:root {
  --text: #111827;
  --muted: #667085;
  --blue: #1677ff;
  --line: rgba(15, 23, 42, 0.08);
  --glass: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(245, 248, 255, 0.82));
  --shadow: 0 24px 60px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 18px 42px rgba(15, 23, 42, 0.07);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family:
    "SF Pro Display",
    "SF Pro Text",
    "PingFang SC",
    "Hiragino Sans GB",
    "Microsoft YaHei",
    sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 8% 0%, rgba(143, 200, 255, 0.4), transparent 28%),
    radial-gradient(circle at 92% 8%, rgba(65, 198, 215, 0.2), transparent 22%),
    linear-gradient(180deg, #f8fbff 0%, #f5f7fb 44%, #edf3fb 100%);
}

.site-header {
  transition:
    background-color 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease;
  backdrop-filter: blur(18px);
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(148, 163, 184, 0.24);
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
}

.nav-link {
  position: relative;
  color: var(--muted);
  transition: color 160ms ease;
}

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

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.4rem;
  width: 100%;
  height: 2px;
  border-radius: 9999px;
  background: linear-gradient(90deg, #1677ff, #63a9ff);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 180ms ease;
}

.nav-link:hover::after {
  transform: scaleX(1);
}

.hero-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 14px 32px rgba(15, 23, 42, 0.06);
  backdrop-filter: blur(14px);
}

.hero-toggle-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 5.75rem;
  padding: 0.62rem 1rem;
  border-radius: 9999px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--muted);
  transition:
    color 180ms ease,
    background-color 180ms ease,
    box-shadow 180ms ease,
    transform 180ms ease;
}

.hero-toggle-link:hover {
  color: var(--text);
  transform: translateY(-1px);
}

.hero-toggle-link.is-active {
  color: var(--blue);
  background: linear-gradient(180deg, #f9fbff 0%, #edf5ff 100%);
  box-shadow:
    inset 0 0 0 1px rgba(22, 119, 255, 0.12),
    0 10px 22px rgba(22, 119, 255, 0.14);
}

.hero-scroll-cue {
  position: fixed;
  left: 50%;
  bottom: 1.5rem;
  z-index: 40;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 5.4rem;
  height: 2.8rem;
  color: rgba(100, 116, 139, 0.84);
  transform: translateX(-50%);
  transition:
    opacity 220ms ease,
    transform 220ms ease,
    visibility 220ms ease;
  animation: hero-scroll-cue-pulse 1.6s ease-in-out infinite;
}

.hero-scroll-cue:hover {
  transform: translateX(-50%) translateY(-0.18rem);
}

.hero-scroll-cue.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(-50%) translateY(0.8rem);
}

.hero-scroll-cue-icon {
  display: block;
  width: 3rem;
  height: 2.2rem;
  overflow: visible;
  filter: drop-shadow(0 10px 18px rgba(148, 163, 184, 0.18));
  animation: hero-scroll-cue-bounce 1.2s ease-in-out infinite;
}

@keyframes hero-scroll-cue-pulse {
  0%,
  100% {
    opacity: 0.8;
  }

  50% {
    opacity: 1;
  }
}

@keyframes hero-scroll-cue-bounce {
  0%,
  100% {
    transform: translateY(-0.08rem);
  }

  50% {
    transform: translateY(0.28rem);
  }
}

.glass {
  background: var(--glass);
  border: 1px solid rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

html.reveal-enabled [data-reveal] {
  opacity: 0;
  transform: translate3d(0, 1.15rem, 0) scale(0.992);
  transition:
    opacity 520ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 640ms cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

html.reveal-enabled [data-reveal].is-revealed {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
}

.primary-button,
.secondary-button {
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease,
    color 180ms ease,
    filter 180ms ease;
}

.primary-button {
  border: 1px solid rgba(37, 121, 255, 0.18);
  background: linear-gradient(180deg, #5cb7ff 0%, #2284ff 55%, #1668ef 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.24),
    0 20px 38px rgba(22, 119, 255, 0.28);
}

.primary-button:hover,
.secondary-button:hover {
  transform: translateY(-2px);
}

.primary-button:active,
.secondary-button:active,
.hero-toggle-link:active {
  transform: translateY(0) scale(0.99);
}

.secondary-button {
  border: 1px solid rgba(22, 119, 255, 0.12);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(242, 247, 255, 0.92));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 12px 24px rgba(15, 23, 42, 0.05);
}

.download-button {
  color: #1d4ed8;
  border: 1px solid rgba(59, 130, 246, 0.16);
  background: linear-gradient(180deg, rgba(241, 248, 255, 0.98), rgba(231, 243, 255, 0.9));
  box-shadow: 0 14px 28px rgba(59, 130, 246, 0.12);
}

body.auth-modal-open {
  overflow: hidden;
}

.auth-status-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.76);
  padding: 0.72rem 1rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: #0f172a;
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.05);
  backdrop-filter: blur(12px);
}

.auth-status-chip::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 9999px;
  background: #10b981;
  box-shadow: 0 0 0 5px rgba(16, 185, 129, 0.12);
}

.auth-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
}

.auth-modal.is-open {
  display: flex;
}

.auth-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.36);
  backdrop-filter: blur(10px);
}

.auth-dialog {
  position: relative;
  width: 100%;
  max-width: 29rem;
  border-radius: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.92);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(242, 247, 255, 0.94));
  padding: 1.5rem;
  box-shadow: 0 18px 42px rgba(15, 23, 42, 0.1);
}

.auth-close-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 9999px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(241, 245, 249, 0.92));
  color: #475569;
  cursor: pointer;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.86),
    0 10px 20px rgba(15, 23, 42, 0.06);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease,
    color 180ms ease;
}

.auth-brand-lockup {
  display: flex;
  align-items: center;
  gap: 0.78rem;
}

.auth-brand-emblem {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.78rem;
  height: 2.78rem;
  padding: 0.15rem;
  flex-shrink: 0;
  border-radius: 0.96rem;
  border: 1px solid rgba(96, 165, 250, 0.18);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(239, 246, 255, 0.92));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 10px 24px rgba(37, 99, 235, 0.12);
}

.auth-brand-logo {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 0.82rem;
  object-fit: cover;
}

  .auth-brand-copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0;
    min-width: 0;
    overflow: hidden;
  }

  .auth-brand-title {
    display: block;
    margin: 0;
    font-family: "Segoe UI Variable Display", "PingFang SC", "Microsoft YaHei UI", sans-serif;
    font-size: 1.28rem;
    font-weight: 780;
    letter-spacing: 0;
    line-height: 1.04;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 58%, #2563eb 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }

.auth-brand-title--register {
  font-size: 0.96rem;
  letter-spacing: 0;
}

.auth-header-row {
  display: grid;
  gap: 0.85rem;
}

.auth-header-main {
  display: grid;
  gap: 0.85rem;
  min-width: 0;
}

.auth-header-topline {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-width: 0;
}

.auth-header-topline .auth-brand-lockup {
  flex: 1 1 auto;
  min-width: 0;
}

.auth-header-actions {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
  flex-shrink: 0;
}

.auth-close-button--header {
  margin-top: 0;
  flex-shrink: 0;
}

.auth-view-switch {
  display: inline-flex;
  gap: 0.4rem;
  padding: 0.35rem;
  border-radius: 9999px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  background: linear-gradient(180deg, rgba(248, 250, 252, 0.96), rgba(235, 241, 249, 0.92));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 12px 24px rgba(15, 23, 42, 0.07);
}

.auth-view-switch--header {
  gap: 0.22rem;
  padding: 0.18rem;
  margin-top: 0;
  flex-shrink: 0;
}

.auth-view-switch--header .auth-view-button {
  min-width: 3.72rem;
  padding: 0.46rem 0.72rem;
  font-size: 0.78rem;
}

.auth-view-button {
  border: none;
  background: transparent;
  border-radius: 9999px;
  min-width: 4.9rem;
  padding: 0.78rem 1.15rem;
  font-size: 0.92rem;
  font-weight: 700;
  color: #64748b;
  cursor: pointer;
  transition:
    transform 180ms ease,
    color 180ms ease,
    background-color 180ms ease,
    box-shadow 180ms ease;
}

.auth-view-button:hover {
  color: #0f172a;
  background: rgba(255, 255, 255, 0.52);
}

.auth-view-button.is-active {
  color: #155fdf;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(235, 244, 255, 0.94));
  box-shadow:
    inset 0 0 0 1px rgba(22, 119, 255, 0.14),
    0 12px 24px rgba(22, 119, 255, 0.16);
}

.auth-submode-switch {
  display: inline-flex;
  gap: 0.4rem;
  padding: 0.35rem;
  border-radius: 9999px;
  background: rgba(15, 23, 42, 0.05);
}

.auth-submode-button {
  border: none;
  background: transparent;
  border-radius: 9999px;
  padding: 0.68rem 1rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: #64748b;
  cursor: pointer;
  transition:
    color 180ms ease,
    background-color 180ms ease,
    box-shadow 180ms ease;
}

.auth-submode-button.is-active {
  color: var(--blue);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 10px 20px rgba(15, 23, 42, 0.08);
}

.auth-demo-card {
  border-radius: 1.35rem;
  border: 1px solid rgba(22, 119, 255, 0.12);
  background: linear-gradient(180deg, rgba(240, 247, 255, 0.96), rgba(231, 241, 255, 0.92));
  padding: 1rem 1.05rem;
}

.auth-form {
  display: grid;
  gap: 1rem;
}

.auth-field {
  display: grid;
  gap: 0.45rem;
}

.auth-field label {
  font-size: 0.9rem;
  font-weight: 700;
  color: #0f172a;
}

.auth-field-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: 1rem;
}

.auth-field-meta--end {
  justify-content: flex-end;
}

.auth-input {
  width: 100%;
  border-radius: 1rem;
  border: 1px solid rgba(148, 163, 184, 0.24);
  background: rgba(255, 255, 255, 0.9);
  padding: 0.95rem 1rem;
  font-size: 0.95rem;
  color: #0f172a;
  outline: none;
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease;
}

.auth-input:focus {
  border-color: rgba(22, 119, 255, 0.42);
  box-shadow: 0 0 0 4px rgba(22, 119, 255, 0.1);
  background: #ffffff;
}

.auth-error {
  font-size: 0.85rem;
  line-height: 1.5;
  color: #dc2626;
}

.auth-error:empty {
  display: none;
}

.auth-helper-text {
  min-height: 1.1rem;
  font-size: 0.78rem;
  line-height: 1.5;
  color: #64748b;
}

.auth-inline-link {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  border: none;
  border-radius: 9999px;
  background: transparent;
  padding: 0 0.35rem;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--blue);
  cursor: pointer;
  transition:
    color 180ms ease,
    background-color 180ms ease;
}

.auth-inline-link:hover {
  background: rgba(22, 119, 255, 0.08);
  text-decoration: none;
}

.auth-submit-button {
  width: 100%;
  min-height: 3.35rem;
  letter-spacing: 0.01em;
}

.auth-code-button {
  min-width: 8.4rem;
  color: #1459c7;
  border-color: rgba(22, 119, 255, 0.16);
  background: linear-gradient(180deg, rgba(247, 251, 255, 0.98), rgba(235, 244, 255, 0.94));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.92),
    0 14px 28px rgba(22, 119, 255, 0.12);
}

.auth-code-button:hover {
  color: #0f56c5;
}

.primary-button:focus-visible,
.secondary-button:focus-visible,
.auth-view-button:focus-visible,
.auth-close-button:focus-visible,
.auth-inline-link:focus-visible {
  outline: none;
  box-shadow:
    0 0 0 4px rgba(22, 119, 255, 0.14),
    0 14px 28px rgba(22, 119, 255, 0.12);
}

.auth-close-button:hover {
  transform: translateY(-1px);
  color: #0f172a;
}

.primary-button:disabled,
.secondary-button:disabled,
.auth-view-button:disabled,
.auth-close-button:disabled {
  cursor: not-allowed;
  transform: none;
  filter: saturate(0.88);
  opacity: 0.64;
  box-shadow: none;
}

.auth-toast {
  position: fixed;
  left: 50%;
  bottom: 1.6rem;
  z-index: 90;
  transform: translateX(-50%) translateY(1rem);
  border-radius: 9999px;
  background: rgba(15, 23, 42, 0.88);
  color: #ffffff;
  padding: 0.9rem 1.15rem;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: 0 16px 32px rgba(15, 23, 42, 0.2);
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 220ms ease,
    transform 220ms ease;
}

.auth-toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

@media (max-width: 767px) {
  .auth-dialog {
    padding: 1.15rem;
  }

  .auth-brand-lockup {
    gap: 0.68rem;
  }

  .auth-brand-emblem {
    width: 2.42rem;
    height: 2.42rem;
    border-radius: 0.82rem;
  }

  .auth-brand-title {
    font-size: 1.12rem;
  }

  .auth-brand-title--register {
    font-size: 0.9rem;
  }

  .auth-header-row {
    gap: 0.72rem;
  }

  .auth-header-main {
    gap: 0.72rem;
  }

  .auth-header-topline {
    gap: 0.7rem;
  }

  .auth-header-actions {
    gap: 0.4rem;
  }

  .auth-view-switch--header {
    max-width: none;
  }

  .auth-view-switch--header .auth-view-button {
    min-width: 3.15rem;
    padding: 0.44rem 0.56rem;
    font-size: 0.74rem;
  }

  .auth-close-button--header {
    width: 2.35rem;
    height: 2.35rem;
  }

  .auth-code-button {
    width: 100%;
  }

  .auth-field-meta {
    justify-content: flex-start;
  }
}

.metric-card {
  border: 1px solid rgba(255, 255, 255, 0.86);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(248, 250, 252, 0.8));
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.06);
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease,
    background-color 220ms ease;
}

.metric-card:hover,
#features article.glass:hover,
.security-summary-card:hover,
.security-feature-item:hover {
  transform: translateY(-1px);
  border-color: rgba(96, 165, 250, 0.22);
  box-shadow: 0 22px 46px rgba(15, 23, 42, 0.09);
}

.device-panel {
  overflow: hidden;
  border-radius: 1.9rem;
  border: 1px solid rgba(15, 23, 42, 0.06);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.06);
}

.browser-dot {
  width: 0.72rem;
  height: 0.72rem;
  border-radius: 9999px;
}

.phone-shell {
  position: relative;
  overflow: hidden;
  border-radius: 2.1rem;
  border: 1px solid rgba(255, 255, 255, 0.94);
  background: rgba(255, 255, 255, 0.98);
  padding: 0.75rem;
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.06);
}

.phone-shell::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0.95rem;
  width: 34%;
  height: 1.1rem;
  transform: translateX(-50%);
  border-radius: 9999px;
  background: rgba(15, 23, 42, 0.78);
}

.icon-tile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  border-radius: 1.35rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(232, 240, 252, 0.96));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 18px 32px rgba(15, 23, 42, 0.08);
}

.icon-tile img {
  width: 2rem;
  height: 2rem;
  object-fit: contain;
}

.brand-tile {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 5.5rem;
  border-radius: 1.2rem;
  border: 1px solid rgba(15, 23, 42, 0.06);
}

.brand-tile img {
  max-width: 72%;
  max-height: 2.7rem;
  object-fit: contain;
}

.brand-tile--dark {
  background: #0f172a;
}

.brand-tile--light {
  background: #ffffff;
}

.brand-tile--wechat {
  background: #effcf3;
}

.security-tabs {
  position: relative;
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.45rem;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.74);
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.05);
  backdrop-filter: blur(14px);
}

.security-tab {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 7rem;
  border: none;
  background: transparent;
  border-radius: 9999px;
  padding: 0.82rem 1.2rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--muted);
  cursor: pointer;
  transition:
    color 180ms ease,
    background-color 180ms ease,
    transform 180ms ease,
    box-shadow 180ms ease;
}

.security-tab:hover {
  color: var(--text);
}

.security-tab.is-active {
  color: var(--blue);
  background: linear-gradient(180deg, rgba(249, 251, 255, 0.98), rgba(237, 245, 255, 0.96));
  box-shadow:
    inset 0 0 0 1px rgba(22, 119, 255, 0.12),
    0 10px 22px rgba(22, 119, 255, 0.12);
}

.security-summary-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.security-summary-card {
  border-radius: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.78);
  padding: 1rem 1.1rem;
  box-shadow: 0 14px 28px rgba(15, 23, 42, 0.05);
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease;
}

.security-summary-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #6b7280;
}

.security-summary-value {
  margin-top: 0.5rem;
  font-size: 1rem;
  font-weight: 700;
  color: #0f172a;
}

.security-feature-list {
  display: grid;
  gap: 0.95rem;
}

.security-feature-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.95rem;
  align-items: start;
  border-radius: 1.45rem;
  border: 1px solid rgba(255, 255, 255, 0.88);
  background: rgba(255, 255, 255, 0.74);
  padding: 1rem 1.05rem;
  box-shadow: 0 14px 32px rgba(15, 23, 42, 0.05);
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease;
}

.security-feature-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.3rem;
  height: 2.3rem;
  border-radius: 9999px;
  background: rgba(22, 119, 255, 0.1);
  color: var(--blue);
  font-size: 0.82rem;
  font-weight: 800;
}

.security-stage {
  position: relative;
  overflow: hidden;
  border-radius: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.9);
  background: linear-gradient(180deg, rgba(248, 251, 255, 0.98), rgba(235, 242, 252, 0.94));
  padding: 1.1rem;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 24px 54px rgba(15, 23, 42, 0.08);
}

.security-stage::before,
.security-stage::after {
  content: "";
  position: absolute;
  border-radius: 9999px;
  filter: blur(8px);
  pointer-events: none;
}

.security-stage::before {
  top: -10%;
  right: -3rem;
  width: 12rem;
  height: 12rem;
  background: radial-gradient(circle, rgba(97, 192, 255, 0.22), transparent 70%);
}

.security-stage::after {
  left: -4rem;
  bottom: -5rem;
  width: 13rem;
  height: 13rem;
  background: radial-gradient(circle, rgba(107, 181, 255, 0.18), transparent 72%);
}

.security-stage-shell {
  position: relative;
  overflow: hidden;
  min-height: 29rem;
  border-radius: 1.7rem;
  border: 1px solid rgba(226, 232, 240, 0.86);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(243, 247, 253, 0.9));
}

.security-stage-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid rgba(148, 163, 184, 0.16);
  padding: 1rem 1.15rem;
  background: rgba(255, 255, 255, 0.72);
}

.security-stage-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  background: rgba(15, 23, 42, 0.05);
  padding: 0.38rem 0.82rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: #64748b;
}

.security-carousel {
  position: relative;
  min-height: 24.5rem;
}

.security-slide {
  position: absolute;
  inset: 0;
  padding: 1.1rem;
  opacity: 0;
  transform: translateX(7%);
  transition:
    opacity 320ms ease,
    transform 420ms ease;
  pointer-events: none;
}

.security-slide.is-active {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

.security-slide-frame {
  position: relative;
  overflow: hidden;
  display: grid;
  height: 100%;
  align-content: start;
  gap: 1rem;
  border-radius: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.78);
  padding: 1.15rem;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.7),
    0 18px 38px rgba(15, 23, 42, 0.08);
}

.security-slide-frame--sky {
  background: linear-gradient(180deg, rgba(239, 247, 255, 0.96), rgba(222, 236, 255, 0.92));
}

.security-slide-frame--mint {
  background: linear-gradient(180deg, rgba(239, 251, 249, 0.96), rgba(224, 243, 239, 0.92));
}

.security-slide-frame--slate {
  background: linear-gradient(180deg, rgba(243, 246, 252, 0.98), rgba(228, 236, 248, 0.92));
}

.security-slide-frame::before {
  content: "";
  position: absolute;
  right: -2rem;
  top: -2rem;
  width: 10rem;
  height: 10rem;
  border-radius: 9999px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.62), transparent 72%);
  pointer-events: none;
}

.security-slide-head {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 1rem;
}

.security-slide-topic {
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.72);
  padding: 0.35rem 0.72rem;
  font-size: 0.72rem;
  font-weight: 700;
  color: #475569;
}

.security-slide-title {
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: 0;
  color: #0f172a;
}

.security-slide-text {
  margin-top: 0.65rem;
  max-width: 32rem;
  font-size: 0.95rem;
  line-height: 1.8;
  color: #475569;
}

.security-slide-preview {
  display: grid;
  gap: 0.9rem;
  border-radius: 1.35rem;
  border: 1px solid rgba(255, 255, 255, 0.86);
  background: rgba(255, 255, 255, 0.82);
  padding: 1rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.76);
}

.security-preview-toolbar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.security-preview-toolbar span {
  width: 0.68rem;
  height: 0.68rem;
  border-radius: 9999px;
  background: rgba(148, 163, 184, 0.5);
}

.security-preview-main {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: 1.1fr 0.9fr;
}

.security-preview-panel,
.security-preview-side {
  border-radius: 1.05rem;
  background: rgba(248, 250, 252, 0.88);
  border: 1px solid rgba(148, 163, 184, 0.12);
  padding: 0.9rem;
}

.security-preview-panel {
  display: grid;
  gap: 0.65rem;
}

.security-preview-line {
  border-radius: 9999px;
  background: linear-gradient(90deg, rgba(148, 163, 184, 0.18), rgba(22, 119, 255, 0.2));
  height: 0.72rem;
}

.security-preview-line.is-short {
  width: 62%;
}

.security-preview-line.is-medium {
  width: 78%;
}

.security-preview-side {
  display: grid;
  gap: 0.6rem;
}

.security-preview-chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.security-preview-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  background: rgba(22, 119, 255, 0.08);
  color: var(--blue);
  padding: 0.45rem 0.72rem;
  font-size: 0.76rem;
  font-weight: 700;
}

.security-slide-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.68);
  padding: 0.85rem 0.95rem;
  font-size: 0.8rem;
  color: #64748b;
}

.security-stage-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1rem;
}

.security-control-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.security-play-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.9rem;
  height: 2.9rem;
  cursor: pointer;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.88);
  background: rgba(255, 255, 255, 0.82);
  color: #0f172a;
  box-shadow: 0 12px 22px rgba(15, 23, 42, 0.06);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease;
}

.security-play-toggle:hover {
  transform: translateY(-1px);
  border-color: rgba(96, 165, 250, 0.28);
  box-shadow: 0 16px 28px rgba(15, 23, 42, 0.08);
}

.security-play-toggle:active {
  transform: scale(0.96);
}

.security-progress-dots {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.security-progress-dot {
  width: 0.72rem;
  height: 0.72rem;
  padding: 0;
  border: none;
  cursor: pointer;
  border-radius: 9999px;
  background: rgba(148, 163, 184, 0.32);
  transition:
    width 220ms ease,
    background-color 220ms ease,
    transform 220ms ease;
}

.security-progress-dot.is-active {
  width: 2.25rem;
  background: linear-gradient(90deg, #1677ff, #7bb5ff);
  transform: translateY(-1px);
}

.security-stage-hint {
  font-size: 0.8rem;
  color: #64748b;
}

.pricing-shell {
  position: relative;
  overflow: hidden;
}

.pricing-shell::before {
  content: "";
  position: absolute;
  inset: auto -10% -36% auto;
  width: 24rem;
  height: 24rem;
  border-radius: 9999px;
  background: radial-gradient(circle, rgba(22, 119, 255, 0.16), transparent 68%);
  pointer-events: none;
}

.pricing-header-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.pricing-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.78);
  padding: 0.78rem 1rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: #1e3a5f;
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.05);
  backdrop-filter: blur(12px);
}

.pricing-status-pill::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 9999px;
  background: linear-gradient(135deg, #1677ff, #63a9ff);
  box-shadow: 0 0 0 5px rgba(22, 119, 255, 0.1);
}

.plan-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 12px 26px rgba(15, 23, 42, 0.05);
}

.plan-toggle-button {
  border: none;
  background: transparent;
  border-radius: 9999px;
  padding: 0.7rem 1.2rem;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--muted);
  cursor: pointer;
  transition:
    transform 180ms ease,
    background-color 180ms ease,
    color 180ms ease,
    box-shadow 180ms ease;
}

.plan-toggle-button:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.52);
}

.plan-toggle-button:active {
  transform: scale(0.98);
}

.plan-toggle-button.is-active {
  color: var(--blue);
  background: linear-gradient(180deg, #f9fbff 0%, #edf5ff 100%);
  box-shadow:
    inset 0 0 0 1px rgba(22, 119, 255, 0.12),
    0 10px 22px rgba(22, 119, 255, 0.12);
}

.plan-grid {
  display: grid;
  gap: 1.2rem;
}

.plan-card {
  position: relative;
  overflow: hidden;
  border-radius: 1.8rem;
  border: 1px solid rgba(255, 255, 255, 0.92);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(242, 247, 255, 0.92));
  padding: 1.35rem;
  box-shadow: 0 18px 42px rgba(15, 23, 42, 0.06);
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease;
}

.plan-card:hover {
  transform: translateY(-1px);
  border-color: rgba(96, 165, 250, 0.22);
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.06);
}

.plan-card::before {
  content: "";
  position: absolute;
  right: -2rem;
  top: -2rem;
  width: 10rem;
  height: 10rem;
  border-radius: 9999px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.5), transparent 72%);
}

.plan-card.is-highlighted {
  border-color: rgba(22, 119, 255, 0.2);
  box-shadow: 0 22px 48px rgba(22, 119, 255, 0.1);
}

.plan-card.is-edition-focus {
  border-color: rgba(22, 119, 255, 0.28);
  box-shadow: 0 14px 32px rgba(22, 119, 255, 0.08);
}

.plan-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  padding: 0.32rem 0.7rem;
  font-size: 0.72rem;
  font-weight: 700;
}

.plan-badge--blue {
  background: rgba(22, 119, 255, 0.08);
  color: var(--blue);
}

.plan-badge--green {
  background: rgba(16, 185, 129, 0.1);
  color: #047857;
}

.plan-price {
  display: flex;
  align-items: flex-end;
  gap: 0.35rem;
  margin-top: 1.2rem;
}

.plan-price-value {
  font-size: 2.2rem;
  line-height: 1;
  font-weight: 750;
  letter-spacing: 0;
  color: #0f172a;
}

.plan-price-period {
  font-size: 0.95rem;
  font-weight: 700;
  color: #64748b;
}

.plan-feature-list {
  display: grid;
  gap: 0.7rem;
  margin-top: 1.35rem;
}

.plan-feature-item {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  color: #475569;
  font-size: 0.9rem;
  line-height: 1.7;
}

.plan-feature-item::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  flex: none;
  margin-top: 0.45rem;
  border-radius: 9999px;
  background: linear-gradient(135deg, #1677ff, #62a8ff);
  box-shadow: 0 0 0 4px rgba(22, 119, 255, 0.08);
}

.pricing-meta-grid {
  display: grid;
  gap: 0.85rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1.25rem;
}

.pricing-meta-card {
  border-radius: 1.2rem;
  border: 1px solid rgba(255, 255, 255, 0.84);
  background: rgba(255, 255, 255, 0.72);
  padding: 0.95rem;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.04);
}

.pricing-meta-label {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #94a3b8;
}

.pricing-meta-value {
  margin-top: 0.4rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: #0f172a;
}

.pricing-note-grid {
  display: grid;
  gap: 1rem;
}

.pricing-note-card {
  border-radius: 1.45rem;
  border: 1px solid rgba(255, 255, 255, 0.88);
  background: rgba(255, 255, 255, 0.74);
  padding: 1rem 1.05rem;
  box-shadow: 0 14px 28px rgba(15, 23, 42, 0.05);
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease;
}

.pricing-note-card:hover {
  transform: translateY(-1px);
  border-color: rgba(96, 165, 250, 0.22);
  box-shadow: 0 22px 46px rgba(15, 23, 42, 0.09);
}

.pricing-note-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: #0f172a;
}

.pricing-note-text {
  margin-top: 0.5rem;
  font-size: 0.88rem;
  line-height: 1.7;
  color: #64748b;
}

@media (max-width: 1023px) {
  .security-stage-shell {
    min-height: 30.5rem;
  }
}

@media (max-width: 767px) {
  .hero-scroll-cue {
    bottom: 1rem;
    width: 4.6rem;
    height: 2.4rem;
  }

  .hero-scroll-cue-icon {
    width: 2.7rem;
    height: 2rem;
  }

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

  .security-tab {
    min-width: 0;
    flex: 1 1 auto;
  }

  .security-stage-shell {
    min-height: 32.5rem;
  }

  .security-carousel {
    min-height: 27.5rem;
  }

  .security-preview-main {
    grid-template-columns: 1fr;
  }

  .security-stage-controls {
    align-items: flex-start;
  }

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

@media (min-width: 768px) {
  .pricing-note-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .plan-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  html.reveal-enabled [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero-scroll-cue,
  .hero-scroll-cue-icon,
  .metric-card,
  #features article.glass,
  .security-summary-card,
  .security-feature-item,
  .security-play-toggle,
  .plan-card,
  .pricing-note-card {
    animation: none;
    transition: none;
  }
}

.mobile-panel {
  display: none;
}

.mobile-panel.is-open {
  display: block;
}

/* Visual calm pass: keep structure, reduce competing effects. */
body {
  color: #172033;
  background: linear-gradient(180deg, #fbfcfe 0%, #f6f8fb 58%, #eef3f8 100%);
}

h1,
h2,
h3,
.plan-price-value,
.security-slide-title,
.comparison-price-value {
  letter-spacing: 0 !important;
}

main h2.text-3xl {
  font-size: 1.85rem;
  line-height: 1.24;
}

main h3.text-xl,
.security-slide-title {
  font-size: 1.12rem;
  line-height: 1.35;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
}

.site-header img[src*="logo.png"] {
  border-radius: 1rem;
  box-shadow: 0 8px 18px rgba(22, 119, 255, 0.14) !important;
}

.glass,
.metric-card,
.security-summary-card,
.security-feature-item,
.pricing-note-card {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(226, 232, 240, 0.82);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.045);
  backdrop-filter: blur(12px);
}

.primary-button {
  background: #1677ff;
  box-shadow: 0 10px 22px rgba(22, 119, 255, 0.18);
}

.secondary-button,
.download-button {
  color: #243044;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.04);
}

.hero-toggle,
.security-tabs,
.plan-toggle,
.pricing-status-pill,
.auth-status-chip {
  background: rgba(255, 255, 255, 0.88);
  border-color: rgba(226, 232, 240, 0.82);
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.04);
  backdrop-filter: blur(10px);
}

.hero-toggle-link.is-active,
.security-tab.is-active,
.plan-toggle-button.is-active {
  color: #1459c7;
  background: #eef5ff;
  box-shadow: inset 0 0 0 1px rgba(22, 119, 255, 0.12);
}

.hero-scroll-cue {
  display: none;
}

.primary-button:hover,
.secondary-button:hover,
.metric-card:hover,
#features article.glass:hover,
.security-summary-card:hover,
.security-feature-item:hover,
.security-play-toggle:hover,
.plan-card:hover,
.pricing-note-card:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.06);
}

.device-panel,
.phone-shell,
.security-stage,
.security-stage-shell,
.security-slide-frame,
.plan-card {
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.06);
}

.security-stage::before,
.security-stage::after,
.security-slide-frame::before,
.pricing-shell::before,
.plan-card::before {
  display: none;
}

.icon-tile {
  width: 3.4rem;
  height: 3.4rem;
  border-radius: 1.05rem;
  background: #f7faff;
  box-shadow: inset 0 0 0 1px rgba(148, 163, 184, 0.14);
}

.icon-tile img {
  width: 1.7rem;
  height: 1.7rem;
}

.security-slide-frame--sky,
.security-slide-frame--mint,
.security-slide-frame--slate,
.plan-card,
.pricing-note-card {
  background: rgba(255, 255, 255, 0.9);
}

.security-progress-dot.is-active {
  background: #1677ff;
  transform: none;
}

@media (min-width: 1024px) {
  h1 {
    font-size: 3.45rem;
    line-height: 1.08;
  }

  main h2.text-3xl {
    font-size: 2.05rem;
  }
}

/* Hero and illustration polish: authentic product imagery with a clearer visual story. */
.hero-section {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.hero-section::before {
  content: "";
  position: absolute;
  z-index: -2;
  top: 4rem;
  right: -10rem;
  width: 42rem;
  height: 42rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(22, 119, 255, 0.12), rgba(89, 211, 220, 0.045) 42%, transparent 70%);
  filter: blur(8px);
  pointer-events: none;
}

.hero-section::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 5rem 0 auto 48%;
  height: 38rem;
  opacity: 0.24;
  background-image: radial-gradient(rgba(22, 119, 255, 0.24) 0.7px, transparent 0.7px);
  background-size: 18px 18px;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 18%, #000 72%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 18%, #000 72%, transparent);
  pointer-events: none;
}

.hero-layout {
  position: relative;
}

.hero-copy {
  min-width: 0;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 2rem;
  border: 1px solid rgba(22, 119, 255, 0.12);
  border-radius: 9999px;
  background: rgba(238, 245, 255, 0.84);
  padding: 0.38rem 0.72rem;
  color: #1459c7;
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-kicker + h2 {
  margin-top: 0.9rem;
}

.hero-kicker-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

#heroTitleLine2 {
  color: transparent;
  background: linear-gradient(110deg, #172033 0%, #172033 42%, #1677ff 100%);
  background-clip: text;
  -webkit-background-clip: text;
}

.hero-cta-icon {
  width: 1.05rem;
  height: 1.05rem;
  flex: 0 0 auto;
}

.metric-card {
  position: relative;
  overflow: hidden;
}

.metric-card::after {
  content: "";
  position: absolute;
  right: -1.5rem;
  bottom: -2.2rem;
  width: 5.5rem;
  height: 5.5rem;
  border-radius: 50%;
  background: rgba(22, 119, 255, 0.055);
  pointer-events: none;
}

.metric-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  margin-bottom: 0.9rem;
  border: 1px solid rgba(22, 119, 255, 0.12);
  border-radius: 0.72rem;
  color: #1663db;
  background: #eef5ff;
}

.hero-visual {
  isolation: isolate;
  border-color: rgba(255, 255, 255, 0.96);
  background:
    radial-gradient(circle at 84% 10%, rgba(89, 211, 220, 0.1), transparent 30%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(236, 244, 255, 0.88));
  box-shadow:
    0 32px 80px rgba(30, 64, 175, 0.11),
    0 10px 30px rgba(15, 23, 42, 0.055);
}

.hero-visual::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 12% 8% -8% 18%;
  border-radius: 42% 58% 48% 52%;
  background: linear-gradient(135deg, rgba(22, 119, 255, 0.16), rgba(89, 211, 220, 0.1));
  filter: blur(42px);
}

.hero-visual .device-panel {
  overflow: hidden;
  border-color: rgba(148, 163, 184, 0.16);
  transform: translateZ(0);
}

.hero-visual .device-panel > img {
  image-rendering: auto;
}

.preview-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  border: 1px solid rgba(255, 255, 255, 0.92);
  border-radius: 9999px;
  color: #166534;
  background: rgba(240, 253, 244, 0.92);
  padding: 0.65rem 0.9rem;
  font-size: 0.76rem;
  font-weight: 750;
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.1);
  backdrop-filter: blur(14px);
}

.preview-status-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 5px rgba(34, 197, 94, 0.13);
}

.feature-card {
  position: relative;
  overflow: hidden;
}

.feature-card::after {
  content: "";
  position: absolute;
  right: -3rem;
  top: -3rem;
  width: 8rem;
  height: 8rem;
  border-radius: 50%;
  background: rgba(22, 119, 255, 0.045);
  transition: transform 260ms var(--wx-ease);
  pointer-events: none;
}

.feature-card:hover::after {
  transform: scale(1.18);
}

.feature-card .icon-tile {
  position: relative;
  z-index: 1;
  color: #1663db;
  background: linear-gradient(145deg, #f8fbff, #eaf3ff);
  box-shadow:
    inset 0 0 0 1px rgba(22, 119, 255, 0.1),
    0 10px 24px rgba(22, 119, 255, 0.09);
}

.feature-card .icon-tile svg {
  width: 1.55rem;
  height: 1.55rem;
  stroke-width: 1.8;
}

/* Safety section split: overview, mechanism and practical guidance. */
.security-principle-grid {
  display: grid;
  gap: 1rem;
}

.security-principle-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  min-width: 0;
  border: 1px solid rgba(191, 219, 254, 0.58);
  border-radius: 1.45rem;
  background: rgba(255, 255, 255, 0.76);
  padding: 1.2rem;
  box-shadow: 0 12px 28px rgba(30, 64, 175, 0.045);
  backdrop-filter: blur(12px);
}

.security-principle-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 2.7rem;
  height: 2.7rem;
  border: 1px solid rgba(22, 119, 255, 0.12);
  border-radius: 0.95rem;
  color: #1459c7;
  background: linear-gradient(145deg, #f8fbff, #e7f2ff);
}

.security-principle-icon svg,
.security-guidance-title svg {
  width: 1.2rem;
  height: 1.2rem;
  stroke-width: 1.9;
}

.security-block-label {
  color: #42658f;
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.security-principle-card h3 {
  margin-top: 0.35rem;
  color: #172033;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.45;
}

.security-principle-card p:last-child {
  margin-top: 0.45rem;
  color: #64748b;
  font-size: 0.84rem;
  line-height: 1.7;
}

.security-mechanism {
  border-color: rgba(191, 219, 254, 0.62);
  background:
    radial-gradient(circle at 96% 0%, rgba(143, 200, 255, 0.16), transparent 21rem),
    linear-gradient(145deg, rgba(255, 255, 255, 0.88), rgba(241, 247, 255, 0.82));
  box-shadow: 0 18px 44px rgba(30, 64, 175, 0.065);
}

.security-mechanism-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.25rem 2rem;
  padding-bottom: 1.4rem;
  border-bottom: 1px solid rgba(148, 163, 184, 0.16);
}

.security-mechanism-grid {
  display: grid;
  gap: 1.5rem;
  align-items: start;
}

.security-mechanism-copy {
  padding: 0.4rem 0.15rem 0;
}

.security-mechanism .security-tabs {
  flex: 0 0 auto;
  padding: 0.35rem;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.04);
}

.security-mechanism .security-tab {
  min-width: 6.4rem;
  padding: 0.68rem 1rem;
}

.security-mechanism .security-summary-grid {
  gap: 0.75rem;
}

.security-mechanism .security-summary-card {
  border-color: rgba(191, 219, 254, 0.52);
  border-radius: 1.1rem;
  background: rgba(255, 255, 255, 0.72);
  padding: 0.85rem 0.95rem;
  box-shadow: none;
}

.security-mechanism .security-stage {
  border-radius: 1.6rem;
  padding: 0.85rem;
  box-shadow: 0 14px 34px rgba(30, 64, 175, 0.07);
}

.security-mechanism .security-stage-shell {
  min-height: 26.5rem;
  border-radius: 1.35rem;
}

.security-mechanism .security-carousel {
  min-height: 22rem;
}

.security-feature-list--horizontal {
  grid-template-columns: 1fr;
  gap: 0.75rem;
  padding-top: 1.4rem;
  border-top: 1px solid rgba(148, 163, 184, 0.16);
}

.security-feature-list--horizontal .security-feature-item {
  gap: 0.75rem;
  min-height: 100%;
  border-color: rgba(191, 219, 254, 0.46);
  border-radius: 1.15rem;
  background: rgba(255, 255, 255, 0.68);
  padding: 0.85rem 0.9rem;
  box-shadow: none;
}

.security-feature-list--horizontal .security-feature-index {
  min-width: 2rem;
  height: 2rem;
}

.security-guidance {
  border: 1px solid rgba(191, 219, 254, 0.52);
  border-radius: 1.7rem;
  background: rgba(237, 245, 255, 0.56);
  padding: 1.25rem;
}

.security-guidance-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem 2rem;
}

.security-guidance-head > p {
  max-width: 34rem;
  color: #526176;
  font-size: 0.88rem;
  line-height: 1.7;
}

.security-guidance-grid {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.1rem;
}

.security-guidance-card {
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 1.35rem;
  background: rgba(255, 255, 255, 0.82);
  padding: 1.15rem;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.035);
}

.security-guidance-card--warning {
  border-color: rgba(251, 191, 36, 0.25);
}

.security-guidance-card--recommended {
  border-color: rgba(56, 189, 248, 0.24);
}

.security-guidance-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.security-guidance-title span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 0.75rem;
}

.security-guidance-card--warning .security-guidance-title span {
  color: #b45309;
  background: rgba(251, 191, 36, 0.13);
}

.security-guidance-card--recommended .security-guidance-title span {
  color: #0369a1;
  background: rgba(56, 189, 248, 0.12);
}

.security-guidance-title h3 {
  color: #172033;
  font-size: 1rem;
  font-weight: 700;
}

.security-guidance-card ul {
  display: grid;
  gap: 0.45rem;
  margin: 0.85rem 0 0;
  padding-left: 1.2rem;
  color: #526176;
  font-size: 0.84rem;
  line-height: 1.65;
}

@media (min-width: 768px) {
  .security-principle-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 1024px) {
  .security-mechanism-grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: 2rem;
  }

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

@media (max-width: 767px) {
  .security-principle-card {
    padding: 1rem;
  }

  .security-mechanism {
    padding: 1.1rem;
  }

  .security-mechanism-head {
    align-items: flex-start;
  }

  .security-mechanism .security-tabs {
    display: grid;
    width: 100%;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-radius: 1rem;
  }

  .security-mechanism .security-tab {
    min-width: 0;
    padding-inline: 0.55rem;
    font-size: 0.82rem;
  }

  .security-mechanism .security-stage-shell {
    min-height: 31.5rem;
  }

  .security-mechanism .security-carousel {
    min-height: 27rem;
  }

  .security-guidance {
    padding: 1rem;
  }
}

.finale-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

@media (min-width: 1024px) {
  .hero-layout {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  }

  .hero-copy h1 {
    font-size: clamp(2.85rem, 4vw, 3.45rem);
  }

  #heroTitleLine1,
  #heroTitleLine2 {
    white-space: nowrap;
  }

  .preview-status-pill {
    position: absolute;
    z-index: 15;
    right: 1.6rem;
    bottom: -1.15rem;
  }
}

@media (max-width: 1023px) {
  .hero-section::after {
    inset-inline: 25% -25%;
  }

  .preview-status-pill {
    margin: 1rem 0 0 auto;
  }
}

@media (max-width: 639px) {
  .hero-section {
    padding-top: 6.35rem;
  }

  .hero-section::before {
    top: 8rem;
    right: -22rem;
  }

  .hero-section::after {
    display: none;
  }

  .hero-kicker-row {
    gap: 0.6rem;
  }

  .section-kicker {
    font-size: 0.7rem;
    letter-spacing: 0.06em;
  }

  .metric-card {
    padding: 1.15rem;
  }

  html[data-edition="general"] #heroTitleLine2 {
    display: inline-block;
    font-size: clamp(0.8em, 9vw, 0.92em);
    white-space: nowrap;
  }

  .finale-actions,
  .finale-actions a {
    width: 100%;
  }
}