/* TurboScanner Landing — premium minimal, mobile-first */

:root {
  --color-bg: #0a0b0f;
  --color-bg-alt: #0f1018;
  --color-surface: #14151e;
  --color-text: #e8eaed;
  --color-text-muted: #9ca3af;
  --color-accent: #8f7dc9;
  --color-accent-hover: #7a68b0;
  --color-cyan: #22d3ee;
  --color-border: #2d2a3d;
  --color-overlay: rgba(0, 0, 0, 0.65);
  --font-sans: "DM Sans", system-ui, sans-serif;
  --font-display: "Unbounded", system-ui, sans-serif;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.2s ease;
  --container: min(100% - 2rem, 1100px);
  --glass-bg: rgba(20, 21, 30, 0.82);
  --glass-border: rgba(143, 125, 201, 0.14);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  --glow-accent: 0 0 24px rgba(143, 125, 201, 0.18);
  --glow-cyan: 0 0 20px rgba(34, 211, 238, 0.15);
}

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

html,
body {
  height: 100%;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: #070811;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Постер как фиксированный слой за всем контентом (масштаб 70%, подсветка усилена) */
#poster-bg {
  position: fixed;
  inset: -12vh -10vw;
  background: url("../assets/hero-3d-poster.png") center / 70% no-repeat;
  opacity: 0.38;
  z-index: -2;
  transform: translate3d(0, 0, 0);
  will-change: transform;
  pointer-events: none;
}

#poster-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(1200px 600px at 30% 20%, rgba(140, 90, 255, 0.35), rgba(0, 0, 0, 0) 60%),
    radial-gradient(1000px 700px at 70% 40%, rgba(0, 180, 255, 0.26), rgba(0, 0, 0, 0) 65%),
    linear-gradient(to bottom, rgba(0, 0, 0, 0.42), rgba(0, 0, 0, 0.62));
}

/* Typography: readable line-height */
p, .section-lead, .legal p { line-height: 1.6; }

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover {
  color: var(--color-accent-hover);
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-md) 0;
}
@supports (backdrop-filter: blur(8px)) or (-webkit-backdrop-filter: blur(8px)) {
  .header {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom-color: var(--glass-border);
  }
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.logo {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  color: var(--color-text);
  letter-spacing: -0.02em;
}
.logo:hover {
  color: var(--color-text);
}

.nav {
  display: none;
  gap: var(--space-xl);
}
.nav a {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}
.nav a:hover {
  color: var(--color-text);
}

.nav-open {
  display: flex !important;
  position: fixed;
  top: 56px;
  left: 0;
  right: 0;
  bottom: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  background: var(--color-bg);
  z-index: 99;
}
.nav-open a {
  font-size: 1.25rem;
}
body.menu-open {
  overflow: hidden;
}

@media (min-width: 768px) {
  .nav {
    display: flex;
  }
  .nav-open {
    position: static;
    flex-direction: row;
    background: transparent;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.75rem;
  padding: 0.625rem 1.25rem;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
}
.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.btn:hover {
  transform: translateY(-1px);
}
.btn:active {
  transform: translateY(0) scale(0.98);
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
  box-shadow: 0 4px 14px rgba(143, 125, 201, 0.22);
}
.btn-primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  box-shadow: 0 6px 20px rgba(143, 125, 201, 0.28);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border: 2px solid var(--color-border);
}
.btn-ghost:hover {
  color: var(--color-text);
  border-color: var(--color-text-muted);
  background: rgba(255, 255, 255, 0.04);
}

.btn-outline {
  background: transparent;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
}
.btn-outline:hover {
  background: rgba(143, 125, 201, 0.12);
  color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

.btn-sm {
  min-height: 2.25rem;
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
  border-width: 1px;
}
.btn-sm.btn-primary {
  box-shadow: 0 2px 10px rgba(143, 125, 201, 0.2);
}
.btn-lg {
  min-height: 3rem;
  padding: 1rem 2rem;
  font-size: 1.0625rem;
  min-width: 180px;
}

.burger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  color: var(--color-text);
  cursor: pointer;
}
@media (min-width: 768px) {
  .burger {
    display: none;
  }
}
.burger span {
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform var(--transition), opacity var(--transition);
}

/* Language switcher — segmented control (EN | RU) */
.lang-switcher {
  display: inline-flex;
  align-items: stretch;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2px;
  gap: 0;
}
.lang-switcher [data-lang] {
  min-width: 2.5rem;
  min-height: 2.25rem;
  padding: 0.4rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  background: transparent;
  border: none;
  border-radius: calc(var(--radius) - 2px);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: color var(--transition), background var(--transition);
}
.lang-switcher [data-lang]:hover {
  color: var(--color-text);
}
.lang-switcher [data-lang].active {
  background: var(--color-accent);
  color: #fff;
}
.lang-switcher [data-lang].active:hover {
  background: var(--color-accent-hover);
  color: #fff;
}

/* Hero — контент поверх глобального постера #poster-bg */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: var(--space-2xl) 0;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: -20%;
  left: -10%;
  width: 50%;
  height: 50%;
  background: radial-gradient(ellipse, rgba(34, 211, 238, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero > * {
  position: relative;
  z-index: 1;
}

.hero-inner {
  width: 100%;
}

/* Герой: окно-карточка строго в правом прямоугольнике (как нарисовано) */
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3xl);
  align-items: center;
  justify-items: center;
  text-align: center;
}
@media (min-width: 768px) {
  .hero-grid {
    grid-template-columns: 1fr minmax(320px, 520px);
    align-items: center;
    justify-items: stretch;
    text-align: left;
    gap: var(--space-2xl);
  }
  .hero-grid .hero-content {
    grid-column: 2;
  }
}
@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr minmax(360px, 520px);
  }
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin: 0 0 var(--space-lg);
  animation: fadeUp 0.6s ease both;
}

.hero-lead {
  font-size: 1.1875rem;
  color: var(--color-text-muted);
  max-width: 40ch;
  margin: 0 0 var(--space-2xl);
  line-height: 1.5;
  animation: fadeUp 0.6s 0.1s ease both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  animation: fadeUp 0.6s 0.2s ease both;
}

.hero-for-who {
  font-size: 0.9375rem;
  color: var(--color-cyan);
  margin: 0 0 var(--space-2xl);
  font-weight: 500;
}

.hero-visual {
  animation: fadeUp 0.6s 0.3s ease both;
  display: flex;
  justify-content: center;
  align-items: center;
}
@media (min-width: 900px) {
  .hero-visual {
    justify-content: flex-end;
  }
}

/* Hero content — обычное окно в правом прямоугольнике */
.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: var(--space-2xl);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--glass-shadow);
  width: 100%;
  max-width: 520px;
  text-align: left;
}
@media (min-width: 768px) {
  .hero-content {
    max-width: 100%;
  }
}

@supports (backdrop-filter: blur(8px)) or (-webkit-backdrop-filter: blur(8px)) {
  .hero-content {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-color: var(--glass-border);
  }
}

.hero-mockup {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
  width: 100%;
  max-width: 520px;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.25);
}
@supports (backdrop-filter: blur(8px)) or (-webkit-backdrop-filter: blur(8px)) {
  .hero-mockup {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-color: var(--glass-border);
  }
}
.hero-mockup img {
  border-radius: 8px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
}
.hero-mockup-placeholder {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

/* Hero 3D poster + tap area (fallback image, no video) */
.hero-3d-wrap {
  width: 100%;
  max-width: 520px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.3), var(--glow-accent);
  display: flex;
  flex-direction: column;
  gap: 0;
}
.hero-3d-img-block {
  position: relative;
  width: 100%;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
}
.hero-3d-poster {
  width: 100%;
  height: auto;
  display: block;
  vertical-align: middle;
}
.hero-3d-fallback {
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}
.hero-3d-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}
.hero-3d-canvas[data-active] {
  display: block;
}
.hero-3d-img-block.hero-3d-active .hero-3d-poster { display: none; }
.hero-3d-img-block.hero-3d-active .hero-3d-canvas { display: block; }
.hero-3d-img-block.hero-3d-active .hero-3d-tap-area { pointer-events: none; }

/* Spline viewer container (when data-spline-url is set) */
.hero-spline-viewer-wrap {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  min-height: 280px;
  display: none;
}
.hero-spline-viewer-wrap spline-viewer {
  width: 100%;
  height: 100%;
  display: block;
}
.hero-3d-img-block.hero-3d-spline-active .hero-3d-poster { display: none; }
.hero-3d-img-block.hero-3d-spline-active .hero-spline-viewer-wrap { display: block; }
.hero-3d-img-block.hero-3d-spline-active .hero-3d-tap-area { pointer-events: none; }
.hero-spline-viewer-wrap:not(:empty) { display: block; }

.hero-3d-focus-ui {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: var(--space-lg);
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}
.hero-3d-focus-ui.hero-3d-focus-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.hero-3d-focus-back {
  margin-bottom: var(--space-md);
  padding: 0.5rem 1rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}
.hero-3d-focus-back:hover {
  background: var(--color-surface);
  border-color: var(--color-accent);
}
.hero-3d-focus-dots {
  display: flex;
  gap: 0.5rem;
}
.hero-3d-focus-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: var(--color-border);
  cursor: pointer;
  padding: 0;
  transition: background 0.2s, transform 0.2s;
}
.hero-3d-focus-dot.active {
  background: var(--color-accent);
  transform: scale(1.2);
}

.hero-3d-tap-area {
  position: absolute;
  inset: 0;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
}
.hero-3d-tap-area:hover {
  background: rgba(0, 0, 0, 0.12);
}
.hero-3d-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0.875rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s, box-shadow 0.2s;
}
.hero-3d-cta:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-accent);
  color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent);
}

/* Hero demo modal (focus mode) */
.hero-demo-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}
.hero-demo-overlay[data-open] {
  opacity: 1;
  visibility: visible;
}
.hero-demo-overlay[hidden] {
  display: none !important;
}
.hero-demo-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  cursor: pointer;
}
.hero-demo-modal {
  position: relative;
  width: 100%;
  max-width: 360px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
}
.hero-demo-close {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  min-height: 2.5rem;
  padding: 0 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  font-size: 0.9375rem;
  line-height: 1;
  color: var(--color-text-muted);
  background: none;
  border: none;
  cursor: pointer;
  border-radius: var(--radius);
  transition: color 0.2s, background 0.2s;
}
.hero-demo-close span { font-size: 0.9375rem; }
.hero-demo-close:hover {
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.08);
}
.hero-demo-phone {
  width: 100%;
  aspect-ratio: 9 / 19.5;
  max-height: 420px;
  background: var(--color-bg);
  border-radius: 16px;
  border: 2px solid var(--color-border);
  overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}
.hero-demo-screen {
  width: 100%;
  height: 100%;
  overflow: hidden;
  position: relative;
}
.hero-demo-slides {
  position: relative;
  width: 100%;
  height: 100%;
}
.hero-demo-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.hero-demo-slide.active {
  position: relative;
  opacity: 1;
  visibility: visible;
}
.hero-demo-slide-inner {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  text-align: center;
  line-height: 1.5;
}
.hero-demo-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  width: 100%;
}
.hero-demo-prev,
.hero-demo-next {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: color 0.2s, background 0.2s, border-color 0.2s;
}
.hero-demo-prev:hover,
.hero-demo-next:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: rgba(143, 125, 201, 0.08);
}
.hero-demo-dots {
  display: flex;
  gap: 0.5rem;
}
.hero-demo-dots button {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: var(--color-border);
  cursor: pointer;
  padding: 0;
  transition: background 0.2s, transform 0.2s;
}
.hero-demo-dots button.active {
  background: var(--color-accent);
  transform: scale(1.2);
}

@media (prefers-reduced-motion: reduce) {
  .hero-demo-slide,
  .hero-demo-overlay,
  .hero-3d-cta {
    transition: none;
  }
  .hero-demo-dots button.active {
    transform: none;
  }
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Sections */
.section {
  padding: var(--space-4xl) 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-label {
  font-size: 0.8125rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin: 0 0 var(--space-sm);
}

.section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-lg);
  line-height: 1.25;
}

.section-title-center {
  text-align: center;
  max-width: 28ch;
  margin-inline: auto;
}

.section-lead {
  text-align: center;
  color: var(--color-text-muted);
  max-width: 40ch;
  margin-inline: auto var(--space-2xl);
}

/* Two cols */
.two-cols {
  display: grid;
  gap: var(--space-2xl);
}
@media (min-width: 768px) {
  .two-cols {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
  }
}

.two-cols .section-title {
  margin-bottom: var(--space-md);
}

.two-cols .col {
  padding: var(--space-2xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}
@supports (backdrop-filter: blur(8px)) or (-webkit-backdrop-filter: blur(8px)) {
  .two-cols .col {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-color: var(--glass-border);
    box-shadow: var(--glass-shadow);
  }
}
.two-cols p {
  margin: 0;
  color: var(--color-text-muted);
}

/* Features grid */
.features-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-lg);
}
@media (min-width: 640px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 900px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-xl);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  transition: border-color var(--transition), transform 0.2s ease, box-shadow 0.2s ease;
}
@supports (backdrop-filter: blur(8px)) or (-webkit-backdrop-filter: blur(8px)) {
  .feature-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-color: var(--glass-border);
    box-shadow: var(--glass-shadow);
  }
}
.feature-card:hover {
  border-color: rgba(143, 125, 201, 0.4);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.feature-icon {
  font-size: 1.75rem;
  display: block;
  margin-bottom: var(--space-md);
}

.feature-card h4 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0 0 var(--space-sm);
}

.feature-card p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* Steps */
.steps {
  list-style: none;
  list-style-type: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-xl);
  counter-reset: step;
}
@media (min-width: 640px) {
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 900px) {
  .steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

.step {
  position: relative;
  padding-left: 3.5rem;
  counter-increment: step;
}

.step-num {
  position: absolute;
  left: 0;
  top: 0;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent);
  color: #fff;
  font-weight: 600;
  font-size: 0.9375rem;
  border-radius: 50%;
}
.step-num::before {
  content: counter(step);
}

.step h4 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin: 0 0 var(--space-xs);
}

.step p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* Who grid */
.who-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-lg);
}
@media (min-width: 640px) {
  .who-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.who-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-xl);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  transition: border-color var(--transition), box-shadow 0.2s ease;
}
@supports (backdrop-filter: blur(8px)) or (-webkit-backdrop-filter: blur(8px)) {
  .who-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-color: var(--glass-border);
    box-shadow: var(--glass-shadow);
  }
}
.who-card:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.who-card h4 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin: 0 0 var(--space-sm);
}

.who-card p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* Proof */
.proof-block {
  text-align: center;
  max-width: 560px;
  margin-inline: auto;
  padding: var(--space-2xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}
@supports (backdrop-filter: blur(8px)) or (-webkit-backdrop-filter: blur(8px)) {
  .proof-block {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-color: var(--glass-border);
    box-shadow: var(--glass-shadow);
  }
}

.proof-stats {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2xl);
  margin-bottom: var(--space-xl);
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
}

.stat-value {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.5rem;
  color: var(--color-accent);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.proof-coming {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* FAQ */
.faq-list {
  max-width: 640px;
  margin: 0 auto;
  padding: 0;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-q {
  width: 100%;
  padding: var(--space-lg) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  background: none;
  border: none;
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: color var(--transition);
}
.faq-q:hover {
  color: var(--color-accent);
}
.faq-q::after {
  content: "+";
  flex-shrink: 0;
  font-size: 1.25rem;
  color: var(--color-text-muted);
  transition: transform var(--transition);
}
.faq-item[data-open] .faq-q::after {
  transform: rotate(45deg);
}

.faq-a {
  margin: 0;
  padding: 0 0 var(--space-lg);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  display: none;
}
.faq-item[data-open] .faq-a {
  display: block;
  animation: fadeUp 0.25s ease;
}

/* CTA + Form */
.section-cta {
  background: var(--color-bg-alt);
}

.contact-wrap {
  max-width: 520px;
  margin-inline: auto;
  display: grid;
  gap: var(--space-2xl);
  padding: var(--space-3xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
}
@supports (backdrop-filter: blur(8px)) or (-webkit-backdrop-filter: blur(8px)) {
  .contact-wrap {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-color: var(--glass-border);
    box-shadow: var(--glass-shadow);
  }
}

.form input,
.form textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  margin-bottom: var(--space-md);
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}
.form input::placeholder,
.form textarea::placeholder {
  color: var(--color-text-muted);
}
.form input:focus,
.form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form textarea {
  resize: vertical;
  min-height: 100px;
}

.form .btn {
  width: 100%;
  margin-top: var(--space-sm);
  margin-bottom: var(--space-md);
  padding: 1rem 1.5rem;
  font-size: 1.0625rem;
  box-shadow: 0 4px 14px rgba(143, 125, 201, 0.22);
}
.form .btn:hover {
  box-shadow: 0 6px 20px rgba(143, 125, 201, 0.28);
}

.form-note {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin: 0;
}

.form-msg {
  margin-top: var(--space-md);
  padding: var(--space-md);
  border-radius: var(--radius);
  font-size: 0.9375rem;
}
.form-msg-ok {
  background: rgba(143, 125, 201, 0.12);
  color: var(--color-accent);
}
.form-msg-err {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
}

.hp {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  clip-path: inset(50%) !important;
  border: 0 !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.contact-links {
  text-align: center;
}
.contact-links p {
  margin: 0 0 var(--space-md);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}
.contact-link {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  margin: 0 var(--space-sm) var(--space-sm) 0;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid var(--color-accent);
  color: var(--color-accent);
  background: transparent;
  transition: background 0.2s ease, color 0.2s ease;
}
.contact-link:hover {
  background: rgba(143, 125, 201, 0.12);
  color: var(--color-accent-hover);
}

/* Back link (legal pages) */
.back {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  margin-bottom: var(--space-xl);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid var(--color-border);
  color: var(--color-text-muted);
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}
.back:hover {
  color: var(--color-text);
  border-color: var(--color-accent);
  background: rgba(143, 125, 201, 0.08);
}

/* Footer */
.footer {
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  align-items: center;
  justify-content: space-between;
}

.footer-brand .logo {
  display: block;
  margin-bottom: var(--space-xs);
}

.footer-tagline {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0;
}

.footer-nav {
  display: flex;
  gap: var(--space-xl);
}
.footer-nav a {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer-copy {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin: 0;
  width: 100%;
  text-align: center;
}
@media (min-width: 640px) {
  .footer-copy {
    width: auto;
    text-align: right;
  }
}

/* 404 page */
.page-404 {
  min-height: 80vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-2xl);
}

.page-404 h1 {
  font-family: var(--font-display);
  font-size: clamp(4rem, 15vw, 8rem);
  font-weight: 700;
  color: var(--color-accent);
  margin: 0 0 var(--space-md);
  line-height: 1;
}

.page-404 p {
  color: var(--color-text-muted);
  margin: 0 0 var(--space-xl);
  max-width: 28ch;
}

/* Utility */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}