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

body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #0f1117;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: #e2e8f0;
}

.login-card {
    background: #1a1d2e;
    border: 1px solid #2d3151;
    border-radius: 10px;
    padding: 36px 32px 32px;
    width: 100%;
    max-width: 360px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.login-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.login-logo .dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #3b82f6;
    flex-shrink: 0;
}

.login-logo h1 {
    font-size: 20px;
    font-weight: 700;
    color: #f1f5f9;
    letter-spacing: 0.02em;
}

h2 {
    font-size: 15px;
    font-weight: 500;
    color: #94a3b8;
    margin-bottom: 22px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-bottom: 14px;
}

.form-group label {
    font-size: 12px;
    color: #94a3b8;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.form-group input {
    background: #0f1117;
    border: 1px solid #334155;
    border-radius: 5px;
    padding: 8px 11px;
    color: #e2e8f0;
    font-size: 14px;
    outline: none;
    transition: border-color 0.15s;
}

.form-group input:focus {
    border-color: #3b82f6;
}

.btn {
    width: 100%;
    margin-top: 8px;
    padding: 10px;
    background: #3b82f6;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
}

.btn:hover { background: #2563eb; }
.btn:active { background: #1d4ed8; }

.message {
    margin-top: 14px;
    font-size: 13px;
    min-height: 18px;
    color: #ef4444;
    text-align: center;
}

.message.ok { color: #4ade80; }