/* Detvion — modern corporate site
   Palette taken from the logo: blue #2058f8, near-black wordmark, white ground. */

:root {
  --blue: #2058f8;
  --blue-600: #1a45c9;
  --blue-300: #6f95ff;
  --blue-soft: #eef3ff;
  --ink: #101116;
  --ink-2: #4d515c;
  --muted: #7d818c;
  --line: #e7e9ee;
  --line-strong: #d8dce4;
  --bg: #ffffff;
  --bg-alt: #f7f8fb;
  --dark: #0e1015;
  --dark-2: #16181f;
  --radius: 20px;
  --maxw: 1120px;
  --shadow-sm: 0 1px 2px rgba(16, 17, 22, .05);
  --shadow-md: 0 14px 40px rgba(16, 17, 22, .08);
  --shadow-blue: 0 10px 26px rgba(32, 88, 248, .22);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 26px; }

h1, h2, h3 { margin: 0; line-height: 1.12; letter-spacing: -0.025em; font-weight: 700; }
p { margin: 0; }
.muted { color: var(--muted); font-size: .9rem; }

.display { font-size: clamp(2.5rem, 6.4vw, 4.5rem); letter-spacing: -0.035em; }
h2 { font-size: clamp(1.65rem, 3.6vw, 2.6rem); letter-spacing: -0.03em; }
h3 { font-size: 1.08rem; }

.grad {
  background: linear-gradient(92deg, var(--blue) 0%, var(--blue-300) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Scroll progress ---------- */

.progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 2px;
  z-index: 90;
  background: transparent;
}

.progress span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--blue), var(--blue-300));
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(255, 255, 255, .82);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .35s ease, background-color .35s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(255, 255, 255, .92);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  min-height: 78px;
}

.brand { display: flex; align-items: center; }
.brand-logo { height: 32px; width: auto; display: block; }

.nav { display: flex; align-items: center; gap: 30px; }
.nav a {
  color: var(--ink-2);
  text-decoration: none;
  font-size: .94rem;
  font-weight: 550;
  position: relative;
  transition: color .22s ease;
}
.nav a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 0; height: 1.5px;
  background: var(--blue);
  transition: width .25s ease;
}
.nav a:not(.nav-cta):hover { color: var(--ink); }
.nav a:not(.nav-cta):hover::after { width: 100%; }

.nav-cta {
  color: var(--ink);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 9px 18px;
  font-weight: 600;
  transition: border-color .22s ease, background-color .22s ease, color .22s ease;
}
.nav-cta:hover { border-color: var(--blue); background: var(--blue-soft); color: var(--blue); }

/* ---------- Hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(72px, 11vw, 128px) 0 clamp(48px, 7vw, 84px);
  background: #fff;
}

.hero-inner { position: relative; z-index: 3; max-width: 820px; }

.mesh { position: absolute; inset: 0; z-index: 1; pointer-events: none; }

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: .42;
  will-change: transform;
}
.b1 { width: 460px; height: 460px; top: -160px; left: -80px; background: #cadcff; animation: drift1 24s ease-in-out infinite; }
.b2 { width: 380px; height: 380px; top: 10px; right: -100px; background: #e3ebff; animation: drift2 28s ease-in-out infinite; }
.b3 { width: 300px; height: 300px; bottom: -140px; left: 42%; background: #dbe6ff; animation: drift3 32s ease-in-out infinite; }

@keyframes drift1 {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50%      { transform: translate3d(46px, 34px, 0) scale(1.09); }
}
@keyframes drift2 {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50%      { transform: translate3d(-42px, 30px, 0) scale(1.06); }
}
@keyframes drift3 {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50%      { transform: translate3d(30px, -26px, 0) scale(1.12); }
}

.grid-lines {
  position: absolute;
  inset: 0;
  z-index: 2;
  background-image:
    linear-gradient(to right, rgba(16, 17, 22, .045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(16, 17, 22, .045) 1px, transparent 1px);
  background-size: 76px 76px;
  -webkit-mask-image: radial-gradient(78% 65% at 50% 26%, #000 0%, transparent 100%);
          mask-image: radial-gradient(78% 65% at 50% 26%, #000 0%, transparent 100%);
}

.eyebrow {
  display: inline-block;
  font-size: .74rem;
  font-weight: 650;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-soft);
  border-radius: 999px;
  padding: 6px 15px;
  margin-bottom: 24px;
}
.eyebrow-dark { color: #9db8ff; background: rgba(32, 88, 248, .14); }

.lead {
  margin-top: 26px;
  font-size: clamp(1.05rem, 1.5vw, 1.18rem);
  color: var(--ink-2);
  max-width: 640px;
}

.hero-actions { margin-top: 38px; display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  padding: 14px 26px;
  font-size: .97rem;
  font-weight: 620;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background-color .22s ease, color .22s ease, border-color .22s ease, transform .22s ease, box-shadow .22s ease;
}

.btn-primary { background: var(--blue); color: #fff; box-shadow: var(--shadow-blue); }
.btn-primary:hover { background: var(--blue-600); transform: translateY(-2px); }

.btn-ghost { border-color: var(--line-strong); color: var(--ink); background: #fff; }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); }

.btn-block { width: 100%; }

.arrow { transition: transform .22s ease; }
.btn-primary:hover .arrow { transform: translateX(4px); }

/* ---------- Stats ---------- */

.stats {
  position: relative;
  z-index: 3;
  margin-top: clamp(48px, 6vw, 76px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.stat { background: #fff; padding: 26px 24px; display: flex; flex-direction: column; gap: 2px; }
.stat strong { font-size: clamp(1.7rem, 2.6vw, 2.2rem); font-weight: 700; letter-spacing: -0.03em; line-height: 1.1; color: var(--ink); }
.stat span { font-size: .87rem; color: var(--muted); }
.stat-wide strong { color: var(--blue); }

/* ---------- Ticker ---------- */

.ticker {
  margin-top: clamp(56px, 7vw, 90px);
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-alt);
  padding: 18px 0;
}

.ticker-track { display: flex; gap: 0; width: max-content; animation: scroll 36s linear infinite; }

.ticker-track span {
  padding-right: 48px;
  font-size: .85rem;
  font-weight: 650;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-2);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 48px;
}

.ticker-track span::after {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--blue);
  opacity: .6;
}

@keyframes scroll {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(-50%, 0, 0); }
}

/* ---------- Sections ---------- */

.section { padding: clamp(70px, 9vw, 118px) 0; }

.section-head { max-width: 700px; margin-bottom: 52px; }
.section-head h2 { margin-top: 20px; }
.section-lead { margin-top: 18px; color: var(--ink-2); }

/* ---------- Cards ---------- */

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 18px; }

.card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 28px 32px;
  overflow: hidden;
  transition: transform .32s cubic-bezier(.22,.61,.36,1), border-color .32s ease, box-shadow .32s ease;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(340px circle at var(--mx, 50%) var(--my, 0%), rgba(32, 88, 248, .07), transparent 70%);
  opacity: 0;
  transition: opacity .32s ease;
  pointer-events: none;
}

.card:hover { transform: translateY(-5px); border-color: #cdd6ea; box-shadow: var(--shadow-md); }
.card:hover::before { opacity: 1; }

.card-top { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }

.card-num { font-size: .78rem; font-weight: 700; letter-spacing: .14em; color: var(--blue); }

.card-line { flex: 1; height: 1px; background: var(--line); transition: background-color .32s ease; }
.card:hover .card-line { background: var(--blue-300); }

.card h3 { margin-bottom: 10px; }
.card p { color: var(--ink-2); font-size: .96rem; }

/* ---------- Dark section ---------- */

.dark {
  position: relative;
  background: var(--dark);
  color: #f2f3f6;
  overflow: hidden;
}

.dark::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 76px 76px;
  -webkit-mask-image: radial-gradient(70% 60% at 50% 0%, #000 0%, transparent 100%);
          mask-image: radial-gradient(70% 60% at 50% 0%, #000 0%, transparent 100%);
}

.dark-glow {
  position: absolute;
  top: -180px; right: -120px;
  width: 480px; height: 480px;
  border-radius: 50%;
  background: rgba(32, 88, 248, .22);
  filter: blur(90px);
  pointer-events: none;
}

.dark .wrap { position: relative; z-index: 2; }
.dark h2 { color: #fff; }
.dark .section-lead { color: #b9bdc9; }

.roles { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }

.role {
  background: var(--dark-2);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: var(--radius);
  padding: 30px 28px;
  transition: border-color .3s ease, transform .3s ease, background-color .3s ease;
}

.role:hover { transform: translateY(-4px); border-color: rgba(111, 149, 255, .45); background: #191c24; }

.role-num {
  display: block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .14em;
  color: #8facff;
  margin-bottom: 18px;
}

.role h3 { color: #fff; margin-bottom: 10px; }
.role p { color: #b0b4c1; font-size: .95rem; }

.dark-note {
  margin-top: 40px;
  padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, .1);
  font-size: 1rem;
  font-weight: 600;
  color: #d7dae3;
}

/* ---------- Steps ---------- */

.steps {
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}

.step {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 26px 30px;
  transition: transform .3s ease, border-color .3s ease;
}

.step:hover { transform: translateY(-4px); border-color: #cdd6ea; }

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  font-size: .85rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.step:hover .step-num { background: var(--blue); }
.step h3 { font-size: 1.02rem; margin-bottom: 8px; }
.step p { color: var(--ink-2); font-size: .93rem; }

/* ---------- Contact ---------- */

.contact { background: var(--bg-alt); border-top: 1px solid var(--line); }

.contact-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 44px;
  align-items: center;
}

.contact-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow-md);
}
.contact-card .muted { margin-top: 16px; text-align: center; }

/* ---------- Footer ---------- */

.site-footer { background: var(--dark); padding: 46px 0; }

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-brand { display: flex; align-items: center; gap: 11px; text-decoration: none; }
.footer-icon { width: 26px; height: 26px; display: block; }
.footer-brand span { color: #fff; font-weight: 700; font-size: 1.05rem; letter-spacing: -.02em; }
.site-footer .muted { color: #8d919e; }

/* ---------- Reveal ---------- */

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .8s cubic-bezier(.22,.61,.36,1), transform .8s cubic-bezier(.22,.61,.36,1);
  transition-delay: var(--d, 0s);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */

@media (max-width: 860px) {
  .nav { gap: 18px; }
  .nav a:not(.nav-cta) { display: none; }
  .contact-inner { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 620px) {
  body { font-size: 16.5px; }
  .header-inner { min-height: 68px; }
  .brand-logo { height: 27px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stat { padding: 22px 20px; }
}

/* ---------- Accessibility ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .blob, .ticker-track { animation: none; }
  .card:hover, .role:hover, .step:hover, .btn-primary:hover { transform: none; }
}

:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 6px; }