/* ============================================================================
   The Brick Exchange — shared design system
   Themeable via [data-theme="pile|exchange|workshop|modular"] on <body>.
   Lego-playful, premium, responsive, reduced-motion aware.
   ========================================================================== */

:root{
  --red:#d01012; --yellow:#ffcf00; --blue:#0a6cb7; --green:#00963b; --orange:#f5821f;
  --maxw:1180px;
  --radius:18px; --radius-sm:12px;
  --font-display:"Fredoka","Baloo 2",system-ui,sans-serif;
  --font-body:"Inter",system-ui,-apple-system,sans-serif;
  /* theme defaults (pile) */
  --bg:#fbfaf6; --bg2:#f1eee5; --ink:#191a2b; --muted:#5b5d72;
  --card:#ffffff; --line:rgba(20,20,40,.10);
  --accent:var(--red); --accent-ink:#fff;
  --glow:transparent;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; font-family:var(--font-body); color:var(--ink);
  background:var(--bg); line-height:1.55; -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,.display{font-family:var(--font-display); font-weight:600; line-height:1.04; margin:0}
a{color:inherit; text-decoration:none}
img{max-width:100%}
.wrap{max-width:var(--maxw); margin:0 auto; padding:0 22px}
.eyebrow{font-weight:700; letter-spacing:.16em; text-transform:uppercase; font-size:.74rem; color:var(--accent)}
.muted{color:var(--muted)}

/* ---- THEMES ------------------------------------------------------------- */
body[data-theme="pile"]{
  --bg:#fbfaf6; --bg2:#f1eee5; --ink:#191a2b; --muted:#5b5d72;
  --card:#fff; --accent:var(--red); --accent-ink:#fff;
}
body[data-theme="exchange"]{
  --bg:#0a0d1a; --bg2:#11162a; --ink:#eaf0ff; --muted:#9aa6c8;
  --card:rgba(255,255,255,.045); --line:rgba(140,170,255,.16);
  --accent:#2fe3ff; --accent-ink:#04121a; --glow:rgba(47,227,255,.45);
}
body[data-theme="workshop"]{
  --bg:#f4ecdd; --bg2:#ece0c9; --ink:#2a2117; --muted:#6f6452;
  --card:#fffdf7; --line:rgba(60,45,20,.14);
  --accent:#2f7d36; --accent-ink:#fff;
}
body[data-theme="modular"]{
  --bg:#edeae2; --bg2:#e2ddd1; --ink:#23262c; --muted:#646a74;
  --card:#fbfaf6; --line:rgba(30,35,45,.12);
  --accent:#e0892a; --accent-ink:#1c130a;
}

/* ---- studs & bricks (decorative) --------------------------------------- */
.stud-row{display:flex; gap:10px}
.stud{width:16px; height:16px; border-radius:50%;
  background:radial-gradient(circle at 38% 32%, rgba(255,255,255,.85), rgba(0,0,0,.12) 70%), var(--c,var(--accent));
  box-shadow:inset 0 -2px 3px rgba(0,0,0,.25);}
.brik{position:relative; border-radius:10px; background:var(--c,var(--accent));
  box-shadow:inset 0 -7px 0 rgba(0,0,0,.20), 0 8px 18px rgba(0,0,0,.16);}
.brik::before{content:""; position:absolute; left:0; right:0; top:-7px; height:14px;
  background-image:radial-gradient(circle, var(--c,var(--accent)) 50%, transparent 52%);
  background-size:25% 100%; background-repeat:repeat-x; filter:brightness(1.06);}

/* ---- nav ---------------------------------------------------------------- */
.nav{position:fixed; inset:0 0 auto 0; z-index:50; backdrop-filter:blur(10px);
  background:color-mix(in srgb, var(--bg) 78%, transparent); border-bottom:1px solid var(--line);}
.nav .wrap{display:flex; align-items:center; justify-content:space-between; height:68px}
.brand{display:flex; align-items:center; gap:12px; font-family:var(--font-display); font-weight:600; font-size:1.18rem; white-space:nowrap}
.brand .mark{width:38px; height:30px; flex:0 0 auto}
.nav-links{display:flex; gap:26px; align-items:center}
.nav-links a{font-weight:600; color:var(--muted); font-size:.96rem}
.nav-links a:hover{color:var(--ink)}
.nav-cta{display:flex; gap:12px; align-items:center}
.burger{display:none; width:44px; height:40px; border:1px solid var(--line); border-radius:10px;
  background:var(--card); cursor:pointer; align-items:center; justify-content:center}
.burger span,.burger span::before,.burger span::after{content:""; display:block; width:20px; height:2px;
  background:var(--ink); position:relative; transition:.25s}
.burger span::before{position:absolute; top:-6px} .burger span::after{position:absolute; top:6px}

/* ---- buttons ------------------------------------------------------------ */
.btn{display:inline-flex; align-items:center; gap:9px; font-family:var(--font-display);
  font-weight:600; font-size:1rem; padding:13px 22px; border-radius:14px; cursor:pointer;
  border:none; transition:transform .12s ease, box-shadow .12s ease; text-decoration:none}
.btn-primary{background:var(--accent); color:var(--accent-ink);
  box-shadow:0 6px 0 color-mix(in srgb, var(--accent) 62%, #000), 0 12px 26px var(--glow);}
.btn-primary:active{transform:translateY(5px); box-shadow:0 1px 0 color-mix(in srgb,var(--accent) 62%,#000)}
.btn-ghost{background:var(--card); color:var(--ink); border:1px solid var(--line)}
.btn-ghost:hover{transform:translateY(-2px)}
.btn-sm{padding:9px 16px; font-size:.9rem; border-radius:11px;
  box-shadow:0 4px 0 color-mix(in srgb, var(--accent) 62%, #000)}

/* ---- hero --------------------------------------------------------------- */
.hero{position:relative; min-height:100svh; display:flex; align-items:center; overflow:hidden}
.hero canvas{position:absolute; inset:0; width:100%; height:100%; display:block}
/* theme-aware scrim: protects the text column, leaves right-side bricks vivid */
.hero::before{content:""; position:absolute; inset:0; z-index:1; pointer-events:none;
  background:linear-gradient(100deg, var(--bg) 0%, color-mix(in srgb, var(--bg) 70%, transparent) 36%, transparent 66%);}
.hero .wrap{position:relative; z-index:2; padding-top:90px; padding-bottom:60px}
.hero h1{text-shadow:0 1px 0 color-mix(in srgb, var(--bg) 55%, transparent)}
.hero h1{font-size:clamp(2.5rem,7vw,5.2rem); letter-spacing:-.01em}
.hero p.lead{font-size:clamp(1.05rem,2.2vw,1.35rem); max-width:30ch; color:var(--muted); margin:22px 0 30px}
.hero .cta-row{display:flex; gap:14px; flex-wrap:wrap}
.pill{display:inline-flex; align-items:center; gap:9px; background:var(--card); border:1px solid var(--line);
  padding:7px 14px; border-radius:999px; font-weight:600; font-size:.85rem; margin-bottom:22px}
.pill .dot{width:9px; height:9px; border-radius:50%; background:var(--green); box-shadow:0 0 0 4px color-mix(in srgb,var(--green) 30%,transparent)}

/* ---- ticker ------------------------------------------------------------- */
.ticker{overflow:hidden; border-block:1px solid var(--line); background:var(--bg2)}
.ticker-track{display:flex; gap:42px; white-space:nowrap; padding:13px 0; width:max-content;
  animation:scroll-x 32s linear infinite}
.ticker:hover .ticker-track{animation-play-state:paused}
.tk{display:inline-flex; align-items:center; gap:9px; font-weight:600; font-size:.95rem; font-variant-numeric:tabular-nums}
.tk .up{color:var(--green)} .tk .dn{color:var(--red)} .tk .set{color:var(--muted)}
@keyframes scroll-x{to{transform:translateX(-50%)}}

/* ---- sections ----------------------------------------------------------- */
section{position:relative}
.section{padding:clamp(64px,9vw,120px) 0}
.section h2{font-size:clamp(1.9rem,4.4vw,3.1rem)}
.lead-2{font-size:1.1rem; color:var(--muted); max-width:54ch; margin-top:14px}

.stats{display:grid; grid-template-columns:repeat(4,1fr); gap:18px; margin-top:8px}
.stat{background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:22px}
.stat b{font-family:var(--font-display); font-size:2.1rem; display:block}
.stat span{color:var(--muted); font-size:.9rem; font-weight:600}

.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:20px; margin-top:42px}
.feature{background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:26px; transition:transform .2s ease, box-shadow .2s ease; position:relative; overflow:hidden}
.feature:hover{transform:translateY(-6px); box-shadow:0 18px 40px rgba(0,0,0,.12)}
.feature .ic{width:46px; height:46px; border-radius:12px; display:grid; place-items:center; margin-bottom:14px;
  background:color-mix(in srgb, var(--accent) 16%, transparent); font-size:1.4rem}
.feature h3{font-size:1.25rem; margin-bottom:8px}
.feature p{color:var(--muted); font-size:.97rem; margin:0}
.feature .tag{position:absolute; top:16px; right:16px; font-size:.66rem; font-weight:800; letter-spacing:.1em;
  text-transform:uppercase; color:var(--accent)}

.steps{display:grid; grid-template-columns:repeat(4,1fr); gap:18px; margin-top:42px; counter-reset:s}
.step{position:relative; padding:24px 20px; border:1px dashed var(--line); border-radius:var(--radius); background:var(--card)}
.step::before{counter-increment:s; content:counter(s); font-family:var(--font-display); font-weight:600;
  width:38px; height:38px; border-radius:10px; background:var(--accent); color:var(--accent-ink);
  display:grid; place-items:center; margin-bottom:12px; box-shadow:0 4px 0 color-mix(in srgb,var(--accent) 60%,#000)}
.step h4{font-family:var(--font-display); font-weight:600; font-size:1.08rem; margin:0 0 6px}
.step p{margin:0; color:var(--muted); font-size:.92rem}

.cta-band{background:var(--accent); color:var(--accent-ink); border-radius:26px; padding:clamp(34px,5vw,60px);
  text-align:center; position:relative; overflow:hidden}
.cta-band h2{color:var(--accent-ink); font-size:clamp(1.8rem,4vw,3rem)}
.cta-band .btn-ghost{background:rgba(255,255,255,.16); border-color:rgba(255,255,255,.3); color:var(--accent-ink)}

footer{padding:50px 0 70px; border-top:1px solid var(--line); color:var(--muted)}
footer .wrap{display:flex; justify-content:space-between; gap:20px; flex-wrap:wrap; align-items:center}

/* ---- sign-in ------------------------------------------------------------ */
.auth{min-height:100svh; display:grid; grid-template-columns:1.05fr .95fr}
.auth-brand{position:relative; overflow:hidden; background:var(--bg2); display:flex; flex-direction:column; justify-content:space-between; padding:40px}
.auth-brand canvas{position:absolute; inset:0; width:100%; height:100%}
.auth-brand .inner{position:relative; z-index:2}
.auth-brand h2{font-size:clamp(2rem,3.4vw,3rem); margin-top:18px; max-width:14ch}
.auth-form{display:flex; align-items:center; justify-content:center; padding:40px; background:var(--bg)}
.auth-card{width:min(420px,100%)}
.auth-card h1{font-size:2rem; margin-bottom:6px}
.field{margin:16px 0}
.field label{display:block; font-weight:600; font-size:.88rem; margin-bottom:7px}
.field input{width:100%; padding:14px 15px; border-radius:13px; border:1px solid var(--line);
  background:var(--card); color:var(--ink); font-size:1rem; font-family:var(--font-body); transition:.15s}
.field input:focus{outline:none; border-color:var(--accent); box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 22%,transparent)}
.auth-card .btn-primary{width:100%; justify-content:center; margin-top:8px}
.auth-row{display:flex; justify-content:space-between; align-items:center; font-size:.88rem; color:var(--muted); margin-top:14px}
.divider{display:flex; align-items:center; gap:12px; color:var(--muted); font-size:.82rem; margin:20px 0}
.divider::before,.divider::after{content:""; height:1px; background:var(--line); flex:1}

/* ---- gallery ------------------------------------------------------------ */
.gal-hero{padding:90px 0 30px; text-align:center}
.gal-hero h1{font-size:clamp(2.4rem,6vw,4.4rem)}
.logos{display:grid; grid-template-columns:repeat(auto-fit,minmax(210px,1fr)); gap:18px; margin:30px 0 10px}
.logo-card{background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:26px; text-align:center}
.logo-card svg{height:54px; width:auto}
.logo-card small{display:block; margin-top:14px; color:var(--muted); font-weight:600}
.concepts{display:grid; grid-template-columns:repeat(2,1fr); gap:22px; margin:24px 0 60px}
.ccard{border:1px solid var(--line); border-radius:22px; overflow:hidden; background:#fff; transition:transform .2s, box-shadow .2s}
.ccard:hover{transform:translateY(-6px); box-shadow:0 22px 50px rgba(0,0,0,.14)}
.ccard .top{height:150px; display:grid; place-items:center; color:#fff; font-family:var(--font-display); font-size:1.5rem}
.ccard .body{padding:22px}
.ccard .body p{color:var(--muted); margin:.4rem 0 16px}
.ccard .links{display:flex; gap:10px}

/* reveal (GSAP enhances; visible by default if JS/anim off) */
[data-reveal]{opacity:1}
.js [data-reveal]{opacity:0; transform:translateY(22px)}

/* ---- responsive --------------------------------------------------------- */
@media (max-width:880px){
  .nav-links{position:fixed; inset:68px 0 auto 0; flex-direction:column; background:var(--bg);
    border-bottom:1px solid var(--line); padding:18px 22px; gap:16px; transform:translateY(-130%); transition:.3s; z-index:40}
  .nav-links.open{transform:translateY(0)}
  .burger{display:flex}
  /* stronger, top-anchored scrim so the headline + copy stay legible over a busy portrait scene */
  .hero::before{background:linear-gradient(168deg, var(--bg) 0%, color-mix(in srgb, var(--bg) 60%, transparent) 50%, transparent 92%)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .auth{grid-template-columns:1fr}
  .auth-brand{min-height:38vh}
  .concepts{grid-template-columns:1fr}
}
@media (max-width:600px){
  /* phones: keep logo + hamburger; the hero carries the primary CTA, so drop the nav button to avoid overlap */
  .nav-cta .btn{display:none}
  .brand{font-size:1.05rem}
  .brand .mark{width:32px; height:26px}
}
@media (max-width:520px){ .steps{grid-template-columns:1fr} .stats{grid-template-columns:1fr 1fr} }
@media (prefers-reduced-motion:reduce){
  .ticker-track{animation:none} *{scroll-behavior:auto}
}

/* ============================================================================
   BX nav — desktop grouped dropdowns + mobile arc-burst bottom nav (2026-07)
   Uses var(--accent) (amber on the pile theme). bx- prefixed to avoid clashes.
   ========================================================================== */
.bx-nav{display:flex;align-items:center;gap:15px}
.bx-nav a,.bx-grp>button{font-family:var(--font-body);font-size:.9rem;color:var(--muted);white-space:nowrap;background:none;border:0;cursor:pointer;padding:6px 2px;display:inline-flex;align-items:center;gap:5px;line-height:1}
.bx-nav a:hover,.bx-grp>button:hover{color:var(--ink)}
.bx-nav a.on{color:var(--accent);font-weight:700}
.bx-grp{position:relative}
.bx-grp>button .cx{font-size:.6rem;transition:transform .18s}
.bx-grp.open>button{color:var(--ink);font-weight:600}
.bx-grp.open>button .cx{transform:rotate(180deg)}
.bx-menu{position:absolute;top:calc(100% + 9px);left:-10px;min-width:206px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:7px;display:none;z-index:60;box-shadow:0 16px 36px rgba(90,60,10,.16)}
.bx-grp.open .bx-menu{display:block}
.bx-menu a{display:flex;gap:10px;align-items:center;padding:9px 11px;border-radius:9px;color:var(--ink);font-size:.9rem}
.bx-menu a:hover{background:var(--bg2)}
.bx-menu a.on{color:var(--accent);font-weight:700}
.bx-menu .k{width:20px;text-align:center;font-size:1rem}
.bx-sell{color:var(--accent-ink)!important;background:var(--accent);border-radius:999px;padding:7px 16px!important;font-weight:700}
.bx-sell:hover{filter:brightness(.93)}
.bx-bell{position:relative;font-size:1.05rem}
.bx-bell .bx-badge{position:absolute;top:-7px;right:-10px;background:var(--accent);color:#fff;font-size:.62rem;font-weight:700;border-radius:9px;padding:0 5px}
.bx-nav a:focus-visible,.bx-grp>button:focus-visible,.bx-menu a:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:7px}

/* ---- mobile arc-burst (phones/tablets) ---- */
.bx-mnav{display:none}
@media(max-width:900px){
  .bx-nav{display:none}
  .bx-mnav{display:block}
  main.wrap{padding-bottom:118px!important}
}
.bx-scrim{position:fixed;inset:0;background:rgba(42,26,5,.30);opacity:0;pointer-events:none;transition:opacity .3s ease;z-index:44}
.bx-mnav.open .bx-scrim{opacity:1;pointer-events:auto}
.bx-bar{position:fixed;left:50%;bottom:calc(14px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);z-index:46;display:flex;align-items:center;gap:2px;padding:7px 10px;border-radius:999px;width:min(94vw,430px);justify-content:space-between;background:rgba(255,253,248,.82);-webkit-backdrop-filter:blur(22px) saturate(160%);backdrop-filter:blur(22px) saturate(160%);border:1px solid rgba(48,38,22,.18);box-shadow:0 16px 44px rgba(90,60,10,.30);transition:transform .35s cubic-bezier(.4,0,.2,1),opacity .3s ease,padding .3s ease}
.bx-bar.shrink{transform:translateX(-50%) scale(.82) translateY(6px);opacity:.92;padding:5px 8px}
.bx-tab{flex:1;background:none;border:0;color:var(--muted);font-family:inherit;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 2px;border-radius:14px;font-size:9.5px;font-weight:600;text-decoration:none}
.bx-tab .ic{font-size:19px;line-height:1}
.bx-tab.on{color:var(--ink)} .bx-tab.on .ic{filter:drop-shadow(0 0 7px rgba(163,90,7,.5))}
.bx-cwrap{flex:0 0 auto;width:60px;display:flex;justify-content:center}
.bx-center{width:54px;height:54px;margin-top:-26px;border-radius:50%;color:#fff;font-size:26px;font-weight:700;display:flex;align-items:center;justify-content:center;cursor:pointer;background:linear-gradient(135deg,#e0973a,#a35a07);border:2px solid var(--card);box-shadow:0 6px 18px rgba(163,90,7,.45);transition:transform .4s ease,box-shadow .3s ease;font-family:inherit;line-height:1}
.bx-center:active{transform:scale(.93)}
.bx-mnav.open .bx-center{transform:rotate(135deg) scale(1.06);box-shadow:0 0 22px rgba(199,125,42,.8),0 6px 18px rgba(163,90,7,.4)}
.bx-arc{position:fixed;left:50%;bottom:calc(40px + env(safe-area-inset-bottom,0px));width:0;height:0;z-index:45;pointer-events:none}
.bx-x{position:absolute;left:0;bottom:0;width:56px;transform:translate(-50%,10px) scale(.2);opacity:0;display:flex;flex-direction:column;align-items:center;gap:4px;pointer-events:none;text-decoration:none;transition:transform .45s cubic-bezier(.34,1.55,.5,1),opacity .3s ease}
.bx-mnav.open .bx-x{opacity:1;pointer-events:auto}
.bx-x .b{width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--ink);background:rgba(255,253,248,.9);border:1px solid rgba(48,38,22,.18);box-shadow:0 8px 20px rgba(90,60,10,.28);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}
.bx-x .l{font-size:9.5px;color:var(--ink);font-weight:600;white-space:nowrap;text-shadow:0 1px 3px rgba(255,253,248,.9)}
.bx-x:nth-child(1){transition-delay:0s}.bx-x:nth-child(2){transition-delay:.035s}.bx-x:nth-child(3){transition-delay:.07s}.bx-x:nth-child(4){transition-delay:.105s}.bx-x:nth-child(5){transition-delay:.14s}.bx-x:nth-child(6){transition-delay:.175s}.bx-x:nth-child(7){transition-delay:.21s}
.bx-mnav.open .bx-x:nth-child(1){transform:translate(calc(-50% - 132px),-40px) scale(1)}
.bx-mnav.open .bx-x:nth-child(2){transform:translate(calc(-50% - 104px),-96px) scale(1)}
.bx-mnav.open .bx-x:nth-child(3){transform:translate(calc(-50% - 52px),-134px) scale(1)}
.bx-mnav.open .bx-x:nth-child(4){transform:translate(-50%,-150px) scale(1)}
.bx-mnav.open .bx-x:nth-child(5){transform:translate(calc(-50% + 52px),-134px) scale(1)}
.bx-mnav.open .bx-x:nth-child(6){transform:translate(calc(-50% + 104px),-96px) scale(1)}
.bx-mnav.open .bx-x:nth-child(7){transform:translate(calc(-50% + 132px),-40px) scale(1)}
.bx-center:focus-visible,.bx-tab:focus-visible,.bx-x:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:12px}
@media(prefers-reduced-motion:reduce){.bx-x,.bx-bar,.bx-center{transition:opacity .2s ease}}

/* ---- bare mode (auth pages hide app chrome) + branded login ---- */
body.bx-bare .topbar, body.bx-bare .bx-mnav, body.bx-bare footer{display:none!important}
body.bx-bare main.wrap{padding:0!important;max-width:none}
.bx-auth{display:grid;grid-template-columns:1.05fr .95fr;min-height:100vh}
.bx-auth-brand{background:linear-gradient(150deg,#c9791f 0%,#a35a07 55%,#7a4205 100%);color:#fff;display:flex;align-items:center;padding:56px clamp(28px,5vw,72px);position:relative;overflow:hidden}
.bx-auth-brand::after{content:"";position:absolute;right:-90px;bottom:-90px;width:320px;height:320px;border-radius:34px;background:rgba(255,255,255,.07);transform:rotate(18deg)}
.bx-auth-brand::before{content:"";position:absolute;right:70px;top:-60px;width:150px;height:150px;border-radius:26px;background:rgba(255,255,255,.06);transform:rotate(-12deg)}
.bx-auth-brand>div{position:relative;z-index:1;max-width:440px}
.bx-auth-logo{font-family:var(--font-display);font-weight:700;font-size:1.5rem;display:flex;align-items:center;gap:8px;margin-bottom:26px}
.bx-auth-brand h1{font-family:var(--font-display);color:#fff;font-size:clamp(2rem,3.6vw,2.9rem);line-height:1.05;margin:0 0 14px}
.bx-auth-brand p{color:rgba(255,255,255,.9);font-size:1.02rem;line-height:1.6;margin:0 0 26px}
.bx-auth-feat{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px}
.bx-auth-feat li{display:flex;align-items:center;gap:11px;font-weight:600;font-size:.98rem}
.bx-auth-feat li .k{width:38px;height:38px;border-radius:11px;background:rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;font-size:1.15rem;flex:0 0 auto}
.bx-auth-panel{display:flex;align-items:center;justify-content:center;padding:44px 24px;background:var(--bg)}
.bx-auth-card{width:100%;max-width:392px;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:34px 32px;box-shadow:0 18px 50px rgba(90,60,10,.10)}
.bx-auth-card h2{font-family:var(--font-display);font-size:1.6rem;margin:0 0 4px}
.bx-auth-card .bx-sub{color:var(--muted);font-size:.92rem;margin:0 0 20px}
.bx-field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.bx-field label{font-size:.82rem;font-weight:600;color:var(--muted)}
.bx-field input{padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:#fff;font-size:1rem;font-family:var(--font-body);color:var(--ink)}
.bx-field input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(163,90,7,.16)}
.bx-auth-btn{width:100%;justify-content:center;margin-top:6px;padding:13px;border-radius:12px;border:0;background:var(--accent);color:#fff;font-family:var(--font-display);font-weight:600;font-size:1rem;cursor:pointer}
.bx-auth-btn:hover{filter:brightness(.94)}
.bx-auth-err{background:#fbe9e2;border:1px solid #eabfae;color:#b23b16;border-radius:10px;padding:9px 12px;font-size:.88rem;font-weight:600;margin:0 0 14px}
.bx-auth-switch{color:var(--muted);font-size:.9rem;margin:16px 0 0;text-align:center}
.bx-auth-switch a{color:var(--accent);font-weight:700}
.bx-auth-note{color:var(--muted);font-size:.72rem;margin:16px 0 0;text-align:center;opacity:.8}
@media(max-width:820px){
  .bx-auth{grid-template-columns:1fr}
  .bx-auth-brand{padding:40px 28px 30px;min-height:auto}
  .bx-auth-brand h1{font-size:1.9rem} .bx-auth-feat{display:none}
  .bx-auth-panel{padding:28px 20px 50px}
}
