:root{--primary:#2457a6;--accent:#16a34a;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#172033;background:#f4f7fb}body{margin:0;background:linear-gradient(135deg,#f6f9ff 0%,#eef4fb 100%);min-height:100vh}.container{max-width:1040px;margin:0 auto;padding:0 18px}.hero{background:linear-gradient(135deg,var(--primary),#123466);color:#fff}.hero-inner{display:flex;justify-content:space-between;gap:20px;align-items:center;padding-top:22px;padding-bottom:22px}.brand{display:flex;align-items:center;gap:14px;color:#fff;text-decoration:none}.brand img{width:54px;height:54px;object-fit:contain;background:#fff;border-radius:14px;padding:6px}.brand strong{display:block;font-size:22px;line-height:1.1}.brand small{display:block;opacity:.84;margin-top:3px}.hero nav a{margin-left:14px;color:#fff;text-decoration:none;font-weight:700;opacity:.92}.page-title{margin:28px 0 18px}.page-title h1{font-size:30px;margin:0}.card{background:#fff;border-radius:18px;box-shadow:0 14px 38px rgba(25,40,80,.10);padding:24px;margin-bottom:20px;border:1px solid rgba(36,87,166,.07)}.hero-card{border-left:6px solid var(--accent)}.narrow{max-width:520px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}label{display:block;font-weight:650;margin:12px 0 6px}input,textarea{width:100%;box-sizing:border-box;border:1px solid #ccd6e4;border-radius:12px;padding:12px;font:inherit;background:#fbfdff}input:focus,textarea:focus{outline:3px solid color-mix(in srgb,var(--primary) 20%,transparent);border-color:var(--primary)}textarea{min-height:140px}.btn,button{background:var(--primary);color:white;border:0;border-radius:12px;padding:12px 17px;font-weight:800;cursor:pointer;text-decoration:none;display:inline-block}.btn.secondary{background:#637083}.btn.success,button.success{background:var(--accent)}.alert{padding:15px;border-radius:14px;background:#eef6ff;border:1px solid #b9dbff}.danger{background:#fff1f1;border:1px solid #ffc1c1}.success{background:#effaf0;border:1px solid #bfe8c5}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;word-break:break-all}.secret{white-space:pre-wrap;background:#111827;color:#fff;padding:18px;border-radius:12px}.muted{color:#637083}.table{width:100%;border-collapse:collapse}.table th,.table td{border-bottom:1px solid #e6ecf4;padding:11px;text-align:left}.footer{color:#637083;font-size:14px;padding:8px 0 35px}@media(max-width:750px){.grid,.hero-inner{display:block}.hero nav{margin-top:14px}.hero nav a{display:inline-block;margin:6px 12px 0 0}.page-title h1{font-size:24px}}