/* Devtronic — self-contained styles (no external fonts or CDNs) */
:root {
  --bg: #0b0f17;
  --panel: #121826;
  --panel2: #0e1420;
  --line: #1f2a3b;
  --text: #e7edf5;
  --muted: #93a3b8;
  --accent: #2dd4bf;
  --accent2: #38bdf8;
  --danger: #f87171;
  --radius: 16px;
  --wrap: 1120px;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", Menlo, monospace;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { line-height: 1.15; margin: 0 0 .4em; letter-spacing: -0.02em; }
h1 { font-size: clamp(2rem, 5vw, 3.3rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 700; }
p { margin: 0 0 1rem; }
.muted { color: var(--muted); }
.small { font-size: .86rem; }
code { font-family: var(--mono); background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; color: var(--accent); }
.grad { background: linear-gradient(90deg, var(--accent), var(--accent2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.link { color: var(--accent); font-weight: 600; }
.link:hover { text-decoration: underline; }
.eyebrow { display: inline-block; color: var(--accent); font-weight: 600; font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; margin-bottom: .6rem; }

/* buttons */
.btn {
  display: inline-flex; align-items: center; gap: .5rem; justify-content: center;
  padding: .72rem 1.25rem; border-radius: 12px; font-weight: 600; font-size: .96rem;
  border: 1px solid transparent; cursor: pointer; transition: transform .12s ease, box-shadow .2s ease, background .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-accent { background: linear-gradient(90deg, var(--accent), var(--accent2)); color: #04121a; box-shadow: 0 8px 24px -10px rgba(45,212,191,.7); }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); }
.btn.full { width: 100%; }

/* nav */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(11,15,23,.82); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.nav-in { display: flex; align-items: center; gap: 1.5rem; height: 66px; }
.brand { font-weight: 800; font-size: 1.2rem; letter-spacing: -0.03em; }
.brand span { color: var(--accent); }
.brand-mark { color: var(--accent); margin-right: 2px; }
.links { display: flex; align-items: center; gap: 1.4rem; margin-left: auto; }
.links > a { color: var(--muted); font-weight: 500; font-size: .96rem; transition: color .15s; }
.links > a:hover { color: var(--text); }
.nav-cta { margin-left: .4rem; }
.nav-cta-m { display: none; }
.burger { display: none; background: none; border: 1px solid var(--line); color: var(--text); font-size: 1.2rem; border-radius: 10px; width: 42px; height: 42px; cursor: pointer; }

/* flashes */
.flashes { margin-top: 1rem; }
.flash { padding: .8rem 1.1rem; border-radius: 12px; margin-bottom: .6rem; border: 1px solid var(--line); background: var(--panel); }
.flash-success { border-color: rgba(45,212,191,.5); background: rgba(45,212,191,.08); }
.flash-error { border-color: rgba(248,113,113,.5); background: rgba(248,113,113,.08); color: #fecaca; }

/* hero */
.hero { position: relative; overflow: hidden; padding: clamp(3rem, 7vw, 6rem) 0 clamp(2.5rem, 5vw, 4.5rem); }
.hero::before { content: ""; position: absolute; inset: 0; background:
  radial-gradient(600px 300px at 15% 0%, rgba(45,212,191,.12), transparent 60%),
  radial-gradient(600px 320px at 90% 20%, rgba(56,189,248,.12), transparent 60%); pointer-events: none; }
.hero-in { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 3rem; align-items: center; }
.lead { font-size: 1.12rem; color: #c3cfdd; max-width: 46ch; }
.hero-cta { display: flex; gap: .8rem; flex-wrap: wrap; margin: 1.6rem 0 1.2rem; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 1rem 1.4rem; color: var(--muted); font-size: .9rem; }
.hero-trust span { white-space: nowrap; }

/* hero card / chip mock */
.hero-card { display: flex; justify-content: center; }
.chip { width: 100%; max-width: 360px; background: linear-gradient(180deg, var(--panel), var(--panel2)); border: 1px solid var(--line); border-radius: 20px; padding: 1.3rem; box-shadow: 0 30px 60px -30px rgba(0,0,0,.8); }
.chip-top { display: flex; justify-content: space-between; align-items: center; font-family: var(--mono); font-size: .8rem; color: var(--muted); }
.chip-top .temp { color: var(--accent); font-weight: 700; }
.bars { display: flex; gap: 6px; margin: 1rem 0 1.2rem; height: 54px; align-items: flex-end; }
.bars i { flex: 1; background: linear-gradient(180deg, var(--accent), var(--accent2)); border-radius: 4px; opacity: .85; }
.bars i:nth-child(1){height:40%} .bars i:nth-child(2){height:70%} .bars i:nth-child(3){height:50%}
.bars i:nth-child(4){height:90%} .bars i:nth-child(5){height:60%} .bars i:nth-child(6){height:75%}
.chip-rows > div { display: flex; justify-content: space-between; padding: .5rem 0; border-top: 1px solid var(--line); font-size: .9rem; }
.chip-rows b { color: var(--accent); }

/* sections */
.section { padding: clamp(2.5rem, 5vw, 4.5rem) 0; }
.section-alt { background: var(--panel2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.8rem; }
.section-head.center { justify-content: center; text-align: center; }
.page-head { padding: clamp(2.2rem, 5vw, 3.4rem) 0 .5rem; }

/* grids */
.grid { display: grid; gap: 1.1rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* cards */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.4rem; }
.svc { display: flex; flex-direction: column; transition: border-color .18s, transform .18s, box-shadow .18s; }
.svc:hover { border-color: rgba(45,212,191,.5); transform: translateY(-4px); box-shadow: 0 20px 40px -28px rgba(45,212,191,.5); }
.svc-icon { font-size: 1.9rem; width: 56px; height: 56px; display: grid; place-items: center; background: var(--panel2); border: 1px solid var(--line); border-radius: 14px; margin-bottom: .9rem; }
.svc-icon.big { font-size: 2.4rem; width: 74px; height: 74px; }
.svc h3 { font-size: 1.12rem; }
.svc-foot { margin-top: auto; padding-top: 1rem; display: flex; align-items: center; justify-content: space-between; }
.price { color: var(--accent); font-weight: 700; font-size: .95rem; }
.arrow { color: var(--muted); transition: transform .18s; }
.svc:hover .arrow { transform: translateX(4px); color: var(--accent); }

/* features */
.feature { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.4rem; }
.feature-ic { font-size: 1.6rem; margin-bottom: .5rem; }
.feature h3 { font-size: 1.05rem; }
.step-n { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: linear-gradient(90deg, var(--accent), var(--accent2)); color: #04121a; font-weight: 800; margin-bottom: .6rem; }

/* cta band */
.cta-band { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; background: linear-gradient(120deg, rgba(45,212,191,.1), rgba(56,189,248,.08)); border: 1px solid var(--line); border-radius: 22px; padding: 2rem; }
.cta-band h2 { margin-bottom: .2rem; }

/* prose + detail */
.prose p { color: #c9d4e1; }
.prose h2 { margin-top: 0; }
.detail-head { display: flex; gap: 1.2rem; align-items: center; margin-top: 1rem; }
.detail-side .price-card { position: sticky; top: 86px; }
.price-big { font-size: 1.5rem; font-weight: 800; color: var(--accent); margin: .3rem 0 1rem; }
.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 1.2rem; }
.stat b { display: block; font-size: 1.8rem; color: var(--accent); }
.stat span { color: var(--muted); font-size: .9rem; }
.steps .feature { position: relative; }

/* contact form */
.contact-grid { align-items: start; }
.form label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: .9rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { width: 100%; margin-top: .35rem; background: var(--panel2); border: 1px solid var(--line); color: var(--text); border-radius: 10px; padding: .7rem .85rem; font: inherit; font-size: .95rem; }
.field:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(45,212,191,.15); }
textarea.field { resize: vertical; min-height: 120px; }
.err { display: block; color: var(--danger); font-size: .82rem; font-weight: 500; margin-top: .3rem; }
.coords { list-style: none; padding: 0; margin: .5rem 0 0; }
.coords li { display: flex; gap: .6rem; align-items: center; padding: .4rem 0; color: var(--muted); }
.coords a { color: var(--text); }
.contact-info { display: grid; gap: 1.1rem; }

/* footer */
.footer { border-top: 1px solid var(--line); background: var(--panel2); margin-top: 2rem; }
.footer-in { display: flex; justify-content: space-between; gap: 2rem; flex-wrap: wrap; padding: 2.5rem 0 1.5rem; }
.footer-cols { display: flex; gap: 3rem; flex-wrap: wrap; }
.footer-cols h4 { color: var(--muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; margin-bottom: .8rem; }
.footer-cols a { display: block; color: var(--text); padding: .2rem 0; font-size: .92rem; }
.footer-cols a:hover { color: var(--accent); }
.footer-bottom { padding: 1rem 0 2rem; font-size: .85rem; border-top: 1px solid var(--line); }

/* responsive */
@media (max-width: 860px) {
  .hero-in { grid-template-columns: 1fr; }
  .hero-card { order: -1; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
  .links { position: fixed; inset: 66px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--panel); border-bottom: 1px solid var(--line); padding: .5rem 20px 1rem; display: none; }
  .links.open { display: flex; }
  .links > a { padding: .8rem 0; border-top: 1px solid var(--line); }
  .nav-cta { display: none; }
  .nav-cta-m { display: inline-flex; margin-top: .8rem; }
  .burger { display: block; margin-left: auto; }
}
@media (max-width: 520px) {
  .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; }
  .cta-band { flex-direction: column; align-items: flex-start; }
}