:root { color: #143c72; background: #eaf8ff; font-family: "Trebuchet MS", "Avenir Next", system-ui, sans-serif; }
* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; }
.login-shell { min-height: 100vh; display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(390px, .75fr); background: #eaf8ff; }
.brand-stage { min-height: 100vh; display: grid; align-content: center; justify-items: center; gap: 14px; padding: 36px clamp(28px, 6vw, 92px); background: #d8f3ff; border-right: 8px solid #2a9fd4; }
.brand-mark { display: block; width: min(650px, 100%); height: auto; filter: drop-shadow(0 18px 22px rgb(20 60 114 / 18%)); }
.program-label { margin: 0; color: #1e5a98; font-size: .95rem; font-weight: 750; letter-spacing: .06em; text-align: center; text-transform: uppercase; }
.login-panel { align-self: center; width: min(440px, calc(100% - 48px)); margin: 0 auto; padding: clamp(32px, 4vw, 52px); background: #fff; border: 2px solid #8fd5ec; border-top: 10px solid #ec3f98; border-radius: 8px; box-shadow: 0 18px 36px rgb(20 60 114 / 14%); }
.panel-heading { margin-bottom: 28px; }
.eyebrow { margin: 0 0 8px; color: #e22d88; font-size: .76rem; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
h1 { margin: 0; color: #124a86; font-size: clamp(2rem, 3vw, 2.5rem); line-height: 1.05; }
.intro { margin: 12px 0 0; color: #486d92; line-height: 1.5; }
form { display: grid; gap: 9px; }
label { margin-top: 9px; color: #214b77; font-size: .92rem; font-weight: 800; }
input { width: 100%; min-height: 46px; padding: 10px 12px; border: 2px solid #9bd9ec; border-radius: 5px; color: #173c6e; background: #fff; font: inherit; }
input:focus { outline: 3px solid #ffadd4; outline-offset: 1px; border-color: #e22d88; }
button { min-height: 48px; margin-top: 12px; padding: 11px 16px; border: 0; border-radius: 5px; color: #fff; background: #e22d88; box-shadow: 0 4px 0 #b41666; font: inherit; font-weight: 800; cursor: pointer; }
button:hover { background: #cd1f76; }
button:active { transform: translateY(2px); box-shadow: 0 2px 0 #b41666; }
.error { min-height: 1.35em; margin: 8px 0 0; color: #b41646; font-size: .9rem; font-weight: 700; }
@media (max-width: 850px) { .login-shell { grid-template-columns: 1fr; } .brand-stage { min-height: auto; padding: 24px 24px 18px; border-right: 0; border-bottom: 6px solid #2a9fd4; } .brand-mark { width: min(350px, 78vw); } .login-panel { width: min(480px, calc(100% - 40px)); margin: 32px auto; } }
@media (max-width: 480px) { .brand-stage { padding-inline: 18px; } .program-label { font-size: .77rem; } .login-panel { width: calc(100% - 28px); padding: 28px 24px; margin: 22px auto; } }