/* ============================================
   Know Right Tech — design system
   ============================================ */
:root {
  --bg:        #070a14;
  --bg-soft:   #0d1120;
  --surface:   rgba(255,255,255,0.03);
  --surface-2: rgba(255,255,255,0.05);
  --border:    rgba(255,255,255,0.08);
  --border-2:  rgba(255,255,255,0.14);
  --text:      #eaf0ff;
  --muted:     #99a3bd;
  --violet:    #8b7bff;
  --cyan:      #22d3ee;
  --grad:      linear-gradient(120deg, #8b7bff 0%, #22d3ee 100%);
  --radius:    18px;
  --maxw:      1160px;
  --ease:      cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, .brand__name { font-family: 'Space Grotesk', 'Inter', sans-serif; letter-spacing: -.02em; line-height: 1.1; }
h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); }
h3 { font-size: 1.25rem; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; }

.grad {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

/* ---------- Ambient background ---------- */
.bg-grid {
  position: fixed; inset: 0; z-index: -2;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
}
.bg-orb {
  position: fixed; z-index: -1; border-radius: 50%;
  filter: blur(90px); opacity: .5; pointer-events: none;
}
.bg-orb--1 { width: 520px; height: 520px; top: -160px; left: -120px; background: radial-gradient(circle, #6d5efc, transparent 70%); }
.bg-orb--2 { width: 480px; height: 480px; top: 20%; right: -160px; background: radial-gradient(circle, #22d3ee, transparent 70%); opacity: .35; }

/* ---------- Layout ---------- */
.section { max-width: var(--maxw); margin: 0 auto; padding: clamp(4rem, 9vw, 7.5rem) 1.5rem; }
.section__head { max-width: 660px; margin-bottom: 3rem; }
.section__lead { color: var(--muted); font-size: 1.05rem; margin-top: .75rem; }
.eyebrow {
  display: inline-block; font-size: .78rem; font-weight: 600; letter-spacing: .14em;
  text-transform: uppercase; color: var(--cyan); margin-bottom: .9rem;
}

/* ---------- Nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem clamp(1.5rem, 4vw, 3rem);
  transition: background .3s var(--ease), backdrop-filter .3s var(--ease), border-color .3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(7,10,20,.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: .55rem; font-weight: 700; }
.brand__name { font-size: 1.15rem; white-space: nowrap; }
.brand__name .grad { font: inherit; }
.footer__brand .brand__name { font-size: 1.35rem; }
.brand__mark { display: grid; place-items: center; }
.nav__links { display: flex; align-items: center; gap: 2rem; }
.nav__links a { color: var(--muted); font-size: .95rem; font-weight: 500; transition: color .2s; }
.nav__links a:hover { color: var(--text); }
/* `.nav__links a` (0,1,1) outranks `.btn` (0,1,0), which would otherwise leave
   the primary CTA rendering muted grey on a light gradient. */
.nav__links a.btn, .nav__links a.btn:hover { color: #08101c; }
.nav__toggle { display: none; background: none; border: 0; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; }
.nav__toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: .3s var(--ease); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem; justify-content: center;
  font-weight: 600; font-size: .95rem; border-radius: 999px; cursor: pointer;
  padding: .7rem 1.3rem; border: 1px solid transparent;
  background: var(--grad); color: #08101c;
  transition: transform .2s var(--ease), box-shadow .3s var(--ease), opacity .2s;
  box-shadow: 0 8px 30px -12px rgba(109,94,252,.7);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 14px 40px -12px rgba(34,211,238,.6); }
.btn--sm { padding: .55rem 1.1rem; font-size: .9rem; }
.btn--lg { padding: .9rem 1.7rem; font-size: 1rem; }
.btn--full { width: 100%; }
.btn--ghost { background: transparent; color: var(--text); border-color: var(--border-2); box-shadow: none; }
.btn--ghost:hover { background: var(--surface-2); box-shadow: none; }

/* ---------- Hero ---------- */
.hero { max-width: var(--maxw); margin: 0 auto; padding: clamp(8rem, 16vw, 11rem) 1.5rem clamp(3rem, 6vw, 5rem); }
.hero__title { font-size: clamp(2.6rem, 7vw, 5rem); font-weight: 700; margin-bottom: 1.4rem; }
.hero__sub { max-width: 620px; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.25rem); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 1rem; margin: 2.2rem 0 2.6rem; }
.hero__trust { display: flex; flex-wrap: wrap; gap: 2.4rem; list-style: none; }
.hero__trust li { color: var(--muted); font-size: .95rem; }
.hero__trust strong { display: block; font-family: 'Space Grotesk'; font-size: 1.7rem; color: var(--text); }

/* ---------- Marquee ---------- */
.marquee { overflow: hidden; border-block: 1px solid var(--border); background: var(--bg-soft); padding: 1.1rem 0; }
.marquee__track {
  display: flex; align-items: center; gap: 2.2rem; width: max-content;
  animation: scroll 32s linear infinite;
  font-family: 'Space Grotesk'; font-weight: 600; color: var(--muted); font-size: 1.05rem;
}
.marquee__track span:not([aria-hidden]) { color: var(--text); }
.marquee__track [aria-hidden] { color: var(--violet); }
@keyframes scroll { to { transform: translateX(-50%); } }

/* ---------- Cards / grids ---------- */
.grid { display: grid; gap: 1.25rem; }
.grid--services { grid-template-columns: repeat(3, 1fr); }
.grid--work { grid-template-columns: repeat(3, 1fr); }

.card {
  position: relative; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.8rem; overflow: hidden;
  transition: transform .3s var(--ease), border-color .3s, background .3s;
}
.card::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: var(--grad); opacity: 0; transition: opacity .3s;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
}
.card:hover { transform: translateY(-6px); background: var(--surface-2); }
.card:hover::before { opacity: .9; }
.card--feature { background: linear-gradient(160deg, rgba(139,123,255,.12), rgba(34,211,238,.05)); }
.card__icon { font-size: 1.8rem; margin-bottom: 1rem; }
.card h3 { margin-bottom: .55rem; }
.card p { color: var(--muted); font-size: .96rem; }
.card__tags { display: flex; flex-wrap: wrap; gap: .45rem; list-style: none; margin-top: 1.1rem; }
.card__tags li { font-size: .78rem; color: var(--text); background: var(--surface-2); border: 1px solid var(--border); padding: .25rem .6rem; border-radius: 999px; }

/* ---------- Stats ---------- */
.stats {
  max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem;
}
.stat { text-align: center; padding: 2rem 1rem; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.stat__num { display: block; font-family: 'Space Grotesk'; font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 700; }
.stat__num { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat__label { color: var(--muted); font-size: .9rem; }

/* ---------- Work ---------- */
.work { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.8rem; transition: transform .3s var(--ease), border-color .3s; }
.work:hover { transform: translateY(-6px); border-color: var(--border-2); }
.work__meta { display: flex; gap: .5rem; margin-bottom: 1.1rem; }
.pill { font-size: .74rem; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; color: var(--cyan); background: rgba(34,211,238,.1); border: 1px solid rgba(34,211,238,.25); padding: .2rem .6rem; border-radius: 999px; }
.work h3 { margin-bottom: .5rem; font-size: 1.15rem; }
.work p { color: var(--muted); font-size: .95rem; }
.work__stat { margin-top: 1.2rem; padding-top: 1.1rem; border-top: 1px solid var(--border); color: var(--muted); font-size: .9rem; }
.work__stat strong { font-family: 'Space Grotesk'; font-size: 1.4rem; color: var(--text); margin-right: .35rem; }

/* ---------- Process ---------- */
.process { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; counter-reset: step; }
.process__step { position: relative; padding: 1.8rem; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.process__num { font-family: 'Space Grotesk'; font-size: 2rem; font-weight: 700; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.process__step h3 { margin: .6rem 0 .5rem; }
.process__step p { color: var(--muted); font-size: .93rem; }

/* ---------- Stack chips ---------- */
.stack { display: flex; flex-wrap: wrap; gap: .7rem; }
.chip { font-family: 'Space Grotesk'; font-weight: 500; font-size: .95rem; color: var(--text); background: var(--surface); border: 1px solid var(--border); padding: .55rem 1.1rem; border-radius: 999px; transition: border-color .2s, transform .2s; }
.chip:hover { border-color: var(--violet); transform: translateY(-2px); }

/* ---------- Quote ---------- */
.quote { max-width: 820px; margin: 0 auto; text-align: center; }
.quote blockquote { font-family: 'Space Grotesk'; font-size: clamp(1.4rem, 3.2vw, 2rem); font-weight: 500; line-height: 1.35; }
.quote figcaption { display: inline-flex; align-items: center; gap: .9rem; margin-top: 1.8rem; text-align: left; color: var(--muted); font-size: .95rem; }
.quote figcaption strong { color: var(--text); }
.quote__avatar { width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; font-family: 'Space Grotesk'; font-weight: 700; color: #08101c; background: var(--grad); }

/* ---------- CTA / form ---------- */
.cta__inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center;
  background: linear-gradient(160deg, rgba(139,123,255,.1), rgba(34,211,238,.04));
  border: 1px solid var(--border); border-radius: 28px; padding: clamp(2rem, 5vw, 3.5rem);
}
.cta__inner p { color: var(--muted); margin-top: .8rem; }
.cta__list { list-style: none; margin-top: 1.5rem; display: grid; gap: .6rem; color: var(--text); }
.form { display: grid; gap: 1rem; }
.field { display: grid; gap: .4rem; }
.field label { font-size: .85rem; color: var(--muted); font-weight: 500; }
.field input, .field select, .field textarea {
  width: 100%; background: var(--bg-soft); border: 1px solid var(--border); color: var(--text);
  border-radius: 12px; padding: .75rem .9rem; font: inherit; font-size: .95rem; transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--violet); box-shadow: 0 0 0 3px rgba(139,123,255,.18); }
.form__note { font-size: .9rem; color: var(--cyan); min-height: 1.2em; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); background: var(--bg-soft); }
.footer__top { max-width: var(--maxw); margin: 0 auto; padding: 3.5rem 1.5rem 2.5rem; display: flex; flex-wrap: wrap; gap: 2.5rem; justify-content: space-between; }
.footer__brand p { color: var(--muted); margin-top: .5rem; font-size: .95rem; }
.footer__cols { display: flex; gap: 3.5rem; flex-wrap: wrap; }
.footer__cols h4 { font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin-bottom: 1rem; }
.footer__cols a { display: block; color: var(--text); font-size: .93rem; margin-bottom: .6rem; opacity: .8; transition: opacity .2s; }
.footer__cols a:hover { opacity: 1; }
.footer__bottom { max-width: var(--maxw); margin: 0 auto; padding: 1.5rem; border-top: 1px solid var(--border); display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; color: var(--muted); font-size: .88rem; }
.footer__legal a { margin-left: 1.2rem; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid--services, .grid--work, .process, .stats { grid-template-columns: repeat(2, 1fr); }
  .cta__inner { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .nav__links { position: fixed; inset: 64px 0 auto 0; flex-direction: column; align-items: flex-start; gap: 0; padding: 1rem 1.5rem 1.5rem; background: rgba(7,10,20,.96); backdrop-filter: blur(14px); border-bottom: 1px solid var(--border); transform: translateY(-120%); transition: transform .35s var(--ease); }
  .nav__links.open { transform: none; }
  .nav__links a { width: 100%; padding: .9rem 0; }
  .nav__links .btn { margin-top: .5rem; }
  .nav__toggle { display: flex; }
  .brand__name { font-size: 1.05rem; }
  .grid--services, .grid--work, .process, .stats { grid-template-columns: 1fr; }
  .hero__trust { gap: 1.6rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
}