.hds-auth{--hds-red:#e60028;--hds-red-dark:#c30022;--hds-black:#0a0a0a;--paper:#fff;--paper-2:#f6f6f7;--ink:#0a0a0a;--muted:#6b7280;--muted-2:#9ca3af;--line:#e5e7eb;--tier-gold:#d4a33b;--accent-pink:#e91e8c;--accent-green:#2eab52;--accent-yellow:#f5d000;--ai-gradient:linear-gradient(90deg,#e60028,#e91e8c);--shadow-sm:0 1px 2px rgba(0,0,0,.06);color:var(--ink);font-family:var(--font-be-vietnam),"Be Vietnam Pro",sans-serif}.hds-auth .auth-page{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;background:var(--hds-black);color:#fff}@media (max-width:980px){.hds-auth .auth-page{grid-template-columns:1fr}}.hds-auth .auth-left{padding:48px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden;background:radial-gradient(ellipse at 30% 20%,rgba(230,0,40,.2) 0,transparent 55%),radial-gradient(ellipse at 70% 80%,rgba(233,30,140,.15) 0,transparent 55%),var(--hds-black)}.hds-auth .auth-left:before{content:"";position:absolute;inset:0;background-image:linear-gradient(hsla(0,0%,100%,.025) 1px,transparent 0),linear-gradient(90deg,hsla(0,0%,100%,.025) 1px,transparent 0);background-size:60px 60px;-webkit-mask-image:linear-gradient(180deg,transparent,#000 30%,#000 70%,transparent);mask-image:linear-gradient(180deg,transparent,#000 30%,#000 70%,transparent);pointer-events:none}.hds-auth .auth-left>*{position:relative;z-index:2}@media (max-width:980px){.hds-auth .auth-left{display:none}}.hds-auth .brand-block{display:block}.hds-auth .brand-block .academy-tag{margin-left:4px}.hds-auth .brand-block .hds-logo{display:inline-flex;align-items:center;gap:0;font-weight:800}.hds-auth .brand-block .hds-logo .hd{color:var(--hds-red);font-size:19px;letter-spacing:-.02em}.hds-auth .brand-block .hds-logo .sec{color:#c7c7cc;font-size:19px;font-weight:700;letter-spacing:-.02em}.hds-auth .brand-block .hds-logo .squares{display:inline-grid;grid-template:repeat(4,5px) /repeat(2,5px);gap:1px;margin-left:7px;transform:translateY(-2px)}.hds-auth .brand-block .hds-logo .squares span{width:5px;height:5px}.hds-auth .brand-block .hds-logo .squares .s1{background:var(--accent-pink);grid-column:2;grid-row:1}.hds-auth .brand-block .hds-logo .squares .s2{background:var(--accent-green);grid-column:1;grid-row:2}.hds-auth .brand-block .hds-logo .squares .s3{background:var(--accent-green);grid-column:2;grid-row:3}.hds-auth .brand-block .hds-logo .squares .s4{background:var(--accent-yellow);grid-column:1;grid-row:4}.hds-auth .brand-block .academy-tag{display:inline-flex;gap:8px;align-items:center;padding:5px 10px 5px 5px;background:hsla(0,0%,100%,.06);border:1px solid hsla(0,0%,100%,.12);border-radius:100px;margin-top:14px}.hds-auth .brand-block .academy-tag .pill{background:var(--hds-red);color:#fff;padding:2px 8px;border-radius:100px;font-size:9.5px;font-weight:700;letter-spacing:.1em}.hds-auth .brand-block .academy-tag .name{font-size:11px;color:hsla(0,0%,100%,.85)}.hds-auth .auth-hero h1{font-size:44px;line-height:1.1;color:#fff;margin:0 0 18px;max-width:460px}.hds-auth .auth-hero h1 .accent{background:var(--ai-gradient);-webkit-background-clip:text;background-clip:text;color:transparent}.hds-auth .auth-hero p{color:hsla(0,0%,100%,.75);font-size:16px;max-width:440px;line-height:1.6}.hds-auth .auth-stats{display:flex;gap:40px;padding-top:24px;border-top:1px solid hsla(0,0%,100%,.08)}.hds-auth .auth-stats .v{font-size:28px;font-weight:600;color:#fff;line-height:1}.hds-auth .auth-stats .l{font-size:11.5px;color:hsla(0,0%,100%,.55);margin-top:4px}.hds-auth .auth-right{background:var(--paper);color:var(--ink);padding:32px 40px;display:flex;align-items:center;justify-content:center}@media (max-width:980px){.hds-auth .auth-right{padding:24px}}.hds-auth .auth-card{width:100%;max-width:420px}.hds-auth .auth-card h2{font-size:23px;margin:0 0 5px}.hds-auth .auth-card .sub{font-size:13.5px;color:var(--muted);margin-bottom:16px}.hds-auth .hdi-login-btn{width:100%;padding:13px 18px;min-height:44px;background:#fff;border:2px solid var(--tier-gold);border-radius:100px;display:flex;align-items:center;gap:12px;cursor:pointer;font-size:15.5px;font-weight:700;color:var(--tier-gold);text-decoration:none;box-shadow:0 6px 18px rgba(212,163,59,.18);transition:all .15s}.hds-auth .hdi-login-btn:hover{background:rgba(212,163,59,.06);transform:translateY(-1px);box-shadow:0 10px 24px rgba(212,163,59,.26)}.hds-auth .hdi-login-btn[aria-disabled=true]{opacity:.6;cursor:progress}.hds-auth .hdi-login-btn[aria-disabled=true]:hover{transform:none;box-shadow:none;background:#fff}.hds-auth .hdi-login-btn .ic{width:32px;height:32px;display:flex;align-items:center;justify-content:center;flex-shrink:0;background:var(--hds-red);color:#fff;border-radius:8px;font-weight:800;font-size:12px;letter-spacing:.02em}.hds-auth .hdi-login-btn .txt{flex:1;text-align:center;line-height:1.25}.hds-auth .hdi-login-btn .arrow{font-size:18px}.hds-auth .hdi-helper{font-size:11.5px;color:var(--muted);text-align:center;margin-top:8px;line-height:1.45}.hds-auth .auth-error{padding:10px 14px;border-radius:10px;background:rgba(230,0,40,.06);border:1px solid rgba(230,0,40,.18);color:var(--hds-red);font-size:13px;margin-bottom:14px}.hds-auth .divider{display:flex;align-items:center;gap:14px;margin:14px 0 12px;color:var(--muted);font-size:11.5px}.hds-auth .divider:after,.hds-auth .divider:before{content:"";flex:1;height:1px;background:var(--line)}.hds-auth .terms{display:block;font-size:11.5px;color:var(--muted);text-align:center;margin-top:16px;line-height:1.6}.hds-auth .terms a{color:var(--hds-red)}.hds-auth .txt-mobile{display:none}.hds-auth .auth-status{font-size:14px;color:var(--muted);text-align:center}.hds-auth .auth-loading{display:flex;flex-direction:column;align-items:center;gap:14px;padding:28px 0;text-align:center}.hds-auth .auth-loading h2{margin:0;font-size:22px}.hds-auth .auth-loading-sub{font-size:14px;color:var(--muted);max-width:320px;line-height:1.5}.hds-auth .auth-spinner{width:44px;height:44px;border-radius:50%;border:3px solid rgba(212,163,59,.22);border-top:3px solid var(--hds-red);animation:auth-spin .9s linear infinite}@keyframes auth-spin{to{transform:rotate(1turn)}}@media (prefers-reduced-motion:reduce){.hds-auth .auth-spinner{animation:none}}.hds-auth .auth-view-qr{animation:qrPop .18s ease}@keyframes qrPop{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.hds-auth .auth-view-qr{text-align:center}.hds-auth .auth-view-qr .sub{max-width:320px;margin:0 auto 22px}.hds-auth .auth-view-qr .divider{margin-top:22px}.hds-auth .qr-view{display:flex;flex-direction:column;align-items:center;text-align:center}.hds-auth .qr-view-img{box-sizing:border-box;width:208px;height:208px;padding:14px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-sm)}.hds-auth .qr-view-note{font-size:12.5px;color:var(--muted);max-width:300px;margin:14px auto 0;line-height:1.55}.hds-auth .qr-view-note b{color:var(--hds-red);font-weight:700}.hds-auth .qr-view-note .qr-timer{font-family:var(--font-mono,ui-monospace,monospace)}@media (max-width:980px){.hds-auth .auth-view-qr .divider,.hds-auth .auth-view-qr .qr-login,.hds-auth .auth-view-qr .qr-view,.hds-auth .txt-desktop{display:none}.hds-auth .txt-mobile{display:inline}.hds-auth .auth-view-qr{text-align:left}.hds-auth .auth-view-qr .sub{margin:0 0 22px}}.hds-auth .qr-login{display:flex;flex-direction:column;align-items:center;gap:12px}.hds-auth .qr-login-skeleton{width:208px;height:208px;border-radius:16px;background:linear-gradient(100deg,rgba(212,163,59,.08) 40%,rgba(212,163,59,.18) 50%,rgba(212,163,59,.08) 60%);background-size:200% 100%;animation:qr-skeleton-shimmer 1.4s ease infinite}@keyframes qr-skeleton-shimmer{to{background-position:-200% 0}}.hds-auth .qr-login-expired{font-size:14px;color:var(--muted)}@media (prefers-reduced-motion:reduce){.hds-auth .auth-view-qr,.hds-auth .qr-login-skeleton{animation:none}.hds-auth .hdi-login-btn:hover{transform:none}}.hds-auth a:focus-visible,.hds-auth button:focus-visible{outline:2px solid var(--hds-red);outline-offset:2px}@media (max-width:768px){.hds-auth .auth-right{padding:24px 18px}.hds-auth .auth-card h2{font-size:25px}}@media (max-width:480px){.hds-auth .auth-right{padding:20px 16px}.hds-auth .auth-card h2{font-size:23px}.hds-auth .hdi-login-btn{font-size:14.5px;padding:15px 16px}}