:root{--red:#c51f2b;--red-dark:#861a24;--green:#087a52;--green-dark:#064b39;--gold:#dca64b;--ink:#1a2d2a;--muted:#66736e;--cream:#fff8f0;--paper:#fffdf9;--line:#eadbd0;--shadow:0 16px 42px rgba(68,35,29,.12);--font:system-ui,"Noto Sans Bengali","Nirmala UI","Microsoft YaHei","PingFang SC","WenQuanYi Micro Hei",Arial,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:92px}body{margin:0;background:var(--cream);color:var(--ink);font-family:var(--font);line-height:1.58}body.dark{--ink:#f8eee5;--muted:#c6b8b0;--cream:#181a1b;--paper:#242627;--line:#45403c;--shadow:0 16px 42px rgba(0,0,0,.25)}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,select{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #e5ae47;outline-offset:3px}.skip-link{position:absolute;left:-9999px;top:8px;background:#fff;padding:10px;z-index:999}.skip-link:focus{left:8px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}[hidden]{display:none!important}
/* Header */
.site-header{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:20px;padding:11px clamp(14px,4vw,58px);background:color-mix(in srgb,var(--paper) 93%,transparent);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;min-width:220px}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:linear-gradient(140deg,#f7dba1,#fff0d8);color:var(--green);font-size:29px}.brand strong{display:block;font-size:1.22rem;letter-spacing:-.05em;color:var(--green-dark);line-height:1.05}.brand strong span{color:var(--red)}.brand small{display:block;color:var(--muted);font-size:.65rem;margin-top:4px}.main-nav{display:flex;align-items:center;gap:3px;flex:1;justify-content:center}.nav-link{padding:9px 10px;border-radius:999px;font-size:.81rem;font-weight:700;color:var(--muted);transition:background .2s,color .2s,transform .2s}.nav-link:hover,.nav-link.active{background:var(--red);color:white;transform:translateY(-1px)}.header-actions{display:flex;align-items:center;gap:8px}.icon-button,.language-picker select,.mobile-menu,.header-search-link{border:1px solid var(--line);background:var(--paper);border-radius:999px;padding:9px 12px;color:var(--ink);cursor:pointer}.header-search-link{font-weight:800}.mobile-menu{display:none}
/* Homepage hero */
.hero{padding:18px clamp(14px,3vw,44px) 0}.hero-art{position:relative;min-height:438px;overflow:hidden;border-radius:28px;background:linear-gradient(110deg,#dff1df,#fff2dc 49%,#f7cac0);box-shadow:var(--shadow);isolation:isolate;display:grid;grid-template-columns:minmax(140px,1fr) minmax(360px,2fr) minmax(140px,1fr);align-items:stretch}.hero-photo{width:100%;height:100%;min-height:438px;object-fit:cover;z-index:-1}.hero-photo.left{object-position:44% center;mask-image:linear-gradient(90deg,#000 52%,transparent 100%)}.hero-photo.right{object-position:50% center;mask-image:linear-gradient(270deg,#000 42%,transparent 100%)}.hero-center{grid-column:2;text-align:center;align-self:center;padding:36px 12px;position:relative;z-index:2}.eyebrow{margin:0 0 8px;color:var(--red);font-size:.71rem;font-weight:800;letter-spacing:.13em;text-transform:uppercase}.cn-title{display:block;font-family:"Noto Sans SC",serif;font-size:clamp(2rem,4.7vw,4.2rem);font-weight:800;line-height:1.15;letter-spacing:.04em;background:linear-gradient(90deg,var(--red),var(--green),#a96e16);color:transparent;background-clip:text}.brand-title{display:block;font-size:clamp(1.8rem,3.5vw,3.1rem);font-weight:800;letter-spacing:-.06em;color:var(--green-dark);line-height:1.05;margin-top:8px}.brand-title span{color:var(--red)}.hero-subtitle{font-size:clamp(.98rem,1.7vw,1.24rem);font-weight:800;margin:14px 0 3px}.hero-copy{color:#52615b;margin:0 auto 18px;max-width:600px;font-size:.93rem}.search-wrap{position:relative;max-width:670px;margin:0 auto}.search-bar{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid #ead9c9;border-radius:999px;box-shadow:0 8px 28px #693e2618;padding:7px 8px 7px 17px;max-width:none;margin:0 auto;position:relative}.search-bar>span{font-size:1.7rem;color:var(--green)}.search-bar input{border:0;outline:0;min-width:0;flex:1;color:#25342f;background:transparent}.search-bar button{border:0;background:var(--red);color:white;border-radius:999px;padding:11px 22px;font-weight:800;cursor:pointer;transition:transform .2s,background .2s}.search-bar button:hover{background:var(--red-dark);transform:scale(1.03)}.search-hint{min-height:18px;margin:7px 0 0;font-size:.8rem;color:var(--green-dark)}.search-suggestions{position:absolute;left:0;right:0;top:calc(100% + 8px);background:white;color:#263b33;border:1px solid #eadbd0;border-radius:18px;box-shadow:var(--shadow);padding:8px;z-index:20;text-align:left}.suggestion{display:flex;align-items:center;gap:10px;padding:9px 11px;border-radius:12px;font-size:.84rem}.suggestion:hover{background:#f5f2e9}.suggestion small{margin-left:auto;color:#718079}.hero-ornament{position:absolute;z-index:1;filter:drop-shadow(0 8px 10px #53301a20);animation:float 5s ease-in-out infinite;pointer-events:none}.orn-dragon{right:16%;top:4%;font-size:4rem;color:#ad342d}.orn-panda{right:4%;bottom:4%;font-size:3.4rem;animation-delay:-1.5s}.orn-tiger{left:5%;bottom:4%;font-size:3.2rem;animation-delay:-2.1s}.hero-flag{position:absolute;top:22px;width:73px;height:47px;z-index:2;box-shadow:0 8px 22px #33201820}.hero-flag.bd{left:3%;background:#006a4e;transform:rotate(-7deg);display:grid;place-items:center}.hero-flag.bd:after{content:"";width:20px;height:20px;border-radius:50%;background:#f42a41}.hero-flag.cn{right:4%;background:#de2910;color:#ffde00;transform:rotate(7deg);font-size:17px;padding:5px}.hero-flag.cn small{display:block;font-size:7px;letter-spacing:3px}
/* Quick links & content */
.quick-categories{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:10px;position:relative;margin:-20px auto 0;max-width:1500px;padding:0 15px;z-index:4}.quick-card{display:flex;align-items:center;gap:8px;min-width:0;background:var(--paper);padding:12px 10px;border-radius:16px;box-shadow:0 10px 25px #50301a12;border:1px solid #fff;transition:transform .22s,box-shadow .22s}.quick-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.quick-icon{display:grid;place-items:center;flex-shrink:0;width:38px;height:38px;border-radius:13px;font-size:1.2rem;background:#f4e9db}.quick-card strong{display:block;font-size:.75rem;line-height:1.2}.quick-card small{display:block;color:var(--muted);font-size:.62rem;margin-top:3px;line-height:1.2}.quick-card>b{margin-left:auto;color:var(--muted)}.green .quick-icon{background:#dff3e6;color:var(--green)}.red .quick-icon{background:#ffe3e0;color:var(--red)}.gold .quick-icon{background:#fff0d5;color:#b57517}.coral .quick-icon{background:#ffe4dc;color:#b84132}.blue .quick-icon{background:#dff2ff;color:#1977ad}.violet .quick-icon{background:#f0e4ff;color:#8051b4}.section{padding:65px clamp(18px,5vw,76px)}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:24px}.section h2,.page-hero h1,.bridge-title h2,.newsletter h2,.about-strip h2{font-size:clamp(1.8rem,3vw,2.7rem);line-height:1.12;letter-spacing:-.045em;margin:0 0 9px}.section-intro{color:var(--muted);margin:0}.theme-grid,.content-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.theme-card,.content-card{overflow:hidden;border-radius:22px;background:var(--paper);border:1px solid var(--line);box-shadow:0 8px 24px #3d29140c;transition:transform .25s,box-shadow .25s}.theme-card:hover,.content-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.card-image{display:block;width:100%;height:190px;object-fit:cover;background:#e8e0d4}.card-body{padding:18px 20px 20px}.card-kicker{font-size:.67rem;letter-spacing:.1em;font-weight:800;color:var(--red);margin:0 0 7px}.card-body h3{margin:0 0 7px;font-size:1.12rem;line-height:1.3}.card-body>p:not(.card-kicker){margin:0;color:var(--muted);font-size:.9rem;min-height:48px}.text-link{margin-top:15px;border:0;background:none;color:var(--green-dark);font-weight:800;padding:0;cursor:pointer}.text-link span{display:inline-block;margin-left:4px;transition:transform .2s}.text-link:hover span{transform:translateX(4px)}.section-actions{display:flex;gap:9px;flex-wrap:wrap}.pill-action{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:999px;padding:9px 14px;background:var(--paper);font-weight:800;font-size:.79rem}.pill-action:hover{border-color:var(--green);color:var(--green)}
/* Cross border feature */
.bridge-section{padding:52px clamp(18px,5vw,76px);background:linear-gradient(130deg,#e5f3e8,#fff3e5 50%,#fde1db)}body.dark .bridge-section{background:linear-gradient(130deg,#173d31,#3b2927)}.bridge-title{text-align:center;max-width:740px;margin:0 auto 28px}.bridge-symbol{display:inline-flex;align-items:center;gap:14px;font-size:1.6rem;margin-bottom:8px}.bridge-symbol b{display:grid;place-items:center;width:43px;height:43px;border-radius:50%;background:var(--paper);color:var(--red)}.bridge-title>p:last-child{color:var(--muted);margin:0}.country-panels{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;max-width:1320px;margin:auto}.country-panel{position:relative;overflow:hidden;border-radius:25px;padding:28px;min-height:245px;box-shadow:var(--shadow);isolation:isolate;color:#fff}.panel-bd{background:linear-gradient(115deg,#064d3b,#13875b 65%,#acd6a1)}.panel-cn{background:linear-gradient(115deg,#751824,#c51f2b 60%,#e6a04d)}.country-panel:after{content:"";position:absolute;inset:0;z-index:-1;opacity:.23;background:radial-gradient(circle at 90% 10%,#fff 0,transparent 35%),linear-gradient(120deg,transparent,#fff)}.country-panel .card-kicker{color:#ffe3aa}.country-panel h3{font-size:1.7rem;margin:0 0 8px;max-width:480px}.country-panel p:not(.card-kicker){max-width:440px;color:#fff1e5}.panel-deco{position:absolute;right:22px;top:19px;font-size:4.7rem;opacity:.68;filter:drop-shadow(0 8px 8px #0002)}.pill-link{display:inline-flex;gap:12px;align-items:center;background:#fff;color:#5d1d25;border-radius:999px;padding:10px 16px;font-weight:800;font-size:.83rem;margin-top:8px}.pill-link:hover{transform:translateY(-2px)}.destination-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px}.destination-card{overflow:hidden;border:1px solid var(--line);border-radius:19px;background:var(--paper);transition:transform .2s}.destination-card:hover{transform:translateY(-4px)}.destination-card img{width:100%;height:135px;object-fit:cover;display:block}.destination-card>div:last-child{padding:14px}.destination-card h3{margin:0 0 5px;font-size:1rem}.destination-card p{margin:0;color:var(--muted);font-size:.84rem}.newsletter{margin:0 clamp(18px,5vw,76px) 50px;padding:28px 32px;border-radius:24px;background:linear-gradient(115deg,#173e32,#0b6850 52%,#d6a04e);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}.newsletter .eyebrow{color:#ffe4a8}.newsletter h2{margin-bottom:6px}.newsletter p:not(.eyebrow){margin:0;color:#eaf5ed}.newsletter-button{border:0;border-radius:999px;padding:13px 19px;background:#fff;color:#174d3c;font-weight:800;cursor:pointer}.fact-output{flex-basis:100%;font-weight:700;min-height:0}.about-strip{display:flex;align-items:center;gap:18px;padding:0 clamp(18px,5vw,76px) 35px}.about-lotus{display:grid;place-items:center;flex-shrink:0;width:58px;height:58px;border-radius:18px;background:#e3f2e5;color:var(--green);font-size:2.2rem}.about-strip h2{font-size:1.35rem}.about-strip p{margin:0;color:var(--muted);max-width:880px;font-size:.88rem}.site-footer{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;padding:21px clamp(18px,5vw,76px);border-top:1px solid var(--line);font-size:.76rem;color:var(--muted)}
/* Topic pages */
.page-hero{margin:22px clamp(14px,3vw,44px) 0;padding:40px clamp(20px,6vw,78px);border-radius:26px;background:linear-gradient(115deg,#e4f3e5,#fff0db 53%,#f7d0c6);position:relative;overflow:hidden}.page-hero:after{content:"文化 / CULTURE";position:absolute;right:2%;bottom:-22px;font-size:clamp(3rem,8vw,8rem);font-weight:900;color:#ffffff80;letter-spacing:-.08em;pointer-events:none}.page-hero .page-eyebrow{color:var(--red);font-size:.72rem;letter-spacing:.14em;font-weight:800}.page-hero h1{margin:8px 0 9px;max-width:800px;color:#174b3d}.page-hero p{max-width:820px;color:#50645a;margin:0}.page-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:17px}.page-meta span{background:#ffffffb9;border:1px solid #fff;padding:6px 11px;border-radius:999px;color:#31594b;font-size:.74rem;font-weight:800}.topic-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin:0 0 23px}.topic-toolbar .filter-group{display:flex;gap:7px;flex-wrap:wrap}.topic-count{color:var(--muted);font-size:.86rem}.content-card .card-image{height:205px}.card-photo-wrap{position:relative}.image-credit{position:absolute;left:11px;bottom:11px;background:#102a22cf;color:#fff;padding:5px 8px;border-radius:999px;font-size:.63rem;font-weight:700;letter-spacing:.03em}.detail-button{display:inline-flex;align-items:center;gap:8px;border:0;border-radius:999px;padding:9px 13px;background:#e5f3e9;color:#07573c;font-weight:800;font-size:.8rem;cursor:pointer;margin-top:14px}.detail-button:hover{background:#cde9d6}.source-inline{display:block;margin-top:8px;font-size:.72rem;color:var(--muted)}.source-inline a{color:var(--green);text-decoration:underline}.breadcrumb{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:.8rem;margin:20px clamp(18px,5vw,76px) 0}.breadcrumb a{color:var(--green);font-weight:800}
/* Search */
.search-page-form{display:flex;gap:8px;max-width:850px;margin:25px 0}.search-page-form input{flex:1;min-width:0;border:1px solid var(--line);border-radius:999px;padding:13px 18px;background:var(--paper);color:var(--ink)}.search-page-form button{border:0;border-radius:999px;background:var(--red);color:#fff;padding:0 22px;font-weight:800;cursor:pointer}.result-summary{color:var(--muted);margin:10px 0 22px}.search-result-card{display:flex;overflow:hidden;min-height:150px;background:var(--paper);border:1px solid var(--line);border-radius:18px;margin-bottom:13px}.search-result-card img{width:190px;object-fit:cover}.search-result-card>div{padding:16px 19px}.search-result-card h3{margin:2px 0 6px}.search-result-card p{margin:0;color:var(--muted);font-size:.9rem}.result-topic{font-size:.68rem;color:var(--red);font-weight:800;letter-spacing:.1em;text-transform:uppercase}.empty-state{padding:30px;border:1px dashed var(--line);border-radius:18px;color:var(--muted);text-align:center}
/* Dialog */
.story-dialog{border:1px solid var(--line);border-radius:23px;max-width:min(620px,calc(100% - 28px));width:100%;padding:30px;background:var(--paper);color:var(--ink);box-shadow:0 30px 100px #0004}.story-dialog::backdrop{background:#16221ed1;backdrop-filter:blur(5px)}.story-dialog h2{margin:0 0 12px;font-size:1.7rem}.story-dialog p{color:var(--muted)}.dialog-image{width:100%;height:220px;object-fit:cover;border-radius:15px;margin:13px 0}.dialog-close{position:absolute;right:14px;top:10px;border:0;background:transparent;color:var(--ink);font-size:1.8rem;cursor:pointer}.dialog-note{border-top:1px solid var(--line);padding-top:12px;font-size:.78rem}.dialog-source{display:inline-block;margin-top:3px;color:var(--green);text-decoration:underline;font-weight:800;font-size:.83rem}
@keyframes float{0%,100%{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-9px) rotate(2deg)}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
@media(max-width:1250px){.site-header{gap:10px}.brand{min-width:195px}.main-nav{gap:0}.nav-link{padding:8px 7px;font-size:.75rem}.quick-categories{grid-template-columns:repeat(4,minmax(0,1fr))}.hero-art{grid-template-columns:minmax(100px,1fr) minmax(340px,2fr) minmax(100px,1fr)}.theme-grid,.content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.destination-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:850px){.site-header{flex-wrap:wrap;justify-content:space-between}.mobile-menu{display:block;margin-left:auto}.main-nav{display:none;order:4;flex-basis:100%;flex-wrap:wrap;justify-content:flex-start;padding-top:7px}.main-nav.open{display:flex}.header-actions{order:3}.brand{min-width:0}.hero-art{grid-template-columns:1fr;min-height:410px}.hero-photo{position:absolute;top:0;height:100%;width:42%;min-height:410px;opacity:.55}.hero-photo.left{left:0;mask-image:linear-gradient(90deg,#000 10%,transparent 100%)}.hero-photo.right{right:0;mask-image:linear-gradient(270deg,#000 10%,transparent 100%)}.hero-center{grid-column:1;padding:40px 20px}.hero-ornament{opacity:.5}.section-heading{align-items:flex-start;flex-direction:column}.country-panels{grid-template-columns:1fr}.search-result-card img{width:150px}}
@media(max-width:560px){.site-header{padding:9px 12px}.brand-mark{width:35px;height:35px;font-size:24px}.brand strong{font-size:1.05rem}.brand small{font-size:.57rem;max-width:185px}.header-actions{width:100%;order:5;justify-content:flex-end}.language-picker select{max-width:none}.nav-link{font-size:.78rem}.hero{padding:10px 10px 0}.hero-art{min-height:395px;border-radius:21px}.hero-photo{width:35%;min-height:395px}.hero-center{padding:45px 13px 38px}.cn-title{font-size:2.08rem}.brand-title{font-size:1.95rem}.hero-subtitle{font-size:.98rem}.hero-copy{font-size:.83rem}.hero-ornament.orn-dragon{right:3%;top:3%;font-size:2.6rem}.hero-ornament.orn-panda{right:1%;bottom:1%;font-size:2.5rem}.hero-ornament.orn-tiger{left:1%;bottom:0;font-size:2.5rem}.hero-flag{width:54px;height:35px;top:9px}.hero-flag.bd:after{width:15px;height:15px}.quick-categories{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;padding:0 4px;margin-top:-13px}.quick-card{padding:9px 8px;gap:7px;border-radius:13px}.quick-icon{width:33px;height:33px;font-size:1rem}.quick-card strong{font-size:.7rem}.quick-card small{font-size:.57rem}.quick-card>b{display:none}.section{padding:45px 14px}.theme-grid,.content-grid{grid-template-columns:1fr}.card-image,.content-card .card-image{height:190px}.filter{font-size:.72rem;padding:8px 10px}.page-hero{margin:12px 10px 0;padding:28px 19px;border-radius:20px}.page-hero h1{font-size:2rem}.page-hero p{font-size:.87rem}.breadcrumb{margin:15px 15px 0}.topic-toolbar{align-items:flex-start}.country-panel{padding:22px;min-height:240px}.country-panel h3{font-size:1.45rem;max-width:78%}.panel-deco{font-size:3.5rem;right:13px}.destination-grid{grid-template-columns:1fr 1fr;gap:9px}.destination-card img{height:100px}.destination-card>div:last-child{padding:10px}.destination-card h3{font-size:.9rem}.destination-card p{font-size:.75rem}.newsletter{margin:0 14px 35px;padding:23px 18px}.about-strip{padding:0 14px 28px;align-items:flex-start;flex-wrap:wrap}.back-top{margin-left:76px}.site-footer{padding:18px 14px;flex-direction:column;gap:6px}.search-result-card{display:block}.search-result-card img{width:100%;height:160px}.search-page-form{flex-direction:column}.search-page-form button{padding:12px}}


/* BongoChina visual refresh — warm jade, terracotta and saffron */
:root{
 --red:#b83b35;--red-dark:#842a2b;--green:#167257;--green-dark:#104838;
 --gold:#ce963f;--ink:#19352e;--muted:#65766e;--cream:#f5eddf;--paper:#fff7e9;
 --line:#e5d2b8;--shadow:0 18px 46px rgba(66,42,23,.14);--font:system-ui,"Noto Sans Bengali","Nirmala UI","Microsoft YaHei","PingFang SC","WenQuanYi Micro Hei",Arial,sans-serif;
}
html{scroll-padding-top:104px}
body{background-color:var(--cream);background-image:radial-gradient(ellipse at 8% 7%,rgba(214,166,91,.12),transparent 33%),radial-gradient(ellipse at 92% 34%,rgba(21,114,87,.07),transparent 30%);}
.site-header{background:rgba(255,247,233,.93);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:0 4px 20px rgba(47,42,30,.04);}
.brand-mark{background:linear-gradient(145deg,#f4d18e,#f9e9c8);box-shadow:inset 0 0 0 1px rgba(160,107,38,.12)}
.brand strong{color:var(--green-dark)}
.nav-link.active,.nav-link:hover{background:linear-gradient(135deg,var(--red),#d35a48);box-shadow:0 5px 14px rgba(184,59,53,.18)}
.hero-art{background:linear-gradient(118deg,#cfe3cf 0%,#f3dfb7 49%,#edc0b2 100%);border:1px solid rgba(255,255,255,.55)}
.hero-center{border:1px solid rgba(255,255,255,.55);border-radius:24px;background:rgba(255,248,235,.72);box-shadow:0 18px 48px rgba(72,47,30,.08);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.hero-copy{color:#455c52}
.search-bar{background:#fff8ed;border-color:#e3cfb3}
.search-bar button{background:linear-gradient(135deg,var(--red),#d45b46)}
.quick-card{background:linear-gradient(145deg,var(--paper),#f9efdf);border-color:#eadcc8}
.quick-card:hover{border-color:#d6b477}
.section{position:relative}
.section-heading h2,.section h2{color:var(--green-dark)}
.theme-card,.content-card,.destination-card{background:linear-gradient(160deg,var(--paper),#fffaf2);border-color:#e7d7c2}
.card-image,.content-card .card-image{background:#e9deca}
.bridge-section{background:linear-gradient(128deg,#d5e8d7 0%,#f5e4c8 52%,#f0cfc1 100%);border-top:1px solid rgba(255,255,255,.45);border-bottom:1px solid rgba(169,117,69,.15)}
.page-hero{background:linear-gradient(118deg,#cfe4d2 0%,#f5e3bf 54%,#efc7b9 100%);border:1px solid rgba(255,255,255,.7);box-shadow:var(--shadow)}
.page-hero h1{color:#124b3c}
.page-hero p{color:#4c6257}
.page-meta span{background:rgba(255,250,239,.85);border-color:rgba(255,255,255,.65)}
.pill-action{background:linear-gradient(145deg,var(--paper),#f7ecda)}
.newsletter{background:linear-gradient(112deg,#103e32 0%,#14745a 57%,#ba7932 100%);box-shadow:0 14px 32px rgba(20,73,54,.16)}
.about-lotus{background:#dcebd9;color:#11644b}
.site-footer{background:rgba(255,247,233,.72);border-color:#e4d3bd}
.icon-button,.language-picker select,.mobile-menu,.header-search-link{background:#fff7e9;border-color:#e3d1b9}
.search-suggestions{background:#fff8ed;border-color:#e6d4bd}
body.dark{--ink:#f5eadc;--muted:#c1b4a4;--cream:#182722;--paper:#24372f;--line:#40584b;--green-dark:#b6dec7;--shadow:0 18px 46px rgba(0,0,0,.28);background-image:radial-gradient(ellipse at 8% 7%,rgba(211,156,72,.09),transparent 33%);}
body.dark .site-header,body.dark .site-footer{background:rgba(29,47,40,.94)}
body.dark .hero-art{background:linear-gradient(118deg,#274d3f,#665139 50%,#673d3d)}
body.dark .hero-center{background:rgba(25,42,35,.84);border-color:#526457}
body.dark .hero-copy,body.dark .page-hero p{color:#d8ccba}
body.dark .page-hero{background:linear-gradient(118deg,#294d3e,#655039 54%,#633b3b);border-color:#506454}
body.dark .page-hero h1,body.dark .section-heading h2,body.dark .section h2{color:#e2f1df}
body.dark .search-bar,body.dark .search-suggestions{background:#24372f;border-color:#4b6255;color:var(--ink)}
body.dark .search-bar input{color:#f5eadc}
body.dark .quick-card,body.dark .theme-card,body.dark .content-card,body.dark .destination-card,body.dark .pill-action{background:#24372f;border-color:#40584b}
body.dark .page-meta span{background:#274439;color:#e2f1df;border-color:#526a5c}
body.dark .icon-button,body.dark .language-picker select,body.dark .mobile-menu,body.dark .header-search-link{background:#24372f;border-color:#40584b;color:var(--ink)}
/* Personal Changsha field-note galleries */
.personal-gallery-section{padding-top:48px;padding-bottom:62px}
.personal-gallery-section .gallery-heading{align-items:flex-end;margin-bottom:22px}
.gallery-location{display:inline-flex;align-items:center;gap:7px;white-space:nowrap;padding:8px 13px;border-radius:999px;background:#e2ead7;color:#315b48;font-size:.78rem;font-weight:800}
.gallery-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px}
.gallery-card{margin:0;min-width:0;overflow:hidden;background:linear-gradient(150deg,var(--paper),#fffaf1);border:1px solid var(--line);border-radius:19px;box-shadow:0 8px 22px rgba(54,38,21,.08);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease}
.gallery-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d4b87e}
.gallery-photo{display:block;width:100%;height:100%;min-height:0;padding:0;border:0;background:#e7decd;cursor:zoom-in;overflow:hidden}
.gallery-photo img{display:block;width:100%;height:205px;object-fit:cover;transition:transform .45s ease}
.gallery-card:hover .gallery-photo img{transform:scale(1.045)}
.gallery-caption{padding:13px 15px 15px}
.gallery-caption p{margin:0;color:var(--ink);font-size:.86rem;font-weight:700;line-height:1.45}
.gallery-caption small{display:block;margin-top:6px;color:var(--muted);font-size:.69rem;letter-spacing:.03em}
.gallery-dialog{width:min(900px,calc(100% - 24px));max-width:900px;padding:12px;border:1px solid var(--line);border-radius:22px;background:var(--paper);color:var(--ink);box-shadow:0 30px 100px #0005}
.gallery-dialog::backdrop{background:rgba(10,22,17,.82);backdrop-filter:blur(5px)}
.gallery-dialog img{display:block;width:100%;max-height:76vh;object-fit:contain;border-radius:14px;background:#17241e}
.gallery-dialog p{margin:10px 8px 5px;color:var(--ink);font-weight:700}
.gallery-dialog .dialog-close{right:19px;top:17px;width:38px;height:38px;border-radius:50%;background:rgba(20,37,30,.8);color:#fff;z-index:2}
@media(max-width:1100px){.gallery-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:850px){.site-header{padding-top:max(9px,env(safe-area-inset-top));}.gallery-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.gallery-photo img{height:190px}}
@media(max-width:560px){html{scroll-padding-top:130px}.hero-center{padding:34px 14px;border-radius:20px}.gallery-grid{gap:10px}.gallery-card{border-radius:15px}.gallery-photo img{height:145px}.gallery-caption{padding:10px 11px 12px}.gallery-caption p{font-size:.78rem}.gallery-caption small{font-size:.63rem}.gallery-location{font-size:.68rem;padding:7px 10px}.personal-gallery-section{padding-top:34px;padding-bottom:44px}}
@media(max-width:360px){.gallery-grid{grid-template-columns:1fr}.gallery-photo img{height:205px}}
@media(prefers-reduced-motion:reduce){.gallery-photo img{transition:none!important}}


/* iPhone/iPad viewport and safe-area finishing touches */
@supports(padding:max(0px)){.site-footer{padding-bottom:max(21px,calc(21px + env(safe-area-inset-bottom)));}.site-header{padding-left:max(12px,env(safe-area-inset-left));padding-right:max(12px,env(safe-area-inset-right));}}


/* Story detail slideshow, China-friendly local typography and touch controls */
.story-dialog{
  width:min(980px,calc(100% - 28px));
  max-width:980px;
  max-height:min(92dvh,900px);
  overflow:auto;
  overscroll-behavior:contain;
  padding:clamp(18px,3vw,30px);
}
.story-dialog h2{padding-right:34px}
.story-detail-layout{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(240px,.95fr);
  gap:clamp(16px,2.5vw,26px);
  align-items:start;
}
.dialog-image{height:clamp(210px,32vw,350px);margin:0;width:100%}
.dialog-image-credit{margin:6px 3px 0;font-size:.72rem;color:var(--muted)}
.story-detail-copy{padding-top:5px}
.story-detail-copy #dialogBody{line-height:1.8;white-space:pre-line}
.story-photo-slideshow{margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}
.story-photo-slideshow h3{font-size:1.08rem;margin:0 0 12px}
.story-slide{
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(220px,.95fr);
  gap:16px;align-items:center;padding:12px;border:1px solid var(--line);
  border-radius:17px;background:color-mix(in srgb,var(--paper) 90%,var(--gold) 10%);
}
.story-slide img{display:block;width:100%;height:clamp(170px,25vw,260px);object-fit:cover;border-radius:12px;background:#e4dccd}
.story-slide-copy p:first-child{font-weight:800;color:var(--ink);margin:0 0 8px}
.story-slide-copy p:last-child{font-size:.88rem;color:var(--muted);margin:0;line-height:1.7}
.story-slide-controls,.gallery-dialog-controls{
  display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:12px
}
.story-slide-controls button,.gallery-dialog-controls button{
  min-height:42px;padding:9px 15px;border:1px solid var(--line);border-radius:999px;
  background:var(--paper);color:var(--ink);font-weight:800;cursor:pointer
}
.story-slide-controls button:disabled,.gallery-dialog-controls button:disabled{opacity:.38;cursor:not-allowed}
.story-slide-controls span,.gallery-dialog-count{font-variant-numeric:tabular-nums;color:var(--muted);font-size:.82rem}
.slide-flip-in{animation:storyFlipIn .34s cubic-bezier(.2,.7,.25,1) both}
@keyframes storyFlipIn{
  from{opacity:.2;transform:perspective(900px) rotateY(7deg) translateY(4px)}
  to{opacity:1;transform:perspective(900px) rotateY(0) translateY(0)}
}
.gallery-dialog{max-height:94dvh;overflow:auto}
.gallery-dialog img{max-height:68dvh;object-fit:contain}
.gallery-dialog-caption{font-weight:800}
.gallery-dialog-description{color:var(--muted)!important;font-weight:500!important;line-height:1.65}
.gallery-caption small{display:block;margin-top:5px;color:var(--muted);font-size:.77rem;line-height:1.55}
.content-card{transform-style:preserve-3d;transition:transform .25s ease,box-shadow .25s ease}
.content-card:hover{transform:translateY(-3px) perspective(1000px) rotateX(.4deg)}
.card-photo-wrap{overflow:hidden}
.card-image{transition:transform .45s cubic-bezier(.2,.7,.25,1)}
.content-card:hover .card-image,.content-card:focus-within .card-image{transform:scale(1.035)}
@media(max-width:680px){
  .story-dialog{width:calc(100% - 16px);max-height:94dvh;padding:18px 14px}
  .story-detail-layout,.story-slide{grid-template-columns:1fr}
  .dialog-image{height:220px}
  .story-slide img{height:210px}
  .story-slide-controls button{min-width:106px}
  .gallery-dialog{width:calc(100% - 12px);padding:10px}
  .gallery-dialog img{max-height:60dvh}
}

.content-card.is-tilting{transform:perspective(1100px) rotateX(var(--card-rotate-x,0deg)) rotateY(var(--card-rotate-y,0deg)) translateY(-3px);box-shadow:var(--shadow)}
@media(hover:none),(pointer:coarse){.content-card:hover{transform:none}.content-card:hover .card-image{transform:none}}

/* BongoChina · editorial navigation, refined topic hero and respectful motion */
:root{--jade:#14745a;--jade-deep:#0d4638;--terracotta:#b83b35;--saffron:#d59c43;--sky:#327f9c;--soft-shadow:0 20px 52px rgba(45,44,31,.12)}
.brand{min-width:225px;gap:11px}
.brand-mark-image{display:block;flex:0 0 44px;width:44px;height:44px;border-radius:50%;filter:drop-shadow(0 4px 8px rgba(69,53,30,.14))}
.brand strong{font-size:1.12rem;letter-spacing:-.055em;white-space:nowrap}
.brand strong i{font-style:normal;color:var(--gold);font-size:.85em;letter-spacing:-.03em}
.brand small{font-size:.62rem;white-space:nowrap}
.main-nav{gap:5px;min-width:0}
.nav-link{padding:9px 11px;font-size:.78rem;white-space:nowrap}
.nav-link:hover,.nav-link.active{background:linear-gradient(135deg,var(--terracotta),#d25b49);box-shadow:0 5px 14px rgba(184,59,53,.16)}
.nav-more{position:relative;align-self:center}
.nav-more>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:6px;user-select:none}
.nav-more>summary::-webkit-details-marker{display:none}
.nav-more>summary::after{content:"⌄";font-size:.82em;opacity:.72;transition:transform .2s}
.nav-more[open]>summary::after{transform:rotate(180deg)}
.nav-more-menu{position:absolute;top:calc(100% + 9px);right:0;z-index:80;min-width:215px;padding:8px;border:1px solid var(--line);border-radius:17px;background:var(--paper);box-shadow:var(--soft-shadow);display:grid;gap:3px}
.nav-more-menu a{display:flex;align-items:center;padding:10px 12px;border-radius:11px;font-size:.82rem;font-weight:700;color:var(--muted);transition:background .18s,color .18s,transform .18s}
.nav-more-menu a:hover,.nav-more-menu a.active{background:color-mix(in srgb,var(--jade) 12%,var(--paper));color:var(--jade-deep);transform:translateX(2px)}
body.dark .nav-more-menu{background:#24372f;border-color:#40584b}
body.dark .nav-more-menu a:hover,body.dark .nav-more-menu a.active{background:#315a49;color:#e6f1e7}
.page-hero{isolation:isolate;min-height:236px;padding:clamp(34px,4vw,54px) clamp(22px,5.8vw,78px);border-radius:27px;background:linear-gradient(112deg,#d6e8d8 0%,#f1e5c7 52%,#f2d0c3 100%);box-shadow:var(--soft-shadow);overflow:hidden}
.page-hero::before{content:"";position:absolute;z-index:-1;right:8%;top:50%;width:290px;height:290px;transform:translateY(-50%);border-radius:50%;border:1px solid rgba(255,255,255,.75);background:radial-gradient(circle at 50% 50%,rgba(255,255,255,.3) 0 31%,transparent 32%),radial-gradient(circle at 50% 50%,transparent 0 52%,rgba(20,116,90,.12) 53% 54%,transparent 55%);box-shadow:0 0 0 18px rgba(255,255,255,.08),0 0 0 42px rgba(255,255,255,.06)}
.page-hero::after{content:"BANGLADESH  ↔  CHINA";position:absolute;right:clamp(18px,7%,90px);top:50%;transform:translateY(-50%);padding:13px 18px;border:1px solid rgba(255,255,255,.75);border-radius:16px;background:rgba(255,250,239,.55);box-shadow:0 10px 28px rgba(65,47,26,.07);color:rgba(16,72,56,.55);font-size:clamp(.78rem,1.2vw,1rem);font-weight:900;letter-spacing:.1em;white-space:nowrap}
.page-hero .page-eyebrow{position:relative;z-index:1;color:var(--terracotta);letter-spacing:.16em}
.page-hero h1{position:relative;z-index:1;max-width:min(760px,68%);font-size:clamp(2.1rem,3.5vw,3.25rem);line-height:1.06;letter-spacing:-.055em;color:var(--jade-deep)}
.page-hero p{position:relative;z-index:1;max-width:min(760px,68%);line-height:1.75;color:#50645b}
.page-meta{position:relative;z-index:1}
.page-meta span{box-shadow:0 3px 12px rgba(71,53,32,.05)}
.quick-categories{grid-template-columns:repeat(5,minmax(0,1fr));gap:11px;margin-top:-15px}
.quick-card{min-height:70px;transform-style:preserve-3d;perspective:700px;transition:transform .3s cubic-bezier(.2,.7,.25,1),box-shadow .3s,border-color .3s}
.quick-card:hover,.quick-card:focus-visible{transform:translateY(-5px) rotateX(2deg) rotateY(-2deg);border-color:rgba(20,116,90,.28)}
.quick-card .quick-icon{transition:transform .3s cubic-bezier(.2,.7,.25,1)}
.quick-card:hover .quick-icon{transform:rotateY(18deg) rotateZ(-4deg) scale(1.06)}
.hero-art{min-height:460px;box-shadow:var(--soft-shadow)}
.hero-center{padding:40px 22px}
.hero-center .brand-title{font-size:clamp(2.2rem,4vw,3.6rem);letter-spacing:-.065em}
.hero-center .cn-title{font-size:clamp(2.1rem,4.2vw,3.9rem)}
.hero-copy{max-width:620px;line-height:1.75}
.search-bar{min-height:58px}
.search-bar input{font-size:.95rem}
.section{scroll-margin-top:112px}
.section-heading{gap:18px}
.theme-card,.content-card,.destination-card{transform-style:preserve-3d;backface-visibility:hidden}
.theme-card:hover,.content-card:hover{box-shadow:var(--soft-shadow)}
.content-card.is-tilting{will-change:transform}
.content-card .card-body{position:relative}
.detail-button{transition:transform .2s,box-shadow .2s,background .2s}
.detail-button:hover{transform:translateY(-2px);box-shadow:0 7px 16px rgba(20,116,90,.14)}
#scrollProgress{position:fixed;left:0;top:0;height:3px;width:0;z-index:200;background:linear-gradient(90deg,var(--terracotta),var(--saffron),var(--jade));box-shadow:0 1px 8px rgba(184,59,53,.2);pointer-events:none}
.reveal-on-scroll{opacity:0;transform:translateY(16px);transition:opacity .65s ease,transform .65s cubic-bezier(.2,.7,.25,1)}
.reveal-on-scroll.is-visible{opacity:1;transform:none}
@media(max-width:1350px){.brand{min-width:200px}.nav-link{padding:8px 9px;font-size:.75rem}.main-nav{gap:2px}}
@media(max-width:1100px){.site-header{gap:10px}.brand{min-width:190px}.brand small{max-width:180px;overflow:hidden;text-overflow:ellipsis}.quick-categories{grid-template-columns:repeat(4,minmax(0,1fr))}.page-hero::after{right:4%}.page-hero::before{right:3%}}
@media(max-width:850px){.site-header{flex-wrap:wrap}.main-nav.open{align-items:flex-start;gap:4px}.nav-more{width:auto}.nav-more-menu{position:static;margin:5px 0 0;min-width:190px;box-shadow:0 8px 20px rgba(30,40,32,.08)}.page-hero h1,.page-hero p{max-width:100%}.page-hero::after{right:22px;top:auto;bottom:18px;transform:none;font-size:.72rem;opacity:.62}.page-hero::before{right:-55px;top:auto;bottom:-120px;transform:none;width:250px;height:250px}.quick-categories{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:560px){.brand{min-width:0}.brand-mark-image{width:38px;height:38px;flex-basis:38px}.brand strong{font-size:1rem}.brand small{max-width:180px;font-size:.55rem}.main-nav.open{display:flex;max-height:65vh;overflow-y:auto}.nav-more{flex-basis:100%}.nav-more-menu{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));min-width:0}.nav-more-menu a{font-size:.72rem;padding:8px 9px}.page-hero{min-height:0;padding:28px 19px 58px}.page-hero h1{font-size:2rem;max-width:100%}.page-hero p{font-size:.86rem;max-width:100%}.page-hero::after{right:16px;bottom:13px}.page-hero::before{right:-130px;bottom:-150px}.quick-categories{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.quick-card{min-height:66px}.hero-center .brand-title{font-size:2rem}.hero-center .cn-title{font-size:1.8rem}}
@media(prefers-reduced-motion:reduce){.reveal-on-scroll{opacity:1;transform:none;transition:none}.quick-card,.quick-icon,.detail-button{transition:none}}


/* BongoChina design system refresh — locally rendered, responsive, and topic-specific */
:root{
  --font:system-ui,"Noto Sans Bengali","Nirmala UI","Microsoft YaHei UI","PingFang SC","WenQuanYi Micro Hei",Arial,sans-serif;
  --ink:#173b32;--muted:#61756e;--cream:#f5eee2;--paper:#fff9ef;--line:#e5d5bf;
}
html[lang="bn"] body{font-family:"Noto Sans Bengali","Nirmala UI",system-ui,"Microsoft YaHei",sans-serif}
html[lang="zh-CN"] body{font-family:"Microsoft YaHei UI","PingFang SC","Noto Sans CJK SC","WenQuanYi Micro Hei",system-ui,sans-serif}
html,body{max-width:100%;overflow-x:clip}
.site-header{overflow:visible;isolation:isolate;min-height:74px}
.brand{position:relative;z-index:5;flex:0 0 auto;overflow:visible;min-width:0;padding:3px 5px 3px 0;border-radius:14px}
.brand:focus-visible{outline:3px solid var(--gold);outline-offset:5px}
.brand:hover{filter:brightness(1.025);transform:none}
.brand-mark-image{width:46px;height:46px;flex:0 0 46px;object-fit:contain;overflow:visible;transition:filter .22s ease}
.brand:hover .brand-mark-image{filter:drop-shadow(0 5px 10px rgba(49,91,67,.22))}
.brand strong{font-size:1.2rem;line-height:1.02;letter-spacing:-.045em}
.brand strong span{color:var(--red)}
.brand small{max-width:260px;overflow:visible;text-overflow:clip;white-space:nowrap;line-height:1.2}
.main-nav{position:relative;z-index:4}
.nav-link{transform:none;transition:background .2s,color .2s,box-shadow .2s}
.nav-link:hover,.nav-link.active{transform:none}
.nav-link:focus-visible{outline-offset:4px}
.header-actions{position:relative;z-index:5}
.quick-categories{overflow:visible;isolation:isolate}
.quick-card{position:relative;overflow:visible;z-index:1;min-width:0}
.quick-card:hover,.quick-card:focus-visible{z-index:3}
.quick-card .quick-icon{overflow:visible}
.hero-pillars{display:inline-flex;align-items:center;gap:7px;margin:8px auto 15px;padding:7px 15px;border:1px solid rgba(255,255,255,.35);border-radius:999px;background:rgba(255,250,238,.13);color:var(--green-dark);font-weight:850;font-size:.82rem;letter-spacing:.035em}
body.dark .hero-pillars{color:#eaf4e9;background:rgba(255,255,255,.07)}
.brand-title{font-weight:900;letter-spacing:-.055em}
.brand-title span{color:var(--red)}
.hero-center .cn-title{letter-spacing:.025em}
.hero-copy{max-width:660px;line-height:1.72}
.site-footer{row-gap:9px}
#main{min-height:calc(100vh - 160px)}
/* Shared topic hero frame; every topic supplies its own visual, colour language and silhouette. */
body[data-topic] .page-hero{
  --topic-accent:#16745a;
  position:relative;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;
  min-height:300px;margin:22px clamp(14px,3vw,44px) 0;
  padding:clamp(34px,4.5vw,58px) clamp(22px,5.8vw,82px);
  border-radius:30px;isolation:isolate;overflow:hidden;
  background:var(--topic-bg,linear-gradient(115deg,#dcefe1,#f6e8cf 55%,#f2d2c7));
  border:1px solid rgba(255,255,255,.65);box-shadow:var(--soft-shadow);
}
body[data-topic] .page-hero::before{
  content:"";position:absolute;z-index:0;right:4.2%;top:11%;width:34%;height:78%;
  background-image:linear-gradient(180deg,rgba(12,35,29,.02),rgba(12,35,29,.24)),var(--topic-image);
  background-size:cover;background-position:center;border:1px solid rgba(255,255,255,.74);
  box-shadow:0 19px 44px rgba(31,45,35,.2);opacity:.98;
}
body[data-topic] .page-hero::after{
  content:var(--topic-stamp,"CULTURE · CONNECTION");position:absolute;z-index:2;
  right:clamp(25px,6.2%,95px);bottom:clamp(24px,5%,38px);
  color:#fff;background:rgba(15,51,41,.83);border:1px solid rgba(255,255,255,.35);
  border-radius:999px;padding:8px 14px;font-size:.68rem;letter-spacing:.14em;font-weight:900;
  box-shadow:0 8px 22px rgba(10,30,22,.18);pointer-events:none;
}
body[data-topic] .page-hero .page-eyebrow,body[data-topic] .page-hero h1,
body[data-topic] .page-hero>p,body[data-topic] .page-hero .page-meta{position:relative;z-index:1}
body[data-topic] .page-hero .page-eyebrow{color:var(--topic-accent);font-size:.7rem;letter-spacing:.17em;font-weight:900}
body[data-topic] .page-hero h1{max-width:min(760px,62%);margin:8px 0 12px;color:var(--topic-title,var(--green-dark));font-size:clamp(2.1rem,3.4vw,3.45rem);line-height:1.06;letter-spacing:-.055em}
body[data-topic] .page-hero>p:not(.page-eyebrow){max-width:min(770px,62%);line-height:1.75;color:var(--topic-copy,#52645c);margin-top:0}
body[data-topic] .page-hero>p#topicLead{margin-top:10px}
body[data-topic] .page-meta{display:flex;gap:9px;flex-wrap:wrap;margin-top:15px}
body[data-topic] .page-meta span{background:rgba(255,251,241,.84);border:1px solid rgba(255,255,255,.7);color:#31594b;border-radius:999px;padding:7px 12px;font-size:.73rem;font-weight:800}
body[data-topic] .section{padding-top:48px;padding-bottom:55px}
body[data-topic] .topic-toolbar{margin-bottom:24px;align-items:flex-end}
body[data-topic] .topic-toolbar h2{font-size:clamp(1.65rem,2.6vw,2.5rem);letter-spacing:-.04em}
body[data-topic] .filter{border:1px solid var(--line);border-radius:999px;padding:9px 14px;background:var(--paper);color:var(--ink);font-weight:750;cursor:pointer;transition:background .2s,color .2s,transform .2s,border-color .2s}
body[data-topic] .filter:hover{transform:translateY(-2px);border-color:var(--topic-accent)}
body[data-topic] .filter.active{background:var(--topic-accent);border-color:var(--topic-accent);color:white;box-shadow:0 6px 16px color-mix(in srgb,var(--topic-accent) 22%,transparent)}
body[data-topic] .content-grid{align-items:stretch;gap:clamp(14px,1.5vw,22px)}
body[data-topic] .content-card{min-width:0;display:flex;flex-direction:column;border-radius:var(--card-radius,22px);border:1px solid var(--line);background:var(--paper);overflow:hidden;box-shadow:0 9px 26px rgba(43,37,25,.075);transition:transform .28s cubic-bezier(.2,.7,.25,1),box-shadow .28s,border-color .28s}
body[data-topic] .content-card:hover{border-color:color-mix(in srgb,var(--topic-accent) 34%,var(--line));box-shadow:0 18px 36px rgba(43,37,25,.14)}
body[data-topic] .card-photo-wrap{overflow:hidden;min-width:0;background:var(--topic-soft,#e8e0d2)}
body[data-topic] .content-card .card-image{height:clamp(175px,15vw,240px);width:100%;object-fit:cover;transition:transform .55s cubic-bezier(.2,.7,.25,1);display:block}
body[data-topic] .content-card:hover .card-image{transform:scale(1.035)}
body[data-topic] .card-body{display:flex;flex-direction:column;align-items:flex-start;flex:1;padding:19px 20px 21px}
body[data-topic] .card-body h3{line-height:1.3;font-size:clamp(1.02rem,1.2vw,1.22rem);letter-spacing:-.015em}
body[data-topic] .card-body>p:not(.card-kicker){line-height:1.65;min-height:0;flex:1}
body[data-topic] .detail-button{margin-top:16px;background:color-mix(in srgb,var(--topic-accent) 11%,var(--paper));color:var(--topic-accent);border:1px solid color-mix(in srgb,var(--topic-accent) 15%,var(--line))}
body[data-topic] .detail-button:hover{background:var(--topic-accent);color:#fff}
body[data-topic] .image-credit{backdrop-filter:blur(8px)}
body[data-topic] .content-card .card-kicker{color:var(--topic-accent)}
/* National symbols — emblem and natural-history language. */
body[data-topic="symbols"]{--topic-accent:#166b50;--topic-soft:#dfece0}
body[data-topic="symbols"] .page-hero{--topic-bg:linear-gradient(120deg,#cfe8d6 0%,#e7efdc 48%,#f1e3bd 100%);--topic-image:url("assets/ai-generated/bengal-tiger-symbol-ai.webp");--topic-stamp:"NATIONAL IDENTITY · 国家象征";--topic-title:#104a38;--topic-copy:#355b4e}
body[data-topic="symbols"] .page-hero::before{border-radius:49% 49% 18px 18px;clip-path:polygon(5% 0,95% 0,100% 78%,50% 100%,0 78%);width:31%;height:82%;top:9%;right:5%}
body[data-topic="symbols"] .content-card{--card-radius:7px 28px 7px 28px}
body[data-topic="symbols"] .content-card .card-image{height:220px}
body[data-topic="symbols"] .topic-toolbar{border-bottom:1px solid var(--line);padding-bottom:17px}
/* Culture — editorial lead story and warmer reading rhythm. */
body[data-topic="culture"]{--topic-accent:#337b79;--topic-soft:#d9e9e4}
body[data-topic="culture"] .page-hero{--topic-bg:linear-gradient(120deg,#d8e9e5 0%,#e8e9d6 52%,#f4ded0 100%);--topic-image:url("assets/ai-generated/chinese-lantern-maker-ai.webp");--topic-stamp:"LIVING CULTURE · 日常文化";--topic-title:#164e4a;--topic-copy:#4b625d}
body[data-topic="culture"] .page-hero::before{border-radius:140px 22px 140px 22px;width:32%;right:5%}
body[data-topic="culture"] .content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
body[data-topic="culture"] .content-card:first-child{grid-column:span 2;display:grid;grid-template-columns:1.04fr 1fr;min-height:285px}
body[data-topic="culture"] .content-card:first-child .card-photo-wrap{min-height:100%;height:100%}
body[data-topic="culture"] .content-card:first-child .card-image{height:100%;min-height:285px}
body[data-topic="culture"] .content-card:first-child .card-body{justify-content:center;padding:clamp(22px,3vw,38px)}
/* Food — warm culinary feature grid with larger food photography. */
body[data-topic="food"]{--topic-accent:#b94c35;--topic-soft:#f1d9c7}
body[data-topic="food"] .page-hero{--topic-bg:linear-gradient(118deg,#f7e3cf 0%,#f6d3bd 48%,#e9c1a6 100%);--topic-image:url("assets/ai-generated/family-biryani-ai.webp");--topic-stamp:"FROM THE TABLE · 餐桌文化";--topic-title:#773626;--topic-copy:#6c5045}
body[data-topic="food"] .page-hero::before{width:35%;height:82%;top:9%;right:4%;border-radius:48% 18px 48% 18px}
body[data-topic="food"] .content-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
body[data-topic="food"] .content-card{--card-radius:24px 24px 12px 12px}
body[data-topic="food"] .content-card .card-image{height:clamp(175px,14vw,220px)}
body[data-topic="food"] .card-body{padding:17px 17px 19px}
/* Tourism — full postcard / travel journal treatment. */
body[data-topic="tourism"]{--topic-accent:#287b8b;--topic-soft:#d9e9ec}
body[data-topic="tourism"] .page-hero{--topic-bg:linear-gradient(112deg,#c7e2e7 0%,#d9e9df 50%,#eddfc6 100%);--topic-image:url("assets/ai-generated/coxs-bazar-coast-ai.webp");--topic-stamp:"BEYOND THE MAP · 探索之旅";--topic-title:#174d59;--topic-copy:#44636a}
body[data-topic="tourism"] .page-hero::before{width:39%;height:88%;top:6%;right:3%;border-radius:180px 180px 20px 20px}
body[data-topic="tourism"] .content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
body[data-topic="tourism"] .content-card{display:grid;grid-template-columns:1.05fr 1fr;min-height:270px;border-radius:18px}
body[data-topic="tourism"] .content-card .card-photo-wrap{grid-row:1;grid-column:1;min-height:270px}
body[data-topic="tourism"] .content-card .card-image{height:100%;min-height:270px}
body[data-topic="tourism"] .content-card .card-body{grid-row:1;grid-column:2;justify-content:center;padding:22px}
/* Heritage — gallery / archive with a deep brick and parchment palette. */
body[data-topic="heritage"]{--topic-accent:#9a493a;--topic-soft:#e9d4c8}
body[data-topic="heritage"] .page-hero{--topic-bg:linear-gradient(118deg,#eed8c6 0%,#e9d9c0 48%,#d8c1ad 100%);--topic-image:url("assets/jamdani-weaving.jpg");--topic-stamp:"LIVING HERITAGE · 活态遗产";--topic-title:#673328;--topic-copy:#644f45}
body[data-topic="heritage"] .page-hero::before{width:31%;right:6%;border-radius:220px 220px 18px 18px;outline:8px solid rgba(255,255,255,.18);outline-offset:-18px}
body[data-topic="heritage"] .page-hero h1{font-family:Georgia,"Noto Serif Bengali","Noto Serif SC",serif;letter-spacing:-.04em}
body[data-topic="heritage"] .content-card{--card-radius:8px 8px 24px 24px;border-top:4px solid var(--topic-accent)}
body[data-topic="heritage"] .content-card .card-image{height:225px}
body[data-topic="heritage"] .card-body h3{font-family:Georgia,"Noto Serif Bengali","Noto Serif SC",serif}
/* Exchange — two-way communication, split cards and cool blue-green. */
body[data-topic="exchange"]{--topic-accent:#276f8d;--topic-soft:#dcecf2}
body[data-topic="exchange"] .page-hero{--topic-bg:linear-gradient(120deg,#d5ebef 0%,#dce9e7 50%,#f5e4ca 100%);--topic-image:url("assets/ai-generated/language-partners-ai.webp");--topic-stamp:"PEOPLE TO PEOPLE · 人文交流";--topic-title:#174a5c;--topic-copy:#48636a}
body[data-topic="exchange"] .page-hero::before{width:33%;right:6%;border-radius:50% 18px 50% 18px}
body[data-topic="exchange"] .content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
body[data-topic="exchange"] .content-card{border-left:5px solid var(--topic-accent);display:grid;grid-template-columns:42% 58%;min-height:250px}
body[data-topic="exchange"] .content-card .card-photo-wrap{grid-row:1;grid-column:1;min-height:100%}
body[data-topic="exchange"] .content-card .card-image{height:100%;min-height:250px}
body[data-topic="exchange"] .content-card .card-body{grid-row:1;grid-column:2;justify-content:center;padding:19px}
/* Stories — magazine column, human voice and plum accents. */
body[data-topic="stories"]{--topic-accent:#76508d;--topic-soft:#e8dfed}
body[data-topic="stories"] .page-hero{--topic-bg:linear-gradient(120deg,#e8dff0 0%,#f1e7d8 55%,#e7d6d0 100%);--topic-image:url("assets/ai-generated/young-voices-ai.webp");--topic-stamp:"VOICES & MEMORY · 人物故事";--topic-title:#48335b;--topic-copy:#65566b}
body[data-topic="stories"] .page-hero::before{width:30%;right:6%;border-radius:18px 90px 18px 18px;transform:rotate(2deg)}
body[data-topic="stories"] .content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
body[data-topic="stories"] .content-card{display:grid;grid-template-columns:38% 62%;min-height:245px}
body[data-topic="stories"] .content-card .card-photo-wrap{grid-row:1;grid-column:1;min-height:100%}
body[data-topic="stories"] .content-card .card-image{height:100%;min-height:245px}
body[data-topic="stories"] .content-card .card-body{grid-row:1;grid-column:2;justify-content:center}
/* Festivals — lively seasonal colours, decorative rounded panels. */
body[data-topic="festivals"]{--topic-accent:#c06a26;--topic-soft:#f3dfbe}
body[data-topic="festivals"] .page-hero{--topic-bg:linear-gradient(118deg,#f5e2ad 0%,#f3d7bd 55%,#eac8c5 100%);--topic-image:url("assets/ai-generated/pohela-baishakh-ai.webp");--topic-stamp:"SEASONS & CELEBRATION · 节庆";--topic-title:#75421e;--topic-copy:#705742}
body[data-topic="festivals"] .page-hero::before{width:33%;right:5%;border-radius:44% 44% 18px 18px}
body[data-topic="festivals"] .content-card{--card-radius:28px 8px 28px 8px}
body[data-topic="festivals"] .content-card:nth-child(even){transform:translateY(8px)}
body[data-topic="festivals"] .content-card:nth-child(even):hover{transform:translateY(2px)}
body[data-topic="festivals"] .content-card .card-image{height:220px}
/* Education — clean research-lab grid with sky/ink tones. */
body[data-topic="education"]{--topic-accent:#286e9a;--topic-soft:#d9e9f4}
body[data-topic="education"] .page-hero{--topic-bg:linear-gradient(118deg,#d8eaf4 0%,#e3e9ee 52%,#e6e2ca 100%);--topic-image:url("assets/ai-generated/networking-lab-ai.webp");--topic-stamp:"LEARN · MAKE · DISCOVER · 学习创新";--topic-title:#173f61;--topic-copy:#506575}
body[data-topic="education"] .page-hero::before{width:35%;right:4%;border-radius:16px;box-shadow:0 0 0 10px rgba(255,255,255,.35),0 20px 40px rgba(29,65,89,.19)}
body[data-topic="education"] .content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
body[data-topic="education"] .content-card{border-top:4px solid var(--topic-accent);display:grid;grid-template-columns:44% 56%;min-height:255px}
body[data-topic="education"] .content-card .card-photo-wrap{grid-row:1;grid-column:1;min-height:100%}
body[data-topic="education"] .content-card .card-image{height:100%;min-height:255px}
body[data-topic="education"] .content-card .card-body{grid-row:1;grid-column:2;justify-content:center}
/* Student life — documentary diary. All supplied Changsha photos stay in this topic only. */
body[data-topic="studentlife"]{--topic-accent:#21745d;--topic-soft:#dce9df}
body[data-topic="studentlife"] .page-hero{--topic-bg:linear-gradient(120deg,#d2e6d9 0%,#e7e9d7 48%,#e7d5c6 100%);--topic-image:url("assets/student-life/international-student-seminar.jpg");--topic-stamp:"STUDENT DIARIES · 留学生活";--topic-title:#164b3b;--topic-copy:#4e655b}
body[data-topic="studentlife"] .page-hero::before{width:39%;height:83%;right:3%;top:8%;border-radius:24px;transform:rotate(1deg);box-shadow:0 0 0 8px rgba(255,255,255,.35),0 22px 45px rgba(30,60,40,.18)}
body[data-topic="studentlife"] .content-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
body[data-topic="studentlife"] .content-card{--card-radius:20px 20px 8px 20px}
body[data-topic="studentlife"] .content-card .card-image{height:225px}
body[data-topic="studentlife"] .topic-toolbar{padding:16px 18px;border-radius:17px;background:rgba(33,116,93,.07)}
/* Night mode remains warm and readable without washing out each topic's identity. */
body.dark[data-topic] .page-hero{border-color:rgba(255,255,255,.1);box-shadow:0 18px 50px rgba(0,0,0,.28)}
body.dark[data-topic="symbols"] .page-hero{--topic-bg:linear-gradient(115deg,#173d31,#293b32 55%,#40352a);--topic-title:#eef8e9;--topic-copy:#d2e2d7}
body.dark[data-topic="culture"] .page-hero{--topic-bg:linear-gradient(115deg,#1e3d3a,#2e3c39 55%,#46352e);--topic-title:#e8f5ef;--topic-copy:#d1e0da}
body.dark[data-topic="food"] .page-hero{--topic-bg:linear-gradient(115deg,#4b2c25,#4a332d 55%,#46312c);--topic-title:#fff0e4;--topic-copy:#f0d7c6}
body.dark[data-topic="tourism"] .page-hero{--topic-bg:linear-gradient(115deg,#183b49,#24464b 55%,#433e30);--topic-title:#e9f8fb;--topic-copy:#d4e8e8}
body.dark[data-topic="heritage"] .page-hero{--topic-bg:linear-gradient(115deg,#422b29,#433431 55%,#463d30);--topic-title:#fff0e4;--topic-copy:#e4d2c4}
body.dark[data-topic="exchange"] .page-hero{--topic-bg:linear-gradient(115deg,#1d3947,#263f42 55%,#443d30);--topic-title:#e9f6fb;--topic-copy:#d3e3e7}
body.dark[data-topic="stories"] .page-hero{--topic-bg:linear-gradient(115deg,#382d43,#3c3541 55%,#463632);--topic-title:#f3eafa;--topic-copy:#ddd2e4}
body.dark[data-topic="festivals"] .page-hero{--topic-bg:linear-gradient(115deg,#503a22,#49352a 55%,#4a3032);--topic-title:#fff2db;--topic-copy:#eadac2}
body.dark[data-topic="education"] .page-hero{--topic-bg:linear-gradient(115deg,#1c354b,#2b3d4b 55%,#3b4034);--topic-title:#e9f4ff;--topic-copy:#cfdeed}
body.dark[data-topic="studentlife"] .page-hero{--topic-bg:linear-gradient(115deg,#193c32,#2b4038 55%,#42382d);--topic-title:#e9f5ed;--topic-copy:#d2e1d6}
body.dark[data-topic] .page-meta span{background:rgba(23,41,34,.86);border-color:rgba(255,255,255,.12);color:#e6f1e7}
body.dark[data-topic] .content-card{background:#242b28;border-color:#3e5148}
body.dark[data-topic] .detail-button{background:color-mix(in srgb,var(--topic-accent) 24%,#24312b);color:#e9f4ea;border-color:#43594e}
body.dark[data-topic] .filter{background:#242b28;border-color:#415147;color:#e9f1eb}
body.dark[data-topic] .filter.active{background:var(--topic-accent);color:#fff;border-color:var(--topic-accent)}
/* Responsive refinements: hero art becomes a soft photo panel; cards never force horizontal scrolling. */
@media(max-width:1250px){
  .brand{min-width:0}.brand small{max-width:210px}
  body[data-topic="food"] .content-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  body[data-topic="symbols"] .content-grid,body[data-topic="heritage"] .content-grid,body[data-topic="festivals"] .content-grid,body[data-topic="studentlife"] .content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:1000px){
  .site-header{gap:8px}.main-nav{justify-content:flex-start;flex-wrap:wrap}
  body[data-topic] .page-hero{min-height:280px}
  body[data-topic] .page-hero::before{right:3%;width:32%;opacity:.9}
  body[data-topic] .page-hero h1,body[data-topic] .page-hero>p:not(.page-eyebrow){max-width:61%}
}
@media(max-width:850px){
  .site-header{overflow:visible}
  .brand{order:1}.mobile-menu{order:2;position:relative;z-index:6}
  .header-actions{order:3}
  body[data-topic] .page-hero{min-height:265px;padding:30px 25px 36px}
  body[data-topic] .page-hero h1,body[data-topic] .page-hero>p:not(.page-eyebrow){max-width:66%}
  body[data-topic] .page-hero::before{width:30%;height:72%;top:14%;right:3%;opacity:.75}
  body[data-topic] .page-hero::after{right:4%;bottom:16px;font-size:.58rem;padding:6px 9px}
  body[data-topic="food"] .content-grid,body[data-topic="symbols"] .content-grid,body[data-topic="heritage"] .content-grid,body[data-topic="festivals"] .content-grid,body[data-topic="studentlife"] .content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  body[data-topic="tourism"] .content-card,body[data-topic="exchange"] .content-card,body[data-topic="stories"] .content-card,body[data-topic="education"] .content-card{grid-template-columns:1fr}
  body[data-topic="tourism"] .content-card .card-photo-wrap,body[data-topic="exchange"] .content-card .card-photo-wrap,body[data-topic="stories"] .content-card .card-photo-wrap,body[data-topic="education"] .content-card .card-photo-wrap{grid-row:auto;grid-column:auto;min-height:0}
  body[data-topic="tourism"] .content-card .card-image,body[data-topic="exchange"] .content-card .card-image,body[data-topic="stories"] .content-card .card-image,body[data-topic="education"] .content-card .card-image{height:205px;min-height:0}
  body[data-topic="tourism"] .content-card .card-body,body[data-topic="exchange"] .content-card .card-body,body[data-topic="stories"] .content-card .card-body,body[data-topic="education"] .content-card .card-body{grid-row:auto;grid-column:auto}
}
@media(max-width:600px){
  .site-header{padding:9px 12px;gap:8px}
  .brand-mark-image{width:39px;height:39px;flex-basis:39px}
  .brand strong{font-size:1.06rem}.brand small{font-size:.58rem;max-width:185px}
  .header-actions{width:auto;order:3;gap:5px}.language-picker select{max-width:128px;padding:8px 9px}
  .mobile-menu{padding:8px 11px}
  .hero-art{min-height:440px}.hero-center .brand-title{font-size:2.15rem}
  .hero-pillars{font-size:.7rem;padding:6px 10px;gap:4px}
  .quick-categories{grid-template-columns:repeat(2,minmax(0,1fr))}
  body[data-topic] .page-hero{min-height:0;margin:12px 10px 0;padding:25px 18px 154px;border-radius:21px}
  body[data-topic] .page-hero h1{max-width:100%;font-size:clamp(1.8rem,8vw,2.45rem);line-height:1.1}
  body[data-topic] .page-hero>p:not(.page-eyebrow){max-width:100%;font-size:.86rem;line-height:1.65}
  body[data-topic] .page-hero::before{top:auto;bottom:13px;left:18px;right:auto;width:calc(100% - 36px);height:112px;border-radius:15px;clip-path:none;opacity:.96}
  body[data-topic] .page-hero::after{right:26px;bottom:25px;font-size:.55rem;padding:5px 8px;letter-spacing:.1em}
  body[data-topic] .page-meta{gap:6px}.page-meta span{font-size:.67rem}
  body[data-topic] .section{padding:36px 13px 40px}
  body[data-topic] .topic-toolbar{align-items:flex-start;flex-direction:column}
  body[data-topic] .content-grid,body[data-topic="food"] .content-grid,body[data-topic="symbols"] .content-grid,body[data-topic="heritage"] .content-grid,body[data-topic="festivals"] .content-grid,body[data-topic="studentlife"] .content-grid{grid-template-columns:1fr;gap:14px}
  body[data-topic="culture"] .content-card:first-child{grid-column:auto;display:flex}
  body[data-topic="culture"] .content-card:first-child .card-photo-wrap{height:auto;min-height:0}
  body[data-topic="culture"] .content-card:first-child .card-image{height:195px;min-height:0}
  body[data-topic="culture"] .content-card:first-child .card-body{padding:18px}
  body[data-topic="tourism"] .content-card,body[data-topic="exchange"] .content-card,body[data-topic="stories"] .content-card,body[data-topic="education"] .content-card{display:flex}
  body[data-topic="tourism"] .content-card .card-image,body[data-topic="exchange"] .content-card .card-image,body[data-topic="stories"] .content-card .card-image,body[data-topic="education"] .content-card .card-image{height:195px}
  body[data-topic="stories"] .content-grid{grid-template-columns:1fr}
  body[data-topic="stories"] .content-card{display:flex}
  .breadcrumb{margin:13px 15px 0}
  .site-footer{padding:18px 14px}
}
@media(prefers-reduced-motion:reduce){
  body[data-topic] .content-card,body[data-topic] .card-image,.brand-mark-image,.quick-card{transition:none!important}
  body[data-topic] .content-card:hover .card-image{transform:none}
}

/* Home-page refinements: a balanced 5 × 2 topic launcher on wide screens. */
.quick-categories{grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.quick-card{min-height:76px;padding:13px 14px;gap:11px}
.quick-card .quick-icon{width:42px;height:42px;font-size:1.28rem}
.quick-card strong{font-size:.79rem}
.quick-card small{font-size:.65rem}
.quick-card>b{font-size:1.05rem;transition:transform .2s ease}
.quick-card:hover>b{transform:translate(2px,-2px)}
/* Keep each topic’s headline character distinct while retaining robust local font fallbacks. */
body[data-topic="symbols"] .page-hero h1,body[data-topic="heritage"] .page-hero h1{font-family:Georgia,"Noto Serif Bengali","Noto Serif SC","Microsoft YaHei",serif}
body[data-topic="culture"] .page-hero h1,body[data-topic="exchange"] .page-hero h1{font-family:"Trebuchet MS","Noto Sans Bengali","Microsoft YaHei",sans-serif}
body[data-topic="food"] .page-hero h1,body[data-topic="festivals"] .page-hero h1{font-family:"Arial Rounded MT Bold","Trebuchet MS","Noto Sans Bengali","Microsoft YaHei",sans-serif}
body[data-topic="tourism"] .page-hero h1,body[data-topic="studentlife"] .page-hero h1{font-family:"Segoe UI","Noto Sans Bengali","Microsoft YaHei",sans-serif}
body[data-topic="stories"] .page-hero h1{font-family:Georgia,"Noto Serif Bengali","Noto Serif SC","Microsoft YaHei",serif}
body[data-topic="education"] .page-hero h1{font-family:"Segoe UI Variable","Segoe UI","Noto Sans Bengali","Microsoft YaHei",sans-serif;letter-spacing:-.065em}
@media(max-width:1250px){.quick-categories{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(max-width:850px){.quick-categories{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:600px){.quick-categories{grid-template-columns:repeat(2,minmax(0,1fr))}.quick-card{min-height:68px;padding:10px 9px;gap:8px}.quick-card .quick-icon{width:36px;height:36px}.quick-card strong{font-size:.72rem}.quick-card small{font-size:.58rem}}

/* Global search must remain visible even when its result list is taller than the viewport. */
.search-page-section{opacity:1;transform:none;visibility:visible}
.search-page-section.reveal-on-scroll{opacity:1;transform:none}
.search-page-section .search-page-form input:focus-visible,.search-page-section .search-page-form button:focus-visible{outline:3px solid var(--green);outline-offset:3px}

/* BongoChina expansion: distinct editorial identities for added bilateral topics. */
body[data-topic="sports"]{--topic-accent:#b66b27;--topic-soft:#f4e4c8}
body[data-topic="sports"] .page-hero{--topic-bg:linear-gradient(120deg,#f6e3c3 0%,#f4d7b9 48%,#dce8d9 100%);--topic-image:url("assets/ai-generated/bilateral/sports-cricket.webp");--topic-stamp:"SPORT · TEAMWORK · 体育精神";--topic-title:#70451f;--topic-copy:#655341}
body[data-topic="sports"] .page-hero::before{width:34%;height:84%;right:5%;top:8%;border-radius:50% 18px 50% 18px;transform:rotate(-3deg)}
body[data-topic="sports"] .content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
body[data-topic="sports"] .content-card{--card-radius:28px 8px 28px 8px}
body[data-topic="sports"] .content-card .card-image{height:clamp(190px,17vw,255px)}
body[data-topic="business"]{--topic-accent:#9a6a26;--topic-soft:#f1e7d2}
body[data-topic="business"] .page-hero{--topic-bg:linear-gradient(118deg,#e8e2cc 0%,#f2dfbf 48%,#d3e3da 100%);--topic-image:url("assets/ai-generated/bilateral/business-port-logistics.webp");--topic-stamp:"TRADE · IDEAS · CONNECTIONS";--topic-title:#5c4727;--topic-copy:#5d5748}
body[data-topic="business"] .page-hero::before{width:38%;height:82%;right:4%;top:9%;border-radius:18px 80px 18px 80px;transform:rotate(2deg)}
body[data-topic="business"] .content-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
body[data-topic="business"] .content-card{--card-radius:12px 26px 12px 26px;border-bottom:3px solid var(--topic-accent)}
body[data-topic="business"] .content-card .card-image{height:clamp(175px,14vw,225px)}
body[data-topic="relations"]{--topic-accent:#26766c;--topic-soft:#d7ebe2}
body[data-topic="relations"] .page-hero{--topic-bg:linear-gradient(120deg,#cfe7dd 0%,#e4ead9 48%,#d6e5ed 100%);--topic-image:url("assets/ai-generated/bilateral/relations-official-dialogue.webp");--topic-stamp:"DIALOGUE · COOPERATION · 交流";--topic-title:#174e45;--topic-copy:#4d625b}
body[data-topic="relations"] .page-hero::before{width:33%;height:84%;right:6%;top:8%;border-radius:50%;outline:8px solid rgba(255,255,255,.22);outline-offset:-20px}
body[data-topic="relations"] .content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
body[data-topic="relations"] .content-card{--card-radius:30px 30px 8px 30px;display:grid;grid-template-columns:42% 58%;min-height:255px}
body[data-topic="relations"] .content-card .card-photo-wrap{grid-row:1;grid-column:1;min-height:100%}
body[data-topic="relations"] .content-card .card-image{height:100%;min-height:255px}
body[data-topic="relations"] .content-card .card-body{grid-row:1;grid-column:2;justify-content:center}
body.dark[data-topic="sports"] .page-hero{--topic-bg:linear-gradient(115deg,#4a3824,#3b4533 55%,#263d3b);--topic-title:#fff0d8;--topic-copy:#e5d4ba}
body.dark[data-topic="business"] .page-hero{--topic-bg:linear-gradient(115deg,#403823,#423b2d 55%,#263b35);--topic-title:#f6e9c7;--topic-copy:#e1d6bd}
body.dark[data-topic="relations"] .page-hero{--topic-bg:linear-gradient(115deg,#1d453f,#2d433b 55%,#283d48);--topic-title:#e3f5ed;--topic-copy:#d3e8de}
@media(max-width:900px){body[data-topic="business"] .content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){body[data-topic="sports"] .content-grid,body[data-topic="business"] .content-grid,body[data-topic="relations"] .content-grid{grid-template-columns:1fr}body[data-topic="relations"] .content-card{display:flex;min-height:0}body[data-topic="relations"] .content-card .card-photo-wrap{min-height:0}body[data-topic="relations"] .content-card .card-image{height:210px;min-height:0}}


/* Targeted UI fixes — Heritage hero badge and homepage 100% zoom. */
body[data-topic="heritage"] .page-hero::after{
  /* Clear the legacy top/translate positioning that stretched this pseudo-element into an oval. */
  top:auto;
  right:calc(6% + 14px);
  bottom:14%;
  transform:none;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:max-content;
  max-width:calc(100% - 32px);
  min-height:0;
  padding:8px 13px;
  border-radius:999px;
  background:rgba(15,51,41,.88);
  color:#fffaf0;
  font-size:clamp(.62rem,.72vw,.7rem);
  line-height:1.25;
  letter-spacing:.08em;
  text-align:center;
  white-space:nowrap;
  box-shadow:0 7px 18px rgba(10,30,22,.18);
  pointer-events:none;
}
@media (min-width:601px) and (max-width:850px){
  body[data-topic="heritage"] .page-hero::after{
    right:calc(3% + 12px);
    bottom:17%;
    padding:6px 10px;
    font-size:.58rem;
    letter-spacing:.07em;
  }
}
@media (max-width:600px){
  body[data-topic="heritage"] .page-hero::after{
    right:26px;
    bottom:25px;
    max-width:calc(100% - 52px);
    padding:5px 8px;
    font-size:.55rem;
    letter-spacing:.06em;
  }
}

/* Keep the home-only refinements scoped to the homepage; topic pages remain untouched. */
@supports selector(body:has(.hero-art)){
  @media (min-width:1101px){
    body:has(.hero-art) .site-header{
      min-height:68px;
      gap:clamp(8px,.9vw,14px);
      padding:8px clamp(14px,2.1vw,32px);
    }
    body:has(.hero-art) .brand{min-width:0;flex:0 1 220px;gap:9px}
    body:has(.hero-art) .brand-mark-image{width:41px;height:41px;flex-basis:41px}
    body:has(.hero-art) .brand strong{font-size:clamp(1.02rem,1.05vw,1.12rem)}
    body:has(.hero-art) .brand small{max-width:220px;font-size:.58rem}
    body:has(.hero-art) .main-nav{flex:1 1 auto;min-width:0;gap:1px}
    body:has(.hero-art) .nav-link{padding:7px clamp(5px,.55vw,8px);font-size:clamp(.68rem,.72vw,.75rem)}
    body:has(.hero-art) .header-actions{flex:0 0 auto;gap:6px}
    body:has(.hero-art) .icon-button,
    body:has(.hero-art) .header-search-link,
    body:has(.hero-art) .language-picker select{padding:8px 10px;font-size:.8rem}

    body:has(.hero-art) .hero{
      width:100%;max-width:1640px;margin-inline:auto;
      padding:clamp(10px,1vw,16px) clamp(16px,2.4vw,36px) 0;
    }
    body:has(.hero-art) .hero-art{
      width:100%;min-height:clamp(370px,27vw,430px);
      grid-template-columns:minmax(0,.95fr) minmax(0,1.75fr) minmax(0,.95fr);
      border-radius:26px;
    }
    body:has(.hero-art) .hero-photo{min-height:0;height:100%;width:100%}
    body:has(.hero-art) .hero-center{
      min-width:0;max-width:100%;padding:clamp(22px,1.7vw,30px) clamp(12px,1.5vw,22px);
    }
    body:has(.hero-art) .hero-center .eyebrow{font-size:.66rem;margin-bottom:5px;letter-spacing:.11em}
    body:has(.hero-art) .hero-center .cn-title{font-size:clamp(2rem,3.55vw,3.55rem);line-height:1.1}
    body:has(.hero-art) .hero-center .brand-title{font-size:clamp(2rem,3.05vw,3.05rem);line-height:1.03;margin-top:5px}
    body:has(.hero-art) .hero-subtitle{font-size:clamp(.94rem,1.3vw,1.1rem);line-height:1.35;margin:10px 0 2px}
    body:has(.hero-art) .hero-pillars{margin:7px auto 10px;padding:6px 12px;font-size:.74rem;gap:6px}
    body:has(.hero-art) .hero-copy{max-width:58ch;margin:0 auto 12px;font-size:clamp(.82rem,.9vw,.9rem);line-height:1.5}
    body:has(.hero-art) .search-wrap{width:100%;max-width:min(100%,620px)}
    body:has(.hero-art) .search-bar{min-height:50px;padding:5px 7px 5px 14px;gap:8px}
    body:has(.hero-art) .search-bar>span{font-size:1.45rem}
    body:has(.hero-art) .search-bar input{font-size:.88rem}
    body:has(.hero-art) .search-bar button{padding:9px 18px}
    body:has(.hero-art) .search-hint{min-height:0;margin-top:5px;font-size:.72rem;line-height:1.3}
    body:has(.hero-art) .hero-flag{top:18px;width:64px;height:42px}
    body:has(.hero-art) .hero-flag.bd:after{width:18px;height:18px}
    body:has(.hero-art) .orn-dragon{font-size:3.5rem}
    body:has(.hero-art) .orn-panda{font-size:3rem}
    body:has(.hero-art) .orn-tiger{font-size:2.8rem}

    body:has(.hero-art) .quick-categories{
      max-width:1480px;gap:10px;margin-top:-14px;
      padding:0 clamp(12px,1.5vw,22px);
      grid-template-columns:repeat(5,minmax(0,1fr));
    }
    body:has(.hero-art) .quick-card{min-height:66px;padding:10px 11px;gap:9px;border-radius:14px}
    body:has(.hero-art) .quick-card .quick-icon{width:36px;height:36px;font-size:1.12rem;border-radius:11px}
    body:has(.hero-art) .quick-card strong{font-size:clamp(.68rem,.68vw,.76rem)}
    body:has(.hero-art) .quick-card small{font-size:clamp(.56rem,.57vw,.62rem)}
    body:has(.hero-art) .quick-card>b{font-size:.94rem}
    body:has(.hero-art) main > .section{padding:clamp(44px,3.8vw,56px) clamp(18px,4.2vw,64px)}
    body:has(.hero-art) .section-heading{gap:18px;margin-bottom:19px}
    body:has(.hero-art) .theme-grid{gap:16px}
    body:has(.hero-art) .theme-card .card-image{height:clamp(165px,12vw,185px)}
  }
  @media (min-width:1101px) and (max-width:1349px){
    body:has(.hero-art) .quick-categories{grid-template-columns:repeat(4,minmax(0,1fr))}
  }
}

/* Final responsive repair for every topic hero and story layout.
   The shared ::after badge previously inherited top:50% + translateY(-50%)
   from a legacy hero rule while also having bottom set. That stretched its
   dark background into a large oval. Explicitly reset it for every topic. */
body[data-topic] .page-hero{
  --hero-image-right:4.2%;
  --hero-image-width:34%;
  --hero-image-bottom:11%;
  min-width:0;
  min-height:clamp(280px,26vw,340px);
  padding-block:clamp(30px,4vw,52px);
}
body[data-topic="symbols"] .page-hero{--hero-image-right:5%;--hero-image-width:31%;--hero-image-bottom:9%}
body[data-topic="culture"] .page-hero{--hero-image-right:5%;--hero-image-width:32%;--hero-image-bottom:11%}
body[data-topic="food"] .page-hero{--hero-image-right:4%;--hero-image-width:35%;--hero-image-bottom:9%}
body[data-topic="tourism"] .page-hero{--hero-image-right:3%;--hero-image-width:39%;--hero-image-bottom:6%}
body[data-topic="heritage"] .page-hero{--hero-image-right:6%;--hero-image-width:31%;--hero-image-bottom:11%}
body[data-topic="exchange"] .page-hero{--hero-image-right:6%;--hero-image-width:33%;--hero-image-bottom:11%}
body[data-topic="stories"] .page-hero{--hero-image-right:6%;--hero-image-width:30%;--hero-image-bottom:11%}
body[data-topic="festivals"] .page-hero{--hero-image-right:5%;--hero-image-width:33%;--hero-image-bottom:11%}
body[data-topic="education"] .page-hero{--hero-image-right:4%;--hero-image-width:35%;--hero-image-bottom:11%}
body[data-topic="studentlife"] .page-hero{--hero-image-right:3%;--hero-image-width:39%;--hero-image-bottom:9%}
body[data-topic="sports"] .page-hero{--hero-image-right:5%;--hero-image-width:34%;--hero-image-bottom:8%}
body[data-topic="business"] .page-hero{--hero-image-right:4%;--hero-image-width:38%;--hero-image-bottom:9%}
body[data-topic="relations"] .page-hero{--hero-image-right:6%;--hero-image-width:33%;--hero-image-bottom:8%}

body[data-topic] .page-hero::after{
  top:auto !important;
  bottom:calc(var(--hero-image-bottom) + 10px);
  right:calc(var(--hero-image-right) + 12px);
  transform:none !important;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:max-content;
  height:auto;
  min-height:0;
  max-width:min(34%, 300px);
  padding:7px 11px;
  border-radius:999px;
  color:#fffaf0;
  background:rgba(15,51,41,.88);
  border:1px solid rgba(255,255,255,.38);
  box-shadow:0 7px 18px rgba(10,30,22,.18);
  font-size:clamp(.57rem,.66vw,.68rem);
  line-height:1.3;
  letter-spacing:.075em;
  text-align:center;
  white-space:normal;
  overflow-wrap:anywhere;
  pointer-events:none;
}

/* Tablet: reserve a stable visual column and keep text/filter rows wrapping. */
@media (min-width:601px) and (max-width:1000px){
  body[data-topic] .page-hero{
    min-height:clamp(300px,34vw,360px);
    padding:30px clamp(22px,4vw,40px);
  }
  body[data-topic] .page-hero h1,
  body[data-topic] .page-hero>p:not(.page-eyebrow){max-width:58%}
  body[data-topic] .page-hero::before{
    width:var(--hero-image-width);
    height:74%;
    right:var(--hero-image-right);
    top:50%;
    transform:translateY(-50%);
  }
  body[data-topic] .page-hero::after{
    right:calc(var(--hero-image-right) + 10px);
    bottom:calc(13% + 8px);
    max-width:calc(var(--hero-image-width) - 20px);
    padding:6px 9px;
    font-size:.58rem;
    letter-spacing:.055em;
  }
  body[data-topic] .topic-toolbar{align-items:flex-start}
  body[data-topic] .filter-group{max-width:100%;flex-wrap:wrap}
  body[data-topic] .content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  body[data-topic="food"] .content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  body[data-topic="business"] .content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}

/* Narrow tablet / large phone: keep hero visual separate from the text column. */
@media (min-width:601px) and (max-width:850px){
  body[data-topic] .page-hero{min-height:320px;padding:28px 22px 34px}
  body[data-topic] .page-hero h1,
  body[data-topic] .page-hero>p:not(.page-eyebrow){max-width:56%}
  body[data-topic] .page-hero::before{width:34%;height:72%;top:14%;right:3%}
  body[data-topic] .page-hero::after{
    right:calc(3% + 9px);
    bottom:calc(14% + 10px);
    max-width:calc(34% - 18px);
    font-size:.55rem;
    padding:6px 8px;
  }
}

/* Mobile: image becomes a full-width footer panel, badge sits inside it. */
@media (max-width:600px){
  body[data-topic] .page-hero{
    min-height:0;
    margin:12px 10px 0;
    padding:25px 18px 150px;
    border-radius:21px;
  }
  body[data-topic] .page-hero h1,
  body[data-topic] .page-hero>p:not(.page-eyebrow){max-width:100%;width:100%}
  body[data-topic] .page-hero h1{font-size:clamp(1.8rem,7.8vw,2.35rem);line-height:1.12}
  body[data-topic] .page-hero::before{
    top:auto;
    left:16px;
    right:16px;
    bottom:12px;
    width:auto;
    height:112px;
    transform:none;
    border-radius:15px;
    clip-path:none;
    outline:none;
  }
  body[data-topic] .page-hero::after{
    top:auto !important;
    right:25px;
    bottom:23px;
    transform:none !important;
    max-width:calc(100% - 50px);
    padding:6px 9px;
    font-size:.58rem;
    letter-spacing:.055em;
  }
  body[data-topic] .page-meta{gap:6px}
  body[data-topic] .page-meta span{font-size:.66rem;padding:6px 9px}
  body[data-topic] .section{padding:34px 13px 40px}
  body[data-topic] .topic-toolbar{align-items:flex-start;flex-direction:column;gap:12px}
  body[data-topic] .filter-group{width:100%;display:flex;flex-wrap:wrap;gap:7px}
  body[data-topic] .filter{font-size:.74rem;padding:8px 11px}
  body[data-topic] .content-grid{grid-template-columns:1fr;gap:14px}
  body[data-topic] .content-card,
  body[data-topic="culture"] .content-card:first-child,
  body[data-topic="tourism"] .content-card,
  body[data-topic="exchange"] .content-card,
  body[data-topic="stories"] .content-card,
  body[data-topic="education"] .content-card,
  body[data-topic="relations"] .content-card{
    display:flex;
    flex-direction:column;
    grid-template-columns:minmax(0,1fr);
    min-height:0;
  }
  body[data-topic] .content-card .card-photo-wrap,
  body[data-topic="culture"] .content-card:first-child .card-photo-wrap,
  body[data-topic="tourism"] .content-card .card-photo-wrap,
  body[data-topic="exchange"] .content-card .card-photo-wrap,
  body[data-topic="stories"] .content-card .card-photo-wrap,
  body[data-topic="education"] .content-card .card-photo-wrap,
  body[data-topic="relations"] .content-card .card-photo-wrap{
    width:100%;height:auto;min-height:0;grid-row:auto;grid-column:auto;
  }
  body[data-topic] .content-card .card-image,
  body[data-topic="culture"] .content-card:first-child .card-image,
  body[data-topic="tourism"] .content-card .card-image,
  body[data-topic="exchange"] .content-card .card-image,
  body[data-topic="stories"] .content-card .card-image,
  body[data-topic="education"] .content-card .card-image,
  body[data-topic="relations"] .content-card .card-image{
    display:block;width:100%;height:clamp(170px,54vw,225px);min-height:0;object-fit:cover;
  }
  body[data-topic] .content-card .card-body,
  body[data-topic="culture"] .content-card:first-child .card-body,
  body[data-topic="tourism"] .content-card .card-body,
  body[data-topic="exchange"] .content-card .card-body,
  body[data-topic="stories"] .content-card .card-body,
  body[data-topic="education"] .content-card .card-body,
  body[data-topic="relations"] .content-card .card-body{
    width:100%;grid-row:auto;grid-column:auto;padding:17px 17px 19px;
  }
  body[data-topic] .section-heading{align-items:flex-start;flex-direction:column}
  body[data-topic] .content-card:nth-child(even){transform:none}
}

/* Tiny phones: avoid squeezed navigation, filters, cards and footer text. */
@media (max-width:380px){
  body[data-topic] .page-hero{padding-inline:15px;padding-bottom:145px}
  body[data-topic] .page-hero::before{left:13px;right:13px;height:106px}
  body[data-topic] .page-hero::after{right:20px;bottom:20px;max-width:calc(100% - 40px);font-size:.54rem}
  body[data-topic] .filter{font-size:.69rem;padding:7px 9px}
  body[data-topic] .card-body{padding:15px}
}

/* BongoChina final responsive pass — keep topic content and imagery unchanged. */
body[data-topic] .page-hero {
  width: auto;
  max-width: 100%;
  min-width: 0;
  min-height: clamp(320px, 25vw, 370px);
  margin-inline: clamp(12px, 3vw, 44px);
  padding: clamp(30px, 3.6vw, 50px) clamp(22px, 5.4vw, 78px);
}

/* Give every topic's own hero image a consistent, complete frame. */
body[data-topic] .page-hero::before {
  left: auto !important;
  right: var(--hero-image-right, 4.2%) !important;
  top: 50% !important;
  bottom: auto !important;
  width: min(var(--hero-image-width, 34%), 520px) !important;
  height: min(76%, 270px) !important;
  transform: translateY(-50%) !important;
  border-radius: clamp(16px, 1.8vw, 24px) !important;
  clip-path: none !important;
  outline: 0 !important;
  outline-offset: 0 !important;
  background-position: center;
  background-size: cover;
  opacity: 1;
  box-shadow: 0 16px 36px rgba(31,45,35,.16);
}

/* Keep each topic label inside the lower-right of its image. */
body[data-topic] .page-hero::after {
  top: auto !important;
  right: calc(var(--hero-image-right, 4.2%) + 12px) !important;
  bottom: calc(50% - min(38%, 135px) + 12px) !important;
  left: auto !important;
  transform: none !important;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: max-content;
  max-width: min(calc(var(--hero-image-width, 34%) - 24px), 300px);
  min-height: 0;
  height: auto;
  padding: 7px 10px;
  border: 1px solid rgba(255,255,255,.42);
  border-radius: 999px;
  background: rgba(15,51,41,.88);
  color: #fffaf0;
  font-size: clamp(.55rem, .62vw, .67rem);
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: .045em;
  text-align: center;
  white-space: normal;
  overflow-wrap: anywhere;
  box-shadow: 0 6px 16px rgba(10,30,22,.16);
  pointer-events: none;
}

body[data-topic] .page-hero h1,
body[data-topic] .page-hero > p:not(.page-eyebrow),
body[data-topic] .page-hero .page-meta {
  max-width: min(59%, 820px);
  min-width: 0;
}
body[data-topic] .page-hero .page-meta { flex-wrap: wrap; }
body[data-topic] .section,
body[data-topic] .topic-toolbar,
body[data-topic] .content-grid,
body[data-topic] .content-card,
body[data-topic] .card-body { min-width: 0; }
body[data-topic] .content-grid { align-items: stretch; grid-auto-flow: row; }
body[data-topic] .content-card .card-image { max-width: 100%; }
body[data-topic] .topic-toolbar .filter-group { max-width: 100%; flex-wrap: wrap; }

/* Mid-size laptops and tablets: keep text and image in separate columns. */
@media (min-width: 601px) and (max-width: 1050px) {
  body[data-topic] .page-hero {
    min-height: clamp(320px, 36vw, 365px);
    padding: 30px clamp(22px, 3.6vw, 38px);
  }
  body[data-topic] .page-hero h1,
  body[data-topic] .page-hero > p:not(.page-eyebrow),
  body[data-topic] .page-hero .page-meta { max-width: 56%; }
  body[data-topic] .page-hero::before {
    width: min(var(--hero-image-width, 34%), 360px) !important;
    height: 70% !important;
    right: var(--hero-image-right, 3%) !important;
  }
  body[data-topic] .page-hero::after {
    right: calc(var(--hero-image-right, 3%) + 10px) !important;
    bottom: calc(50% - min(35%, 118px) + 10px) !important;
    max-width: min(calc(var(--hero-image-width, 34%) - 20px), 260px);
    padding: 6px 8px;
    font-size: .56rem;
    letter-spacing: .025em;
  }
  body[data-topic] .content-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* Smaller tablets: use vertical cards instead of cramped side-by-side layouts. */
@media (min-width: 601px) and (max-width: 760px) {
  body[data-topic] .page-hero { min-height: 330px; padding: 27px 20px 32px; }
  body[data-topic] .page-hero h1,
  body[data-topic] .page-hero > p:not(.page-eyebrow),
  body[data-topic] .page-hero .page-meta { max-width: 54%; }
  body[data-topic] .page-hero::before {
    width: 35% !important;
    height: 70% !important;
    right: 3% !important;
  }
  body[data-topic] .page-hero::after {
    right: calc(3% + 9px) !important;
    bottom: calc(50% - 35% + 10px) !important;
    max-width: calc(35% - 18px);
    font-size: .53rem;
    padding: 6px 7px;
  }
  body[data-topic] .content-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  body[data-topic] .content-card,
  body[data-topic="culture"] .content-card:first-child,
  body[data-topic="tourism"] .content-card,
  body[data-topic="exchange"] .content-card,
  body[data-topic="stories"] .content-card,
  body[data-topic="education"] .content-card,
  body[data-topic="relations"] .content-card {
    display: flex;
    flex-direction: column;
    grid-template-columns: minmax(0, 1fr);
    min-height: 0;
  }
  body[data-topic] .content-card .card-photo-wrap { width: 100%; min-height: 0; }
  body[data-topic] .content-card .card-image {
    display: block;
    width: 100%;
    height: clamp(165px, 28vw, 210px);
    min-height: 0;
    object-fit: cover;
  }
  body[data-topic] .content-card .card-body { width: 100%; padding: 17px; }
}

/* Mobile: hero art becomes a full-width image panel beneath the text. */
@media (max-width: 600px) {
  body[data-topic] .page-hero {
    min-height: 0;
    margin: 12px 10px 0;
    padding: 25px 18px 158px;
    border-radius: 21px;
  }
  body[data-topic] .page-hero h1,
  body[data-topic] .page-hero > p:not(.page-eyebrow),
  body[data-topic] .page-hero .page-meta { max-width: 100%; width: 100%; }
  body[data-topic] .page-hero h1 {
    font-size: clamp(1.8rem, 7.8vw, 2.35rem);
    line-height: 1.12;
  }
  body[data-topic] .page-hero::before {
    top: auto !important;
    left: 16px !important;
    right: 16px !important;
    bottom: 12px !important;
    width: auto !important;
    height: 126px !important;
    transform: none !important;
    border-radius: 15px !important;
    clip-path: none !important;
    outline: 0 !important;
  }
  body[data-topic] .page-hero::after {
    top: auto !important;
    left: auto !important;
    right: 25px !important;
    bottom: 23px !important;
    transform: none !important;
    max-width: calc(100% - 50px);
    padding: 6px 9px;
    font-size: .58rem;
    letter-spacing: .035em;
  }
  body[data-topic] .page-meta { gap: 6px; }
  body[data-topic] .page-meta span { font-size: .66rem; padding: 6px 9px; }
  body[data-topic] .section { padding: 34px 13px 40px; }
  body[data-topic] .topic-toolbar { align-items: flex-start; flex-direction: column; gap: 12px; }
  body[data-topic] .filter-group { width: 100%; display: flex; flex-wrap: wrap; gap: 7px; }
  body[data-topic] .filter { font-size: .74rem; padding: 8px 11px; }
  body[data-topic] .content-grid { grid-template-columns: 1fr; gap: 14px; }
  body[data-topic] .content-card,
  body[data-topic="culture"] .content-card:first-child,
  body[data-topic="tourism"] .content-card,
  body[data-topic="exchange"] .content-card,
  body[data-topic="stories"] .content-card,
  body[data-topic="education"] .content-card,
  body[data-topic="relations"] .content-card {
    display: flex;
    flex-direction: column;
    grid-template-columns: minmax(0, 1fr);
    min-height: 0;
  }
  body[data-topic] .content-card .card-photo-wrap { width: 100%; height: auto; min-height: 0; }
  body[data-topic] .content-card .card-image {
    display: block;
    width: 100%;
    height: clamp(170px, 54vw, 225px);
    min-height: 0;
    object-fit: cover;
  }
  body[data-topic] .content-card .card-body { width: 100%; padding: 17px 17px 19px; }
  body[data-topic] .section-heading { align-items: flex-start; flex-direction: column; }
  body[data-topic] .content-card:nth-child(even) { transform: none; }
}

@media (max-width: 380px) {
  body[data-topic] .page-hero { padding-inline: 15px; padding-bottom: 153px; }
  body[data-topic] .page-hero::before { left: 13px !important; right: 13px !important; height: 120px !important; }
  body[data-topic] .page-hero::after { right: 20px !important; bottom: 20px !important; max-width: calc(100% - 40px); font-size: .54rem; }
  body[data-topic] .filter { font-size: .69rem; padding: 7px 9px; }
  body[data-topic] .card-body { padding: 15px; }
}

/* Home topic shortcuts: use a flat hover treatment so icons never get
   sliced by nested 3D transforms in Chromium / Edge. */
.quick-card {
  transform-style: flat;
  perspective: none;
  backface-visibility: visible;
}
.quick-card:hover,
.quick-card:focus-visible {
  transform: translateY(-3px);
  z-index: 6;
}
.quick-card .quick-icon {
  transform: none;
  transform-origin: center;
  backface-visibility: visible;
}
.quick-card:hover .quick-icon,
.quick-card:focus-visible .quick-icon {
  transform: translateY(-1px) scale(1.04);
}
@media (hover: none), (pointer: coarse) {
  .quick-card:hover { transform: none; }
  .quick-card:hover .quick-icon { transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .quick-card,
  .quick-card .quick-icon { transition: none !important; }
  .quick-card:hover,
  .quick-card:focus-visible,
  .quick-card:hover .quick-icon,
  .quick-card:focus-visible .quick-icon { transform: none !important; }
}