/* ============================================================
   Aether — Стили официального сайта
   Цветовая палитра: Deep Cosmos (#07050e), Electric Cyan (#53E5EF),
   Neon Violet (#A05CFA), Lavender (#D0B5FF)
   ============================================================ */

:root {
  --bg: #07050e;
  --bg-soft: #0c0818;
  --surface: #120d22;
  --surface-2: #191230;
  --surface-card: rgba(18, 13, 34, 0.72);
  --surface-card-hover: rgba(26, 19, 48, 0.85);

  --ink: #f5f3ff;
  --ink-pure: #ffffff;
  --muted: #a49cb8;
  --muted-2: #7c7394;

  --cyan: #53e5ef;
  --cyan-light: #7ef2f9;
  --cyan-glow: rgba(83, 229, 239, 0.35);

  --purple: #a05cfa;
  --purple-light: #ba83ff;
  --purple-glow: rgba(160, 92, 250, 0.38);

  --lavender: #d0b5ff;
  --dark-ink: #07050e;

  --line: rgba(160, 92, 250, 0.18);
  --line-strong: rgba(83, 229, 239, 0.35);

  --grad-primary: linear-gradient(135deg, #53e5ef 0%, #a05cfa 55%, #ba83ff 100%);
  --grad-text: linear-gradient(135deg, #68f1f5 0%, #a05cfa 50%, #e9d5ff 100%);
  --grad-card: linear-gradient(160deg, rgba(26, 19, 48, 0.6) 0%, rgba(14, 9, 26, 0.8) 100%);

  --font-display: "Unbounded", "Manrope", system-ui, sans-serif;
  --font-body: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;

  --container: 1200px;
  --radius-lg: 28px;
  --radius: 20px;
  --radius-sm: 14px;

  --shadow-glow: 0 20px 60px -20px rgba(160, 92, 250, 0.35);
  --shadow-cyan: 0 15px 45px -15px rgba(83, 229, 239, 0.45);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(160, 92, 250, 0.18), transparent 70%),
    radial-gradient(ellipse 60% 40% at 90% 20%, rgba(83, 229, 239, 0.12), transparent 60%),
    radial-gradient(circle at 10% 80%, rgba(160, 92, 250, 0.1), transparent 50%);
  background-attachment: fixed;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--ink-pure);
}

p {
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

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

ul, ol, dl, dd {
  margin: 0;
  padding: 0;
}

li {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ---------- Container ---------- */

.container {
  width: 100%;
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* ---------- Typography & Utility ---------- */

.text-gradient {
  background: var(--grad-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.text-cyan {
  color: var(--cyan);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--cyan);
  margin-bottom: 12px;
}

.section {
  padding-top: 100px;
  padding-bottom: 100px;
  position: relative;
}

.section--alt {
  background: rgba(12, 8, 24, 0.65);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section__head {
  margin-bottom: 56px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

@media (min-width: 768px) {
  .section__head {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
  }
}

.section__title {
  font-size: clamp(28px, 3.5vw, 42px);
}

.section__sub {
  color: var(--muted);
  font-size: 17px;
  max-width: 520px;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 700;
  padding: 13px 26px;
  border-radius: 999px;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  text-align: center;
  white-space: nowrap;
  user-select: none;
}

.btn--primary {
  background: var(--grad-primary);
  color: var(--dark-ink);
  box-shadow: 0 8px 24px -6px rgba(83, 229, 239, 0.45);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 34px -8px rgba(83, 229, 239, 0.65), 0 0 20px rgba(160, 92, 250, 0.4);
  filter: brightness(1.06);
}

.btn--ghost {
  background: rgba(25, 18, 48, 0.45);
  color: var(--ink);
  border: 1px solid rgba(160, 92, 250, 0.3);
  backdrop-filter: blur(8px);
}

.btn--ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan-light);
  background: rgba(83, 229, 239, 0.08);
  transform: translateY(-2px);
}

.btn--outline-purple {
  background: rgba(160, 92, 250, 0.12);
  color: #ffffff;
  border: 1px solid rgba(160, 92, 250, 0.45);
}

.btn--outline-purple:hover {
  background: rgba(160, 92, 250, 0.25);
  border-color: var(--purple-light);
  box-shadow: 0 8px 20px -6px rgba(160, 92, 250, 0.4);
  transform: translateY(-2px);
}

.btn--lg {
  padding: 16px 32px;
  font-size: 16px;
}

.btn--small {
  padding: 9px 18px;
  font-size: 14px;
}

.btn--soon {
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted-2);
  border: 1px solid rgba(255, 255, 255, 0.06);
  cursor: not-allowed;
}

/* ---------- Header ---------- */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: all 0.3s ease;
}

.header.is-scrolled {
  padding: 12px 0;
  background: rgba(7, 5, 14, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(160, 92, 250, 0.15);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.6);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 21px;
  letter-spacing: -0.02em;
  margin-right: 54px;
  flex-shrink: 0;
}

.logo__mark {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  filter: drop-shadow(0 0 12px rgba(83, 229, 239, 0.4));
  transition: transform 0.3s ease;
}

.logo:hover .logo__mark {
  transform: scale(1.08) rotate(3deg);
}

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

.nav {
  display: none;
}

@media (min-width: 960px) {
  .nav {
    display: flex;
    align-items: center;
    gap: 32px;
    margin-right: auto;
    padding-left: 8px;
  }
}

.nav__mobile-actions {
  display: none;
}

.nav__link {
  font-size: 15px;
  font-weight: 500;
  color: var(--muted);
  position: relative;
  padding: 6px 0;
}

.nav__link:hover {
  color: var(--ink-pure);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--cyan);
  transition: width 0.25s ease;
}

.nav__link:hover::after {
  width: 100%;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.burger {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  width: 38px;
  height: 38px;
  padding: 8px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
}

@media (min-width: 960px) {
  .burger {
    display: none;
  }
}

.burger span {
  width: 100%;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: all 0.25s ease;
}

/* Mobile Nav Drawer */
@media (max-width: 959px) {
  .nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 300px;
    background: #0d081b;
    border-left: 1px solid var(--line);
    padding: 90px 32px 32px;
    flex-direction: column;
    gap: 22px;
    align-items: flex-start;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: -20px 0 50px rgba(0, 0, 0, 0.8);
    display: flex;
  }

  .nav.is-open {
    transform: translateX(0);
  }

  .nav__link {
    font-size: 18px;
    font-weight: 600;
    width: 100%;
    padding: 8px 0;
  }

  .nav__mobile-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
    margin-top: 16px;
    padding-top: 20px;
    border-top: 1px solid var(--line);
  }

  .header__btn-desktop {
    display: none !important;
  }
}

/* ---------- Hero Section ---------- */

.hero {
  position: relative;
  padding-top: 150px;
  padding-bottom: 90px;
  overflow: hidden;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 50px;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 60px;
  }
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(160, 92, 250, 0.12);
  border: 1px solid rgba(160, 92, 250, 0.3);
  font-size: 13px;
  font-weight: 600;
  color: var(--lavender);
  margin-bottom: 24px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px var(--cyan);
  display: inline-block;
  animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.7; }
}

.hero__title {
  font-size: clamp(34px, 5.5vw, 62px);
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero__lead {
  font-size: clamp(16px, 1.8vw, 19px);
  color: var(--muted);
  line-height: 1.6;
  max-width: 580px;
  margin-bottom: 36px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 32px;
}

.hero__release {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 14px;
  color: var(--muted);
}

.hero__release strong {
  color: var(--cyan);
}

.hero__hint {
  font-size: 13px;
  color: var(--muted-2);
  margin-top: 14px;
}

.hero__hint--os {
  color: var(--lavender);
  background: rgba(160, 92, 250, 0.1);
  padding: 6px 12px;
  border-radius: 8px;
  display: inline-block;
  border: 1px dashed rgba(160, 92, 250, 0.3);
}

/* Hero Visual / Shield Stage */

.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 420px;
}

.hero__orbit {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.hero__orbit--outer {
  width: 420px;
  height: 420px;
  border: 1px dashed rgba(160, 92, 250, 0.25);
  animation: orbitRotate 45s linear infinite;
}

.hero__orbit--inner {
  width: 310px;
  height: 310px;
  border: 1px solid rgba(83, 229, 239, 0.2);
  animation: orbitRotateRev 30s linear infinite;
}

@keyframes orbitRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes orbitRotateRev {
  from { transform: rotate(360deg); }
  to { transform: rotate(0deg); }
}

.logo-stage {
  position: relative;
  z-index: 2;
  width: 210px;
  height: 210px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-stage__halo {
  position: absolute;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(160, 92, 250, 0.32) 0%, rgba(83, 229, 239, 0.15) 50%, transparent 70%);
  filter: blur(28px);
  z-index: 1;
}

.logo-stage img,
.logo-stage svg {
  position: relative;
  z-index: 2;
  width: 170px;
  height: 170px;
  filter: drop-shadow(0 15px 35px rgba(83, 229, 239, 0.3)) drop-shadow(0 0 25px rgba(160, 92, 250, 0.5));
  animation: floatShield 6s ease-in-out infinite;
}

@keyframes floatShield {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-10px) scale(1.02); }
}

/* Floating feature chips around shield */
.chip {
  position: absolute;
  z-index: 3;
  padding: 10px 16px;
  background: rgba(18, 13, 34, 0.88);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(160, 92, 250, 0.35);
  border-radius: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 15px 35px -10px rgba(0, 0, 0, 0.7);
  transition: transform 0.3s ease;
}

.chip:hover {
  transform: scale(1.05);
}

.chip__icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: rgba(83, 229, 239, 0.12);
  color: var(--cyan);
  display: flex;
  align-items: center;
  justify-content: center;
}

.chip strong {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-pure);
}

.chip small {
  display: block;
  font-size: 11px;
  color: var(--muted);
}

.chip--one {
  top: 18%;
  left: -8%;
}

.chip--two {
  bottom: 12%;
  left: -2%;
}

.chip--three {
  top: 48%;
  right: -8%;
}

@media (max-width: 640px) {
  .chip {
    display: none;
  }
}

/* Hero strip */
.hero__strip {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
  margin-top: 50px;
  color: var(--muted);
  font-size: 14px;
}

.hero__strip li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* ---------- Platforms Grid ---------- */

.platforms {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 640px) {
  .platforms {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1040px) {
  .platforms {
    grid-template-columns: 1.25fr 1fr 1fr 1fr;
    gap: 20px;
  }
}

.platform {
  background: var(--surface-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 22px;
  display: flex;
  flex-direction: column;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.platform:hover {
  border-color: rgba(160, 92, 250, 0.4);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.platform--android {
  border-color: rgba(83, 229, 239, 0.45);
  background: linear-gradient(160deg, rgba(22, 15, 42, 0.9) 0%, rgba(13, 9, 26, 0.95) 100%);
  box-shadow: 0 15px 40px -15px rgba(83, 229, 239, 0.25);
}

.platform.is-detected {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  box-shadow: 0 0 30px -5px var(--cyan-glow);
}

.platform__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
}

.platform__icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--ink-pure);
  display: flex;
  align-items: center;
  justify-content: center;
}

.platform__icon--android {
  background: rgba(83, 229, 239, 0.15);
  color: var(--cyan);
}

.pill {
  font-size: 12px;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pill--ready {
  background: rgba(83, 229, 239, 0.15);
  color: var(--cyan);
  border: 1px solid rgba(83, 229, 239, 0.3);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.pill--soon {
  background: rgba(255, 255, 255, 0.05);
  color: var(--muted-2);
}

.platform h3 {
  font-size: 22px;
  margin-bottom: 10px;
}

.platform p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
  margin-bottom: 20px;
}

.platform .release-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: 16px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.05);
  margin-bottom: 24px;
}

.release-meta dt {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--muted-2);
  letter-spacing: 0.05em;
}

.release-meta dd {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-pure);
  margin-top: 4px;
}

.platform__footer {
  margin-top: auto;
}

.platform__note {
  font-size: 12px;
  color: var(--muted-2);
  margin-top: 14px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ---------- Features Grid ---------- */

.features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 640px) {
  .features {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.feature {
  background: var(--surface-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 26px;
  transition: all 0.3s ease;
}

.feature:hover {
  border-color: var(--cyan);
  transform: translateY(-4px);
  box-shadow: 0 16px 36px -12px rgba(83, 229, 239, 0.2);
}

.feature__icon {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(83, 229, 239, 0.15) 0%, rgba(160, 92, 250, 0.15) 100%);
  border: 1px solid rgba(83, 229, 239, 0.3);
  color: var(--cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
}

.feature h3 {
  font-size: 18px;
  margin-bottom: 12px;
}

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

/* ---------- Setup Steps ---------- */

.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 48px;
}

@media (min-width: 860px) {
  .steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step {
  background: var(--surface-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  position: relative;
  overflow: hidden;
}

.step__num {
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 800;
  color: rgba(160, 92, 250, 0.25);
  line-height: 1;
  margin-bottom: 16px;
  display: block;
}

.step h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.step p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.6;
}

.cta-banner {
  background: linear-gradient(135deg, rgba(26, 17, 51, 0.9) 0%, rgba(14, 9, 26, 0.95) 100%);
  border: 1px solid rgba(83, 229, 239, 0.35);
  border-radius: var(--radius);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  box-shadow: 0 20px 50px -15px rgba(83, 229, 239, 0.2);
}

@media (min-width: 768px) {
  .cta-banner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.cta-banner h3 {
  font-size: 26px;
  margin-bottom: 8px;
}

.cta-banner p {
  color: var(--muted);
}

/* ---------- Pricing / Subscription Section ---------- */

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.pricing-card {
  background: var(--surface-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.pricing-card--featured {
  background: linear-gradient(160deg, rgba(28, 18, 54, 0.9) 0%, rgba(13, 9, 26, 0.95) 100%);
  border-color: rgba(83, 229, 239, 0.45);
  box-shadow: 0 15px 45px -15px rgba(83, 229, 239, 0.3);
}

.pricing-badge {
  position: absolute;
  top: 18px;
  right: 18px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--grad-primary);
  color: var(--dark-ink);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.pricing-card h3 {
  font-size: 22px;
  margin-bottom: 12px;
}

.pricing-price {
  font-family: var(--font-display);
  font-size: 38px;
  font-weight: 800;
  color: var(--ink-pure);
  margin-bottom: 20px;
}

.pricing-price small {
  font-size: 15px;
  color: var(--muted);
  font-weight: 500;
}

.pricing-features {
  margin-bottom: 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--muted);
}

.pricing-features li svg {
  color: var(--cyan);
  flex-shrink: 0;
}

/* ---------- FAQ ---------- */

.faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}

@media (min-width: 900px) {
  .faq-layout {
    grid-template-columns: 1fr 1.6fr;
  }
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--surface-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color 0.25s ease;
}

.faq-item:hover,
.faq-item[open] {
  border-color: rgba(83, 229, 239, 0.35);
}

.faq-item summary {
  padding: 22px 24px;
  font-size: 17px;
  font-weight: 600;
  color: var(--ink-pure);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  user-select: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item__chevron {
  width: 20px;
  height: 20px;
  color: var(--cyan);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.faq-item[open] .faq-item__chevron {
  transform: rotate(180deg);
}

.faq-item__body {
  padding: 0 24px 22px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

/* ---------- Footer ---------- */

.footer {
  border-top: 1px solid var(--line);
  padding: 60px 0 36px;
  background: #05030b;
}

.footer__top {
  display: flex;
  flex-direction: column;
  gap: 32px;
  margin-bottom: 48px;
}

@media (min-width: 768px) {
  .footer__top {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  font-size: 14px;
  color: var(--muted);
}

.footer__links a:hover {
  color: var(--cyan);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 13px;
  color: var(--muted-2);
}

@media (min-width: 768px) {
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* ---------- To Top & Toast ---------- */

.to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(18, 13, 34, 0.9);
  border: 1px solid var(--line);
  color: var(--cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: all 0.25s ease;
  z-index: 90;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
}

.to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.to-top:hover {
  border-color: var(--cyan);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px var(--cyan-glow);
}

.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(30px);
  background: rgba(22, 16, 42, 0.95);
  color: var(--ink-pure);
  border: 1px solid var(--cyan);
  padding: 12px 24px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.8), 0 0 20px var(--cyan-glow);
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1000;
}

.toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---------- Reveal Animations ---------- */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

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

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .hero__orbit--outer,
  .hero__orbit--inner,
  .logo-stage img,
  .status-dot {
    animation: none !important;
  }
}

/* ---------- Subscription Dialog ---------- */

.subscription-dialog {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #0f0a1f;
  color: var(--ink);
  padding: 0;
  max-width: 480px;
  width: 90%;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.8), 0 0 40px rgba(160, 92, 250, 0.25);
  position: fixed;
  inset: 0;
  margin: auto;
  z-index: 1000;
}

.subscription-dialog::backdrop {
  background: rgba(4, 2, 10, 0.78);
  backdrop-filter: blur(8px);
}

.subscription-dialog__content {
  padding: 36px 32px;
  position: relative;
}

.subscription-dialog__close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: all 0.2s ease;
}

.subscription-dialog__close:hover {
  color: var(--ink-pure);
  background: rgba(255, 255, 255, 0.12);
}

.subscription-dialog h2 {
  font-size: 22px;
  margin-bottom: 10px;
}

.subscription-dialog p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 24px;
}

.dialog-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(160, 92, 250, 0.15);
  border: 1px solid rgba(160, 92, 250, 0.35);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--lavender);
  margin-bottom: 16px;
}

.dialog-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.dialog-actions .btn {
  flex: 1;
  min-width: 140px;
}

.dialog-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--lavender);
}

.form-input {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 13px 16px;
  color: #ffffff;
  font-family: inherit;
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 12px var(--cyan-glow);
}

.tariff-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.tariff-opt {
  position: relative;
}

.tariff-opt input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.tariff-opt label {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 12px 8px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}

.tariff-opt span.t-months {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-pure);
}

.tariff-opt span.t-price {
  font-size: 12px;
  color: var(--cyan);
  font-weight: 600;
}

.tariff-opt input:checked + label {
  border-color: var(--cyan);
  background: rgba(83, 229, 239, 0.12);
  box-shadow: 0 0 14px rgba(83, 229, 239, 0.25);
}

html:has(.subscription-dialog[open]) {
  overflow: hidden;
}