:root {
  color-scheme: dark;
  --bg: #090b10;
  --panel: #10141c;
  --panel-2: #151b25;
  --line: #263041;
  --text: #f4f7fb;
  --muted: #aab4c4;
  --soft: #d7deea;
  --accent: #49d7c6;
  --accent-2: #ffb85c;
  --danger: #ff7b8b;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.38);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 18% 12%, rgba(73, 215, 198, 0.14), transparent 28rem),
    radial-gradient(circle at 86% 18%, rgba(255, 184, 92, 0.1), transparent 24rem),
    linear-gradient(180deg, #090b10 0%, #0c1118 48%, #080a0f 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

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

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(9, 11, 16, 0.84);
  backdrop-filter: blur(18px);
}

.nav {
  width: min(1180px, calc(100% - 32px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  object-fit: cover;
  background: #121722;
}

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

.nav-links a {
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 0.94rem;
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--text);
  background: rgba(255, 255, 255, 0.07);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.menu-button {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
  padding: 0;
  cursor: pointer;
}

.menu-button span,
.menu-button::before,
.menu-button::after {
  content: "";
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

.menu-button span {
  margin: 0;
}

.menu-button::before {
  margin: 0;
}

.menu-button::after {
  margin: 0;
}

.button,
button.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--accent), #7ef1df);
  color: #061010;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.button:hover {
  filter: brightness(1.06);
}

.button.secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

.button.donate {
  background: linear-gradient(135deg, var(--accent-2), #ffe0a8);
  color: #191004;
}

.page {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  min-height: calc(100vh - 72px);
  padding: 68px 0 34px;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: clamp(28px, 4vw, 50px);
  align-items: center;
}

.hero > * {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.05;
  letter-spacing: 0;
}

h1 {
  max-width: 780px;
  font-size: clamp(2.6rem, 5.8vw, 5.8rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3.7rem);
}

h3 {
  font-size: 1.24rem;
}

.lead {
  max-width: 660px;
  margin: 22px 0 0;
  color: var(--soft);
  font-size: clamp(1.08rem, 2vw, 1.3rem);
}

.hero-actions,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 34px;
}

.proof {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.045);
}

.proof strong {
  display: block;
  font-size: 1.18rem;
}

.proof span {
  color: var(--muted);
  font-size: 0.88rem;
}

.hero-media {
  position: relative;
  min-width: 0;
}

.app-window {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  background: #05070a;
  box-shadow: var(--shadow);
  max-width: 100%;
}

.app-window img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.media-caption {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.section {
  padding: 80px 0;
}

.section-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.section-header p {
  max-width: 540px;
  margin: 0;
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

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

.card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(16, 20, 28, 0.88);
  box-shadow: 0 16px 42px rgba(0, 0, 0, 0.18);
}

.card p,
.copy-block p,
.notice p,
.step p {
  color: var(--muted);
}

.card h3 + p {
  margin-top: 12px;
}

.card p:last-child,
.copy-block p:last-child,
.notice p:last-child,
.step p:last-child {
  margin-bottom: 0;
}

.feature-icon {
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: rgba(73, 215, 198, 0.12);
  color: var(--accent);
  font-weight: 900;
}

.page-hero {
  padding: 76px 0 38px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.page-hero h1 {
  font-size: clamp(2.6rem, 6vw, 5.6rem);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(300px, 0.38fr);
  gap: 22px;
  align-items: start;
}

.split > * {
  min-width: 0;
}

.download-panel {
  padding: 28px;
  border: 1px solid rgba(73, 215, 198, 0.3);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(73, 215, 198, 0.14), rgba(21, 27, 37, 0.92));
}

.download-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 22px 0;
}

.download-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.download-count {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

.meta-item {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(0, 0, 0, 0.14);
}

.meta-item span {
  display: block;
  color: var(--muted);
  font-size: 0.84rem;
}

.meta-item strong {
  display: block;
}

.steps {
  display: grid;
  gap: 14px;
}

.step {
  padding: 22px;
  border-left: 3px solid var(--accent);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.notice {
  padding: 20px;
  border: 1px solid rgba(255, 184, 92, 0.28);
  border-radius: var(--radius);
  background: rgba(255, 184, 92, 0.08);
}

.legal-list {
  display: grid;
  gap: 14px;
}

.legal-item {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.legal-item a,
.copy-block a,
.notice a {
  color: var(--accent);
}

form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--soft);
  font-weight: 700;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #0c1118;
  color: var(--text);
  font: inherit;
  padding: 13px 14px;
}

textarea {
  min-height: 170px;
  resize: vertical;
}

.form-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.site-footer {
  margin-top: 48px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.18);
}

.footer-inner {
  width: min(1180px, calc(100% - 32px));
  min-height: 104px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 14px;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
}

@media (max-width: 940px) {
  .menu-button {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    inset: 72px 16px auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #0d121a;
    box-shadow: var(--shadow);
  }

  .nav-links.open {
    display: flex;
  }

  .split {
    grid-template-columns: 1fr;
  }

  .grid,
  .grid.two,
  .proof-strip {
    grid-template-columns: 1fr;
  }

  .section-header,
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 760px) {
  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .nav {
    width: min(100% - 22px, 1180px);
  }

  .brand span {
    max-width: 150px;
    line-height: 1.1;
  }

  .nav-actions .donate {
    display: none;
  }

  .page,
  .footer-inner {
    width: min(100% - 22px, 1180px);
  }

  .hero,
  .page-hero {
    padding-top: 44px;
  }

  .section {
    padding: 52px 0;
  }

  .download-meta {
    grid-template-columns: 1fr;
  }
}