*{box-sizing:border-box}
html,body{margin:0;min-height:100%;font-family:"Segoe UI",Arial,sans-serif;color:#15253d}
body{min-height:100vh;background:#f5f8fc}
.login-shell{min-height:100vh;display:grid;grid-template-columns:minmax(480px,56%) minmax(420px,44%)}
.login-hero{position:relative;overflow:hidden;padding:48px 64px;background:linear-gradient(140deg,#0b1e34 0%,#12375b 55%,#15507b 100%);color:#fff;display:flex;flex-direction:column;justify-content:space-between}
.login-hero:before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;background:#ffffff08;right:-180px;top:-150px}
.login-hero:after{content:"";position:absolute;width:360px;height:360px;border:1px solid #ffffff12;border-radius:50%;right:30px;bottom:-170px}
.hero-brand,.hero-content,.hero-footer{position:relative;z-index:1}
.hero-brand{display:flex;align-items:center;gap:13px}
.brand-icon{width:48px;height:48px;border-radius:13px;background:linear-gradient(135deg,#ff8a25,#ffb236);display:grid;place-items:center;font-size:25px;box-shadow:0 8px 25px #0003}
.hero-brand strong{display:block;font-size:25px;letter-spacing:.5px}
.hero-brand small{display:block;margin-top:2px;color:#afc4da}
.hero-content{max-width:720px}
.hero-badge{display:inline-block;font-size:11px;font-weight:700;letter-spacing:1.4px;color:#9fc9ef;background:#ffffff0f;border:1px solid #ffffff18;border-radius:20px;padding:8px 12px;margin-bottom:22px}
.hero-content h1{font-size:54px;line-height:1.08;margin:0 0 22px;letter-spacing:-1.5px}
.hero-content>p{font-size:18px;line-height:1.7;color:#c8d7e6;max-width:650px;margin:0 0 30px}
.features{display:flex;gap:12px;flex-wrap:wrap}
.features div{display:flex;align-items:center;gap:8px;padding:11px 14px;border-radius:9px;background:#ffffff0c;border:1px solid #ffffff17;color:#e6eff8;font-size:13px}
.features span{color:#52dc9a}
.hero-footer{color:#8faac4;font-size:12px}
.login-side{display:flex;flex-direction:column;justify-content:center;align-items:center;padding:50px;background:radial-gradient(circle at top right,#edf5ff 0,#f8fafc 45%,#f5f7fb 100%)}
.login-card{width:100%;max-width:430px;background:#fff;border:1px solid #e3e9f1;border-radius:18px;padding:42px;box-shadow:0 24px 70px #16334f14}
.mobile-logo{display:none}
.welcome-tag{color:#1b75d0;font-size:11px;font-weight:800;letter-spacing:1.2px}
.login-card h2{font-size:32px;margin:8px 0 6px;letter-spacing:-.5px}
.subtitle{color:#75859a;margin:0 0 28px}
.login-card label{display:block;margin:17px 0 7px;font-size:13px;font-weight:650;color:#34445a}
.input-box{height:48px;border:1px solid #d9e1eb;border-radius:9px;display:flex;align-items:center;background:#fbfcfe;transition:.15s}
.input-box:focus-within{border-color:#2584df;box-shadow:0 0 0 3px #2584df16;background:#fff}
.input-box span{width:44px;text-align:center;color:#8291a5}
.input-box input{border:0;outline:0;background:transparent;width:calc(100% - 44px);height:100%;font-size:14px;color:#15253d;padding-right:12px}
.login-card button{width:100%;height:49px;margin-top:24px;border:0;border-radius:9px;background:linear-gradient(135deg,#1976d2,#258ce7);color:#fff;font-size:14px;font-weight:700;display:flex;justify-content:center;align-items:center;gap:12px;cursor:pointer;box-shadow:0 9px 22px #1976d22c;transition:.15s}
.login-card button:hover{transform:translateY(-1px);box-shadow:0 12px 27px #1976d23a}
.login-card button b{font-size:18px}
.secure{display:flex;justify-content:center;gap:7px;color:#8996a7;font-size:11px;margin-top:20px}
.login-error{background:#fff0f1;border:1px solid #ffd5d9;color:#ba2d3b;padding:11px 12px;border-radius:8px;margin:16px 0}
.login-bottom{margin-top:22px;color:#9aa7b6;font-size:11px}
@media(max-width:900px){.login-shell{display:block}.login-hero{display:none}.login-side{min-height:100vh;padding:24px}.login-card{padding:32px}.mobile-logo{display:block;margin-bottom:25px;font-size:18px;color:#163b61}}