/* ---------- Tokens ---------- */
:root {
  --bg: #FBFBF9;
  --surface: #F1F1EC;
  --ink: #15171C;
  --ink-soft: #5E626E;
  --line: #E4E3DC;
  --accent: #2F44E6;
  --accent-deep: #1F31C0;
  --accent-soft: #ECEEFD;
  --dark: #15171C;
  --radius-card: 18px;
  --radius-btn: 14px;
  --header-h: 56px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}
body {
  margin: 0;
  font-family: 'Onest', sans-serif;
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-variant-numeric: tabular-nums;
}
html { overflow-x: clip; }
main { padding-bottom: 96px; }
img, svg { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
input, select, textarea { font-family: inherit; font-size: 16px; color: inherit; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-deep); }

/* ---------- Layout ---------- */
.wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
@media (min-width: 768px) { .wrap { padding: 0 32px; } }
section.block { padding: 40px 0; position: relative; overflow: hidden; }
@media (min-width: 768px) { section.block { padding: 56px 0; } }

/* Ambient floating background for every block - subtle blurred orb */
section.block::before,
section.block::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  filter: blur(60px);
  opacity: 0.6;
  background: radial-gradient(circle at 40% 40%, rgba(47,68,230,0.06), transparent 70%);
  width: 50vw; height: 50vw;
  max-width: 520px; max-height: 520px;
}
section.block::before {
  left: -10vw; top: -10%;
  animation: amb-drift-a 26s ease-in-out infinite alternate;
}
section.block::after {
  right: -10vw; bottom: -10%;
  animation: amb-drift-b 32s ease-in-out infinite alternate;
  opacity: 0.4;
}
section.block:nth-of-type(2n)::before { left: auto; right: -15vw; top: 20%; animation-duration: 30s; }
section.block:nth-of-type(2n)::after { right: auto; left: 0; bottom: 5%; animation-duration: 36s; }
section.block:nth-of-type(3n)::before { left: 30%; top: -5%; animation-duration: 34s; animation-delay: -10s; }
section.block:nth-of-type(3n)::after { right: 10%; bottom: -15%; animation-duration: 28s; }
section.block > .wrap { position: relative; z-index: 1; }

.block-dark::before { background: radial-gradient(circle at 40% 40%, rgba(47,68,230,0.22), transparent 70%); opacity: 0.55; }
.block-dark::after { background: radial-gradient(circle at 40% 40%, rgba(47,68,230,0.18), transparent 70%); opacity: 0.45; }
.block-tint::before { background: radial-gradient(circle at 40% 40%, rgba(47,68,230,0.05), transparent 70%); }

@keyframes amb-drift-a {
  0% { transform: translate(0,0) scale(1); }
  100% { transform: translate(8vw, 4vh) scale(1.15); }
}
@keyframes amb-drift-b {
  0% { transform: translate(0,0) scale(0.95); }
  100% { transform: translate(-6vw, -4vh) scale(1.12); }
}
@media (prefers-reduced-motion: reduce) {
  section.block::before, section.block::after { animation-duration: 120s; }
}

/* Dotted pattern overlay variant for specific blocks - applied via .has-dots */
.has-dots {
  background-image: radial-gradient(rgba(47,68,230,0.05) 1px, transparent 1px);
  background-size: 28px 28px;
  background-position: 0 0;
}

/* dark block */
.block-dark { background: var(--dark); color: var(--bg); }
.block-dark .muted { color: #9aa0ad; }
.block-dark .surface { background: #1d2028; border-color: #2a2e38; }

/* tinted block */
.block-tint { background: var(--accent-soft); }

/* ---------- Typography ---------- */
h1, h2, h3, h4 { font-family: 'Onest', sans-serif; color: var(--ink); margin: 0; line-height: 1.12; letter-spacing: -0.01em; text-wrap: balance; }
.block-dark h1, .block-dark h2, .block-dark h3 { color: var(--bg); }
h1 { font-size: clamp(2.2rem, 5vw, 4rem); font-weight: 700; }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.6rem); font-weight: 700; }
h3 { font-size: clamp(1.1rem, 1.6vw, 1.35rem); font-weight: 600; line-height: 1.25; }
.giga { font-size: clamp(3rem, 9vw, 6.5rem); font-weight: 700; letter-spacing: -0.03em; line-height: 1; }
.lede { font-size: clamp(1rem, 1.3vw, 1.2rem); color: var(--ink-soft); line-height: 1.55; max-width: 60ch; }
.block-dark .lede { color: #b6bac4; }
.tiny { font-size: 0.875rem; font-weight: 500; }
.muted { color: var(--ink-soft); }

.section-head { margin-bottom: 36px; }
@media (min-width: 768px) { .section-head { margin-bottom: 48px; } }
.section-head .lede { margin-top: 14px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 22px;
  border-radius: var(--radius-btn);
  font-weight: 600; font-size: 1rem;
  transition: background 200ms ease, color 200ms ease, transform 120ms ease, box-shadow 200ms ease, border-color 200ms ease;
  white-space: nowrap;
  text-align: center;
}
.btn-multiline { white-space: normal; line-height: 1.3; padding: 12px 22px; min-height: 48px; }
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-deep); color: #fff; }
.btn-secondary { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn-secondary:hover { background: var(--surface); border-color: #d5d4ca; }
.block-dark .btn-secondary { color: var(--bg); border-color: #353945; }
.block-dark .btn-secondary:hover { background: #1f2229; border-color: #4a4f5b; }
.btn-block { width: 100%; }
@media (max-width: 640px) {
  .btn { width: 100%; }
}

/* ---------- Card ---------- */
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 24px;
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 10px 30px -20px rgba(21,23,28,0.18); border-color: #d5d4ca; }
.card .icon { width: 36px; height: 36px; color: var(--accent); margin-bottom: 14px; }
.card h3 { margin-bottom: 8px; }
.card p { margin: 0; color: var(--ink-soft); }

.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px;
  background: var(--accent-soft); color: var(--accent-deep);
  border-radius: 999px; font-size: 0.8125rem; font-weight: 500;
  letter-spacing: 0.01em;
}

/* ---------- Reveal ---------- */
.reveal { transition: opacity 520ms ease-out, transform 520ms ease-out; }
.reveal:not(.is-visible) { opacity: 0; transform: translateY(16px); }
.reveal-stagger > * { transition: opacity 520ms ease-out, transform 520ms ease-out; }
.reveal-stagger:not(.is-visible) > * { opacity: 0; transform: translateY(16px); }
.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 70ms; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 140ms; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 210ms; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 280ms; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 350ms; }
.reveal-stagger.is-visible > *:nth-child(7) { transition-delay: 420ms; }
.reveal-stagger.is-visible > *:nth-child(8) { transition-delay: 490ms; }

@media (prefers-reduced-motion: reduce) {
  .reveal:not(.is-visible), .reveal-stagger:not(.is-visible) > * { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251,251,249,0.85);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 200ms ease, background 200ms ease;
}
.site-header.is-scrolled { border-bottom-color: var(--line); }
.site-header .inner {
  display: flex; align-items: center; justify-content: space-between;
  height: var(--header-h);
}
.wordmark { display: inline-flex; align-items: baseline; gap: 0; font-weight: 800; letter-spacing: 0.06em; font-size: 1.05rem; color: var(--ink); }
.wordmark .x { color: var(--accent); font-weight: 800; }
.site-nav { display: none; gap: 28px; }
@media (min-width: 900px) { .site-nav { display: flex; } }
.site-nav a { color: var(--ink); font-weight: 500; font-size: 0.95rem; position: relative; padding: 8px 2px; }
.site-nav a::after { content: ''; position: absolute; left: 0; right: 0; bottom: 2px; height: 2px; background: var(--accent); border-radius: 2px; transform: scaleX(0); transform-origin: left; transition: transform 240ms ease; }
.site-nav a.is-active::after, .site-nav a:hover::after { transform: scaleX(1); }
.site-nav a:hover { color: var(--ink); }

.header-cta { display: none; }
@media (min-width: 720px) { .header-cta { display: inline-flex; } }
.header-cta.btn { min-height: 40px; padding: 0 16px; font-size: 0.9rem; width: auto; }

.burger { display: inline-flex; width: 44px; height: 44px; align-items: center; justify-content: center; border-radius: 12px; }
.burger:hover { background: var(--surface); }
@media (min-width: 900px) { .burger { display: none; } }

/* Mobile menu */
.mobile-menu {
  position: fixed; inset: 0; z-index: 60;
  background: var(--bg);
  display: flex; flex-direction: column;
  padding: 20px;
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  transition: transform 320ms ease, opacity 280ms ease;
}
.mobile-menu.is-open { transform: none; opacity: 1; pointer-events: auto; }
.mobile-menu .top { display: flex; justify-content: space-between; align-items: center; height: var(--header-h); }
.mobile-menu nav { display: flex; flex-direction: column; gap: 6px; margin-top: 24px; }
.mobile-menu nav a { color: var(--ink); font-size: 1.5rem; font-weight: 600; padding: 14px 0; border-bottom: 1px solid var(--line); }
.mobile-menu .actions { margin-top: auto; padding-bottom: env(safe-area-inset-bottom, 16px); }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: 24px 0 32px;
  isolation: isolate;
  min-height: calc(100svh - var(--header-h));
  display: flex; flex-direction: column; justify-content: center;
}
@media (min-width: 768px) { .hero { padding: 48px 0 56px; min-height: calc(100vh - var(--header-h)); } }
.hero .bg {
  position: absolute; inset: 0; z-index: -1; overflow: hidden;
}
.orb {
  position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.65;
  background: radial-gradient(circle at 30% 30%, var(--accent), transparent 70%);
  animation: orb-drift-a 18s ease-in-out infinite alternate;
  will-change: transform;
}
.orb.a { width: 70vw; height: 70vw; max-width: 820px; max-height: 820px; left: -12vw; top: -12vw; }
.orb.b { width: 55vw; height: 55vw; max-width: 640px; max-height: 640px; right: -16vw; top: 8vh; opacity: 0.45; background: radial-gradient(circle at 50% 50%, var(--accent), transparent 70%); animation: orb-drift-b 22s ease-in-out infinite alternate; }
.orb.c { width: 50vw; height: 50vw; max-width: 560px; max-height: 560px; right: 8vw; bottom: -22vw; opacity: 0.35; background: radial-gradient(circle at 40% 40%, var(--accent), transparent 70%); animation: orb-drift-c 20s ease-in-out infinite alternate; }

@keyframes orb-drift-a {
  0% { transform: translate(0, 0) scale(1) rotate(0deg); }
  100% { transform: translate(12vw, 8vh) scale(1.2) rotate(20deg); }
}
@keyframes orb-drift-b {
  0% { transform: translate(0, 0) scale(1) rotate(0deg); }
  100% { transform: translate(-12vw, 10vh) scale(0.85) rotate(-30deg); }
}
@keyframes orb-drift-c {
  0% { transform: translate(0, 0) scale(0.9) rotate(0deg); }
  100% { transform: translate(-8vw, -10vh) scale(1.15) rotate(40deg); }
}
.hero .grain {
  position: absolute; inset: 0; pointer-events: none; z-index: -1;
  opacity: 0.04; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
@media (prefers-reduced-motion: reduce) {
  .orb { animation-duration: 60s; }
}

.hero h1 { max-width: 22ch; }
.hero .lede { margin-top: 18px; max-width: 56ch; }

.hero-stats { display: grid; grid-template-columns: 1fr; gap: 12px; margin-top: 36px; }
@media (min-width: 560px) { .hero-stats { grid-template-columns: repeat(3, 1fr); gap: 16px; } }
.hero-stat {
  background: rgba(255,255,255,0.6);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 18px 20px;
}
.hero-stat .num { font-size: clamp(2rem, 5.5vw, 2.75rem); font-weight: 700; letter-spacing: -0.02em; line-height: 1; }
.hero-stat .lbl { color: var(--ink-soft); margin-top: 6px; font-size: 0.95rem; }
.hero-actions { display: flex; flex-direction: column; gap: 12px; margin-top: 32px; max-width: 520px; }
@media (min-width: 560px) { .hero-actions { flex-direction: row; } }

/* Mobile: bigger H1 that fills the screen, generous spacing, and a more present
   animated background that reaches the top and bottom of the fold.
   3 stat-cards stay in one row; both CTAs remain reachable above the fold. */
@media (max-width: 559px) {
  .hero { padding: 28px 0 32px; }
  .hero h1 { font-size: clamp(2.1rem, 9.4vw, 2.8rem); line-height: 1.08; max-width: none; }
  .hero .lede { margin-top: 16px; font-size: 1rem; }
  .hero-stats { grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 30px; }
  .hero-stat { padding: 14px 10px; }
  .hero-stat .num { font-size: clamp(1.35rem, 6vw, 1.9rem); }
  .hero-stat .lbl { font-size: 0.72rem; margin-top: 4px; line-height: 1.2; }
  .hero-actions { margin-top: 28px; gap: 12px; }

  /* Background fills the fold top-to-bottom and reads stronger on small screens. */
  .hero .orb { filter: blur(58px); }
  .orb.a { opacity: 0.85; width: 100vw; height: 100vw; left: -28vw; top: -22vw; }
  .orb.b { opacity: 0.6; width: 88vw; height: 88vw; right: -34vw; top: 0; }
  .orb.c { opacity: 0.6; width: 92vw; height: 92vw; right: -26vw; bottom: -30vw; }
  .net-link { opacity: 0.16; }
  .net-node { animation-duration: 3.4s; }
}

/* ---------- Case of month ---------- */
.case-month .panel {
  background: var(--accent-soft);
  border-radius: 24px;
  padding: 28px 22px;
}
@media (min-width: 768px) { .case-month .panel { padding: 48px 56px; } }
.case-month .panel .grid { display: grid; gap: 24px; }
@media (min-width: 900px) { .case-month .panel .grid { grid-template-columns: 1.1fr 1fr; align-items: center; gap: 48px; } }
.case-month .morph {
  display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap;
  font-weight: 700; letter-spacing: -0.02em;
  font-size: clamp(2.4rem, 7vw, 4.2rem);
  line-height: 1;
}
.case-month .morph .arrow { color: var(--accent); font-size: 0.6em; }
.case-month .morph .unit { font-size: 0.45em; font-weight: 500; color: var(--ink-soft); }
.case-month .kv { display: grid; gap: 0; }
.case-month .kv .row { display: flex; justify-content: space-between; gap: 16px; padding: 18px 0; border-bottom: 1px solid rgba(47,68,230,0.18); align-items: center; }
.case-month .kv .row:last-child { border-bottom: 0; }
.case-month .kv .k { color: var(--ink); font-size: 1.05rem; font-weight: 500; }
.case-month .kv .v { color: var(--ink); font-weight: 700; font-size: clamp(1.1rem, 1.7vw, 1.35rem); letter-spacing: -0.01em; }

/* ---------- Problem ---------- */
.problem-grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .problem-grid { grid-template-columns: repeat(3, 1fr); gap: 18px; } }

.problem-stat {
  margin-top: 40px;
  background: var(--accent-soft); color: var(--ink);
  border-radius: var(--radius-card);
  padding: 28px;
}
.problem-stat .row { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 720px) { .problem-stat .row { grid-template-columns: 1fr 1fr; } }
.problem-stat .num { font-size: clamp(2.5rem, 6vw, 3.5rem); font-weight: 700; line-height: 1; letter-spacing: -0.02em; color: var(--ink); }
.problem-stat .muted { color: var(--ink-soft); }
.problem-stat .src { color: var(--ink-soft); font-size: 0.85rem; margin-top: 18px; }

/* ---------- Carousel (always-carousel, e.g. 15 solutions) ---------- */
.carousel { position: relative; }
.carousel-track {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 6px 20px 10px;
  scroll-padding-left: 20px;
  margin: 0 -20px;
  -webkit-overflow-scrolling: touch;
}
.carousel-track::-webkit-scrollbar { display: none; }
.carousel-track > * { scroll-snap-align: start; flex: 0 0 min(78vw, 320px); min-width: 0; }
@media (min-width: 768px) {
  .carousel-track { padding-left: 6px; padding-right: 6px; margin: 0 -6px; }
  .carousel-track > * { flex: 0 0 calc((100% - 32px) / 3); }
}

/* ---------- Responsive cards row (mobile carousel, desktop grid) ---------- */
.cards-row {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 4px 20px 10px;
  scroll-padding-left: 20px;
  margin: 0 -20px;
  -webkit-overflow-scrolling: touch;
}
.cards-row::-webkit-scrollbar { display: none; }
.cards-row > * { scroll-snap-align: start; flex: 0 0 min(80vw, 320px); min-width: 0; }
@media (min-width: 768px) {
  .cards-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    overflow: visible;
    scroll-snap-type: none;
    margin: 0;
    padding: 0;
  }
  .cards-row > * { flex: initial; min-width: 0; }
}

.dots-row {
  display: flex; justify-content: center; gap: 8px; flex-wrap: wrap;
  margin-top: 14px; max-width: 100%;
}
.dots-row button {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--line); transition: background 200ms ease, transform 200ms ease;
}
.dots-row button.is-active { background: var(--accent); transform: scale(1.3); }
@media (min-width: 768px) { .dots-row { display: none; } }

.carousel-dots {
  display: flex; justify-content: center; gap: 8px; flex-wrap: wrap;
  margin-top: 18px; max-width: 100%;
}
.carousel-dots button {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--line); transition: background 200ms ease, transform 200ms ease;
}
.carousel-dots button.is-active { background: var(--accent); transform: scale(1.3); }
.carousel-nav { display: none; gap: 8px; }
@media (min-width: 900px) { .carousel-nav { display: flex; } }
.carousel-nav button { width: 44px; height: 44px; border-radius: 12px; background: #fff; border: 1px solid var(--line); display: inline-flex; align-items: center; justify-content: center; color: var(--ink); }
.carousel-nav button:hover { background: var(--surface); }
.carousel-header { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-bottom: 24px; flex-wrap: wrap; }

/* ---------- ROI calculator ---------- */
.roi-grid { display: grid; gap: 24px; grid-template-columns: 1fr; }
@media (min-width: 960px) { .roi-grid { grid-template-columns: 1fr 1fr; gap: 32px; } }
.roi-card {
  background: #fff; border: 1px solid var(--line);
  border-radius: 22px; padding: 24px;
}
@media (min-width: 768px) { .roi-card { padding: 32px; } }
.roi-field { margin-bottom: 22px; }
.roi-field .label { display: flex; justify-content: space-between; gap: 12px; font-size: 0.95rem; color: var(--ink-soft); margin-bottom: 10px; align-items: baseline; }
.roi-field .label > span:first-child { flex: 1 1 auto; min-width: 0; }
.roi-field .value { font-weight: 700; font-size: 1.35rem; color: var(--ink); letter-spacing: -0.01em; white-space: nowrap; flex: 0 0 auto; }
@media (min-width: 768px) { .roi-field .value { font-size: 1.5rem; } }

input[type="range"].slider {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 6px; border-radius: 999px;
  background: var(--line); outline: none;
}
input[type="range"].slider::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--accent); cursor: pointer;
  border: 4px solid #fff; box-shadow: 0 2px 10px -2px rgba(47,68,230,0.5);
  transition: transform 120ms ease;
}
input[type="range"].slider::-webkit-slider-thumb:active { transform: scale(1.1); }
input[type="range"].slider::-moz-range-thumb {
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--accent); cursor: pointer; border: 4px solid #fff;
  box-shadow: 0 2px 10px -2px rgba(47,68,230,0.5);
}

.roi-select {
  width: 100%; min-height: 48px;
  padding: 0 16px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 12px; font-weight: 500;
  appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2315171C' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}

.roi-checks { display: grid; gap: 8px; grid-template-columns: 1fr; }
@media (min-width: 641px) { .roi-checks { grid-template-columns: 1fr 1fr; } }
.roi-check {
  display: flex; align-items: center; gap: 10px;
  min-height: 48px; padding: 0 14px;
  border: 1px solid var(--line); border-radius: 12px;
  background: #fff; transition: background 200ms ease, border-color 200ms ease, color 200ms ease;
  font-weight: 500; font-size: 0.95rem;
  user-select: none;
}
.roi-check:hover { background: var(--surface); }
.roi-check.is-on { background: var(--accent-soft); border-color: var(--accent); color: var(--accent-deep); }
.roi-check .box {
  width: 18px; height: 18px; border-radius: 5px; border: 1.5px solid var(--line); flex: 0 0 18px;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background 160ms ease, border-color 160ms ease;
}
.roi-check.is-on .box { background: var(--accent); border-color: var(--accent); color: #fff; }

.roi-result { background: var(--accent-soft); border-radius: 22px; padding: 24px; }
@media (min-width: 768px) { .roi-result { padding: 32px; } }
.roi-result .row { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; padding: 14px 0; border-bottom: 1px solid rgba(47,68,230,0.12); }
.roi-result .row:last-of-type { border-bottom: 0; }
.roi-result .row .k { color: var(--ink-soft); font-size: 0.95rem; flex: 1 1 auto; min-width: 0; }
.roi-result .row .v { font-weight: 700; font-size: 1.25rem; letter-spacing: -0.01em; white-space: nowrap; flex: 0 0 auto; }
.roi-result .row .v.big { font-size: 1.5rem; }
@media (min-width: 768px) {
  .roi-result .row .v { font-size: 1.35rem; }
  .roi-result .row .v.big { font-size: 1.65rem; }
}
.roi-result .cta-row { margin-top: 24px; }

/* ---------- Approach ---------- */
.steps { display: grid; gap: 14px; grid-template-columns: 1fr; counter-reset: step; }
@media (min-width: 768px) { .steps { grid-template-columns: repeat(4, 1fr); gap: 16px; } }
.step {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-card); padding: 22px;
  position: relative;
  transition: transform 220ms ease, box-shadow 220ms ease;
}
.step:hover { transform: translateY(-4px); box-shadow: 0 10px 30px -20px rgba(21,23,28,0.18); }
.step .num { font-size: 0.85rem; color: var(--accent); font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.step h3 { margin-top: 6px; }
.step p { color: var(--ink-soft); margin-top: 10px; margin-bottom: 0; }
.step .tag { display: inline-block; margin-top: 14px; padding: 4px 10px; background: var(--surface); border-radius: 999px; font-size: 0.85rem; font-weight: 500; color: var(--ink); }

.kpi-note {
  margin-top: 28px; background: var(--surface); border-radius: var(--radius-card);
  padding: 22px; color: var(--ink-soft);
}

/* ---------- Results metrics ---------- */
.metrics { display: grid; gap: 14px; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 768px) { .metrics { grid-template-columns: repeat(3, 1fr); gap: 18px; } }
.metric {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-card); padding: 22px;
  transition: transform 220ms ease, box-shadow 220ms ease;
}
.metric:hover { transform: translateY(-4px); box-shadow: 0 10px 30px -20px rgba(21,23,28,0.18); }
.metric .num { font-weight: 700; font-size: clamp(2rem, 5vw, 2.8rem); letter-spacing: -0.02em; line-height: 1; color: var(--ink); }
.metric .desc { color: var(--ink-soft); margin-top: 12px; }

/* Marquee */
.marquee { margin-top: 36px; overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.marquee-track { display: flex; gap: 14px; width: max-content; animation: marquee 32s linear infinite; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.marquee-chip {
  padding: 12px 22px; background: var(--surface); border: 1px solid var(--line);
  border-radius: 999px; font-weight: 500; white-space: nowrap; color: var(--ink);
}

/* ---------- Cases ---------- */
.case-card {
  background: #fff; border: 1px solid var(--line);
  border-radius: 22px; padding: 24px;
  display: flex; flex-direction: column; gap: 12px;
  height: 100%;
}
.case-card .meta { display: flex; gap: 8px; flex-wrap: wrap; }
.case-card h3 { font-size: 1.2rem; }
.case-card .big-num { font-size: clamp(2rem, 5vw, 2.6rem); font-weight: 700; color: var(--accent); letter-spacing: -0.02em; line-height: 1; margin: 6px 0 4px; }
.case-card .kv { display: grid; gap: 0; margin-top: 4px; }
.case-card .kv .row { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 0.9rem; }
.case-card .kv .row:last-child { border-bottom: 0; }
.case-card .kv .k { color: var(--ink-soft); }
.case-card .cta { margin-top: auto; padding-top: 8px; }

/* Modal */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(21,23,28,0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
  opacity: 0; pointer-events: none;
  transition: opacity 280ms ease;
}
.modal-backdrop.is-open { opacity: 1; pointer-events: auto; }
.modal {
  background: var(--bg); border-radius: 22px;
  width: 100%; max-width: 720px; max-height: 92vh;
  overflow-y: auto;
  padding: 26px;
  transform: translateY(20px) scale(0.98);
  transition: transform 320ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
@media (min-width: 768px) { .modal { padding: 40px; } }
.modal-backdrop.is-open .modal { transform: none; }
.modal-close {
  position: sticky; top: 0; float: right;
  width: 48px; height: 48px; border-radius: 14px;
  background: var(--surface); display: inline-flex;
  align-items: center; justify-content: center;
  margin-top: -6px; margin-right: -6px;
  z-index: 1;
}
.modal-close:hover { background: var(--line); }
.modal h2 { margin-top: 8px; }
.modal .kv .row { display: flex; justify-content: space-between; gap: 14px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.modal .kv .row:last-child { border-bottom: 0; }
.modal .kv .k { color: var(--ink-soft); }
.modal .kv .v { font-weight: 600; text-align: right; max-width: 60%; }

/* ---------- Solutions ---------- */
.solution-card {
  background: #fff; border: 1px solid var(--line);
  border-radius: 18px; padding: 22px;
  display: flex; flex-direction: column; gap: 12px;
  height: 100%;
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}
.solution-card:hover { transform: translateY(-4px); box-shadow: 0 10px 30px -20px rgba(21,23,28,0.18); border-color: #d5d4ca; }
.solution-card .icon { width: 32px; height: 32px; color: var(--accent); }
.solution-card h3 { font-size: 1.05rem; }
.solution-card p { color: var(--ink-soft); font-size: 0.95rem; margin: 0; }

/* AI demo */
.ai-demo {
  background: #fff; border: 1px solid var(--line);
  border-radius: 22px;
  padding: 22px;
  max-width: 720px; margin: 32px auto 0;
}
@media (min-width: 768px) { .ai-demo { padding: 28px; } }
.ai-demo .head { display: flex; gap: 12px; align-items: center; margin-bottom: 16px; }
.ai-demo .avatar { width: 38px; height: 38px; border-radius: 12px; background: var(--accent); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; }
.ai-demo .meta-name { font-weight: 600; }
.ai-demo .meta-status { font-size: 0.8rem; color: var(--ink-soft); display: inline-flex; align-items: center; gap: 6px; }
.ai-demo .dot { width: 8px; height: 8px; border-radius: 50%; background: #16a34a; }
.ai-demo .stream { display: flex; flex-direction: column; gap: 10px; max-height: 320px; min-height: 120px; overflow-y: auto; padding: 8px 4px; }
.ai-demo .bubble { padding: 10px 14px; border-radius: 14px; max-width: 80%; font-size: 0.95rem; line-height: 1.45; animation: bubble-in 320ms ease-out; }
.ai-demo .bubble.from-bot { background: var(--surface); color: var(--ink); border-bottom-left-radius: 4px; align-self: flex-start; }
.ai-demo .bubble.from-user { background: var(--accent); color: #fff; border-bottom-right-radius: 4px; align-self: flex-end; }
@keyframes bubble-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.ai-demo .typing { display: inline-flex; gap: 4px; padding: 10px 14px; background: var(--surface); border-radius: 14px; align-self: flex-start; }
.ai-demo .typing span { width: 6px; height: 6px; border-radius: 50%; background: var(--ink-soft); animation: dot 1s ease-in-out infinite; }
.ai-demo .typing span:nth-child(2) { animation-delay: 0.15s; }
.ai-demo .typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes dot { 0%, 80%, 100% { transform: scale(0.6); opacity: 0.5; } 40% { transform: scale(1); opacity: 1; } }
.ai-demo .composer { display: flex; gap: 8px; margin-top: 14px; }
.ai-demo .composer input {
  flex: 1; min-height: 48px; padding: 0 16px;
  border-radius: 14px; border: 1px solid var(--line);
  background: var(--surface);
}
.ai-demo .composer input:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.ai-demo .composer button { min-height: 48px; padding: 0 20px; border-radius: 14px; background: var(--accent); color: #fff; font-weight: 600; }
.ai-demo .composer button:hover { background: var(--accent-deep); }
.ai-demo .composer button:disabled { opacity: 0.5; cursor: not-allowed; }
.ai-demo .suggest { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.ai-demo .suggest button { padding: 8px 12px; border-radius: 999px; border: 1px solid var(--line); font-size: 0.85rem; color: var(--ink-soft); transition: background 180ms ease, color 180ms ease, border-color 180ms ease; }
.ai-demo .suggest button:hover { background: var(--accent-soft); color: var(--accent-deep); border-color: transparent; }

/* ---------- Process timeline ---------- */
.timeline { display: grid; gap: 14px; }
.timeline-item {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 22px;
  display: grid; gap: 8px;
  grid-template-columns: 56px 1fr;
  align-items: start;
}
@media (min-width: 720px) { .timeline-item { grid-template-columns: 64px 1fr auto; align-items: center; gap: 24px; } }
.timeline-num {
  width: 44px; height: 44px; border-radius: 14px;
  background: var(--accent-soft); color: var(--accent-deep);
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1.1rem;
}
.timeline-text p { margin: 0; color: var(--ink); }
.timeline-text .timeline-note { margin-top: 6px; color: var(--ink-soft); font-size: 0.9rem; }
.timeline-tag {
  display: inline-block; padding: 6px 16px; background: var(--surface);
  border-radius: 999px; font-size: 0.85rem; font-weight: 500;
  white-space: nowrap; line-height: 1.35;
  margin-top: 8px;
  grid-column: 2; justify-self: start;
}
@media (min-width: 720px) { .timeline-tag { margin-top: 0; grid-column: 3; } }
.timeline + .kpi-note { margin-top: 28px; }

/* ---------- Why Proxeon ---------- */
.why-grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .why-grid { grid-template-columns: 1fr 1fr; gap: 20px; } }
.why-card {
  background: #fff; border: 1px solid var(--line);
  border-radius: 22px; padding: 26px;
  transition: transform 220ms ease, box-shadow 220ms ease;
}
.why-card:hover { transform: translateY(-4px); box-shadow: 0 10px 30px -20px rgba(21,23,28,0.18); }
.why-card h3 { font-size: 1.2rem; margin-bottom: 10px; }
.why-card p { color: var(--ink-soft); margin: 0; }

.why-stats { display: grid; gap: 14px; grid-template-columns: 1fr 1fr; margin-top: 28px; }
.why-stat {
  background: var(--accent-soft); border-radius: var(--radius-card);
  padding: 22px; text-align: left;
}
.why-stat .num { font-size: clamp(1.8rem, 4.5vw, 2.4rem); font-weight: 700; color: var(--accent-deep); line-height: 1; letter-spacing: -0.01em; }
.why-stat .desc { margin-top: 8px; color: var(--ink); }

/* ---------- FAQ ---------- */
.faq { max-width: 820px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 22px 4px; text-align: left;
  font-weight: 600; font-size: 1.05rem;
  transition: color 200ms ease;
}
.faq-q:hover { color: var(--accent); }
.faq-q .chev { flex: 0 0 auto; transition: transform 280ms ease; color: var(--accent); }
.faq-item.is-open .faq-q .chev { transform: rotate(45deg); }
.faq-a {
  display: grid; grid-template-rows: 0fr;
  transition: grid-template-rows 320ms ease;
}
.faq-item.is-open .faq-a { grid-template-rows: 1fr; }
.faq-a-inner { overflow: hidden; }
.faq-a p { margin: 0 4px 22px; color: var(--ink-soft); max-width: 70ch; }

/* ---------- For whom ---------- */
.whom { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .whom { grid-template-columns: 1fr 1fr; gap: 20px; } }
.whom-col { background: #fff; border: 1px solid var(--line); border-radius: 22px; padding: 26px; }
.whom-col.no { background: var(--surface); }
.whom-col h3 { font-size: 1.2rem; margin-bottom: 14px; }
.whom-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.whom-col li { display: grid; grid-template-columns: 24px 1fr; gap: 10px; align-items: start; color: var(--ink); line-height: 1.45; }
.whom-col .mark { width: 22px; height: 22px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; margin-top: 2px; }
.whom-col.yes .mark { background: var(--accent-soft); color: var(--accent-deep); }
.whom-col.no .mark { background: #e5e3da; color: var(--ink-soft); }
.whom-foot { margin-top: 20px; }

/* ---------- Lead magnet ---------- */
.lead-grid { display: grid; gap: 28px; grid-template-columns: 1fr; }
@media (min-width: 960px) { .lead-grid { grid-template-columns: 1fr 1fr; gap: 48px; } }
.lead-list { list-style: none; padding: 0; margin: 24px 0 0; display: flex; flex-direction: column; gap: 12px; }
.lead-list li { display: grid; grid-template-columns: 24px 1fr; gap: 10px; align-items: start; }
.lead-list .mark { width: 22px; height: 22px; border-radius: 50%; background: var(--accent); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; flex: 0 0 22px; margin-top: 2px; }
.lead-form {
  background: #fff; border: 1px solid var(--line);
  border-radius: 22px; padding: 24px;
}
@media (min-width: 768px) { .lead-form { padding: 32px; } }
.lead-form label { display: block; font-size: 0.85rem; color: var(--ink-soft); margin-bottom: 8px; font-weight: 500; }
.lead-form .field { margin-bottom: 16px; }
.lead-form input, .lead-form select {
  width: 100%; min-height: 48px;
  background: var(--bg); color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 12px; padding: 0 16px;
}
.lead-form input::placeholder { color: var(--ink-soft); opacity: 0.7; }
.lead-form input:focus, .lead-form select:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.lead-form select { appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236A6E7A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}
.lead-form .row { display: grid; gap: 14px; grid-template-columns: 1fr; }
@media (min-width: 560px) { .lead-form .row { grid-template-columns: 1fr 1fr; } }
.lead-form .hint { margin-top: 14px; color: var(--ink-soft); font-size: 0.85rem; }

.video-block {
  background: var(--surface); border-radius: 22px; padding: 22px;
}
@media (min-width: 768px) { .video-block { padding: 32px; } }
.video-shell {
  position: relative; aspect-ratio: 16/9;
  background: linear-gradient(135deg, #1d2028, #2a2e38);
  border-radius: 16px; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  color: #d6d8de;
}
.video-shell::after { content: ''; position: absolute; inset: 0; background-image: url("data:image/svg+xml;utf8,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); opacity: 0.05; }
.video-play {
  position: relative; z-index: 1;
  width: 72px; height: 72px; border-radius: 50%;
  background: rgba(255,255,255,0.95); color: var(--ink);
  display: inline-flex; align-items: center; justify-content: center;
  transition: transform 220ms ease, background 220ms ease;
}
.video-play:hover { transform: scale(1.06); background: #fff; }
.video-meta { margin-top: 16px; display: flex; gap: 12px; align-items: center; color: var(--ink-soft); font-size: 0.9rem; flex-wrap: wrap; }


/* ---------- Footer ---------- */
footer.site-footer { background: var(--accent-soft); color: var(--ink); padding: 64px 0 32px; }
.footer-grid { display: grid; gap: 32px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .footer-grid { grid-template-columns: 1.2fr 1fr 1fr 1fr; gap: 40px; } }
.footer-h { font-size: 0.85rem; font-weight: 600; color: var(--ink-soft); letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 14px; }
.footer-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-list a { color: var(--ink); opacity: 0.85; transition: opacity 200ms ease, color 200ms ease; }
.footer-list a:hover { opacity: 1; color: var(--accent-deep); }
.footer-list li.with-flag { display: flex; align-items: center; gap: 12px; }
.footer-flag { width: 24px; height: 16px; border-radius: 3px; overflow: hidden; flex: 0 0 24px; box-shadow: 0 0 0 1px rgba(21,23,28,0.08); }
.footer-bottom { margin-top: 48px; padding-top: 24px; border-top: 1px solid rgba(21,23,28,0.1); display: flex; flex-direction: column; gap: 12px; align-items: flex-start; justify-content: space-between; color: var(--ink-soft); font-size: 0.85rem; }
@media (min-width: 768px) { .footer-bottom { flex-direction: row; align-items: center; } }
.footer-cta { margin-top: 24px; }

/* ---------- Floating TG ---------- */
.tg-fab {
  position: fixed;
  right: 14px; bottom: calc(14px + env(safe-area-inset-bottom, 0px));
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--accent); color: #fff;
  display: inline-flex; align-items: center; justify-content: center;
  box-shadow: 0 14px 30px -10px rgba(47,68,230,0.45);
  z-index: 70;
  transition: transform 220ms ease, background 220ms ease;
}
.tg-fab:hover { background: var(--accent-deep); transform: translateY(-2px); }
.tg-fab::before {
  content: '';
  position: absolute; inset: -6px; border-radius: 50%;
  background: var(--accent);
  opacity: 0.4;
  animation: pulse 2.4s ease-out infinite;
  z-index: -1;
}
@keyframes pulse {
  0% { transform: scale(0.85); opacity: 0.5; }
  100% { transform: scale(1.45); opacity: 0; }
}
.tg-tooltip {
  position: absolute; right: 68px; top: 50%; transform: translateY(-50%);
  background: var(--ink); color: var(--bg);
  font-size: 0.85rem; padding: 8px 12px; border-radius: 10px;
  white-space: nowrap; pointer-events: none; opacity: 0;
  transition: opacity 200ms ease;
}
.tg-fab:hover .tg-tooltip { opacity: 1; }
@media (max-width: 640px) { .tg-tooltip { display: none; } }

/* ---------- Misc ---------- */
.scroll-anchor { scroll-margin-top: calc(var(--header-h) + 24px); }
* { scroll-margin-top: calc(var(--header-h) + 24px); }
.text-accent { color: var(--accent); }

/* ---------- Thematic block animations ---------- */

/* Hero - AI node network */
.hero-net {
  position: absolute; inset: 0; width: 100%; height: 100%;
  z-index: -1; pointer-events: none;
}
.net-link { stroke: var(--accent); stroke-width: 1; opacity: 0.1; }
.net-flow {
  stroke: var(--accent); stroke-width: 2; opacity: 0.5;
  stroke-linecap: round; stroke-dasharray: 4 380;
  animation: net-flow 5s linear infinite;
}
@keyframes net-flow {
  from { stroke-dashoffset: 384; }
  to { stroke-dashoffset: -384; }
}
.net-node {
  fill: var(--accent);
  transform-box: fill-box; transform-origin: center;
  animation: net-pulse 4s ease-in-out infinite alternate;
}
@keyframes net-pulse {
  from { opacity: 0.12; transform: scale(0.6); }
  to { opacity: 0.4; transform: scale(1.15); }
}

/* Case of month - isometric building that constructs on scroll */
.case-month .panel { position: relative; overflow: hidden; }
.case-month .panel .pill,
.case-month .panel .grid { position: relative; z-index: 1; }
.case-build {
  position: absolute; right: -3%; bottom: 0;
  width: 58%; max-width: 480px; height: auto;
  z-index: 0; pointer-events: none;
}
.cb-floor {
  opacity: 0; transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.cb-floor.is-built { opacity: 1; transform: translateY(0); }
.cb-face-l { fill: var(--accent); opacity: 0.13; }
.cb-face-r { fill: var(--accent); opacity: 0.2; }
.cb-win { fill: var(--accent); opacity: 0.3; }
.cb-roof { fill: var(--accent); opacity: 0; transition: opacity 0.5s ease; }
.cb-floor.is-top .cb-roof { opacity: 0.26; }
@keyframes chart-draw { to { stroke-dashoffset: 0; } }

/* Results - metric sparklines */
.metric { position: relative; overflow: hidden; padding-bottom: 44px; }
.metric-spark {
  position: absolute; left: 0; right: 0; bottom: 0;
  width: 100%; height: 38px; pointer-events: none;
}
.metric-spark-line {
  stroke: var(--accent); stroke-width: 3;
  stroke-linecap: round; stroke-linejoin: round;
  opacity: 0.4;
  stroke-dasharray: 100; stroke-dashoffset: 100;
}
.metrics.is-visible .metric-spark-line { animation: chart-draw 1.4s ease-out forwards; }

@media (prefers-reduced-motion: reduce) {
  .net-flow, .net-node { animation: none; }
  .net-node { opacity: 0.3; }
  .metric-spark-line { stroke-dashoffset: 0; animation: none; }
  .cb-floor { transition: none; }
}

/* Card icons (Проблема, Что внедряем) - pop in on reveal, react on hover */
.card .icon, .solution-card .icon {
  transform-origin: center;
  transition: transform 0.3s ease;
}
.card:hover .icon, .solution-card:hover .icon {
  transform: scale(1.15) rotate(-6deg);
}
.is-visible .card .icon,
.is-visible .solution-card .icon {
  animation: icon-pop 0.55s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes icon-pop {
  from { transform: scale(0.3) rotate(-16deg); opacity: 0; }
  to { transform: scale(1) rotate(0); opacity: 1; }
}

/* Процесс - gentle radar pulse on step number badges */
.timeline-num { position: relative; }
.timeline-num::after {
  content: ''; position: absolute; inset: 0;
  border-radius: inherit; border: 2px solid var(--accent);
  opacity: 0;
  animation: badge-pulse 3.4s ease-out infinite;
}
.timeline-item:nth-child(2) .timeline-num::after { animation-delay: 0.55s; }
.timeline-item:nth-child(3) .timeline-num::after { animation-delay: 1.1s; }
.timeline-item:nth-child(4) .timeline-num::after { animation-delay: 1.65s; }
.timeline-item:nth-child(5) .timeline-num::after { animation-delay: 2.2s; }
@keyframes badge-pulse {
  0% { opacity: 0.5; transform: scale(1); }
  70%, 100% { opacity: 0; transform: scale(1.55); }
}

@media (prefers-reduced-motion: reduce) {
  .card .icon, .solution-card .icon { animation: none; }
  .timeline-num::after { animation: none; }
}

/* ---------- Language switch (RU / EN) ---------- */
.lang-switch {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  background: #fff;
}
.lang-switch button {
  padding: 6px 12px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ink-soft);
  background: transparent;
  min-width: 36px;
  letter-spacing: 0.04em;
  transition: background 200ms ease, color 200ms ease;
}
.lang-switch button.is-on {
  background: var(--accent); color: #fff;
}
.lang-switch button:not(.is-on):hover { color: var(--ink); }
/* Lang switch lives in the navbar on every size — on mobile it sits next to the burger. */
@media (max-width: 640px) {
  .site-header .lang-switch button { padding: 6px 9px; min-width: 30px; font-size: 0.72rem; }
}

/* ---------- AI demo: progress + custom button + final ---------- */
.ai-progress {
  position: relative;
  height: 4px;
  background: var(--surface);
  border-radius: 999px;
  margin: 12px 0 10px;
}
.ai-progress-bar {
  position: absolute; left: 0; top: 0;
  height: 100%; min-width: 8px;
  background: var(--accent);
  border-radius: 999px;
  transition: width 0.35s ease;
}
.ai-progress-label {
  position: absolute; right: 0; top: -22px;
  font-size: 0.75rem; color: var(--ink-soft); font-weight: 500;
}
.ai-custom-btn {
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px dashed var(--line);
  background: transparent;
  font-size: 0.85rem;
  color: var(--ink-soft);
  font-weight: 500;
}
.ai-custom-btn:hover {
  border-color: var(--accent);
  color: var(--accent-deep);
}
.ai-final {
  margin-top: 16px;
  display: flex; flex-direction: column; gap: 10px;
}
.ai-restart {
  align-self: center;
  background: transparent;
  font-size: 0.85rem;
  color: var(--ink-soft);
  padding: 8px 12px;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.ai-restart:hover { color: var(--accent-deep); }

/* ---------- Urgency CTA block (#5) ---------- */
.urgency-cta { padding: 56px 0; text-align: center; }
@media (min-width: 768px) { .urgency-cta { padding: 80px 0; } }
.urgency-cta .urgency-inner {
  max-width: 56ch; margin: 0 auto;
  display: flex; flex-direction: column; gap: 24px; align-items: center;
}
.urgency-cta h2 {
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  line-height: 1.25;
  text-wrap: balance;
}

/* Lead-magnet headings, since LeadMagnet is now light (.block-tint) */
.block-tint.urgency-cta h2,
.block-tint #lead-title { color: var(--ink); }
.lead-grid h3 { color: var(--ink); }