@font-face{
font-family: "Roboto Flex";
  font-style: normal;
  font-weight: 100 1000;
  font-stretch: 100%;
  font-display: swap;
  src: url("fonts/roboto-flex-latin-full-normal.woff2") format("woff2");
}

:root{
color-scheme: dark;
  --accent: #2563eb;
  --accent-glow: rgba(37, 99, 235, 0.22);
  --page-bg: #11161b;
  --page-bg-strong: #151d23;
  --page-bg-soft: rgba(30, 36, 43, 0.72);
  --page-surface: rgba(24, 31, 38, 0.84);
  --page-surface-strong: rgba(27, 35, 43, 0.94);
  --page-line: rgba(240, 231, 220, 0.1);
  --page-line-strong: rgba(240, 231, 220, 0.18);
  --page-text: #f3ecdf;
  --page-text-muted: #b5a697;
  --page-shadow: 0 24px 64px rgba(0, 0, 0, 0.3);
  --page-shadow-soft: 0 16px 34px rgba(0, 0, 0, 0.2);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --shell-width: 1460px;
  --font-body: "Roboto Flex", "Segoe UI Variable Text", "Microsoft YaHei", sans-serif;
  --font-display: "Roboto Flex", "Segoe UI Variable Display", "Microsoft YaHei", sans-serif;
  --font-mono: "Cascadia Mono", "JetBrains Mono", monospace;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --nav-height: 76px;
  --portal-radius-nav: 16px;
  --portal-radius-btn: 14px;
  --portal-radius-chip: 10px;
  --hub-gradient: linear-gradient(135deg, #80a8ff 0%, #f7b168 52%, #f5dd9d 100%);
  --hebao-gradient: linear-gradient(135deg, #56e3ab 0%, #96f1c9 50%, #ebfff4 100%);
}

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

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

html{
scroll-behavior: smooth;
}

body.portal-page{
min-height: 100vh;
  color: var(--page-text);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body.portal-page--hub{
width: 100%;
  min-height: 100dvh;
  min-height: 100svh;
  background: #120f16;
  background-image: linear-gradient(180deg, #131017 0%, #120f16 100%);
  overflow: hidden;
}

body.hebao-page{
--site-shell: var(--shell-width);
  background:
    radial-gradient(circle at 12% 10%, rgba(72, 214, 148, 0.14), transparent 22%),
    radial-gradient(circle at 90% 16%, rgba(110, 245, 186, 0.08), transparent 18%),
    linear-gradient(180deg, #0f1714 0%, #14211c 38%, #182722 100%);
}

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

.portal-bg{
position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.portal-bg__grid,
.portal-bg__scanline{
position: absolute;
  inset: 0;
}

.portal-bg__grid{
background-image:
    linear-gradient(rgba(128, 106, 88, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(128, 106, 88, 0.06) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.58), transparent 88%);
  opacity: 0.5;
}

.portal-bg__scanline{
background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), transparent 18%, transparent 82%, rgba(255, 255, 255, 0.06)),
    repeating-linear-gradient(180deg, rgba(255, 255, 255, 0.03) 0 1px, transparent 1px 7px);
  opacity: 0.2;
}

.portal-bg__orb{
position: absolute;
  border-radius: 999px;
  filter: blur(90px);
  opacity: 0.7;
  animation: portal-float 16s ease-in-out infinite alternate;
}

.portal-bg__orb--a{
width: 420px;
  height: 420px;
  top: -160px;
  left: -90px;
  background: rgba(73, 118, 232, 0.16);
}

.portal-bg__orb--b{
width: 360px;
  height: 360px;
  right: -100px;
  bottom: -120px;
  background: rgba(242, 139, 53, 0.12);
  animation-delay: -6s;
}

.portal-bg__orb--c{
width: 220px;
  height: 220px;
  left: 52%;
  top: 44%;
  background: rgba(240, 197, 108, 0.11);
  animation-delay: -11s;
}

.portal-bg__orb--mint.portal-bg__orb--a{
background: rgba(63, 215, 157, 0.18);
}

.portal-bg__orb--mint.portal-bg__orb--b{
background: rgba(125, 239, 189, 0.12);
}

@keyframes portal-float{
from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(20px, 24px, 0) scale(1.05);
  }
}

.portal-glass{
background: var(--page-surface);
  border: 1px solid var(--page-line);
  box-shadow: var(--page-shadow-soft);
  backdrop-filter: blur(16px) saturate(1.06);
  -webkit-backdrop-filter: blur(16px) saturate(1.06);
}

.portal-nav{
position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 120;
  padding: 18px 18px 0;
}

.portal-nav__shell{
width: min(var(--shell-width), 100%);
  margin: 0 auto;
  min-height: var(--nav-height);
  padding: 10px 14px 10px 20px;
  border-radius: var(--portal-radius-nav);
  display: flex;
  align-items: center;
  gap: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.32);
}

.portal-nav__shell.portal-glass{
background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015)),
    rgba(8, 6, 12, 0.52);
  backdrop-filter: blur(22px) saturate(1.1);
  -webkit-backdrop-filter: blur(22px) saturate(1.1);
  box-shadow:
    0 12px 36px rgba(0, 0, 0, 0.38),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.portal-brand{
display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.portal-brand__mark{
width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: var(--hub-gradient);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  box-shadow: 0 10px 22px rgba(47, 103, 233, 0.22);
  flex: 0 0 auto;
}

.portal-brand__mark--logo{
background:
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.46), transparent 50%),
    linear-gradient(135deg, rgba(66, 133, 244, 0.28), rgba(255, 255, 255, 0.04));
  border: 1px solid rgba(105, 184, 255, 0.18);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.portal-brand__mark--logo img{
width: 30px;
  height: 30px;
}

.portal-brand__mark--hebaozai{
background: #ffffff;
  border: 1px solid rgba(228, 228, 231, 0.35);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.22);
  overflow: hidden;
}

.portal-brand__mark--hebaozai img{
width: 100%;
  height: 100%;
  display: block;
}

.hebao-page .portal-brand__mark:not(.portal-brand__mark--hebaozai){
background: var(--hebao-gradient);
  box-shadow: 0 10px 22px rgba(24, 168, 115, 0.18);
}

.portal-brand__text{
display: flex;
  flex-direction: column;
  min-width: 0;
}

.portal-brand__text strong{
font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 760;
  letter-spacing: -0.04em;
}

.portal-brand__text small{
color: var(--page-text-muted);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.portal-nav__toggle{
display: none;
  width: 44px;
  height: 44px;
  margin-left: auto;
  border: 0;
  border-radius: 14px;
  padding: 0;
  background: transparent;
  color: var(--page-text);
  cursor: pointer;
}

.portal-nav__toggle span{
display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  border-radius: 999px;
  background: currentColor;
}

.portal-nav__panel{
margin-left: auto;
  display: flex;
  align-items: center;
  gap: 6px;
}

.portal-nav__links,
.portal-nav__controls{
display: flex;
  align-items: center;
}

.portal-nav__links{
gap: 6px;
}

.portal-nav__links a{
padding: 10px 14px;
  border-radius: var(--portal-radius-chip);
  color: var(--page-text-muted);
  font-size: 0.9rem;
  font-weight: 650;
  transition: color 0.24s ease, background 0.24s ease;
}

.portal-nav__links a:hover,
.portal-nav__links a:focus-visible{
color: var(--page-text);
  background: rgba(255, 255, 255, 0.2);
}

.portal-nav__entry{
padding: 10px 14px;
  border-radius: var(--portal-radius-chip);
  color: var(--page-text-muted);
  font-size: 0.9rem;
  font-weight: 650;
  white-space: nowrap;
  transition: color 0.24s ease, background 0.24s ease;
}

.portal-nav__entry:hover,
.portal-nav__entry:focus-visible{
color: var(--page-text);
  background: rgba(255, 255, 255, 0.2);
}

.portal-nav__links a.is-active,
.portal-nav__entry.is-active{
background: #ffffff;
  color: #111111;
}

.portal-nav__links a.is-active:hover,
.portal-nav__links a.is-active:focus-visible,
.portal-nav__entry.is-active:hover,
.portal-nav__entry.is-active:focus-visible{
background: #ffffff;
  color: #111111;
}

.portal-nav__controls{
gap: 8px;
}

.portal-menu{
position: relative;
}

.portal-icon-btn{
min-width: 44px;
  height: 44px;
  padding: 0 14px;
  border: 0;
  border-radius: var(--portal-radius-chip);
  background: transparent;
  color: var(--page-text);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 720;
  cursor: pointer;
}

.portal-shell{
position: relative;
  z-index: 1;
  width: min(var(--shell-width), calc(100% - 24px));
  margin: 0 auto;
  padding: calc(var(--nav-height) + 56px) 0 54px;
}

.portal-hero,
.portal-section{
position: relative;
}

.portal-hero{
margin-bottom: 34px;
}

.portal-hero__grid{
display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(360px, 0.94fr);
  gap: 20px;
  align-items: stretch;
}

.portal-hero__grid--product{
grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: 24px;
}

.portal-hero__copy{
padding: 20px 6px 10px;
}

.portal-eyebrow{
margin: 0 0 16px;
  color: var(--page-text-muted);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.portal-hero__title,
.portal-section__title,
.portal-product-band__name,
.portal-stage__head strong{
font-family: var(--font-display);
  letter-spacing: -0.06em;
  line-height: 0.96;
}

.portal-hero__title{
margin: 0;
  font-size: clamp(3.2rem, 6.8vw, 6.4rem);
  font-weight: 780;
}

.portal-hero__title em{
font-style: normal;
}

.portal-gradient-text{
background: var(--hub-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.portal-gradient-text--mint{
background: var(--hebao-gradient);
  -webkit-background-clip: text;
  background-clip: text;
}

.portal-lead{
margin: 20px 0 0;
  max-width: 66ch;
  color: color-mix(in srgb, var(--page-text) 72%, var(--page-text-muted));
  font-size: clamp(1rem, 1.5vw, 1.14rem);
  line-height: 1.75;
}

.portal-hero__chips{
display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 22px;
}

.portal-hero__actions{
display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 26px;
}

.portal-text-link{
color: var(--page-text);
  font-size: 0.94rem;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 0.28em;
  text-decoration-color: rgba(100, 88, 77, 0.35);
}

.portal-text-link:hover,
.portal-text-link:focus-visible{
text-decoration-color: currentColor;
}

.portal-cta{
display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 24px;
  border-radius: var(--portal-radius-btn);
  background: var(--accent);
  color: #fff;
  font-size: 0.94rem;
  font-weight: 760;
  box-shadow: 0 14px 30px var(--accent-glow);
  transition: transform 0.24s ease, box-shadow 0.24s ease;
}

.portal-cta:hover,
.portal-cta:focus-visible{
transform: translateY(-2px);
  box-shadow: 0 18px 34px var(--accent-glow);
}

.portal-chip{
background: rgba(255, 255, 255, 0.04);
}

.portal-chip--mono{
font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.portal-stage,
.hebao-journal,
.portal-product-band__grid,
.portal-feature-strip,
.portal-step,
.portal-privacy-card,
.portal-download{
border-radius: var(--radius-xl);
}

.portal-stage{
padding: 26px;
}

.portal-stage__head{
display: grid;
  gap: 8px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--page-line);
}

.portal-stage__eyebrow{
color: var(--page-text-muted);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.portal-stage__head strong{
font-size: clamp(2rem, 3.4vw, 3.1rem);
  font-weight: 760;
}

.portal-stage__stack{
display: grid;
  gap: 12px;
  margin-top: 18px;
}

.portal-stage__track{
background:
    linear-gradient(90deg, color-mix(in srgb, var(--accent) 12%, transparent), transparent 48%),
    rgba(255, 255, 255, 0.02);
}

.portal-stage__index,
.portal-product-band__index,
.portal-feature-strip__index,
.portal-privacy-card__index,
.portal-step__index{
color: color-mix(in srgb, var(--accent) 72%, white 28%);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.portal-stage__track-copy h2,
.portal-stage__track-copy p{
margin: 0;
}

.portal-stage__track-copy h2{
font-size: 1.22rem;
  font-weight: 720;
  letter-spacing: -0.04em;
}

.portal-stage__track-copy p,
.portal-stage__note,
.portal-product-band__long,
.portal-signal-list li,
.portal-feature-slab p,
.portal-feature-strip__body p,
.portal-step p,
.portal-privacy-card p,
.portal-download__note,
.portal-footer,
.portal-section__lead{
color: var(--page-text-muted);
}

.portal-stage__track-copy p{
font-size: 0.92rem;
}

.portal-stage__note{
margin: 18px 0 0;
  font-size: 0.98rem;
  line-height: 1.68;
}

.portal-section{
margin-top: 30px;
}

.portal-section__head{
max-width: 860px;
  margin-bottom: 18px;
}

.portal-section__head--tight{
margin-bottom: 16px;
}

.portal-section__title{
margin: 0;
  font-size: clamp(2.2rem, 4vw, 3.8rem);
  font-weight: 770;
}

.portal-section__lead{
margin: 14px 0 0;
  font-size: 1rem;
  line-height: 1.74;
}

.portal-product-list,
.portal-feature-rail,
.portal-privacy-grid,
.portal-steps,
.portal-feature-ribbon{
display: grid;
}

.portal-product-list{
gap: 18px;
}

.portal-product-band__grid{
background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01) 44%, rgba(255, 255, 255, 0.05));
}

.portal-product-band__grid::before{
content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 10px;
  background: linear-gradient(180deg, var(--accent), color-mix(in srgb, var(--accent) 36%, transparent));
}

.portal-product-band__lead,
.portal-product-band__body{
position: relative;
}

.portal-product-band__lead{
display: grid;
  gap: 14px;
  align-content: start;
  padding-left: 8px;
}

.portal-product-band__eyebrow{
margin: 0;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.portal-product-band__name{
margin: 0;
  font-size: clamp(2.2rem, 3.6vw, 3.5rem);
  font-weight: 770;
}

.portal-product-band__summary{
margin: 0;
  font-size: 1.08rem;
  font-weight: 680;
  line-height: 1.56;
}

.portal-product-band__meta{
display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.portal-product-band__long{
margin: 0;
  font-size: 0.98rem;
  line-height: 1.8;
}

.portal-signal-list{
list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.portal-signal-list li{
position: relative;
  padding-left: 18px;
  font-size: 0.95rem;
}

.portal-signal-list li::before{
content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
}

.portal-feature-ribbon{
gap: 12px;
  margin-top: 22px;
}

.portal-feature-slab,
.portal-feature-strip,
.portal-step,
.portal-privacy-card{
background: rgba(255, 255, 255, 0.03);
}

.portal-feature-slab{
display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 18px;
  border-radius: 18px;
}

.portal-feature-slab span{
color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 800;
}

.portal-feature-slab h4,
.portal-feature-strip__body h3,
.portal-step h3,
.portal-privacy-card h3{
margin: 0;
  font-size: 1rem;
  font-weight: 730;
  letter-spacing: -0.03em;
}

.portal-feature-slab p{
margin: 6px 0 0;
  font-size: 0.9rem;
  line-height: 1.64;
}

.portal-feature-rail{
gap: 14px;
}

.portal-feature-strip{
display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px;
  padding: 22px;
}

.portal-feature-strip__body{
display: grid;
  gap: 10px;
}

.portal-feature-card__tag{
color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.portal-feature-strip__body p{
margin: 0;
  font-size: 0.94rem;
  line-height: 1.72;
}

.portal-flow,
.portal-split{
display: grid;
  grid-template-columns: minmax(260px, 0.34fr) minmax(0, 0.66fr);
  gap: 22px;
  align-items: start;
}

.portal-steps{
list-style: none;
  margin: 0;
  padding: 0;
  gap: 14px;
}

.portal-steps--timeline{
position: relative;
}

.portal-steps--timeline::before{
content: "";
  position: absolute;
  left: 20px;
  top: 16px;
  bottom: 16px;
  width: 1px;
  background: linear-gradient(180deg, var(--accent), transparent);
  opacity: 0.42;
}

.portal-step{
position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 20px;
  border-radius: 22px;
}

.portal-step__index{
width: 40px;
  height: 40px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
}

.portal-step p,
.portal-privacy-card p{
margin: 8px 0 0;
  font-size: 0.92rem;
  line-height: 1.72;
}

.portal-privacy-grid{
gap: 14px;
}

.portal-privacy-card{
padding: 22px;
  border-radius: 22px;
}

.portal-privacy-card__index{
display: inline-block;
  margin-bottom: 12px;
}

.portal-download{
display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding: 30px;
  background: var(--page-surface-strong);
  border: 1px solid var(--page-line-strong);
  box-shadow: var(--page-shadow);
}

.portal-download__copy{
max-width: 840px;
}

.portal-download__note{
margin: 14px 0 0;
  font-size: 0.92rem;
  line-height: 1.68;
}

.portal-footer{
margin-top: 26px;
  padding: 18px 0 0;
  border-top: 1px solid var(--page-line);
  text-align: left;
  font-size: 0.84rem;
}

.portal-footer p{
margin: 0 0 6px;
}

.portal-footer__note{
opacity: 0.82;
}

.portal-page--topnav .portal-nav__links,
.site-page--portal-topnav .portal-nav__links{
justify-content: flex-end;
}

.portal-page--topnav .portal-nav,
.site-page--portal-topnav .portal-nav{
padding-top: 28px;
  padding-left: 18px;
  padding-right: 18px;
}

.portal-page--topnav .portal-nav__shell.portal-glass,
.site-page--portal-topnav .portal-nav__shell.portal-glass{
width: min(1200px, calc(100% - 32px));
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015)),
    rgba(8, 6, 12, 0.52);
  border-color: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(22px) saturate(1.1);
  -webkit-backdrop-filter: blur(22px) saturate(1.1);
  box-shadow:
    0 12px 36px rgba(0, 0, 0, 0.38),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.portal-page--topnav .portal-brand__text strong,
.portal-page--topnav .portal-nav__links a,
.portal-page--topnav .portal-nav__entry,
.site-page--portal-topnav .portal-brand__text strong,
.site-page--portal-topnav .portal-nav__links a,
.site-page--portal-topnav .portal-nav__entry{
color: #f5f3f8;
}

.portal-page--topnav .portal-brand__text small,
.site-page--portal-topnav .portal-brand__text small{
color: rgba(245, 243, 248, 0.56);
}

.portal-page--topnav .portal-nav__links a:hover,
.portal-page--topnav .portal-nav__links a:focus-visible,
.portal-page--topnav .portal-nav__entry:hover,
.portal-page--topnav .portal-nav__entry:focus-visible,
.site-page--portal-topnav .portal-nav__links a:hover,
.site-page--portal-topnav .portal-nav__links a:focus-visible,
.site-page--portal-topnav .portal-nav__entry:hover,
.site-page--portal-topnav .portal-nav__entry:focus-visible{
background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
}

.portal-page--topnav .portal-nav__links a.is-active,
.portal-page--topnav .portal-nav__entry.is-active,
.site-page--portal-topnav .portal-nav__links a.is-active,
.site-page--portal-topnav .portal-nav__entry.is-active{
background: #ffffff;
  color: #111111;
}

.portal-page--topnav .portal-nav__links a.is-active:hover,
.portal-page--topnav .portal-nav__links a.is-active:focus-visible,
.portal-page--topnav .portal-nav__entry.is-active:hover,
.portal-page--topnav .portal-nav__entry.is-active:focus-visible,
.site-page--portal-topnav .portal-nav__links a.is-active:hover,
.site-page--portal-topnav .portal-nav__links a.is-active:focus-visible,
.site-page--portal-topnav .portal-nav__entry.is-active:hover,
.site-page--portal-topnav .portal-nav__entry.is-active:focus-visible{
background: #ffffff;
  color: #111111;
}

.site-page--portal-topnav .site-main{
padding-top: calc(var(--nav-height) + 54px);
  padding-bottom: 28px;
}

.site-page--portal-topnav .portal-footer{
color: var(--site-text-muted);
  border-top-color: var(--site-line);
}

.portal-page--hub .portal-popover.portal-glass{
background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.01)),
    rgba(8, 6, 12, 0.58);
  border-color: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(20px) saturate(1.1);
  -webkit-backdrop-filter: blur(20px) saturate(1.1);
  box-shadow:
    0 16px 40px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.portal-hub{
position: relative;
  z-index: 1;
  width: 100%;
  min-height: 100dvh;
  min-height: 100svh;
  margin: 0;
  padding: calc(var(--nav-height) + 20px) 24px 24px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0;
}

.portal-hub > .portal-eyebrow,
.portal-hub > .portal-hero__title,
.portal-hub > .portal-lead,
.portal-hub > .portal-hub__actions{
position: relative;
  z-index: 2;
  width: min(960px, 100%);
}

.portal-hub > .hub-pill{
position: relative;
  z-index: 2;
  width: auto;
  max-width: min(960px, 100%);
  align-self: center;
  flex: 0 0 auto;
}

.portal-page--hub .portal-gradient-text{
background: linear-gradient(180deg, #ffffff 0%, #e6e6ec 100%);
  -webkit-background-clip: text;
  background-clip: text;
}

.hub-aurora{
position: fixed;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
  contain: strict;
}

.hub-aurora canvas{
display: block;
  width: 100%;
  height: 100%;
}

.hub-pill{
display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 50px;
  width: fit-content;
  max-width: 100%;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
  color: rgba(245, 243, 248, 0.78);
  font-size: 0.9rem;
  font-weight: 650;
  white-space: nowrap;
}

.hub-pill span{
display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: #ffffff;
  color: #15121b;
  font-weight: 760;
}

.hub-pill strong{
font-weight: 700;
}

.portal-page--hub .portal-eyebrow{
margin: 28px 0 16px;
  color: rgba(245, 243, 248, 0.48);
}

.portal-page--hub .portal-hero__title{
color: #ffffff;
  font-size: clamp(3.4rem, 7vw, 6.6rem);
}

.portal-page--hub .portal-lead{
margin-top: 20px;
  color: rgba(245, 243, 248, 0.62);
}

.portal-hub__actions{
display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.portal-page--hub .portal-cta{
background: #ffffff;
  color: #15121b;
  box-shadow: none;
  border: 0;
  min-height: 52px;
  padding: 0 28px;
  border-radius: 14px;
  font-size: 0.94rem;
  font-weight: 700;
}

.portal-page--hub .portal-cta:hover,
.portal-page--hub .portal-cta:focus-visible{
background: #f4f4f5;
  color: #15121b;
  box-shadow: none;
}

.hub-ghost-btn{
display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 28px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.06);
  color: rgba(245, 243, 248, 0.88);
  font-size: 0.94rem;
  font-weight: 700;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: transform 0.24s ease, color 0.24s ease, border-color 0.24s ease, background 0.24s ease;
}

.hub-ghost-btn:hover,
.hub-ghost-btn:focus-visible{
transform: translateY(-2px);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.1);
}

.hebao-hero{
margin-bottom: 38px;
}

.hebao-hero__copy{
max-width: 720px;
}

.hebao-hero__copy .portal-hero__title{
font-size: clamp(3rem, 6.2vw, 5.8rem);
  letter-spacing: -0.065em;
}

.hebao-journal{
padding: 18px 18px 20px;
  color: #edf8f1;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.01)),
    linear-gradient(135deg, rgba(63, 215, 157, 0.08), rgba(25, 41, 34, 0.92));
  border: 1px solid rgba(143, 241, 198, 0.14);
  overflow: hidden;
  border-radius: var(--radius-xl);
}

.hebao-journal__status{
display: flex;
  gap: 8px;
  margin-bottom: 14px;
}

.hebao-journal__status span{
width: 9px;
  height: 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.24);
}

.hebao-journal__eyebrow{
display: inline-flex;
  align-items: center;
  min-height: 34px;
  margin: 0 0 14px;
  padding: 0 12px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
  color: #dffcee;
  font-size: 0.82rem;
  font-weight: 700;
}

.hebao-journal__metrics{
display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.hebao-journal__metrics strong{
padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(143, 241, 198, 0.12);
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.84rem;
  font-weight: 650;
}

.hebao-journal__flow{
display: grid;
  gap: 12px;
  margin-top: 14px;
}

.hebao-journal__flow-item{
display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(143, 241, 198, 0.12);
  background: rgba(255, 255, 255, 0.03);
}

.hebao-journal__flow-item span{
color: #179466;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 800;
}

.hebao-journal__flow-item h2,
.hebao-journal__flow-item p{
margin: 0;
}

.hebao-journal__flow-item h2{
font-size: 1rem;
  font-weight: 720;
}

.hebao-journal__flow-item p{
margin-top: 6px;
  color: color-mix(in srgb, currentColor 72%, transparent);
  font-size: 0.86rem;
  line-height: 1.58;
}

.hebao-section{
margin-top: 34px;
}

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

.hebao-note{
background: rgba(255, 255, 255, 0.03);
  border-color: rgba(143, 241, 198, 0.12);
  box-shadow: none;
  transform: rotate(var(--note-rotate, 0deg));
  transition:
    transform 0.32s var(--ease-out),
    box-shadow 0.32s var(--ease-out),
    border-color 0.32s ease,
    background 0.32s ease;
}

.hebao-note:hover,
.hebao-note:focus-within{
transform: rotate(0deg) translateY(-8px);
  border-color: rgba(143, 241, 198, 0.28);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
}

.hebao-note:nth-child(1){
--note-rotate: -1.2deg;
  background: rgba(18, 34, 28, 0.92);
}

.hebao-note:nth-child(2){
--note-rotate: 1deg;
  background: rgba(16, 32, 30, 0.9);
}

.hebao-note:nth-child(3){
--note-rotate: -0.4deg;
  background: rgba(14, 30, 28, 0.9);
}

.hebao-note:nth-child(4){
--note-rotate: 0.8deg;
  background: rgba(20, 34, 26, 0.9);
}

.hebao-note:nth-child(5){
--note-rotate: -0.8deg;
  background: rgba(15, 31, 27, 0.9);
}

.hebao-note:nth-child(6){
--note-rotate: 0.6deg;
  background: rgba(17, 33, 29, 0.9);
}

.hebao-note .portal-feature-strip__index{
display: inline-block;
}

.hebao-routine__steps::before{
display: none;
}

.hebao-routine__steps .portal-step{
background: rgba(255, 255, 255, 0.03);
}

.hebao-privacy-layout{
grid-template-columns: minmax(260px, 0.32fr) minmax(0, 0.68fr);
}

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

.hebao-privacy-note{
background: rgba(255, 255, 255, 0.03);
  border-color: rgba(143, 241, 198, 0.14);
}

.hebao-privacy-note::before{
content: "";
  position: absolute;
  top: 18px;
  right: 18px;
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: rgba(24, 168, 115, 0.16);
}

.hebao-download-banner{
background:
    linear-gradient(90deg, rgba(63, 215, 157, 0.08), transparent 44%),
    rgba(255, 255, 255, 0.03);
}

.portal-hero__actions--secondary{
margin-top: 12px;
}

.portal-ghost-btn{
display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.06);
  color: rgba(245, 243, 248, 0.88);
  font-size: 0.94rem;
  font-weight: 700;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: transform 0.24s ease, color 0.24s ease, border-color 0.24s ease, background 0.24s ease;
}

.portal-ghost-btn:hover,
.portal-ghost-btn:focus-visible{
transform: translateY(-2px);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.1);
}

.portal-ghost-btn--subtle{
min-height: 44px;
  padding: 0 16px;
  font-size: 0.88rem;
  font-weight: 650;
  border-color: rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
}

.hebao-page .portal-ghost-btn{
border-color: rgba(143, 241, 198, 0.16);
  color: rgba(223, 252, 238, 0.9);
}

.hebao-page .portal-ghost-btn:hover,
.hebao-page .portal-ghost-btn:focus-visible{
border-color: rgba(143, 241, 198, 0.32);
  background: rgba(52, 211, 153, 0.1);
}

.portal-magnetic{
transform: translate(var(--magnetic-x, 0px), var(--magnetic-y, 0px));
}

.portal-magnetic.portal-cta:hover,
.portal-magnetic.portal-cta:focus-visible,
.portal-magnetic.portal-ghost-btn:hover,
.portal-magnetic.portal-ghost-btn:focus-visible{
transform: translate(var(--magnetic-x, 0px), calc(var(--magnetic-y, 0px) - 2px));
}

.hebao-note.portal-magnetic{
transform: rotate(var(--note-rotate, 0deg)) translate(var(--magnetic-x, 0px), var(--magnetic-y, 0px));
}

.hebao-note.portal-magnetic:hover,
.hebao-note.portal-magnetic:focus-within{
transform: rotate(0deg) translate(var(--magnetic-x, 0px), calc(var(--magnetic-y, 0px) - 8px));
}

.portal-btn__icon{
width: 20px;
  height: 20px;
  flex: 0 0 auto;
}

.portal-cta--disabled,
.portal-cta--disabled:hover,
.portal-cta--disabled:focus-visible{
opacity: 0.56;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.hebao-page .portal-cta{
color: #0f1714;
}

.hebao-download-grid{
display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 22px;
  align-items: stretch;
}

.hebao-download__copy{
padding: 30px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(143, 241, 198, 0.12);
  background:
    linear-gradient(135deg, rgba(63, 215, 157, 0.08), transparent 52%),
    rgba(255, 255, 255, 0.03);
}

.hebao-download__actions{
display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.hebao-download__cta{
animation: hebao-download-pulse 3.2s ease-in-out infinite;
}

@keyframes hebao-download-pulse{
0%, 100% { box-shadow: 0 14px 30px var(--accent-glow); }
50% { box-shadow: 0 18px 42px rgba(52, 211, 153, 0.48); }
}

.portal-package{
padding: 24px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(143, 241, 198, 0.14);
  background: rgba(255, 255, 255, 0.03);
}

.portal-package__header{
display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.portal-package__status{
display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.portal-package__status.is-ready{
background: rgba(52, 211, 153, 0.14);
  color: #8ff1c6;
}

.portal-package__status.is-empty{
background: rgba(255, 255, 255, 0.06);
  color: rgba(245, 243, 248, 0.62);
}

.portal-package__directory{
display: grid;
  gap: 4px;
  text-align: right;
}

.portal-package__directory span,
.portal-package__meta dt{
font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(245, 243, 248, 0.52);
}

.portal-package__directory strong{
font-family: var(--font-mono);
  font-size: 0.82rem;
  color: rgba(223, 252, 238, 0.88);
}

.portal-package__meta{
display: grid;
  gap: 12px;
  margin: 0;
}

.portal-package__meta div{
display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.portal-package__meta dd{
margin: 0;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: rgba(245, 243, 248, 0.88);
  text-align: right;
}

.portal-package__hint{
margin: 16px 0 0;
  font-size: 0.88rem;
  line-height: 1.6;
  color: rgba(245, 243, 248, 0.62);
}

.portal-tilt{
transform: perspective(900px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg));
  transition: transform 0.24s ease;
  transform-style: preserve-3d;
}

.portal-stagger-item{
opacity: 0;
  transform: translateY(18px) rotate(var(--note-rotate, 0deg));
  transition:
    opacity 0.62s var(--ease-out),
    transform 0.62s var(--ease-out);
}

.portal-stagger-item.is-visible{
opacity: 1;
  transform: translateY(0) rotate(var(--note-rotate, 0deg));
}

.hebao-journal__status span:nth-child(1){
animation: hebao-status-pulse 2.4s ease-in-out infinite;
}

.hebao-journal__status span:nth-child(2){
animation: hebao-status-pulse 2.4s ease-in-out 0.35s infinite;
}

.hebao-journal__status span:nth-child(3){
animation: hebao-status-pulse 2.4s ease-in-out 0.7s infinite;
}

@keyframes hebao-status-pulse{
0%, 100% { background: rgba(52, 211, 153, 0.28); transform: scale(1); }
50% { background: rgba(143, 241, 198, 0.92); transform: scale(1.12); }
}

.hebao-journal.is-live .hebao-journal__flow-item{
animation: hebao-flow-in 0.72s var(--ease-out) both;
}

.hebao-journal.is-live .hebao-journal__flow-item:nth-child(1){ animation-delay: 0.08s; }
.hebao-journal.is-live .hebao-journal__flow-item:nth-child(2){ animation-delay: 0.18s; }
.hebao-journal.is-live .hebao-journal__flow-item:nth-child(3){ animation-delay: 0.28s; }

@keyframes hebao-flow-in{
from {
    opacity: 0;
    transform: translateX(14px);
  }
to {
    opacity: 1;
    transform: translateX(0);
  }
}

.hebao-journal__metrics strong{
transition: transform 0.24s ease, border-color 0.24s ease, background 0.24s ease;
}

.hebao-journal.is-live .hebao-journal__metrics strong:hover{
transform: translateY(-3px);
  border-color: rgba(143, 241, 198, 0.28);
  background: rgba(52, 211, 153, 0.08);
}

.portal-bg__cursor-glow{
position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at var(--cursor-x, 50%) var(--cursor-y, 40%), rgba(52, 211, 153, 0.12), transparent 28%);
  transition: opacity 0.3s ease;
}

.portal-click-burst{
position: fixed;
  left: 0;
  top: 0;
  width: 0;
  height: 0;
  pointer-events: none;
  z-index: 8;
}

.portal-click-burst span{
position: absolute;
  left: 0;
  top: 0;
  width: 2px;
  height: 20px;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(52, 211, 153, 0.95), transparent);
  transform-origin: center bottom;
  animation: portal-burst 650ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes portal-burst{
0% {
    opacity: 0.95;
    transform: rotate(var(--burst-angle)) translateY(0) scaleY(0.4);
  }
100% {
    opacity: 0;
    transform: rotate(var(--burst-angle)) translateY(-34px) scaleY(1);
  }
}

.hebao-download__head{
margin-bottom: 24px;
}

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

.hebao-platform-card{
display: grid;
  gap: 18px;
  padding: 22px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(143, 241, 198, 0.12);
  background: rgba(255, 255, 255, 0.03);
  transition: transform 0.32s var(--ease-out), border-color 0.32s ease, box-shadow 0.32s ease;
}

.hebao-platform-card:hover,
.hebao-platform-card:focus-within{
border-color: rgba(143, 241, 198, 0.28);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.24);
}

.hebao-platform-card__visual{
display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  border-radius: 20px;
  border: 1px solid rgba(143, 241, 198, 0.14);
  background: rgba(255, 255, 255, 0.04);
}

.hebao-platform-card__visual--android{
color: #8ff1c6;
  background: rgba(52, 211, 153, 0.12);
}

.hebao-platform-card__visual--ios{
color: #f5f3f8;
  background: rgba(255, 255, 255, 0.08);
}

.hebao-platform-card__visual--windows{
color: #7dd3fc;
  background: rgba(56, 189, 248, 0.12);
}

.hebao-platform-card__glyph,
.platform-glyph{
width: 36px;
  height: 36px;
  flex: 0 0 auto;
}

.hebao-platform-card__body{
display: grid;
  gap: 12px;
}

.hebao-platform-card__body h3{
margin: 0;
  font-size: 1.28rem;
  font-weight: 760;
}

.hebao-platform-card__body p{
margin: 0;
  color: rgba(245, 243, 248, 0.68);
  line-height: 1.62;
  font-size: 0.92rem;
}

.hebao-platform-card__meta{
display: grid;
  gap: 8px;
  margin: 0;
}

.hebao-platform-card__meta div{
display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.hebao-platform-card__meta dt{
font-size: 0.76rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(245, 243, 248, 0.48);
}

.hebao-platform-card__meta dd{
margin: 0;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: rgba(245, 243, 248, 0.86);
  text-align: right;
}

.hebao-platform-card__cta{
display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  margin-top: 4px;
}

.hebao-platform-card__cta .portal-btn__icon{
width: 18px;
  height: 18px;
}

.hebao-page .portal-shell{
padding-bottom: 28px;
}

.hebao-text-pressure-band{
position: relative;
  z-index: 2;
  width: 100%;
}

.hebao-text-pressure-band .site-text-pressure-shell{
max-width: var(--site-shell);
}

.hebao-text-pressure-band .site-text-pressure-container{
pointer-events: auto;
}

.portal-reveal{
opacity: 0;
  transform: translateY(24px) scale(0.99);
  transition:
    opacity 0.78s var(--ease-out),
    transform 0.78s var(--ease-out);
}

.portal-reveal.is-visible{
opacity: 1;
  transform: translateY(0) scale(1);
}

.portal-reveal-card{
opacity: 0;
  transform: translate3d(0, 28px, 0) scale(0.985);
  transition:
    opacity 0.68s var(--ease-out),
    transform 0.68s var(--ease-out);
  contain: layout paint;
}

.portal-reveal-card.is-visible{
opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
}

.portal-scroll-title{
display: inline-block;
}

.portal-scroll-char{
display: inline-block;
  opacity: 0.18;
  transform: translate3d(0, 0.42em, 0);
  transition:
    opacity 0.48s ease,
    transform 0.52s var(--ease-out);
}

.portal-scroll-title.is-animated .portal-scroll-char{
opacity: 1;
  transform: translate3d(0, 0, 0);
}

.portal-page--hub .portal-hub.portal-reveal{
opacity: 1;
  transform: none;
}

@media (max-width: 1180px){
.portal-hero__grid,
  .portal-hero__grid--product,
  .portal-product-band__grid,
  .portal-flow,
  .portal-split,
  .hebao-privacy-layout,
  .portal-download,
  .hebao-download-grid {
    grid-template-columns: 1fr;
  }

  .hebao-note-wall,
  .hebao-privacy-board,
  .hebao-platform-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hub-product-band:nth-child(2) {
    margin-left: 0;
  }
}

@media (max-width: 900px){
.portal-nav {
    padding: 14px 12px 0;
  }

  .portal-nav__toggle {
    display: block;
  }

  .portal-nav__panel {
    position: fixed;
    top: calc(var(--nav-height) + 8px);
    left: 12px;
    right: 12px;
    display: grid;
    gap: 12px;
    padding: 16px;
    border-radius: 22px;
    background: var(--page-surface-strong);
    border: 1px solid var(--page-line-strong);
    box-shadow: var(--page-shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.24s ease, transform 0.24s ease, visibility 0.24s ease;
  }

  .portal-nav__panel.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .portal-page--topnav .portal-nav__panel,
  .site-page--portal-topnav .portal-nav__panel{
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.01)),
      rgba(8, 6, 12, 0.54);
    border-color: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(22px) saturate(1.1);
    -webkit-backdrop-filter: blur(22px) saturate(1.1);
    box-shadow:
      0 16px 40px rgba(0, 0, 0, 0.4),
      inset 0 1px 0 rgba(255, 255, 255, 0.05);
  }

  .portal-nav__links,
  .portal-nav__controls {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .portal-nav__links a {
    width: 100%;
    padding-inline: 0;
    border-radius: 0;
  }

  .portal-shell {
    width: calc(100% - 18px);
    padding-top: calc(var(--nav-height) + 38px);
  }

  .portal-hub {
    padding: calc(var(--nav-height) + 16px) 16px 16px;
  }

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

@media (max-width: 720px){
.portal-hero__title {
    font-size: clamp(2.6rem, 12vw, 4.4rem);
  }

  .hebao-hero__copy .portal-hero__title {
    font-size: clamp(2.5rem, 11vw, 4.2rem);
  }

  .portal-section__title,
  .portal-product-band__name {
    font-size: clamp(1.9rem, 9vw, 3rem);
  }

  .portal-product-band__grid,
  .portal-stage,
  .portal-feature-strip,
  .portal-step,
  .portal-privacy-card,
  .portal-download {
    padding: 20px;
  }

  .hebao-journal__metrics,
  .hebao-note-wall,
  .hebao-privacy-board,
  .hebao-platform-grid {
    grid-template-columns: 1fr;
  }

  .portal-hero__actions,
  .portal-hub__actions {
    align-items: stretch;
    width: 100%;
  }

  .portal-cta,
  .portal-text-link,
  .hub-ghost-btn,
  .portal-ghost-btn {
    width: 100%;
  }

  .portal-text-link {
    text-align: center;
  }

  .hub-pill {
    min-height: 44px;
    padding-inline: 12px;
    font-size: 0.82rem;
  }

  .hub-pill span {
    min-height: 30px;
  }
}

@media (prefers-reduced-motion: reduce){
html {
    scroll-behavior: auto;
  }

  .portal-bg__orb {
    animation: none;
  }

  .portal-reveal,
  .portal-reveal-card,
  .portal-stagger-item {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .portal-scroll-char {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .portal-cta {
    transition: none;
  }
}