:root {
  --bg: #0A0A0B;
  --surface: #14141A;
  --surface-2: #1A1A22;
  --text: #EAEAEA;
  --text-muted: #8A8A93;
  --accent: #C5F84A;
  --accent-dark: #9FCC3A;
  --hairline: #1F1F22;
  --hairline-strong: #2A2A30;
  --font-display: 'Unbounded', 'Arial Black', sans-serif;
  --font-body: 'Inter Tight', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --space-16: 64px;
  --space-24: 96px;
  --space-32: 128px;
  --container: 1280px;
  --radius: 4px;
  --radius-lg: 8px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  cursor: default;
}

::selection { background: var(--accent); color: var(--bg); }

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 200;
  opacity: 0.05;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='200' height='200' filter='url(%23n)' opacity='0.6'/></svg>");
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-6);
  position: relative;
  z-index: 1;
}

.mono {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 500;
}

.h-display {
  font-family: var(--font-display);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.025em;
  text-transform: none;
}

h1.h-display { font-size: clamp(40px, 6.4vw, 96px); letter-spacing: -0.03em; line-height: 0.98; }
h2.h-display { font-size: clamp(34px, 5.2vw, 72px); letter-spacing: -0.025em; line-height: 1; }

.accent { color: var(--accent); }

.lede {
  color: var(--text-muted);
  font-size: clamp(15px, 1.2vw, 18px);
  max-width: 640px;
  line-height: 1.6;
  margin-top: var(--space-4);
}

/* ============ NAV ============ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(10, 10, 11, 0.7);
  border-bottom: 1px solid var(--hairline);
}

.logo {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 20px;
  color: var(--text);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: -0.03em;
  line-height: 1;
}
.logo span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: var(--space-8);
  list-style: none;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--accent); }

.cta-primary {
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 14px 22px;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.cta-primary span { font-family: var(--font-display); font-size: 14px; font-weight: 900; }
.cta-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px -8px rgba(197, 248, 74, 0.5);
  background: var(--accent-dark);
}

.cta-secondary {
  background: transparent;
  color: var(--text);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 14px 22px;
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: border-color 0.2s, color 0.2s;
}
.cta-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ============ HERO ============ */
.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 140px var(--space-6) var(--space-16);
  overflow: hidden;
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: var(--container);
  margin: 0 auto;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: var(--space-12);
  align-items: end;
}

.hero-visual {
  position: relative;
}

.hero-photo {
  aspect-ratio: 4/5;
  background: var(--surface-2);
  border: 1px solid var(--hairline-strong);
  position: relative;
  overflow: hidden;
}
.hero-photo::before, .hero-photo::after {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1px solid var(--accent);
  z-index: 4;
}
.hero-photo::before { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.hero-photo::after { bottom: -1px; right: -1px; border-left: none; border-top: none; }

.hero-photo-img {
  position: absolute;
  inset: 0;
  background-image: url('assets/hero.jpg');
  background-size: cover;
  background-position: center 30%;
  filter: grayscale(1) contrast(1.08) brightness(0.85);
  z-index: 1;
  transition: transform 0.6s ease, filter 0.6s ease;
}
.hero-photo:hover .hero-photo-img {
  transform: scale(1.03);
  filter: grayscale(1) contrast(1.12) brightness(0.92);
}
.hero-photo-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10, 10, 11, 0.25) 0%, transparent 30%, transparent 60%, rgba(10, 10, 11, 0.6) 100%),
    radial-gradient(circle at 70% 40%, transparent 30%, rgba(10, 10, 11, 0.3) 90%);
  z-index: 2;
}

.hero-photo-label {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  background: rgba(10, 10, 11, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--accent);
  font-weight: 700;
  z-index: 4;
}

.hero-photo-vert {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--text);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  z-index: 4;
  background: rgba(10, 10, 11, 0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 10px 6px;
  font-weight: 500;
}

.hero-spotlight {
  position: absolute;
  width: 800px;
  height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(197, 248, 74, 0.22), transparent 60%);
  pointer-events: none;
  z-index: 0;
  top: 0;
  left: 0;
  filter: blur(20px);
  will-change: transform;
  transform: translate(-9999px, -9999px);
}

.hero-ghost {
  position: absolute;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(120px, 18vw, 300px);
  line-height: 0.82;
  color: transparent;
  -webkit-text-stroke: 1px var(--hairline-strong);
  bottom: 40px;
  left: -20px;
  pointer-events: none;
  user-select: none;
  z-index: 0;
  letter-spacing: -0.05em;
}

.hero-content {
  display: flex;
  flex-direction: column;
}

.hero-label {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}
.hero-label::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--accent);
}

.hero h1 {
  margin-bottom: var(--space-8);
}

.hero h1 .accent {
  display: inline-block;
}

.hero p {
  font-size: clamp(15px, 1.2vw, 18px);
  color: var(--text-muted);
  max-width: 540px;
  margin-bottom: var(--space-8);
  line-height: 1.6;
}

.cta-row {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  align-items: center;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-6);
  padding-top: var(--space-8);
  border-top: 1px solid var(--hairline);
}

.hero-stat { display: flex; flex-direction: column; gap: var(--space-2); }

.hero-stat-num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 3.6vw, 46px);
  line-height: 1;
  color: var(--accent);
  letter-spacing: -0.03em;
}

.hero-stat-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ============ SECTIONS ============ */
section.s {
  padding: var(--space-24) var(--space-6);
  position: relative;
  border-top: 1px solid var(--hairline);
}

.s-header {
  margin-bottom: var(--space-16);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.s-header h2 { max-width: 900px; }

.s-ghost-num {
  position: absolute;
  top: var(--space-12);
  right: var(--space-12);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(64px, 10vw, 160px);
  line-height: 0.8;
  color: transparent;
  -webkit-text-stroke: 1px var(--hairline-strong);
  pointer-events: none;
  user-select: none;
  z-index: 0;
  letter-spacing: -0.05em;
}

/* ============ MARQUEE ============ */
.s-trust { padding: var(--space-12) 0; }
.s-trust .container { padding-bottom: var(--space-6); }

.marquee {
  overflow: hidden;
  padding: var(--space-4) 0;
  position: relative;
  mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
}
.marquee-track {
  display: flex;
  gap: var(--space-16);
  animation: scroll 35s linear infinite;
  width: max-content;
  padding: 0 var(--space-8);
}
@keyframes scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.marquee-item {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 22px;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  opacity: 0.6;
  transition: opacity 0.2s, color 0.2s;
}
.marquee-item:hover { opacity: 1; color: var(--accent); }
.marquee-item::after {
  content: '+';
  color: var(--accent);
  font-family: var(--font-display);
  font-weight: 900;
  margin-left: var(--space-4);
}

/* ============ CARDS ============ */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-4);
}

.card {
  background: var(--surface);
  border: 1px solid var(--hairline);
  padding: var(--space-8);
  position: relative;
  transition: border-color 0.25s, transform 0.25s;
}
.card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}
.card::before, .card::after {
  content: '';
  position: absolute;
  width: 10px;
  height: 10px;
  border: 1px solid var(--accent);
  transition: opacity 0.25s;
  opacity: 0.6;
}
.card::before { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.card::after { bottom: -1px; right: -1px; border-left: none; border-top: none; }
.card:hover::before, .card:hover::after { opacity: 1; }

.card h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  text-transform: none;
  margin-bottom: var(--space-3);
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.card p {
  color: var(--text-muted);
  line-height: 1.6;
  font-size: 14px;
}

.card-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-6);
}

/* ============ SOLUTION (2x2 large cards, distinct from PAIN) ============ */
.solution-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-12);
}
.solution-item {
  background: var(--surface);
  border: 1px solid var(--hairline);
  padding: var(--space-12);
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.solution-item:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}
.solution-item::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.5s ease;
}
.solution-item:hover::before { transform: scaleX(1); }

.solution-num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(64px, 7vw, 96px);
  line-height: 1;
  color: var(--accent);
  margin-bottom: var(--space-6);
  letter-spacing: -0.05em;
  font-style: italic;
}
.solution-item h3 {
  font-size: clamp(26px, 2.4vw, 32px);
  margin-bottom: var(--space-4);
  line-height: 1.05;
  letter-spacing: -0.03em;
  text-transform: none;
  font-weight: 800;
}
.solution-item p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.65;
  max-width: 480px;
}
@media (max-width: 720px) {
  .solution-grid { grid-template-columns: 1fr; }
  .solution-item { padding: var(--space-8); }
}

/* ============ BIG STATS ============ */
.s-bigstats { padding: var(--space-16) 0; }

.big-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}
.big-stat {
  padding: var(--space-12) var(--space-8);
  border-right: 1px solid var(--hairline);
  text-align: left;
}
.big-stat:last-child { border-right: none; }

.big-stat-num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(48px, 6.5vw, 92px);
  line-height: 0.95;
  letter-spacing: -0.05em;
  color: var(--text);
}
.big-stat-num .unit { color: var(--accent); }
.big-stat-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: var(--space-3);
}

/* ============ CASES ============ */
.case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-4);
}
.case {
  background: var(--surface);
  border: 1px solid var(--hairline);
  overflow: hidden;
  transition: border-color 0.25s, transform 0.25s;
  position: relative;
}
.case::before, .case::after {
  content: '';
  position: absolute;
  width: 10px;
  height: 10px;
  border: 1px solid var(--accent);
  opacity: 0.6;
  transition: opacity 0.25s;
  z-index: 2;
}
.case::before { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.case::after { bottom: -1px; right: -1px; border-left: none; border-top: none; }
.case:hover { border-color: var(--accent); transform: translateY(-4px); }
.case:hover::before, .case:hover::after { opacity: 1; }

.case-image {
  aspect-ratio: 16/9;
  background-size: cover;
  background-position: center;
  background-color: var(--surface-2);
  filter: contrast(1.05) brightness(0.95);
  transition: filter 0.3s, transform 0.5s;
  position: relative;
}
.case:hover .case-image {
  filter: contrast(1.1) brightness(1);
}
.case-body { padding: var(--space-6); }
.case-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  text-transform: none;
  margin-bottom: var(--space-2);
  line-height: 1.1;
  letter-spacing: -0.025em;
}
.case-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}
.case-result {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 34px;
  color: var(--accent);
  line-height: 1;
  margin-bottom: var(--space-2);
  letter-spacing: -0.04em;
}

/* ============ STEPS ============ */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-16);
  position: relative;
  counter-reset: step;
}
.step {
  padding: 0 var(--space-3);
  text-align: center;
  position: relative;
  counter-increment: step;
}
/* dashed connecting line between steps */
.step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 32px;
  left: calc(50% + 36px);
  right: calc(-50% + 36px);
  height: 2px;
  background-image: linear-gradient(to right, var(--accent) 50%, transparent 50%);
  background-size: 10px 2px;
  background-repeat: repeat-x;
  opacity: 0.35;
  z-index: 0;
}
.step::before {
  content: '0' counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-display);
  font-weight: 900;
  font-style: italic;
  font-size: 20px;
  margin-bottom: var(--space-6);
  position: relative;
  z-index: 2;
  transition: background 0.3s, color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.step:hover::before {
  background: var(--accent);
  color: var(--bg);
  transform: scale(1.08);
  box-shadow: 0 0 0 8px rgba(197, 248, 74, 0.18);
}
.step h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  text-transform: none;
  margin-bottom: var(--space-3);
  line-height: 1.1;
  letter-spacing: -0.025em;
}
.step p {
  color: var(--text-muted);
  font-size: 13.5px;
  line-height: 1.55;
  max-width: 220px;
  margin: 0 auto;
}
@media (max-width: 720px) {
  .steps { grid-template-columns: 1fr 1fr; gap: var(--space-12); }
  .step:not(:last-child)::after { display: none; }
}
@media (max-width: 480px) {
  .steps { grid-template-columns: 1fr; }
}

/* ============ PRICING ============ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: var(--space-4);
}
.tariff {
  background: var(--surface);
  border: 1px solid var(--hairline);
  padding: var(--space-8);
  position: relative;
  display: flex;
  flex-direction: column;
  transition: border-color 0.25s, transform 0.25s;
}
.tariff:hover { border-color: var(--accent); transform: translateY(-4px); }

.tariff.hit {
  border-color: var(--accent);
  background: linear-gradient(180deg, rgba(197, 248, 74, 0.05), transparent 40%);
}

.tariff-badge {
  position: absolute;
  top: -1px;
  right: -1px;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: 6px 12px;
  text-transform: uppercase;
}
.tariff-name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 36px;
  text-transform: none;
  letter-spacing: -0.035em;
  margin-bottom: var(--space-3);
  line-height: 1.02;
}
.tariff-duration {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-8);
}
.tariff-price {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--hairline);
}
.tariff-price .num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 52px;
  line-height: 0.95;
  letter-spacing: -0.04em;
}
.tariff-price .currency {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 500;
  color: var(--text-muted);
}
.tariff-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
  flex: 1;
}
.tariff-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: 14px;
  color: var(--text);
}
.tariff-feature::before {
  content: '+';
  color: var(--accent);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 18px;
  flex-shrink: 0;
  line-height: 1.1;
}
.tariff-cta {
  width: 100%;
  padding: 16px;
  border: 1px solid var(--hairline-strong);
  background: transparent;
  color: var(--text);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s;
  border-radius: var(--radius);
}
.tariff-cta:hover {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}
.tariff.hit .tariff-cta {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}
.tariff.hit .tariff-cta:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

/* ============ ABOUT ============ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-12);
  align-items: start;
}

.about-photo {
  aspect-ratio: 3/4;
  background-image: url('assets/trainer.jpg');
  background-size: cover;
  background-position: center 25%;
  filter: contrast(1.04) saturate(1.05);
  border: 1px solid var(--hairline);
  position: relative;
  overflow: hidden;
}
.about-photo::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(10,10,11,0.5) 100%);
  z-index: 1;
}
.about-photo::after {
  content: 'V·KUZNETSOV / 2026';
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--accent);
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  padding: 4px 8px;
  z-index: 2;
}

.about-text h2 { margin-bottom: var(--space-8); }
.about-bio {
  color: var(--text);
  margin-bottom: var(--space-12);
  font-size: clamp(17px, 1.4vw, 21px);
  line-height: 1.55;
  font-weight: 500;
  letter-spacing: -0.005em;
  max-width: 560px;
}
.about-bio em {
  font-style: normal;
  color: var(--accent);
  font-weight: 700;
}
.about-kpi {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
  margin-top: var(--space-6);
}
.ak-card {
  background: var(--bg);
  padding: var(--space-6);
  transition: background 0.25s;
}
.ak-card:hover { background: var(--surface); }
.ak-num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 3.6vw, 48px);
  color: var(--accent);
  line-height: 1;
  margin-bottom: var(--space-3);
  letter-spacing: -0.05em;
  font-style: italic;
}
.ak-num-sm { font-size: clamp(20px, 2vw, 26px); }
.ak-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1.5;
  font-weight: 500;
}

/* legacy .about-facts (no longer used, kept for safety) */
.about-facts {
  list-style: none;
  display: none;
}
.about-facts li {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: var(--space-6);
  align-items: baseline;
  font-size: 14px;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--hairline);
}
.about-facts li:last-child { border-bottom: none; }
.about-facts li .label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ============ FAQ ============ */
.faq { max-width: 920px; margin: 0 auto; }
.faq-item {
  border-top: 1px solid var(--hairline);
  cursor: pointer;
  transition: padding 0.3s;
}
.faq-item:last-child { border-bottom: 1px solid var(--hairline); }
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-6) 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 1.9vw, 22px);
  text-transform: none;
  letter-spacing: -0.025em;
  line-height: 1.2;
  transition: color 0.2s;
}
.faq-item:hover .faq-question { color: var(--accent); }
.faq-toggle {
  font-family: var(--font-display);
  color: var(--accent);
  font-size: 36px;
  line-height: 1;
  transition: transform 0.3s;
  flex-shrink: 0;
}
.faq-item.open .faq-toggle { transform: rotate(45deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding-bottom 0.4s ease;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.7;
  font-family: var(--font-body);
}
.faq-item.open .faq-answer {
  max-height: 400px;
  padding-bottom: var(--space-6);
}

/* ============ FINAL CTA ============ */
.final-cta {
  padding: var(--space-32) var(--space-6);
  text-align: center;
  position: relative;
  border-top: 1px solid var(--hairline);
  overflow: hidden;
}
.final-cta h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 5.4vw, 84px);
  line-height: 1;
  text-transform: none;
  letter-spacing: -0.035em;
  margin-bottom: var(--space-8);
}
.final-cta .mono { display: inline-block; margin-bottom: var(--space-8); }
.final-cta p {
  color: var(--text-muted);
  font-size: 16px;
  margin-bottom: var(--space-8);
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}

/* ============ FOOTER ============ */
footer {
  border-top: 1px solid var(--hairline);
  padding: var(--space-8) var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* ============ CHAT WIDGET ============ */
.chat-toggle {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--accent);
  border: none;
  cursor: pointer;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 32px -8px rgba(197, 248, 74, 0.5);
  transition: transform 0.2s, box-shadow 0.2s;
}
.chat-toggle::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  animation: pulse-ring 2.5s ease-out infinite;
  opacity: 0;
}
@keyframes pulse-ring {
  0% { opacity: 0.8; transform: scale(0.95); }
  100% { opacity: 0; transform: scale(1.4); }
}
.chat-toggle:hover { transform: scale(1.06); box-shadow: 0 16px 40px -8px rgba(197, 248, 74, 0.7); }
.chat-toggle svg { width: 26px; height: 26px; stroke: var(--bg); fill: none; }

.chat-window {
  position: fixed;
  bottom: 100px;
  right: 24px;
  width: min(380px, calc(100vw - 32px));
  height: min(560px, calc(100vh - 140px));
  background: var(--surface);
  border: 1px solid var(--accent);
  z-index: 100;
  display: none;
  flex-direction: column;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 64px -12px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(197, 248, 74, 0.15);
  animation: chat-in 0.25s ease-out;
}
@keyframes chat-in {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.chat-window.open { display: flex; }

.chat-header {
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--hairline);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.chat-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
}
.chat-title-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  margin-right: 10px;
  animation: pulse-dot 1.6s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}
.chat-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  padding: 6px;
  transition: color 0.2s;
}
.chat-close:hover { color: var(--accent); }

.chat-body {
  flex: 1;
  padding: var(--space-6);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.chat-msg {
  max-width: 88%;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 14px;
  line-height: 1.5;
  animation: msg-in 0.3s ease-out;
}
@keyframes msg-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.chat-msg.bot {
  background: var(--surface-2);
  align-self: flex-start;
  border: 1px solid var(--hairline);
  color: var(--text);
}
.chat-msg.user {
  background: var(--accent);
  color: var(--bg);
  align-self: flex-end;
  font-weight: 500;
}

.chat-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  align-self: stretch;
}
.chat-option {
  text-align: left;
  background: transparent;
  border: 1px solid var(--hairline-strong);
  color: var(--text);
  padding: 10px 14px;
  font-family: var(--font-body);
  font-size: 14px;
  cursor: pointer;
  border-radius: var(--radius);
  transition: all 0.2s;
}
.chat-option:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(197, 248, 74, 0.04);
}

.chat-input-form {
  padding: var(--space-3);
  border-top: 1px solid var(--hairline);
  display: flex;
  gap: var(--space-2);
}
.chat-input {
  flex: 1;
  background: var(--surface-2);
  border: 1px solid var(--hairline);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
  padding: 10px 14px;
  border-radius: var(--radius);
  outline: none;
  transition: border-color 0.2s;
}
.chat-input:focus { border-color: var(--accent); }
.chat-send {
  background: var(--accent);
  color: var(--bg);
  border: none;
  padding: 0 18px;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 18px;
  border-radius: var(--radius);
  transition: background 0.2s;
}
.chat-send:hover { background: var(--accent-dark); }

/* ============ REVEAL ============ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: var(--space-8); }
  .hero-visual { max-width: 420px; }
}

@media (max-width: 880px) {
  .nav-links { display: none; }
  .nav { padding: var(--space-3) var(--space-4); }
  .s-ghost-num { font-size: 100px; right: 0; }
  .hero { padding: 120px var(--space-4) var(--space-16); }
  .hero-ghost { font-size: 160px; left: -10px; bottom: 80px; }
  .about-grid { grid-template-columns: 1fr; gap: var(--space-8); }
  .about-photo { max-width: 360px; }
  .about-facts li { grid-template-columns: 1fr; gap: var(--space-1); }
  .big-stat { padding: var(--space-8) var(--space-6); border-right: none; border-bottom: 1px solid var(--hairline); }
  .big-stat:last-child { border-bottom: none; }
  .solution-item, .step { border-left: 1px solid var(--hairline); }
  section.s { padding: var(--space-16) var(--space-4); }
  footer { justify-content: flex-start; }
}

@media (max-width: 480px) {
  .marquee-item { font-size: 20px; }
  .hero-spotlight { width: 500px; height: 500px; }
}