/* АктивГрад Landing — design tokens from in-game UI */
:root {
  --ag-primary: #2F4F4F;
  --ag-primary-light: #305D5F;
  --ag-accent: #2E695B;
  --ag-dark: #1B3732;
  --ag-text: #48655E;
  --ag-text-muted: #6E8F8F;
  --ag-text-meta: #94A3B8;
  --ag-surface: #FFFFFF;
  --ag-surface-mint: #D1FFED;
  --ag-surface-mint-light: #E3FFF5;
  --ag-surface-dark: #242F3E;
  --ag-success: #1F6B5C;
  --ag-success-bg: #D1F2E6;
  --ag-danger: #AA474B;
  --ag-overlay: rgba(36, 36, 36, 0.55);

  --font: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-pill: 999px;
  --shadow-sm: 0 2px 8px rgba(27, 55, 50, 0.06);
  --shadow-md: 0 8px 32px rgba(27, 55, 50, 0.1);
  --shadow-lg: 0 24px 64px rgba(27, 55, 50, 0.14);
  --header-h: 72px;
  --container: min(1120px, calc(100% - 2rem));
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --transition: 0.35s var(--ease-out);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ag-text);
  background: var(--ag-surface);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

img, svg, video { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }

.container { width: var(--container); margin-inline: auto; }

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 10000;
  padding: 0.75rem 1.25rem;
  background: var(--ag-accent);
  color: var(--ag-surface-mint-light);
  border-radius: var(--radius-sm);
  font-weight: 600;
}
.skip-link:focus { top: 1rem; }

/* Header */
.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--header-h);
  transition: background var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
}

.header.is-scrolled {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  box-shadow: var(--shadow-sm);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-weight: 800;
  font-size: 1.125rem;
  color: var(--ag-dark);
}

.logo__icon {
  width: 2rem;
  height: 2rem;
  color: var(--ag-accent);
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__menu a {
  padding: 0.5rem 1rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--ag-primary);
  border-radius: var(--radius-pill);
  transition: background var(--transition), color var(--transition);
}

.nav__menu a:hover { background: var(--ag-surface-mint); }

.nav__cta {
  background: var(--ag-accent) !important;
  color: var(--ag-surface-mint-light) !important;
  font-weight: 600 !important;
}
.nav__cta:hover {
  background: var(--ag-dark) !important;
  color: var(--ag-surface-mint-light) !important;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  background: var(--ag-surface-mint);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.nav__toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin-inline: auto;
  background: var(--ag-dark);
  border-radius: 1px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 768px) {
  .nav__toggle { display: flex; }
  .nav__menu {
    position: fixed;
    inset: var(--header-h) 0 auto;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(47, 79, 79, 0.08);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
  }
  .nav__menu.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav__menu a { padding: 0.875rem 1rem; }
}

/* Typography helpers */
.eyebrow {
  display: inline-block;
  margin: 0 0 0.75rem;
  padding: 0.35rem 0.875rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ag-success);
  background: var(--ag-success-bg);
  border-radius: var(--radius-pill);
}

.text-gradient {
  background: linear-gradient(135deg, var(--ag-accent) 0%, var(--ag-primary-light) 50%, var(--ag-dark) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
  border: 2px solid transparent;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: transform 0.2s var(--ease-out), box-shadow var(--transition), background var(--transition), border-color var(--transition);
}

.btn:active { transform: scale(0.98); }

.btn--primary {
  background: var(--ag-accent);
  color: var(--ag-surface-mint-light);
  box-shadow: 0 4px 20px rgba(46, 105, 91, 0.35);
}
.btn--primary:hover {
  background: var(--ag-dark);
  box-shadow: 0 8px 28px rgba(27, 55, 50, 0.35);
}

.btn--ghost {
  background: transparent;
  color: var(--ag-primary);
  border-color: rgba(47, 79, 79, 0.2);
}
.btn--ghost:hover {
  background: var(--ag-surface-mint);
  border-color: transparent;
}

.btn--full { width: 100%; }

.btn.is-loading .btn__text { opacity: 0; }
.btn.is-loading .btn__loader {
  position: absolute;
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid rgba(227, 255, 245, 0.3);
  border-top-color: var(--ag-surface-mint-light);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Hero */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 2rem) 0 4rem;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(165deg, #FFFFFF 0%, #F0FFF9 35%, #D1FFED 100%);
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  animation: float 12s ease-in-out infinite;
}
.hero__orb--1 {
  width: 480px;
  height: 480px;
  top: -10%;
  right: -5%;
  background: rgba(169, 234, 213, 0.6);
}
.hero__orb--2 {
  width: 360px;
  height: 360px;
  bottom: 10%;
  left: -8%;
  background: rgba(46, 105, 91, 0.15);
  animation-delay: -4s;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(47, 79, 79, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(47, 79, 79, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 20%, transparent 75%);
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -20px) scale(1.05); }
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero__title {
  margin: 0 0 1.25rem;
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--ag-dark);
}

.hero__subtitle {
  margin: 0 0 2rem;
  max-width: 34rem;
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--ag-text-muted);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin-bottom: 2.5rem;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2.5rem;
  list-style: none;
  margin: 0;
  padding: 1.5rem 0 0;
  border-top: 1px solid rgba(47, 79, 79, 0.1);
}

.hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.hero__stats strong {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--ag-dark);
  letter-spacing: -0.02em;
}

.hero__stats span {
  font-size: 0.875rem;
  color: var(--ag-text-meta);
}

/* Phone mock */
.phone-mock {
  position: relative;
  max-width: 320px;
  margin-inline: auto;
  padding: 12px;
  background: var(--ag-dark);
  border-radius: 36px;
  box-shadow: var(--shadow-lg);
}

.phone-mock__screen {
  position: relative;
  aspect-ratio: 9 / 19;
  border-radius: 28px;
  overflow: hidden;
  background: var(--ag-dark);
}

.phone-mock__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; text-align: center; }
  .hero__subtitle { margin-inline: auto; }
  .hero__actions { justify-content: center; }
  .hero__stats { justify-content: center; }
  .hero__visual { order: -1; }
  .phone-mock { max-width: 260px; }
}

/* Sections */
.section {
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.section--muted {
  background: linear-gradient(180deg, #FAFFFD 0%, #F0FFF9 100%);
}

.section__head {
  max-width: 640px;
  margin-bottom: 3rem;
}

.section__head h2 {
  margin: 0;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ag-dark);
  line-height: 1.15;
}

.section__head--split {
  max-width: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: end;
}

.section__lead {
  margin: 0;
  font-size: 1.0625rem;
  color: var(--ag-text-muted);
}

@media (max-width: 768px) {
  .section__head--split { grid-template-columns: 1fr; }
}

/* Steps */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
}

.step-card {
  position: relative;
  padding: 2rem 1.75rem;
  background: var(--ag-surface);
  border: 1px solid rgba(47, 79, 79, 0.08);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.step-card__num {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  font-size: 2.5rem;
  font-weight: 800;
  color: rgba(46, 105, 91, 0.12);
  line-height: 1;
}

.step-card__icon {
  width: 3rem;
  height: 3rem;
  margin-bottom: 1.25rem;
  padding: 0.75rem;
  color: var(--ag-accent);
  background: var(--ag-surface-mint);
  border-radius: var(--radius-md);
}

.step-card__icon svg { width: 100%; height: 100%; }

.step-card h3 {
  margin: 0 0 0.625rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--ag-dark);
}

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

@media (max-width: 900px) {
  .steps { grid-template-columns: 1fr; }
}

/* Bento grid */
.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.bento__item {
  padding: 1.75rem;
  background: var(--ag-surface);
  border: 1px solid rgba(47, 79, 79, 0.08);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.bento__item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.bento__item--wide { grid-column: span 2; }

.bento__item--accent {
  grid-column: span 1;
  background: linear-gradient(135deg, var(--ag-accent) 0%, var(--ag-dark) 100%);
  border: none;
  color: var(--ag-surface-mint-light);
}

.bento__icon {
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 1rem;
  color: var(--ag-accent);
}
.bento__icon svg { width: 100%; height: 100%; }

.bento__item h3 {
  margin: 0 0 0.5rem;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--ag-dark);
}

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

.bento__quote {
  margin: 0 0 0.75rem;
  font-size: 1rem;
  font-weight: 500;
  font-style: italic;
  line-height: 1.5;
}

.bento__quote-source {
  font-size: 0.8125rem;
  opacity: 0.75;
}

@media (max-width: 900px) {
  .bento { grid-template-columns: 1fr; }
  .bento__item--wide,
  .bento__item--accent { grid-column: span 1; }
}

/* Features */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.feature {
  padding: 1.5rem;
  background: var(--ag-surface);
  border: 1px solid rgba(47, 79, 79, 0.06);
  border-radius: var(--radius-md);
  transition: background var(--transition), border-color var(--transition);
}

.feature:hover {
  background: rgba(209, 255, 237, 0.35);
  border-color: rgba(46, 105, 91, 0.15);
}

.feature__icon {
  display: block;
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
}

.feature h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--ag-dark);
}

.feature p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--ag-text-muted);
}

@media (max-width: 768px) {
  .features-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .features-grid { grid-template-columns: 1fr; }
}

/* Contact */
.section--contact {
  background: var(--ag-surface-dark);
  color: rgba(255, 255, 255, 0.85);
}

.section--contact .eyebrow {
  background: rgba(209, 255, 237, 0.15);
  color: var(--ag-surface-mint);
}

.section--contact h2 {
  color: #fff;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.contact-info p {
  margin: 0 0 1.5rem;
  color: rgba(255, 255, 255, 0.7);
}

.contact-info__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-info__label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ag-surface-mint);
  margin-bottom: 0.25rem;
}

/* Form */
.contact-form {
  padding: 2rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-field {
  margin-bottom: 1rem;
}

.form-field label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
}

.form-field label span { color: var(--ag-surface-mint); }

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: inherit;
  font-size: 1rem;
  color: var(--ag-dark);
  background: var(--ag-surface);
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: rgba(87, 87, 87, 0.5);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--ag-accent);
  box-shadow: 0 0 0 4px rgba(46, 105, 91, 0.2);
}

.form-field input.is-invalid,
.form-field select.is-invalid,
.form-field textarea.is-invalid {
  border-color: var(--ag-danger);
}

.form-field--checkbox {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 0.625rem;
}

.form-field--checkbox input {
  width: auto;
  margin-top: 0.25rem;
  accent-color: var(--ag-accent);
}

.form-field--checkbox label {
  flex: 1;
  margin: 0;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.75);
}

.form-error {
  display: block;
  min-height: 1.25rem;
  margin-top: 0.25rem;
  font-size: 0.8125rem;
  color: #ff8a8a;
}

.form-honey {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.form-status {
  margin: 1rem 0 0;
  min-height: 1.5rem;
  font-size: 0.9375rem;
  text-align: center;
}
.form-status.is-success { color: var(--ag-surface-mint); }
.form-status.is-error { color: #ff8a8a; }

@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 1.5rem; }
}

/* Footer */
.footer {
  padding: 2.5rem 0;
  background: var(--ag-dark);
  color: rgba(255, 255, 255, 0.65);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 2rem;
  align-items: start;
}

.footer__brand .logo__text {
  display: block;
  font-size: 1.125rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 0.5rem;
}

.footer__brand p {
  margin: 0;
  font-size: 0.875rem;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer__links a {
  font-size: 0.875rem;
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--ag-surface-mint); }

.footer__support {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__support-logo {
  flex-shrink: 0;
  display: block;
  padding: 0.25rem 0.5rem;
  background: #fff;
  border-radius: var(--radius-sm);
}

.footer__support-logo img {
  display: block;
  width: auto;
  height: 72px;
}

.footer__support p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.75);
}

.footer__copy {
  grid-column: 1 / -1;
  margin: 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.45);
}

@media (max-width: 600px) {
  .footer__inner { grid-template-columns: 1fr; }
  .footer__support { flex-direction: column; align-items: flex-start; }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal:nth-child(2) { transition-delay: 0.08s; }
.reveal:nth-child(3) { transition-delay: 0.16s; }
.reveal:nth-child(4) { transition-delay: 0.24s; }