html { scrollbar-gutter: stable; }
body.brand-preview {
    --brand-ink: #1c2f36;
    --brand-muted: #5e6d72;
    --brand-blue: #006b96;
    --brand-red: #bc453c;
    --brand-line: #d6dddf;
    --brand-ease: cubic-bezier(.2, .7, .2, 1);
    padding-top: 80px;
    background: #fff;
    color: var(--brand-ink);
}

.brand-preview * { letter-spacing: 0; }
.brand-preview section { scroll-margin-top: 92px; }
.brand-preview .text-navy-900, .brand-preview .text-navy-800 { color: var(--brand-ink); }
.brand-preview .text-navy-600, .brand-preview .text-navy-500 { color: var(--brand-muted); }
.brand-preview .bg-navy-50 { background-color: #f3f6f6; }
.brand-preview .rounded-2xl, .brand-preview .rounded-xl { border-radius: 6px; }
.brand-preview .fade-in { opacity: 1; transform: none; transition: none; }
.brand-preview .pulse-glow, .brand-preview .float-animation { animation: none; }
.brand-preview .card-hover { transition: transform 300ms var(--brand-ease), box-shadow 300ms var(--brand-ease); }
.brand-preview .card-hover:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(28, 47, 54, .08); }
.brand-preview a:focus-visible, .brand-preview button:focus-visible { outline: 2px solid var(--brand-blue); outline-offset: 5px; }

.brand-shell { width: min(1216px, calc(100% - 64px)); margin-inline: auto; }
.brand-kicker { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; margin: 0 0 20px; color: var(--brand-red); font-size: 12px; font-weight: 700; }
.brand-kicker::before { content: ''; width: 24px; height: 2px; background: currentColor; }
.brand-kicker span { color: var(--brand-muted); font-size: 11px; font-weight: 500; }
.brand-link { display: inline-flex; align-items: center; gap: 14px; flex: none; padding-block: 8px; border-bottom: 1px solid var(--brand-blue); color: var(--brand-blue); font-size: 14px; font-weight: 700; line-height: 1.5; text-decoration: none; }
.brand-link i { font-size: 12px; transition: transform 240ms var(--brand-ease); }
.brand-link:hover i { transform: translate(3px, -2px); }
.brand-section-head { display: flex; align-items: end; justify-content: space-between; gap: 28px; margin-bottom: 36px; }
.brand-section-head h2 { margin: 0; color: var(--brand-ink); font-size: 34px; font-weight: 700; line-height: 1.35; }
.brand-section-description { margin-top: 12px; color: var(--brand-muted); font-size: 15px; }

#navbar { background: rgba(255,255,255,.96); box-shadow: none; border-bottom: 1px solid #e7ebec; }
#navbar > div:first-child > div { height: 80px; transition: height 240ms var(--brand-ease); }
#navbar.is-scrolled > div:first-child > div { height: 70px; }
#navbar.shadow-md { box-shadow: 0 3px 16px rgba(28,47,54,.04); }
#navbar .nav-link { font-size: 13px; color: #4a5c62; white-space: nowrap; }
#navbar .nav-link::after { background: var(--brand-red); bottom: -10px; }
#navbar .nav-link[aria-current="location"] { color: var(--brand-ink); }
#navbar .nav-link[aria-current="location"]::after { width: 100%; }
.brand-reading-progress { position: absolute; bottom: -1px; left: 0; width: 100%; height: 2px; background: var(--brand-red); transform: scaleX(0); transform-origin: left; }
#mobile-menu { max-height: calc(100dvh - 64px); overflow-y: auto; }
#mobile-menu-btn { width: 44px; height: 44px; }

.brand-about { padding: 54px 0 48px; background: #fff; }
.brand-about-head { display: flex; justify-content: space-between; align-items: center; gap: 32px; }
.brand-title { font-size: 56px; font-weight: 700; line-height: 1.15; color: var(--brand-ink); }
.brand-tagline { margin-top: 14px; font-size: 19px; color: var(--brand-muted); }
.brand-years { display: grid; padding-left: 32px; border-left: 1px solid var(--brand-line); color: var(--brand-muted); font-size: 12px; line-height: 1.6; }
.brand-years-label { color: var(--brand-red); font-size: 11px; font-weight: 700; }
.brand-years strong { font-family: Georgia, serif; color: var(--brand-ink); font-size: 56px; font-weight: 400; line-height: 1.1; margin: 5px 0 12px; }
.brand-about-copy { display: grid; grid-template-columns: 1.2fr 1fr; gap: 56px; margin: 28px 0 32px; color: var(--brand-muted); font-size: 14px; line-height: 1.95; }
.brand-about-copy p { margin: 0; }
.brand-values { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 18px 24px; margin: 22px 0 0; padding-top: 20px; border-top: 1px solid var(--brand-line); }
.brand-values li { display: grid; grid-template-columns: 44px minmax(0,1fr); align-items: center; gap: 12px; min-width: 0; }
.brand-value-copy { display: grid; gap: 3px; min-width: 0; }
.brand-values strong { color: #102a43; font-size: 18px; font-weight: 700; line-height: 1.45; }
.brand-value-copy > span { color: #627d98; font-size: 14px; line-height: 1.6; }
.brand-value-icon { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 8px; background: #e0f2fe; color: #0284c7; font-size: 20px; }
.brand-values .brand-value-satisfaction { grid-column: 1/-1; border-top: 1px solid var(--brand-line); padding-top: 18px; }
.brand-value-satisfaction .brand-value-icon { border-radius: 50%; background: #dcfce7; color: #15803d; }
.brand-value-satisfaction .brand-value-copy { display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px 14px; }
.brand-about-photos { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; }
.brand-photo { position: relative; display: block; overflow: hidden; border-radius: 3px; background: #e9eeee; }
.brand-photo img { display: block; width: 100%; object-fit: cover; transition: transform 600ms var(--brand-ease); }
.brand-about-photos img { aspect-ratio: 3/2; }
.brand-photo-expand { position: absolute; bottom: 12px; right: 12px; display: grid; place-items: center; width: 32px; height: 32px; background: rgba(255,255,255,.94); color: var(--brand-ink); border-radius: 3px; opacity: 0; transform: translateY(5px); transition: opacity 220ms, transform 220ms; }
.brand-photo:hover .brand-photo-expand, .brand-photo:focus-visible .brand-photo-expand { opacity: 1; transform: none; }
.brand-about-photos figcaption, .brand-academy-photos figcaption { display: flex; gap: 12px; margin-top: 11px; color: var(--brand-muted); font-size: 12px; }
.brand-about-photos figcaption span, .brand-academy-photos figcaption span { color: var(--brand-red); font-size: 11px; }

.brand-founder { padding: 80px 0; background: #f2f5f4; border-block: 1px solid #e3e8e6; }
.brand-founder-grid { display: grid; grid-template-columns: minmax(0,.75fr) minmax(0,1.25fr); gap: 88px; align-items: center; }
.brand-founder-portrait { width: 100%; max-width: 340px; justify-self: center; }
.brand-founder-portrait img { display: block; width: 100%; aspect-ratio: 4/5; object-fit: cover; object-position: center 40%; border-radius: 3px; }
.brand-founder-portrait figcaption { display: flex; justify-content: space-between; gap: 12px; margin-top: 12px; color: var(--brand-muted); font-size: 11px; }
.brand-founder-copy { min-width: 0; max-width: 590px; }
.brand-founder-copy h2 { font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif; font-size: 40px; font-weight: 700; line-height: 1.35; }
.brand-founder-role { margin-top: 10px; color: var(--brand-blue); font-size: 16px; font-weight: 500; }
.brand-founder-statement { margin: 28px 0 24px; color: var(--brand-muted); font-size: 18px; line-height: 1.9; }
.brand-founder-more { padding-top: 22px; border-top: 1px solid var(--brand-line); color: var(--brand-muted); font-size: 14px; line-height: 1.9; }
.brand-founder-more .brand-link { padding: 0; }

.brand-preview .founder-stories { background: #fff; border-bottom: 1px solid var(--brand-line); }
.brand-preview .founder-stories > div { padding-block: 80px; }
.brand-preview .founder-stories-tabs { position: relative; padding: 0; gap: 0; background: transparent; border-radius: 0; border-bottom: 1px solid var(--brand-line); }
.brand-preview .founder-stories-tabs::after { content: ''; position: absolute; bottom: -1px; left: var(--tab-left, 0px); width: var(--tab-width, 0px); height: 2px; background: var(--brand-red); transition: left 320ms var(--brand-ease), width 320ms var(--brand-ease); }
.brand-preview .founder-stories-tab { min-height: 66px; padding: 15px 10px; color: var(--brand-muted); font-weight: 500; }
.brand-preview .founder-stories-tab[aria-selected="true"] { background: transparent; box-shadow: none; color: var(--brand-ink); font-weight: 700; }
.brand-preview .founder-stories-tab-count { color: var(--brand-red); font-size: 11px; vertical-align: super; }
.brand-preview .founder-stories-panel { margin-top: 32px; }
.brand-preview .founder-stories-grid { gap: 36px 28px; }
.brand-preview .founder-story-card { border: 0; border-radius: 0; overflow: visible; background: transparent; }
.brand-preview .founder-story-photo { border-radius: 3px; }
.brand-preview .founder-story-body { padding: 20px 0 0; gap: 10px; }
.brand-preview .founder-story-title { color: var(--brand-ink); font-size: 18px; line-height: 1.55; }
.brand-preview .founder-story-description { color: var(--brand-muted); font-size: 14px; line-height: 1.85; }
.brand-preview .founder-story-tag { color: var(--brand-blue); font-size: 11px; }
.brand-preview .founder-story-meta { margin-top: 6px; padding-top: 14px; border-color: var(--brand-line); color: var(--brand-muted); font-size: 11px; }
.brand-preview .founder-story-count { background: rgba(255,255,255,.96); color: var(--brand-ink); font-size: 11px; font-weight: 500; border-radius: 2px; }
.brand-preview .founder-story-card:first-child { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0,1.3fr) minmax(0,1fr); gap: 40px; padding-bottom: 36px; border-bottom: 1px solid var(--brand-line); }
.brand-preview .founder-story-card:first-child .founder-story-body { padding: 20px 0; justify-content: center; }
.brand-preview .founder-story-card:first-child .founder-story-title { font-size: 26px; }
.brand-preview .founder-story-card:first-child .founder-story-description { flex: none; margin: 4px 0 16px; font-size: 15px; }
.brand-preview .founder-story-card:first-child .founder-story-meta { border: 0; margin: 0; padding: 0; }
.brand-preview .founder-story-photo img { transition: transform 600ms var(--brand-ease); }
.brand-preview .founder-gallery { border-radius: 5px; }
.brand-preview .founder-gallery::backdrop { background: rgba(16,29,35,.84); }
.brand-preview .founder-gallery-stage { background: #14262c; touch-action: pan-y; }
.brand-preview .founder-gallery-arrow { background: transparent; }
.brand-preview .founder-gallery[open] { animation: brand-dialog-in 230ms var(--brand-ease); }
@keyframes brand-dialog-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.brand-academy { padding: 80px 0; background: #f3f6f6; }
.brand-academy-photos { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr) minmax(0,2fr); gap: 24px; }
.brand-academy-photos img { height: 340px; }
#contact.gradient-bg { background: linear-gradient(135deg, #102a43 0%, #0c4a6e 50%, #0284c7 100%); }
#consult-intro.hero-gradient { min-height: 580px; }
#consult-intro .absolute { display: none; }
#advantages .card-hover { background: transparent; border-right: 1px solid rgba(255,255,255,.16); border-radius: 0; }
#advantages .card-hover:last-child { border: 0; }
#advantages .card-hover:hover { box-shadow: none; }
#news { background: #f3f6f6; }
#news h2 { font-size: 34px; }
#news-list { padding-top: 0; border-top: 1px solid var(--brand-ink); }
#news-list li { position: relative; }
#news-list a { position: relative; padding: 24px 36px 24px 0; color: var(--brand-ink); font-size: 16px; line-height: 1.85; transition: background-color 240ms, color 240ms; }
#news-list a::after { content: '\f061'; position: absolute; right: 5px; top: 50%; font-family: FontAwesome; font-size: 13px; color: var(--brand-blue); transform: translate(-4px,-50%); opacity: .4; transition: opacity 240ms, transform 240ms; }
#news-list a:hover { background: #fff; color: var(--brand-blue); }
#news-list a:hover::after, #news-list a:focus-visible::after { opacity: 1; transform: translate(0,-50%); }
.brand-preview .case-item .bg-navy-50 { padding: 0 0 0 12px; border-left: 2px solid var(--brand-line); border-radius: 0; background: transparent; }
#back-to-top { width: 42px; height: 42px; right: 24px; bottom: 24px; border-radius: 5px; background: var(--brand-blue); }

@media (hover:hover) and (pointer:fine) {
    .brand-photo:hover img, .brand-preview .founder-story-photo:hover img { transform: scale(1.025); }
}
@media (max-width: 1099px) {
    #navbar > div:first-child > div > .hidden.md\:flex { display: none; }
    #mobile-menu-btn { display: block; }
    #mobile-menu:not(.hidden) { display: block; }
    .brand-founder-grid { gap: 48px; }
    .brand-academy-photos img { height: 280px; }
}
@media (min-width: 1100px) {
    #navbar > div:first-child > div > .hidden.md\:flex { display: flex; gap: 19px; }
    #mobile-menu-btn, #mobile-menu { display: none; }
}
@media (max-width: 800px) {
    .brand-about-copy { gap: 28px; }
    .brand-values { column-gap: 16px; }
    .brand-values li { grid-template-columns: 32px minmax(0,1fr); gap: 8px; }
    .brand-values strong { font-size: 16px; }
    .brand-value-copy > span { font-size: 13px; }
    .brand-value-icon { width: 32px; height: 32px; font-size: 17px; }
    .brand-about-photos { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px 16px; }
    .brand-preview .founder-story-card:first-child { grid-template-columns: minmax(0,1fr); gap: 0; }
    .brand-preview .founder-story-card:first-child .founder-story-body { padding: 22px 0 0; }
    .brand-academy-photos { gap: 16px; }
    .brand-academy-photos img { height: 220px; }
}
@media (max-width: 600px) {
    body.brand-preview { padding-top: 64px; }
    .brand-shell { width: calc(100% - 40px); }
    #navbar > div:first-child > div, #navbar.is-scrolled > div:first-child > div { height: 64px; }
    .brand-about { padding: 36px 0 44px; }
    .brand-about-head { align-items: flex-start; gap: 16px; }
    .brand-title { font-size: 36px; }
    .brand-tagline { font-size: 14px; margin-top: 12px; }
    .brand-kicker { gap: 9px; margin-bottom: 16px; font-size: 11px; }
    .brand-kicker span { font-size: 9px; }
    .brand-years { padding-left: 13px; margin-top: 33px; font-size: 10px; max-width: 100px; }
    .brand-years strong { font-size: 34px; margin-bottom: 8px; }
    .brand-about-copy { grid-template-columns: minmax(0,1fr); gap: 20px; margin: 26px 0; font-size: 14px; line-height: 1.9; }
    .brand-values { margin-top: 18px; }
    .brand-values li { grid-template-columns: 40px minmax(0,1fr); gap: 12px; }
    .brand-value-copy > span { font-size: 14px; }
    .brand-value-icon { width: 40px; height: 40px; font-size: 20px; }
    .brand-about-photos { gap: 20px 12px; }
    .brand-about-photos figcaption { gap: 7px; font-size: 10px; }
    .brand-photo-expand { opacity: 1; transform: none; width: 27px; height: 27px; right: 7px; bottom: 7px; font-size: 11px; }
    .brand-founder { padding: 50px 0; }
    .brand-founder-grid { grid-template-columns: minmax(0,1fr); gap: 32px; }
    .brand-founder-portrait { width: min(280px,100%); justify-self: start; }
    .brand-founder-copy h2 { font-size: 34px; }
    .brand-founder-statement { margin: 24px 0 20px; }
    .brand-founder-role { font-size: 14px; }
    .brand-founder-more { font-size: 13px; }
    .brand-section-head { gap: 16px; flex-wrap: wrap; margin-bottom: 26px; }
    .brand-section-head h2, #news h2 { font-size: 28px; }
    .brand-section-head .brand-link { font-size: 12px; }
    .brand-preview .founder-stories > div { padding: 52px 20px; }
    .brand-preview .founder-stories-tab { min-height: 78px; font-size: 12px; padding: 10px 5px; }
    .brand-preview .founder-stories-tab-count { vertical-align: baseline; font-size: 10px; }
    .brand-tab-wrap { display: block; }
    .brand-preview .founder-stories-panel { margin-top: 24px; }
    .brand-preview .founder-stories-grid { gap: 28px; }
    .brand-preview .founder-story-card:first-child { padding-bottom: 26px; }
    .brand-preview .founder-story-card:first-child .founder-story-title { font-size: 22px; }
    .brand-preview .founder-story-card:first-child .founder-story-description { font-size: 14px; }
    .brand-academy { padding: 52px 0; }
    .brand-academy-photos { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px 14px; }
    .brand-academy-photos img { height: 230px; }
    .brand-academy-photos figure:last-child { grid-column: 1/-1; }
    .brand-academy-photos figure:last-child img { height: auto; aspect-ratio: 16/9; }
    #news-list a { font-size: 14px; padding-block: 20px; }
    #consult-intro.hero-gradient { min-height: 550px; }
    #back-to-top { width: 38px; height: 38px; right: 16px; bottom: 16px; }
}
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto !important; }
    .brand-preview *, .brand-preview *::before, .brand-preview *::after { animation: none !important; transition: none !important; }
    .brand-preview .card-hover:hover, .brand-preview .founder-story-photo:hover img, .brand-photo:hover img { transform: none; }
}
