:root{color-scheme:dark;--bg:#030911;--panel:#071722;--line:#214b5b;--border:#214b5b;--text:#d7edf4;--muted:#8eb7c6;--cyan:#65e8ff;--magenta:#ff8fdc;--orange:#ff7a1a}*{box-sizing:border-box}html{background:var(--bg);color:var(--text);font-family:"Arial Narrow",Arial,sans-serif}body{margin:0;min-width:0;background:radial-gradient(circle at 15% 0,#0b2835 0,transparent 35%),var(--bg)}a{color:var(--cyan)}a:focus-visible{outline:2px solid var(--orange);outline-offset:3px}.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;z-index:9;background:#000;padding:10px}.public-mast{min-height:68px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px clamp(14px,4vw,48px);border-bottom:1px solid var(--line);background:#04111a}.wordmark{font-weight:900;letter-spacing:.12em;text-decoration:none;color:#fff;font-size:clamp(18px,3vw,28px)}.wordmark span{color:var(--magenta)}.public-mast nav{display:flex;gap:12px;flex-wrap:wrap}.public-mast nav a{padding:9px 11px;text-decoration:none;border:1px solid #183e4d;background:#071c28}main{width:min(1120px,calc(100% - 24px));margin:0 auto;padding:26px 0 50px}.public-title,.discovery-panel,.discovery-hero{border:1px solid var(--line);background:linear-gradient(145deg,#071722,#041019);padding:clamp(18px,4vw,34px);margin:0 0 16px;clip-path:polygon(0 0,calc(100% - 16px) 0,100% 16px,100% 100%,16px 100%,0 calc(100% - 16px))}.eyebrow{margin:0 0 8px;color:var(--magenta);font:800 11px/1.2 Consolas,monospace;letter-spacing:.16em}.public-title h1{font-size:clamp(30px,6vw,58px);line-height:1;margin:.1em 0 .35em;max-width:900px}.public-title>p:not(.eyebrow){color:var(--muted);font-size:clamp(16px,2vw,20px);max-width:820px}.access-strip{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:18px}.access-strip strong{color:var(--orange);text-transform:uppercase;letter-spacing:.08em}.entry{display:inline-block;padding:11px 16px;border:1px solid var(--cyan);text-decoration:none;background:#092430;color:#fff;font-weight:800}.topic-chips{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 16px}.topic-chip{padding:7px 10px;border:1px solid #255468;background:#061925;text-decoration:none;font-size:14px}.discovery-hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(260px,.95fr);gap:22px;align-items:center}.discovery-hero img{display:block;width:100%;height:auto;border:1px solid #28566a}.discovery-panel h2,.discovery-hero h2{font-size:clamp(22px,4vw,36px);margin:.1em 0 .45em}.discovery-panel h3{margin:.2em 0}.discovery-panel p,.discovery-hero p{line-height:1.65;color:#c2dbe3}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.feature-grid article{padding:14px;border:1px solid #183e4d;background:#04121b}.player-manual{display:grid;gap:10px}.manual-chapter{border:1px solid #214b5b;background:#061823}.manual-chapter summary{cursor:pointer;padding:14px;font-weight:800}.manual-chapter>div{padding:0 14px 14px}footer{display:flex;gap:14px;flex-wrap:wrap;padding:24px clamp(14px,4vw,48px);border-top:1px solid var(--line);color:var(--muted);background:#031019}@media(max-width:760px){.public-mast{align-items:flex-start;flex-direction:column}.discovery-hero{grid-template-columns:1fr}.feature-grid{grid-template-columns:1fr}main{width:min(100% - 18px,1120px)}.public-title,.discovery-panel,.discovery-hero{padding:18px}}

/* Public device shell, unified access console and player manual */
.public-mast{position:sticky;top:0;z-index:30;min-height:64px;background:linear-gradient(120deg,rgba(3,20,28,.97),rgba(18,7,30,.94));backdrop-filter:blur(16px);box-shadow:0 8px 30px #0006}
.public-mast::after{content:"DEVICE LINK";margin-left:auto;color:#769aa8;font:800 8px/1 Consolas,monospace;letter-spacing:.14em}
.public-mast nav{margin-left:10px}
.public-mast nav a{min-height:42px;display:inline-flex;align-items:center;justify-content:center;border-color:#315d6d;background:#091722;color:#d8f6ff;font-weight:800}
.public-title{position:relative;overflow:hidden;background:linear-gradient(145deg,#071925,#060e18 62%,#170d1a)}
.public-title::after{content:"";position:absolute;right:18px;top:18px;width:76px;height:3px;background:linear-gradient(90deg,var(--cyan),var(--magenta));box-shadow:0 0 14px #65e8ff55}
.access-strip{padding-top:2px}
.access-strip strong{font:800 9px/1.2 Consolas,monospace;letter-spacing:.13em}
.entry-console{margin:0 0 16px;border:1px solid #2b5b70;background:linear-gradient(145deg,#061a25,#050d15 65%,#150b18);clip-path:polygon(12px 0,calc(100% - 12px) 0,100% 12px,100% calc(100% - 12px),calc(100% - 12px) 100%,12px 100%,0 calc(100% - 12px),0 12px);box-shadow:0 18px 42px #0006}
.entry-console-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding:20px;border-bottom:1px solid #244d5f;background:#071722}
.entry-console-head h2{margin:.1em 0 .3em;font-size:clamp(24px,4vw,36px);color:#e8fbff}
.entry-console-head p:last-child{margin:0;max-width:700px;color:#9ebdc8;line-height:1.55}
.entry-signal{flex:0 0 auto;padding:7px 9px;border:1px solid #65e8ff;color:#65e8ff;font:800 8px/1 Consolas,monospace;letter-spacing:.12em}
.entry-console .pad{padding:18px}
.entry-console-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:12px}
.entry-lane{min-width:0;padding:16px;border:1px solid #214b5b;background:#04121b}
.entry-lane>span{display:block;margin-bottom:8px;color:#ff8fdc;font:800 9px/1 Consolas,monospace;letter-spacing:.13em}
.entry-lane h3{margin:0 0 8px;font-size:22px;color:#e6faff}
.entry-lane>p{color:#9fbdc8;line-height:1.55}
.entry-register-card{display:grid;gap:6px;margin:14px 0;padding:13px;border:1px solid #2c6375;background:#071d28}
.entry-register-card b{font-size:13px}
.entry-register-card small{color:#8eb7c6;line-height:1.4}
.entry-register-card .button,.entry-console .auth-submit,.entry-console .passkey-button{min-height:46px;display:flex;align-items:center;justify-content:center;border:1px solid #65e8ff;background:#0a2936;color:#fff;text-decoration:none;font-weight:800}
.entry-console .passkey-button{margin-bottom:10px;background:#101a2e;border-color:#9074be}
.entry-console form{display:grid;gap:7px}
.entry-console label{font-size:11px;color:#b8d3dd}
.entry-console input{width:100%;min-width:0;min-height:46px;padding:10px 11px;border:1px solid #315d6d;background:#020b11;color:#eefcff;font:14px/1.3 "Arial Narrow",Arial,sans-serif}
.entry-console input:focus{outline:2px solid #65e8ff;outline-offset:2px}
.entry-console .password-toggle{border:1px solid #315d6d;background:#0a1d29;color:#c8f2fb}
.entry-console .auth-divider{color:#789aa7}
.entry-console .auth-links{display:flex;gap:10px;flex-wrap:wrap}
.entry-console .auth-links a,.entry-manual-link{min-height:42px;display:inline-flex;align-items:center}
.entry-manual-link{margin-top:8px}
.entry-console .auth-error{border-color:#a64965;background:#2a0e18;color:#ffd5df}
.topic-chips{padding-top:4px}

.manual-device-head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:18px;align-items:center;padding:20px;border:1px solid #28566a;background:linear-gradient(145deg,#071925,#041019)}
.manual-device-head h2{margin:.1em 0 .35em;font-size:clamp(27px,4vw,40px)}
.manual-device-head p:last-child{margin:0;color:#9ebdc8;line-height:1.55}
.manual-device-readout{min-width:150px;padding:13px;border:1px solid #28566a;background:#03111a;text-align:right}
.manual-device-readout span,.manual-device-readout small{display:block;color:#7fa3b0;font:800 8px/1.25 Consolas,monospace;letter-spacing:.12em}
.manual-device-readout b{display:block;margin:4px 0;font-size:34px;color:#65e8ff}
.manual-quick-index{display:flex;gap:7px;overflow-x:auto;scroll-snap-type:x mandatory;padding:3px 0 10px;scrollbar-width:none}
.manual-quick-index::-webkit-scrollbar{display:none}
.manual-quick-index a{flex:0 0 auto;min-height:44px;display:flex;align-items:center;gap:7px;padding:9px 11px;border:1px solid #214b5b;background:#061823;color:#ccecf4;text-decoration:none;scroll-snap-align:start}
.manual-quick-index a span{color:#ff8fdc;font:800 8px Consolas,monospace}
.player-manual{display:grid;gap:8px}
.manual-chapter{margin:0!important;border:1px solid #214b5b!important;background:linear-gradient(145deg,#071722,#041019)!important;clip-path:polygon(7px 0,100% 0,100% calc(100% - 7px),calc(100% - 7px) 100%,0 100%,0 7px)}
.manual-chapter>summary{min-height:54px;display:flex!important;align-items:center;gap:10px;padding:12px 14px!important;color:#def8ff!important;list-style:none}
.manual-chapter>summary>b{color:#ff8fdc;font:800 9px Consolas,monospace}
.manual-chapter>summary .hud-icon{width:19px;height:19px;color:#65e8ff}
.manual-chapter>summary span{font-weight:800}
.manual-chapter>summary::after{content:"+";margin-left:auto;color:#75e9ff;font-size:20px}
.manual-chapter[open]>summary::after{content:"−"}
.manual-chapter>div{padding:2px 15px 15px!important;border-top:1px solid #173b49}
.manual-chapter p{color:#bdd6df;line-height:1.65}
.manual-chapter .btn{min-height:44px;display:inline-flex;align-items:center;padding:9px 12px;border:1px solid #315d6d;background:#09212d;color:#e1f9ff;text-decoration:none}
.manual-help{margin-top:12px;padding:18px;border:1px solid #214b5b;background:#05131d}
.manual-help h3{margin:0 0 6px}
.manual-help>p{color:#9ebdc8}
.manual-help>div{display:flex;gap:12px;flex-wrap:wrap;margin-top:12px}

@media(max-width:760px){
  .public-mast::after{display:none}
  .public-mast nav{margin-left:0;width:100%;display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}
  .public-mast nav a{font-size:11px;padding:8px 5px}
  .entry-console-head{padding:16px}
  .entry-signal{display:none}
  .entry-console-grid{grid-template-columns:1fr;padding:12px!important}
  .manual-device-head{grid-template-columns:1fr}
  .manual-device-readout{text-align:left;min-width:0}
}
@media(max-width:390px){
  .public-mast{padding:10px 9px}
  .public-mast .wordmark{font-size:17px}
  .entry-lane{padding:13px}
  .manual-chapter>summary{padding:11px 10px!important}
}
@media(prefers-reduced-motion:reduce){.manual-quick-index{scroll-behavior:auto}}

.entry-notice{margin:0 0 12px;padding:11px 13px;border:1px solid #2c6a61;background:#071f1d;color:#bdf8e8;font-weight:800}

.public-device-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:14px}
.public-device-head h2{margin:.15em 0 0}
.public-device-head>span{flex:0 0 auto;padding:7px 9px;border:1px solid #315d6d;color:#65e8ff;font:800 8px/1 Consolas,monospace;letter-spacing:.12em}
.public-route-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.public-route-grid article{min-width:0;padding:13px;border:1px solid #173b49;background:#04131c}
.public-route-grid b{display:block;color:#ff8fdc;font:800 9px/1.2 Consolas,monospace;letter-spacing:.11em}
.public-route-grid p{margin:8px 0 0!important;color:#9fbdc8!important;font-size:12px;line-height:1.5!important}
.public-first-session .feature-grid article{min-height:150px}
@media(max-width:900px){.public-route-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.public-device-head{display:grid}.public-device-head>span{justify-self:start}.public-route-grid{grid-template-columns:1fr}}


/* Registration uses the same instrument language as the Player Access console. */
.register-console-grid{grid-template-columns:minmax(250px,.72fr) minmax(0,1.28fr);align-items:start}
.register-intro-lane{position:sticky;top:12px}
.register-progress{display:grid;gap:8px;margin:16px 0;padding:0;list-style:none}
.register-progress li{display:grid;grid-template-columns:38px minmax(0,1fr);gap:10px;align-items:center;padding:10px;border:1px solid #214b5b;background:#061823}
.register-progress li>b{display:grid;place-items:center;min-height:36px;border:1px solid #315d6d;color:#65e8ff;font:800 10px/1 Consolas,monospace}
.register-progress strong,.register-progress small{display:block}
.register-progress strong{color:#e6faff;font-size:13px}
.register-progress small{margin-top:3px;color:#86a8b5;line-height:1.35}
.register-start-note{display:grid;gap:5px;margin:14px 0;padding:12px;border:1px solid #60485e;background:#170f1b}
.register-start-note b{color:#ff8fdc;font:800 9px/1 Consolas,monospace;letter-spacing:.12em}
.register-start-note span{color:#c6dce3;line-height:1.45}
.register-form-lane{padding:0;border:0;background:transparent}
.register-flow{display:grid;gap:12px}
.register-step{min-width:0;margin:0;padding:14px;border:1px solid #214b5b;background:#04131c}
.register-step legend{padding:0 8px;color:#dff8ff;font-weight:800}
.register-step legend span{display:inline-grid;place-items:center;min-width:28px;height:24px;margin-right:7px;border:1px solid #315d6d;color:#65e8ff;font:800 9px/1 Consolas,monospace}
.register-grid{display:grid;grid-template-columns:minmax(145px,.34fr) minmax(0,.66fr);gap:9px 12px;align-items:center}
.register-grid>label{margin:0}
.register-grid>.player-invite-confirm{grid-column:1/-1}
.register-password-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.register-password-grid>div{min-width:0}
.register-console select{width:100%;min-width:0;min-height:46px;padding:10px 11px;border:1px solid #315d6d;background:#020b11;color:#eefcff;font:14px/1.3 "Arial Narrow",Arial,sans-serif}
.register-note{margin:8px 0 0;color:#87aab7;line-height:1.45}
.register-confirm{display:grid;gap:12px}
.compact-consent{display:grid;gap:8px}
.consent-check{display:grid!important;grid-template-columns:auto minmax(0,1fr);gap:9px;align-items:start;padding:9px;border:1px solid #173b49;background:#06131c}
.consent-check input{width:20px!important;min-height:20px!important;margin:1px 0 0}
.consent-check span{color:#c1d7df;line-height:1.4}
.register-next{display:grid;gap:4px;padding:11px;border-left:3px solid #65e8ff;background:#071d28}
.register-next b{color:#e8fbff}
.register-next span{color:#9ebdc8}
.register-submit{width:100%;min-height:50px}

@media(max-width:760px){
  .register-console-grid{grid-template-columns:1fr}
  .register-intro-lane{position:static}
  .register-grid{grid-template-columns:1fr}
  .register-grid>label{margin-top:4px}
  .register-password-grid{grid-template-columns:1fr}
}