:root{font-family:Inter,system-ui,-apple-system,sans-serif;color:#15261f}*{box-sizing:border-box}.login-page{margin:0;min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 20% 10%,#d9f4e7,transparent 35%),linear-gradient(135deg,#f7fbf9,#e9f1ee)}.login-card{width:min(430px,100%);padding:42px;border:1px solid #dce8e2;border-radius:24px;background:#fff;box-shadow:0 24px 70px rgba(18,58,42,.12)}.brand-mark{display:grid;place-items:center;width:52px;height:52px;border-radius:16px;background:#176b4a;color:#fff;font-size:25px;font-weight:800}.login-card h1{margin:22px 0 8px;font-size:28px}.login-card p{margin:0 0 26px;color:#64736c;line-height:1.5}.stack{display:grid;gap:17px}.stack label{display:grid;gap:7px;font-size:14px;font-weight:650}.stack input,.stack select{width:100%;padding:13px 14px;border:1px solid #cad8d1;border-radius:10px;background:#fff;font:inherit;outline:none}.stack input:focus,.stack select:focus{border-color:#23815c;box-shadow:0 0 0 3px rgba(35,129,92,.12)}.stack button{padding:13px 18px;border:0;border-radius:10px;background:#176b4a;color:#fff;font:inherit;font-weight:750;cursor:pointer}.message{padding:11px 13px;margin:0 0 18px;border-radius:9px;font-size:14px}.error{background:#fff0ef;color:#9b2922}.success{background:#e9f8f0;color:#176b4a}header nav{display:flex;align-items:center;gap:16px;flex-wrap:wrap}header nav form{margin:0}.username{opacity:.75}.link-button{border:0;background:transparent;color:inherit;padding:0;text-decoration:underline;cursor:pointer;font:inherit}.admin-grid{display:grid;grid-template-columns:minmax(280px,380px) minmax(0,1fr);gap:20px}.form-panel{padding:24px}.form-panel h2{margin-top:0}@media(max-width:800px){.admin-grid{grid-template-columns:1fr}.login-card{padding:28px}header nav{gap:10px}}