/* ==========================================================================
   Calculator For Your Website — калькуляторы для сайта под ключ
   Дизайн-система «Точность как эстетика» (design.md)
   Тёмная тема, volt-акцент, моноширинные числа. Один файл, без сборщиков.
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root {
  --bg: #0A0D13;
  --bg-2: #0E131C;
  --surface: #121826;
  --surface-2: #1A2233;
  --line: rgba(148, 163, 184, 0.14);
  --line-strong: rgba(148, 163, 184, 0.28);
  --text: #EDF2F7;
  --muted: #93A0B4;
  --faint: #5B6779;
  --volt: #C7F248;
  --volt-dim: rgba(199, 242, 72, 0.12);
  --cyan: #5EEAD4;
  --blue: #6C8CFF;
  --red: #FF6B6B;
  --grad-volt: linear-gradient(135deg, #C7F248 0%, #5EEAD4 100%);
  --glow-volt: 0 0 40px rgba(199, 242, 72, 0.25);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --font-display: "Unbounded", "Arial Black", sans-serif;
  --font-body: "Manrope", "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "Consolas", monospace;
  --radius-btn: 14px;
  --radius-card: 20px;
  --radius-panel: 28px;
  --header-h: 72px;
}

/* ---------- 2. Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  min-width: 320px;
}

img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; }
ul, ol { padding: 0; list-style: none; }
strong { font-weight: 700; }

::selection { background: rgba(199, 242, 72, 0.25); color: var(--text); }

:focus-visible {
  outline: 2px solid var(--volt);
  outline-offset: 2px;
  border-radius: 4px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.container-narrow { max-width: 900px; }
.container-faq { max-width: 800px; }

/* ---------- 3. Typography helpers ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.1;
  letter-spacing: -0.01em;
  font-weight: 600;
  text-wrap: balance;
}
h1 { font-size: clamp(2rem, 5.5vw, 4rem); font-weight: 700; line-height: 1.08; }
h2 { font-size: clamp(1.7rem, 3.8vw, 2.8rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); font-weight: 500; line-height: 1.3; }

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

.kicker {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--volt);
}
.lead {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--muted);
  max-width: 640px;
}
.mono { font-family: var(--font-mono); }
.faint { color: var(--faint); }
.muted { color: var(--muted); }
.tabular { font-variant-numeric: tabular-nums; }

.price,
.price-l,
.price-xl {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  white-space: nowrap;
}
.price-l { font-size: 1.5rem; line-height: 1; }
.price-xl { font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1; letter-spacing: -0.02em; }
.price-caption {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--faint);
  line-height: 1.5;
}

/* ---------- 4. Backgrounds ---------- */
.grid-bg {
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
}
.grid-bg-mask {
  -webkit-mask-image: radial-gradient(ellipse at top, black 25%, transparent 75%);
  mask-image: radial-gradient(ellipse at top, black 25%, transparent 75%);
}
.section { padding: 110px 0; position: relative; }
.section-alt { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-glow { position: relative; }
.section-glow::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(600px at 50% 0%, rgba(199, 242, 72, 0.06), transparent 70%);
  pointer-events: none;
}

/* ---------- 5. Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(10, 13, 19, 0.7);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
  transition: height 0.3s var(--ease), background 0.3s;
}
.site-header.scrolled { height: 60px; background: rgba(10, 13, 19, 0.9); }
.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 28px;
}
.logo { display: inline-flex; align-items: center; flex-shrink: 0; }
.logo svg { height: 40px; width: auto; }

.main-nav {
  display: flex;
  gap: 6px;
  margin: 0 auto;
}
.nav-link {
  position: relative;
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--muted);
  transition: color 0.2s;
  border-radius: 8px;
}
.nav-link:hover { color: var(--text); }
.nav-link.active { color: var(--text); }
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: var(--volt);
}

.header-right { display: flex; align-items: center; gap: 14px; margin-left: auto; }

.currency-switch {
  display: inline-flex;
  padding: 3px;
  gap: 2px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
}
.cur-btn {
  min-width: 40px;
  padding: 7px 10px;
  border-radius: 9px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--muted);
  transition: background 0.2s, color 0.2s;
}
.cur-btn:hover { color: var(--text); }
.cur-btn.active {
  background: var(--volt-dim);
  color: var(--volt);
  box-shadow: inset 0 0 0 1px rgba(199, 242, 72, 0.4);
}

.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
}
.burger span {
  display: block;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
  transition: transform 0.3s var(--ease), opacity 0.2s;
}
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(10, 13, 19, 0.97);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 100px 32px 48px;
  transform: translateX(100%);
  transition: transform 0.4s var(--ease);
  visibility: hidden;
}
.mobile-menu.open { transform: translateX(0); visibility: visible; }
.mobile-menu .nav-link {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 6vw, 2rem);
  padding: 12px 0;
  color: var(--text);
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
}
.mobile-menu.open .nav-link { opacity: 1; transform: none; }
.mobile-menu .nav-link.active { color: var(--volt); }
.mobile-menu .nav-link.active::after { display: none; }
.mobile-menu-foot {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
}

.scroll-progress {
  position: absolute;
  left: 0;
  bottom: -1px;
  height: 2px;
  width: 100%;
  background: var(--volt);
  transform-origin: 0 50%;
  transform: scaleX(0);
}

/* ---------- 6. Buttons / badges ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 28px;
  border-radius: var(--radius-btn);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.2;
  transition: transform 0.2s var(--ease), box-shadow 0.3s, background 0.25s, border-color 0.25s, color 0.2s;
  border: 1px solid transparent;
  position: relative;
}
.btn svg { width: 18px; height: 18px; flex-shrink: 0; transition: transform 0.25s var(--ease); }
.btn:hover svg.arrow { transform: translateX(4px); }
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--volt);
  color: #0A0D13;
}
.btn-primary:hover { transform: translateY(-2px) scale(1.02); box-shadow: var(--glow-volt); }

.btn-ghost {
  border-color: var(--line-strong);
  color: var(--text);
  background: transparent;
}
.btn-ghost:hover { background: var(--surface-2); border-color: rgba(199, 242, 72, 0.5); transform: translateY(-2px); }

.btn-telegram {
  border-color: var(--line-strong);
  color: var(--text);
  background: transparent;
}
.btn-telegram:hover { border-color: rgba(94, 234, 212, 0.6); background: rgba(94, 234, 212, 0.08); transform: translateY(-2px); }
.btn-telegram img { width: 20px; height: 20px; filter: brightness(1.15); }

.btn-sm { padding: 11px 20px; font-size: 0.9rem; }
.btn-block { width: 100%; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}
.badge img { width: 14px; height: 14px; }
.badge-volt { border-color: rgba(199, 242, 72, 0.45); color: var(--volt); background: var(--volt-dim); }
.badge-cyan { border-color: rgba(94, 234, 212, 0.4); color: var(--cyan); background: rgba(94, 234, 212, 0.08); }
.badge-red {
  border-color: rgba(255, 107, 107, 0.4);
  color: var(--red);
  background: rgba(255, 107, 107, 0.08);
}
.badge-red s { text-decoration-thickness: 2px; }

/* ---------- 7. Cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 32px;
  transition: transform 0.35s var(--ease), border-color 0.35s, box-shadow 0.35s;
}
.card:hover {
  transform: translateY(-6px);
  border-color: rgba(199, 242, 72, 0.4);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}
.card-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--faint);
  letter-spacing: 0.1em;
}
.card-icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  margin-bottom: 20px;
  transition: transform 0.3s var(--ease);
}
.card:hover .card-icon { transform: rotate(-8deg); }
.card-icon svg { width: 26px; height: 26px; }
.card-icon.volt svg { color: var(--volt); }
.card-icon.cyan svg { color: var(--cyan); }
.card-icon.blue svg { color: var(--blue); }
.card-icon.red svg { color: var(--red); }
.card h3 { margin-bottom: 12px; }
.card p { color: var(--muted); font-size: 0.98rem; }
.card-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }

.check-list li, .x-list li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 0.98rem;
}
.check-list li::before, .x-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--volt-dim) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23C7F248' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center/10px no-repeat;
}
.x-list li::before {
  background-color: rgba(255, 107, 107, 0.1);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23FF6B6B' stroke-width='3' stroke-linecap='round'%3E%3Cpath d='M18 6 6 18M6 6l12 12'/%3E%3C/svg%3E");
  background-size: 9px;
}
.check-list.cyan li::before {
  background-color: rgba(94, 234, 212, 0.1);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235EEAD4' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
}
.check-list.two-col { columns: 2; column-gap: 32px; }

/* ---------- 8. Section heading ---------- */
.section-head { margin-bottom: 56px; }
.section-head .kicker { display: block; margin-bottom: 16px; }
.section-head h2 { margin-bottom: 18px; }
.section-head.center { text-align: center; }
.section-head.center .lead { margin: 0 auto; }

/* ---------- 9. Reveal animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  transition-delay: var(--reveal-delay, 0s);
  will-change: opacity, transform;
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-x-l { transform: translateX(-50px); }
.reveal-x-r { transform: translateX(50px); }
.reveal.visible.reveal-x-l, .reveal.visible.reveal-x-r { transform: none; }
.reveal-scale { transform: translateY(30px) scale(0.96); }
.reveal.visible.reveal-scale { transform: none; }

/* ---------- 10. Hero (home) ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  padding: 160px 0 90px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-bg .grid-bg { position: absolute; inset: 0; }
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(800px at 50% -5%, rgba(199, 242, 72, 0.08), transparent 70%);
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 56px;
  align-items: center;
  width: 100%;
}
.hero h1 { margin: 22px 0 24px; }
.hero .lead { max-width: 560px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 36px; }
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 52px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.hero-stat .stat-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--text);
}
.hero-stat .stat-num.volt { color: var(--volt); }
.hero-stat .stat-cap {
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--faint);
}

/* Hero: живая карточка калькулятора */
.calc-card-wrap { position: relative; display: flex; flex-direction: column; align-items: center; }
.calc-card {
  position: relative;
  width: min(420px, 100%);
  padding: 28px;
  border-radius: var(--radius-panel);
  background: rgba(18, 24, 38, 0.72);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(199, 242, 72, 0.22);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5), 0 0 60px rgba(199, 242, 72, 0.07);
  animation: calc-float 5s ease-in-out infinite;
}
@keyframes calc-float {
  0%, 100% { transform: translateY(-6px); }
  50% { transform: translateY(8px); }
}
.calc-display {
  padding: 20px 22px;
  border-radius: 16px;
  background: var(--bg);
  border: 1px solid var(--line);
  margin-bottom: 20px;
}
.calc-display .calc-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--faint);
  display: flex;
  justify-content: space-between;
}
.calc-display .calc-value {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1;
  color: var(--volt);
  min-height: 1em;
}
.calc-keys {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.calc-key {
  aspect-ratio: 1.35;
  border-radius: 14px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  transition: transform 0.12s, background 0.15s, box-shadow 0.2s;
}
.calc-key:hover { background: var(--volt-dim); }
.calc-key:active, .calc-key.pressed { transform: scale(0.92); background: var(--volt-dim); }
.calc-key.key-eq { background: var(--volt); color: #0A0D13; }
.calc-key.key-eq:hover { box-shadow: var(--glow-volt); }
.calc-orbit {
  position: absolute;
  inset: -52px;
  pointer-events: none;
  animation: orbit-spin 24s linear infinite;
}
.calc-card-wrap:hover .calc-orbit { animation-play-state: paused; }
@keyframes orbit-spin { to { transform: rotate(360deg); } }
.orbit-item {
  position: absolute;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  animation: orbit-spin-rev 24s linear infinite;
}
.calc-card-wrap:hover .orbit-item { animation-play-state: paused; }
@keyframes orbit-spin-rev { to { transform: rotate(-360deg); } }
.orbit-item img { width: 24px; height: 24px; }
.orbit-item:nth-child(1) { top: 0; left: 50%; margin-left: -23px; }
.orbit-item:nth-child(2) { top: 50%; right: 0; margin-top: -23px; }
.orbit-item:nth-child(3) { bottom: 0; left: 50%; margin-left: -23px; }
.orbit-item:nth-child(4) { top: 50%; left: 0; margin-top: -23px; }
.calc-caption {
  margin-top: 26px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--faint);
}

/* ---------- 11. Marquee ---------- */
.marquee-section {
  padding: 44px 0;
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.marquee-kicker { text-align: center; margin-bottom: 30px; }
.marquee-row {
  display: flex;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}
.marquee-row + .marquee-row { margin-top: 18px; }
.marquee-track {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: 18px;
  padding-right: 18px;
  animation: marquee-scroll 40s linear infinite;
}
.marquee-row.reverse .marquee-track { animation: marquee-scroll-rev 48s linear infinite; }
.marquee-row:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee-scroll { to { transform: translateX(-50%); } }
@keyframes marquee-scroll-rev { from { transform: translateX(-50%); } to { transform: translateX(0); } }
.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--muted);
  white-space: nowrap;
  transition: border-color 0.25s, color 0.25s;
}
.marquee-item img {
  width: 26px;
  height: 26px;
  transition: filter 0.25s, transform 0.25s;
}
.marquee-item:hover { border-color: rgba(199, 242, 72, 0.45); color: var(--text); }
.marquee-item:hover img {
  filter: drop-shadow(0 0 6px rgba(199, 242, 72, 0.7)) brightness(1.3);
  transform: scale(1.12);
}

/* ---------- 12. Compare (подписка vs разово) ---------- */
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  position: relative;
}
.compare-card { position: relative; }
.compare-card.volt-card { border-color: rgba(199, 242, 72, 0.4); }
.compare-vs {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--bg);
  border: 1px solid var(--volt);
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--volt);
  z-index: 2;
  box-shadow: 0 0 30px rgba(199, 242, 72, 0.2);
}
.compare-total {
  margin-top: 22px;
  padding: 16px 18px;
  border-radius: 14px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.95rem;
}
.compare-total .num { color: var(--red); font-weight: 700; }
.compare-card.volt-card .compare-total .num { color: var(--volt); }
.compare-total .cap { display: block; margin-top: 6px; font-size: 0.72rem; color: var(--faint); }

/* ---------- 13. Demo calculator panel / receipt ---------- */
.demo-panel {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-panel);
  border: 1px solid var(--line);
  background: var(--surface);
}
.demo-panel > .grid-bg { position: absolute; inset: 0; opacity: 0.35; pointer-events: none; }
.demo-panel-inner {
  position: relative;
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 44px;
  padding: 44px;
}
.control-block + .control-block { margin-top: 36px; }
.control-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 18px;
}
.control-label .norm { text-transform: none; letter-spacing: 0.02em; }

/* range slider */
.range-wrap { position: relative; padding-top: 34px; }
.range-bubble {
  position: absolute;
  top: 0;
  transform: translateX(-50%);
  padding: 4px 10px;
  border-radius: 8px;
  background: var(--volt);
  color: #0A0D13;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
  pointer-events: none;
}
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 4px;
  background: var(--surface-2);
  outline-offset: 6px;
  cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--volt);
  border: 3px solid #0A0D13;
  box-shadow: 0 0 0 2px var(--volt), 0 0 16px rgba(199, 242, 72, 0.45);
  transition: transform 0.15s;
}
input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.15); }
input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--volt);
  border: 3px solid #0A0D13;
  box-shadow: 0 0 0 2px var(--volt), 0 0 16px rgba(199, 242, 72, 0.45);
}
input[type="range"]::-moz-range-track { height: 6px; border-radius: 4px; background: var(--surface-2); }
.range-scale {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--faint);
}

/* chips / segmented */
.chip-row { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--muted);
  transition: border-color 0.2s, background 0.2s, color 0.2s, transform 0.15s;
  cursor: pointer;
  user-select: none;
}
.chip:hover { color: var(--text); transform: translateY(-1px); }
.chip .chip-check {
  width: 15px;
  height: 15px;
  display: none;
  color: var(--volt);
}
.chip.on {
  border-color: rgba(199, 242, 72, 0.55);
  background: var(--volt-dim);
  color: var(--volt);
}
.chip.on .chip-check { display: block; }
.chip img { width: 18px; height: 18px; }
.chip .chip-extra { color: var(--volt); opacity: 0.75; font-size: 0.78rem; }

/* toggle switch */
.switch-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  font-weight: 600;
  font-size: 0.95rem;
}
.switch-row .hint { font-family: var(--font-mono); font-size: 0.75rem; color: var(--volt); margin-left: 8px; }
.switch {
  position: relative;
  width: 50px;
  height: 28px;
  flex-shrink: 0;
  border-radius: 999px;
  background: var(--line-strong);
  transition: background 0.2s;
}
.switch::after {
  content: "";
  position: absolute;
  top: 4px;
  left: 4px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #0A0D13;
  border: 2px solid var(--muted);
  transition: transform 0.2s var(--ease), border-color 0.2s;
}
.switch.on { background: var(--volt); }
.switch.on::after { transform: translateX(22px); border-color: #0A0D13; }

/* receipt (чек) */
.receipt {
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  background: var(--bg-2);
  padding: 28px;
}
.receipt.sticky { position: sticky; top: 100px; }
.receipt-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--faint);
}
.receipt-rows { margin-top: 20px; display: flex; flex-direction: column; gap: 10px; font-family: var(--font-mono); font-size: 0.9rem; }
.receipt-row {
  display: flex;
  align-items: baseline;
  gap: 12px;
  animation: row-in 0.35s var(--ease);
}
@keyframes row-in { from { opacity: 0; transform: translateY(8px); } }
.receipt-row .r-label { color: var(--muted); white-space: nowrap; }
.receipt-row .r-dots { flex: 1; border-bottom: 1px dotted var(--line-strong); min-width: 20px; }
.receipt-row .r-value { color: var(--text); font-variant-numeric: tabular-nums; white-space: nowrap; }
.receipt-divider { margin: 20px 0; border-top: 1px solid var(--line-strong); }
.receipt-total {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  font-family: var(--font-mono);
}
.receipt-total .t-label { color: var(--muted); font-size: 0.9rem; }
.receipt-total .t-value {
  color: var(--volt);
  font-weight: 700;
  font-size: clamp(1.9rem, 3.4vw, 2.8rem);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.receipt-local {
  margin-top: 10px;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}
.receipt-note {
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.6;
  color: var(--faint);
}
.receipt-cap-note {
  margin-top: 14px;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--volt-dim);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--volt);
  display: none;
}
.receipt-cap-note.show { display: block; animation: row-in 0.4s var(--ease); }
.receipt .btn { margin-top: 22px; }
.receipt-tg-link {
  display: block;
  margin-top: 14px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
  transition: color 0.2s;
}
.receipt-tg-link:hover { color: var(--cyan); }

/* ---------- 14. Process ---------- */
.process-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 56px;
  align-items: start;
}
.process-sticky { position: sticky; top: 120px; }
.process-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(4.5rem, 9vw, 8rem);
  line-height: 1;
  color: var(--volt);
  font-variant-numeric: tabular-nums;
}
.process-sticky h3 { margin: 18px 0 12px; font-size: 1.4rem; }
.process-sticky p { color: var(--muted); max-width: 400px; }
.process-steps { position: relative; padding-left: 44px; }
.process-line {
  position: absolute;
  left: 11px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--surface-2);
  border-radius: 2px;
  overflow: hidden;
}
.process-line-fill {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--volt);
  transform-origin: top;
  transform: scaleY(0);
  transition: transform 0.15s linear;
}
.process-step { position: relative; padding-bottom: 40px; opacity: 0.4; transition: opacity 0.4s; }
.process-step:last-child { padding-bottom: 0; }
.process-step.active { opacity: 1; }
.process-step::before {
  content: "";
  position: absolute;
  left: -44px;
  top: 6px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg-2);
  border: 2px solid var(--line-strong);
  transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
}
.process-step.active::before {
  border-color: var(--volt);
  background: var(--volt-dim);
  box-shadow: 0 0 16px rgba(199, 242, 72, 0.5);
}
.process-step .step-badge { margin-bottom: 10px; }
.process-step h3 { margin-bottom: 10px; }
.process-step p { color: var(--muted); font-size: 0.98rem; }

/* ---------- 15. Pricing cards ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}
.plan-card { display: flex; flex-direction: column; position: relative; }
.plan-card.featured {
  border-color: rgba(199, 242, 72, 0.5);
  transform: translateY(-12px);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.45), 0 0 50px rgba(199, 242, 72, 0.08);
}
.plan-card.featured:hover { transform: translateY(-18px); }
.plan-flag {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 16px;
  border-radius: 999px;
  background: var(--volt);
  color: #0A0D13;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}
.plan-who { font-size: 0.88rem; color: var(--muted); margin-top: 6px; min-height: 2.6em; }
.plan-price { margin: 20px 0 6px; color: var(--text); }
.plan-price .price { font-size: 2rem; }
.plan-alt { font-family: var(--font-mono); font-size: 0.78rem; color: var(--faint); font-variant-numeric: tabular-nums; }
.plan-divider { margin: 22px 0; border-top: 1px solid var(--line); }
.plan-card .check-list { flex: 1; }
.plan-badge-row { margin: 18px 0; }
.plan-card .btn { margin-top: auto; }
.pricing-note {
  margin-top: 36px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--faint);
}
.pricing-note a { color: var(--muted); text-decoration: underline; text-underline-offset: 3px; }
.pricing-note a:hover { color: var(--volt); }

/* ---------- 16. Tables ---------- */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  background: var(--surface);
  -webkit-overflow-scrolling: touch;
}
.table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
  font-size: 0.95rem;
}
.table th, .table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.table thead th {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--surface-2);
  position: sticky;
  top: 0;
}
.table tbody tr { transition: background 0.2s; }
.table tbody tr:hover { background: var(--surface-2); }
.table tbody tr:last-child td { border-bottom: 0; }
.table td:first-child { font-family: var(--font-mono); font-size: 0.85rem; color: var(--muted); }
.table .cell-yes { color: var(--volt); font-weight: 700; }
.table .cell-no { color: var(--faint); }
.table tr.row-price td {
  border-top: 1px solid rgba(199, 242, 72, 0.3);
  font-family: var(--font-mono);
  color: var(--volt);
  font-weight: 700;
  font-size: 0.9rem;
  background: rgba(199, 242, 72, 0.04);
}
.table tr.row-price td:first-child { color: var(--muted); }

/* ---------- 17. Cases ---------- */
.cases-feature {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 44px;
  align-items: center;
  padding: 44px;
  border-radius: var(--radius-panel);
  background: var(--surface);
  border: 1px solid var(--line);
}
.cases-feature .feature-img {
  border-radius: 16px;
  border: 1px solid var(--line);
  overflow: hidden;
}
.cases-feature .feature-img img { transition: transform 0.6s var(--ease); width: 100%; }
.cases-feature .feature-img:hover img { transform: scale(1.03); }
.case-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.case-solve {
  margin: 20px 0;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--bg-2);
  padding: 16px 18px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.9;
  color: var(--muted);
}
.case-solve .arr { color: var(--volt); }
.case-price-row { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; margin-top: 20px; }
.case-price-row .price-l { color: var(--text); }
.case-quote {
  margin-top: 22px;
  padding-left: 18px;
  border-left: 3px solid var(--volt);
  font-size: 0.9rem;
  color: var(--muted);
}
.case-quote .who { display: block; margin-top: 8px; font-family: var(--font-mono); font-size: 0.75rem; color: var(--faint); }

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.case-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.case-card .case-img { aspect-ratio: 3 / 2; overflow: hidden; }
.case-card .case-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.case-card:hover .case-img img { transform: scale(1.06); }
.case-body { padding: 26px; display: flex; flex-direction: column; flex: 1; }
.case-body h3 { font-size: 1.15rem; margin-bottom: 10px; }
.case-body > p { color: var(--muted); font-size: 0.92rem; flex: 1; }
.case-body .case-badges { margin: 16px 0 0; }
.case-body .case-price-row { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--line); }
.case-body .case-price-row .price { color: var(--volt); font-size: 1.05rem; }
.case-body .case-price-row .price-caption { width: 100%; }

.home-cases-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 24px;
}
.home-cases-grid .case-card.big { grid-row: span 2; }
.home-cases-side { display: flex; flex-direction: column; gap: 24px; }

/* ---------- 18. Testimonials ---------- */
.testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testi-card { display: flex; flex-direction: column; }
.testi-quote-mark { width: 34px; height: 34px; color: var(--volt); margin-bottom: 16px; }
.testi-card blockquote { flex: 1; color: var(--text); font-size: 0.98rem; }
.testi-foot {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}
.testi-foot img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; border: 1px solid var(--line-strong); }
.testi-foot .who { font-weight: 700; font-size: 0.95rem; line-height: 1.3; }
.testi-foot .role { font-family: var(--font-mono); font-size: 0.72rem; color: var(--faint); }
.testi-foot .proj { margin-left: auto; font-family: var(--font-mono); font-size: 0.75rem; color: var(--volt); white-space: nowrap; }

/* ---------- 19. FAQ accordion ---------- */
.acc { border-top: 1px solid var(--line); }
.acc-item { border-bottom: 1px solid var(--line); }
.acc-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 4px;
  cursor: pointer;
  font-weight: 600;
  font-size: 1.05rem;
  list-style: none;
  transition: color 0.2s;
}
.acc-item summary::-webkit-details-marker { display: none; }
.acc-item summary:hover { color: var(--volt); }
.acc-icon {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--volt);
  transition: transform 0.3s var(--ease), background 0.3s;
}
.acc-item[open] .acc-icon { transform: rotate(45deg); background: var(--volt-dim); }
.acc-body { overflow: hidden; }
.acc-body-inner { padding: 0 44px 26px 4px; color: var(--muted); max-width: 700px; }

/* ---------- 20. CTA band ---------- */
.cta-band {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-panel);
  padding: 72px 40px;
  text-align: center;
  background:
    linear-gradient(rgba(10, 13, 19, 0.88), rgba(10, 13, 19, 0.88)),
    var(--grad-volt);
  border: 1px solid rgba(199, 242, 72, 0.3);
}
.cta-band .grid-bg { position: absolute; inset: 0; opacity: 0.5; pointer-events: none; }
.cta-orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  pointer-events: none;
}
.cta-orbit span {
  position: absolute;
  border: 1px solid rgba(199, 242, 72, 0.18);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: orbit-spin 30s linear infinite;
}
.cta-orbit span:nth-child(1) { width: 420px; height: 420px; }
.cta-orbit span:nth-child(2) { width: 620px; height: 620px; animation-duration: 44s; animation-direction: reverse; }
.cta-orbit span:nth-child(3) { width: 840px; height: 840px; animation-duration: 60s; }
.cta-inner { position: relative; max-width: 640px; margin: 0 auto; }
.cta-inner h2 { margin-bottom: 18px; }
.cta-inner .lead { margin: 0 auto 32px; }
.cta-buttons { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }
.cta-note {
  margin-top: 26px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
}

/* ---------- 21. Page hero (внутренние страницы) ---------- */
.page-hero {
  position: relative;
  padding: 180px 0 80px;
  overflow: hidden;
}
.page-hero .hero-bg .grid-bg { position: absolute; inset: 0; }
.breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--faint);
  margin-bottom: 24px;
}
.page-hero h1 { margin: 20px 0 24px; max-width: 900px; }
.page-hero .lead { max-width: 680px; }
.page-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin-top: 36px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--muted);
}
.page-hero-stats .phs { display: inline-flex; align-items: center; gap: 8px; }
.page-hero-stats .phs b { color: var(--volt); font-weight: 700; }
.page-hero-formula {
  margin-top: 44px;
  max-width: 400px;
  opacity: 0.9;
}
.rate-strip {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 32px;
  padding: 14px 20px;
  border-radius: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--muted);
}
.rate-strip b { color: var(--volt); font-weight: 700; }
.currency-hint {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--faint);
}
.currency-hint svg { width: 16px; height: 16px; color: var(--volt); flex-shrink: 0; }
.currency-hint b { color: var(--volt); }

/* ---------- 22. Services page ---------- */
.format-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 56px;
  align-items: center;
}
.format-grid.reverse { grid-template-columns: 7fr 5fr; }
.format-grid .format-text .kicker { display: block; margin-bottom: 14px; }
.format-grid h2 { margin-bottom: 18px; }
.format-grid .format-text > p { color: var(--muted); margin-bottom: 26px; }
.price-plate {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 28px;
  padding: 18px 22px;
  border-radius: 16px;
  background: var(--surface);
  border: 1px solid rgba(199, 242, 72, 0.3);
}
.price-plate .price-l { color: var(--volt); }
.price-plate .pp-cap { font-family: var(--font-mono); font-size: 0.75rem; color: var(--faint); }
.price-plate .pp-term { margin-left: auto; }

/* browser frame mock */
.browser-frame {
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  background: var(--surface);
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.45);
}
.browser-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--line);
}
.browser-dots { display: flex; gap: 6px; }
.browser-dots i { width: 10px; height: 10px; border-radius: 50%; }
.browser-dots i:nth-child(1) { background: rgba(255, 107, 107, 0.6); }
.browser-dots i:nth-child(2) { background: rgba(246, 193, 119, 0.6); }
.browser-dots i:nth-child(3) { background: rgba(199, 242, 72, 0.6); }
.browser-url {
  flex: 1;
  max-width: 320px;
  padding: 5px 14px;
  border-radius: 8px;
  background: var(--bg);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--faint);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.browser-body { padding: 28px; }
.browser-body .total-line {
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  font-family: var(--font-mono);
}
.browser-body .total-line .tl-label { color: var(--muted); font-size: 0.85rem; }
.browser-body .total-line .tl-value { color: var(--volt); font-weight: 700; font-size: 1.8rem; font-variant-numeric: tabular-nums; }

/* select styled */
.select-wrap { position: relative; }
.select-wrap::after {
  content: "";
  position: absolute;
  right: 16px;
  top: 50%;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: translateY(-70%) rotate(45deg);
  pointer-events: none;
}
select.input {
  -webkit-appearance: none;
  appearance: none;
  padding-right: 44px;
  cursor: pointer;
}
select.input option { background: var(--surface); color: var(--text); }

/* WP admin mock */
.wp-admin {
  display: grid;
  grid-template-columns: 190px 1fr;
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--surface);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.45);
}
.wp-menu {
  background: #0d1420;
  border-right: 1px solid var(--line);
  padding: 18px 0;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}
.wp-menu .wp-logo {
  padding: 0 18px 16px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--line);
  color: var(--faint);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
}
.wp-menu a {
  display: block;
  padding: 10px 18px;
  color: var(--muted);
  transition: background 0.2s, color 0.2s;
}
.wp-menu a:hover { color: var(--text); }
.wp-menu a.active {
  color: var(--volt);
  background: var(--volt-dim);
  border-right: 2px solid var(--volt);
}
.wp-content { padding: 26px; }
.wp-content h4 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 6px;
}
.wp-content .wp-sub { font-size: 0.8rem; color: var(--faint); margin-bottom: 20px; }
.wp-field { margin-bottom: 16px; }
.wp-field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 8px;
}
.wp-shortcode {
  margin-top: 4px;
  padding: 12px 16px;
  border-radius: 10px;
  background: var(--bg);
  border: 1px dashed var(--line-strong);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--cyan);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.wp-shortcode button {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  transition: color 0.2s, border-color 0.2s;
}
.wp-shortcode button:hover { color: var(--volt); border-color: var(--volt); }
.wp-save-row { display: flex; align-items: center; gap: 14px; margin-top: 22px; }
.wp-toast {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--volt);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.3s, transform 0.3s;
}
.wp-toast.show { opacity: 1; transform: none; }

/* integration builder */
.flow-panel {
  margin-top: 32px;
  border-radius: var(--radius-card);
  border: 1px solid var(--line);
  background: var(--surface);
  position: relative;
  overflow: hidden;
  min-height: 260px;
}
.flow-panel > .grid-bg { position: absolute; inset: 0; opacity: 0.3; }
.flow-inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0;
  padding: 36px;
  min-height: 260px;
  flex-wrap: wrap;
}
.flow-node {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  border-radius: 14px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 700;
  background: var(--surface-2);
  border: 1px solid var(--line-strong);
  z-index: 2;
}
.flow-node img { width: 20px; height: 20px; }
.flow-node.source { border-color: var(--volt); color: var(--volt); background: var(--volt-dim); }
.flow-node.dest { border-color: rgba(94, 234, 212, 0.5); color: var(--cyan); background: rgba(94, 234, 212, 0.07); animation: row-in 0.4s var(--ease); }
.flow-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  min-width: 90px;
  position: relative;
  padding: 0 6px;
  animation: row-in 0.4s var(--ease);
}
.flow-link .fl-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--faint);
  white-space: nowrap;
  margin-bottom: 6px;
}
.flow-link .fl-line {
  width: 100%;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--cyan) 0 8px, transparent 8px 16px);
  background-size: 32px 2px;
  animation: flow-dash 1.2s linear infinite;
  opacity: 0.7;
}
@keyframes flow-dash { to { background-position: 32px 0; } }
.flow-empty {
  position: relative;
  width: 100%;
  text-align: center;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 40px 0;
}
.flow-summary {
  margin-top: 22px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--muted);
}
.flow-summary b { color: var(--volt); font-variant-numeric: tabular-nums; }

.n8n-block {
  margin-top: 56px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  align-items: center;
  padding: 36px;
  border-radius: var(--radius-panel);
  border: 1px solid var(--line);
  background: var(--bg-2);
}
.n8n-block h3 { margin-bottom: 14px; }
.n8n-block p { color: var(--muted); font-size: 0.98rem; }
.n8n-diagram { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 8px; }
.n8n-diagram .flow-node { padding: 10px 14px; font-size: 0.78rem; }
.n8n-diagram .fl-line {
  width: 34px;
  height: 2px;
  flex: none;
  min-width: 0;
  background: repeating-linear-gradient(90deg, var(--volt) 0 6px, transparent 6px 12px);
  background-size: 24px 2px;
  animation: flow-dash 1s linear infinite;
}

/* ---------- 23. Stats band ---------- */
.stats-band {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
  padding: 56px 0;
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
.stat-cell .price-xl { color: var(--volt); display: block; }
.stat-cell .stat-sub {
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--faint);
}
.stat-cell .stat-cap { margin-top: 12px; font-size: 0.9rem; color: var(--muted); }

/* ---------- 24. Pricing extras ---------- */
.factor-card .factor-formula {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--cyan);
  margin: 14px 0 12px;
}
.big-formula {
  margin-top: 48px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: clamp(0.95rem, 2.2vw, 1.25rem);
  color: var(--muted);
  line-height: 1.8;
}
.big-formula b { color: var(--volt); font-weight: 700; }

.vs-banner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 36px;
  align-items: center;
  padding: 48px;
  border-radius: var(--radius-panel);
  border: 1px solid var(--line);
  border-image: linear-gradient(90deg, rgba(255, 107, 107, 0.35), rgba(199, 242, 72, 0.4)) 1;
  background: var(--surface);
  position: relative;
  overflow: hidden;
}
.vs-col .vs-word {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  letter-spacing: 0.02em;
}
.vs-col .vs-word.strike {
  color: var(--red);
  position: relative;
  display: inline-block;
  transform: rotate(-3deg);
}
.vs-col .vs-word.strike::after {
  content: "";
  position: absolute;
  left: -4%;
  top: 52%;
  width: 108%;
  height: 4px;
  background: var(--red);
  border-radius: 2px;
}
.vs-col .vs-word.ok { color: var(--volt); }
.vs-col p { margin-top: 14px; color: var(--muted); font-size: 0.95rem; }
.vs-mid { text-align: center; }
.vs-mid .cap { font-family: var(--font-mono); font-size: 0.72rem; color: var(--faint); letter-spacing: 0.1em; text-transform: uppercase; }
.vs-mid .price-xl { display: block; margin-top: 8px; color: var(--volt); }

.pay-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* ---------- 25. Contact page ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 40px;
  align-items: start;
}
.brief-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  padding: 40px;
}
.field-group { margin-bottom: 32px; }
.field-group > label,
.field-group .group-label {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 14px;
}
.field-group .f-num { color: var(--volt); }
.field-hint { margin-top: 8px; font-size: 0.78rem; color: var(--faint); }
.input, textarea.input {
  width: 100%;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.brief-panel .input { background: var(--bg-2); }
.input::placeholder { color: var(--faint); }
.input:focus {
  outline: none;
  border-color: var(--volt);
  box-shadow: 0 0 0 3px var(--volt-dim);
}
.input.error { border-color: var(--red); }
.field-error {
  display: none;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--red);
}
.field-error.show { display: block; animation: shake 0.3s; }
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

/* radio cards (бюджет) */
.radio-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.radio-card { position: relative; }
.radio-card input {
  position: absolute;
  opacity: 0;
  inset: 0;
  cursor: pointer;
}
.radio-card .rc-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  height: 100%;
  padding: 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  transition: border-color 0.2s, background 0.2s, transform 0.15s;
  cursor: pointer;
}
.radio-card .rc-title { font-weight: 700; font-size: 0.9rem; }
.radio-card .rc-price { font-family: var(--font-mono); font-size: 0.82rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.radio-card input:checked + .rc-body {
  border-color: var(--volt);
  background: var(--volt-dim);
  transform: translateY(-2px);
}
.radio-card input:checked + .rc-body .rc-title { color: var(--volt); }
.radio-card input:focus-visible + .rc-body { outline: 2px solid var(--volt); outline-offset: 2px; }

/* dropzone */
.dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 30px;
  border-radius: 16px;
  border: 2px dashed var(--line-strong);
  background: var(--surface-2);
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}
.dropzone:hover, .dropzone.dragover { border-color: var(--volt); background: var(--volt-dim); }
.dropzone svg { width: 28px; height: 28px; color: var(--muted); }
.dropzone .dz-text { font-weight: 600; font-size: 0.92rem; }
.dropzone .dz-cap { font-family: var(--font-mono); font-size: 0.72rem; color: var(--faint); }
.dropzone .dz-file {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--volt);
  word-break: break-all;
}
.dropzone input { display: none; }

/* brief summary line */
.brief-summary {
  margin-top: 28px;
  padding: 16px 20px;
  border-radius: 14px;
  background: var(--bg);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--muted);
  overflow-x: auto;
  white-space: nowrap;
}
.brief-summary .bs-seg { transition: background 0.6s, color 0.6s; border-radius: 4px; padding: 1px 2px; }
.brief-summary .bs-seg.flash { background: var(--volt-dim); color: var(--volt); }
.brief-summary .bs-est { color: var(--volt); }

/* success / fallback */
.form-result { display: none; text-align: center; padding: 40px 20px; }
.form-result.show { display: block; animation: row-in 0.5s var(--ease); }
.success-check {
  width: 88px;
  height: 88px;
  margin: 0 auto 26px;
  border-radius: 50%;
  background: var(--volt-dim);
  border: 1px solid rgba(199, 242, 72, 0.4);
  display: grid;
  place-items: center;
}
.success-check svg { width: 42px; height: 42px; color: var(--volt); }
.success-check svg path {
  stroke-dasharray: 40;
  stroke-dashoffset: 40;
  animation: draw-check 0.8s var(--ease) 0.2s forwards;
}
@keyframes draw-check { to { stroke-dashoffset: 0; } }
.form-result h3 { margin-bottom: 14px; }
.form-result p { color: var(--muted); max-width: 440px; margin: 0 auto 28px; }
.form-result .cta-buttons { justify-content: center; }
.fallback-brief {
  margin: 22px auto;
  max-width: 520px;
  padding: 20px;
  border-radius: 14px;
  background: var(--bg);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  text-align: left;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 260px;
  overflow-y: auto;
}

/* sidebar */
.contact-sidebar { position: sticky; top: 100px; display: flex; flex-direction: column; gap: 24px; }
.sidebar-card { padding: 28px; }
.sidebar-card.border-volt { border-color: rgba(199, 242, 72, 0.3); }
.sidebar-card h3 { font-size: 1.05rem; margin-bottom: 18px; }
.contact-line {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 0;
}
.contact-line + .contact-line { border-top: 1px solid var(--line); }
.contact-line img, .contact-line svg { width: 22px; height: 22px; flex-shrink: 0; }
.contact-line svg { color: var(--cyan); }
.contact-line .cl-label { font-size: 0.75rem; color: var(--faint); display: block; }
.contact-line .cl-value { font-family: var(--font-mono); font-size: 0.95rem; color: var(--text); }
.contact-line a.cl-value:hover { color: var(--volt); }
.online-line {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--faint);
}
.online-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--volt);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(199, 242, 72, 0.5); }
  50% { box-shadow: 0 0 0 7px rgba(199, 242, 72, 0); }
}
.next-steps li {
  position: relative;
  padding-left: 44px;
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 0.92rem;
}
.next-steps li:last-child { margin-bottom: 0; }
.next-steps .ns-num {
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--volt);
  font-size: 0.85rem;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(199, 242, 72, 0.35);
  border-radius: 10px;
  background: var(--volt-dim);
}
.sidebar-card .phrase {
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 10px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--faint);
}

/* ---------- 26. Footer ---------- */
.site-footer {
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  padding: 72px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr 1.2fr;
  gap: 44px;
}
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 20px;
  font-weight: 500;
}
.footer-col .logo { margin-bottom: 18px; }
.footer-slogan { color: var(--muted); font-size: 0.92rem; max-width: 260px; }
.footer-copy { margin-top: 18px; font-family: var(--font-mono); font-size: 0.75rem; color: var(--faint); }
.footer-nav li { margin-bottom: 10px; }
.footer-nav a { color: var(--muted); font-size: 0.95rem; transition: color 0.2s; }
.footer-nav a:hover { color: var(--volt); }
.footer-contact li { margin-bottom: 14px; display: flex; align-items: center; gap: 10px; font-size: 0.92rem; color: var(--muted); }
.footer-contact img, .footer-contact svg { width: 18px; height: 18px; flex-shrink: 0; }
.footer-contact svg { color: var(--cyan); }
.footer-contact a { color: var(--text); font-family: var(--font-mono); font-size: 0.88rem; }
.footer-contact a:hover { color: var(--volt); }
.footer-contact .hours { font-family: var(--font-mono); font-size: 0.72rem; color: var(--faint); line-height: 1.6; }
.footer-rates {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.8;
  color: var(--faint);
}
.footer-rates b { color: var(--muted); font-weight: 700; }
.footer-bottom {
  margin-top: 56px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--faint);
}

/* ---------- 27. Tabs ---------- */
.tabs-bar {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 12px 26px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--muted);
  transition: all 0.25s;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active {
  border-color: var(--volt);
  background: var(--volt-dim);
  color: var(--volt);
}
.tab-panel { display: none; }
.tab-panel.active { display: block; animation: tab-in 0.45s var(--ease); }
@keyframes tab-in { from { opacity: 0; transform: translateX(24px); } }

/* ---------- 28. Misc ---------- */
.text-center { text-align: center; }
.mt-24 { margin-top: 24px; }
.mt-40 { margin-top: 40px; }
.mt-56 { margin-top: 56px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 29. Responsive ---------- */
@media (min-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 1100px) {
  .hero-inner { gap: 36px; }
  .main-nav { gap: 0; }
  .nav-link { padding: 8px 10px; }
}

@media (max-width: 1023px) {
  .section { padding: 72px 0; }
  .hero { padding-top: 130px; min-height: 0; }
  .hero-inner { grid-template-columns: 1fr; }
  .calc-card-wrap { margin-top: 30px; }
  .compare-grid { grid-template-columns: 1fr; }
  .compare-vs { display: none; }
  .demo-panel-inner { grid-template-columns: 1fr; padding: 28px; }
  .receipt.sticky { position: static; }
  .process-grid { grid-template-columns: 1fr; gap: 36px; }
  .process-sticky { position: static; display: flex; align-items: center; gap: 24px; }
  .process-sticky p { max-width: none; }
  .process-sticky h3 { margin: 0 0 6px; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; }
  .plan-card.featured { transform: none; }
  .plan-card.featured:hover { transform: translateY(-6px); }
  .cases-feature { grid-template-columns: 1fr; padding: 28px; }
  .cases-grid { grid-template-columns: 1fr 1fr; }
  .home-cases-grid { grid-template-columns: 1fr; }
  .testi-grid { grid-template-columns: 1fr; max-width: 640px; margin: 0 auto; }
  .format-grid, .format-grid.reverse { grid-template-columns: 1fr; gap: 40px; }
  .format-grid.reverse .format-visual { order: -1; }
  .n8n-block { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .vs-banner { grid-template-columns: 1fr; text-align: center; padding: 36px 28px; }
  .pay-grid { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-sidebar { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: 1fr; max-width: 640px; margin-left: auto; margin-right: auto; }
  .page-hero { padding: 140px 0 60px; }
}

@media (max-width: 900px) {
  .main-nav { display: none; }
  .burger { display: flex; }
  .header-cta span { display: none; }
  .header-cta { padding: 11px 14px; }
}

@media (max-width: 640px) {
  .container { padding: 0 20px; }
  .hero-stats { grid-template-columns: 1fr 1fr; gap: 20px; }
  .check-list.two-col { columns: 1; }
  .cases-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .radio-cards { grid-template-columns: 1fr; }
  .brief-panel { padding: 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .cta-band { padding: 52px 22px; }
  .header-right .currency-switch { display: none; }
  .grid-2 { grid-template-columns: 1fr; }
  .wp-admin { grid-template-columns: 1fr; }
  .wp-menu { display: flex; overflow-x: auto; padding: 10px 8px; gap: 4px; border-right: 0; border-bottom: 1px solid var(--line); }
  .wp-menu .wp-logo { display: none; }
  .wp-menu a { white-space: nowrap; padding: 8px 12px; border-radius: 8px; }
  .wp-menu a.active { border-right: 0; }
  .calc-orbit { inset: -30px; }
  .flow-inner { flex-direction: column; gap: 14px; }
  .flow-link { flex-direction: row; width: 2px; flex: none; height: 40px; padding: 0; }
  .flow-link .fl-label { display: none; }
  .flow-link .fl-line { width: 2px; height: 100%; background: repeating-linear-gradient(180deg, var(--cyan) 0 8px, transparent 8px 16px); background-size: 2px 32px; animation: flow-dash-v 1.2s linear infinite; }
}

@keyframes flow-dash-v { to { background-position: 0 32px; } }

/* ---------- 30. 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; }
  .marquee-track { animation: none; flex-wrap: wrap; }
  .marquee-row { overflow: visible; }
  .calc-card { animation: none; }
  .calc-orbit, .orbit-item, .cta-orbit span { animation: none; }
}