:root {
    color-scheme: light;
    --brand: #2c5aa0;
    --brand-dark: #18407a;
    --brand-soft: #e9f2ff;
    --accent: #dbe7ff;
}
body {
    margin: 0;
    font-family: Georgia, "Times New Roman", Times, serif;
    background: linear-gradient(180deg, #f6f8fc 0%, #f2f2f2 100%);
    color: #222;
}
.wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}
.card {
    width: 100%;
    max-width: 420px;
    background: #fff;
    border: 1px solid #ccc;
    box-shadow: 0 2px 6px rgba(0,0,0,.08);
    border-top: 4px solid var(--brand);
}
.header {
    padding: 20px 24px;
    border-bottom: 1px solid #ddd;
    text-align: center;
    background: linear-gradient(180deg, var(--brand-soft), #fff 70%);
}
.header h1 {
    margin: 0;
    font-size: 22px;
    letter-spacing: .5px;
    color: var(--brand-dark);
}
.body {
    padding: 24px;
}
label {
    display: block;
    margin-bottom: 6px;
    font-size: 14px;
}
input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #bbb;
    border-radius: 2px;
    font-size: 14px;
    background: #fff;
    box-sizing: border-box;
    outline: none;
    transition: border-color .15s ease, box-shadow .15s ease;
}
input:focus {
    border-color: var(--brand);
    box-shadow: 0 0 0 3px var(--accent);
}
.field { margin-bottom: 16px; }
.actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 8px;
}
.btn {
    appearance: none;
    border: 1px solid var(--brand-dark);
    background: linear-gradient(180deg, var(--brand) 0%, var(--brand-dark) 100%);
    color: #fff;
    padding: 10px 16px;
    font-size: 14px;
    border-radius: 2px;
    cursor: pointer;
    transition: filter .15s ease;
}
.btn:hover { filter: brightness(1.05); }
.muted {
    font-size: 13px;
    color: var(--brand);
    text-decoration: none;
}
.muted:hover { text-decoration: underline; }
.footer {
    padding: 16px 24px;
    border-top: 1px solid #ddd;
    text-align: center;
    font-size: 12px;
    color: #777;
}
.toast {
    position: fixed;
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
    background: #ffe9e9;
    color: #9f3a38;
    border: 1px solid #e0b4b4;
    box-shadow: 0 2px 8px rgba(0,0,0,.1);
    padding: 10px 12px;
    font-size: 13px;
    display: none;
    z-index: 1000;
}
.toast .close {
    background: transparent;
    border: 0;
    color: inherit;
    cursor: pointer;
    font-size: 16px;
    margin-left: 10px;
}
@media (max-width: 480px) {
    .wrap { padding: 12px; }
    .header { padding: 14px 16px; }
    .body { padding: 16px; }
    .actions { flex-direction: column; gap: 10px; align-items: stretch; }
    .btn { width: 100%; }
}