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span{color:var(--gold-300);font-size:12px;font-variant-numeric:tabular-nums;white-space:nowrap}.lightbox-close{position:absolute;top:calc(16px + env(safe-area-inset-top));right:16px}.lightbox-prev,.lightbox-next{position:absolute;bottom:calc(18px + env(safe-area-inset-bottom))}.lightbox-prev{left:calc(50% - 58px)}.lightbox-next{right:calc(50% - 58px)}@media(min-width:768px){.billion-cover{min-height:620px}.site-header{padding:calc(22px + env(safe-area-inset-top)) 32px 22px}.brand{gap:13px}.brand-symbol{width:46px;height:46px}.brand-name{font-size:30px}.brand-subtitle{letter-spacing:.14em}.header-actions .tool-button span{display:inline}.hero-copy{top:48%;right:auto;left:40px;width:55%;transform:translateY(-46%)}.hero-kicker{margin-bottom:20px;letter-spacing:.17em}.hero-copy h1{max-width:650px;font-size:clamp(3.2rem,6.3vw,4.4rem)}.second-line{margin-left:20px}.hero-intro{margin-top:22px;font-size:16px;line-height:1.75}.desktop-break{display:block}.primary-action{min-height:52px;margin-top:26px;padding:0 22px}.growth-note{display:flex;align-items:center;gap:11px;margin-top:24px;color:var(--text-primary);font-family:"Billion Serif",Georgia,serif;font-size:18px}.growth-note i{width:42px;height:1px;background:#efcc887a}.growth-note small{color:var(--text-secondary);font-family:Billion Sans,Noto Sans CJK SC,sans-serif;font-size:12px;letter-spacing:.12em}.cover-footer{right:32px;bottom:calc(20px + env(safe-area-inset-bottom));left:32px;display:grid;grid-template-columns:1fr auto 1fr;gap:16px}.cover-footer p{display:block}.cover-footer p span{margin-right:4px;color:var(--gold-300);font-family:"Billion Serif",Georgia,serif;font-size:20px}.pointer-hint{text-align:right}.clean-dock{right:32px;bottom:calc(26px + env(safe-area-inset-bottom))}.toast{bottom:calc(90px + env(safe-area-inset-bottom))}.fallback-cats{top:15%;right:4%;bottom:auto;width:min(50vw,680px)}.fallback-halo{right:-5%;bottom:auto;top:6%;width:58vw}.gallery-overlay{padding:18px}.gallery-panel{border-radius:18px}.gallery-header{padding:28px 32px 24px}.gallery-header>div>p:last-child{font-size:16px}.gallery-filters{gap:12px;padding:0 28px}.gallery-filters button{padding:0 12px}.gallery-scroll{padding:28px 32px 36px}.featured-photo{aspect-ratio:16 / 8}.featured-caption{padding:36px}.photo-mosaic{margin-top:32px;-moz-column-gap:22px;column-gap:22px}.mosaic-photo{margin-bottom:28px}.lightbox{grid-template-columns:72px minmax(0,1fr) 72px;padding:24px}.lightbox figure{grid-column:2}.lightbox figure img{max-height:calc(100dvh - 130px)}.lightbox figcaption{flex-direction:row;align-items:baseline;gap:12px;margin-bottom:0}.lightbox figcaption strong{font-size:25px}.lightbox-close{top:24px;right:24px}.lightbox-prev,.lightbox-next{position:static;align-self:center}.lightbox-prev{grid-column:1;grid-row:1}.lightbox-next{grid-column:3;grid-row:1}}@media(min-width:1024px){.site-header{padding-right:clamp(36px,3.2vw,54px);padding-left:clamp(36px,3.2vw,54px)}.hero-copy{left:clamp(44px,5vw,84px);width:49%}.hero-copy h1{max-width:580px;font-size:clamp(3.5rem,4.6vw,4.8rem)}.photo-mosaic{-moz-columns:3;columns:3}}@media(min-width:1280px){.portrait-note{top:16%;right:clamp(30px,3.2vw,54px);bottom:auto;display:flex;flex-direction:column;align-items:flex-end;color:var(--text-secondary);text-align:right;pointer-events:none}.portrait-note span{font-size:12px;letter-spacing:.18em}.portrait-note strong{margin:6px 0 2px;color:var(--gold-300);font-family:"Billion Serif",Georgia,serif;font-size:32px;font-style:italic;font-weight:400}.portrait-note small{font-size:12px}}@media(min-width:768px)and (max-width:1279px)and (orientation:portrait){.growth-note{display:none}}@media(min-width:1500px){.photo-mosaic{-moz-columns:4;columns:4}}@media(max-width:380px){.site-header{padding-right:14px;padding-left:14px}.brand-subtitle{letter-spacing:.045em}.hero-copy{right:16px;left:16px}.hero-copy h1{font-size:2.45rem}.hero-kicker{letter-spacing:.08em}.gallery-header{padding-right:14px;padding-left:14px}}@media(max-width:767px)and (max-height:740px){.hero-copy{top:calc(84px + env(safe-area-inset-top))}.hero-kicker{margin-bottom:10px}.hero-copy h1{font-size:clamp(2.25rem,10vw,2.9rem)}.hero-intro{margin-top:12px;line-height:1.6}.primary-action{min-height:46px;margin-top:14px}}@media(min-width:768px)and (max-height:760px){.hero-copy{top:49%}.hero-copy h1{font-size:clamp(3rem,4.3vw,4rem)}.hero-intro{margin-top:16px}.primary-action{margin-top:18px}.growth-note{display:none}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media(min-width:480px)and (max-width:767px)and (max-height:500px){.billion-cover{min-height:340px}.site-header{padding:10px 16px}.brand-symbol{width:38px;height:38px}.brand-name{font-size:24px}.brand-subtitle,.hero-intro,.growth-note{display:none}.hero-copy{top:55%;right:auto;left:22px;width:52%;transform:translateY(-38%)}.hero-kicker{margin-bottom:8px;letter-spacing:.08em}.hero-copy h1{font-size:clamp(1.9rem,6.8vw,2.3rem);line-height:1}.primary-action{min-height:44px;margin-top:14px;padding:0 16px}.primary-action span{font-size:14px}.cover-footer{right:14px;bottom:3px;left:auto}.hello-action{min-height:40px;font-size:12px}.clean-dock{right:12px;bottom:8px}.fallback-cats{top:18%;right:5%;bottom:auto;width:270px}.fallback-halo{top:0;right:0;bottom:auto;width:300px}}