/* ===== Tokens ===== */
:root{
  --bg: #080b14;
  --bg-alt: #0c111f;
  --surface: #11182b;
  --surface-2: #161f36;
  --border: #22304f;
  --text: #e9edf7;
  --text-dim: #aab4cc;
  --text-faint: #7c88a6;
  --accent: #5b8cff;
  --accent-2: #39d6c7;
  --gold: #d4b25a;
  --radius: 14px;
  --container: 1160px;
  --font-head: 'Sora', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
}

@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]){
    --bg: #f6f7fb;
    --bg-alt: #ffffff;
    --surface: #ffffff;
    --surface-2: #f0f2f8;
    --border: #e1e5f0;
    --text: #12172b;
    --text-dim: #4a5370;
    --text-faint: #7a8296;
  }
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3,h4{ font-family: var(--font-head); margin: 0 0 .5em; color: var(--text); line-height: 1.15; }
p{ margin: 0 0 1em; color: var(--text-dim); }
a{ color: inherit; text-decoration: none; }
ul{ list-style: none; margin:0; padding:0; }
svg{ display:block; }

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* background grid */
.bg-grid{
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    radial-gradient(circle at 15% 10%, rgba(91,140,255,.12), transparent 40%),
    radial-gradient(circle at 85% 30%, rgba(57,214,199,.10), transparent 45%),
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: auto, auto, 48px 48px, 48px 48px;
  background-color: var(--bg);
}

/* ===== Header ===== */
.site-header{
  position: sticky; top:0; z-index: 50;
  backdrop-filter: blur(10px);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  border-bottom: 1px solid var(--border);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  height: 72px;
}
.brand{ display:flex; align-items:center; gap:10px; }
.brand-mark{ color: var(--accent-2); display:flex; }
.brand-name{ font-family: var(--font-head); font-weight: 700; letter-spacing: 3px; font-size: 1.05rem; }

.nav-links{ display:flex; align-items:center; gap: 28px; }
.nav-links a{ color: var(--text-dim); font-size:.94rem; font-weight:500; transition: color .2s; }
.nav-links a:hover{ color: var(--text); }
.nav-cta{
  background: var(--accent);
  color:#0a0f1e !important;
  padding: 9px 18px;
  border-radius: 999px;
  font-weight: 600 !important;
}
.nav-cta:hover{ color:#0a0f1e !important; filter: brightness(1.08); }

.nav-toggle{ display:none; background:none; border:none; cursor:pointer; padding:8px; }
.nav-toggle span{ display:block; width:22px; height:2px; background: var(--text); margin:5px 0; border-radius:2px; }

/* ===== Buttons ===== */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: .95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, filter .15s ease, background .15s ease;
}
.btn:active{ transform: translateY(1px); }
.btn-primary{ background: linear-gradient(135deg, var(--accent), var(--accent-2)); color:#071020; }
.btn-primary:hover{ filter: brightness(1.07); }
.btn-ghost{ background: transparent; border-color: var(--border); color: var(--text); }
.btn-ghost:hover{ border-color: var(--accent); }
.btn-wide{ width:100%; }

/* ===== Hero ===== */
.hero{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 48px;
  align-items:center;
  padding: 96px 24px 72px;
}
.eyebrow{
  text-transform: uppercase;
  letter-spacing: 2.5px;
  font-size: .78rem;
  font-weight: 700;
  color: var(--accent-2);
  margin-bottom: 14px;
}
.eyebrow.center{ text-align:center; }
.hero h1{ font-size: clamp(2.1rem, 4vw, 3.1rem); font-weight: 800; }
.hero-sub{ font-size: 1.05rem; max-width: 560px; }
.hero-actions{ display:flex; gap:14px; margin: 28px 0 22px; flex-wrap: wrap; }
.hero-trust{ display:flex; gap:10px; flex-wrap:wrap; color: var(--text-faint); font-size:.85rem; }
.hero-trust .dot{ opacity:.5; }

.hero-visual{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.visual-card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: 0 20px 40px -24px rgba(0,0,0,.6);
}
.card-a{ grid-column: 1 / -1; }
.tag{ font-size:.72rem; text-transform:uppercase; letter-spacing:1.5px; color: var(--text-faint); font-weight:700; }
.bars{ display:flex; align-items:flex-end; gap:8px; height:64px; margin-top:14px; }
.bars i{ flex:1; height: var(--h); background: linear-gradient(180deg, var(--accent-2), var(--accent)); border-radius: 4px 4px 0 0; }
.ring{ position:relative; width:72px; height:72px; margin-top:12px; }
.ring svg{ width:100%; height:100%; transform: rotate(-90deg); }
.ring-bg{ fill:none; stroke: var(--border); stroke-width: 3; }
.ring-fg{ fill:none; stroke: var(--gold); stroke-width: 3; stroke-linecap: round; stroke-dasharray: 99.2 100; stroke-dashoffset: 0; }
.ring-label{ position:absolute; inset:0; display:flex; align-items:center; justify-content:center; font-weight:700; font-size:.82rem; }
.big-stat{ display:block; font-family: var(--font-head); font-size: 1.9rem; font-weight: 800; margin-top: 10px; color: var(--accent-2); }
.small-note{ font-size:.78rem; color: var(--text-faint); }

/* ===== Stats strip ===== */
.stats{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 36px 24px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stat{ display:flex; flex-direction:column; gap:4px; }
.stat strong{ font-family: var(--font-head); font-size: 1.3rem; }
.stat span{ color: var(--text-faint); font-size:.85rem; }

/* ===== Sections ===== */
.section{ padding: 88px 0; }
.section-alt{ background: var(--bg-alt); border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.section-title{ font-size: clamp(1.6rem, 3vw, 2.1rem); font-weight: 800; max-width: 760px; }
.section-title.center{ margin:0 auto .5em; text-align:center; }
.section-sub{ max-width: 620px; }
.section-sub.center{ margin: 0 auto 48px; text-align:center; }

.grid-cards{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 20px;
}
.card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  transition: transform .2s ease, border-color .2s ease;
}
.card:hover{ transform: translateY(-4px); border-color: var(--accent); }
.card-icon{
  width: 42px; height:42px;
  display:flex; align-items:center; justify-content:center;
  color: var(--accent-2);
  background: var(--surface-2);
  border-radius: 10px;
  margin-bottom: 16px;
}
.card-icon svg{ width:22px; height:22px; }
.card h3{ font-size: 1.1rem; }
.card p{ font-size: .93rem; margin:0; }

/* Industries */
.industry-row{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 36px;
}
.industry{
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  background: var(--surface);
}
.industry h4{ font-size: 1rem; }
.industry p{ font-size: .88rem; margin:0; }

/* Timeline */
.timeline{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 36px;
}
.step{
  border-top: 2px solid var(--accent);
  padding-top: 16px;
}
.step-no{ font-family: var(--font-head); font-size: .8rem; color: var(--text-faint); font-weight:700; }
.step h4{ margin: 8px 0 8px; font-size: 1.05rem; }
.step p{ font-size: .9rem; margin:0; }

/* About */
.about-grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 48px;
  align-items:start;
}
.about-points{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.point{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.point h4{ font-size: .98rem; margin-bottom:6px; }
.point p{ font-size: .86rem; margin:0; }

/* Contact */
.contact-grid{
  display:grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 48px;
}
.contact-list{ margin-top: 28px; display:flex; flex-direction:column; gap:16px; }
.contact-list li{ display:flex; flex-direction:column; gap:2px; }
.c-label{ font-size:.75rem; text-transform:uppercase; letter-spacing:1.5px; color: var(--text-faint); font-weight:700; }
.contact-list a{ color: var(--accent-2); font-weight:600; font-size: 1.05rem; }
.contact-list a:hover{ text-decoration: underline; }

.contact-form{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px;
}
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field{ margin-bottom: 18px; display:flex; flex-direction:column; gap:6px; }
.field label{ font-size: .85rem; font-weight:600; color: var(--text-dim); }
.field label span{ color: var(--gold); }
.field input, .field select, .field textarea{
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 11px 13px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: .95rem;
  outline: none;
  transition: border-color .15s;
}
.field input:focus, .field select:focus, .field textarea:focus{ border-color: var(--accent); }
.field textarea{ resize: vertical; min-height: 110px; }
.form-note{ font-size: .8rem; color: var(--text-faint); text-align:center; margin: 14px 0 0; }
.form-note strong{ color: var(--text-dim); }

/* ===== Footer ===== */
.site-footer{ border-top: 1px solid var(--border); padding: 40px 0; }
.footer-inner{ display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap: 18px; }
.footer-brand{ color: var(--text-faint); }
.footer-tag{ color: var(--text-faint); font-size:.88rem; margin:0; }
.footer-nav{ display:flex; gap:20px; }
.footer-nav a{ color: var(--text-dim); font-size:.88rem; }
.footer-nav a:hover{ color: var(--text); }
.footer-copy{ width:100%; text-align:center; color: var(--text-faint); font-size:.8rem; margin: 10px 0 0; }

/* ===== Reveal animation ===== */
.reveal{ opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in{ opacity: 1; transform: translateY(0); }

/* ===== Responsive ===== */
@media (max-width: 960px){
  .hero{ grid-template-columns: 1fr; padding-top: 64px; }
  .hero-visual{ order: -1; }
  .stats{ grid-template-columns: repeat(2, 1fr); }
  .grid-cards{ grid-template-columns: repeat(2, 1fr); }
  .industry-row{ grid-template-columns: repeat(2, 1fr); }
  .timeline{ grid-template-columns: repeat(2, 1fr); }
  .about-grid, .contact-grid{ grid-template-columns: 1fr; }
  .about-points{ grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px){
  .nav-links{
    position: fixed; top: 72px; left:0; right:0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    padding: 18px 24px 24px;
    gap: 16px;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform .25s ease, opacity .25s ease;
  }
  .nav-links.open{ transform: translateY(0); opacity:1; pointer-events: auto; }
  .nav-toggle{ display:block; }
  .nav-cta{ width:100%; text-align:center; }

  .grid-cards{ grid-template-columns: 1fr; }
  .industry-row{ grid-template-columns: 1fr; }
  .timeline{ grid-template-columns: 1fr; }
  .about-points{ grid-template-columns: 1fr; }
  .form-row{ grid-template-columns: 1fr; }
  .stats{ grid-template-columns: 1fr 1fr; }
  .footer-inner{ justify-content:center; text-align:center; }
}