/* S3 Studio - v6 */

:root {
  --bg: #050608;
  --bg-2: #090b0e;
  --panel: rgba(255,255,255,.045);
  --panel-2: rgba(255,255,255,.032);
  --line: rgba(255,255,255,.10);
  --line-soft: rgba(255,255,255,.07);
  --text: #f7f2e9;
  --muted: rgba(247,242,233,.72);
  --muted-2: rgba(247,242,233,.5);
  --red: #e21d1d;
  --green: #53d788;
  --yellow: #f0b940;
  --blue: #769dff;
  --container: 1500px;
  --header: 84px;
  --font-ui: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Outfit", "Inter", system-ui, sans-serif;
  --shadow: 0 34px 90px rgba(0,0,0,.58);
  --ease: cubic-bezier(.2,.8,.2,1);
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; background: var(--bg); }

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at 80% 16%, rgba(255,255,255,.055), transparent 22rem),
    radial-gradient(circle at 88% 30%, rgba(226,29,29,.08), transparent 25rem),
    linear-gradient(180deg, #2a3243 0%, #07090c 50%, #2c323f 100%);
  font-family: var(--font-ui);
  line-height: 1.55;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(rgba(255,255,255,.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.013) 1px, transparent 1px);
  background-size: 86px 86px;
  mask-image: linear-gradient(to bottom, transparent, #000 16%, #000 80%, transparent);
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }

.container { width: min(var(--container), calc(100% - 72px)); margin-inline: auto; }

.skip-link {
  position: fixed;
  top: 14px;
  left: 14px;
  z-index: 999;
  padding: 10px 14px;
  color: #fff;
  background: var(--red);
  border-radius: 8px;
  transform: translateY(-140%);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header);
  border-bottom: 1px solid var(--line-soft);
  backdrop-filter: blur(18px);
}

.header-inner {
  height: 100%;
  display: grid;
  grid-template-columns: 170px 1fr auto;
  align-items: center;
  gap: 28px;
}

.brand img { width: 100px; height: auto; }

.site-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(28px, 4vw, 48px);
}

.site-nav a {
  position: relative;
  color: rgba(247,242,233,.82);
  font-size: .95rem;
  font-weight: 600;
}
.site-nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%; bottom: -14px;
  height: 2px;
  background: var(--red);
  transition: right .24s var(--ease);
}
.site-nav a:hover,
.site-nav a.active { color: var(--text); }
.site-nav a:hover::after,
.site-nav a.active::after { right: 0; }

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  padding: 0 20px;
  background: rgba(255,255,255,.035);
  border: 1px solid var(--line);
  border-radius: 10px;
  font-weight: 600;
}
.header-cta span {
  width: 7px; height: 7px; background: var(--red); border-radius: 999px;
  box-shadow: 0 0 18px rgba(226,29,29,.8);
}
.nav-toggle { display: none; }

/* Hero */
.hero {
  padding: 62px 0 66px;
  border-bottom: 1px solid var(--line-soft);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(400px, .84fr) minmax(720px, 1.16fr);
  align-items: center;
  gap: clamp(44px, 6vw, 86px);
}

.eyebrow,
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 22px;
  color: rgba(247,242,233,.66);
  font-size: .74rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.eyebrow span { width: 30px; height: 2px; background: var(--red); }

.hero h1 {
  max-width: 620px;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(3.15rem, 4.65vw, 5.25rem);
  line-height: .96;
  letter-spacing: -.062em;
  font-weight: 600;
}
.hero h1 span { color: var(--red); }

.hero-text {
  max-width: 540px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.15vw, 1.1rem);
}
.hero-actions {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 8px;
  font-weight: 800;
  line-height: 1;
}
.button img { width: 18px; height: 18px; }
.button-red {
  color: #fff;
  background: linear-gradient(135deg, #ff2b2b, #bf1111);
  box-shadow: 0 20px 50px rgba(226,29,29,.22);
}
.button-link {
  position: relative;
  min-height: auto;
  padding: 0 0 8px;
  color: rgba(247,242,233,.84);
  border-radius: 0;
  background: transparent;
}
.button-link::after,
.contact-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0; width: 100%; height: 1px;
  background: var(--red);
}

.hero-scene {
  position: relative;
  min-height: 650px;
  perspective: 1500px;
  transform-style: preserve-3d;
}

.scene-glow {
  position: absolute;
  right: 10%;
  top: 7%;
  width: 390px;
  height: 390px;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(255,255,255,.08), rgba(226,29,29,.075) 38%, transparent 72%);
  filter: blur(18px);
}

.hero-visual {
  position: absolute;
  transform-style: preserve-3d;
  transition: transform .18s var(--ease);
  will-change: transform;
}
.hero-visual img {
  width: 100%;
  height: auto;
  display: block;
}

.hero-visual-desktop {
  z-index: 2;
  right: 0;
  top: 18px;
  width: min(900px, 100%);
  filter: drop-shadow(0 34px 90px rgba(0,0,0,.45));
  transform: rotateY(-7deg) rotateX(3deg) translate3d(0,0,0);
}

.hero-visual-phone {
  z-index: 6;
  right: 10px;
  top: 300px;
  width: 220px;
  filter: drop-shadow(0 34px 72px rgba(0,0,0,.5));
  transform: rotateZ(6deg) translate3d(0,0,70px);
}

/* sections */
.section-space {
  padding: 58px 0;
  border-bottom: 1px solid var(--line-soft);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
}
.service {
  position: relative;
  min-height: 215px;
  padding: 0 28px 44px;
  border-right: 1px solid var(--line);
}
.service:first-child { padding-left: 0; }
.service:last-child { padding-right: 0; border-right: 0; }
.service-icon,
.step-icon {
  width: 36px;
  height: 36px;
  margin-bottom: 18px;
  opacity: .98;
  filter: drop-shadow(0 0 10px rgba(255,255,255,.11));
}
.service h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 1.24rem;
  letter-spacing: -.025em;
}
.service p { margin: 0; color: var(--muted); font-size: .93rem; }
.service a {
  position: absolute; left: 28px; bottom: 0;
  color: var(--red); font-size: 1.4rem; font-weight: 800;
}
.service:first-child a { left: 0; }

.method-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 54px;
  align-items: start;
}
.section-label { color: var(--red); margin-bottom: 14px; }
.method-copy h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.35rem, 2.8vw, 3.4rem);
  line-height: .98;
  letter-spacing: -.05em;
}
.method-copy p:not(.section-label) { margin: 18px 0 0; color: var(--muted); }
.steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  list-style: none; margin: 0; padding: 0;
}
.steps::before {
  content: "";
  position: absolute;
  top: 18px; left: 18px; right: 18px;
  height: 1px; background: linear-gradient(90deg, transparent, rgba(255,255,255,.25), transparent);
}
.steps li { position: relative; z-index: 1; }
.steps strong {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-size: 1.04rem;
  letter-spacing: -.02em;
}
.steps p { margin: 0; color: var(--muted); font-size: .86rem; }

.contact-card {
  display: grid;
  grid-template-columns: minmax(250px, .82fr) minmax(320px, 1fr) minmax(320px, .9fr);
  gap: 40px;
  align-items: center;
  padding: 38px 42px;
  background: rgba(255,255,255,.025);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.contact-title p {
  margin: 0 0 10px;
  color: var(--red);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.contact-title h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.7rem, 3.5vw, 4.1rem);
  line-height: .94;
  letter-spacing: -.055em;
}
.contact-title h2 span { color: var(--red); }
.contact-copy p { margin: 0 0 20px; color: var(--muted); }
.contact-link {
  position: relative;
  display: inline-flex;
  gap: 16px;
  padding-bottom: 10px;
  font-size: .92rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.contact-link span { color: var(--red); }
.contact-data {
  display: grid;
  gap: 16px;
  margin: 0;
  font-style: normal;
}
.contact-data a,
.contact-data span {
  display: grid;
  grid-template-columns: 28px 1fr;
  align-items: center;
  gap: 12px;
  color: rgba(247,242,233,.86);
  font-size: .94rem;
}
.contact-data img { width: 26px; height: 26px; }

/* footer */
.site-footer { padding: 24px 0 38px; }
.footer-top, .footer-bottom { display: grid; align-items: center; }
.footer-top {
  grid-template-columns: 140px 1fr auto;
  gap: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line-soft);
}
.footer-brand img { width: 200px; height: auto; }
.footer-nav {
  display: flex;
  justify-content: center;
  gap: 28px;
}
.footer-nav a, .footer-contact a, .footer-bottom p {
  color: var(--muted-2);
  font-size: .86rem;
}
.footer-contact {
  display: flex;
  gap: 20px;
  justify-content: flex-end;
  flex-wrap: wrap;
}
.footer-bottom { padding-top: 16px; }
.footer-bottom p { margin: 0; text-align: center; }

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .72s ease, transform .72s ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); border-radius: 20px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-board, .hero-phone, .floating-code, .floating-note { transition: none; }
}

@media (max-width: 1260px) {
  .hero-grid, .method-grid, .contact-card { grid-template-columns: 1fr; }
  .hero-visual-desktop { transform: none !important; }
  .hero-visual-phone { right: 12px; top: 300px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); gap: 20px 0; }
  .service:nth-child(2n) { border-right: 0; }
  .service:nth-child(odd) { padding-left: 0; }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .steps::before { display: none; }
  .footer-top { grid-template-columns: 1fr; justify-items: center; text-align: center; }
  .footer-contact { justify-content: center; }
}

@media (max-width: 820px) {
  :root { --header: 74px; }
  .container { width: min(100% - 34px, var(--container)); }
  .header-inner { grid-template-columns: 124px 1fr auto; }
  .brand img { width: 110px; }

  .nav-toggle {
    width: 44px; height: 44px;
    display: grid; place-content: center; gap: 5px; justify-self: end;
    background: rgba(255,255,255,.035); border: 1px solid var(--line); border-radius: 10px;
  }
  .nav-toggle span { width: 20px; height: 2px; background: var(--text); }

  .site-nav {
    position: fixed;
    top: calc(var(--header) + 10px);
    left: 17px; right: 17px;
    display: none;
    padding: 22px;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    background: rgba(8,10,13,.97);
    border: 1px solid var(--line);
  }
  .site-nav.is-open { display: flex; }
  .header-cta { display: none; }

  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: clamp(3rem, 12vw, 4.15rem); }
  .hero-scene { min-height: 430px; }
  .hero-visual-desktop {
    position: relative;
    right: auto;
    top: auto;
    width: 100%;
    transform: none !important;
  }
  .hero-visual-phone {
    width: 160px;
    top: auto;
    bottom: -8px;
    right: 8px;
  }

  .services-grid, .steps { grid-template-columns: 1fr; }
  .service, .service:first-child, .service:last-child {
    min-height: auto;
    padding: 0 0 44px;
    border-right: 0;
    border-bottom: 1px solid var(--line-soft);
  }
  .service a, .service:first-child a { left: 0; bottom: 8px; }

  .contact-card { padding: 28px 22px; }
  .footer-nav, .footer-contact { flex-wrap: wrap; justify-content: center; }
}