/* ============================================================
   Skynappse — main stylesheet
   Converted from the Claude Design project "Landing page dla Skynappse"
   ============================================================ */

:root {
  /* brand gradient endpoints */
  --c1: oklch(0.72 0.14 230);
  --c2: oklch(0.62 0.22 300);
  /* gradient endpoints for light sections */
  --c1l: oklch(0.62 0.16 230);
  --c2l: oklch(0.55 0.22 300);
  /* gradient endpoints for headline text on dark */
  --c1t: oklch(0.78 0.13 220);
  --c2t: oklch(0.68 0.22 305);
  --cyan: oklch(0.78 0.13 220);
  --green: oklch(0.75 0.16 160);
  --badge: oklch(0.78 0.14 305);
  --bg-dark: #0A0D18;
  --bg-darker: #070912;
  --bg-light: #F5F6FB;
  --ink: #14172A;
  --grad: linear-gradient(100deg, var(--c1), var(--c2));
  --grad-line: linear-gradient(90deg, var(--c1), var(--c2));
  --grad-light: linear-gradient(100deg, var(--c1l), var(--c2l));
  --grad-light-line: linear-gradient(90deg, var(--c1l), var(--c2l));
  --grad-text: linear-gradient(100deg, var(--c1t), var(--c2t));
  --font-display: 'Unbounded', sans-serif;
  --font-body: 'Sora', sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scrollbar-gutter: stable;
  scrollbar-color: #262b45 var(--bg-dark);
}

/* branded scrollbar (WebKit) */
::-webkit-scrollbar { width: 12px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb {
  background: #262b45;
  border-radius: 6px;
  border: 3px solid var(--bg-dark);
}
::-webkit-scrollbar-thumb:hover { background: #343b5e; }

body {
  margin: 0;
  background: var(--bg-dark);
  color: #EDEFF7;
  font-family: var(--font-body);
  min-width: 320px;
  -webkit-font-smoothing: antialiased;
}

::selection { background: rgba(103, 80, 255, 0.45); color: #fff; }

img { max-width: 100%; height: auto; }
/* <picture> should be layout-transparent so wrapped imgs behave as direct flex children */
picture { display: contents; }

section, header { scroll-margin-top: 100px; }

/* ---------- keyframes ---------- */
@keyframes skyFloat {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-16px); }
}
@keyframes skyPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 0.9; }
}
@keyframes skyMarquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@keyframes skyRise {
  from { opacity: 0; transform: translateY(26px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes skyScrollDot {
  0%, 100% { transform: translateY(0); opacity: 1; }
  55% { transform: translateY(12px); opacity: 0.15; }
  70% { transform: translateY(0); opacity: 0; }
  82% { opacity: 1; }
}

/* ---------- reading progress bar ---------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--grad-line);
  transform: scaleX(0);
  transform-origin: left center;
  z-index: 110;
  pointer-events: none;
}

/* ---------- keyboard focus & skip link ---------- */
:focus-visible {
  outline: 2px solid var(--c1);
  outline-offset: 3px;
  border-radius: 4px;
}
.skip-link {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: 300;
  padding: 12px 22px;
  border-radius: 12px;
  background: var(--bg-dark);
  border: 1px solid var(--c1);
  color: #fff;
  font-size: 14px;
  text-decoration: none;
  transition: top 0.2s ease;
}
.skip-link:focus { top: 12px; }

/* ---------- reveal on scroll ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s cubic-bezier(0.2, 0.6, 0.2, 1), transform 0.7s cubic-bezier(0.2, 0.6, 0.2, 1);
}
[data-reveal].sky-in { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
  .hero__copy > *, .hero__visual { opacity: 1 !important; }
}

/* ---------- shared background patterns ---------- */
.carbon {
  background-color: var(--bg-dark);
  background-image:
    linear-gradient(27deg, #131628 5px, transparent 5px),
    linear-gradient(207deg, #131628 5px, transparent 5px),
    linear-gradient(90deg, #10131f 10px, transparent 10px);
  background-size: 20px 20px;
}
.carbon--full {
  background-image:
    linear-gradient(27deg, #131628 5px, transparent 5px),
    linear-gradient(207deg, #131628 5px, transparent 5px),
    linear-gradient(27deg, #0e1120 5px, transparent 5px),
    linear-gradient(207deg, #0e1120 5px, transparent 5px),
    linear-gradient(90deg, #10131f 10px, transparent 10px),
    linear-gradient(#0d101c 25%, var(--bg-dark) 25%, var(--bg-dark) 50%, transparent 50%, transparent 75%, #0f1220 75%, #0f1220);
  background-position: 0 5px, 10px 0, 0 10px, 10px 5px, 0 0, 0 0;
}
.dotted {
  background-color: var(--bg-light);
  /* subtle grain + dot grid */
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.045'/%3E%3C/svg%3E"),
    radial-gradient(rgba(20, 23, 42, 0.055) 1px, transparent 1px);
  background-size: 160px 160px, 22px 22px;
  color: var(--ink);
}

.carbon-wave {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* cursor-reactive dot grid on light sections (counterpart of the carbon wave) */
.dot-glow {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}
.services, .process, .about, .faq { position: relative; }
.section__inner, .about__grid, .faq__inner {
  position: relative;
  z-index: 1;
}

.glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

/* ---------- typography helpers ---------- */
.kicker {
  display: flex;
  align-items: center;
  gap: 12px;
}
.kicker__line {
  width: 28px;
  height: 1px;
  background: var(--grad-light-line);
}
.kicker__label {
  font-size: 12px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(20, 23, 42, 0.62);
  font-weight: 500;
}
.kicker--dark .kicker__line { background: var(--grad-line); }
.kicker--dark .kicker__label { color: rgba(255, 255, 255, 0.66); }

.grad-text {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.grad-num {
  font-family: var(--font-display);
  font-weight: 400;
  color: transparent;
  background: var(--grad-light);
  -webkit-background-clip: text;
  background-clip: text;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  transition: box-shadow 0.25s ease, transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}
.btn--primary {
  padding: 15px 32px;
  background: var(--grad);
  background-size: 170% 100%;
  background-position: 0% 0;
  color: #fff;
  font-size: 15px;
  border: none;
  box-shadow: 0 8px 32px rgba(103, 80, 255, 0.4);
  transition: box-shadow 0.25s ease, transform 0.25s ease, background-position 0.45s ease;
}
.btn--primary:hover {
  box-shadow: 0 12px 40px rgba(103, 80, 255, 0.6);
  transform: translateY(-2px);
  background-position: 100% 0;
}
.btn--ghost {
  padding: 15px 32px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.85);
  font-size: 15px;
  font-weight: 500;
}
.btn--ghost:hover {
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.05);
}

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 40px;
  background: rgba(10, 13, 24, 0.55);
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: padding 0.3s ease, background 0.3s ease;
}
.nav--scrolled {
  padding-top: 9px;
  padding-bottom: 9px;
  background: rgba(10, 13, 24, 0.8);
}
.nav__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.nav__brand img {
  width: clamp(53px, 4vw, 77px);
  height: auto;
  transition: width 0.3s ease;
}
.nav--scrolled .nav__brand img {
  width: clamp(44px, 2.9vw, 56px);
}
.nav__wordmark b,
.footer__wordmark b {
  font-weight: inherit;
  color: var(--cyan);
}
.nav__wordmark {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(18px, 1.3vw, 23px);
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.96);
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav__links a {
  color: rgba(255, 255, 255, 0.68);
  text-decoration: none;
  font-size: 18px;
  font-weight: 400;
  white-space: nowrap;
  transition: color 0.2s ease;
}
.nav__links a:hover { color: rgba(255, 255, 255, 0.98); }
.nav__links a.is-active { color: rgba(255, 255, 255, 1); }
.nav__right {
  display: flex;
  align-items: center;
  gap: 16px;
}
.lang-switch {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 4px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  font-size: 13px;
}
.lang-switch__current {
  padding: 5px 13px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.95);
  font-weight: 600;
}
.lang-switch a {
  padding: 5px 13px;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  transition: color 0.2s ease;
}
.lang-switch a:hover { color: rgba(255, 255, 255, 0.9); }
.nav__cta {
  padding: 11px 24px;
  border-radius: 999px;
  background: var(--grad);
  background-size: 170% 100%;
  background-position: 0% 0;
  color: #fff;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  box-shadow: 0 4px 20px rgba(103, 80, 255, 0.35);
  transition: box-shadow 0.25s ease, transform 0.25s ease, background-position 0.45s ease;
  white-space: nowrap;
}
.nav__cta:hover {
  box-shadow: 0 6px 28px rgba(103, 80, 255, 0.55);
  transform: translateY(-1px);
  background-position: 100% 0;
}

/* ---------- mobile menu ---------- */
.nav__toggle {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
  flex-shrink: 0;
}
.nav__toggle span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.85);
  transition: transform 0.25s ease, opacity 0.2s ease;
}
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 99;
  display: flex;
  flex-direction: column;
  padding: 108px 28px 40px;
  background: rgba(7, 9, 18, 0.97);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.mobile-menu a {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 21px;
  padding: 16px 4px;
  color: rgba(255, 255, 255, 0.88);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.mobile-menu a:hover { color: #fff; }
.mobile-menu__lang {
  margin-top: auto;
  padding-top: 28px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.mobile-menu__lang a {
  font-family: var(--font-body);
  font-size: 14px;
  padding: 8px 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.7);
}
.mobile-menu__lang .is-current {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-color: transparent;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
}
.hero__glow--cyan {
  top: -180px;
  right: -120px;
  width: 640px;
  height: 640px;
  background: radial-gradient(circle, rgba(53, 190, 240, 0.16), transparent 65%);
}
.hero__glow--violet {
  bottom: -220px;
  left: -140px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(150, 70, 255, 0.14), transparent 65%);
}
.hero__grid {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 160px 40px 100px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: 60px;
  align-items: center;
}
.hero__copy {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(38px, 5vw, 76px);
  line-height: 1.12;
  color: rgba(255, 255, 255, 0.97);
  text-wrap: balance;
}
/* orchestrated page-load reveal */
.hero__copy > * {
  opacity: 0;
  animation: skyRise 0.7s cubic-bezier(0.2, 0.6, 0.2, 1) forwards;
}
.hero__copy > *:nth-child(1) { animation-delay: 0.05s; }
.hero__copy > *:nth-child(2) { animation-delay: 0.15s; }
.hero__copy > *:nth-child(3) { animation-delay: 0.25s; }
.hero__copy > *:nth-child(4) { animation-delay: 0.35s; }
.hero__copy > *:nth-child(5) { animation-delay: 0.45s; }
.hero__visual {
  opacity: 0;
  animation: skyRise 0.9s cubic-bezier(0.2, 0.6, 0.2, 1) 0.3s forwards;
}
.hero__lead {
  margin: 0;
  max-width: 540px;
  font-size: 17px;
  line-height: 1.7;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.68);
}
.hero__actions {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}
.hero__note {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 8px;
}
.hero__note-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}
.hero__note-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  animation: skyPulse 2.4s ease-in-out infinite;
  flex-shrink: 0;
}
.hero__visual {
  display: flex;
  justify-content: center;
}
.hero__visual img {
  width: 100%;
  max-width: 380px;
  filter: drop-shadow(0 20px 60px rgba(103, 80, 255, 0.35));
  animation: skyFloat 7s ease-in-out infinite;
}
.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  z-index: 3;
  width: 26px;
  height: 42px;
  border: 1.5px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
  transition: border-color 0.25s ease;
}
.hero__scroll:hover { border-color: rgba(255, 255, 255, 0.6); }
.hero__scroll-dot {
  width: 4px;
  height: 9px;
  border-radius: 999px;
  background: linear-gradient(var(--c1t), var(--c2t));
  animation: skyScrollDot 2.2s ease-in-out infinite;
}
@media (max-width: 980px) {
  .hero__scroll { display: none; }
}

/* ============================================================
   MARQUEE
   ============================================================ */
.marquee {
  background: var(--bg-darker);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__track {
  display: flex;
  width: max-content;
  animation: skyMarquee 30s linear infinite;
}
.marquee__group {
  display: flex;
  align-items: center;
  gap: 44px;
  padding: 17px 22px;
}
.marquee__item {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.26em;
  color: rgba(255, 255, 255, 0.38);
  white-space: nowrap;
}
.marquee__dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--grad);
  flex-shrink: 0;
}

/* ============================================================
   SECTIONS (shared)
   ============================================================ */
.section__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 56px;
}
.section-head {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.section-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.2;
  color: rgba(20, 23, 42, 0.95);
  text-wrap: balance;
}
.section-head p {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
  font-weight: 300;
  color: rgba(20, 23, 42, 0.62);
}

/* ============================================================
   SERVICES
   ============================================================ */
.services { padding: 110px 40px; }
.services .section-head { max-width: 640px; }
.services .section-head h2 { font-size: clamp(28px, 3.4vw, 42px); line-height: 1.18; }
.services__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 34px 30px;
  background: #FFFFFF;
  border-radius: 22px;
  border: 1px solid rgba(20, 23, 42, 0.06);
  box-shadow: 0 2px 6px rgba(20, 23, 42, 0.04), 0 16px 40px rgba(20, 23, 42, 0.05);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 4px 10px rgba(20, 23, 42, 0.05), 0 28px 60px rgba(20, 23, 42, 0.1);
}
.card__num { font-size: 13px; }
.card__rule {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, rgba(20, 23, 42, 0.1), transparent);
}
.card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  line-height: 1.35;
  color: rgba(20, 23, 42, 0.92);
}
.card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.65;
  font-weight: 300;
  color: rgba(20, 23, 42, 0.65);
}
/* featured (flagship) service card — carbon accent inside the light section */
.card--featured {
  background:
    linear-gradient(27deg, #131628 5px, transparent 5px),
    linear-gradient(207deg, #131628 5px, transparent 5px),
    linear-gradient(150deg, #161a30, var(--bg-dark));
  background-size: 20px 20px, 20px 20px, 100% 100%;
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 12px rgba(20, 23, 42, 0.18), 0 20px 48px rgba(20, 23, 42, 0.22);
}
.card--featured:hover {
  box-shadow: 0 6px 16px rgba(20, 23, 42, 0.2), 0 30px 64px rgba(20, 23, 42, 0.3);
}
.card--featured h3 { color: rgba(255, 255, 255, 0.95); }
.card--featured p { color: rgba(255, 255, 255, 0.72); }
.card--featured .card__rule { background: linear-gradient(90deg, rgba(255, 255, 255, 0.18), transparent); }
.card--featured .card__num { background: var(--grad-text); -webkit-background-clip: text; background-clip: text; }
.card__flag {
  align-self: flex-start;
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
  padding: 4px 11px;
  border-radius: 999px;
  border: 1px solid rgba(53, 190, 240, 0.35);
  background: rgba(53, 190, 240, 0.08);
  color: var(--cyan);
}

/* ============================================================
   PROCESS
   ============================================================ */
.process { padding: 0 40px 110px; }
.process .section-head { max-width: 580px; }
.process .section-head h2 { font-size: clamp(26px, 3vw, 38px); }
.process__track { position: relative; }
.process__line {
  position: absolute;
  top: 8px;
  left: 1%;
  right: 1%;
  height: 2px;
  background: var(--grad-light-line);
  opacity: 0.3;
}
/* the timeline draws itself in when revealed (overrides generic [data-reveal]) */
.process__line[data-reveal] {
  opacity: 0.3;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 1.1s cubic-bezier(0.2, 0.6, 0.2, 1) 0.15s;
}
.process__line[data-reveal].sky-in { transform: scaleX(1); }
.process__grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 28px;
}
.step {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.step__dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--grad-light);
  box-shadow: 0 0 0 6px var(--bg-light);
}
.step__num { font-size: 12px; }
.step h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 15.5px;
  line-height: 1.35;
  color: rgba(20, 23, 42, 0.92);
}
.step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.6;
  font-weight: 300;
  color: rgba(20, 23, 42, 0.66);
}

/* ============================================================
   PRODUCTS (Pstriq)
   ============================================================ */
.products {
  position: relative;
  overflow: hidden;
  padding: 100px 40px;
}
.products__glow {
  top: -160px;
  left: 40%;
  width: 560px;
  height: 560px;
  background: radial-gradient(circle, rgba(150, 70, 255, 0.13), transparent 65%);
}
.products__grid {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 48px;
  align-items: center;
}
.products__copy {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.products__badges {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.badge-soon {
  padding: 5px 14px;
  border-radius: 999px;
  border: 1px solid rgba(150, 70, 255, 0.4);
  background: rgba(150, 70, 255, 0.12);
  color: var(--badge);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.products__copy h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(26px, 3vw, 38px);
  line-height: 1.2;
  color: rgba(255, 255, 255, 0.96);
}
.products__copy > p {
  margin: 0;
  max-width: 620px;
  font-size: 15.5px;
  line-height: 1.7;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.65);
}
.products__link {
  align-self: flex-start;
  color: var(--cyan);
  text-decoration: none;
  font-size: 14.5px;
  font-weight: 500;
  border-bottom: 1px solid rgba(53, 190, 240, 0.4);
  padding-bottom: 2px;
  transition: border-color 0.2s ease;
}
.products__link:hover { border-bottom-color: var(--cyan); }
.products__link .arrow {
  display: inline-block;
  transition: transform 0.25s ease;
}
.products__link:hover .arrow { transform: translateX(5px); }

.phone-wrap { display: flex; justify-content: center; }
.phone {
  width: 280px;
  border-radius: 40px;
  padding: 12px;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
  transition: transform 0.25s ease;
  will-change: transform;
}
.phone__screen {
  border-radius: 30px;
  background: #10131f;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.phone__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.phone__bar-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--grad);
}
.phone__bar-name {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.85);
}
.phone__bar-tag {
  margin-left: auto;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.35);
}
.photo-slot {
  width: 100%;
  height: 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background:
    radial-gradient(circle at 30% 20%, rgba(53, 190, 240, 0.1), transparent 60%),
    radial-gradient(circle at 75% 80%, rgba(150, 70, 255, 0.12), transparent 60%),
    #0c0f1c;
  color: rgba(255, 255, 255, 0.4);
}
.photo-slot__icon {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  border: 1px dashed rgba(255, 255, 255, 0.25);
  color: rgba(255, 255, 255, 0.5);
}
.photo-slot__text {
  font-size: 11.5px;
  letter-spacing: 0.04em;
}
.phone__post {
  padding: 14px 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.phone__post-label {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.phone__post p {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.78);
}
.phone__tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.hashtag {
  font-size: 10.5px;
  color: var(--cyan);
  background: rgba(53, 190, 240, 0.08);
  border: 1px solid rgba(53, 190, 240, 0.2);
  border-radius: 999px;
  padding: 3px 9px;
}

/* ============================================================
   ABOUT
   ============================================================ */
.about { padding: 110px 40px; }
.about__grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 64px;
  align-items: start;
}
.about__copy {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.about__copy h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(28px, 3.4vw, 42px);
  line-height: 1.18;
  color: rgba(20, 23, 42, 0.95);
}
.about__copy p {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  font-weight: 300;
  color: rgba(20, 23, 42, 0.65);
}
.about__cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.info-card {
  padding: 32px 30px;
  background: #FFFFFF;
  border-radius: 22px;
  border: 1px solid rgba(20, 23, 42, 0.06);
  box-shadow: 0 16px 40px rgba(20, 23, 42, 0.05);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.info-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 16px;
  color: rgba(20, 23, 42, 0.92);
}
.info-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.65;
  font-weight: 300;
  color: rgba(20, 23, 42, 0.6);
}

/* ============================================================
   FAQ
   ============================================================ */
.faq { padding: 0 40px 110px; }
.faq__inner {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 40px;
}
.faq__inner .section-head h2 { font-size: clamp(26px, 3vw, 36px); }
.faq__list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid rgba(20, 23, 42, 0.14);
}
.faq-item {
  background: transparent;
  border-bottom: 1px solid rgba(20, 23, 42, 0.14);
  padding: 0 6px;
  overflow: hidden;
  interpolate-size: allow-keywords;
}
/* smooth accordion (Chrome 131+; older browsers open instantly) */
.faq-item::details-content {
  block-size: 0;
  overflow: clip;
  transition: block-size 0.32s cubic-bezier(0.2, 0.6, 0.2, 1), content-visibility 0.32s allow-discrete;
}
.faq-item[open]::details-content { block-size: auto; }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 24px 0;
  cursor: pointer;
  font-size: 15.5px;
  font-weight: 500;
  color: rgba(20, 23, 42, 0.88);
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.sky-faq-plus {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(20, 23, 42, 0.15);
  font-size: 15px;
  font-weight: 300;
  color: rgba(20, 23, 42, 0.55);
  transition: transform 0.25s ease;
}
.faq-item[open] .sky-faq-plus { transform: rotate(45deg); }
.faq-item p {
  margin: 0;
  padding: 0 0 24px;
  font-size: 14.5px;
  line-height: 1.7;
  font-weight: 300;
  color: rgba(20, 23, 42, 0.6);
  max-width: 660px;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  position: relative;
  overflow: hidden;
  padding: 110px 40px;
}
.contact__glow {
  top: -140px;
  right: -100px;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(53, 190, 240, 0.13), transparent 65%);
}
.contact__grid {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 64px;
  align-items: start;
}
.contact__info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.contact__info h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(28px, 3.4vw, 42px);
  line-height: 1.18;
  color: rgba(255, 255, 255, 0.96);
}
.contact__info > p {
  margin: 0;
  max-width: 480px;
  font-size: 15.5px;
  line-height: 1.7;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.65);
}
.contact__channels {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 8px;
}
.channel {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}
.channel__icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.78);
  flex-shrink: 0;
}
.channel__text--strong {
  font-size: 16px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
}
.channel__text {
  font-size: 15px;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.7);
}
.contact__areas {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  max-width: 460px;
  padding-left: 56px;
}
.chip {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.04);
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.65);
}
.chip--dashed {
  border-style: dashed;
  border-color: rgba(255, 255, 255, 0.2);
  background: transparent;
  color: rgba(255, 255, 255, 0.55);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 36px 34px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
}
.field input,
.field textarea {
  padding: 13px 16px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(10, 13, 24, 0.5);
  color: rgba(255, 255, 255, 0.92);
  font-size: 15px;
  font-family: var(--font-body);
  outline: none;
  transition: border-color 0.2s ease;
}
.field textarea { resize: vertical; }
.field input:focus,
.field textarea:focus { border-color: var(--c1); }
input::placeholder,
textarea::placeholder { color: rgba(255, 255, 255, 0.5); }

.contact-form .btn--primary { margin-top: 6px; }
.contact-form .btn--primary[disabled] {
  opacity: 0.6;
  cursor: wait;
  transform: none;
}
.form-note {
  font-size: 12px;
  text-align: center;
  color: rgba(255, 255, 255, 0.55);
}
.form-rodo {
  font-size: 11px;
  line-height: 1.55;
  text-align: center;
  color: rgba(255, 255, 255, 0.55);
}
.form-rodo a {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: underline;
}
.form-rodo a:hover { color: #fff; }
.form-status {
  margin: 0;
  font-size: 13.5px;
  text-align: center;
  line-height: 1.5;
}
.form-status--ok { color: var(--green); }
.form-status--error { color: #ff8896; }
.form-status a { color: var(--cyan); }
/* honeypot — keep off-screen for humans, visible to bots */
.hp-field {
  position: absolute !important;
  left: -9999px !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg-darker);
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  padding: 60px 40px 36px;
}
.footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 44px;
}
.footer__cols {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}
.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 300px;
}
.footer__brand-row {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer__brand-row img {
  width: 34px;
  height: auto;
  opacity: 0.9;
}
.footer__wordmark {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 15px;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.9);
}
.footer__brand p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.65;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.48);
}
.footer__col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer__col-title {
  font-size: 11.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  font-weight: 500;
}
.footer__col a,
.footer__col span:not(.footer__col-title) {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.62);
  text-decoration: none;
}
.footer__col a:hover { color: rgba(255, 255, 255, 0.95); }
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}
.footer__copyright {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.55);
}
.footer__bottom-links {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.footer__lang {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
}
.footer__lang:hover { color: rgba(255, 255, 255, 0.95); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1080px) {
  .nav__links { display: none; }
  .nav__toggle { display: flex; }
}
@media (max-width: 1000px) {
  .services__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .products__grid { grid-template-columns: 1fr; gap: 40px; }
  .process__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .process__line { display: none; }
}
@media (max-width: 980px) {
  .hero__grid {
    grid-template-columns: 1fr;
    padding: 140px 24px 80px;
    gap: 44px;
  }
  .hero__visual img { max-width: 240px; }
  .about__grid,
  .contact__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}
@media (max-width: 640px) {
  .services__grid,
  .process__grid { grid-template-columns: 1fr; }
  .nav,
  .services,
  .process,
  .products,
  .about,
  .faq,
  .contact {
    padding-left: 20px;
    padding-right: 20px;
  }
}
@media (max-width: 560px) {
  .nav { gap: 12px; }
  .nav__right { gap: 10px; }
  .nav__wordmark { display: none; }
  .nav .lang-switch { display: none; }
  .nav__cta { padding: 10px 16px; font-size: 13px; }
  .contact-form { padding: 28px 22px; }
  .contact__areas { padding-left: 0; }
}