:root {
  --bg-main: #f9fafb;
  --bg-alt: #ffffff;
  --bg-soft: #f3f4f6;
  --accent: #ffd94a;
  --accent-dark: #f2c12d;
  --accent-soft: rgba(255, 217, 74, 0.25);
  --text-main: #111827;
  --text-muted: #6b7280;
  --border-soft: #e5e7eb;
  --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.12);
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-pill: 999px;
  --container-width: 1120px;
  --font-main: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", sans-serif;
}

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

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  font-family: var(--font-main);
  background: radial-gradient(circle at top left, #fff7cc 0, #ffffff 38%, #eef2ff 100%);
  color: var(--text-main);
  overflow-x: hidden;
}

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

a:hover {
  text-decoration: none;
}

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

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 18px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

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

.small {
  font-size: 0.875rem;
}

.highlight {
  background: var(--accent-soft);
  padding: 0.1em 0.35em;
  border-radius: 999px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background-color 0.15s ease, box-shadow 0.15s ease, transform 0.05s ease, border-color 0.15s ease;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #ffe88c 100%);
  border-color: #facc15;
  box-shadow: 0 12px 30px rgba(234, 179, 8, 0.35);
  color: #111827;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-dark) 0%, #ffd94a 100%);
  transform: translateY(-1px);
  box-shadow: 0 16px 40px rgba(234, 179, 8, 0.45);
  color: #111827;
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 6px 20px rgba(234, 179, 8, 0.35);
  color: #111827;
}

.btn-small {
  padding: 0.4rem 0.9rem;
  font-size: 0.85rem;
}

.btn-large {
  padding: 0.9rem 1.8rem;
  font-size: 1rem;
}

.section {
  padding: 64px 0;
}

.section-alt {
  background: rgba(255, 255, 255, 0.7);
}

.section-header {
  max-width: 640px;
  margin: 0 auto 32px auto;
  text-align: center;
}

.section-header h2 {
  margin: 0 0 8px 0;
  font-size: 2rem;
}

.section-header p {
  margin: 0;
  color: var(--text-muted);
}

.site-header {
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(16px);
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.7));
  border-bottom: 1px solid rgba(229, 231, 235, 0.7);
  width: 100%;
  left: 0;
  right: 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 0;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  margin: 0 auto;
  font-size: 0.9rem;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

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

.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: #ffffff;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 4px;
}

.logo-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.logo-text {
  font-weight: 700;
  font-size: 1rem;
}

.main-nav a {
  color: var(--text-muted);
  padding: 4px 0;
  position: relative;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), #fed7aa);
  transition: width 0.15s ease;
}

.main-nav a:hover {
  color: var(--text-main);
}

.main-nav a:hover::after {
  width: 100%;
}

.header-cta {
  background: #111827;
  color: #f9fafb;
  border-radius: var(--radius-pill);
  padding-inline: 1.1rem;
}

.header-cta:hover {
  background: #020617;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.lang-switcher {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.lang-link {
  cursor: pointer;
  padding: 3px 6px;
  border-radius: 999px;
  transition: background-color 0.12s ease, color 0.12s ease;
}

.lang-link:hover {
  background: rgba(15, 23, 42, 0.04);
  color: var(--text-main);
}

.lang-link-active {
  font-weight: 600;
  color: var(--text-main);
  background: rgba(15, 23, 42, 0.04);
}

.lang-separator {
  color: var(--text-muted);
  display: none;
}

.hero {
  padding: 72px 0 64px 0;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  align-items: center;
  gap: 40px;
}

.hero-tagline {
  margin: 0 0 8px 0;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.hero h1 {
  margin: 0 0 14px 0;
  font-size: clamp(2.1rem, 3vw, 2.6rem);
  line-height: 1.1;
}

.hero-subtitle {
  margin: 0 0 16px 0;
  color: var(--text-muted);
  font-size: 1.05rem;
}

.hero-steps {
  margin: 0 0 18px 0;
  padding-left: 20px;
  color: var(--text-main);
  font-size: 1rem;
  display: grid;
  gap: 8px;
}

.hero-steps li {
  margin: 0;
  line-height: 1.4;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 12px;
}

.hero-note {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.hero-hint {
  margin: 8px 0 0 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

code,
.inline-code {
  display: inline;
  padding: 0.2em 0.5em;
  border-radius: 6px;
  background: rgba(15, 23, 42, 0.06);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.88em;
  color: var(--text-main);
  border: 1px solid rgba(148, 163, 184, 0.15);
}

.hero-media {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}


.phone-mockup {
  width: min(330px, 80vw);
  background: radial-gradient(circle at 20% 0, #ffffff 0, #dbeafe 18%, #020617 75%);
  border-radius: 45px;
  padding: 10px;
  box-shadow: var(--shadow-soft);
}

.phone-inner {
  background: #020617;
  border-radius: 36px;
  padding: 14px 10px 18px 10px;
  position: relative;
}

.phone-top {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 96px;
  height: 18px;
  border-radius: 18px;
  background: rgba(15, 23, 42, 0.95);
}

.phone-screen {
  margin-top: 14px;
  border-radius: 26px;
  overflow: hidden;
  background: #020617;
}

.phone-screen img,
.phone-screen video {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.step-card {
  background: var(--bg-alt);
  border-radius: var(--radius-lg);
  padding: 20px 18px 18px 18px;
  border: 1px solid rgba(229, 231, 235, 0.9);
  box-shadow: 0 14px 30px rgba(148, 163, 184, 0.15);
}

.step-number {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  margin-bottom: 10px;
}

.step-card h3 {
  margin: 0 0 8px 0;
  font-size: 1.05rem;
}

.step-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.94rem;
}


.section-cta {
  background: #020617;
  color: #e5e7eb;
}

.section-cta .section-header {
  color: #f9fafb;
}

.cta-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
}

.cta-text h2 {
  margin: 0 0 10px 0;
  font-size: 2rem;
}

.cta-text p {
  margin: 0 0 16px 0;
  color: #e5e7eb;
}

.cta-contact {
  max-width: 260px;
}

.contact-label {
  margin: 0 0 8px 0;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #9ca3af;
}

.contact-email a {
  color: #facc15;
  font-weight: 600;
}

.contact-email a:hover {
  text-decoration: underline;
}

.section-cta .muted {
  color: #9ca3af;
}

.site-footer {
  padding: 18px 0;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  background: rgba(255, 255, 255, 0.9);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-brand {
  font-weight: 600;
  flex-shrink: 0;
}

.footer-meta {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-copyright {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-left: auto;
  white-space: nowrap;
}

.hero-tiles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  margin: 0 0 18px 0;
  text-align: left;
}

.steps-grid.hero-steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 0 0 20px 0;
}

 .steps-grid.hero-steps-grid .step-card {
   padding: 18px 18px;
   display: flex;
   align-items: center;
   gap: 16px;
 }

 .steps-grid.hero-steps-grid .step-number {
   margin: 0;
 }

 .steps-grid.hero-steps-grid .step-card p {
   margin: 0;
   color: var(--text-main);
   font-size: 1rem;
 }
@media (max-width: 768px) {
  .footer-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 8px;
  }

  .footer-copyright {
    margin-left: 0;
  }
}

@media (max-width: 960px) {
  .header-inner {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    padding: 12px 0;
  }

  .main-nav {
    display: none;
  }

  .header-cta {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
    flex-shrink: 0;
    white-space: nowrap;
  }

  .lang-switcher {
    flex-shrink: 0;
  }

  .header-inner {
    justify-content: space-between;
    flex-wrap: wrap;
    width: 100%;
  }

  .logo {
    flex-shrink: 0;
  }

  .header-right {
    flex-shrink: 0;
  }

  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
    text-align: center;
  }

  .hero {
    padding-top: 56px;
  }

  .hero-media {
    order: 1;
    display: flex;
    justify-content: center;
    margin-top: 12px;
  }

  .hero-actions {
    align-items: center;
  }

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

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

  .cta-inner {
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .hero-steps-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .step-card {
    padding: 16px 14px;
  }

  .section-cta {
    padding: 40px 0;
  }

  .cta-inner {
    gap: 24px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .header-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 6px;
    flex-wrap: nowrap;
    width: 100%;
  }

  .header-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: nowrap;
    flex-shrink: 1;
  }

  .logo-text {
    font-size: 0.9rem;
  }

  .logo-mark {
    width: 36px;
    height: 36px;
  }

  .lang-switcher {
    font-size: 0.85rem;
    gap: 6px;
    align-items: center;
    line-height: 1;
  }

  .header-cta {
    padding: 0.38rem 0.68rem;
    font-size: 0.76rem;
    flex-shrink: 1;
    line-height: 1.2;
  }

  .section {
    padding: 44px 0;
  }

  .section-header h2 {
    font-size: 1.6rem;
  }

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

  .hero-actions {
    align-items: stretch;
  }

  .btn {
    justify-content: center;
    width: 100%;
  }

  .inline-code {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

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