:root { --ink:#111827; --muted:#6d7688; --line:#e3e8f0; --primary:#2357d9; --danger:#c93849; }
* { box-sizing: border-box; }
html, body { min-height: 100%; }
body { margin: 0; color: var(--ink); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; background: #f5f7fb; }
button, input { font: inherit; }
.login-shell { min-height: 100dvh; display: grid; grid-template-columns: minmax(380px, .95fr) minmax(480px, 1.05fr); }
.login-visual { position: relative; overflow: hidden; min-height: 100dvh; padding: 48px; color: white; background: radial-gradient(circle at 15% 10%, #274fbc 0, transparent 36%), linear-gradient(145deg, #0c1424 8%, #111d38 55%, #10295e 100%); }
.login-visual::before { content:""; position:absolute; inset:0; opacity:.16; background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px); background-size:48px 48px; mask-image:linear-gradient(to bottom, #000, transparent 88%); }
.visual-glow { position:absolute; border-radius:50%; filter:blur(1px); opacity:.6; }
.glow-one { width:320px; height:320px; right:-90px; top:20%; background:rgba(55,112,255,.18); box-shadow:0 0 100px rgba(61,119,255,.24); }
.glow-two { width:220px; height:220px; left:-90px; bottom:8%; background:rgba(73,206,169,.1); box-shadow:0 0 80px rgba(73,206,169,.12); }
.visual-content { position:relative; z-index:1; min-height:calc(100dvh - 96px); display:flex; flex-direction:column; }
.visual-brand, .mobile-brand { display:flex; align-items:center; gap:12px; font-size:16px; }
.visual-brand span, .mobile-brand span { width:42px; height:42px; display:grid; place-items:center; border-radius:13px; font-weight:850; color:white; background:linear-gradient(145deg,#3972ff,#143fba); box-shadow:0 10px 28px rgba(43,99,238,.34); }
.visual-copy { margin:auto 0; max-width:560px; padding:40px 0; }
.eyebrow, .login-kicker { display:block; margin-bottom:14px; font-size:12px; font-weight:800; letter-spacing:.12em; text-transform:uppercase; }
.eyebrow { color:#8fb1ff; }
.visual-copy h1 { margin:0; max-width:520px; font-size:clamp(38px,4.7vw,64px); line-height:1.04; letter-spacing:-.045em; }
.visual-copy p { margin:24px 0 0; max-width:510px; color:#aab8d2; font-size:17px; line-height:1.65; }
.visual-status { display:flex; align-items:center; gap:9px; color:#94a2bc; font-size:12px; }
.visual-status span { width:8px; height:8px; border-radius:50%; background:#32c783; box-shadow:0 0 0 5px rgba(50,199,131,.12); }
.login-panel { min-height:100dvh; display:flex; flex-direction:column; align-items:center; justify-content:center; padding:44px 7vw; background:linear-gradient(180deg,#fbfcfe 0,#f5f7fb 100%); }
.mobile-brand { display:none; }
.login-card { width:min(100%, 440px); }
.login-heading { margin-bottom:34px; }
.login-kicker { color:var(--primary); margin-bottom:10px; }
.login-heading h2 { margin:0; font-size:34px; letter-spacing:-.035em; }
.login-heading p { margin:10px 0 0; color:var(--muted); line-height:1.55; font-size:14px; }
form { display:grid; gap:20px; }
label { display:grid; gap:8px; color:#2e384b; font-size:13px; font-weight:750; }
.field-wrap { position:relative; }
.field-wrap input { width:100%; height:52px; padding:0 82px 0 44px; border:1px solid #dbe1eb; border-radius:12px; outline:none; background:white; color:var(--ink); transition:border .18s, box-shadow .18s; box-shadow:0 4px 14px rgba(24,35,64,.025); }
.field-wrap input:focus { border-color:#8eaeff; box-shadow:0 0 0 4px rgba(35,87,217,.09); }
.field-wrap input::placeholder { color:#a5adbb; }
.field-icon { position:absolute; left:16px; top:50%; transform:translateY(-50%); color:#98a3b5; font-size:9px; pointer-events:none; }
.field-icon.lock { font-size:8px; transform:translateY(-50%) rotate(45deg); }
.password-toggle { position:absolute; right:10px; top:50%; transform:translateY(-50%); border:0; border-radius:8px; padding:7px 8px; background:transparent; color:#657086; font-size:11px; font-weight:750; cursor:pointer; }
.password-toggle:hover { background:#f2f5f9; color:#344058; }
.login-error { min-height:0; margin-top:-6px; color:var(--danger); font-size:12px; font-weight:650; line-height:1.45; }
.login-error:not(:empty) { min-height:18px; }
.login-button { height:54px; margin-top:2px; border:0; border-radius:12px; padding:0 18px; display:flex; align-items:center; justify-content:space-between; background:linear-gradient(135deg,#285fe4,#1b4bc7); color:white; font-weight:800; cursor:pointer; box-shadow:0 12px 28px rgba(35,87,217,.24); transition:transform .15s, box-shadow .15s, opacity .15s; }
.login-button:hover { transform:translateY(-1px); box-shadow:0 15px 32px rgba(35,87,217,.29); }
.login-button:disabled { opacity:.7; cursor:wait; transform:none; }
.login-button b { font-size:20px; font-weight:500; }
.security-note { margin:26px 0 0; padding-top:22px; border-top:1px solid var(--line); display:flex; gap:9px; color:#778195; font-size:11px; line-height:1.5; }
.security-note span { color:#15945e; font-weight:900; }
.login-footer { margin:42px 0 0; color:#a0a8b6; font-size:11px; }
.login-footer span { margin:0 5px; }
@media (max-width:900px) { .login-shell { grid-template-columns:1fr; } .login-visual { display:none; } .login-panel { padding:34px 22px; } .mobile-brand { display:flex; position:absolute; top:28px; left:28px; } .login-card { margin-top:66px; } }
@media (max-width:520px) { .login-panel { justify-content:center; padding:28px 20px; } .mobile-brand { top:22px; left:20px; } .mobile-brand span { width:38px; height:38px; border-radius:11px; } .login-card { width:100%; margin-top:58px; } .login-heading { margin-bottom:28px; } .login-heading h2 { font-size:29px; } .field-wrap input { height:50px; } .login-footer { margin-top:30px; text-align:center; } }