/* ===================================================================
   OpSignal — site vitrine
   Dark, Linear-like, tactical. Vanilla CSS, no framework.
   =================================================================== */

:root {
  --bg:        #08090a;
  --panel:     #0d0e12;
  --panel-2:   #101218;
  --hairline:  rgba(255,255,255,0.08);
  --hairline-2:rgba(255,255,255,0.05);
  --text:      #f1f3f5;
  --muted:     #9aa3ad;
  --subtle:    #5d646e;
  --accent:    #7cb342;
  --accent-d:  #6aa036;
  --accent-soft: rgba(124,179,66,0.12);
  --blue:      #2b3a55;

  --radius:    14px;
  --radius-sm: 10px;
  --max:       1180px;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---------- reset ---------- */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* ---------- layout ---------- */
.container { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: 24px; }
.section { padding: 110px 0; position: relative; }
.section--alt { background: linear-gradient(180deg, transparent, rgba(255,255,255,0.012), transparent); }
.section--alt::before,
.section--alt::after {
  content: ""; position: absolute; left: 0; right: 0; height: 1px;
  background: var(--hairline-2);
}
.section--alt::before { top: 0; }
.section--alt::after { bottom: 0; }

/* ---------- ambient backdrop ---------- */
.backdrop { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }
.glow { position: absolute; border-radius: 50%; filter: blur(120px); opacity: .5; }
.glow--green {
  width: 720px; height: 720px; top: -260px; left: 50%; transform: translateX(-55%);
  background: radial-gradient(circle, rgba(124,179,66,.22), transparent 65%);
}
.glow--blue {
  width: 680px; height: 680px; bottom: -200px; right: -120px;
  background: radial-gradient(circle, rgba(43,80,140,.20), transparent 65%);
  opacity: .45;
}
.grid-texture {
  position: absolute; inset: 0; opacity: .35;
  background-image:
    linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.022) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, #000 25%, transparent 80%);
          mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, #000 25%, transparent 80%);
}

/* ---------- typography helpers ---------- */
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  display: inline-flex; align-items: center; gap: 8px;
}
.eyebrow::before {
  content: ""; width: 22px; height: 1px; background: var(--accent); opacity: .6;
}
.section-head { max-width: 640px; margin-bottom: 56px; }
.section__title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700; letter-spacing: -.02em; line-height: 1.12;
}
.section__sub { color: var(--muted); margin-top: 16px; font-size: 17px; max-width: 56ch; }

.dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); display: inline-block; box-shadow: 0 0 8px rgba(124,179,66,.7); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 22px; border-radius: var(--radius-sm);
  font-weight: 600; font-size: 15px; letter-spacing: -.01em;
  border: 1px solid transparent; transition: transform .18s var(--ease), background .2s, border-color .2s, box-shadow .25s;
  white-space: nowrap;
}
.btn--sm { padding: 9px 16px; font-size: 14px; }
.btn--block { width: 100%; }
.btn--primary {
  background: var(--accent); color: #0a1505;
  box-shadow: 0 0 0 1px rgba(124,179,66,.3), 0 10px 30px -10px rgba(124,179,66,.5);
}
.btn--primary:hover { background: #88c24e; transform: translateY(-2px); box-shadow: 0 0 0 1px rgba(124,179,66,.4), 0 16px 40px -12px rgba(124,179,66,.6); }
.btn--primary:active { transform: translateY(0); }
.btn--ghost {
  background: rgba(255,255,255,.02); color: var(--text); border-color: var(--hairline);
}
.btn--ghost:hover { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.16); transform: translateY(-2px); }
.btn[disabled] { opacity: .6; cursor: not-allowed; transform: none; }

/* ===================================================================
   HEADER
   =================================================================== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(8,9,10,.72);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--hairline-2);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand__mark { border-radius: 7px; }
.brand__name { font-weight: 700; font-size: 18px; letter-spacing: -.02em; }

.nav { display: flex; align-items: center; gap: 6px; }
.nav__link {
  color: var(--muted); font-size: 14.5px; font-weight: 500; padding: 8px 12px; border-radius: 8px;
  transition: color .18s, background .18s;
}
.nav__link:hover { color: var(--text); background: rgba(255,255,255,.04); }
.nav__cta { margin-left: 8px; }

.burger { display: none; flex-direction: column; gap: 5px; background: none; border: 0; padding: 8px; }
.burger span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: transform .25s var(--ease), opacity .2s; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===================================================================
   HERO
   =================================================================== */
.hero { padding: 90px 0 70px; position: relative; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 60px; align-items: center; }
.hero__title {
  font-size: clamp(34px, 5.2vw, 58px); font-weight: 800; line-height: 1.04;
  letter-spacing: -.03em; margin-bottom: 22px;
  background: linear-gradient(180deg, #ffffff, #c4ccd4);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero__sub { color: var(--muted); font-size: 18px; max-width: 52ch; margin-bottom: 32px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 30px; }
.hero__meta { display: flex; flex-wrap: wrap; gap: 22px; color: var(--subtle); font-size: 13.5px; }
.hero__meta li { display: inline-flex; align-items: center; gap: 8px; }

/* --- faux dashboard mockup --- */
.hero-visual { perspective: 1600px; }
.mock {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  box-shadow: 0 40px 90px -30px rgba(0,0,0,.85), inset 0 1px 0 rgba(255,255,255,.04);
  overflow: hidden;
  transform: rotateY(-8deg) rotateX(3deg);
  transition: transform .5s var(--ease);
}
.hero-visual:hover .mock { transform: rotateY(-3deg) rotateX(1deg); }
.mock__bar {
  display: flex; align-items: center; gap: 7px;
  padding: 12px 16px; border-bottom: 1px solid var(--hairline);
  background: rgba(255,255,255,.015);
}
.mock__dot { width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,.14); }
.mock__title { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; color: var(--subtle); margin-left: 8px; }
.mock__live {
  margin-left: auto; display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 10px; letter-spacing: .14em; color: var(--accent);
}
.mock__live i { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 8px var(--accent); animation: pulse 1.8s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .25; } }

.mock__body { padding: 18px; }
.mock__tiles { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin-bottom: 16px; }
.tile {
  background: rgba(255,255,255,.02); border: 1px solid var(--hairline-2); border-radius: var(--radius-sm);
  padding: 12px 14px; display: flex; flex-direction: column; gap: 4px;
}
.tile__k { font-family: var(--mono); font-size: 10px; letter-spacing: .12em; color: var(--subtle); }
.tile__v { font-size: 24px; font-weight: 700; letter-spacing: -.02em; }

.mock__main { display: grid; grid-template-columns: 140px 1fr; gap: 14px; }

/* radar */
.radar {
  position: relative; aspect-ratio: 1; border-radius: 50%;
  background: radial-gradient(circle, rgba(124,179,66,.06), transparent 70%), rgba(255,255,255,.015);
  border: 1px solid var(--hairline-2); overflow: hidden;
}
.radar__ring, .radar__ring--2 {
  position: absolute; inset: 22%; border: 1px solid rgba(124,179,66,.22); border-radius: 50%;
}
.radar__ring--2 { inset: 40%; }
.radar__center { position: absolute; top: 50%; left: 50%; width: 6px; height: 6px; background: var(--accent); border-radius: 50%; transform: translate(-50%,-50%); box-shadow: 0 0 10px var(--accent); }
.radar__sweep {
  position: absolute; inset: 0; border-radius: 50%;
  background: conic-gradient(from 0deg, rgba(124,179,66,.32), transparent 28%);
  animation: sweep 3.4s linear infinite;
}
@keyframes sweep { to { transform: rotate(360deg); } }
.radar__blip { position: absolute; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 8px var(--accent); animation: blip 3.4s ease-in-out infinite; }
.radar__blip--a { top: 30%; left: 62%; animation-delay: .2s; }
.radar__blip--b { top: 64%; left: 38%; animation-delay: 1.1s; }
.radar__blip--c { top: 48%; left: 72%; animation-delay: 2.2s; }
@keyframes blip { 0%,100% { opacity: .2; } 20% { opacity: 1; } }

/* mission cards in mock */
.mock__missions { display: flex; flex-direction: column; gap: 9px; }
.mcard { background: rgba(255,255,255,.02); border: 1px solid var(--hairline-2); border-radius: var(--radius-sm); padding: 10px 12px; }
.mcard__row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.badge { font-family: var(--mono); font-size: 9px; letter-spacing: .1em; padding: 3px 7px; border-radius: 5px; font-weight: 600; }
.badge--assault { color: #ff8b6b; background: rgba(255,139,107,.12); }
.badge--recon   { color: #6bb0ff; background: rgba(107,176,255,.12); }
.badge--extract { color: var(--accent); background: var(--accent-soft); }
.mcard__btc { font-family: var(--mono); font-size: 11px; color: var(--accent); }
.mcard__name { font-size: 12.5px; color: var(--text); margin-bottom: 7px; }
.mbar { height: 4px; background: rgba(255,255,255,.06); border-radius: 4px; overflow: hidden; }
.mbar i { display: block; height: 100%; background: linear-gradient(90deg, var(--accent-d), var(--accent)); border-radius: 4px; }

/* ===================================================================
   SOCIAL PROOF
   =================================================================== */
.proof { padding: 40px 0 56px; border-top: 1px solid var(--hairline-2); border-bottom: 1px solid var(--hairline-2); }
.proof-inner { text-align: center; }
.proof__lead { color: var(--muted); font-size: 15px; margin-bottom: 22px; }
.proof__row { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px 40px; }
.proof__row li { font-family: var(--mono); font-size: 12.5px; letter-spacing: .14em; color: var(--subtle); transition: color .2s; }
.proof__row li:hover { color: var(--muted); }

/* ===================================================================
   FEATURES
   =================================================================== */
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.card {
  background: linear-gradient(180deg, rgba(255,255,255,.022), rgba(255,255,255,.006));
  border: 1px solid var(--hairline); border-radius: var(--radius);
  padding: 24px 22px; position: relative; overflow: hidden;
  transition: transform .25s var(--ease), border-color .25s, background .25s;
}
.card::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(380px circle at 50% -20%, rgba(124,179,66,.10), transparent 60%);
  opacity: 0; transition: opacity .3s;
}
.card:hover { transform: translateY(-4px); border-color: rgba(124,179,66,.28); }
.card:hover::after { opacity: 1; }
.card__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 11px; margin-bottom: 16px;
  background: rgba(255,255,255,.03); border: 1px solid var(--hairline);
  color: var(--muted); transition: color .25s, border-color .25s, background .25s;
}
.card__icon svg { width: 22px; height: 22px; }
.card:hover .card__icon { color: var(--accent); border-color: rgba(124,179,66,.4); background: var(--accent-soft); }
.card__title { font-size: 16.5px; font-weight: 600; letter-spacing: -.01em; margin-bottom: 8px; }
.card__desc { color: var(--muted); font-size: 14px; line-height: 1.55; }

/* ===================================================================
   STEPS
   =================================================================== */
.steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; counter-reset: step; }
.step {
  background: var(--panel); border: 1px solid var(--hairline); border-radius: var(--radius);
  padding: 26px 22px; position: relative; transition: transform .25s var(--ease), border-color .25s;
}
.step:hover { transform: translateY(-4px); border-color: rgba(124,179,66,.25); }
.step__num {
  font-family: var(--mono); font-size: 13px; font-weight: 600; letter-spacing: .08em;
  color: var(--accent); display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 10px; background: var(--accent-soft);
  border: 1px solid rgba(124,179,66,.25); margin-bottom: 18px;
}
.step__title { font-size: 16.5px; font-weight: 600; margin-bottom: 8px; }
.step__desc { color: var(--muted); font-size: 14px; }

/* ===================================================================
   BENEFITS
   =================================================================== */
.benefits { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; }
.benefit {
  border: 1px solid var(--hairline); border-radius: var(--radius); padding: 28px;
  background: linear-gradient(180deg, rgba(255,255,255,.015), transparent);
  position: relative; transition: border-color .25s, transform .25s var(--ease);
}
.benefit::before {
  content: ""; position: absolute; left: 0; top: 28px; bottom: 28px; width: 2px;
  background: linear-gradient(180deg, var(--accent), transparent); border-radius: 2px;
}
.benefit:hover { border-color: rgba(124,179,66,.25); transform: translateY(-3px); }
.benefit__title { font-size: 18px; font-weight: 600; margin-bottom: 10px; padding-left: 16px; }
.benefit__desc { color: var(--muted); font-size: 14.5px; padding-left: 16px; }

/* ===================================================================
   PRICING
   =================================================================== */
.quote-card {
  max-width: 520px; margin-inline: auto; text-align: center;
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--hairline); border-radius: 18px; padding: 40px 34px;
  box-shadow: 0 40px 90px -40px rgba(0,0,0,.8);
  position: relative; overflow: hidden;
}
.quote-card::before {
  content: ""; position: absolute; top: -60px; left: 50%; transform: translateX(-50%);
  width: 280px; height: 180px; background: radial-gradient(circle, rgba(124,179,66,.18), transparent 70%);
  pointer-events: none;
}
.quote-card__label { font-family: var(--mono); font-size: 11px; letter-spacing: .18em; color: var(--accent); margin-bottom: 14px; }
.quote-card__price { font-size: 40px; font-weight: 800; letter-spacing: -.02em; }
.quote-card__note { color: var(--subtle); font-size: 13.5px; margin-top: 6px; }
.quote-card__list { text-align: left; margin: 26px 0; display: grid; gap: 12px; }
.quote-card__list li { color: var(--muted); font-size: 15px; display: flex; align-items: center; gap: 12px; }
.quote-card__list li::before {
  content: ""; flex: none; width: 18px; height: 18px; border-radius: 50%;
  background: var(--accent-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237cb342' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center/12px no-repeat;
  border: 1px solid rgba(124,179,66,.3);
}

/* ===================================================================
   DEMO / CONTACT
   =================================================================== */
.demo-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: start; }
.demo-points { margin: 26px 0; display: grid; gap: 12px; }
.demo-points li { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 15px; }
.demo-contact { color: var(--subtle); font-size: 14.5px; }
.demo-contact a { color: var(--accent); }
.demo-contact a:hover { text-decoration: underline; }

.demo-form-wrap {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--hairline); border-radius: 18px; padding: 32px;
  box-shadow: 0 40px 90px -40px rgba(0,0,0,.8);
}
.form { display: grid; gap: 16px; }
.field { display: grid; gap: 7px; }
.field label { font-size: 13px; color: var(--muted); font-weight: 500; }
.req { color: var(--accent); }
.opt { color: var(--subtle); font-weight: 400; }
.field input, .field textarea {
  width: 100%; background: rgba(255,255,255,.02); border: 1px solid var(--hairline);
  border-radius: var(--radius-sm); padding: 12px 14px; color: var(--text); font-size: 15px;
  font-family: inherit; transition: border-color .2s, background .2s, box-shadow .2s;
}
.field textarea { resize: vertical; min-height: 96px; }
.field input::placeholder, .field textarea::placeholder { color: var(--subtle); }
.field input:focus, .field textarea:focus {
  outline: none; border-color: rgba(124,179,66,.5); background: rgba(124,179,66,.04);
  box-shadow: 0 0 0 3px rgba(124,179,66,.12);
}
.field input[aria-invalid="true"], .field textarea[aria-invalid="true"] {
  border-color: rgba(255,107,107,.6); box-shadow: 0 0 0 3px rgba(255,107,107,.1);
}
.form__error { color: #ff8b6b; font-size: 14px; background: rgba(255,107,107,.08); border: 1px solid rgba(255,107,107,.25); padding: 10px 12px; border-radius: var(--radius-sm); }
.form__legal { color: var(--subtle); font-size: 12.5px; text-align: center; }

/* honeypot */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; opacity: 0; }

/* success */
.form-success { text-align: center; padding: 30px 10px; }
.form-success__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 58px; height: 58px; border-radius: 50%; margin-bottom: 18px;
  background: var(--accent-soft); border: 1px solid rgba(124,179,66,.35); color: var(--accent);
  animation: pop .4s var(--ease);
}
.form-success__icon svg { width: 28px; height: 28px; }
@keyframes pop { 0% { transform: scale(.6); opacity: 0; } 100% { transform: scale(1); opacity: 1; } }
.form-success h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.form-success p { color: var(--muted); }

/* ===================================================================
   FOOTER
   =================================================================== */
.site-footer { border-top: 1px solid var(--hairline-2); padding: 56px 0 28px; margin-top: 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; padding-bottom: 36px; border-bottom: 1px solid var(--hairline-2); }
.footer-blurb { color: var(--muted); font-size: 14.5px; max-width: 42ch; margin-top: 14px; }
.footer-nav { display: grid; gap: 10px; align-content: start; }
.footer-nav a { color: var(--muted); font-size: 14.5px; transition: color .18s; }
.footer-nav a:hover { color: var(--text); }
.footer-contact__label { font-family: var(--mono); font-size: 11px; letter-spacing: .16em; color: var(--subtle); margin-bottom: 12px; }
.footer-contact a { color: var(--accent); font-size: 15px; }
.footer-contact a:hover { text-decoration: underline; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; padding-top: 22px; color: var(--subtle); font-size: 13px; }
.footer-mono { font-family: var(--mono); font-size: 11px; letter-spacing: .14em; display: inline-flex; align-items: center; gap: 8px; }
.footer-mono::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 8px var(--accent); animation: pulse 1.8s infinite; }

/* ===================================================================
   SCROLL REVEAL
   =================================================================== */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); will-change: opacity, transform; }
.reveal.is-visible { opacity: 1; transform: none; }
/* stagger inside grids */
.features-grid .card:nth-child(2), .steps .step:nth-child(2), .benefits .benefit:nth-child(2) { transition-delay: .06s; }
.features-grid .card:nth-child(3), .steps .step:nth-child(3) { transition-delay: .12s; }
.features-grid .card:nth-child(4), .steps .step:nth-child(4) { transition-delay: .18s; }

/* ===================================================================
   RESPONSIVE
   =================================================================== */
@media (max-width: 1000px) {
  .features-grid { grid-template-columns: repeat(2,1fr); }
  .steps { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { order: 2; max-width: 480px; }
  .mock { transform: none; }
  .demo-grid { grid-template-columns: 1fr; gap: 36px; }

  /* mobile nav */
  .burger { display: flex; }
  .nav {
    position: fixed; inset: 66px 0 auto 0; flex-direction: column; align-items: stretch; gap: 4px;
    background: rgba(8,9,10,.97); backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--hairline); padding: 16px 24px 24px;
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: transform .25s var(--ease), opacity .25s;
  }
  .nav.is-open { transform: none; opacity: 1; pointer-events: auto; }
  .nav__link { padding: 12px 10px; font-size: 16px; }
  .nav__cta { margin-left: 0; margin-top: 6px; text-align: center; }
}
@media (max-width: 560px) {
  .section { padding: 76px 0; }
  .container { padding-inline: 18px; }
  .features-grid, .steps, .benefits { grid-template-columns: 1fr; }
  .hero__meta { gap: 12px 18px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
  .demo-form-wrap { padding: 24px 20px; }
  .mock__main { grid-template-columns: 1fr; }
  .radar { max-width: 160px; margin-inline: auto; }
}

/* reduced motion */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .radar__sweep { display: none; }
}