/* Bit Trade Global · Corporate identity system · October 2026 */
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@media(max-width:1100px){.wrap{width:min(calc(100% - 72px),var(--max))}.desktop-nav,.nav-outline{display:none}.nav-shell{justify-content:space-between}.mobile-toggle{display:flex}.mobile-nav{display:flex;position:absolute;top:88px;left:0;right:0;background:#061422;padding:22px 36px 35px;flex-direction:column;gap:0;box-shadow:0 20px 50px rgba(0,0,0,.45)}.mobile-nav a{padding:14px;border-bottom:1px solid var(--line);font-size:14px;color:#d4dce5}.hero-grid{grid-template-columns:1fr}.hero-copy{width:70%}.hero-visual{right:-170px;width:66%;opacity:.7}.home-hero h1{font-size:70px}.flow-step{padding-right:20px}.feature-grid{grid-template-columns:repeat(2,1fr)}.sector-grid{grid-template-columns:repeat(3,1fr)}.footer-nav{gap:33px}.footer-brand{min-width:200px}.split{gap:55px}}
@media(max-width:800px){.wrap{width:calc(100% - 42px)}.announcement-inner{font-size:9px}.announcement-split,.announcement-inner span:nth-of-type(4){display:none}.site-header{height:76px}.mobile-nav{top:76px}.brand img{width:46px;height:46px}.brand-label strong{font-size:23px}.home-hero{min-height:650px}.hero-grid{min-height:565px;display:block}.hero-copy{width:100%;padding:78px 0 38px}.home-hero h1{font-size:clamp(47px,9vw,74px);max-width:660px}.hero-visual{opacity:.24;width:100%;height:480px;right:-120px;top:50px}.hero-deck{max-width:520px;font-size:15px}.hero-footer span:nth-child(2){display:none}.section{padding:78px 0}.section-head,.mission-grid,.story-cols,.split,.participate-layout,.band-cols,.industry-feature{grid-template-columns:1fr;display:grid;gap:30px}.section-head{align-items:start}.section-head p{max-width:640px}.flow-grid{grid-template-columns:repeat(2,1fr)}.flow-step{padding:25px 14px!important}.flow-step:nth-child(3){border-left:0}.flow-step>span{margin-bottom:25px}.notice-inline{flex-direction:column;align-items:start;gap:10px}.story-image img{height:360px}.sector-grid{grid-template-columns:1fr 1fr}.sector-tile.tall{grid-column:1/-1;min-height:360px}.sector-tile{min-height:310px}.paper-card{margin:0}.principle-grid{grid-template-columns:repeat(2,1fr)}.stack-graphic{max-width:620px}.industry-feature.flipped .industry-photo{order:0}.global-steps{grid-template-columns:repeat(3,1fr)}.status-tr{grid-template-columns:1fr;gap:10px}.status-tr em{justify-self:start}.contact-block,.footer-lead,.footer-line,.footer-bottom{flex-direction:column;align-items:start}.footer-nav{width:100%;justify-content:space-between;gap:15px}.subhero-inner{padding:85px 0}.subhero h1{font-size:clamp(45px,8vw,65px)}.three-cols{grid-template-columns:1fr}.global-overlay{padding:32px}.footer-bottom{gap:12px}}
@media(max-width:520px){.announcement-inner{gap:8px}.announcement-inner span:nth-of-type(3){display:none}.announcement-inner a{font-size:9px}.brand{gap:9px;min-width:0}.brand-label small{font-size:8px}.home-hero h1{font-size:clamp(43px,11vw,55px)}.home-hero h1 em{white-space:normal}.hero-actions,.cta-actions,.actions-below{flex-direction:column;align-items:stretch}.btn{width:100%;gap:10px}.hero-note{font-size:9px;line-height:1.7}.hero-footer a{font-size:8px}.mission-grid h2,.section-head h2,.story-copy h2,.band-cols h2,.cta-inner h2{font-size:39px}.flow-grid,.feature-grid,.sector-grid,.principle-grid{grid-template-columns:1fr}.flow-step+.flow-step{border-left:0;border-top:1px solid var(--line)}.sector-tile.tall{grid-column:auto}.sector-tile{min-height:360px}.sys-row{grid-template-columns:45px 1fr;gap:12px}.sys-row p{grid-column:2}.participate-graphic{height:450px;transform:scale(.95);transform-origin:center}.global-steps{grid-template-columns:repeat(2,1fr)}.global-feature{height:500px}.footer-nav{display:grid;grid-template-columns:1fr 1fr;gap:36px}.footer-line{gap:32px}.footer-brand{min-width:0}.footer-lead h2{font-size:43px}.paper-card{height:310px}.paper-art{font-size:75px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}