:root { --night:#0B1A30; --night2:#12264a; --blue:#0A9DF5; --blue2:#0678BC; --orange:#F28C28; --ink:#14233b; --muted:#5d6e87; --line:#dbe3ee; --bg:#F3F6FA; }
* { box-sizing: border-box; }
body { margin:0; font-family: Inter, system-ui, -apple-system, 'Segoe UI', sans-serif; background: var(--bg); color: var(--ink); line-height: 1.5; }
header.top { background: var(--night); padding: 12px 18px; display:flex; align-items:center; gap:12px; }
header.top img { height: 34px; }
main { max-width: 560px; margin: 0 auto; padding: 24px 16px 60px; }
main.wide { max-width: 760px; }
.card { background:#fff; border:1px solid var(--line); border-radius:16px; padding:22px; margin-bottom:16px; box-shadow: 0 8px 26px -18px rgba(11,26,48,.45); }
h1 { font-size: 1.5rem; margin: 0 0 6px; } h2 { font-size: 1.1rem; margin: 18px 0 6px; } p { margin: 6px 0 12px; } .muted { color: var(--muted); font-size: .92rem; }
label { display:block; font-weight:600; font-size:.85rem; margin: 12px 0 4px; color: var(--muted); }
input[type=text], input[type=email], textarea { width:100%; padding:11px 13px; border:1px solid var(--line); border-radius:10px; font: inherit; background:#fff; }
input:focus, textarea:focus { outline: 2px solid #9bd7fb; border-color: var(--blue); }
button, .btn { display:inline-block; border:0; border-radius:10px; padding: 11px 18px; font: inherit; font-weight:700; cursor:pointer; background: var(--blue); color:#fff; text-decoration:none; }
button:hover, .btn:hover { background: var(--blue2); } button:disabled { opacity:.55; cursor:not-allowed; }
.btn.ghost { background: transparent; color: var(--blue2); border:1px solid var(--line); }
.err { color:#b3261e; margin: 10px 0; } .ok { color:#0d7a4f; margin: 10px 0; }
.hp { position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden; }
.share { background:#f1f5fa; border:1px dashed var(--line); border-radius:10px; padding:10px; word-break:break-all; font-family: ui-monospace, Menlo, monospace; font-size:.9rem; }
.row { display:flex; gap:10px; flex-wrap:wrap; align-items:center; margin-top:10px; }
footer { text-align:center; color: var(--muted); font-size:.82rem; padding: 10px 16px 40px; } footer a { color: var(--muted); }
ul.tidy { padding-left: 20px; } ul.tidy li { margin: 4px 0; }