.about-body {
  background: #f4f7fb;
  color: var(--text);
}

.about-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 28px;
  background: rgba(244, 247, 251, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
}

.about-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 1.05rem;
}

.about-brand img {
  border-radius: 8px;
}

.about-nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.about-nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 600;
}

.about-nav-links a:hover {
  color: var(--primary);
}

.about-nav-cta {
  padding: 8px 14px !important;
  border-radius: 10px;
  background: var(--primary);
  color: #fff !important;
}

.about-nav-cta:hover {
  background: var(--primary-dark);
  color: #fff !important;
}

.about-hero {
  position: relative;
  min-height: min(88vh, 760px);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  color: #fff;
}

.about-hero-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: about-hero-zoom 18s ease-out forwards;
}

.about-hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(15, 23, 42, 0.18) 0%, rgba(15, 23, 42, 0.72) 78%),
    linear-gradient(90deg, rgba(15, 23, 42, 0.55) 0%, rgba(15, 23, 42, 0.15) 55%, rgba(15, 23, 42, 0.35) 100%);
}

.about-hero-content {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto 72px;
  animation: about-fade-up 0.9s ease both;
}

.about-kicker {
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.9;
  margin-bottom: 12px;
}

.about-hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.about-hero-lead {
  max-width: 36rem;
  font-size: 1.08rem;
  line-height: 1.7;
  opacity: 0.92;
  margin-bottom: 24px;
}

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

.about-ghost-btn {
  background: rgba(255, 255, 255, 0.14) !important;
  color: #fff !important;
  border-color: rgba(255, 255, 255, 0.35) !important;
}

.about-ghost-btn:hover {
  background: rgba(255, 255, 255, 0.22) !important;
  color: #fff !important;
}

.about-main {
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
  padding: 56px 0 80px;
}

.about-intro {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 36px;
  align-items: start;
  margin-bottom: 72px;
}

.about-intro h2,
.about-section-head h2,
.about-download h2 {
  font-size: clamp(1.6rem, 2.4vw, 2rem);
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.about-intro-text p,
.about-feature-body p,
.about-trust-card p,
.about-download-copy p,
.about-closing p,
.about-section-head p {
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 12px;
}

.about-stats {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.about-stats li {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px 16px;
}

.about-stats strong {
  display: block;
  font-size: 1.45rem;
  color: var(--primary);
  margin-bottom: 4px;
}

.about-stats span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.about-section {
  margin-bottom: 64px;
}

.about-section-head {
  max-width: 40rem;
  margin-bottom: 36px;
}

.about-feature {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 28px;
  align-items: center;
  margin-bottom: 40px;
}

.about-feature-reverse {
  direction: rtl;
}

.about-feature-reverse > * {
  direction: ltr;
}

.about-feature-media {
  overflow: hidden;
  border-radius: 22px;
  min-height: 320px;
  background: #dbeafe;
}

.about-feature-media img,
.about-trust-img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
  display: block;
  transition: transform 0.8s ease;
}

.about-feature:hover .about-feature-media img {
  transform: scale(1.03);
}

.about-feature-index {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--primary);
  margin-bottom: 8px;
}

.about-feature-body h3,
.about-trust-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
  line-height: 1.4;
}

.about-trust {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 64px;
}

.about-trust-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 24px;
  overflow: hidden;
}

.about-trust-img {
  border-radius: 14px;
  min-height: 220px;
  margin-bottom: 18px;
}

.about-download-panel {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 24px;
  align-items: center;
  background: linear-gradient(135deg, #1d4ed8 0%, #2563eb 45%, #0ea5e9 100%);
  color: #fff;
  border-radius: 28px;
  padding: 36px;
  overflow: hidden;
}

.about-download-copy p {
  color: rgba(255, 255, 255, 0.86);
}

.about-download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 18px 0 10px;
}

.about-download-btn {
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.18);
}

.about-download-panel .btn-primary {
  background: #fff;
  color: #1d4ed8;
}

.about-download-panel .btn-primary:hover {
  background: #eff6ff;
}

.about-download-panel .btn-secondary {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
}

.about-download-panel .btn-secondary:hover {
  border-color: #fff;
  color: #fff;
}

.about-download-hint {
  font-size: 0.78rem !important;
  opacity: 0.8;
}

.about-download-hint code {
  font-size: 0.75rem;
  background: rgba(15, 23, 42, 0.2);
  padding: 2px 6px;
  border-radius: 6px;
}

.about-download-visual {
  display: flex;
  justify-content: center;
}

.about-phone {
  width: 220px;
  min-height: 280px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.28);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-align: center;
  padding: 24px;
  animation: about-float 4.5s ease-in-out infinite;
}

.about-phone img {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: #fff;
}

.about-phone strong {
  font-size: 1.05rem;
}

.about-phone span {
  font-size: 0.85rem;
  opacity: 0.85;
}

.about-closing {
  text-align: center;
  max-width: 48rem;
  margin: 48px auto 0;
}

.about-closing p {
  font-size: 1.05rem;
  color: var(--text);
}

.about-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
  padding: 28px 0 40px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.about-footer > div:first-child {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--text);
}

.about-footer-links {
  display: flex;
  gap: 16px;
}

.about-footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
}

.about-footer-links a:hover {
  color: var(--primary);
}

.about-legal {
  width: min(760px, calc(100% - 48px));
  margin: 32px auto 48px;
}

.about-legal-back {
  margin-bottom: 18px;
}

.about-legal-back a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
}

.about-legal-back a:hover {
  color: var(--primary);
}

.about-legal-head {
  margin-bottom: 28px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}

.about-legal-head h1 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.3;
  margin-bottom: 8px;
}

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

.about-legal-body {
  line-height: 1.75;
  font-size: 0.95rem;
  color: var(--text);
}

.about-legal-body .agreement-para {
  margin: 0 0 0.7em;
  white-space: pre-wrap;
  word-break: break-word;
}

.about-legal-body .agreement-para:last-child {
  margin-bottom: 0;
}

.about-legal-switch {
  margin-top: 36px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.about-legal-switch a {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
}

.about-legal-switch a:hover {
  text-decoration: underline;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@keyframes about-hero-zoom {
  from { transform: scale(1.08); }
  to { transform: scale(1); }
}

@keyframes about-fade-up {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}

@keyframes about-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@media (max-width: 900px) {
  .about-intro,
  .about-feature,
  .about-feature-reverse,
  .about-trust,
  .about-download-panel {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .about-nav-links a:not(.about-nav-cta) {
    display: none;
  }

  .about-hero {
    min-height: 70vh;
  }

  .about-hero-content {
    margin-bottom: 48px;
  }
}