:root {
  color-scheme: dark;
  --bg: #070811;
  --bg-2: #0d1020;
  --panel: rgba(255,255,255,.07);
  --panel-strong: rgba(255,255,255,.11);
  --line: rgba(255,255,255,.16);
  --text: #f7fbff;
  --muted: #b4bfd7;
  --cyan: #29d6ff;
  --blue: #3a7cff;
  --violet: #9a55ff;
  --pink: #ff3eb8;
  --green: #43f0a6;
  --shadow: 0 24px 70px rgba(0,0,0,.42);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    linear-gradient(180deg, #050711 0%, #0b1022 45%, #070811 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  letter-spacing: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.92), rgba(0,0,0,.18));
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(120deg, rgba(41,214,255,.13), transparent 24%, rgba(154,85,255,.12) 44%, transparent 72%, rgba(255,62,184,.08)),
    repeating-linear-gradient(135deg, rgba(255,255,255,.025) 0 1px, transparent 1px 16px);
}

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

section[id] {
  scroll-margin-top: 112px;
}

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

.site-shell {
  overflow: hidden;
}

.topbar {
  position: fixed;
  top: 16px;
  left: 50%;
  z-index: 50;
  width: min(1160px, calc(100% - 28px));
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 10px 12px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius);
  background: rgba(8,10,20,.74);
  box-shadow: 0 18px 60px rgba(0,0,0,.36);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
}

.brand img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  filter: drop-shadow(0 0 16px rgba(41,214,255,.45));
}

.nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav a {
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 14px;
  font-weight: 750;
  transition: color .2s ease, background .2s ease, box-shadow .2s ease;
}

.nav a:hover,
.nav a.active {
  color: var(--text);
  background: rgba(255,255,255,.08);
  box-shadow: inset 0 0 0 1px rgba(41,214,255,.18);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,.06);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--text);
}

.section-band {
  position: relative;
  padding: 96px 0;
}

.container {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  min-height: 92svh;
  display: grid;
  align-items: center;
  padding: 132px 0 76px;
}

.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(41,214,255,.48), rgba(154,85,255,.48), transparent);
}

.hero-media {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-logo {
  position: absolute;
  right: max(20px, calc((100vw - 1160px) / 2));
  top: 112px;
  width: min(54vw, 640px);
  opacity: .13;
  filter: blur(.2px) drop-shadow(0 0 44px rgba(41,214,255,.42));
}

.phone-frame {
  position: absolute;
  right: max(64px, calc((100vw - 1120px) / 2));
  bottom: 54px;
  width: min(24vw, 300px);
  min-width: 230px;
  max-height: 76svh;
  padding: 8px;
  border: 1px solid rgba(41,214,255,.38);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(255,255,255,.12), rgba(255,255,255,.03));
  box-shadow: var(--shadow), 0 0 42px rgba(41,214,255,.18);
  transform: rotate(2deg);
}

.phone-frame img {
  width: 100%;
  max-height: 72svh;
  object-fit: contain;
  object-position: top;
  border-radius: 6px;
}

.signal-lines {
  position: absolute;
  inset: auto 0 0 0;
  height: 42%;
  background: repeating-linear-gradient(180deg, transparent 0 20px, rgba(41,214,255,.12) 21px 22px, transparent 23px 44px);
  transform: skewY(-7deg);
  opacity: .35;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(640px, calc(100% - 32px));
  margin-left: max(16px, calc((100vw - 1160px) / 2));
  margin-right: auto;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

h1, h2, h3, p {
  margin-top: 0;
}

h1 {
  margin-bottom: 18px;
  font-size: clamp(52px, 10vw, 118px);
  line-height: .88;
  font-weight: 950;
  text-shadow: 0 0 38px rgba(41,214,255,.22), 0 0 70px rgba(154,85,255,.22);
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 5vw, 58px);
  line-height: 1;
}

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

.lead {
  max-width: 650px;
  color: #dfe8ff;
  font-size: clamp(18px, 2.5vw, 24px);
  line-height: 1.35;
}

.hero-actions,
.card-actions,
.support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 18px;
  border: 1px solid rgba(255,255,255,.17);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(255,255,255,.10), rgba(255,255,255,.04));
  color: var(--text);
  font-weight: 850;
  box-shadow: 0 14px 34px rgba(0,0,0,.26);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.button:hover {
  transform: translateY(-2px);
  border-color: rgba(41,214,255,.48);
  box-shadow: 0 18px 42px rgba(0,0,0,.36), 0 0 28px rgba(41,214,255,.16);
}

.button.primary {
  border-color: rgba(41,214,255,.48);
  background: linear-gradient(135deg, var(--violet), var(--blue) 52%, var(--cyan));
}

.button.ghost {
  background: rgba(255,255,255,.035);
}

.button.small {
  min-height: 42px;
  padding: 0 14px;
  font-size: 14px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 34px 0 0;
}

.hero-stats div {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,.055);
}

.hero-stats dt {
  color: var(--muted);
  font-size: 12px;
}

.hero-stats dd {
  margin: 4px 0 0;
  font-weight: 850;
}

.two-col,
.bot-layout,
.story-layout,
.support-layout {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: clamp(24px, 5vw, 72px);
  align-items: start;
}

.rich-text,
.story-copy {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}

.section-head {
  max-width: 820px;
  margin-bottom: 34px;
}

.section-head p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.55;
}

.feature-grid,
.device-grid,
.tariff-grid,
.roadmap-grid {
  display: grid;
  gap: 14px;
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.device-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tariff-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card,
.device-card,
.tariff-card,
.chat-preview,
.trouble,
.faq-list details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.09), rgba(255,255,255,.045));
  box-shadow: 0 22px 50px rgba(0,0,0,.24);
}

.feature-card,
.device-card,
.tariff-card {
  padding: 22px;
}

.feature-card p,
.device-card p,
.tariff-card p {
  color: var(--muted);
  line-height: 1.55;
}

.feature-card:hover,
.device-card:hover,
.tariff-card:hover {
  border-color: rgba(41,214,255,.42);
  box-shadow: 0 24px 58px rgba(0,0,0,.28), 0 0 34px rgba(154,85,255,.12);
}

.card-icon {
  display: inline-flex;
  margin-bottom: 28px;
  color: var(--green);
  font-weight: 950;
}

.dark {
  background: linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.015));
}

.timeline {
  display: grid;
  gap: 10px;
}

.timeline article {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 18px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,.12);
}

.timeline b {
  color: var(--text);
}

.timeline span {
  color: var(--muted);
}

.device-card ol,
.trouble ol {
  margin: 0 0 18px;
  padding-left: 20px;
  color: #dce6ff;
  line-height: 1.55;
}

.note {
  margin: 0 0 18px;
  padding: 12px;
  border: 1px solid rgba(67,240,166,.28);
  border-radius: var(--radius);
  color: #cfffe9;
  background: rgba(67,240,166,.06);
}

.bot-band {
  background: linear-gradient(135deg, rgba(41,214,255,.08), rgba(154,85,255,.08), rgba(255,62,184,.05));
}

.bot-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0;
}

.bot-list span,
.roadmap-grid span {
  padding: 10px 12px;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: var(--radius);
  background: rgba(255,255,255,.055);
  color: #dfe8ff;
  font-weight: 750;
}

.chat-preview {
  padding: 18px;
}

.chat-top {
  margin-bottom: 18px;
  color: var(--cyan);
  font-weight: 950;
}

.chat-bubble {
  width: fit-content;
  max-width: 86%;
  margin-bottom: 10px;
  padding: 12px 14px;
  border-radius: 8px;
  background: rgba(255,255,255,.08);
  color: #dce6ff;
}

.chat-bubble.accent {
  background: linear-gradient(135deg, rgba(154,85,255,.45), rgba(41,214,255,.20));
}

.chat-buttons {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 18px;
}

.chat-buttons span {
  padding: 12px;
  border-radius: var(--radius);
  background: rgba(255,255,255,.08);
  text-align: center;
  font-weight: 850;
}

.interface {
  background: linear-gradient(180deg, rgba(41,214,255,.035), rgba(154,85,255,.05));
}

.screenshot-showcase {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.screenshot-card {
  margin: 0;
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 12px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.045)),
    radial-gradient(circle at 50% 0%, rgba(41,214,255,.18), transparent 52%);
  overflow: hidden;
  box-shadow: 0 22px 56px rgba(0,0,0,.28), 0 0 32px rgba(154,85,255,.10);
}

.screenshot-card:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 28px rgba(41,214,255,.22);
}

.phone-shell {
  display: grid;
  place-items: center;
  min-height: 0;
  padding: 8px;
  border: 1px solid rgba(41,214,255,.22);
  border-radius: 8px;
  background: rgba(4,7,16,.68);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.045);
}

.phone-shell img {
  width: 100%;
  height: auto;
  max-height: 720px;
  object-fit: contain;
  object-position: top;
  border-radius: 6px;
}

.screenshot-card figcaption {
  color: #e8f2ff;
  font-weight: 850;
  font-size: 15px;
  line-height: 1.25;
  text-align: left;
}

.steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.steps article {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,.06);
}

.steps span {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 18px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--pink), var(--violet));
  font-weight: 950;
}

.steps p {
  margin: 0;
  color: #dce6ff;
  line-height: 1.45;
}

.trouble {
  margin-top: 16px;
  padding: 22px;
}

.tariff-card strong {
  display: block;
  margin-bottom: 12px;
  font-size: 42px;
  line-height: 1;
}

.tariff-card.hot {
  border-color: rgba(255,62,184,.42);
  background: linear-gradient(180deg, rgba(255,62,184,.13), rgba(255,255,255,.05));
}

.story {
  background: linear-gradient(180deg, rgba(154,85,255,.07), rgba(41,214,255,.035));
}

.founder {
  background:
    linear-gradient(135deg, rgba(41,214,255,.06), rgba(154,85,255,.08), rgba(255,62,184,.04));
}

.founder-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr);
  gap: 16px;
  align-items: stretch;
}

.founder-card,
.principles-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.095), rgba(255,255,255,.045));
  box-shadow: 0 24px 70px rgba(0,0,0,.34), 0 0 42px rgba(154,85,255,.10);
}

.founder-card {
  display: grid;
  min-height: 100%;
  padding: 28px;
}

.founder-meta {
  align-self: center;
}

.founder-meta h2 {
  margin-bottom: 12px;
}

.founder-meta h3 {
  margin-bottom: 6px;
  color: #ffffff;
}

.founder-role {
  margin-bottom: 20px;
  color: var(--cyan);
  font-weight: 850;
}

.founder-meta p:not(.eyebrow):not(.founder-role) {
  color: var(--muted);
  line-height: 1.65;
}

.contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.contact-pill {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 12px;
  border: 1px solid rgba(41,214,255,.28);
  border-radius: var(--radius);
  background: rgba(41,214,255,.08);
  color: #eaf9ff;
  font-weight: 850;
  overflow-wrap: anywhere;
}

.contact-pill.subtle {
  border-color: rgba(255,255,255,.14);
  background: rgba(255,255,255,.045);
  color: var(--muted);
  font-size: 13px;
}

.principles-card {
  padding: 22px;
}

.principles-card h3 {
  margin-bottom: 18px;
}

.principles-card ol {
  display: grid;
  gap: 12px;
  margin: 0;
  padding-left: 20px;
  color: #dfe8ff;
  line-height: 1.55;
}

.roadmap-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-list details {
  padding: 18px 20px;
}

.faq-list summary {
  cursor: pointer;
  font-weight: 900;
}

.faq-list p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.support-layout {
  align-items: center;
}

.support-actions {
  justify-content: flex-end;
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  padding: 34px 0 44px;
  color: var(--muted);
  border-top: 1px solid rgba(255,255,255,.12);
}

.footer div {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 900;
}

.footer img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  flex: 0 0 auto;
  filter: drop-shadow(0 0 14px rgba(41,214,255,.35));
}

.footer p {
  margin: 0;
}

.footer a {
  color: var(--cyan);
  font-weight: 850;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .6s ease, transform .6s ease;
}

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

@media (max-width: 1180px) {
  .screenshot-showcase {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  .nav-toggle {
    display: block;
  }

  .nav {
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 8px);
    display: none;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(8,10,20,.94);
  }

  .nav.open {
    display: grid;
  }

  .hero-content {
    margin-left: 16px;
  }

  .phone-frame {
    opacity: .24;
    right: -28px;
    bottom: 32px;
    width: min(42vw, 280px);
  }

  .feature-grid,
  .device-grid,
  .tariff-grid,
  .two-col,
  .bot-layout,
  .story-layout,
  .founder-layout,
  .support-layout {
    grid-template-columns: 1fr;
  }

  .steps,
  .roadmap-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .support-actions {
    justify-content: flex-start;
  }

  .screenshot-showcase {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .topbar {
    top: 10px;
    width: calc(100% - 20px);
  }

  .brand span {
    font-size: 15px;
  }

  .section-band {
    padding: 64px 0;
  }

  section[id] {
    scroll-margin-top: 104px;
  }

  .hero {
    min-height: 88svh;
    padding-top: 136px;
    padding-bottom: 80px;
  }

  .hero-logo {
    top: 112px;
    right: -12px;
    width: 94vw;
    opacity: .08;
  }

  .phone-frame {
    top: 166px;
    right: -76px;
    bottom: auto;
    width: min(68vw, 280px);
    min-width: 0;
    opacity: .16;
    transform: rotate(-3deg);
    filter: saturate(1.1);
  }

  .phone-frame img {
    max-height: 58svh;
  }

  .hero-actions,
  .card-actions,
  .support-actions {
    display: grid;
  }

  .hero-stats,
  .steps,
  .roadmap-grid,
  .screenshot-showcase,
  .chat-buttons {
    grid-template-columns: 1fr;
  }

  .phone-shell img {
    max-height: none;
  }

  .timeline article {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .founder-card,
  .principles-card {
    padding: 16px;
  }

  .contact-row {
    display: grid;
  }

  .footer {
    display: grid;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}