* { box-sizing: border-box; margin: 0; padding: 0; }

/* Environment banner — full-width ribbon at top of card, color-coded by env */
.env-banner {
    margin: -40px -32px 24px;
    padding: 10px;
    text-align: center;
    font: 700 11px 'DM Sans', ui-sans-serif, sans-serif;
    letter-spacing: 3px;
    text-transform: uppercase;
    border-radius: 10px 10px 0 0;
}
.env-banner-dev {
    background: rgba(59, 130, 246, 0.18);
    color: #60a5fa;
    border-bottom: 1px solid rgba(59, 130, 246, 0.4);
}
.env-banner-staging {
    background: rgba(245, 158, 11, 0.18);
    color: #fbbf24;
    border-bottom: 1px solid rgba(245, 158, 11, 0.4);
}

body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #0a0a0a;
    font-family: 'DM Sans', ui-sans-serif, system-ui, sans-serif;
}

.card {
    width: 320px;
    padding: 40px 32px 36px;
    background: #0e1117;
    border: 1px solid rgba(201, 169, 110, 0.25);
    border-radius: 10px;
}

.logo {
    font-size: 28px;
    font-weight: 500;
    text-align: center;
    margin-bottom: 4px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #f5f2eb;
}

.logo-accent { color: #c9a96e; }

.subtitle {
    text-align: center;
    font-size: 11px;
    color: rgba(201, 169, 110, 0.6);
    margin-bottom: 28px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.input {
    display: block;
    width: 100%;
    padding: 10px 12px;
    margin-bottom: 12px;
    background: #0a0a0a;
    border: 1px solid #222;
    border-radius: 6px;
    color: #e5e0d8;
    font: 14px 'DM Sans', ui-sans-serif, sans-serif;
    outline: none;
    transition: border-color 0.15s;
}
.input:focus { border-color: #c9a96e; }
.input::placeholder { color: #3a3a3a; }

.error {
    display: none;
    padding: 8px 10px;
    margin-bottom: 12px;
    background: rgba(130, 24, 26, 0.2);
    border: 1px solid rgba(251, 44, 54, 0.3);
    border-radius: 5px;
    color: #fca5a5;
    font-size: 13px;
}

.btn {
    display: block;
    width: 100%;
    padding: 11px;
    background: #c9a96e;
    border: none;
    border-radius: 6px;
    color: #0a0a0a;
    font: 500 15px 'DM Sans', ui-sans-serif, sans-serif;
    letter-spacing: 0.04em;
    cursor: pointer;
    transition: background 0.15s;
}
.btn:hover { background: #d4b87e; }