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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Quickstand", Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  line-height: 1.55;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--link);
  text-decoration: none;
}

a:hover {
  color: var(--accent);
}

:root {
  --wh: #fff;
  --bk: #000;
  --accent: #F68B1F;
  --accent-contrast: #111;
  --success-color: #27ae60;
  --radius: 14px;
  --shadow-1: 0 10px 30px rgba(0, 0, 0, .25);
  --shadow-2: 0 20px 60px rgba(0, 0, 0, .35);
  --scrollbar-track: #000;
}

body.dark {
  --bg: #0B0F19;
  --surface: #0F1526;
  --muted: #0B1221;
  --text: #E7ECF2;
  --text-2: #A8B2C6;
  --border: rgba(255, 255, 255, 0.08);
  --link: #A8B2C6;
  --hero-grad: radial-gradient(1200px 600px at 10% -10%, rgba(246, 139, 31, .15), transparent 60%),
    radial-gradient(900px 500px at 90% 10%, rgba(77, 208, 225, .08), transparent 60%),
    radial-gradient(700px 400px at 50% 0%, rgba(255, 255, 255, .04), transparent 60%), #0B0F19;
}

body.light {
  --bg: #FFFFFF;
  --surface: #F6F8FE;
  --muted: #EEF2FF;
  --text: #0B1020;
  --text-2: #4B5568;
  --border: rgba(10, 20, 40, 0.08);
  --link: #334155;
  --hero-grad: radial-gradient(1200px 600px at 10% -10%, rgba(246, 139, 31, .18), transparent 60%),
    radial-gradient(900px 500px at 90% 10%, rgba(77, 208, 225, .10), transparent 60%),
    radial-gradient(700px 400px at 50% 0%, rgba(12, 18, 32, .06), transparent 60%), #FFFFFF;
}

.container {
  width: 100%;
  max-width: 1200px;
  padding: 0 10px;
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: color-mix(in hsl, var(--bg) 86%, transparent);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand {
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: 1.05rem;
  color: var(--text);
}

.nav-center ul {
  display: flex;
  align-items: center;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-center a {
  color: var(--text-2);
  font-weight: 500;
  padding: 10px 2px;
}

.nav-center a.active {
  color: var(--text);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-1);
}

.btn-primary {
  background: linear-gradient(180deg, color-mix(in hsl, var(--accent) 88%, #fff 0%), var(--accent));
  border-color: color-mix(in hsl, var(--accent) 60%, transparent);
  color: var(--accent-contrast);
}

.btn.btn-primary:hover {
  color: var(--wh);
}

.btn-ghost {
  background: transparent;
}

html,
body,
a,
button,
input,
textarea,
select {
  -webkit-tap-highlight-color: transparent;
}

:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

a:active,
button:active {
  background-color: transparent;
}

::selection {
  background-color: var(--accent);
  color: var(--bk);
}

html {
  scrollbar-width: thin;
  scrollbar-color: var(--accent) var(--scrollbar-track);
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
}

::-webkit-scrollbar-thumb {
  background-color: var(--accent);
  border-radius: 10px;
  border: 2px solid var(--scrollbar-track);
}

::-webkit-scrollbar-thumb:hover {
  filter: brightness(90%);
}

.hero {
  background: var(--hero-grad);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(currentColor 1px, transparent 1px);
  background-size: 24px 24px;
  opacity: 0.06;
  color: #FFF;
  pointer-events: none;
}

.hero-wrap {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  padding: clamp(48px, 6vw, 88px) 0;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  background: color-mix(in hsl, var(--accent) 16%, transparent);
  color: var(--text);
  border: 1px solid color-mix(in hsl, var(--accent) 30%, transparent);
  font-weight: 600;
  font-size: 0.85rem;
}

.hero h1 {
  font-size: clamp(2.1rem, 4.3vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 14px 0 12px;
  background: linear-gradient(120deg, var(--text), color-mix(in hsl, var(--text-2) 60%, var(--text) 40%));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 800;
}

.hero p.lead {
  color: var(--text-2);
  font-size: clamp(1rem, 1.2vw, 1.15rem);
  max-width: 640px;
  margin: 0 0 24px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 10px;
}

.trust {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  margin-top: 18px;
  color: var(--text-2);
}

.trust .badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--muted);
  color: var(--text-2);
  font-weight: 600;
  font-size: 0.85rem;
}

.device-icons {
  display: inline-flex;
  gap: 10px;
  color: var(--text-2);
}

.device-icons i {
  opacity: .9;
}

.hero-media {
  position: relative;
}

.frame {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: linear-gradient(180deg, color-mix(in hsl, var(--surface) 92%, #fff 8%), var(--surface));
  box-shadow: var(--shadow-2);
  overflow: hidden;
}

.frame-top {
  display: flex;
  gap: 6px;
  padding: 10px 12px;
  align-items: center;
  background: color-mix(in hsl, var(--surface) 88%, #000 12%);
  border-bottom: 1px solid var(--border);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #ff5f57;
}

.dot.y {
  background: #febc2e;
}

.dot.g {
  background: #28c840;
}

.frame-body {
  display: block;
  max-height: 460px;
  overflow: hidden;
}

.frame-body img {
  width: 100%;
  height: auto;
  display: block;
}

.section {
  padding: clamp(48px, 6vw, 88px) 0;
}

.section h2 {
  font-size: clamp(1.6rem, 3.2vw, 2.2rem);
  margin: 0 0 10px;
  letter-spacing: -0.01em;
  color: var(--text);
}

.section p.sub {
  margin: 0 0 26px;
  color: var(--text-2);
  max-width: 760px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

@media (max-width: 980px) {
  .hero-wrap {
    grid-template-columns: 1fr;
    padding: 12px;
    padding-top: 20px;
  }

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

@media (max-width: 640px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

.card {
  background: linear-gradient(180deg, color-mix(in hsl, var(--surface) 92%, #fff 8%), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-1);
  border-color: color-mix(in hsl, var(--accent) 28%, var(--border));
}

.icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in hsl, var(--accent) 16%, transparent);
  color: var(--accent);
  border: 1px solid color-mix(in hsl, var(--accent) 30%, transparent);
  margin-bottom: 12px;
  font-size: 1.25rem;
}

.card h3 {
  margin: 6px 0 6px;
  font-size: 1.15rem;
}

.card p {
  margin: 0;
  color: var(--text-2);
}

.steps {
  counter-reset: step;
}

.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  padding: 16px;
  border: 1px dashed var(--border);
  border-radius: 12px;
  background: color-mix(in hsl, var(--muted) 80%, transparent);
}

.step+.step {
  margin-top: 12px;
}

.step .num::before {
  counter-increment: step;
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-contrast);
  font-weight: 800;
}

.faq {
  max-width: 900px;
}

details {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  padding: 16px 18px;
  transition: border-color .2s ease, background .2s ease;
}

details+details {
  margin-top: 10px;
}

details[open] {
  border-color: color-mix(in hsl, var(--accent) 30%, var(--border));
}

summary {
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

summary::-webkit-details-marker {
  display: none;
}

.faq p {
  color: var(--text-2);
  margin: 10px 0 0;
}

footer {
  border-top: 1px solid var(--border);
  background: color-mix(in hsl, var(--bg) 92%, transparent);
  padding: 28px 0;
}

.foot-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

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

.dev img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--border);
}

.dev .name {
  font-weight: 700;
}

.social {
  display: inline-flex;
  gap: 10px;
}

.social a {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  color: var(--text-2);
}

.social a:hover {
  color: var(--text);
  transform: translateY(-2px);
  box-shadow: var(--shadow-1);
}

.center {
  text-align: center;
}

.muted {
  color: var(--text-2);
}

.mt-8 {
  margin-top: 8px;
}

.mt-16 {
  margin-top: 16px;
}

.mt-24 {
  margin-top: 24px;
}

.mt-32 {
  margin-top: 32px;
}

.mt-40 {
  margin-top: 40px;
}

.pad {
  padding: 14px 16px;
  border-radius: 12px;
  background: var(--muted);
  border: 1px solid var(--border);
  display: inline-flex;
  gap: 10px;
  align-items: center;
}

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

@media (prefers-reduced-motion: no-preference) {

  .card,
  .btn,
  .theme-toggle {
    will-change: transform;
  }
}

.list-check {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
}

.list-check li {
  position: relative;
  padding-left: 26px;
  margin: 8px 0;
  color: var(--text-2);
}

.list-check li::before {
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  top: 2px;
  color: var(--success-color);
}

.menu-footer {
  flex-shrink: 0;
  border-top: 1px solid var(--border);
  background: var(--main-bg-color);
  padding: 20px 15px;
}

.developer-info {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  text-align: center;
}

.developer-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: 2px solid var(--border);
  flex-shrink: 0;
  overflow: hidden;
}

.developer-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.developer-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}

.developer-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-color);
  margin: 0;
  text-align: left;
}

.social-links {
  display: flex;
  gap: 7px;
}

.social-link {
  width: 22px;
  height: 22px;
  background: var(--main-bg-color);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary-color);
  text-decoration: none;
  font-size: 10px;
  transition: all var(--transition-speed);
}

.social-link:hover {
  background: var(--accent);
  color: var(--wh);
  text-decoration: none;
  transform: translateY(-1px);
}

.footer-copyright {
  font-size: 0.8em;
  color: var(--text-secondary-color);
  text-align: center;
  border-top: 1px solid var(--border);
  padding: 2px 5px;
  margin: 0;
}

@media (min-width: 768px) {
  body {
    font-size: 16px;
  }

  h1 {
    font-size: 2.25rem;
  }

  h2 {
    font-size: 1.5rem;
  }
}

.site-header {
  padding: 0 10px;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--accent);
  flex-shrink: 0;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-header a:hover {
  color: var(--bk);
}

img {
  display: block;
  margin: 0;
  padding: 0;
}

.logo img {
  height: 40px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1rem;
}

nav a {
  color: var(--wh);
  font-weight: 500;
}

.theme-toggle-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
  border-radius: 50%;
  display: flex;
  color: var(--bk);
}

.theme-toggle-btn .icon {
  width: 30px;
  height: 30px;
  color: var(--bk);
  margin: 0;
}

.sun-icon {
  display: none;
}

body.dark-mode .moon-icon {
  display: none;
}

body.dark-mode .sun-icon {
  display: block;
}

.privacy-summary-list {
  list-style-type: none;
  padding-left: 0;
  margin: 1.5rem 0 2rem 0;
}

.privacy-summary-list li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 0.75rem;
  font-size: 1.05rem;
  line-height: 1.6;
}

.privacy-summary-list .fa-check-circle {
  position: absolute;
  left: 0;
  top: 5px;
  color: var(--success-color);
  font-size: 1.1rem;
}

.permissions-list {
  list-style-type: none;
  padding-left: 0;
  margin: 1.5rem 0 2rem 0;
}

.permissions-list li {
  background-color: var(--card-bg, rgba(255, 255, 255, 0.05));
  border-left: 4px solid var(--accent);
  padding: 1rem 1.5rem;
  margin-bottom: 1rem;
  border-radius: 0 8px 8px 0;
}

.permissions-list strong {
  display: block;
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
  color: var(--text-color-strong);
}

.permissions-list code {
  background-color: var(--code-bg);
  padding: 0.2em 0.5em;
  border-radius: 4px;
  font-family: 'Courier New', Courier, monospace;
  color: var(--code-color);
}

@media (max-width: 768px) {
  .site-header {
    padding-right: 3px;
    font-size: 13px;
  }

  .logo img {
    height: 30px !important;
  }

  .theme-toggle-btn {
    padding-right: 0;
    padding-left: 0;
  }

  .site-header .container {
    padding: 0;
  }

  .header-right {
    gap: 0.4rem;
  }

  .trust {
    gap: 8px;
  }
}