:root {
    --teal: #0e5b50; --mint: #ccf4df; --ink: #10231e; --cream: #faf6ee;
    --line: #e3e0d4; --paper: #fffdf8; --muted: #6b7a76; --red: #d64545;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: 'Trebuchet MS', Arial, sans-serif; color: var(--ink); background: var(--paper); }
.auth-wrap { max-width: 420px; margin: 6vh auto; padding: 0 20px; }
.brand { font-size: 22px; font-weight: 800; letter-spacing: -.02em; text-decoration: none; color: var(--ink); display: inline-block; margin-bottom: 18px; }
.brand .dot { color: var(--teal); }
.auth-card { background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 30px 28px; }
.auth-card h1 { margin: 0 0 4px; font: 500 30px Georgia, serif; letter-spacing: -.02em; }
.auth-card .sub { margin: 0 0 20px; font-size: 13px; color: var(--muted); }
label { display: block; font: 800 11px 'Trebuchet MS'; text-transform: uppercase; letter-spacing: .06em; margin: 14px 0 6px; color: var(--teal); }
input[type=email], input[type=password], input[type=text], input[type=number], input[type=url], select, textarea {
    width: 100%; border: 1px solid var(--line); border-radius: 10px; padding: 11px 12px;
    font: 14px 'Trebuchet MS', Arial, sans-serif; color: var(--ink); background: var(--paper); outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(14,91,80,.08); }
.btn { display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; padding: 13px 22px; font: 800 13px 'Trebuchet MS'; text-decoration: none; border: 0; cursor: pointer; }
.btn-primary { background: var(--teal); color: #fff; }
.btn-outline { border: 1px solid var(--line); color: var(--ink); background: transparent; }
.btn-danger { background: #fdecec; color: var(--red); }
.btn-small { padding: 8px 14px; font-size: 12px; }
.flash { border-radius: 10px; padding: 12px 14px; font-size: 13px; margin-bottom: 14px; }
.flash-error { background: #fdecec; border: 1px solid #f5c2c2; color: var(--red); }
.flash-ok { background: #eef8f0; border: 1px solid #cde8d4; color: var(--teal); }
.foot { font-size: 13px; color: var(--muted); text-align: center; margin: 18px 0 0; }
.foot a { color: var(--teal); font-weight: 700; text-decoration: none; }