-radius: 20px;
  z-index: 1;
}
.scroll-cue span{
  position: absolute;
  top: 8px; left: 50%;
  width: 4px; height: 8px;
  background: #fff;
  border-radius: 2px;
  transform: translateX(-50%);
  animation: scrollcue 1.8s ease infinite;
}
@keyframes scrollcue{
  0%{ opacity: 1; top: 8px; }
  70%{ opacity: 0; top: 20px; }
  100%{ opacity: 0; top: 8px; }
}

/* ============ Services ============ */
.services{ padding: 110px 0; background: var(--paper); }
.card-grid{
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.card{
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 38px 30px;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.card:hover{
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  background: var(--paper);
}
.card-icon{
  width: 56px; height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px;
}
.card-icon svg{ width: 28px; height: 28px; }
.ic-stroke{ stroke: #fff; stroke-width: 2.4; }
.ic-fill{ fill: var(--orange); }
.ic-fill-circle{ fill: var(--orange); }
.card h3{
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.card p{ color: var(--ink-soft); font-size: 0.98rem; }

/* ============ About / Team ============ */
.about{ padding: 110px 0 0; background: var(--mist); }
.about-grid{ display: flex; justify-content: center; }
.about-copy{ max-width: 720px; text-align: center; }
.about-copy p:not(.eyebrow){ margin-top: 20px; color: var(--ink-soft); font-size: 1.05rem; }

.team-banner{
  margin-top: 56px;
  width: 100%;
  aspect-ratio: 3150 / 1020;
  overflow: hidden;
}
.team-banner img{ width: 100%; height: 100%; object-fit: cover; }

/* ============ Contact ============ */
.contact{ padding: 110px 0; background: var(--ink); color: #fff; }
.contact .eyebrow{ color: var(--orange); }
.contact .section-title{ color: #fff; }
.contact-copy p:not(.eyebrow){ margin-top: 18px; color: rgba(255,255,255,0.75); font-size: 1.05rem; max-width: 460px; }

.contact-grid{
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.contact-card{
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 36px;
}
.contact-row{
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  font-size: 1rem;
}
.contact-row:first-child{ padding-top: 0; }
.contact-row a:hover{ color: var(--blue); }
.contact-label{
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}

/* ============ Footer ============ */
.site-footer{ background: #0c0f14; color: rgba(255,255,255,0.6); padding: 40px 0; }
.footer-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-logo{ height: 24px; opacity: 0.85; }
.footer-inner .social-icon{ background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.7); }
.footer-inner .social-row{ margin-top: 0; }

/* ============ Responsive ============ */
@media (max-width: 900px){
  .card-grid{ grid-template-columns: 1fr; }
  .contact-grid{ grid-template-columns: 1fr; }
  .contact-copy{ text-align: center; }
  .contact-copy p:not(.eyebrow){ margin-left: auto; margin-right: auto; }
  .social-row{ justify-content: center; }
}

@media (max-width: 760px){
  .nav-toggle{ display: flex; }
  .site-nav{
    position: absolute;
    top: 74px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    text-align: center;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 20px 24px 28px;
    gap: 18px;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: transform .25s ease, opacity .25s ease;
  }
  .site-nav.open{ transform: translateY(0); opacity: 1; pointer-events: auto; }
  .site-nav .btn{ margin-top: 6px; }
  .hero-cta{ flex-direction: column; align-items: flex-start; }
  .footer-inner{ flex-direction: column; text-align: center; }
}