/* ZENZAN V20 — additive brand motion layer. Existing sections stay intact. */
:root{--zz20-pine:#173d35;--zz20-pine-soft:#28584b;--zz20-ivory:#f5f3ed;--zz20-mist:#dfe5df;--zz20-ink:#102f29}
html{scroll-behavior:smooth}
body{overflow-x:hidden}
body.zz20-scrolled header .wordmark .zz18-navmark{transform:translateY(-50%) scale(.88);box-shadow:0 8px 26px rgba(23,61,53,.14)}
body.zz20-scrolled header .wordmark strong{letter-spacing:.18em}
.zz20-brand-film{--scene-x:0px;--scene-y:0px;--lock-x:0px;--lock-y:0px;--zz20-lift:0px;--zz20-scale:1;position:relative;width:100%;height:min(88svh,900px);min-height:680px;overflow:hidden;isolation:isolate;background:var(--zz20-ink);color:#fff;scroll-margin-top:120px}
.zz20-scene,.zz20-scenes{position:absolute;inset:0;margin:0}
.zz20-scene{opacity:0;transition:opacity 1.55s ease;will-change:opacity}
.zz20-scene.is-current{opacity:1;z-index:1}
.zz20-scene img{width:100%;height:100%;object-fit:cover;object-position:center;transform:translate3d(var(--scene-x),var(--scene-y),0) scale(1.075);transition:transform .45s cubic-bezier(.2,.7,.2,1);filter:saturate(.72) contrast(1.02)}
.zz20-scene.is-current img{animation:zz20-breathe 9s linear both}
.zz20-scene:nth-child(2) img{object-position:center 58%}
.zz20-scene:nth-child(3) img{object-position:center 52%}
.zz20-brand-film::before{content:"";position:absolute;inset:0;z-index:2;background:linear-gradient(90deg,rgba(10,38,31,.63),rgba(10,38,31,.14) 45%,rgba(10,38,31,.46)),linear-gradient(0deg,rgba(8,31,26,.7),transparent 56%,rgba(7,28,23,.2))}
.zz20-brand-film::after{content:"";position:absolute;z-index:3;width:min(720px,82vw);aspect-ratio:1;border-radius:50%;left:50%;top:49%;transform:translate(-50%,-50%) scale(var(--zz20-scale));background:radial-gradient(circle,rgba(245,243,237,.82) 0,rgba(245,243,237,.42) 34%,rgba(245,243,237,0) 70%);filter:blur(6px);pointer-events:none}
.zz20-lockup{position:absolute;z-index:4;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:80px 6% 105px;transform:translate3d(var(--lock-x),calc(var(--lock-y) + var(--zz20-lift)),0)}
.zz20-lockup-kicker{margin:0 0 26px;font-size:12px;letter-spacing:.34em;text-transform:uppercase;color:rgba(255,255,255,.82)}
.zz20-lockup-logo{width:min(430px,64vw);height:auto;max-height:52vh;object-fit:contain;filter:drop-shadow(0 18px 45px rgba(7,31,25,.28));clip-path:inset(0 0 100% 0);opacity:0;animation:zz20-logo-reveal 1.45s .2s cubic-bezier(.22,.75,.24,1) forwards}
.zz20-lockup-copy{max-width:660px;margin:23px auto 0;font-family:"Noto Serif SC","Songti SC",SimSun,serif;font-size:clamp(20px,2.25vw,31px);font-weight:400;line-height:1.65;letter-spacing:.06em;text-shadow:0 3px 22px rgba(5,27,22,.3)}
.zz20-lockup-copy span{display:block;margin-top:8px;font-family:inherit;font-size:clamp(13px,1vw,15px);letter-spacing:.14em;color:rgba(255,255,255,.82)}
.zz20-actions{display:flex;gap:14px;margin-top:26px;justify-content:center;flex-wrap:wrap}
.zz20-actions a{display:inline-flex;align-items:center;justify-content:center;min-height:47px;padding:10px 24px;border:1px solid rgba(255,255,255,.7);color:#fff;font-size:14px;letter-spacing:.06em;transition:background .25s ease,color .25s ease,transform .25s ease}
.zz20-actions a:first-child{background:var(--zz20-ivory);border-color:var(--zz20-ivory);color:var(--zz20-pine)}
.zz20-actions a:hover{background:#fff;color:var(--zz20-pine);transform:translateY(-2px)}
.zz20-actions a:focus-visible,.zz20-pause:focus-visible,.zz20-value-tabs button:focus-visible{outline:3px solid #fff;outline-offset:4px}
.zz20-scroll-cue{position:absolute;z-index:5;left:5%;bottom:28px;display:flex;align-items:center;gap:12px;font-size:12px;letter-spacing:.18em;color:rgba(255,255,255,.78)}
.zz20-scroll-cue::before{content:"";width:48px;height:1px;background:currentColor;animation:zz20-cue 2.2s ease-in-out infinite}
.zz20-pause{position:absolute;z-index:6;right:4%;bottom:20px;border:1px solid rgba(255,255,255,.42);background:rgba(10,42,34,.34);backdrop-filter:blur(12px);color:#fff;padding:10px 15px;font-size:12px;letter-spacing:.08em;cursor:pointer}
.zz20-pause:hover{background:rgba(245,243,237,.92);color:var(--zz20-pine)}
.zz20-brand-film.is-paused .zz20-scene img,.zz20-brand-film.is-paused .zz20-scroll-cue::before{animation-play-state:paused}

.zz20-values{width:88%;max-width:1320px;margin:0 auto;padding:105px 0 90px;color:var(--zz20-pine)}
.zz20-values-head{display:grid;grid-template-columns:1fr 1fr;gap:7%;align-items:end;margin-bottom:45px}
.zz20-values-head p{max-width:470px;margin:0;color:#5f7068;line-height:1.9}
.zz20-eyebrow{display:block;margin-bottom:18px;font-size:13px;letter-spacing:.16em;color:#62756c}
.zz20-values h2{margin:0;font-family:"Noto Serif SC","Songti SC",SimSun,serif;font-size:clamp(34px,4.2vw,58px);font-weight:400;line-height:1.42;letter-spacing:.02em}
.zz20-values-body{display:grid;grid-template-columns:.82fr 1.38fr;gap:6%;align-items:stretch}
.zz20-value-tabs{display:flex;flex-direction:column;border-top:1px solid #cfd7d1}
.zz20-value-tabs button{display:grid;grid-template-columns:46px 1fr auto;align-items:center;gap:12px;width:100%;min-height:82px;padding:16px 0;border:0;border-bottom:1px solid #cfd7d1;background:transparent;color:var(--zz20-pine);text-align:left;cursor:pointer;transition:padding .3s ease,background .3s ease}
.zz20-value-tabs button:hover,.zz20-value-tabs button[aria-pressed=true]{padding-left:14px;background:#eef1ec}
.zz20-value-tabs button small{font-size:11px;letter-spacing:.12em;color:#7c8b84}
.zz20-value-tabs button strong{font-family:"Noto Serif SC","Songti SC",SimSun,serif;font-size:21px;font-weight:400}
.zz20-value-tabs button i{font-style:normal;font-size:20px;transform:translateX(-10px);opacity:0;transition:all .3s ease}
.zz20-value-tabs button[aria-pressed=true] i{transform:none;opacity:1}
.zz20-value-stage{position:relative;min-height:540px;margin:0;overflow:hidden;background:#d8ded9}
.zz20-value-stage img{width:100%;height:540px;object-fit:cover;display:block;transition:opacity .28s ease,transform .9s cubic-bezier(.2,.7,.2,1)}
.zz20-value-stage.is-changing img{opacity:.24;transform:scale(1.035)}
.zz20-value-stage figcaption{position:absolute;left:0;right:0;bottom:0;padding:100px 6% 36px;color:#fff;background:linear-gradient(transparent,rgba(8,38,31,.9))}
.zz20-value-stage h3{margin:0 0 10px;font-family:"Noto Serif SC","Songti SC",SimSun,serif;font-size:clamp(25px,3vw,38px);font-weight:400}
.zz20-value-stage p{max-width:620px;margin:0;color:rgba(255,255,255,.88);line-height:1.85;font-size:14px}
.zz20-brand-ribbon{overflow:hidden;background:var(--zz20-pine);color:var(--zz20-ivory);border-top:1px solid rgba(255,255,255,.12);border-bottom:1px solid rgba(255,255,255,.12)}
.zz20-brand-ribbon-track{display:flex;width:max-content;animation:zz20-ribbon 30s linear infinite}
.zz20-brand-ribbon-track span{display:flex;align-items:center;gap:24px;white-space:nowrap;padding:22px 24px;font-family:"Noto Serif SC","Songti SC",SimSun,serif;font-size:15px;letter-spacing:.14em}
.zz20-brand-ribbon-track span::after{content:"◇";font-family:serif;font-size:12px;opacity:.55}
.zz20-reveal{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s cubic-bezier(.2,.7,.2,1)}
.zz20-reveal.is-visible{opacity:1;transform:none}
header .wordmark .zz18-navmark,header .wordmark strong{transition:transform .35s ease,box-shadow .35s ease,letter-spacing .35s ease}

@keyframes zz20-breathe{from{transform:translate3d(var(--scene-x),var(--scene-y),0) scale(1.075)}to{transform:translate3d(var(--scene-x),var(--scene-y),0) scale(1.135)}}
@keyframes zz20-logo-reveal{0%{clip-path:inset(0 0 100% 0);opacity:0;filter:blur(9px) drop-shadow(0 18px 45px rgba(7,31,25,.28))}100%{clip-path:inset(0);opacity:1;filter:blur(0) drop-shadow(0 18px 45px rgba(7,31,25,.28))}}
@keyframes zz20-cue{0%,100%{transform:scaleX(.45);transform-origin:left;opacity:.45}50%{transform:scaleX(1);transform-origin:left;opacity:1}}
@keyframes zz20-ribbon{to{transform:translateX(-50%)}}

@media(max-width:900px){.zz20-brand-film{height:78svh;min-height:610px}.zz20-values{padding:75px 0}.zz20-values-head{grid-template-columns:1fr;gap:22px}.zz20-values-body{grid-template-columns:1fr;gap:28px}.zz20-value-tabs{display:grid;grid-template-columns:1fr 1fr}.zz20-value-tabs button:nth-child(odd){border-right:1px solid #cfd7d1}.zz20-value-stage,.zz20-value-stage img{height:480px;min-height:0}}
@media(max-width:650px){.zz20-brand-film{height:76svh;min-height:560px}.zz20-lockup{padding:72px 6% 92px}.zz20-lockup-kicker{font-size:10px;margin-bottom:18px}.zz20-lockup-logo{width:min(355px,83vw);max-height:44vh}.zz20-lockup-copy{margin-top:17px;font-size:20px;line-height:1.55}.zz20-actions{margin-top:20px}.zz20-actions a{min-height:43px;padding:8px 16px;font-size:12px}.zz20-scroll-cue{left:6%;bottom:22px}.zz20-pause{right:5%;bottom:14px;padding:8px 10px}.zz20-values{width:88%;padding:58px 0}.zz20-values h2{font-size:34px}.zz20-values-head{margin-bottom:30px}.zz20-value-tabs{grid-template-columns:1fr}.zz20-value-tabs button:nth-child(odd){border-right:0}.zz20-value-tabs button{min-height:66px;grid-template-columns:38px 1fr auto}.zz20-value-tabs button strong{font-size:18px}.zz20-value-stage,.zz20-value-stage img{height:420px}.zz20-value-stage figcaption{padding:90px 7% 25px}.zz20-value-stage h3{font-size:27px}.zz20-brand-ribbon-track span{padding:18px 18px;font-size:13px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.zz20-scene,.zz20-scene img,.zz20-lockup,.zz20-lockup-logo,.zz20-scroll-cue::before,.zz20-brand-ribbon-track,.zz20-reveal,.zz20-value-stage img,header .wordmark .zz18-navmark,header .wordmark strong{animation:none!important;transition:none!important;transform:none!important}.zz20-lockup-logo,.zz20-reveal{clip-path:none;opacity:1}.zz20-brand-ribbon-track{flex-wrap:wrap;width:auto}.zz20-brand-ribbon-track span:nth-child(n+5){display:none}}