@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;600;700;800&display=swap');
:root{--blue:#2f73f6;--ink:#14294d;--muted:#8494b0;--pale:#f2f7ff;--line:#e8effa;--gold:#e7bf73}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:84px}body{margin:0;background:linear-gradient(180deg,#fbfdff 0%,#f2f7ff 100%);color:var(--ink);font-family:'Noto Sans SC',system-ui,-apple-system,sans-serif;font-size:14px;line-height:1.55}a{color:inherit;text-decoration:none}button,input{font:inherit}.topbar{height:86px;padding:0 max(calc((100% - 1210px)/2),22px);display:flex;align-items:center;justify-content:space-between;background:rgba(250,252,255,.88)}.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:27px;letter-spacing:1px}.brand-mark{width:58px;height:58px;display:grid;place-items:center;border-radius:50%;color:#fff;background:radial-gradient(circle at 36% 28%,#fff 0 8%,#6ca9ff 9% 19%,#2264d7 40%,#0d347f 69%,#d9b56e 71% 75%,#f4df9e 77% 80%,#2358a9 82%);box-shadow:inset 0 0 0 2px #f8df9d,0 4px 9px #2c5ca22b}.brand-mark span{font-size:34px;text-shadow:0 1px 2px #123d7b}.brand-word{line-height:1.2}.brand small{display:block;font-size:11px;letter-spacing:3px;color:#8292ae;font-weight:500;margin-top:5px}.top-actions{display:flex;gap:12px;align-items:center}.refresh-button,.search-toggle{border:0;background:transparent;color:#7184a2;font-size:32px;line-height:1;cursor:pointer}.search-toggle{font-size:26px;display:block}.page-shell{max-width:1210px;width:calc(100% - 42px);margin:10px auto 34px}.hero-carousel{position:relative;overflow:hidden;border-radius:26px;min-height:340px;background:#e7f1ff;box-shadow:0 7px 24px #4779c30a}.hero-slide{position:relative;display:none;align-items:center;min-height:340px;padding:48px 56px;background:linear-gradient(105deg,#edf5ff 0%,#f5faff 45%,#d8e9ff 100%)}.hero-slide.is-active{display:flex}.hero-slide:before{content:'';position:absolute;inset:0;background-image:var(--banner-image);background-size:cover;background-position:center;opacity:.95}.hero-slide:not([style*="--banner-image"]):before{background-image:linear-gradient(115deg,#d8e9ff,#f7fbff 42%,#b8d7ff)}.hero-copy{position:relative;z-index:2;max-width:58%;padding-bottom:4px}.eyebrow{font-size:16px;letter-spacing:2px;color:#7189ad;margin-bottom:12px}.hero h1{font-size:clamp(32px,4.1vw,54px);letter-spacing:1px;line-height:1.28;margin:0 0 12px;font-weight:800;color:#11284d}.hero-copy p{font-size:19px;letter-spacing:1px;color:#536989;margin:0 0 24px}.hero-button{display:inline-flex;align-items:center;gap:18px;border-radius:28px;background:var(--blue);color:#fff;padding:13px 25px;font-size:16px;font-weight:600;box-shadow:0 7px 18px #2e73f63d}.hero-button span{font-size:23px;line-height:1}.hero-art{position:absolute;z-index:1;right:0;top:0;bottom:0;width:54%;background-image:url('../img/hero-art.jpg');background-position:center;background-size:cover;mix-blend-mode:multiply;opacity:.97;mask-image:linear-gradient(90deg,transparent 0%,#000 16%)}.hero-slide[style*="--banner-image"] .hero-art{display:none}.hero-slide[style*="--banner-image"]:before{opacity:1;background-position:center;background-size:cover}.hero-dots{position:absolute;bottom:15px;left:0;right:0;display:flex;justify-content:center;gap:10px;z-index:5}.hero-dot{width:9px;height:9px;border-radius:50%;border:0;background:#d5deed;padding:0;cursor:pointer}.hero-dot.active{background:#3478f6}.searchbar{display:none;align-items:center;gap:10px;margin:12px auto 20px;padding:8px 10px 8px 16px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 8px 22px #284d850d}.searchbar.search-open{display:flex}.search-icon{font-size:25px;color:#7e9ac4}.searchbar input{flex:1;min-width:0;border:0;outline:0;padding:10px 0;background:transparent}.searchbar button{border:0;background:var(--blue);color:#fff;border-radius:12px;padding:10px 17px}.clear-search{font-size:12px;color:#7184a2}.notice{min-height:62px;display:flex;align-items:center;gap:19px;padding:14px 28px;border-radius:34px;margin:20px 0 27px;background:linear-gradient(100deg,#eaf3ff,#f0f6ff);color:#24395d}.notice-dot{width:15px;height:15px;border-radius:50%;background:#3478f6;flex-shrink:0}.notice-content{flex:1;min-width:0;overflow:hidden}.notice-track{display:flex;flex-direction:column;gap:3px}.notice-item{font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.notice-item strong{margin-right:8px}.notice-chevron{font-size:30px;color:#7a8eaf;line-height:1}.quick-section{margin:22px 0 48px}.quick-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px}.quick-card{display:flex;flex-direction:column;align-items:center;gap:10px;min-width:0;color:#304567;font-size:15px;font-weight:500}.quick-icon{width:76px;height:76px;border-radius:50%;display:grid;place-items:center;overflow:hidden;filter:drop-shadow(0 4px 3px #214a801c);transition:transform .2s}.quick-icon img{width:100%;height:100%;object-fit:cover;border-radius:50%}.quick-card:hover .quick-icon{transform:translateY(-3px)}.quick-title{white-space:nowrap}.section{margin-top:0}.section-title{display:flex;align-items:center;justify-content:center;gap:14px;margin:0 auto 26px;max-width:780px;text-align:center}.section-title h2{font-size:36px;letter-spacing:2px;margin:0;font-weight:800;color:#10294f;white-space:nowrap}.section-title p{font-size:17px;color:#8192af;margin:4px 0 0;white-space:nowrap}.title-line{height:1px;background:#c8d6eb;flex:1;max-width:150px}.title-diamond{font-size:13px;color:#397af5}.category-chips{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 16px}.category-chip{padding:7px 12px;border:1px solid #dce8fb;border-radius:18px;background:#fff;color:#6e82a1;font-size:12px}.category-chip.active,.category-chip:hover{background:#e9f2ff;color:#2869e8}.platform-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.platform-card{position:relative;display:flex;align-items:center;gap:20px;min-width:0;min-height:195px;padding:25px 24px;border-radius:21px;background:rgba(255,255,255,.94);box-shadow:0 8px 23px #3464a10b;overflow:hidden}.platform-card:after{content:'';position:absolute;width:210px;height:90px;left:-30px;bottom:-55px;border-radius:50%;background:#edf4ff;filter:blur(18px);pointer-events:none}.platform-badge{position:absolute;right:22px;top:19px;border:1px solid #7aa7ff;border-radius:7px;padding:2px 7px;color:#3174ed;font-size:12px;background:#f4f8ff}.platform-badge:empty{display:none}.platform-badge.hot{border-color:#ff7b9b;color:#e95778;background:#fff7fa}.platform-logo{flex:0 0 105px;width:105px;height:105px;display:grid;place-items:center;border-radius:50%;overflow:hidden;background:radial-gradient(circle at 35% 28%,#80b6ff,#276de9 55%,#1049b2 72%,#e7c47b 74% 78%,#fff4d2 80% 82%,#d2a45b 84%);border:3px solid #f5dfab;box-shadow:0 3px 7px #204c8a20;color:white;font-size:38px;font-weight:700}.platform-logo img{width:100%;height:100%;object-fit:cover}.platform-info{position:relative;z-index:1;min-width:0;flex:1;padding-top:10px}.platform-info h3{font-size:19px;margin:0 0 8px;font-weight:800;color:#203858}.platform-info p{font-size:13px;color:#8797b1;margin:0 0 19px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.visit-button{display:flex;align-items:center;justify-content:center;gap:15px;max-width:220px;width:100%;border-radius:24px;background:#2f73f6;color:#fff;padding:9px 14px;font-size:14px;font-weight:600;box-shadow:0 5px 12px #2f73f62c}.visit-button span{font-size:19px;line-height:1}.visit-button:hover{background:#195fe2}.demo-note{text-align:center;color:#a0aec3;font-size:11px;margin:15px 0 0}.empty-state{padding:36px;text-align:center;background:#fff;border-radius:20px}.empty-state h3{margin:0}.empty-state p{color:#8797b1}.outline-button{display:inline-block;padding:9px 15px;border:1px solid #dce7f8;border-radius:10px;color:#3b70ce}.footer{text-align:center;padding:32px 20px 92px;color:#98a7bf;font-size:11px}.footer-brand{display:flex;justify-content:center;align-items:center;gap:8px;color:#506587;font-weight:700;font-size:16px}.footer-brand .brand-mark{width:30px;height:30px}.footer-brand .brand-mark span{font-size:19px}.footer p{margin:8px 0 4px}.customer-float{position:fixed;right:20px;bottom:120px;z-index:15;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(145deg,#4488ff,#2162e7);color:#fff;font-size:29px;box-shadow:0 8px 20px #2868df4b}.mobile-nav{display:none}.toast{position:fixed;left:50%;bottom:100px;transform:translate(-50%,10px);padding:10px 18px;background:#20334f;color:#fff;border-radius:12px;font-size:12px;opacity:0;pointer-events:none;transition:.2s;z-index:99}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:900px){.topbar{height:78px;padding:0 24px}.brand{font-size:24px}.page-shell{width:calc(100% - 32px)}.hero-slide,.hero-carousel{min-height:320px}.hero-slide{padding:38px 36px}.hero-copy{max-width:62%}.hero h1{font-size:39px}.hero-copy p{font-size:16px}.hero-art{width:52%;opacity:.82}.platform-card{gap:14px;padding:20px 17px;min-height:178px}.platform-logo{flex-basis:84px;width:84px;height:84px}.platform-info h3{font-size:17px}.platform-info p{font-size:12px;margin-bottom:14px}.visit-button{font-size:12px}.quick-icon{width:67px;height:67px}}
@media(max-width:640px){body{padding-bottom:78px}.topbar{height:88px;padding:0 24px 0 26px;background:#f9fbff}.brand{gap:10px;font-size:25px;letter-spacing:1px}.brand-mark{width:57px;height:57px}.brand small{font-size:10px;letter-spacing:2.5px;margin-top:5px}.refresh-button{font-size:33px}.search-toggle{display:block}.page-shell{width:calc(100% - 30px);margin:10px auto 24px}.hero-carousel{min-height:340px;border-radius:23px}.hero-slide{min-height:340px;padding:42px 30px 50px;align-items:flex-start}.hero-copy{max-width:64%;padding-top:3px}.eyebrow{font-size:14px;letter-spacing:1.4px;margin-bottom:10px}.hero h1{font-size:36px;line-height:1.35;letter-spacing:0;margin-bottom:10px}.hero-copy p{font-size:16px;line-height:1.6;margin-bottom:22px;letter-spacing:0;white-space:nowrap}.hero-button{padding:12px 23px;font-size:15px;gap:12px}.hero-art{width:55%;right:-1%;opacity:1;background-position:48% center;mask-image:linear-gradient(90deg,transparent 0%,#000 14%)}.hero-dots{bottom:14px;gap:10px}.hero-dot{width:9px;height:9px}.searchbar{margin:10px 0 14px}.notice{min-height:61px;padding:13px 22px 13px 30px;gap:20px;margin:20px 0 28px;border-radius:32px}.notice-dot{width:15px;height:15px}.notice-item{font-size:16px;white-space:normal;line-height:1.45}.notice-chevron{font-size:29px}.quick-section{margin:22px 0 48px}.quick-grid{grid-template-columns:repeat(6,minmax(0,1fr));gap:0}.quick-card{gap:10px;font-size:14px}.quick-icon{width:min(12vw,66px);height:min(12vw,66px)}.quick-title{font-size:13px;letter-spacing:-.5px}.section-title{gap:10px;margin-bottom:24px}.section-title h2{font-size:34px;letter-spacing:2px}.section-title p{font-size:16px;margin-top:3px}.title-line{max-width:none;min-width:20px}.title-diamond{font-size:11px}.category-chips{margin-bottom:12px}.platform-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.platform-card{display:block;min-height:194px;padding:26px 15px 16px;border-radius:18px}.platform-badge{top:18px;right:13px;font-size:12px;padding:2px 6px}.platform-logo{width:84px;height:84px;margin:0 0 12px;flex-basis:auto;font-size:30px}.platform-info{padding-top:0}.platform-info h3{font-size:16px;margin:0 0 6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.platform-info p{font-size:12px;margin:0 0 15px;white-space:nowrap;letter-spacing:-.3px}.visit-button{max-width:none;width:100%;padding:8px 7px;font-size:13px;gap:8px}.visit-button span{font-size:17px}.demo-card .platform-logo{margin-bottom:12px}.demo-note{font-size:10px}.footer{padding:26px 12px 16px}.customer-float{right:15px;bottom:94px;width:52px;height:52px;font-size:26px}.mobile-nav{position:fixed;left:15px;right:15px;bottom:10px;z-index:30;display:flex;justify-content:space-around;align-items:center;height:76px;padding:8px 4px max(7px,env(safe-area-inset-bottom));background:rgba(255,255,255,.96);border-radius:42px;box-shadow:0 8px 30px #2b5ba91a;border:1px solid #edf2fa;backdrop-filter:blur(18px)}.mobile-nav-item{display:flex;flex:1;flex-direction:column;align-items:center;justify-content:center;gap:3px;border:0;background:transparent;color:#71809b}.mobile-nav-item span{font-size:27px;line-height:1.15}.mobile-nav-item small{font-size:13px}.mobile-nav-item.active{color:#2c73f5}.toast{bottom:98px;white-space:nowrap}}
@media(max-width:375px){.brand{font-size:22px}.brand-mark{width:51px;height:51px}.hero-slide{padding-left:23px;padding-right:20px}.hero-copy{max-width:68%}.hero h1{font-size:31px}.hero-copy p{font-size:13px}.hero-art{width:51%;right:-2%}.quick-title{font-size:11px}.platform-card{padding-left:11px;padding-right:11px}.platform-logo{width:72px;height:72px}.platform-info h3{font-size:14px}.platform-info p{font-size:10px}.visit-button{font-size:11px}.section-title h2{font-size:30px}.section-title p{font-size:14px}}
/* v3 responsive/navigation refinements */
.site-logo{width:58px;height:58px;object-fit:contain;flex:0 0 auto;border-radius:12px}.auth-button{display:inline-flex;align-items:center;justify-content:center;min-width:64px;height:38px;padding:0 15px;border-radius:22px;font-size:14px;font-weight:600;white-space:nowrap}.login-button{color:#2f73f6;border:1px solid #b8d1ff;background:#fff}.register-button{color:#fff;background:#2f73f6;box-shadow:0 4px 12px #2f73f62b}.hero-carousel{height:auto;aspect-ratio:16/8.2;min-height:0}.hero-slide{position:absolute;inset:0;width:100%;height:100%;min-height:0;padding:0;background:none!important;display:none;overflow:hidden}.hero-slide.is-active{display:block}.hero-slide:before{content:'';position:absolute;inset:0;background-image:var(--banner-image);background-size:cover;background-position:center;background-repeat:no-repeat;opacity:1}.hero-slide .hero-copy,.hero-slide .hero-art{display:none!important}.hero-dots{pointer-events:none}.hero-dot{pointer-events:auto}.notice{margin-top:20px}.notice-content{height:26px;position:relative}.notice-track{display:flex;flex-direction:column;gap:0;animation:none;transition:transform .45s ease}.notice-item{height:26px;line-height:26px;flex:0 0 26px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.notice-item strong{display:none}.notice:hover .notice-track{transition-duration:.45s}@keyframes noticeScroll{0%,12%{transform:translateY(0)}20%,32%{transform:translateY(-26px)}40%,52%{transform:translateY(-52px)}60%,72%{transform:translateY(-78px)}80%,92%{transform:translateY(-104px)}100%{transform:translateY(-130px)}}.quick-icon{background:transparent}.quick-icon img{display:block}.chip-icon{width:16px;height:16px;object-fit:cover;vertical-align:middle;border-radius:50%}.footer-logo{width:30px;height:30px;object-fit:contain}.mobile-nav{display:none}
@media(max-width:640px){
 body{padding-bottom:calc(70px + env(safe-area-inset-bottom))}
 .topbar{height:76px;padding:0 14px;background:#f9fbff;gap:8px}
 .brand{gap:8px;font-size:20px;letter-spacing:.2px;min-width:0}
 .brand-mark,.site-logo{width:43px;height:43px;flex:0 0 43px}
 .brand-mark span{font-size:27px}.brand small{font-size:9px;letter-spacing:1.3px;margin-top:3px}
 .top-actions{gap:6px}.search-toggle{font-size:23px;margin-right:2px}.auth-button{height:32px;min-width:0;padding:0 11px;font-size:12px}
 .page-shell{width:calc(100% - 24px);margin:8px auto 20px}
 .hero-carousel{aspect-ratio:16/8.7;min-height:0;border-radius:18px}
 .hero-slide{min-height:0;padding:0}
 .hero-dots{bottom:9px;gap:7px}.hero-dot{width:7px;height:7px}
 .notice{min-height:52px;padding:10px 15px;gap:12px;margin:14px 0 18px;border-radius:28px}
 .notice-dot{width:10px;height:10px}.notice-content{height:24px}.notice-item{height:24px;line-height:24px;flex-basis:24px;font-size:13px}.notice-track{transition-duration:.35s}@keyframes noticeScrollMobile{0%,12%{transform:translateY(0)}20%,32%{transform:translateY(-24px)}40%,52%{transform:translateY(-48px)}60%,72%{transform:translateY(-72px)}80%,92%{transform:translateY(-96px)}100%{transform:translateY(-120px)}}
 .searchbar{margin:0 0 14px}.quick-section{margin:18px 0 30px}.quick-grid{grid-template-columns:repeat(3,minmax(0,1fr));row-gap:18px;column-gap:6px}.quick-card{gap:7px;font-size:12px}.quick-icon{width:clamp(48px,14vw,66px);height:clamp(48px,14vw,66px)}.quick-title{font-size:12px;letter-spacing:0}
 .section-title{gap:8px;margin-bottom:18px}.section-title h2{font-size:26px;letter-spacing:1px}.section-title p{font-size:13px}.title-line{min-width:12px}.title-diamond{font-size:9px}
 .platform-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.platform-card{min-height:0;padding:20px 11px 13px;border-radius:15px;display:flex;flex-direction:column;align-items:flex-start;gap:0}.platform-badge{top:10px;right:9px;font-size:10px;padding:1px 5px}.platform-logo{width:clamp(58px,17vw,76px);height:clamp(58px,17vw,76px);flex:0 0 auto;margin:0 0 9px;font-size:27px}.platform-info{width:100%;padding-top:0}.platform-info h3{font-size:14px;margin-bottom:4px}.platform-info p{font-size:11px;margin-bottom:11px;white-space:normal;line-height:1.35;min-height:29px}.visit-button{padding:8px 5px;font-size:12px;gap:6px}.visit-button span{font-size:15px}
 .footer{padding:22px 12px 18px}.customer-float{right:12px;bottom:calc(82px + env(safe-area-inset-bottom));width:46px;height:46px;font-size:22px}
 .mobile-nav{position:fixed;left:0;right:0;bottom:0;z-index:30;display:flex;justify-content:space-around;align-items:center;height:calc(64px + env(safe-area-inset-bottom));padding:5px 8px calc(5px + env(safe-area-inset-bottom));background:rgba(255,255,255,.98);border-radius:0;border:0;border-top:1px solid #e7edf7;box-shadow:0 -4px 18px #2b5ba910;backdrop-filter:blur(18px)}
 .mobile-nav-item{gap:1px}.mobile-nav-item span{font-size:23px;line-height:1.15}.mobile-nav-item small{font-size:11px}
 .toast{bottom:calc(75px + env(safe-area-inset-bottom));white-space:nowrap}
}
@media(max-width:375px){.brand{font-size:18px}.brand small{font-size:8px;letter-spacing:1px}.brand-mark,.site-logo{width:38px;height:38px;flex-basis:38px}.auth-button{padding:0 8px}.section-title h2{font-size:23px}.platform-card{padding-left:9px;padding-right:9px}.platform-info h3{font-size:13px}.platform-info p{font-size:10px}.visit-button{font-size:11px}}


/* v4 refinements: reliable uploaded banners, horizontal ticker, reference card layout */
.search-toggle,.searchbar{display:none!important}
.hero-carousel{position:relative;overflow:hidden;aspect-ratio:16/8.2;background:#e7f1ff}
.hero-slide{position:absolute!important;inset:0!important;width:100%;height:100%;min-height:0!important;padding:0!important;display:none!important;background:none!important}
.hero-slide.is-active{display:block!important}
.hero-slide:before{display:none!important}
.hero-image{display:block;width:100%;height:100%;object-fit:cover;object-position:center}
.notice-content{height:28px;overflow:hidden;position:relative}
.notice-track{display:flex!important;flex-direction:row!important;align-items:center;width:max-content;gap:0!important;animation:noticeMarquee 28s linear infinite;will-change:transform}
.notice-item{display:block!important;flex:0 0 auto!important;width:auto!important;height:28px!important;line-height:28px!important;white-space:nowrap!important;overflow:visible!important;text-overflow:clip!important;padding-right:72px;font-size:16px}
.notice:hover .notice-track{animation-play-state:paused}
@keyframes noticeMarquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.section-title{max-width:none;width:100%;gap:12px;margin-bottom:24px}
.section-title .title-line{max-width:none;min-width:0;flex:1}
.section-title h2{font-size:36px;letter-spacing:2px}
.section-title p{font-size:17px}
.quick-section,.quick-grid,.quick-card{display:none!important}
@media(max-width:640px){
 body{padding-bottom:calc(64px + env(safe-area-inset-bottom))}
 .topbar{height:76px;padding:0 16px}
 .top-actions{gap:8px}
 .auth-button{height:36px;padding:0 14px;font-size:13px}
 .hero-carousel{aspect-ratio:16/8.2;border-radius:18px}
 .notice{margin:14px 0 22px;min-height:52px;padding:10px 15px;gap:12px}
 .notice-content{height:24px}
 .notice-track{animation-duration:24s}
 .notice-item{height:24px!important;line-height:24px!important;font-size:13px;padding-right:48px}
 .section-title{gap:8px;margin-bottom:20px}
 .section-title h2{font-size:26px;letter-spacing:1px}
 .section-title p{font-size:13px}
 .title-line{height:1px;min-width:0}
 .title-diamond{font-size:10px;flex:0 0 auto}
 .platform-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
 .platform-card{display:flex!important;flex-direction:row!important;align-items:center!important;gap:10px!important;min-height:178px;padding:22px 12px 14px!important;border-radius:17px}
 .platform-logo{flex:0 0 clamp(56px,11vw,78px)!important;width:clamp(56px,11vw,78px)!important;height:clamp(56px,11vw,78px)!important;margin:0!important;font-size:27px}
 .platform-info{flex:1;min-width:0;width:auto;padding-top:8px!important}
 .platform-info h3{font-size:14px;margin:0 0 7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
 .platform-info p{font-size:11px;line-height:1.35;margin:0 0 13px;white-space:normal;min-height:28px;overflow:hidden}
 .visit-button{width:100%;max-width:none;padding:8px 4px;font-size:12px;gap:5px;white-space:nowrap}
 .visit-button span{font-size:15px}
 .platform-badge{top:9px;right:8px;font-size:10px}
 .footer{padding:24px 12px 22px}
 .customer-float{bottom:calc(78px + env(safe-area-inset-bottom))}
 .mobile-nav{left:0;right:0;bottom:0;border-radius:0;height:calc(64px + env(safe-area-inset-bottom));padding:5px 8px calc(5px + env(safe-area-inset-bottom));}
}
@media(max-width:390px){
 .platform-card{gap:8px!important;padding-left:9px!important;padding-right:9px!important}
 .platform-logo{flex-basis:54px!important;width:54px!important;height:54px!important}
 .platform-info h3{font-size:13px}
 .platform-info p{font-size:10px}
 .visit-button{font-size:10px}
 .section-title h2{font-size:23px}
 .section-title p{font-size:12px}
}

/* v5 refinements: compact ticker, reference cards, visible tag lists, unified bottom navigation */
.notice{min-height:46px;height:46px;padding:8px 18px;gap:12px;margin:14px 0 22px;border-radius:26px}
.notice-dot{width:10px;height:10px}
.notice-content{height:24px;line-height:24px}
.notice-track{animation-duration:15s}
.notice-item{height:24px!important;line-height:24px!important;font-size:14px;padding-right:42px}
@keyframes noticeMarquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.platform-card{min-height:194px;padding:24px 24px;border-radius:20px;gap:18px}
.platform-logo{flex:0 0 88px;width:88px;height:88px}
.platform-info{padding-top:8px}
.platform-info h3{font-size:18px;margin-bottom:7px}
.platform-info p{font-size:13px;margin-bottom:16px}
.platform-badges{position:absolute;z-index:3;top:12px;right:12px;display:flex;flex-wrap:wrap;justify-content:flex-end;gap:4px;max-width:58%}
.platform-badges .platform-badge{position:static;display:inline-flex;align-items:center;max-width:100%;white-space:nowrap;font-size:11px;padding:1px 6px;line-height:1.5}
.platform-badge{display:none}
.platform-badges .platform-badge{display:inline-flex}
.footer{padding:22px 20px 100px}
.customer-float{width:46px;height:46px;right:18px;bottom:100px;font-size:0}
.customer-icon{display:block;width:23px;height:23px}
.mobile-nav{position:fixed;left:50%;right:auto;bottom:12px;transform:translateX(-50%);width:min(720px,calc(100% - 36px));height:72px;padding:6px 12px;display:flex;justify-content:space-around;align-items:center;z-index:30;background:rgba(255,255,255,.97);border:1px solid #edf2fa;border-radius:40px;box-shadow:0 8px 30px #2b5ba91a;backdrop-filter:blur(18px)}
.mobile-nav-item{display:flex;flex:1;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:#71809b}
.mobile-nav-item span{font-size:26px;line-height:1.15}
.mobile-nav-item small{font-size:12px}
.mobile-nav-item.active{color:#2c73f5}
body{padding-bottom:104px}
@media(max-width:640px){
 .notice{height:44px;min-height:44px;padding:7px 13px;gap:10px;margin:12px 0 20px}
 .notice-content{height:24px}
 .notice-item{font-size:13px;padding-right:32px}
 .notice-track{animation-duration:13s}
 .platform-grid{gap:12px}
 .platform-card{min-height:194px!important;padding:26px 13px 15px!important;gap:10px!important;border-radius:18px}
 .platform-logo{flex:0 0 78px!important;width:78px!important;height:78px!important;margin:0!important}
 .platform-info{padding-top:8px!important}
 .platform-info h3{font-size:15px;margin-bottom:6px}
 .platform-info p{font-size:11px;line-height:1.4;margin-bottom:13px;min-height:30px;white-space:normal;overflow:hidden}
 .visit-button{padding:8px 5px;font-size:12px;gap:5px}
 .platform-badges{top:8px;right:8px;max-width:60%;gap:3px}
 .platform-badges .platform-badge{font-size:9px;padding:1px 4px}
 .footer{padding:20px 12px calc(92px + env(safe-area-inset-bottom))}
 .customer-float{right:12px;bottom:calc(82px + env(safe-area-inset-bottom));width:42px;height:42px}
 .customer-icon{width:21px;height:21px}
 body{padding-bottom:calc(76px + env(safe-area-inset-bottom))}
 .mobile-nav{left:0;right:0;bottom:0;transform:none;width:100%;height:calc(64px + env(safe-area-inset-bottom));padding:5px 8px calc(5px + env(safe-area-inset-bottom));border-radius:0;border:0;border-top:1px solid #e7edf7;box-shadow:0 -4px 18px #2b5ba910}
 .mobile-nav-item span{font-size:24px}
 .mobile-nav-item small{font-size:12px}
}
@media(max-width:390px){.platform-card{gap:7px!important;padding-left:9px!important;padding-right:9px!important}.platform-logo{flex-basis:62px!important;width:62px!important;height:62px!important}.platform-info h3{font-size:13px}.platform-info p{font-size:10px}.visit-button{font-size:10px}}