/* ============================================================
   thisiszhenka — design system
   ============================================================ */
:root {
  --bg: #08090a;
  --surface: #0e1012;
  --surface-2: #14171a;
  --surface-3: #1b1f23;
  --text: #f2f3f4;
  --text-muted: #9aa3ab;
  --text-dim: #5f6870;
  --accent: #c8f542;
  --accent-dim: rgba(200, 245, 66, 0.12);
  --accent-glow: rgba(200, 245, 66, 0.25);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --radius: 18px;
  --radius-sm: 12px;
  --font-display: 'Unbounded', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: inline-block; vertical-align: middle; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; }
em { font-style: normal; }

::selection { background: var(--accent); color: #0a0c05; }

.container { width: 100%; max-width: 1240px; margin-inline: auto; padding-inline: clamp(18px, 4vw, 40px); }
.container--narrow { max-width: 860px; }

.skip-link {
  position: fixed; top: -60px; left: 16px; z-index: 200;
  background: var(--accent); color: #0a0c05; padding: 10px 18px;
  border-radius: 8px; font-weight: 600; transition: top 0.2s;
}
.skip-link:focus { top: 12px; }

/* --- noise overlay --- */
.noise {
  position: fixed; inset: -50%; z-index: 90; pointer-events: none; opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* --- custom cursor --- */
.cursor { display: none; }
@media (hover: hover) and (pointer: fine) {
  .cursor { display: block; position: fixed; inset: 0; z-index: 150; pointer-events: none; }
  .cursor__dot, .cursor__ring { position: absolute; top: 0; left: 0; border-radius: 50%; will-change: transform; }
  .cursor__dot { width: 6px; height: 6px; background: var(--accent); margin: -3px; }
  .cursor__ring {
    width: 36px; height: 36px; margin: -18px;
    border: 1px solid rgba(200,245,66,0.5);
    transition: width 0.25s var(--ease), height 0.25s var(--ease), margin 0.25s var(--ease), opacity 0.25s;
  }
  .cursor.is-hover .cursor__ring { width: 56px; height: 56px; margin: -28px; opacity: 0.9; background: rgba(200,245,66,0.06); }
}

/* --- scroll progress --- */
.scroll-progress { position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 120; }
.scroll-progress span {
  display: block; height: 100%; width: 100%;
  background: linear-gradient(90deg, var(--accent), #7ee8fa);
  transform-origin: 0 50%; transform: scaleX(0);
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--header-h);
  transition: background 0.35s, border-color 0.35s, height 0.35s;
  border-bottom: 1px solid transparent;
}
.header.is-scrolled {
  background: rgba(8, 9, 10, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: var(--border);
  height: 62px;
}
.header__inner { display: flex; align-items: center; gap: 28px; height: 100%; }

.logo {
  font-family: var(--font-display); font-weight: 600; font-size: 17px;
  letter-spacing: -0.02em; display: inline-flex; align-items: center; gap: 10px;
  white-space: nowrap;
}
.logo__mark {
  width: 10px; height: 10px; border-radius: 3px;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
  transform: rotate(45deg);
  transition: transform 0.4s var(--ease);
}
.logo:hover .logo__mark { transform: rotate(225deg); }

.nav { display: flex; gap: 4px; margin-left: auto; }
.nav__link {
  position: relative; padding: 8px 14px; font-size: 14px; font-weight: 500;
  color: var(--text-muted); border-radius: 8px; transition: color 0.25s;
}
.nav__link::after {
  content: ''; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 1px;
  background: var(--accent); transform: scaleX(0); transform-origin: 100% 50%;
  transition: transform 0.35s var(--ease);
}
.nav__link:hover, .nav__link.is-active { color: var(--text); }
.nav__link:hover::after, .nav__link.is-active::after { transform: scaleX(1); transform-origin: 0 50%; }

.header__cta { flex-shrink: 0; }

/* burger */
.burger {
  display: none; position: relative; z-index: 130;
  width: 44px; height: 44px; border-radius: 10px;
  flex-direction: column; align-items: center; justify-content: center; gap: 6px;
}
.burger span {
  display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px;
  transition: transform 0.35s var(--ease), opacity 0.3s;
}
.burger.is-open span:first-child { transform: translateY(4px) rotate(45deg); }
.burger.is-open span:last-child { transform: translateY(-4px) rotate(-45deg); }

/* mobile menu */
.mobile-menu {
  position: fixed; inset: 0; z-index: 110;
  background: rgba(8, 9, 10, 0.97);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  display: flex; flex-direction: column; justify-content: space-between;
  padding: calc(var(--header-h) + 24px) 24px 32px;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity 0.4s var(--ease), visibility 0.4s;
}
.mobile-menu.is-open { opacity: 1; visibility: visible; pointer-events: auto; }
.mobile-menu__nav { display: flex; flex-direction: column; gap: 4px; }
.mobile-menu__link {
  display: flex; align-items: baseline; gap: 16px;
  font-family: var(--font-display); font-size: clamp(26px, 7vw, 38px); font-weight: 500;
  padding: 10px 0; color: var(--text);
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease), color 0.25s;
}
.mobile-menu__link em { font-size: 13px; color: var(--accent); font-family: var(--font-body); }
.mobile-menu__link:active { color: var(--accent); }
.mobile-menu.is-open .mobile-menu__link { opacity: 1; transform: none; }
.mobile-menu.is-open .mobile-menu__link:nth-child(1) { transition-delay: 0.05s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(2) { transition-delay: 0.1s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(3) { transition-delay: 0.15s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(4) { transition-delay: 0.2s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(5) { transition-delay: 0.25s; }
.mobile-menu__footer { display: flex; flex-direction: column; gap: 20px; }
.mobile-menu__contacts { display: flex; flex-wrap: wrap; gap: 18px; font-size: 14px; color: var(--text-muted); }
.mobile-menu__contacts a:active { color: var(--accent); }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 28px; border-radius: 100px;
  font-weight: 600; font-size: 15px; line-height: 1; white-space: nowrap;
  transition: transform 0.3s var(--ease), box-shadow 0.3s, background 0.3s, color 0.3s, border-color 0.3s;
  will-change: transform;
}
.btn--sm { padding: 11px 20px; font-size: 13.5px; }
.btn--lg { padding: 17px 34px; font-size: 16px; }
.btn--block { width: 100%; }

.btn--accent { background: var(--accent); color: #0a0c05; }
.btn--accent:hover { box-shadow: 0 8px 32px var(--accent-glow); transform: translateY(-2px); }
.btn--accent svg { transition: transform 0.3s var(--ease); }
.btn--accent:hover svg { transform: translateX(4px); }

.btn--ghost { border: 1px solid var(--border-strong); color: var(--text); background: transparent; }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }

.btn--tg { background: #2aabee; color: #fff; }
.btn--tg:hover { box-shadow: 0 8px 32px rgba(42,171,238,0.35); transform: translateY(-2px); }
.btn--wa { background: #25d366; color: #06230f; }
.btn--wa:hover { box-shadow: 0 8px 32px rgba(37,211,102,0.3); transform: translateY(-2px); }

.btn:focus-visible, a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 3px;
}

.link-arrow {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--accent); font-weight: 600; font-size: 15px;
}
.link-arrow svg { transition: transform 0.3s var(--ease); }
.link-arrow:hover svg { transform: translateX(5px); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding-top: calc(var(--header-h) + 40px); overflow: hidden;
}
.hero__glow {
  position: absolute; top: -20%; right: -10%;
  width: 60vw; height: 60vw; max-width: 900px; max-height: 900px;
  background: radial-gradient(circle, rgba(200,245,66,0.09) 0%, rgba(126,232,250,0.05) 40%, transparent 70%);
  filter: blur(40px); pointer-events: none;
}
.hero__grid {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.5;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, #000 30%, transparent 75%);
}
.hero__inner {
  position: relative; display: grid; grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(32px, 5vw, 72px); align-items: center; flex: 1; padding-block: 24px;
}
.hero__eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13px; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: 26px;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent-glow); animation: pulse 2.4s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

.hero__title {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(30px, 5.4vw, 66px); line-height: 1.12; letter-spacing: -0.02em;
  margin-bottom: 26px;
}
.hero__title .line { display: block; overflow: hidden; }
.hero__title .line > span { display: inline-block; transform: translateY(110%); animation: lineUp 0.9s var(--ease) forwards; }
.hero__title .line:nth-child(2) > span { animation-delay: 0.12s; }
.hero__title .line:nth-child(3) > span { animation-delay: 0.24s; }
@keyframes lineUp { to { transform: translateY(0); } }
.hero__title-accent {
  background: linear-gradient(92deg, var(--accent) 20%, #7ee8fa 90%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

.hero__sub { max-width: 540px; color: var(--text-muted); font-size: clamp(15px, 1.6vw, 17.5px); margin-bottom: 34px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 46px; }

.hero__stats { display: flex; gap: clamp(24px, 4vw, 56px); flex-wrap: wrap; }
.hero__stats li { display: flex; flex-direction: column; gap: 2px; }
.hero__stats strong { font-family: var(--font-display); font-size: clamp(24px, 3vw, 34px); font-weight: 600; color: var(--accent); }
.hero__stats span { font-size: 13px; color: var(--text-dim); }

/* terminal visual */
.hero__visual { position: relative; }
.terminal {
  position: relative; border-radius: var(--radius);
  background: linear-gradient(160deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border-strong);
  box-shadow: 0 30px 80px rgba(0,0,0,0.55), 0 0 0 1px rgba(200,245,66,0.04);
  overflow: hidden;
}
.terminal__bar {
  display: flex; align-items: center; gap: 7px;
  padding: 13px 16px; border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
}
.terminal__bar i { width: 11px; height: 11px; border-radius: 50%; background: var(--surface-3); }
.terminal__bar i:nth-child(1) { background: #ff5f57; }
.terminal__bar i:nth-child(2) { background: #febc2e; }
.terminal__bar i:nth-child(3) { background: #28c840; }
.terminal__bar b { margin-left: 10px; font-size: 12px; font-weight: 500; color: var(--text-dim); }
.terminal__body {
  padding: 20px 18px 26px; min-height: 270px;
  font-family: 'SF Mono', ui-monospace, 'Cascadia Code', Consolas, monospace;
  font-size: 13px; line-height: 1.75; color: #b8c4ce;
  white-space: pre-wrap; word-break: break-word;
}
.terminal__body .c-green { color: var(--accent); }
.terminal__body .c-blue { color: #7ee8fa; }
.terminal__body .c-dim { color: var(--text-dim); }
.terminal__caret { display: inline-block; width: 8px; height: 15px; background: var(--accent); vertical-align: -2px; animation: caret 1s steps(1) infinite; }
@keyframes caret { 50% { opacity: 0; } }

.chip {
  position: absolute; padding: 12px 18px; border-radius: 14px;
  background: rgba(20, 23, 26, 0.82);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-strong);
  font-size: 13px; color: var(--text-muted);
  box-shadow: 0 16px 48px rgba(0,0,0,0.45);
  animation: floaty 6s ease-in-out infinite;
}
.chip b { color: var(--accent); font-family: var(--font-display); font-weight: 600; margin-right: 6px; }
.chip--a { top: -22px; right: 4%; animation-delay: 0s; }
.chip--b { bottom: 12%; left: -34px; animation-delay: 1.5s; }
.chip--c { bottom: -20px; right: 10%; animation-delay: 3s; }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* marquee */
.hero__marquee { border-block: 1px solid var(--border); padding-block: 16px; margin-top: 24px; }
.marquee { overflow: hidden; }
.marquee__track {
  display: flex; align-items: center; gap: 28px; width: max-content;
  animation: marquee 26s linear infinite;
  font-family: var(--font-display); font-size: 14px; font-weight: 500;
  color: var(--text-dim); text-transform: lowercase;
}
.marquee__track i { color: var(--accent); font-style: normal; font-size: 11px; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ============================================================
   SECTIONS — shared
   ============================================================ */
.section { position: relative; padding-block: clamp(72px, 10vw, 130px); }
.section__head { max-width: 720px; margin-bottom: clamp(40px, 6vw, 64px); }
.section__label {
  font-size: 13px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 16px;
}
.section__title {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(26px, 4.2vw, 46px); line-height: 1.18; letter-spacing: -0.02em;
  margin-bottom: 18px;
}
.section__title em { color: var(--text-dim); }
.section__desc { color: var(--text-muted); font-size: clamp(15px, 1.5vw, 17px); max-width: 600px; }
.section__desc--note { font-size: 13.5px; color: var(--text-dim); }

/* reveal on scroll */
.reveal { opacity: 0; transform: translateY(36px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

/* mid CTA strip */
.mid-cta {
  margin-top: clamp(48px, 6vw, 72px);
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  padding: clamp(24px, 4vw, 36px) clamp(24px, 4vw, 44px);
  border-radius: var(--radius);
  background: linear-gradient(120deg, var(--surface) 0%, var(--surface-2) 100%);
  border: 1px solid var(--border);
  position: relative; overflow: hidden;
}
.mid-cta::before {
  content: ''; position: absolute; top: -60%; left: -10%; width: 45%; height: 220%;
  background: radial-gradient(ellipse, var(--accent-dim), transparent 70%);
  pointer-events: none;
}
.mid-cta p { font-family: var(--font-display); font-size: clamp(17px, 2.4vw, 24px); font-weight: 500; line-height: 1.35; }
.mid-cta p span { color: var(--accent); }

/* ============================================================
   SERVICES
   ============================================================ */
.service-list { border-top: 1px solid var(--border); }
.service { border-bottom: 1px solid var(--border); transition: background 0.3s; }
.service:hover { background: rgba(255,255,255,0.015); }
.service__head {
  display: grid; grid-template-columns: 56px 1fr auto 44px;
  align-items: center; gap: 18px; width: 100%;
  padding: clamp(20px, 3vw, 30px) clamp(4px, 1vw, 12px);
  text-align: left;
}
.service__num { font-family: var(--font-display); font-size: 14px; color: var(--text-dim); transition: color 0.3s; }
.service:hover .service__num, .service.is-open .service__num { color: var(--accent); }
.service__name {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(18px, 2.6vw, 28px); letter-spacing: -0.01em;
  transition: transform 0.4s var(--ease), color 0.3s;
}
.service:hover .service__name { transform: translateX(10px); }
.service.is-open .service__name { color: var(--accent); }
.service__tag { font-size: 13.5px; color: var(--text-dim); text-align: right; }
.service__icon { position: relative; width: 40px; height: 40px; border: 1px solid var(--border-strong); border-radius: 50%; flex-shrink: 0; transition: background 0.3s, border-color 0.3s, transform 0.45s var(--ease); }
.service__icon::before, .service__icon::after {
  content: ''; position: absolute; top: 50%; left: 50%; background: currentColor;
  transition: transform 0.4s var(--ease);
}
.service__icon::before { width: 14px; height: 1.5px; transform: translate(-50%, -50%); }
.service__icon::after { width: 1.5px; height: 14px; transform: translate(-50%, -50%); }
.service:hover .service__icon { border-color: var(--accent); color: var(--accent); }
.service.is-open .service__icon { background: var(--accent); border-color: var(--accent); color: #0a0c05; transform: rotate(135deg); }
.service.is-open .service__icon::after { transform: translate(-50%, -50%) scaleY(0); }

.service__body { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.55s var(--ease); }
.service.is-open .service__body { grid-template-rows: 1fr; }
.service__body-inner { overflow: hidden; padding-inline: clamp(4px, 1vw, 12px); }
.service.is-open .service__body-inner { padding-bottom: clamp(24px, 3vw, 36px); }
.service__body-inner > p { max-width: 640px; color: var(--text-muted); margin-bottom: 20px; }
.service__points {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 10px 24px; margin-bottom: 24px; max-width: 780px;
}
.service__points li { position: relative; padding-left: 22px; font-size: 14.5px; color: var(--text-muted); }
.service__points li::before {
  content: ''; position: absolute; left: 0; top: 9px;
  width: 10px; height: 10px; border-radius: 3px;
  background: var(--accent-dim); border: 1px solid var(--accent);
  transform: rotate(45deg) scale(0.7);
}

/* ============================================================
   WHY ME
   ============================================================ */
.why__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.why-card {
  padding: clamp(24px, 3vw, 34px);
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--surface) 0%, var(--surface-2) 100%);
  border: 1px solid var(--border);
  transition: transform 0.45s var(--ease), border-color 0.3s, box-shadow 0.45s;
}
.why-card:hover {
  transform: translateY(-6px);
  border-color: rgba(200,245,66,0.35);
  box-shadow: 0 24px 56px rgba(0,0,0,0.4), 0 0 0 1px rgba(200,245,66,0.08);
}
.why-card--wide { grid-column: span 2; }
.why-card__icon {
  width: 52px; height: 52px; display: grid; place-items: center;
  border-radius: 14px; background: var(--accent-dim); color: var(--accent);
  margin-bottom: 20px;
}
.why-card h3 { font-family: var(--font-display); font-size: 17px; font-weight: 500; margin-bottom: 10px; }
.why-card p { color: var(--text-muted); font-size: 14.5px; }

/* ============================================================
   PROCESS TIMELINE
   ============================================================ */
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px 24px; position: relative; counter-reset: step; }
.timeline::before {
  content: ''; position: absolute; top: 27px; left: 4%; right: 4%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-strong) 15%, var(--border-strong) 85%, transparent);
}
.timeline__item { position: relative; }
.timeline__num {
  position: relative; z-index: 1;
  display: inline-grid; place-items: center;
  width: 54px; height: 54px; border-radius: 50%;
  background: var(--surface-2); border: 1px solid var(--border-strong);
  font-family: var(--font-display); font-size: 14px; font-weight: 600; color: var(--accent);
  margin-bottom: 18px;
  transition: background 0.3s, border-color 0.3s, box-shadow 0.3s, transform 0.4s var(--ease);
}
.timeline__item:hover .timeline__num {
  background: var(--accent); color: #0a0c05; border-color: var(--accent);
  box-shadow: 0 0 28px var(--accent-glow); transform: scale(1.08);
}
.timeline__item h3 { font-family: var(--font-display); font-size: 16px; font-weight: 500; margin-bottom: 8px; }
.timeline__item p { font-size: 14px; color: var(--text-muted); }

/* ============================================================
   SOLUTIONS
   ============================================================ */
.solutions__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.solution {
  position: relative; overflow: hidden;
  padding: clamp(26px, 3.4vw, 40px);
  border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--border);
  transition: transform 0.45s var(--ease), border-color 0.3s;
}
.solution::after {
  content: ''; position: absolute; inset: 0; opacity: 0; pointer-events: none;
  background: radial-gradient(600px circle at var(--mx, 50%) var(--my, 50%), rgba(200,245,66,0.07), transparent 45%);
  transition: opacity 0.35s;
}
.solution:hover::after { opacity: 1; }
.solution:hover { transform: translateY(-5px); border-color: var(--border-strong); }
.solution__for { font-size: 12.5px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
.solution h3 { font-family: var(--font-display); font-size: clamp(18px, 2.2vw, 23px); font-weight: 500; margin-bottom: 12px; }
.solution p { color: var(--text-muted); font-size: 15px; margin-bottom: 20px; }
.solution__meta { font-size: 13px; color: var(--text-dim); font-family: var(--font-display); }

/* ============================================================
   REVIEWS
   ============================================================ */
.reviews__viewport { overflow-x: auto; overscroll-behavior-x: contain; scrollbar-width: none; -webkit-overflow-scrolling: touch; scroll-snap-type: x mandatory; }
.reviews__viewport::-webkit-scrollbar { display: none; }
.reviews__track { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.review {
  scroll-snap-align: start;
  display: flex; flex-direction: column; justify-content: space-between; gap: 22px;
  padding: clamp(24px, 3vw, 32px);
  border-radius: var(--radius);
  background: linear-gradient(165deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border);
  transition: border-color 0.3s, transform 0.4s var(--ease);
}
.review:hover { border-color: rgba(200,245,66,0.3); transform: translateY(-4px); }
.review blockquote { font-size: 14.5px; color: var(--text-muted); line-height: 1.7; }
.review figcaption { display: flex; flex-direction: column; gap: 2px; padding-top: 18px; border-top: 1px solid var(--border); }
.review figcaption b { font-size: 15px; }
.review figcaption span { font-size: 13px; color: var(--text-dim); }

/* ============================================================
   ARTICLES
   ============================================================ */
.articles__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.article-card {
  display: flex; flex-direction: column; gap: 14px;
  padding: clamp(24px, 3vw, 32px);
  border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--border);
  transition: transform 0.45s var(--ease), border-color 0.3s, box-shadow 0.45s;
}
.article-card:hover {
  transform: translateY(-6px); border-color: rgba(200,245,66,0.35);
  box-shadow: 0 24px 56px rgba(0,0,0,0.4);
}
.article-card__meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.article-card time { font-size: 12.5px; color: var(--text-dim); }
.badge {
  font-size: 11.5px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent); background: var(--accent-dim);
  padding: 5px 12px; border-radius: 100px;
}
.article-card h3 { font-family: var(--font-display); font-size: 18px; font-weight: 500; line-height: 1.4; }
.article-card p { color: var(--text-muted); font-size: 14px; flex: 1; }

/* ============================================================
   FAQ
   ============================================================ */
.faq__list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  border-radius: var(--radius-sm);
  background: var(--surface); border: 1px solid var(--border);
  transition: border-color 0.3s;
}
.faq-item[open], .faq-item:hover { border-color: var(--border-strong); }
.faq-item summary {
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  padding: 20px 24px; cursor: pointer; list-style: none;
  font-weight: 600; font-size: clamp(15px, 1.6vw, 16.5px);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item__icon { position: relative; width: 30px; height: 30px; flex-shrink: 0; border-radius: 50%; border: 1px solid var(--border-strong); transition: transform 0.4s var(--ease), background 0.3s, border-color 0.3s; }
.faq-item__icon::before, .faq-item__icon::after { content: ''; position: absolute; top: 50%; left: 50%; background: var(--text); transition: transform 0.35s var(--ease), background 0.3s; }
.faq-item__icon::before { width: 11px; height: 1.5px; transform: translate(-50%, -50%); }
.faq-item__icon::after { width: 1.5px; height: 11px; transform: translate(-50%, -50%); }
.faq-item[open] .faq-item__icon { transform: rotate(45deg); background: var(--accent); border-color: var(--accent); }
.faq-item[open] .faq-item__icon::before, .faq-item[open] .faq-item__icon::after { background: #0a0c05; }
.faq-item__body { padding: 0 24px; overflow: hidden; }
.faq-item__body p { color: var(--text-muted); font-size: 15px; padding-bottom: 22px; max-width: 680px; }

/* ============================================================
   FINAL CTA + FORM
   ============================================================ */
.cta { overflow: hidden; }
.cta__glow {
  position: absolute; bottom: -30%; left: 50%; transform: translateX(-50%);
  width: 90vw; height: 60vw; max-width: 1100px; max-height: 700px;
  background: radial-gradient(ellipse, rgba(200,245,66,0.08), transparent 65%);
  pointer-events: none;
}
.cta__head { text-align: center; max-width: 760px; margin-inline: auto; margin-bottom: clamp(40px, 6vw, 64px); position: relative; }
.cta__title {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(30px, 5.4vw, 60px); line-height: 1.12; letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.cta__title em {
  background: linear-gradient(92deg, var(--accent) 20%, #7ee8fa 90%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.cta__sub { color: var(--text-muted); font-size: clamp(15px, 1.7vw, 18px); max-width: 540px; margin-inline: auto; margin-bottom: 32px; }
.cta__buttons { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; }

.form {
  position: relative; max-width: 720px; margin-inline: auto;
  padding: clamp(26px, 4vw, 44px);
  border-radius: calc(var(--radius) + 6px);
  background: rgba(20, 23, 26, 0.6);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-strong);
  display: flex; flex-direction: column; gap: 20px;
}
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { position: relative; }
.field input, .field select, .field textarea {
  width: 100%; padding: 24px 18px 10px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text);
  font: inherit; font-size: 15px;
  transition: border-color 0.25s, box-shadow 0.25s;
  appearance: none; -webkit-appearance: none;
}
.field textarea { resize: vertical; min-height: 110px; }
.field select { cursor: pointer; }
.field label {
  position: absolute; left: 18px; top: 17px;
  font-size: 15px; color: var(--text-dim); pointer-events: none;
  transition: transform 0.25s var(--ease), font-size 0.25s, color 0.25s, top 0.25s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(200,245,66,0.12);
}
.field input:focus ~ label, .field input:not(:placeholder-shown) ~ label,
.field textarea:focus ~ label, .field textarea:not(:placeholder-shown) ~ label,
.field select:focus ~ label, .field select:valid ~ label, .field select.has-value ~ label {
  top: 8px; font-size: 11.5px; color: var(--accent); letter-spacing: 0.04em;
}
.field.is-invalid input, .field.is-invalid select { border-color: #ff5f57; }
.form__error { color: #ff8a84; font-size: 14px; }
.form__note { text-align: center; font-size: 13px; color: var(--text-dim); }
.form__success { text-align: center; padding-block: 16px; color: var(--text); }
.form__success svg { color: var(--accent); margin-bottom: 14px; }
.form__success h3 { font-family: var(--font-display); font-size: 20px; margin-bottom: 10px; }
.form__success p { color: var(--text-muted); font-size: 15px; }
.form__success a { color: var(--accent); text-decoration: underline; }
.form.is-sent > *:not(.form__success) { display: none; }
.form.is-sent .form__success { display: block; }

/* ============================================================
   CONTACTS
   ============================================================ */
.contacts__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.contact-card {
  display: flex; flex-direction: column; gap: 8px;
  padding: clamp(26px, 3.4vw, 38px);
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border);
  transition: transform 0.45s var(--ease), border-color 0.3s, box-shadow 0.45s;
}
.contact-card:hover {
  transform: translateY(-6px); border-color: rgba(200,245,66,0.4);
  box-shadow: 0 24px 56px rgba(0,0,0,0.45);
}
.contact-card__label { font-size: 12px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); }
.contact-card__value { font-family: var(--font-display); font-size: clamp(15px, 1.7vw, 18px); font-weight: 500; word-break: break-word; }
.contact-card__hint { font-size: 13.5px; color: var(--text-dim); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { border-top: 1px solid var(--border); padding-block: clamp(40px, 6vw, 64px) 28px; }
.footer__top {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr;
  gap: 36px; margin-bottom: 44px;
}
.footer__brand p { color: var(--text-dim); font-size: 14px; margin-top: 14px; max-width: 280px; }
.footer__nav, .footer__contacts { display: flex; flex-direction: column; gap: 12px; }
.footer__nav a, .footer__contacts a { color: var(--text-muted); font-size: 14.5px; width: fit-content; transition: color 0.25s; }
.footer__nav a:hover, .footer__contacts a:hover { color: var(--accent); }
.footer__bottom {
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  padding-top: 24px; border-top: 1px solid var(--border);
  font-size: 13px; color: var(--text-dim);
}
.footer__up { color: var(--text-muted); transition: color 0.25s; }
.footer__up:hover { color: var(--accent); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { max-width: 620px; margin-top: 12px; }
  .chip--b { left: -8px; }
  .why__grid { grid-template-columns: repeat(2, 1fr); }
  .why-card--wide { grid-column: span 2; }
  .timeline { grid-template-columns: repeat(2, 1fr); }
  .timeline::before { display: none; }
  .articles__grid { grid-template-columns: repeat(2, 1fr); }
  .articles__grid .article-card:last-child { grid-column: span 2; }
  .reviews__track { grid-template-columns: repeat(6, minmax(310px, 1fr)); }
}

@media (max-width: 820px) {
  .nav, .header__cta { display: none; }
  .burger { display: flex; }
  .service__head { grid-template-columns: 40px 1fr 40px; }
  .service__tag { display: none; }
  .service__icon { width: 36px; height: 36px; }
  .solutions__grid { grid-template-columns: 1fr; }
  .contacts__grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; gap: 28px; }
  .form__row { grid-template-columns: 1fr; }
  .mid-cta { flex-direction: column; align-items: flex-start; }
  .mid-cta .btn { width: 100%; }
}

@media (max-width: 640px) {
  .why__grid { grid-template-columns: 1fr; }
  .why-card--wide { grid-column: auto; }
  .timeline { grid-template-columns: 1fr; gap: 28px; }
  .timeline__item { display: grid; grid-template-columns: 54px 1fr; gap: 18px; align-items: start; }
  .timeline__num { margin-bottom: 0; }
  .articles__grid { grid-template-columns: 1fr; }
  .articles__grid .article-card:last-child { grid-column: auto; }
  .reviews__track { grid-template-columns: repeat(6, 85vw); }
  .hero__actions .btn { width: 100%; }
  .cta__buttons { flex-direction: column; }
  .cta__buttons .btn { width: 100%; }
  .chip { display: none; }
  .terminal__body { min-height: 220px; font-size: 12px; }
  .hero { padding-top: calc(var(--header-h) + 16px); }
  .hero__stats { gap: 20px; }
}

@media (max-width: 374px) {
  .container { padding-inline: 14px; }
  .hero__title { font-size: 27px; }
  .btn--lg { padding: 15px 24px; font-size: 15px; }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .hero__title .line > span { transform: none; animation: none; }
  .marquee__track { animation: none; }
  .chip { animation: none; }
  .cursor { display: none !important; }
}

/* Language control uses the existing type, colors and focus treatment. */
.language-switch { display: flex; align-items: center; gap: 6px; flex-shrink: 0; font-size: 12px; font-weight: 600; }
.language-switch a { padding: 10px 2px; color: var(--text-muted); transition: color .25s; }
.language-switch a:hover, .language-switch a[aria-current="page"] { color: var(--accent); }
.language-switch span { color: var(--text-dim); }
@media (min-width: 821px) and (max-width: 1100px) {
  .header__inner { gap: 12px; }
  .header__cta { display: none; }
}
@media (max-width: 820px) {
  .header__inner { gap: 12px; }
  .language-switch { margin-left: auto; }
  .burger { margin-left: 0; flex-shrink: 0; }
}
@media (max-width: 374px) {
  .header__inner { gap: 8px; }
  .language-switch { gap: 4px; }
}