:root{--az-bg: #F8FAFC;--az-surface: #FFFFFF;--az-primary: #2563EB;--az-primary-action: #2563EB;--az-primary-action-hover: #1D4ED8;--az-navy: #071827;--az-midnight: #0D1F3C;--az-border: #E2E8F0;--az-border-soft: #EEF3F7;--az-text: #1E293B;--az-muted: #64748B;--az-muted-navy: #8DA8BE;--az-danger: #B42318;--az-danger-bg: #FFF1F0;--az-radius: 12px;--az-shadow: 0 22px 58px rgba(7, 24, 39, .1);--az-shadow-soft: 0 12px 28px rgba(13, 31, 60, .07);--az-font-heading: "Plus Jakarta Sans", system-ui, sans-serif;--az-font-body: "IBM Plex Sans", system-ui, sans-serif;--az-font-mono: "IBM Plex Mono", ui-monospace, monospace}*,*:before,*:after{box-sizing:border-box}html{min-height:100%;font-size:16px}body.azpet-auth{min-height:100vh;margin:0;background:radial-gradient(circle at 18% 18%,rgba(37,99,235,.2),transparent 34%),linear-gradient(135deg,#0d1f3c,#071827 58%,#050d16);color:var(--az-text);font-family:var(--az-font-body);-webkit-font-smoothing:antialiased;overflow-x:hidden}a{color:var(--az-primary-action);font-weight:600;text-decoration:none}a:hover{color:var(--az-primary-action-hover)}button,input{font:inherit}.login-page-background{position:fixed;inset:0;z-index:0;overflow:hidden;background:radial-gradient(circle at 18% 18%,rgba(37,99,235,.2),transparent 34%),linear-gradient(135deg,#0d1f3c,#071827 58%,#050d16)}.login-background-video,.login-background-fallback,.login-background-overlay,.login-hero-gradient{position:absolute;inset:0}.login-background-video{z-index:1;width:100%;height:100%;object-fit:cover;opacity:.86}.login-background-fallback{z-index:0;background:linear-gradient(115deg,rgba(0,153,187,.14),transparent 44%),linear-gradient(150deg,#0d1f3c,#071827 62%,#030a12)}.login-background-overlay{z-index:2;background:linear-gradient(115deg,#0718276b,#0d1f3c4d 46%,#07182775),linear-gradient(180deg,#0718272e,#07182785)}.login-hero-gradient{z-index:3;background:radial-gradient(ellipse at 24% 56%,rgba(0,153,187,.34) 0%,rgba(0,111,138,.22) 28%,rgba(13,31,60,.1) 52%,transparent 68%),linear-gradient(90deg,rgba(7,24,39,.82) 0%,rgba(13,31,60,.72) 28%,rgba(0,111,138,.34) 48%,rgba(7,24,39,.12) 70%,transparent 100%)}.auth-shell{position:relative;z-index:4;width:min(1180px,calc(100vw - 48px));min-height:100vh;margin:0 auto;padding:42px 0;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(420px,.78fr);gap:34px;align-items:center}.auth-visual,.auth-panel{min-width:0}.login-hero{position:relative;min-height:690px;width:100%;display:flex;flex-direction:column;justify-content:flex-end;padding:46px 0}.visual-logo.is-missing,.brand-logo.is-missing{display:none}.visual-logo{width:min(178px,42%);height:auto;object-fit:contain;margin-bottom:auto;filter:drop-shadow(0 16px 34px rgba(0,0,0,.32))}.visual-copy{max-width:520px;margin-top:auto}.visual-copy span,.login-eyebrow{color:var(--az-primary);font-family:var(--az-font-mono);font-size:.72rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase}.visual-copy h2{margin:13px 0 0;color:#fff;font-family:var(--az-font-heading);font-size:clamp(2rem,4vw,3.35rem);line-height:1.02;letter-spacing:0;text-shadow:0 18px 42px rgba(0,0,0,.42)}.visual-metrics{width:100%;margin-top:30px;display:grid;grid-template-columns:repeat(3,1fr);border:1px solid rgba(141,168,190,.2);border-radius:var(--az-radius);background:#0718274d;box-shadow:inset 0 1px #ffffff0d;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.visual-metrics div{min-width:0;padding:16px;border-right:1px solid rgba(141,168,190,.16)}.visual-metrics div:last-child{border-right:0}.visual-metrics strong{display:block;color:#fff;font-family:var(--az-font-heading);font-size:.92rem;line-height:1.2}.visual-metrics span{display:block;margin-top:4px;color:var(--az-muted-navy);font-size:.78rem;line-height:1.3}.login-card{width:100%;max-width:470px;margin-left:auto;padding:38px;border:1px solid var(--az-border);border-radius:18px;background:#fffffff5;box-shadow:0 26px 72px #030a1247;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.login-header{margin-bottom:28px}.brand-lockup{position:relative;display:inline-flex;align-items:center;min-height:58px;margin-bottom:24px}.brand-logo{width:170px;max-height:58px;object-fit:contain}.brand-fallback{display:inline-flex;align-items:center;justify-content:center;min-width:120px;min-height:44px;padding:0 16px;border:1px solid var(--az-border);border-radius:var(--az-radius);color:var(--az-navy);background:#fff;font-family:var(--az-font-heading);font-size:1.18rem;font-weight:800;letter-spacing:.02em}.brand-logo:not(.is-missing)+.brand-fallback{display:none}.login-header h1{margin:11px 0 12px;color:var(--az-navy);font-family:var(--az-font-heading);font-size:clamp(2rem,3.2vw,2.75rem);line-height:1.08;letter-spacing:0}.login-header p{max-width:36rem;margin:0;color:var(--az-muted);font-size:1rem;line-height:1.62}.auth-alert{margin-bottom:20px;padding:12px 14px;border:1px solid #F3B4AE;border-radius:var(--az-radius);background:var(--az-danger-bg);color:var(--az-danger);font-size:.9rem;line-height:1.45}.login-form{display:grid;gap:16px}.field{display:grid;gap:7px}.field label{color:var(--az-muted);font-size:.78rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase}.field input{width:100%;min-height:48px;padding:12px 14px;border:1.5px solid var(--az-border);border-radius:var(--az-radius);background:#fff;color:var(--az-text);font-size:.96rem;outline:none;transition:border-color .18s ease,box-shadow .18s ease,background .18s ease}.field input::placeholder{color:#94a3b8}.field input:focus{border-color:var(--az-primary);box-shadow:0 0 0 4px #0099bb21}.form-options{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:1px}.check-field{display:inline-flex;align-items:center;gap:10px;color:var(--az-muted);font-size:.9rem;cursor:pointer}.check-field input{width:18px;height:18px;margin:0;accent-color:var(--az-primary-action)}.btn-login{position:relative;width:100%;min-height:50px;margin-top:4px;padding:13px 18px;border:0;border-radius:var(--az-radius);background:var(--az-primary-action);color:#fff;font-weight:700;cursor:pointer;box-shadow:0 13px 24px #1d4ed838;transition:background .18s ease,box-shadow .18s ease,transform .18s ease}.btn-login:hover{background:var(--az-primary-action-hover);box-shadow:0 16px 30px #1d4ed842;transform:translateY(-1px)}.btn-login:focus-visible,a:focus-visible,.check-field input:focus-visible{outline:3px solid rgba(37,99,235,.28);outline-offset:3px}.btn-login.is-loading{cursor:wait;opacity:.86}.auth-note{display:grid;gap:8px;margin-top:24px;padding-top:18px;border-top:1px solid var(--az-border-soft);color:var(--az-muted);font-size:.9rem;line-height:1.45}.login-card-auth-wide{max-width:720px}.login-card-ong{max-width:680px}.login-card-tutor{max-width:560px}.form-group-span-2{grid-column:span 2}