/* Landing only: one screen, no scroll. Tokens, fonts and .login-choice come from /styles.css (AI X HUB design). */
html,body{height:100%}
body{background:var(--canvas);overflow-x:hidden}
.lp-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.lp-page{position:relative;isolation:isolate;min-height:100svh;display:grid;grid-template-rows:auto 1fr auto;max-width:1360px;margin:0 auto;padding:0 48px}

/* Full-bleed background: fal radar image, video loop on wide screens */
.lp-media{position:fixed;inset:0;z-index:-2;background:#050607 var(--hero-image,none) 70% center/cover no-repeat}
.lp-media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:70% center}
.lp-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,6,7,.95) 0%,rgba(5,6,7,.7) 42%,rgba(5,6,7,.35) 70%,rgba(5,6,7,.8) 100%),radial-gradient(ellipse at 50% 120%,rgba(5,6,7,.9),transparent 60%)}
.lp-grain{position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.06;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

/* Header */
.lp-head{display:flex;align-items:center;gap:16px;min-height:76px}
.lp-badge{margin-left:auto;display:inline-flex;align-items:center;gap:8px;font:500 11px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--accent);border:1px solid rgba(34,229,240,.28);background:rgba(34,229,240,.06);border-radius:999px;padding:8px 12px}
.lp-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent);animation:lp-pulse 2.4s var(--ease) infinite}

/* Main split */
.lp-main{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(320px,420px);gap:clamp(32px,6vw,96px);align-items:center;padding:12px 0}
.lp-kicker{font:500 .72rem/1.4 var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.lp-main h1{font-size:clamp(42px,6.4vw,96px);line-height:.96;letter-spacing:-.05em;font-weight:800;margin:20px 0 0}
.lp-main h1 span{display:block}
.lp-main h1 span+span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;padding-bottom:.06em}
.lp-lead{font-size:clamp(15px,1.4vw,18px);line-height:1.6;color:var(--muted);max-width:460px;margin:22px 0 0}

/* Waitlist form */
.lp-form{margin-top:30px;max-width:500px}
.lp-field{display:flex;gap:8px;padding:6px;border:1px solid var(--border);border-radius:16px;background:rgba(11,16,19,.66);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);transition:border-color .25s,box-shadow .25s}
.lp-field:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px var(--tint)}
.lp-field input{flex:1;min-width:0;background:transparent;border:0;color:var(--text);font:inherit;font-size:16px;padding:12px 14px;outline:none}
.lp-field input::placeholder{color:var(--dim)}
.lp-btn{border:0;border-radius:12px;background:var(--accent);color:var(--ink);font:700 15px/1 inherit;font-family:inherit;padding:0 22px;min-height:48px;cursor:pointer;white-space:nowrap;box-shadow:0 8px 30px -8px rgba(34,229,240,.6);transition:transform .2s var(--ease),box-shadow .2s}
.lp-btn:hover{transform:translateY(-1px);box-shadow:0 12px 36px -8px rgba(34,229,240,.75)}
.lp-btn:focus-visible{outline:2px solid var(--ice);outline-offset:3px}
.lp-btn[disabled]{opacity:.6;cursor:progress;transform:none}
.lp-note{font:500 11px/1.4 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--dim);margin:12px 4px 0}
.lp-status{min-height:20px;font-size:14px;margin:8px 4px 0}
.lp-status[data-state="success"]{color:var(--accent)}
.lp-status[data-state="error"]{color:var(--danger)}
.lp-hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}

/* Sign-in card (right) */
.lp-card{position:relative;border-radius:24px;padding:30px;background:linear-gradient(160deg,rgba(23,32,36,.72),rgba(8,12,14,.72));backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);box-shadow:0 40px 120px -50px rgba(34,229,240,.45),inset 0 1px 0 rgba(255,255,255,.06)}
.lp-card::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(160deg,rgba(34,229,240,.55),rgba(255,255,255,.06) 40%,rgba(34,229,240,.18));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.lp-card h2{font-size:26px;letter-spacing:-.025em;margin:12px 0 0}
.lp-card .muted{font-size:14px;line-height:1.6;margin:10px 0 0}
.lp-card .login-options{margin-top:22px;display:grid;gap:10px}
.lp-card .login-choice{width:100%;text-decoration:none}
.lp-card .login-choice small{color:var(--accent)}
.lp-card .fine{font-size:12px;line-height:1.55;color:var(--dim);margin:18px 0 0;padding-top:16px;border-top:1px solid var(--line)}
[data-cabinet][aria-disabled="true"]{opacity:.62;cursor:not-allowed;pointer-events:none}

/* Footer */
.lp-foot{display:flex;flex-wrap:wrap;align-items:center;gap:12px 24px;min-height:64px;color:var(--dim);font:500 11px/1.4 var(--mono);letter-spacing:.12em;text-transform:uppercase}
.lp-foot .lp-motto{margin-right:auto}
.lp-lang select{background:rgba(11,16,19,.7);color:var(--text);border:1px solid var(--border);border-radius:10px;font:13px/1 var(--mono);padding:8px 10px;letter-spacing:0;text-transform:none}

/* Entrance */
.lp-rise{animation:lp-rise .9s var(--ease) both}
.lp-rise:nth-child(2){animation-delay:.08s}.lp-rise:nth-child(3){animation-delay:.16s}.lp-rise:nth-child(4){animation-delay:.24s}
.lp-card.lp-rise{animation-delay:.3s}
@keyframes lp-rise{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@keyframes lp-pulse{50%{box-shadow:0 0 0 6px transparent,0 0 18px var(--accent)}}
@media (prefers-reduced-motion:reduce){.lp-rise,.lp-badge::before{animation:none}.lp-media video{display:none}.lp-btn{transition:none}}

/* Desktop: exactly one screen */
@media (min-width:901px) and (min-height:620px){body{overflow:hidden}.lp-page{height:100svh}}
@media (min-width:901px) and (max-height:760px){.lp-main h1{font-size:clamp(40px,5.2vw,72px)}.lp-head{min-height:64px}.lp-foot{min-height:52px}.lp-card{padding:24px}.lp-card .login-options{margin-top:16px}}

/* Tablet/phone: stack compactly */
@media (max-width:900px){
 .lp-page{padding:0 20px}
 .lp-main{grid-template-columns:1fr;gap:22px;align-content:start;padding:8px 0 16px}
 .lp-head{min-height:60px}
 .lp-main h1{margin-top:12px}
 .lp-lead{margin-top:14px}
 .lp-form{margin-top:18px}
 .lp-media{background-position:65% top}
 .lp-media::after{background:linear-gradient(0deg,rgba(5,6,7,.96) 35%,rgba(5,6,7,.6) 70%,rgba(5,6,7,.75) 100%)}
 .lp-card{padding:20px;border-radius:20px}
 .lp-card h2{font-size:21px}
 .lp-card .muted,.lp-card .fine{display:none}
 .lp-card .login-options{margin-top:14px}
 .lp-foot{min-height:48px}
 .lp-kicker{display:none}
 .lp-main h1{margin-top:4px}
 .lp-status:empty{min-height:0;margin:0}
 .lp-note{margin-top:10px}
 .lp-main{gap:18px}
}
@media (max-width:520px){.lp-field{flex-direction:column;padding:8px}.lp-btn{width:100%}.lp-foot .lp-motto{display:none}}

/* Visual layer instead of explanatory copy */
.lp-hud{position:fixed;inset:18px;z-index:-1;pointer-events:none}
.lp-hud i{position:absolute;width:22px;height:22px;border-color:rgba(34,229,240,.45);border-style:solid;border-width:0}
.lp-hud i:nth-child(1){top:0;left:0;border-top-width:1px;border-left-width:1px}
.lp-hud i:nth-child(2){top:0;right:0;border-top-width:1px;border-right-width:1px}
.lp-hud i:nth-child(3){bottom:0;left:0;border-bottom-width:1px;border-left-width:1px}
.lp-hud i:nth-child(4){bottom:0;right:0;border-bottom-width:1px;border-right-width:1px}
.lp-scan{position:absolute;left:0;right:0;height:1px;top:0;background:linear-gradient(90deg,transparent,rgba(34,229,240,.5),transparent);box-shadow:0 0 18px rgba(34,229,240,.5);animation:lp-scan 9s linear infinite;opacity:.55}
@keyframes lp-scan{0%{transform:translateY(0)}100%{transform:translateY(calc(100vh - 36px))}}

.lp-main h1 span+span{background-size:200% 100%;background-image:linear-gradient(100deg,var(--teal) 0%,var(--accent) 35%,var(--ice) 50%,var(--accent) 65%,var(--teal) 100%);animation:lp-shine 6s var(--ease) infinite}
@keyframes lp-shine{0%,100%{background-position:100% 0}50%{background-position:0 0}}


@property --lp-angle{syntax:'<angle>';inherits:false;initial-value:0deg}
.lp-card::before{background:conic-gradient(from var(--lp-angle),rgba(34,229,240,.08) 0deg,rgba(34,229,240,.9) 40deg,rgba(233,253,255,.6) 60deg,rgba(34,229,240,.08) 110deg,rgba(255,255,255,.06) 360deg);animation:lp-spin 7s linear infinite}
@keyframes lp-spin{to{--lp-angle:360deg}}
.lp-card h2{margin-top:18px}

@media (prefers-reduced-motion:reduce){.lp-scan,.lp-card::before,.lp-main h1 span+span{animation:none}}
@media (max-width:900px){.lp-hud{inset:10px}}


/* Bigger headline, roomier sign-in card */
.lp-main{grid-template-columns:minmax(0,1.2fr) minmax(360px,520px)}
.lp-main h1{font-size:clamp(52px,8vw,128px);line-height:.92;letter-spacing:-.055em;margin-top:18px}
.lp-card{padding:clamp(32px,3.2vw,48px);border-radius:28px}
.lp-card h2{font-size:clamp(28px,2.4vw,36px);margin:0}
.lp-card .login-options{margin-top:28px;gap:14px}
.lp-card .login-choice{padding:20px 22px;border-radius:18px}
.lp-card .login-choice strong{font-size:17px}
.lp-card .choice-icon{width:48px;height:48px}
@media (min-width:901px) and (max-height:760px){.lp-main h1{font-size:clamp(46px,6.6vw,100px)}.lp-card{padding:30px}.lp-card .login-choice{padding:16px 18px}}
@media (max-width:900px){.lp-main{grid-template-columns:1fr}.lp-main h1{font-size:clamp(46px,13vw,64px)}.lp-card{padding:22px;border-radius:22px}.lp-card h2{font-size:22px}.lp-card .login-options{margin-top:16px;gap:10px}.lp-card .login-choice{padding:14px 16px}.lp-card .choice-icon{width:40px;height:40px}}
.lp-main>section{min-width:0}
.lp-lang{margin-left:auto}