/* BSTAR premium interface primitives. See third-party-ui-notices.md. */
:root{
  --page-max:1520px;
  --gutter:clamp(18px,3.8vw,58px);
  --space-section:clamp(72px,9vw,144px);
  --space-block:clamp(30px,4vw,64px);
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:22px;
  --motion-fast:180ms;
  --motion-base:320ms;
  --motion-slow:560ms;
  --ease-premium:cubic-bezier(.22,1,.36,1);
  --type-display:clamp(3.6rem,7.5vw,7.75rem);
  --type-heading:clamp(2.55rem,5vw,5.25rem);
  --type-lead:clamp(1.125rem,1.5vw,1.375rem);
  --type-body:clamp(1rem,.95vw,1.125rem);
  --type-small:.8125rem;
  --display-leading:1.02;
  --display-leading-cjk:1.16;
  --display-tracking:-.025em;
  --display-tracking-cjk:-.012em;
  --control-leading:1.35;
  --body-leading:1.65;
  --ui-line:color-mix(in srgb,var(--theme-fg,#11130f) 16%,transparent);
  --ui-line-strong:color-mix(in srgb,var(--theme-fg,#11130f) 32%,transparent);
  --ui-elevated-shadow:0 24px 70px rgb(17 19 15 / 14%);
}

.ui-shell{width:min(100%,var(--page-max));margin-inline:auto;padding-inline:var(--gutter)}
.ui-section{padding-block:var(--space-section)}
.ui-section+.ui-section{border-top:0}
.ui-section-heading{max-width:18ch;margin:0;font-family:var(--display,"Barlow",sans-serif);font-size:var(--type-heading);line-height:var(--display-leading);letter-spacing:var(--display-tracking);text-wrap:balance}
.ui-lead{max-width:48ch;margin:0;font-size:var(--type-lead);line-height:1.55;color:var(--theme-muted,#585b50)}
.ui-body{font-size:var(--type-body);line-height:1.65}
.ui-small{font-size:var(--type-small);line-height:1.5}

.ui-surface{background:var(--theme-surface,#f4f4ef);border-radius:var(--radius-md);color:var(--theme-fg,#11130f)}
.ui-surface[data-depth="raised"]{background:var(--theme-raised,#fff);box-shadow:var(--ui-elevated-shadow)}
.ui-surface[data-depth="quiet"]{background:color-mix(in srgb,var(--theme-surface,#f4f4ef) 72%,transparent)}

.ui-button{--ui-button-x:0px;--ui-button-y:0px;position:relative;isolation:isolate;display:inline-flex;align-items:center;justify-content:center;gap:.65em;min-height:48px;padding:12px 20px;border:1px solid var(--ui-line-strong);border-radius:var(--radius-sm);background:var(--theme-action,#11130f);color:var(--theme-action-fg,#fff);font:800 .875rem system-ui,sans-serif;line-height:var(--control-leading);text-decoration:none;cursor:pointer;transform:translate3d(var(--ui-button-x),var(--ui-button-y),0);transition:transform var(--motion-fast) var(--ease-premium),background-color var(--motion-fast),color var(--motion-fast),border-color var(--motion-fast)}
.ui-button::after{content:"";position:absolute;inset:3px;border:1px solid color-mix(in srgb,currentColor 18%,transparent);border-radius:calc(var(--radius-sm) - 3px);pointer-events:none}
.ui-button:hover:not(:disabled){transform:translate3d(var(--ui-button-x),calc(var(--ui-button-y) - 2px),0)}
.ui-button:active:not(:disabled){transform:translate3d(var(--ui-button-x),var(--ui-button-y),0)}
.ui-button:disabled,.ui-button[aria-disabled="true"]{cursor:not-allowed;opacity:.48}
.ui-button[data-variant="yellow"]{background:var(--yellow,#f7c600);color:var(--ink,#11130f);border-color:var(--ink,#11130f)}
.ui-button[data-variant="quiet"]{background:transparent;color:var(--theme-fg,#11130f);border-color:var(--ui-line-strong)}

.ui-field{width:100%;min-height:48px;padding:12px 14px;border:1px solid var(--theme-input-line,#848879);border-radius:var(--radius-sm);background:var(--theme-raised,#fff);color:var(--theme-fg,#11130f);transition:border-color var(--motion-fast),background-color var(--motion-fast),box-shadow var(--motion-fast)}
.ui-field:hover{border-color:var(--theme-strong,#11130f)}
.ui-field:focus-visible{border-color:var(--theme-strong,#11130f);box-shadow:0 0 0 4px color-mix(in srgb,var(--yellow,#f7c600) 34%,transparent);outline:0}

.ui-status{display:flex;align-items:flex-start;gap:10px;padding:13px 15px;border-radius:var(--radius-sm);background:var(--theme-soft,#fff5c8);color:var(--theme-fg,#11130f);font-size:var(--type-small);line-height:1.5}
.ui-status[data-state="error"]{background:color-mix(in srgb,var(--theme-error,#962b1e) 12%,var(--theme-bg,#fff));color:var(--theme-error,#962b1e)}
.ui-status[data-state="success"]{background:var(--theme-success-bg,#e1efdc);color:var(--theme-success,#2c6528)}
.ui-status[data-state="loading"]::before{content:"";width:10px;height:10px;margin-top:.3em;border-radius:50%;background:var(--yellow,#f7c600);animation:ui-status-pulse 1.1s ease-in-out infinite alternate}
@keyframes ui-status-pulse{to{opacity:.3;transform:scale(.72)}}

.ui-reveal{--ui-reveal-y:28px;--ui-reveal-blur:8px}
.ui-motion-ready .ui-reveal:not(.is-visible){opacity:0;transform:translate3d(0,var(--ui-reveal-y),0);filter:blur(var(--ui-reveal-blur))}
.ui-motion-ready .ui-reveal{transition:opacity var(--motion-slow) var(--ease-premium),transform var(--motion-slow) var(--ease-premium),filter var(--motion-slow) var(--ease-premium);will-change:opacity,transform,filter}
.ui-motion-ready .ui-reveal.is-visible{opacity:1;transform:translate3d(0,0,0);filter:blur(0)}
.ui-motion-ready .ui-stagger>*{transition-delay:calc(var(--ui-stagger-index,0) * 58ms)}
[data-ui-magnet]{--ui-button-x:0px;--ui-button-y:0px}

/* Bilingual type rhythm: Latin display faces stay compact without colliding;
   CJK headings receive extra leading and gentler tracking for dense glyphs. */
:root[data-theme] :is(
  .ui-section-heading,
  .inner-main h1,
  .experience-heading h1,
  .agent-link-page h1,
  .mint-page .mint-hero h1,
  .minted-showcase-head h2,
  .pass-hero h1,
  .pass-section-head h2,
  .pass-agent h2,
  .pass-funding h2,
  .pass-disclosure h2,
  .market-heading h1,
  .project-intro h1,
  .feature-copy h2,
  .series-section h2,
  .collection-invite h2,
  .journey h2,
  .roadmap h2,
  .project-help>h2
){line-height:var(--display-leading);letter-spacing:var(--display-tracking);text-wrap:balance}

:root[lang=zh-CN][data-theme] :is(
  .ui-section-heading,
  .inner-main h1,
  .experience-heading h1,
  .agent-link-page h1,
  .mint-page .mint-hero h1,
  .minted-showcase-head h2,
  .pass-hero h1,
  .pass-section-head h2,
  .pass-agent h2,
  .pass-funding h2,
  .pass-disclosure h2,
  .market-heading h1,
  .project-intro h1,
  .feature-copy h2,
  .series-section h2,
  .collection-invite h2,
  .journey h2,
  .roadmap h2,
  .project-help>h2
){line-height:var(--display-leading-cjk);letter-spacing:var(--display-tracking-cjk);word-break:normal;overflow-wrap:break-word}

:where(.button,button,summary,label){line-height:var(--control-leading)}
:where(.intro,.field-note,.fine-print){line-height:var(--body-leading)}

/* Shared shell: a quiet editorial frame around every BSTAR route. */
:root[data-theme] .site-header{
  height:72px;
  grid-template-columns:minmax(112px,1fr) auto minmax(220px,1fr);
  gap:clamp(18px,2vw,34px);
  padding-inline:max(var(--gutter),calc((100vw - var(--page-max))/2 + var(--gutter)));
  border-bottom:1px solid var(--theme-line);
  box-shadow:0 1px 0 rgb(255 255 255 / 8%);
}
:root[data-theme] .wordmark{font-size:clamp(1.5rem,2vw,2rem);letter-spacing:-.055em}
:root[data-theme] .nav-links{gap:clamp(16px,2vw,32px)}
:root[data-theme] .nav-links a{position:relative;padding:26px 0 22px;border:0;font-size:.75rem;letter-spacing:.055em;text-transform:uppercase}
:root[data-theme] .nav-links a::after{content:"";position:absolute;right:0;bottom:15px;left:0;height:2px;background:var(--yellow);transform:scaleX(0);transform-origin:right;transition:transform var(--motion-base) var(--ease-premium)}
:root[data-theme] .nav-links a:is(:hover,[aria-current=page])::after{transform:scaleX(1);transform-origin:left}
:root[data-theme] .header-actions{gap:7px}
:root[data-theme] :is(.account-link,.lang-button,.theme-toggle){height:40px;border:1px solid var(--ui-line-strong);border-radius:var(--radius-sm);transition:background-color var(--motion-fast),color var(--motion-fast),border-color var(--motion-fast),transform var(--motion-fast) var(--ease-premium)}
:root[data-theme] :is(.account-link,.lang-button,.theme-toggle):hover{transform:translateY(-1px)}
:root[data-theme] .account-link{min-width:132px;padding-inline:14px}
:root[data-theme] .lang-button{width:46px;flex-basis:46px}

:where(a,button,input,select,textarea,summary,[tabindex]):focus-visible{outline:3px solid var(--yellow);outline-offset:3px}
:where(.button,button):disabled,[aria-disabled="true"]{cursor:not-allowed;filter:saturate(.35);opacity:.48}
:where(.button,.account-link,.lang-button,.theme-toggle){border-radius:var(--radius-sm)}
.button{border-width:1px;letter-spacing:.015em;box-shadow:inset 0 0 0 1px color-mix(in srgb,currentColor 9%,transparent)}
input:not([type="checkbox"]):not([type="radio"]),select,textarea{border-radius:var(--radius-sm);border-width:1px;transition:border-color var(--motion-fast),box-shadow var(--motion-fast),background-color var(--motion-fast)}
input:not([type="checkbox"]):not([type="radio"]):focus-visible,select:focus-visible,textarea:focus-visible{border-color:var(--theme-heading);box-shadow:0 0 0 4px color-mix(in srgb,var(--yellow) 30%,transparent)}

[role="dialog"],dialog{border-radius:var(--radius-lg);border:1px solid var(--ui-line-strong);box-shadow:0 32px 90px rgb(0 0 0 / 28%)}
[aria-busy="true"]{cursor:progress}
[aria-busy="true"]::after{content:"";display:inline-block;width:.7em;height:.7em;margin-left:.65em;border:1px solid currentColor;border-right-color:transparent;border-radius:50%;animation:ui-spin .8s linear infinite}
@keyframes ui-spin{to{transform:rotate(360deg)}}

:root[data-theme] .site-footer{
  min-height:132px;
  padding:36px max(var(--gutter),calc((100vw - var(--page-max))/2 + var(--gutter)));
  border-top:1px solid var(--theme-line);
  background:var(--theme-bg);
  font-size:.75rem;
  letter-spacing:.035em;
}
:root[data-theme] .site-footer>span{font-size:1.6rem;letter-spacing:-.055em}
:root[data-theme] .site-footer a{text-underline-offset:5px;text-decoration-thickness:1px}

@media(max-width:1000px){
  :root[data-theme] .site-header{height:112px;grid-template-columns:minmax(0,1fr) auto;grid-template-rows:60px 50px;padding-inline:var(--gutter);gap:0 12px}
  :root[data-theme] .site-header .nav-links{overflow-x:auto;scroll-snap-type:x proximity;scroll-padding-inline:8px;scrollbar-width:thin;scrollbar-color:var(--yellow) transparent}
  :root[data-theme] .site-header .nav-links::-webkit-scrollbar{height:3px}
  :root[data-theme] .site-header .nav-links::-webkit-scrollbar-track{background:transparent}
  :root[data-theme] .site-header .nav-links::-webkit-scrollbar-thumb{background:var(--yellow);border-radius:999px}
  :root[data-theme] .site-header .nav-links a{padding:16px 0 14px;scroll-snap-align:start;scroll-margin-inline:8px}
  :root[data-theme] .site-header .nav-links a:last-child{margin-right:8px}
  :root[data-theme] .site-header .nav-links a::after{bottom:7px}
}

@media(max-width:600px){
  :root[data-theme] .site-header{padding-inline:14px}
  :root[data-theme] .account-link{min-width:92px;padding-inline:8px}
  :root[data-theme] .site-footer{align-items:flex-start;flex-direction:column;padding:30px 20px;gap:12px}
}

@media(max-width:750px){
  :root{--gutter:20px;--space-section:clamp(58px,16vw,92px);--type-display:clamp(3.1rem,16vw,4.5rem);--type-heading:clamp(2.35rem,12vw,3.65rem);--type-lead:1.0625rem;--type-body:1rem}
  .ui-section-heading{max-width:11ch}
}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important;transition-delay:0ms!important}
  .ui-motion-ready .ui-reveal,.ui-motion-ready .ui-reveal:not(.is-visible){opacity:1;transform:none;filter:none;will-change:auto}
  .ui-status[data-state="loading"]::before{animation:none}
  [aria-busy="true"]::after{animation:none}
  [data-ui-magnet]{--ui-button-x:0px!important;--ui-button-y:0px!important}
}

/* Task 6: editorial information surfaces. Scoped to Market and About. */
.market-main{max-width:1510px;margin-inline:auto;padding-top:clamp(64px,8vw,118px)}
.market-heading{position:relative;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,.65fr);gap:clamp(32px,7vw,110px);align-items:end;padding-bottom:30px;border-bottom:1px solid var(--theme-line)}
.market-heading::before{content:'BSTAR / DISCOVERY';position:absolute;top:-32px;left:0;color:var(--theme-muted);font-size:11px;font-weight:800;letter-spacing:.16em}
.market-heading h1{max-width:900px;margin:0;font-size:clamp(54px,7vw,108px);line-height:.88;letter-spacing:-.055em}
.market-heading p{max-width:48ch;margin:0 0 4px;color:var(--theme-muted);font-size:16px;line-height:1.65}
.market-tools{display:grid;grid-template-columns:minmax(220px,1fr) minmax(190px,220px) minmax(180px,210px);gap:12px;margin:24px 0 14px;padding:14px;border:1px solid var(--theme-line);background:var(--theme-surface)}
.market-tools :is(input,select){min-height:50px;border-color:var(--theme-line);background:var(--theme-raised)}
.market-note{position:relative;min-height:48px;margin:0 0 24px;padding:14px 18px 14px 44px;border:1px solid var(--theme-line);background:var(--theme-soft);color:var(--theme-fg);font-size:13px;line-height:1.45}
.market-note::before{content:'i';position:absolute;left:16px;top:12px;display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--theme-fg);color:var(--theme-surface);font-size:12px;font-weight:800}
.market-note[data-state=loading]{background:linear-gradient(90deg,color-mix(in srgb,var(--yellow) 18%,var(--theme-surface)),var(--theme-soft))}.market-note[data-state=loading]::before{content:'…'}
.market-note[data-state=error]{border-color:#a64032;background:color-mix(in srgb,#a64032 10%,var(--theme-surface));color:#9e3328}.market-note[data-state=error]::before{content:'!';background:#a64032;color:#fff}
.market-note[data-state=empty]{background:var(--theme-soft)}
.market-grid{gap:clamp(14px,1.8vw,26px)}
.market-card{overflow:hidden;border:1px solid var(--theme-line);border-radius:0;background:var(--theme-surface);box-shadow:0 18px 48px rgb(18 20 16 / 6%);transition:transform var(--motion-base) var(--ease-premium),box-shadow var(--motion-base) var(--ease-premium)}
.market-card:hover{transform:translateY(-5px);box-shadow:0 24px 60px rgb(18 20 16 / 11%)}
.market-card>button:first-child{display:block;width:100%;padding:0;border:0;background:var(--yellow);cursor:zoom-in;aspect-ratio:1;overflow:hidden}
.market-card img{display:block;width:100%;height:100%;object-fit:cover;transition:transform var(--motion-slow) var(--ease-premium)}
.market-card:hover img{transform:scale(1.018)}
.market-card-info{display:grid;grid-template-columns:1fr auto;gap:8px 16px;align-items:end;padding:18px}
.market-card-info h2{grid-column:1/-1;margin:0;font-size:20px;line-height:1.15}.market-card-info p{margin:0;color:var(--theme-muted);font-size:12px}.market-card-info button{min-height:36px;padding:7px 12px;border:1px solid var(--theme-line);background:transparent;color:var(--theme-fg);font-weight:750;cursor:pointer}
.market-empty{grid-column:1/-1;margin:0;padding:70px 24px;border:1px solid var(--theme-line);background:var(--theme-soft);color:var(--theme-muted);text-align:center;font-size:15px}
.art-detail{width:min(940px,calc(100vw - 32px));padding:0;border:1px solid var(--theme-line);border-radius:0;background:var(--theme-surface);color:var(--theme-fg);box-shadow:0 28px 100px rgb(0 0 0 / 28%)}
.art-detail::backdrop{background:rgb(8 9 7 / 66%);backdrop-filter:blur(7px)}
.art-detail>div{padding:clamp(22px,4vw,46px)}.art-detail h2{font-size:clamp(34px,4vw,60px);line-height:.95}.art-detail p{max-width:46ch;color:var(--theme-muted);line-height:1.7}
.project-main{max-width:none;margin-inline:0}.project-main :is(p,li,dd){overflow-wrap:anywhere}
.project-intro{min-height:min(780px,calc(100svh - 72px))}.project-intro>div{display:flex;flex-direction:column;justify-content:center;padding-block:clamp(60px,8vw,130px)}
.feature-section,.rewards-section,.journey,.roadmap,.project-help{scroll-margin-top:96px}
.feature-copy>p{max-width:56ch;font-size:16px;line-height:1.78}
.traits-list>div{padding-block:18px;border-top:1px solid var(--theme-line)}.traits-list>div:last-child{border-bottom:1px solid var(--theme-line)}
.series-section{position:relative;overflow:hidden;border:1px solid var(--theme-line);background:var(--ink);color:#fff}.series-section::after{content:'BSTAR';position:absolute;right:-12px;bottom:-38px;color:rgb(255 255 255 / 5%);font:850 clamp(100px,18vw,260px)/1 var(--display);pointer-events:none}
.series-section :is(h2,dt,dd,p){position:relative;z-index:1}.series-values dd{font-variant-numeric:tabular-nums}
.journey li{position:relative;padding-top:58px}.journey li::before{content:counter(list-item,decimal-leading-zero);position:absolute;top:0;left:0;color:var(--theme-muted);font:800 12px/1 system-ui;letter-spacing:.14em}
.roadmap-list>li{transition:background var(--motion-base) var(--ease-premium)}.roadmap-list>li:hover{background:var(--theme-soft)}
.project-help{border-top:1px solid var(--theme-line)}.project-help details{border-bottom:1px solid var(--theme-line);background:transparent;transition:background var(--motion-base) ease}.project-help details[open]{background:var(--theme-soft)}
.project-help summary{padding:22px 54px 22px 18px;font-size:16px;font-weight:760;cursor:pointer}.project-help summary:focus-visible{outline:3px solid var(--theme-heading);outline-offset:-3px}.project-help details>p{max-width:76ch;padding:0 18px 24px;line-height:1.75}
.about-columns{gap:1px;background:var(--theme-line);border:1px solid var(--theme-line)}.about-columns>section{background:var(--theme-surface);padding:clamp(24px,4vw,52px)}.about-risks p{max-width:74ch}
@media(max-width:900px){.market-heading{grid-template-columns:1fr;gap:18px}.market-heading p{max-width:64ch}.market-tools{grid-template-columns:1fr 1fr}.market-tools label:first-child{grid-column:1/-1}.market-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.market-card-info{grid-template-columns:1fr}.market-card-info button{width:100%}.project-intro{min-height:0}}
@media(max-width:700px){.market-main{padding-top:62px}.market-heading h1{font-size:clamp(48px,14vw,72px)}.market-heading::before{top:-26px}.market-tools{grid-template-columns:1fr;margin-top:18px;padding:10px}.market-tools label:first-child{grid-column:auto}.market-note{padding-right:14px}.market-grid{grid-template-columns:1fr}.market-card:hover{transform:none}.project-main{overflow:hidden}.project-help summary{font-size:15px}.about-columns{grid-template-columns:1fr}.roadmap-list>li:hover{background:transparent}}
@media(prefers-reduced-motion:reduce){.market-card,.market-card img,.roadmap-list>li,.project-help details{transition:none}.market-card:hover,.market-card:hover img{transform:none}}