/* Auth pages: always dark. Left = 3D warehouse scene (pure CSS 3D), right = glass sign-in card */
:root{--a-bg:#050b14;--a-ink:#e8eef8;--a-mut:#8da0ba;--a-line:rgba(160,190,230,.18);--a-pri:#3b82f6;--a-teal:#14b8a6;--a-amber:#f59e0b}
*,*::before,*::after{box-sizing:border-box}
body.auth{font-family:"Segoe UI Variable","Segoe UI",system-ui,-apple-system,Roboto,sans-serif;margin:0;min-height:100vh;color:var(--a-ink);background:radial-gradient(1200px 700px at 22% 40%,#0f2a4d 0%,transparent 60%),radial-gradient(900px 600px at 90% 10%,#0b3a46 0%,transparent 55%),var(--a-bg);overflow-x:hidden}
.auth-wrap{display:grid;grid-template-columns:1.15fr 1fr;min-height:100vh;align-items:center;max-width:1280px;margin:0 auto;padding:0 28px;gap:12px}
.hero{position:relative;height:100vh;min-height:560px;display:flex;flex-direction:column;justify-content:center;min-width:0;overflow:hidden}
.hero-txt{position:absolute;left:0;top:8vh;z-index:3;max-width:420px;text-shadow:0 2px 18px rgba(5,11,20,.9)}
.hero-txt .k{font:600 12px/1 system-ui;letter-spacing:.2em;text-transform:uppercase;color:var(--a-teal)}
.hero-txt h1{font-size:clamp(34px,4.4vw,54px);line-height:1.04;margin:14px 0 10px;letter-spacing:-.025em;background:linear-gradient(120deg,#fff 30%,#7cb4ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-txt p{color:var(--a-mut);margin:0;max-width:36ch;font-size:15px}
.legend{position:absolute;left:0;bottom:7vh;display:flex;gap:16px;z-index:2;font-size:12px;color:var(--a-mut)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:-1px}
.stage{position:absolute;inset:0;perspective:1400px;perspective-origin:50% 38%;pointer-events:none}
.scene{position:absolute;left:51%;top:68%;width:0;height:0;transform-style:preserve-3d;transform:rotateX(calc(-26deg + var(--rx,0deg))) rotateY(var(--ry,0deg))}
.world{position:absolute;transform-style:preserve-3d;animation:spin 70s linear infinite}
@keyframes spin{to{transform:rotateY(360deg)}}
.floor{position:absolute;width:1100px;height:1100px;left:-550px;top:-550px;transform:rotateX(90deg);border-radius:50%;
 background:repeating-linear-gradient(0deg,rgba(90,150,255,.22) 0 1px,transparent 1px 48px),repeating-linear-gradient(90deg,rgba(90,150,255,.22) 0 1px,transparent 1px 48px);
 -webkit-mask-image:radial-gradient(circle,#000 28%,transparent 68%);mask-image:radial-gradient(circle,#000 28%,transparent 68%)}
.cube{position:absolute;transform-style:preserve-3d;width:var(--s);height:var(--s);left:calc(var(--s)/-2);top:calc(var(--s)/-2)}
.cube .f{position:absolute;inset:0;display:grid;place-items:center;font:700 calc(var(--s)*.16)/1 "Segoe UI",system-ui,sans-serif;letter-spacing:.08em;color:rgba(255,255,255,.88);
 border:1px solid rgba(255,255,255,.22);background:var(--c);box-shadow:inset 0 0 0 5px rgba(0,0,0,.14),inset 0 0 22px rgba(0,0,0,.28)}
.cube .f::after{content:"";position:absolute;left:12%;right:12%;top:50%;height:1px;background:rgba(255,255,255,.18)}
.cube .fr{transform:translateZ(calc(var(--s)/2))}.cube .bk{transform:rotateY(180deg) translateZ(calc(var(--s)/2));filter:brightness(.7)}
.cube .ri{transform:rotateY(90deg) translateZ(calc(var(--s)/2));filter:brightness(.82)}.cube .le{transform:rotateY(-90deg) translateZ(calc(var(--s)/2));filter:brightness(.62)}
.cube .tp{transform:rotateX(90deg) translateZ(calc(var(--s)/2));filter:brightness(1.25)}.cube .bt{transform:rotateX(-90deg) translateZ(calc(var(--s)/2));filter:brightness(.4)}
.k0{--c:linear-gradient(135deg,#2563eb,#1e40af)}.k1{--c:linear-gradient(135deg,#0d9488,#0f766e)}.k2{--c:linear-gradient(135deg,#d97706,#b45309)}.k3{--c:linear-gradient(135deg,#475569,#334155)}
.cube.fl{animation:bob 5s ease-in-out infinite}@keyframes bob{50%{margin-top:-18px}}
.glow{position:absolute;left:50%;top:60%;width:520px;height:520px;margin:-260px;border-radius:50%;background:radial-gradient(circle,rgba(59,130,246,.28),transparent 65%);filter:blur(8px)}
.card-a{min-width:0;background:linear-gradient(160deg,rgba(255,255,255,.09),rgba(255,255,255,.03));border:1px solid var(--a-line);border-radius:20px;padding:34px 32px;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);box-shadow:0 30px 80px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.12);max-width:420px;width:100%;justify-self:center;position:relative;z-index:3}
.card-a h2{margin:0 0 4px;font-size:24px;letter-spacing:-.01em}.card-a .sub{margin:0 0 22px;color:var(--a-mut);font-size:13.5px}
.card-a label{display:block;font-size:12px;font-weight:600;color:var(--a-mut);margin:14px 0 6px;letter-spacing:.03em}
.card-a input{width:100%;padding:12px 14px;border-radius:11px;border:1px solid var(--a-line);background:rgba(4,10,20,.55);color:var(--a-ink);font:inherit;font-size:15px}
.card-a input:focus{outline:0;border-color:var(--a-pri);box-shadow:0 0 0 3px rgba(59,130,246,.28)}
.card-a .otp{letter-spacing:.5em;text-align:center;font-size:24px;font-weight:700}
.card-a button.go,.card-a a.go{display:block;box-sizing:border-box;width:100%;margin-top:22px;padding:13px;border:0;border-radius:11px;font:inherit;font-weight:700;font-size:15px;color:#fff;cursor:pointer;background:linear-gradient(135deg,#3b82f6,#1d4ed8);box-shadow:0 10px 28px rgba(37,99,235,.45);transition:transform .1s,filter .15s}
.card-a button.go:hover,.card-a a.go:hover{filter:brightness(1.1)}.card-a button.go:active,.card-a a.go:active{transform:translateY(1px)}
.card-a .lnk{display:flex;justify-content:space-between;margin-top:16px;font-size:13px}.card-a a{color:#8fbaff;text-decoration:none}.card-a a:hover{text-decoration:underline}
.card-a .flash{padding:10px 13px;border-radius:10px;margin-bottom:6px;font-size:13.5px}.card-a .flash.err{background:rgba(220,38,38,.18);color:#fecaca}.card-a .flash.ok{background:rgba(16,185,129,.18);color:#a7f3d0}.card-a .flash.warn{background:rgba(245,158,11,.18);color:#fde68a}
.card-a .pwrow{position:relative}.card-a .pwrow button{position:absolute;right:8px;top:7px;background:none;border:0;color:var(--a-mut);cursor:pointer;font-size:12px;padding:6px}
.card-a .foot{margin-top:22px;padding-top:14px;border-top:1px solid var(--a-line);font-size:11.5px;color:var(--a-mut);text-align:center}
@media(max-width:900px){.auth-wrap{grid-template-columns:minmax(0,1fr);padding:0 16px}.hero{height:330px;min-height:0;order:-1}.hero-txt{top:14px}.hero-txt h1{font-size:30px}.hero-txt p,.legend{display:none}.stage{transform:scale(.5);transform-origin:50% 100%}.scene{left:62%;top:92%}.card-a{margin-bottom:30px}}
@media(prefers-reduced-motion:reduce){.world,.cube.fl{animation:none}}

.brand{display:block;width:190px;margin:0 0 18px;filter:drop-shadow(0 4px 14px rgba(0,0,0,.5))}
.brand-sm{display:none;width:130px;margin:0 auto 14px}
@media(max-width:900px){.brand{display:none}.brand-sm{display:block}}